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Diffstat (limited to 'polarssl/src/include')
41 files changed, 8942 insertions, 0 deletions
diff --git a/polarssl/src/include/polarssl/aes.h b/polarssl/src/include/polarssl/aes.h new file mode 100644 index 0000000..80fd6d9 --- /dev/null +++ b/polarssl/src/include/polarssl/aes.h @@ -0,0 +1,176 @@ +/** + * \file aes.h + * + * \brief AES block cipher + * + * Copyright (C) 2006-2010, Brainspark B.V. + * + * This file is part of PolarSSL (http://www.polarssl.org) + * Lead Maintainer: Paul Bakker <polarssl_maintainer at polarssl.org> + * + * All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ +#ifndef POLARSSL_AES_H +#define POLARSSL_AES_H + +#include <string.h> + +#define AES_ENCRYPT 1 +#define AES_DECRYPT 0 + +#define POLARSSL_ERR_AES_INVALID_KEY_LENGTH -0x0020 /**< Invalid key length. */ +#define POLARSSL_ERR_AES_INVALID_INPUT_LENGTH -0x0022 /**< Invalid data input length. */ + +/** + * \brief AES context structure + */ +typedef struct +{ + int nr; /*!< number of rounds */ + unsigned long *rk; /*!< AES round keys */ + unsigned long buf[68]; /*!< unaligned data */ +} +aes_context; + +#ifdef __cplusplus +extern "C" { +#endif + +/** + * \brief AES key schedule (encryption) + * + * \param ctx AES context to be initialized + * \param key encryption key + * \param keysize must be 128, 192 or 256 + * + * \return 0 if successful, or POLARSSL_ERR_AES_INVALID_KEY_LENGTH + */ +int aes_setkey_enc( aes_context *ctx, const unsigned char *key, unsigned int keysize ); + +/** + * \brief AES key schedule (decryption) + * + * \param ctx AES context to be initialized + * \param key decryption key + * \param keysize must be 128, 192 or 256 + * + * \return 0 if successful, or POLARSSL_ERR_AES_INVALID_KEY_LENGTH + */ +int aes_setkey_dec( aes_context *ctx, const unsigned char *key, unsigned int keysize ); + +/** + * \brief AES-ECB block encryption/decryption + * + * \param ctx AES context + * \param mode AES_ENCRYPT or AES_DECRYPT + * \param input 16-byte input block + * \param output 16-byte output block + * + * \return 0 if successful + */ +int aes_crypt_ecb( aes_context *ctx, + int mode, + const unsigned char input[16], + unsigned char output[16] ); + +/** + * \brief AES-CBC buffer encryption/decryption + * Length should be a multiple of the block + * size (16 bytes) + * + * \param ctx AES context + * \param mode AES_ENCRYPT or AES_DECRYPT + * \param length length of the input data + * \param iv initialization vector (updated after use) + * \param input buffer holding the input data + * \param output buffer holding the output data + * + * \return 0 if successful, or POLARSSL_ERR_AES_INVALID_INPUT_LENGTH + */ +int aes_crypt_cbc( aes_context *ctx, + int mode, + size_t length, + unsigned char iv[16], + const unsigned char *input, + unsigned char *output ); + +/** + * \brief AES-CFB128 buffer encryption/decryption. + * + * Note: Due to the nature of CFB you should use the same key schedule for + * both encryption and decryption. So a context initialized with + * aes_setkey_enc() for both AES_ENCRYPT and AES_DECRYPT. + * + * both + * \param ctx AES context + * \param mode AES_ENCRYPT or AES_DECRYPT + * \param length length of the input data + * \param iv_off offset in IV (updated after use) + * \param iv initialization vector (updated after use) + * \param input buffer holding the input data + * \param output buffer holding the output data + * + * \return 0 if successful + */ +int aes_crypt_cfb128( aes_context *ctx, + int mode, + size_t length, + size_t *iv_off, + unsigned char iv[16], + const unsigned char *input, + unsigned char *output ); + +/* + * \brief AES-CTR buffer encryption/decryption + * + * Warning: You have to keep the maximum use of your counter in mind! + * + * Note: Due to the nature of CTR you should use the same key schedule for + * both encryption and decryption. So a context initialized with + * aes_setkey_enc() for both AES_ENCRYPT and AES_DECRYPT. + * + * \param length The length of the data + * \param nc_off The offset in the current stream_block (for resuming + * within current cipher stream). The offset pointer to + * should be 0 at the start of a stream. + * \param nonce_counter The 128-bit nonce and counter. + * \param stream_block The saved stream-block for resuming. Is overwritten + * by the function. + * \param input The input data stream + * \param output The output data stream + * + * \return 0 if successful + */ +int aes_crypt_ctr( aes_context *ctx, + size_t length, + size_t *nc_off, + unsigned char nonce_counter[16], + unsigned char stream_block[16], + const unsigned char *input, + unsigned char *output ); +/** + * \brief Checkup routine + * + * \return 0 if successful, or 1 if the test failed + */ +int aes_self_test( int verbose ); + +#ifdef __cplusplus +} +#endif + +#endif /* aes.h */ diff --git a/polarssl/src/include/polarssl/arc4.h b/polarssl/src/include/polarssl/arc4.h new file mode 100644 index 0000000..48ad60b --- /dev/null +++ b/polarssl/src/include/polarssl/arc4.h @@ -0,0 +1,80 @@ +/** + * \file arc4.h + * + * \brief The ARCFOUR stream cipher + * + * Copyright (C) 2006-2010, Brainspark B.V. + * + * This file is part of PolarSSL (http://www.polarssl.org) + * Lead Maintainer: Paul Bakker <polarssl_maintainer at polarssl.org> + * + * All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ +#ifndef POLARSSL_ARC4_H +#define POLARSSL_ARC4_H + +#include <string.h> + +/** + * \brief ARC4 context structure + */ +typedef struct +{ + int x; /*!< permutation index */ + int y; /*!< permutation index */ + unsigned char m[256]; /*!< permutation table */ +} +arc4_context; + +#ifdef __cplusplus +extern "C" { +#endif + +/** + * \brief ARC4 key schedule + * + * \param ctx ARC4 context to be initialized + * \param key the secret key + * \param keylen length of the key + */ +void arc4_setup( arc4_context *ctx, const unsigned char *key, unsigned int keylen ); + +/** + * \brief ARC4 cipher function + * + * \param ctx ARC4 context + * \param length length of the input data + * \param input buffer holding the input data + * \param output buffer for the output data + * + * \return 0 if successful + */ +int arc4_crypt( arc4_context *ctx, size_t length, const unsigned char *input, + unsigned char *output ); + +/* + * \brief Checkup routine + * + * \return 0 if successful, or 1 if the test failed + */ +int arc4_self_test( int verbose ); + +#ifdef __cplusplus +} +#endif + +#endif /* arc4.h */ diff --git a/polarssl/src/include/polarssl/asn1.h b/polarssl/src/include/polarssl/asn1.h new file mode 100644 index 0000000..893292d --- /dev/null +++ b/polarssl/src/include/polarssl/asn1.h @@ -0,0 +1,246 @@ +/** + * \file asn1.h + * + * \brief Generic ASN.1 parsing + * + * Copyright (C) 2006-2011, Brainspark B.V. + * + * This file is part of PolarSSL (http://www.polarssl.org) + * Lead Maintainer: Paul Bakker <polarssl_maintainer at polarssl.org> + * + * All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ +#ifndef POLARSSL_ASN1_H +#define POLARSSL_ASN1_H + +#include "config.h" + +#if defined(POLARSSL_BIGNUM_C) +#include "bignum.h" +#endif + +#include <string.h> + +/** + * \addtogroup asn1_module + * \{ + */ + +/** + * \name ASN1 Error codes + * These error codes are OR'ed to X509 error codes for + * higher error granularity. + * ASN1 is a standard to specify data structures. + * \{ + */ +#define POLARSSL_ERR_ASN1_OUT_OF_DATA -0x0060 /**< Out of data when parsing an ASN1 data structure. */ +#define POLARSSL_ERR_ASN1_UNEXPECTED_TAG -0x0062 /**< ASN1 tag was of an unexpected value. */ +#define POLARSSL_ERR_ASN1_INVALID_LENGTH -0x0064 /**< Error when trying to determine the length or invalid length. */ +#define POLARSSL_ERR_ASN1_LENGTH_MISMATCH -0x0066 /**< Actual length differs from expected length. */ +#define POLARSSL_ERR_ASN1_INVALID_DATA -0x0068 /**< Data is invalid. (not used) */ +#define POLARSSL_ERR_ASN1_MALLOC_FAILED -0x006A /**< Memory allocation failed */ +#define POLARSSL_ERR_ASN1_BUF_TOO_SMALL -0x006C /**< Buffer too small when writing ASN.1 data structure. */ + +/* \} name */ + +/** + * \name DER constants + * These constants comply with DER encoded the ANS1 type tags. + * DER encoding uses hexadecimal representation. + * An example DER sequence is:\n + * - 0x02 -- tag indicating INTEGER + * - 0x01 -- length in octets + * - 0x05 -- value + * Such sequences are typically read into \c ::x509_buf. + * \{ + */ +#define ASN1_BOOLEAN 0x01 +#define ASN1_INTEGER 0x02 +#define ASN1_BIT_STRING 0x03 +#define ASN1_OCTET_STRING 0x04 +#define ASN1_NULL 0x05 +#define ASN1_OID 0x06 +#define ASN1_UTF8_STRING 0x0C +#define ASN1_SEQUENCE 0x10 +#define ASN1_SET 0x11 +#define ASN1_PRINTABLE_STRING 0x13 +#define ASN1_T61_STRING 0x14 +#define ASN1_IA5_STRING 0x16 +#define ASN1_UTC_TIME 0x17 +#define ASN1_GENERALIZED_TIME 0x18 +#define ASN1_UNIVERSAL_STRING 0x1C +#define ASN1_BMP_STRING 0x1E +#define ASN1_PRIMITIVE 0x00 +#define ASN1_CONSTRUCTED 0x20 +#define ASN1_CONTEXT_SPECIFIC 0x80 +/* \} name */ +/* \} addtogroup asn1_module */ + +/** Returns the size of the binary string, without the trailing \\0 */ +#define OID_SIZE(x) (sizeof(x) - 1) + +#ifdef __cplusplus +extern "C" { +#endif + +/** + * \name Functions to parse ASN.1 data structures + * \{ + */ + +/** + * Type-length-value structure that allows for ASN1 using DER. + */ +typedef struct _asn1_buf +{ + int tag; /**< ASN1 type, e.g. ASN1_UTF8_STRING. */ + size_t len; /**< ASN1 length, e.g. in octets. */ + unsigned char *p; /**< ASN1 data, e.g. in ASCII. */ +} +asn1_buf; + +/** + * Container for ASN1 bit strings. + */ +typedef struct _asn1_bitstring +{ + size_t len; /**< ASN1 length, e.g. in octets. */ + unsigned char unused_bits; /**< Number of unused bits at the end of the string */ + unsigned char *p; /**< Raw ASN1 data for the bit string */ +} +asn1_bitstring; + +/** + * Container for a sequence of ASN.1 items + */ +typedef struct _asn1_sequence +{ + asn1_buf buf; /**< Buffer containing the given ASN.1 item. */ + struct _asn1_sequence *next; /**< The next entry in the sequence. */ +} +asn1_sequence; + +/** + * Get the length of an ASN.1 element. + * Updates the pointer to immediately behind the length. + * + * \param p The position in the ASN.1 data + * \param end End of data + * \param len The variable that will receive the value + * + * \return 0 if successful, POLARSSL_ERR_ASN1_OUT_OF_DATA on reaching + * end of data, POLARSSL_ERR_ASN1_INVALID_LENGTH if length is + * unparseable. + */ +int asn1_get_len( unsigned char **p, + const unsigned char *end, + size_t *len ); + +/** + * Get the tag and length of the tag. Check for the requested tag. + * Updates the pointer to immediately behind the tag and length. + * + * \param p The position in the ASN.1 data + * \param end End of data + * \param len The variable that will receive the length + * \param tag The expected tag + * + * \return 0 if successful, POLARSSL_ERR_ASN1_UNEXPECTED_TAG if tag did + * not match requested tag, or another specific ASN.1 error code. + */ +int asn1_get_tag( unsigned char **p, + const unsigned char *end, + size_t *len, int tag ); + +/** + * Retrieve a boolean ASN.1 tag and its value. + * Updates the pointer to immediately behind the full tag. + * + * \param p The position in the ASN.1 data + * \param end End of data + * \param val The variable that will receive the value + * + * \return 0 if successful or a specific ASN.1 error code. + */ +int asn1_get_bool( unsigned char **p, + const unsigned char *end, + int *val ); + +/** + * Retrieve an integer ASN.1 tag and its value. + * Updates the pointer to immediately behind the full tag. + * + * \param p The position in the ASN.1 data + * \param end End of data + * \param val The variable that will receive the value + * + * \return 0 if successful or a specific ASN.1 error code. + */ +int asn1_get_int( unsigned char **p, + const unsigned char *end, + int *val ); + +/** + * Retrieve a bitstring ASN.1 tag and its value. + * Updates the pointer to immediately behind the full tag. + * + * \param p The position in the ASN.1 data + * \param end End of data + * \param bs The variable that will receive the value + * + * \return 0 if successful or a specific ASN.1 error code. + */ +int asn1_get_bitstring( unsigned char **p, const unsigned char *end, + asn1_bitstring *bs); + +/** + * Parses and splits an ASN.1 "SEQUENCE OF <tag>" + * Updated the pointer to immediately behind the full sequence tag. + * + * \param p The position in the ASN.1 data + * \param end End of data + * \param cur First variable in the chain to fill + * \param tag Type of sequence + * + * \return 0 if successful or a specific ASN.1 error code. + */ +int asn1_get_sequence_of( unsigned char **p, + const unsigned char *end, + asn1_sequence *cur, + int tag); + +#if defined(POLARSSL_BIGNUM_C) +/** + * Retrieve a MPI value from an integer ASN.1 tag. + * Updates the pointer to immediately behind the full tag. + * + * \param p The position in the ASN.1 data + * \param end End of data + * \param X The MPI that will receive the value + * + * \return 0 if successful or a specific ASN.1 or MPI error code. + */ +int asn1_get_mpi( unsigned char **p, + const unsigned char *end, + mpi *X ); +#endif + +#ifdef __cplusplus +} +#endif + +#endif /* asn1.h */ diff --git a/polarssl/src/include/polarssl/asn1write.h b/polarssl/src/include/polarssl/asn1write.h new file mode 100644 index 0000000..52b9baa --- /dev/null +++ b/polarssl/src/include/polarssl/asn1write.h @@ -0,0 +1,46 @@ +/** + * \file asn1write.h + * + * \brief ASN.1 buffer writing functionality + * + * Copyright (C) 2006-2012, Brainspark B.V. + * + * This file is part of PolarSSL (http://www.polarssl.org) + * Lead Maintainer: Paul Bakker <polarssl_maintainer at polarssl.org> + * + * All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ +#ifndef POLARSSL_ASN1_WRITE_H +#define POLARSSL_ASN1_WRITE_H + +#include "asn1.h" + +#define ASN1_CHK_ADD(g, f) if( ( ret = f ) < 0 ) return( ret ); else g += ret + +int asn1_write_len( unsigned char **p, unsigned char *start, size_t len ); +int asn1_write_tag( unsigned char **p, unsigned char *start, unsigned char tag ); +int asn1_write_mpi( unsigned char **p, unsigned char *start, mpi *X ); +int asn1_write_null( unsigned char **p, unsigned char *start ); +int asn1_write_oid( unsigned char **p, unsigned char *start, char *oid ); +int asn1_write_algorithm_identifier( unsigned char **p, unsigned char *start, char *algorithm_oid ); +int asn1_write_int( unsigned char **p, unsigned char *start, int val ); +int asn1_write_printable_string( unsigned char **p, unsigned char *start, + char *text ); +int asn1_write_ia5_string( unsigned char **p, unsigned char *start, + char *text ); + +#endif /* POLARSSL_ASN1_WRITE_H */ diff --git a/polarssl/src/include/polarssl/base64.h b/polarssl/src/include/polarssl/base64.h new file mode 100644 index 0000000..883215d --- /dev/null +++ b/polarssl/src/include/polarssl/base64.h @@ -0,0 +1,87 @@ +/** + * \file base64.h + * + * \brief RFC 1521 base64 encoding/decoding + * + * Copyright (C) 2006-2010, Brainspark B.V. + * + * This file is part of PolarSSL (http://www.polarssl.org) + * Lead Maintainer: Paul Bakker <polarssl_maintainer at polarssl.org> + * + * All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ +#ifndef POLARSSL_BASE64_H +#define POLARSSL_BASE64_H + +#include <string.h> + +#define POLARSSL_ERR_BASE64_BUFFER_TOO_SMALL -0x002A /**< Output buffer too small. */ +#define POLARSSL_ERR_BASE64_INVALID_CHARACTER -0x002C /**< Invalid character in input. */ + +#ifdef __cplusplus +extern "C" { +#endif + +/** + * \brief Encode a buffer into base64 format + * + * \param dst destination buffer + * \param dlen size of the buffer + * \param src source buffer + * \param slen amount of data to be encoded + * + * \return 0 if successful, or POLARSSL_ERR_BASE64_BUFFER_TOO_SMALL. + * *dlen is always updated to reflect the amount + * of data that has (or would have) been written. + * + * \note Call this function with *dlen = 0 to obtain the + * required buffer size in *dlen + */ +int base64_encode( unsigned char *dst, size_t *dlen, + const unsigned char *src, size_t slen ); + +/** + * \brief Decode a base64-formatted buffer + * + * \param dst destination buffer + * \param dlen size of the buffer + * \param src source buffer + * \param slen amount of data to be decoded + * + * \return 0 if successful, POLARSSL_ERR_BASE64_BUFFER_TOO_SMALL, or + * POLARSSL_ERR_BASE64_INVALID_DATA if the input data is not + * correct. *dlen is always updated to reflect the amount + * of data that has (or would have) been written. + * + * \note Call this function with *dlen = 0 to obtain the + * required buffer size in *dlen + */ +int base64_decode( unsigned char *dst, size_t *dlen, + const unsigned char *src, size_t slen ); + +/** + * \brief Checkup routine + * + * \return 0 if successful, or 1 if the test failed + */ +int base64_self_test( int verbose ); + +#ifdef __cplusplus +} +#endif + +#endif /* base64.h */ diff --git a/polarssl/src/include/polarssl/bignum.h b/polarssl/src/include/polarssl/bignum.h new file mode 100644 index 0000000..ad03308 --- /dev/null +++ b/polarssl/src/include/polarssl/bignum.h @@ -0,0 +1,632 @@ +/** + * \file bignum.h + * + * \brief Multi-precision integer library + * + * Copyright (C) 2006-2010, Brainspark B.V. + * + * This file is part of PolarSSL (http://www.polarssl.org) + * Lead Maintainer: Paul Bakker <polarssl_maintainer at polarssl.org> + * + * All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ +#ifndef POLARSSL_BIGNUM_H +#define POLARSSL_BIGNUM_H + +#include <stdio.h> +#include <string.h> + +#include "config.h" + +#define POLARSSL_ERR_MPI_FILE_IO_ERROR -0x0002 /**< An error occurred while reading from or writing to a file. */ +#define POLARSSL_ERR_MPI_BAD_INPUT_DATA -0x0004 /**< Bad input parameters to function. */ +#define POLARSSL_ERR_MPI_INVALID_CHARACTER -0x0006 /**< There is an invalid character in the digit string. */ +#define POLARSSL_ERR_MPI_BUFFER_TOO_SMALL -0x0008 /**< The buffer is too small to write to. */ +#define POLARSSL_ERR_MPI_NEGATIVE_VALUE -0x000A /**< The input arguments are negative or result in illegal output. */ +#define POLARSSL_ERR_MPI_DIVISION_BY_ZERO -0x000C /**< The input argument for division is zero, which is not allowed. */ +#define POLARSSL_ERR_MPI_NOT_ACCEPTABLE -0x000E /**< The input arguments are not acceptable. */ +#define POLARSSL_ERR_MPI_MALLOC_FAILED -0x0010 /**< Memory allocation failed. */ + +#define MPI_CHK(f) if( ( ret = f ) != 0 ) goto cleanup + +/* + * Maximum size MPIs are allowed to grow to in number of limbs. + */ +#define POLARSSL_MPI_MAX_LIMBS 10000 + +/* + * Maximum window size used for modular exponentiation. Default: 6 + * Minimum value: 1. Maximum value: 6. + * + * Result is an array of ( 2 << POLARSSL_MPI_WINDOW_SIZE ) MPIs used + * for the sliding window calculation. (So 64 by default) + * + * Reduction in size, reduces speed. + */ +#define POLARSSL_MPI_WINDOW_SIZE 6 /**< Maximum windows size used. */ + +/* + * Maximum size of MPIs allowed in bits and bytes for user-MPIs. + * ( Default: 512 bytes => 4096 bits ) + * + * Note: Calculations can results temporarily in larger MPIs. So the number + * of limbs required (POLARSSL_MPI_MAX_LIMBS) is higher. + */ +#define POLARSSL_MPI_MAX_SIZE 512 /**< Maximum number of bytes for usable MPIs. */ +#define POLARSSL_MPI_MAX_BITS ( 8 * POLARSSL_MPI_MAX_SIZE ) /**< Maximum number of bits for usable MPIs. */ + +/* + * When reading from files with mpi_read_file() the buffer should have space + * for a (short) label, the MPI (in the provided radix), the newline + * characters and the '\0'. + * + * By default we assume at least a 10 char label, a minimum radix of 10 + * (decimal) and a maximum of 4096 bit numbers (1234 decimal chars). + */ +#define POLARSSL_MPI_READ_BUFFER_SIZE 1250 + +/* + * Define the base integer type, architecture-wise + */ +#if defined(POLARSSL_HAVE_INT8) +typedef signed char t_sint; +typedef unsigned char t_uint; +typedef unsigned short t_udbl; +#else +#if defined(POLARSSL_HAVE_INT16) +typedef signed short t_sint; +typedef unsigned short t_uint; +typedef unsigned long t_udbl; +#else + typedef signed long t_sint; + typedef unsigned long t_uint; + #if defined(_MSC_VER) && defined(_M_IX86) + typedef unsigned __int64 t_udbl; + #else + #if defined(__GNUC__) && ( \ + defined(__amd64__) || defined(__x86_64__) || \ + defined(__ppc64__) || defined(__powerpc64__) || \ + defined(__ia64__) || defined(__alpha__) || \ + (defined(__sparc__) && defined(__arch64__)) || \ + defined(__s390x__) ) + typedef unsigned int t_udbl __attribute__((mode(TI))); + #define POLARSSL_HAVE_LONGLONG + #else + #if defined(POLARSSL_HAVE_LONGLONG) + typedef unsigned long long t_udbl; + #endif + #endif + #endif +#endif +#endif + +/** + * \brief MPI structure + */ +typedef struct +{ + int s; /*!< integer sign */ + size_t n; /*!< total # of limbs */ + t_uint *p; /*!< pointer to limbs */ +} +mpi; + +#ifdef __cplusplus +extern "C" { +#endif + +/** + * \brief Initialize one MPI + * + * \param X One MPI to initialize. + */ +void mpi_init( mpi *X ); + +/** + * \brief Unallocate one MPI + * + * \param X One MPI to unallocate. + */ +void mpi_free( mpi *X ); + +/** + * \brief Enlarge to the specified number of limbs + * + * \param X MPI to grow + * \param nblimbs The target number of limbs + * + * \return 0 if successful, + * POLARSSL_ERR_MPI_MALLOC_FAILED if memory allocation failed + */ +int mpi_grow( mpi *X, size_t nblimbs ); + +/** + * \brief Copy the contents of Y into X + * + * \param X Destination MPI + * \param Y Source MPI + * + * \return 0 if successful, + * POLARSSL_ERR_MPI_MALLOC_FAILED if memory allocation failed + */ +int mpi_copy( mpi *X, const mpi *Y ); + +/** + * \brief Swap the contents of X and Y + * + * \param X First MPI value + * \param Y Second MPI value + */ +void mpi_swap( mpi *X, mpi *Y ); + +/** + * \brief Set value from integer + * + * \param X MPI to set + * \param z Value to use + * + * \return 0 if successful, + * POLARSSL_ERR_MPI_MALLOC_FAILED if memory allocation failed + */ +int mpi_lset( mpi *X, t_sint z ); + +/* + * \brief Get a specific bit from X + * + * \param X MPI to use + * \param pos Zero-based index of the bit in X + * + * \return Either a 0 or a 1 + */ +int mpi_get_bit( mpi *X, size_t pos ); + +/* + * \brief Set a bit of X to a specific value of 0 or 1 + * + * \note Will grow X if necessary to set a bit to 1 in a not yet + * existing limb. Will not grow if bit should be set to 0 + * + * \param X MPI to use + * \param pos Zero-based index of the bit in X + * \param val The value to set the bit to (0 or 1) + * + * \return 0 if successful, + * POLARSSL_ERR_MPI_MALLOC_FAILED if memory allocation failed, + * POLARSSL_ERR_MPI_BAD_INPUT_DATA if val is not 0 or 1 + */ +int mpi_set_bit( mpi *X, size_t pos, unsigned char val ); + +/** + * \brief Return the number of least significant bits + * + * \param X MPI to use + */ +size_t mpi_lsb( const mpi *X ); + +/** + * \brief Return the number of most significant bits + * + * \param X MPI to use + */ +size_t mpi_msb( const mpi *X ); + +/** + * \brief Return the total size in bytes + * + * \param X MPI to use + */ +size_t mpi_size( const mpi *X ); + +/** + * \brief Import from an ASCII string + * + * \param X Destination MPI + * \param radix Input numeric base + * \param s Null-terminated string buffer + * + * \return 0 if successful, or a POLARSSL_ERR_MPI_XXX error code + */ +int mpi_read_string( mpi *X, int radix, const char *s ); + +/** + * \brief Export into an ASCII string + * + * \param X Source MPI + * \param radix Output numeric base + * \param s String buffer + * \param slen String buffer size + * + * \return 0 if successful, or a POLARSSL_ERR_MPI_XXX error code. + * *slen is always updated to reflect the amount + * of data that has (or would have) been written. + * + * \note Call this function with *slen = 0 to obtain the + * minimum required buffer size in *slen. + */ +int mpi_write_string( const mpi *X, int radix, char *s, size_t *slen ); + +/** + * \brief Read X from an opened file + * + * \param X Destination MPI + * \param radix Input numeric base + * \param fin Input file handle + * + * \return 0 if successful, POLARSSL_ERR_MPI_BUFFER_TOO_SMALL if + * the file read buffer is too small or a + * POLARSSL_ERR_MPI_XXX error code + */ +int mpi_read_file( mpi *X, int radix, FILE *fin ); + +/** + * \brief Write X into an opened file, or stdout if fout is NULL + * + * \param p Prefix, can be NULL + * \param X Source MPI + * \param radix Output numeric base + * \param fout Output file handle (can be NULL) + * + * \return 0 if successful, or a POLARSSL_ERR_MPI_XXX error code + * + * \note Set fout == NULL to print X on the console. + */ +int mpi_write_file( const char *p, const mpi *X, int radix, FILE *fout ); + +/** + * \brief Import X from unsigned binary data, big endian + * + * \param X Destination MPI + * \param buf Input buffer + * \param buflen Input buffer size + * + * \return 0 if successful, + * POLARSSL_ERR_MPI_MALLOC_FAILED if memory allocation failed + */ +int mpi_read_binary( mpi *X, const unsigned char *buf, size_t buflen ); + +/** + * \brief Export X into unsigned binary data, big endian + * + * \param X Source MPI + * \param buf Output buffer + * \param buflen Output buffer size + * + * \return 0 if successful, + * POLARSSL_ERR_MPI_BUFFER_TOO_SMALL if buf isn't large enough + */ +int mpi_write_binary( const mpi *X, unsigned char *buf, size_t buflen ); + +/** + * \brief Left-shift: X <<= count + * + * \param X MPI to shift + * \param count Amount to shift + * + * \return 0 if successful, + * POLARSSL_ERR_MPI_MALLOC_FAILED if memory allocation failed + */ +int mpi_shift_l( mpi *X, size_t count ); + +/** + * \brief Right-shift: X >>= count + * + * \param X MPI to shift + * \param count Amount to shift + * + * \return 0 if successful, + * POLARSSL_ERR_MPI_MALLOC_FAILED if memory allocation failed + */ +int mpi_shift_r( mpi *X, size_t count ); + +/** + * \brief Compare unsigned values + * + * \param X Left-hand MPI + * \param Y Right-hand MPI + * + * \return 1 if |X| is greater than |Y|, + * -1 if |X| is lesser than |Y| or + * 0 if |X| is equal to |Y| + */ +int mpi_cmp_abs( const mpi *X, const mpi *Y ); + +/** + * \brief Compare signed values + * + * \param X Left-hand MPI + * \param Y Right-hand MPI + * + * \return 1 if X is greater than Y, + * -1 if X is lesser than Y or + * 0 if X is equal to Y + */ +int mpi_cmp_mpi( const mpi *X, const mpi *Y ); + +/** + * \brief Compare signed values + * + * \param X Left-hand MPI + * \param z The integer value to compare to + * + * \return 1 if X is greater than z, + * -1 if X is lesser than z or + * 0 if X is equal to z + */ +int mpi_cmp_int( const mpi *X, t_sint z ); + +/** + * \brief Unsigned addition: X = |A| + |B| + * + * \param X Destination MPI + * \param A Left-hand MPI + * \param B Right-hand MPI + * + * \return 0 if successful, + * POLARSSL_ERR_MPI_MALLOC_FAILED if memory allocation failed + */ +int mpi_add_abs( mpi *X, const mpi *A, const mpi *B ); + +/** + * \brief Unsigned substraction: X = |A| - |B| + * + * \param X Destination MPI + * \param A Left-hand MPI + * \param B Right-hand MPI + * + * \return 0 if successful, + * POLARSSL_ERR_MPI_NEGATIVE_VALUE if B is greater than A + */ +int mpi_sub_abs( mpi *X, const mpi *A, const mpi *B ); + +/** + * \brief Signed addition: X = A + B + * + * \param X Destination MPI + * \param A Left-hand MPI + * \param B Right-hand MPI + * + * \return 0 if successful, + * POLARSSL_ERR_MPI_MALLOC_FAILED if memory allocation failed + */ +int mpi_add_mpi( mpi *X, const mpi *A, const mpi *B ); + +/** + * \brief Signed substraction: X = A - B + * + * \param X Destination MPI + * \param A Left-hand MPI + * \param B Right-hand MPI + * + * \return 0 if successful, + * POLARSSL_ERR_MPI_MALLOC_FAILED if memory allocation failed + */ +int mpi_sub_mpi( mpi *X, const mpi *A, const mpi *B ); + +/** + * \brief Signed addition: X = A + b + * + * \param X Destination MPI + * \param A Left-hand MPI + * \param b The integer value to add + * + * \return 0 if successful, + * POLARSSL_ERR_MPI_MALLOC_FAILED if memory allocation failed + */ +int mpi_add_int( mpi *X, const mpi *A, t_sint b ); + +/** + * \brief Signed substraction: X = A - b + * + * \param X Destination MPI + * \param A Left-hand MPI + * \param b The integer value to subtract + * + * \return 0 if successful, + * POLARSSL_ERR_MPI_MALLOC_FAILED if memory allocation failed + */ +int mpi_sub_int( mpi *X, const mpi *A, t_sint b ); + +/** + * \brief Baseline multiplication: X = A * B + * + * \param X Destination MPI + * \param A Left-hand MPI + * \param B Right-hand MPI + * + * \return 0 if successful, + * POLARSSL_ERR_MPI_MALLOC_FAILED if memory allocation failed + */ +int mpi_mul_mpi( mpi *X, const mpi *A, const mpi *B ); + +/** + * \brief Baseline multiplication: X = A * b + * Note: b is an unsigned integer type, thus + * Negative values of b are ignored. + * + * \param X Destination MPI + * \param A Left-hand MPI + * \param b The integer value to multiply with + * + * \return 0 if successful, + * POLARSSL_ERR_MPI_MALLOC_FAILED if memory allocation failed + */ +int mpi_mul_int( mpi *X, const mpi *A, t_sint b ); + +/** + * \brief Division by mpi: A = Q * B + R + * + * \param Q Destination MPI for the quotient + * \param R Destination MPI for the rest value + * \param A Left-hand MPI + * \param B Right-hand MPI + * + * \return 0 if successful, + * POLARSSL_ERR_MPI_MALLOC_FAILED if memory allocation failed, + * POLARSSL_ERR_MPI_DIVISION_BY_ZERO if B == 0 + * + * \note Either Q or R can be NULL. + */ +int mpi_div_mpi( mpi *Q, mpi *R, const mpi *A, const mpi *B ); + +/** + * \brief Division by int: A = Q * b + R + * + * \param Q Destination MPI for the quotient + * \param R Destination MPI for the rest value + * \param A Left-hand MPI + * \param b Integer to divide by + * + * \return 0 if successful, + * POLARSSL_ERR_MPI_MALLOC_FAILED if memory allocation failed, + * POLARSSL_ERR_MPI_DIVISION_BY_ZERO if b == 0 + * + * \note Either Q or R can be NULL. + */ +int mpi_div_int( mpi *Q, mpi *R, const mpi *A, t_sint b ); + +/** + * \brief Modulo: R = A mod B + * + * \param R Destination MPI for the rest value + * \param A Left-hand MPI + * \param B Right-hand MPI + * + * \return 0 if successful, + * POLARSSL_ERR_MPI_MALLOC_FAILED if memory allocation failed, + * POLARSSL_ERR_MPI_DIVISION_BY_ZERO if B == 0, + * POLARSSL_ERR_MPI_NEGATIVE_VALUE if B < 0 + */ +int mpi_mod_mpi( mpi *R, const mpi *A, const mpi *B ); + +/** + * \brief Modulo: r = A mod b + * + * \param r Destination t_uint + * \param A Left-hand MPI + * \param b Integer to divide by + * + * \return 0 if successful, + * POLARSSL_ERR_MPI_MALLOC_FAILED if memory allocation failed, + * POLARSSL_ERR_MPI_DIVISION_BY_ZERO if b == 0, + * POLARSSL_ERR_MPI_NEGATIVE_VALUE if b < 0 + */ +int mpi_mod_int( t_uint *r, const mpi *A, t_sint b ); + +/** + * \brief Sliding-window exponentiation: X = A^E mod N + * + * \param X Destination MPI + * \param A Left-hand MPI + * \param E Exponent MPI + * \param N Modular MPI + * \param _RR Speed-up MPI used for recalculations + * + * \return 0 if successful, + * POLARSSL_ERR_MPI_MALLOC_FAILED if memory allocation failed, + * POLARSSL_ERR_MPI_BAD_INPUT_DATA if N is negative or even + * + * \note _RR is used to avoid re-computing R*R mod N across + * multiple calls, which speeds up things a bit. It can + * be set to NULL if the extra performance is unneeded. + */ +int mpi_exp_mod( mpi *X, const mpi *A, const mpi *E, const mpi *N, mpi *_RR ); + +/** + * \brief Fill an MPI X with size bytes of random + * + * \param X Destination MPI + * \param size Size in bytes + * \param f_rng RNG function + * \param p_rng RNG parameter + * + * \return 0 if successful, + * POLARSSL_ERR_MPI_MALLOC_FAILED if memory allocation failed + */ +int mpi_fill_random( mpi *X, size_t size, + int (*f_rng)(void *, unsigned char *, size_t), + void *p_rng ); + +/** + * \brief Greatest common divisor: G = gcd(A, B) + * + * \param G Destination MPI + * \param A Left-hand MPI + * \param B Right-hand MPI + * + * \return 0 if successful, + * POLARSSL_ERR_MPI_MALLOC_FAILED if memory allocation failed + */ +int mpi_gcd( mpi *G, const mpi *A, const mpi *B ); + +/** + * \brief Modular inverse: X = A^-1 mod N + * + * \param X Destination MPI + * \param A Left-hand MPI + * \param N Right-hand MPI + * + * \return 0 if successful, + * POLARSSL_ERR_MPI_MALLOC_FAILED if memory allocation failed, + * POLARSSL_ERR_MPI_BAD_INPUT_DATA if N is negative or nil + POLARSSL_ERR_MPI_NOT_ACCEPTABLE if A has no inverse mod N + */ +int mpi_inv_mod( mpi *X, const mpi *A, const mpi *N ); + +/** + * \brief Miller-Rabin primality test + * + * \param X MPI to check + * \param f_rng RNG function + * \param p_rng RNG parameter + * + * \return 0 if successful (probably prime), + * POLARSSL_ERR_MPI_MALLOC_FAILED if memory allocation failed, + * POLARSSL_ERR_MPI_NOT_ACCEPTABLE if X is not prime + */ +int mpi_is_prime( mpi *X, + int (*f_rng)(void *, unsigned char *, size_t), + void *p_rng ); + +/** + * \brief Prime number generation + * + * \param X Destination MPI + * \param nbits Required size of X in bits ( 3 <= nbits <= POLARSSL_MPI_MAX_BITS ) + * \param dh_flag If 1, then (X-1)/2 will be prime too + * \param f_rng RNG function + * \param p_rng RNG parameter + * + * \return 0 if successful (probably prime), + * POLARSSL_ERR_MPI_MALLOC_FAILED if memory allocation failed, + * POLARSSL_ERR_MPI_BAD_INPUT_DATA if nbits is < 3 + */ +int mpi_gen_prime( mpi *X, size_t nbits, int dh_flag, + int (*f_rng)(void *, unsigned char *, size_t), + void *p_rng ); + +/** + * \brief Checkup routine + * + * \return 0 if successful, or 1 if the test failed + */ +int mpi_self_test( int verbose ); + +#ifdef __cplusplus +} +#endif + +#endif /* bignum.h */ diff --git a/polarssl/src/include/polarssl/bn_mul.h b/polarssl/src/include/polarssl/bn_mul.h new file mode 100644 index 0000000..a6a2c65 --- /dev/null +++ b/polarssl/src/include/polarssl/bn_mul.h @@ -0,0 +1,742 @@ +/** + * \file bn_mul.h + * + * \brief Multi-precision integer library + * + * Copyright (C) 2006-2010, Brainspark B.V. + * + * This file is part of PolarSSL (http://www.polarssl.org) + * Lead Maintainer: Paul Bakker <polarssl_maintainer at polarssl.org> + * + * All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ +/* + * Multiply source vector [s] with b, add result + * to destination vector [d] and set carry c. + * + * Currently supports: + * + * . IA-32 (386+) . AMD64 / EM64T + * . IA-32 (SSE2) . Motorola 68000 + * . PowerPC, 32-bit . MicroBlaze + * . PowerPC, 64-bit . TriCore + * . SPARC v8 . ARM v3+ + * . Alpha . MIPS32 + * . C, longlong . C, generic + */ +#ifndef POLARSSL_BN_MUL_H +#define POLARSSL_BN_MUL_H + +#include "bignum.h" + +#if defined(POLARSSL_HAVE_ASM) + +#if defined(__GNUC__) +#if defined(__i386__) + +#define MULADDC_INIT \ + asm( " \ + movl %%ebx, %0; \ + movl %5, %%esi; \ + movl %6, %%edi; \ + movl %7, %%ecx; \ + movl %8, %%ebx; \ + " + +#define MULADDC_CORE \ + " \ + lodsl; \ + mull %%ebx; \ + addl %%ecx, %%eax; \ + adcl $0, %%edx; \ + addl (%%edi), %%eax; \ + adcl $0, %%edx; \ + movl %%edx, %%ecx; \ + stosl; \ + " + +#if defined(POLARSSL_HAVE_SSE2) + +#define MULADDC_HUIT \ + " \ + movd %%ecx, %%mm1; \ + movd %%ebx, %%mm0; \ + movd (%%edi), %%mm3; \ + paddq %%mm3, %%mm1; \ + movd (%%esi), %%mm2; \ + pmuludq %%mm0, %%mm2; \ + movd 4(%%esi), %%mm4; \ + pmuludq %%mm0, %%mm4; \ + movd 8(%%esi), %%mm6; \ + pmuludq %%mm0, %%mm6; \ + movd 12(%%esi), %%mm7; \ + pmuludq %%mm0, %%mm7; \ + paddq %%mm2, %%mm1; \ + movd 4(%%edi), %%mm3; \ + paddq %%mm4, %%mm3; \ + movd 8(%%edi), %%mm5; \ + paddq %%mm6, %%mm5; \ + movd 12(%%edi), %%mm4; \ + paddq %%mm4, %%mm7; \ + movd %%mm1, (%%edi); \ + movd 16(%%esi), %%mm2; \ + pmuludq %%mm0, %%mm2; \ + psrlq $32, %%mm1; \ + movd 20(%%esi), %%mm4; \ + pmuludq %%mm0, %%mm4; \ + paddq %%mm3, %%mm1; \ + movd 24(%%esi), %%mm6; \ + pmuludq %%mm0, %%mm6; \ + movd %%mm1, 4(%%edi); \ + psrlq $32, %%mm1; \ + movd 28(%%esi), %%mm3; \ + pmuludq %%mm0, %%mm3; \ + paddq %%mm5, %%mm1; \ + movd 16(%%edi), %%mm5; \ + paddq %%mm5, %%mm2; \ + movd %%mm1, 8(%%edi); \ + psrlq $32, %%mm1; \ + paddq %%mm7, %%mm1; \ + movd 20(%%edi), %%mm5; \ + paddq %%mm5, %%mm4; \ + movd %%mm1, 12(%%edi); \ + psrlq $32, %%mm1; \ + paddq %%mm2, %%mm1; \ + movd 24(%%edi), %%mm5; \ + paddq %%mm5, %%mm6; \ + movd %%mm1, 16(%%edi); \ + psrlq $32, %%mm1; \ + paddq %%mm4, %%mm1; \ + movd 28(%%edi), %%mm5; \ + paddq %%mm5, %%mm3; \ + movd %%mm1, 20(%%edi); \ + psrlq $32, %%mm1; \ + paddq %%mm6, %%mm1; \ + movd %%mm1, 24(%%edi); \ + psrlq $32, %%mm1; \ + paddq %%mm3, %%mm1; \ + movd %%mm1, 28(%%edi); \ + addl $32, %%edi; \ + addl $32, %%esi; \ + psrlq $32, %%mm1; \ + movd %%mm1, %%ecx; \ + " + +#define MULADDC_STOP \ + " \ + emms; \ + movl %4, %%ebx; \ + movl %%ecx, %1; \ + movl %%edi, %2; \ + movl %%esi, %3; \ + " \ + : "=m" (t), "=m" (c), "=m" (d), "=m" (s) \ + : "m" (t), "m" (s), "m" (d), "m" (c), "m" (b) \ + : "eax", "ecx", "edx", "esi", "edi" \ + ); + +#else + +#define MULADDC_STOP \ + " \ + movl %4, %%ebx; \ + movl %%ecx, %1; \ + movl %%edi, %2; \ + movl %%esi, %3; \ + " \ + : "=m" (t), "=m" (c), "=m" (d), "=m" (s) \ + : "m" (t), "m" (s), "m" (d), "m" (c), "m" (b) \ + : "eax", "ecx", "edx", "esi", "edi" \ + ); +#endif /* SSE2 */ +#endif /* i386 */ + +#if defined(__amd64__) || defined (__x86_64__) + +#define MULADDC_INIT \ + asm( "movq %0, %%rsi " :: "m" (s)); \ + asm( "movq %0, %%rdi " :: "m" (d)); \ + asm( "movq %0, %%rcx " :: "m" (c)); \ + asm( "movq %0, %%rbx " :: "m" (b)); \ + asm( "xorq %r8, %r8 " ); + +#define MULADDC_CORE \ + asm( "movq (%rsi),%rax " ); \ + asm( "mulq %rbx " ); \ + asm( "addq $8, %rsi " ); \ + asm( "addq %rcx, %rax " ); \ + asm( "movq %r8, %rcx " ); \ + asm( "adcq $0, %rdx " ); \ + asm( "nop " ); \ + asm( "addq %rax, (%rdi) " ); \ + asm( "adcq %rdx, %rcx " ); \ + asm( "addq $8, %rdi " ); + +#define MULADDC_STOP \ + asm( "movq %%rcx, %0 " : "=m" (c)); \ + asm( "movq %%rdi, %0 " : "=m" (d)); \ + asm( "movq %%rsi, %0 " : "=m" (s) :: \ + "rax", "rcx", "rdx", "rbx", "rsi", "rdi", "r8" ); + +#endif /* AMD64 */ + +#if defined(__mc68020__) || defined(__mcpu32__) + +#define MULADDC_INIT \ + asm( "movl %0, %%a2 " :: "m" (s)); \ + asm( "movl %0, %%a3 " :: "m" (d)); \ + asm( "movl %0, %%d3 " :: "m" (c)); \ + asm( "movl %0, %%d2 " :: "m" (b)); \ + asm( "moveq #0, %d0 " ); + +#define MULADDC_CORE \ + asm( "movel %a2@+, %d1 " ); \ + asm( "mulul %d2, %d4:%d1 " ); \ + asm( "addl %d3, %d1 " ); \ + asm( "addxl %d0, %d4 " ); \ + asm( "moveq #0, %d3 " ); \ + asm( "addl %d1, %a3@+ " ); \ + asm( "addxl %d4, %d3 " ); + +#define MULADDC_STOP \ + asm( "movl %%d3, %0 " : "=m" (c)); \ + asm( "movl %%a3, %0 " : "=m" (d)); \ + asm( "movl %%a2, %0 " : "=m" (s) :: \ + "d0", "d1", "d2", "d3", "d4", "a2", "a3" ); + +#define MULADDC_HUIT \ + asm( "movel %a2@+, %d1 " ); \ + asm( "mulul %d2, %d4:%d1 " ); \ + asm( "addxl %d3, %d1 " ); \ + asm( "addxl %d0, %d4 " ); \ + asm( "addl %d1, %a3@+ " ); \ + asm( "movel %a2@+, %d1 " ); \ + asm( "mulul %d2, %d3:%d1 " ); \ + asm( "addxl %d4, %d1 " ); \ + asm( "addxl %d0, %d3 " ); \ + asm( "addl %d1, %a3@+ " ); \ + asm( "movel %a2@+, %d1 " ); \ + asm( "mulul %d2, %d4:%d1 " ); \ + asm( "addxl %d3, %d1 " ); \ + asm( "addxl %d0, %d4 " ); \ + asm( "addl %d1, %a3@+ " ); \ + asm( "movel %a2@+, %d1 " ); \ + asm( "mulul %d2, %d3:%d1 " ); \ + asm( "addxl %d4, %d1 " ); \ + asm( "addxl %d0, %d3 " ); \ + asm( "addl %d1, %a3@+ " ); \ + asm( "movel %a2@+, %d1 " ); \ + asm( "mulul %d2, %d4:%d1 " ); \ + asm( "addxl %d3, %d1 " ); \ + asm( "addxl %d0, %d4 " ); \ + asm( "addl %d1, %a3@+ " ); \ + asm( "movel %a2@+, %d1 " ); \ + asm( "mulul %d2, %d3:%d1 " ); \ + asm( "addxl %d4, %d1 " ); \ + asm( "addxl %d0, %d3 " ); \ + asm( "addl %d1, %a3@+ " ); \ + asm( "movel %a2@+, %d1 " ); \ + asm( "mulul %d2, %d4:%d1 " ); \ + asm( "addxl %d3, %d1 " ); \ + asm( "addxl %d0, %d4 " ); \ + asm( "addl %d1, %a3@+ " ); \ + asm( "movel %a2@+, %d1 " ); \ + asm( "mulul %d2, %d3:%d1 " ); \ + asm( "addxl %d4, %d1 " ); \ + asm( "addxl %d0, %d3 " ); \ + asm( "addl %d1, %a3@+ " ); \ + asm( "addxl %d0, %d3 " ); + +#endif /* MC68000 */ + +#if defined(__powerpc__) || defined(__ppc__) +#if defined(__powerpc64__) || defined(__ppc64__) + +#if defined(__MACH__) && defined(__APPLE__) + +#define MULADDC_INIT \ + asm( "ld r3, %0 " :: "m" (s)); \ + asm( "ld r4, %0 " :: "m" (d)); \ + asm( "ld r5, %0 " :: "m" (c)); \ + asm( "ld r6, %0 " :: "m" (b)); \ + asm( "addi r3, r3, -8 " ); \ + asm( "addi r4, r4, -8 " ); \ + asm( "addic r5, r5, 0 " ); + +#define MULADDC_CORE \ + asm( "ldu r7, 8(r3) " ); \ + asm( "mulld r8, r7, r6 " ); \ + asm( "mulhdu r9, r7, r6 " ); \ + asm( "adde r8, r8, r5 " ); \ + asm( "ld r7, 8(r4) " ); \ + asm( "addze r5, r9 " ); \ + asm( "addc r8, r8, r7 " ); \ + asm( "stdu r8, 8(r4) " ); + +#define MULADDC_STOP \ + asm( "addze r5, r5 " ); \ + asm( "addi r4, r4, 8 " ); \ + asm( "addi r3, r3, 8 " ); \ + asm( "std r5, %0 " : "=m" (c)); \ + asm( "std r4, %0 " : "=m" (d)); \ + asm( "std r3, %0 " : "=m" (s) :: \ + "r3", "r4", "r5", "r6", "r7", "r8", "r9" ); + +#else + +#define MULADDC_INIT \ + asm( "ld %%r3, %0 " :: "m" (s)); \ + asm( "ld %%r4, %0 " :: "m" (d)); \ + asm( "ld %%r5, %0 " :: "m" (c)); \ + asm( "ld %%r6, %0 " :: "m" (b)); \ + asm( "addi %r3, %r3, -8 " ); \ + asm( "addi %r4, %r4, -8 " ); \ + asm( "addic %r5, %r5, 0 " ); + +#define MULADDC_CORE \ + asm( "ldu %r7, 8(%r3) " ); \ + asm( "mulld %r8, %r7, %r6 " ); \ + asm( "mulhdu %r9, %r7, %r6 " ); \ + asm( "adde %r8, %r8, %r5 " ); \ + asm( "ld %r7, 8(%r4) " ); \ + asm( "addze %r5, %r9 " ); \ + asm( "addc %r8, %r8, %r7 " ); \ + asm( "stdu %r8, 8(%r4) " ); + +#define MULADDC_STOP \ + asm( "addze %r5, %r5 " ); \ + asm( "addi %r4, %r4, 8 " ); \ + asm( "addi %r3, %r3, 8 " ); \ + asm( "std %%r5, %0 " : "=m" (c)); \ + asm( "std %%r4, %0 " : "=m" (d)); \ + asm( "std %%r3, %0 " : "=m" (s) :: \ + "r3", "r4", "r5", "r6", "r7", "r8", "r9" ); + +#endif + +#else /* PPC32 */ + +#if defined(__MACH__) && defined(__APPLE__) + +#define MULADDC_INIT \ + asm( "lwz r3, %0 " :: "m" (s)); \ + asm( "lwz r4, %0 " :: "m" (d)); \ + asm( "lwz r5, %0 " :: "m" (c)); \ + asm( "lwz r6, %0 " :: "m" (b)); \ + asm( "addi r3, r3, -4 " ); \ + asm( "addi r4, r4, -4 " ); \ + asm( "addic r5, r5, 0 " ); + +#define MULADDC_CORE \ + asm( "lwzu r7, 4(r3) " ); \ + asm( "mullw r8, r7, r6 " ); \ + asm( "mulhwu r9, r7, r6 " ); \ + asm( "adde r8, r8, r5 " ); \ + asm( "lwz r7, 4(r4) " ); \ + asm( "addze r5, r9 " ); \ + asm( "addc r8, r8, r7 " ); \ + asm( "stwu r8, 4(r4) " ); + +#define MULADDC_STOP \ + asm( "addze r5, r5 " ); \ + asm( "addi r4, r4, 4 " ); \ + asm( "addi r3, r3, 4 " ); \ + asm( "stw r5, %0 " : "=m" (c)); \ + asm( "stw r4, %0 " : "=m" (d)); \ + asm( "stw r3, %0 " : "=m" (s) :: \ + "r3", "r4", "r5", "r6", "r7", "r8", "r9" ); + +#else + +#define MULADDC_INIT \ + asm( "lwz %%r3, %0 " :: "m" (s)); \ + asm( "lwz %%r4, %0 " :: "m" (d)); \ + asm( "lwz %%r5, %0 " :: "m" (c)); \ + asm( "lwz %%r6, %0 " :: "m" (b)); \ + asm( "addi %r3, %r3, -4 " ); \ + asm( "addi %r4, %r4, -4 " ); \ + asm( "addic %r5, %r5, 0 " ); + +#define MULADDC_CORE \ + asm( "lwzu %r7, 4(%r3) " ); \ + asm( "mullw %r8, %r7, %r6 " ); \ + asm( "mulhwu %r9, %r7, %r6 " ); \ + asm( "adde %r8, %r8, %r5 " ); \ + asm( "lwz %r7, 4(%r4) " ); \ + asm( "addze %r5, %r9 " ); \ + asm( "addc %r8, %r8, %r7 " ); \ + asm( "stwu %r8, 4(%r4) " ); + +#define MULADDC_STOP \ + asm( "addze %r5, %r5 " ); \ + asm( "addi %r4, %r4, 4 " ); \ + asm( "addi %r3, %r3, 4 " ); \ + asm( "stw %%r5, %0 " : "=m" (c)); \ + asm( "stw %%r4, %0 " : "=m" (d)); \ + asm( "stw %%r3, %0 " : "=m" (s) :: \ + "r3", "r4", "r5", "r6", "r7", "r8", "r9" ); + +#endif + +#endif /* PPC32 */ +#endif /* PPC64 */ + +#if defined(__sparc__) + +#define MULADDC_INIT \ + asm( "ld %0, %%o0 " :: "m" (s)); \ + asm( "ld %0, %%o1 " :: "m" (d)); \ + asm( "ld %0, %%o2 " :: "m" (c)); \ + asm( "ld %0, %%o3 " :: "m" (b)); + +#define MULADDC_CORE \ + asm( "ld [%o0], %o4 " ); \ + asm( "inc 4, %o0 " ); \ + asm( "ld [%o1], %o5 " ); \ + asm( "umul %o3, %o4, %o4 " ); \ + asm( "addcc %o4, %o2, %o4 " ); \ + asm( "rd %y, %g1 " ); \ + asm( "addx %g1, 0, %g1 " ); \ + asm( "addcc %o4, %o5, %o4 " ); \ + asm( "st %o4, [%o1] " ); \ + asm( "addx %g1, 0, %o2 " ); \ + asm( "inc 4, %o1 " ); + +#define MULADDC_STOP \ + asm( "st %%o2, %0 " : "=m" (c)); \ + asm( "st %%o1, %0 " : "=m" (d)); \ + asm( "st %%o0, %0 " : "=m" (s) :: \ + "g1", "o0", "o1", "o2", "o3", "o4", "o5" ); + +#endif /* SPARCv8 */ + +#if defined(__microblaze__) || defined(microblaze) + +#define MULADDC_INIT \ + asm( "lwi r3, %0 " :: "m" (s)); \ + asm( "lwi r4, %0 " :: "m" (d)); \ + asm( "lwi r5, %0 " :: "m" (c)); \ + asm( "lwi r6, %0 " :: "m" (b)); \ + asm( "andi r7, r6, 0xffff" ); \ + asm( "bsrli r6, r6, 16 " ); + +#define MULADDC_CORE \ + asm( "lhui r8, r3, 0 " ); \ + asm( "addi r3, r3, 2 " ); \ + asm( "lhui r9, r3, 0 " ); \ + asm( "addi r3, r3, 2 " ); \ + asm( "mul r10, r9, r6 " ); \ + asm( "mul r11, r8, r7 " ); \ + asm( "mul r12, r9, r7 " ); \ + asm( "mul r13, r8, r6 " ); \ + asm( "bsrli r8, r10, 16 " ); \ + asm( "bsrli r9, r11, 16 " ); \ + asm( "add r13, r13, r8 " ); \ + asm( "add r13, r13, r9 " ); \ + asm( "bslli r10, r10, 16 " ); \ + asm( "bslli r11, r11, 16 " ); \ + asm( "add r12, r12, r10 " ); \ + asm( "addc r13, r13, r0 " ); \ + asm( "add r12, r12, r11 " ); \ + asm( "addc r13, r13, r0 " ); \ + asm( "lwi r10, r4, 0 " ); \ + asm( "add r12, r12, r10 " ); \ + asm( "addc r13, r13, r0 " ); \ + asm( "add r12, r12, r5 " ); \ + asm( "addc r5, r13, r0 " ); \ + asm( "swi r12, r4, 0 " ); \ + asm( "addi r4, r4, 4 " ); + +#define MULADDC_STOP \ + asm( "swi r5, %0 " : "=m" (c)); \ + asm( "swi r4, %0 " : "=m" (d)); \ + asm( "swi r3, %0 " : "=m" (s) :: \ + "r3", "r4" , "r5" , "r6" , "r7" , "r8" , \ + "r9", "r10", "r11", "r12", "r13" ); + +#endif /* MicroBlaze */ + +#if defined(__tricore__) + +#define MULADDC_INIT \ + asm( "ld.a %%a2, %0 " :: "m" (s)); \ + asm( "ld.a %%a3, %0 " :: "m" (d)); \ + asm( "ld.w %%d4, %0 " :: "m" (c)); \ + asm( "ld.w %%d1, %0 " :: "m" (b)); \ + asm( "xor %d5, %d5 " ); + +#define MULADDC_CORE \ + asm( "ld.w %d0, [%a2+] " ); \ + asm( "madd.u %e2, %e4, %d0, %d1 " ); \ + asm( "ld.w %d0, [%a3] " ); \ + asm( "addx %d2, %d2, %d0 " ); \ + asm( "addc %d3, %d3, 0 " ); \ + asm( "mov %d4, %d3 " ); \ + asm( "st.w [%a3+], %d2 " ); + +#define MULADDC_STOP \ + asm( "st.w %0, %%d4 " : "=m" (c)); \ + asm( "st.a %0, %%a3 " : "=m" (d)); \ + asm( "st.a %0, %%a2 " : "=m" (s) :: \ + "d0", "d1", "e2", "d4", "a2", "a3" ); + +#endif /* TriCore */ + +#if defined(__arm__) + +#if !defined(__thumb__) + +#define MULADDC_INIT \ + asm( "ldr r0, %0 " :: "m" (s)); \ + asm( "ldr r1, %0 " :: "m" (d)); \ + asm( "ldr r2, %0 " :: "m" (c)); \ + asm( "ldr r3, %0 " :: "m" (b)); + +#define MULADDC_CORE \ + asm( "ldr r4, [r0], #4 " ); \ + asm( "mov r5, #0 " ); \ + asm( "ldr r6, [r1] " ); \ + asm( "umlal r2, r5, r3, r4 " ); \ + asm( "adds r7, r6, r2 " ); \ + asm( "adc r2, r5, #0 " ); \ + asm( "str r7, [r1], #4 " ); + +#define MULADDC_STOP \ + asm( "str r2, %0 " : "=m" (c)); \ + asm( "str r1, %0 " : "=m" (d)); \ + asm( "str r0, %0 " : "=m" (s) :: \ + "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7" ); + +#endif /* Thumb */ + +#endif /* ARMv3 */ + +#if defined(__alpha__) + +#define MULADDC_INIT \ + asm( "ldq $1, %0 " :: "m" (s)); \ + asm( "ldq $2, %0 " :: "m" (d)); \ + asm( "ldq $3, %0 " :: "m" (c)); \ + asm( "ldq $4, %0 " :: "m" (b)); + +#define MULADDC_CORE \ + asm( "ldq $6, 0($1) " ); \ + asm( "addq $1, 8, $1 " ); \ + asm( "mulq $6, $4, $7 " ); \ + asm( "umulh $6, $4, $6 " ); \ + asm( "addq $7, $3, $7 " ); \ + asm( "cmpult $7, $3, $3 " ); \ + asm( "ldq $5, 0($2) " ); \ + asm( "addq $7, $5, $7 " ); \ + asm( "cmpult $7, $5, $5 " ); \ + asm( "stq $7, 0($2) " ); \ + asm( "addq $2, 8, $2 " ); \ + asm( "addq $6, $3, $3 " ); \ + asm( "addq $5, $3, $3 " ); + +#define MULADDC_STOP \ + asm( "stq $3, %0 " : "=m" (c)); \ + asm( "stq $2, %0 " : "=m" (d)); \ + asm( "stq $1, %0 " : "=m" (s) :: \ + "$1", "$2", "$3", "$4", "$5", "$6", "$7" ); + +#endif /* Alpha */ + +#if defined(__mips__) + +#define MULADDC_INIT \ + asm( "lw $10, %0 " :: "m" (s)); \ + asm( "lw $11, %0 " :: "m" (d)); \ + asm( "lw $12, %0 " :: "m" (c)); \ + asm( "lw $13, %0 " :: "m" (b)); + +#define MULADDC_CORE \ + asm( "lw $14, 0($10) " ); \ + asm( "multu $13, $14 " ); \ + asm( "addi $10, $10, 4 " ); \ + asm( "mflo $14 " ); \ + asm( "mfhi $9 " ); \ + asm( "addu $14, $12, $14 " ); \ + asm( "lw $15, 0($11) " ); \ + asm( "sltu $12, $14, $12 " ); \ + asm( "addu $15, $14, $15 " ); \ + asm( "sltu $14, $15, $14 " ); \ + asm( "addu $12, $12, $9 " ); \ + asm( "sw $15, 0($11) " ); \ + asm( "addu $12, $12, $14 " ); \ + asm( "addi $11, $11, 4 " ); + +#define MULADDC_STOP \ + asm( "sw $12, %0 " : "=m" (c)); \ + asm( "sw $11, %0 " : "=m" (d)); \ + asm( "sw $10, %0 " : "=m" (s) :: \ + "$9", "$10", "$11", "$12", "$13", "$14", "$15" ); + +#endif /* MIPS */ +#endif /* GNUC */ + +#if (defined(_MSC_VER) && defined(_M_IX86)) || defined(__WATCOMC__) + +#define MULADDC_INIT \ + __asm mov esi, s \ + __asm mov edi, d \ + __asm mov ecx, c \ + __asm mov ebx, b + +#define MULADDC_CORE \ + __asm lodsd \ + __asm mul ebx \ + __asm add eax, ecx \ + __asm adc edx, 0 \ + __asm add eax, [edi] \ + __asm adc edx, 0 \ + __asm mov ecx, edx \ + __asm stosd + +#if defined(POLARSSL_HAVE_SSE2) + +#define EMIT __asm _emit + +#define MULADDC_HUIT \ + EMIT 0x0F EMIT 0x6E EMIT 0xC9 \ + EMIT 0x0F EMIT 0x6E EMIT 0xC3 \ + EMIT 0x0F EMIT 0x6E EMIT 0x1F \ + EMIT 0x0F EMIT 0xD4 EMIT 0xCB \ + EMIT 0x0F EMIT 0x6E EMIT 0x16 \ + EMIT 0x0F EMIT 0xF4 EMIT 0xD0 \ + EMIT 0x0F EMIT 0x6E EMIT 0x66 EMIT 0x04 \ + EMIT 0x0F EMIT 0xF4 EMIT 0xE0 \ + EMIT 0x0F EMIT 0x6E EMIT 0x76 EMIT 0x08 \ + EMIT 0x0F EMIT 0xF4 EMIT 0xF0 \ + EMIT 0x0F EMIT 0x6E EMIT 0x7E EMIT 0x0C \ + EMIT 0x0F EMIT 0xF4 EMIT 0xF8 \ + EMIT 0x0F EMIT 0xD4 EMIT 0xCA \ + EMIT 0x0F EMIT 0x6E EMIT 0x5F EMIT 0x04 \ + EMIT 0x0F EMIT 0xD4 EMIT 0xDC \ + EMIT 0x0F EMIT 0x6E EMIT 0x6F EMIT 0x08 \ + EMIT 0x0F EMIT 0xD4 EMIT 0xEE \ + EMIT 0x0F EMIT 0x6E EMIT 0x67 EMIT 0x0C \ + EMIT 0x0F EMIT 0xD4 EMIT 0xFC \ + EMIT 0x0F EMIT 0x7E EMIT 0x0F \ + EMIT 0x0F EMIT 0x6E EMIT 0x56 EMIT 0x10 \ + EMIT 0x0F EMIT 0xF4 EMIT 0xD0 \ + EMIT 0x0F EMIT 0x73 EMIT 0xD1 EMIT 0x20 \ + EMIT 0x0F EMIT 0x6E EMIT 0x66 EMIT 0x14 \ + EMIT 0x0F EMIT 0xF4 EMIT 0xE0 \ + EMIT 0x0F EMIT 0xD4 EMIT 0xCB \ + EMIT 0x0F EMIT 0x6E EMIT 0x76 EMIT 0x18 \ + EMIT 0x0F EMIT 0xF4 EMIT 0xF0 \ + EMIT 0x0F EMIT 0x7E EMIT 0x4F EMIT 0x04 \ + EMIT 0x0F EMIT 0x73 EMIT 0xD1 EMIT 0x20 \ + EMIT 0x0F EMIT 0x6E EMIT 0x5E EMIT 0x1C \ + EMIT 0x0F EMIT 0xF4 EMIT 0xD8 \ + EMIT 0x0F EMIT 0xD4 EMIT 0xCD \ + EMIT 0x0F EMIT 0x6E EMIT 0x6F EMIT 0x10 \ + EMIT 0x0F EMIT 0xD4 EMIT 0xD5 \ + EMIT 0x0F EMIT 0x7E EMIT 0x4F EMIT 0x08 \ + EMIT 0x0F EMIT 0x73 EMIT 0xD1 EMIT 0x20 \ + EMIT 0x0F EMIT 0xD4 EMIT 0xCF \ + EMIT 0x0F EMIT 0x6E EMIT 0x6F EMIT 0x14 \ + EMIT 0x0F EMIT 0xD4 EMIT 0xE5 \ + EMIT 0x0F EMIT 0x7E EMIT 0x4F EMIT 0x0C \ + EMIT 0x0F EMIT 0x73 EMIT 0xD1 EMIT 0x20 \ + EMIT 0x0F EMIT 0xD4 EMIT 0xCA \ + EMIT 0x0F EMIT 0x6E EMIT 0x6F EMIT 0x18 \ + EMIT 0x0F EMIT 0xD4 EMIT 0xF5 \ + EMIT 0x0F EMIT 0x7E EMIT 0x4F EMIT 0x10 \ + EMIT 0x0F EMIT 0x73 EMIT 0xD1 EMIT 0x20 \ + EMIT 0x0F EMIT 0xD4 EMIT 0xCC \ + EMIT 0x0F EMIT 0x6E EMIT 0x6F EMIT 0x1C \ + EMIT 0x0F EMIT 0xD4 EMIT 0xDD \ + EMIT 0x0F EMIT 0x7E EMIT 0x4F EMIT 0x14 \ + EMIT 0x0F EMIT 0x73 EMIT 0xD1 EMIT 0x20 \ + EMIT 0x0F EMIT 0xD4 EMIT 0xCE \ + EMIT 0x0F EMIT 0x7E EMIT 0x4F EMIT 0x18 \ + EMIT 0x0F EMIT 0x73 EMIT 0xD1 EMIT 0x20 \ + EMIT 0x0F EMIT 0xD4 EMIT 0xCB \ + EMIT 0x0F EMIT 0x7E EMIT 0x4F EMIT 0x1C \ + EMIT 0x83 EMIT 0xC7 EMIT 0x20 \ + EMIT 0x83 EMIT 0xC6 EMIT 0x20 \ + EMIT 0x0F EMIT 0x73 EMIT 0xD1 EMIT 0x20 \ + EMIT 0x0F EMIT 0x7E EMIT 0xC9 + +#define MULADDC_STOP \ + EMIT 0x0F EMIT 0x77 \ + __asm mov c, ecx \ + __asm mov d, edi \ + __asm mov s, esi \ + +#else + +#define MULADDC_STOP \ + __asm mov c, ecx \ + __asm mov d, edi \ + __asm mov s, esi \ + +#endif /* SSE2 */ +#endif /* MSVC */ + +#endif /* POLARSSL_HAVE_ASM */ + +#if !defined(MULADDC_CORE) +#if defined(POLARSSL_HAVE_LONGLONG) + +#define MULADDC_INIT \ +{ \ + t_udbl r; \ + t_uint r0, r1; + +#define MULADDC_CORE \ + r = *(s++) * (t_udbl) b; \ + r0 = r; \ + r1 = r >> biL; \ + r0 += c; r1 += (r0 < c); \ + r0 += *d; r1 += (r0 < *d); \ + c = r1; *(d++) = r0; + +#define MULADDC_STOP \ +} + +#else +#define MULADDC_INIT \ +{ \ + t_uint s0, s1, b0, b1; \ + t_uint r0, r1, rx, ry; \ + b0 = ( b << biH ) >> biH; \ + b1 = ( b >> biH ); + +#define MULADDC_CORE \ + s0 = ( *s << biH ) >> biH; \ + s1 = ( *s >> biH ); s++; \ + rx = s0 * b1; r0 = s0 * b0; \ + ry = s1 * b0; r1 = s1 * b1; \ + r1 += ( rx >> biH ); \ + r1 += ( ry >> biH ); \ + rx <<= biH; ry <<= biH; \ + r0 += rx; r1 += (r0 < rx); \ + r0 += ry; r1 += (r0 < ry); \ + r0 += c; r1 += (r0 < c); \ + r0 += *d; r1 += (r0 < *d); \ + c = r1; *(d++) = r0; + +#define MULADDC_STOP \ +} + +#endif /* C (generic) */ +#endif /* C (longlong) */ + +#endif /* bn_mul.h */ diff --git a/polarssl/src/include/polarssl/camellia.h b/polarssl/src/include/polarssl/camellia.h new file mode 100644 index 0000000..b2b1294 --- /dev/null +++ b/polarssl/src/include/polarssl/camellia.h @@ -0,0 +1,182 @@ +/** + * \file camellia.h + * + * \brief Camellia block cipher + * + * Copyright (C) 2006-2010, Brainspark B.V. + * + * This file is part of PolarSSL (http://www.polarssl.org) + * Lead Maintainer: Paul Bakker <polarssl_maintainer at polarssl.org> + * + * All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ +#ifndef POLARSSL_CAMELLIA_H +#define POLARSSL_CAMELLIA_H + +#include <string.h> + +#ifdef _MSC_VER +#include <basetsd.h> +typedef UINT32 uint32_t; +#else +#include <inttypes.h> +#endif + +#define CAMELLIA_ENCRYPT 1 +#define CAMELLIA_DECRYPT 0 + +#define POLARSSL_ERR_CAMELLIA_INVALID_KEY_LENGTH -0x0024 /**< Invalid key length. */ +#define POLARSSL_ERR_CAMELLIA_INVALID_INPUT_LENGTH -0x0026 /**< Invalid data input length. */ + +/** + * \brief CAMELLIA context structure + */ +typedef struct +{ + int nr; /*!< number of rounds */ + uint32_t rk[68]; /*!< CAMELLIA round keys */ +} +camellia_context; + +#ifdef __cplusplus +extern "C" { +#endif + +/** + * \brief CAMELLIA key schedule (encryption) + * + * \param ctx CAMELLIA context to be initialized + * \param key encryption key + * \param keysize must be 128, 192 or 256 + * + * \return 0 if successful, or POLARSSL_ERR_CAMELLIA_INVALID_KEY_LENGTH + */ +int camellia_setkey_enc( camellia_context *ctx, const unsigned char *key, unsigned int keysize ); + +/** + * \brief CAMELLIA key schedule (decryption) + * + * \param ctx CAMELLIA context to be initialized + * \param key decryption key + * \param keysize must be 128, 192 or 256 + * + * \return 0 if successful, or POLARSSL_ERR_CAMELLIA_INVALID_KEY_LENGTH + */ +int camellia_setkey_dec( camellia_context *ctx, const unsigned char *key, unsigned int keysize ); + +/** + * \brief CAMELLIA-ECB block encryption/decryption + * + * \param ctx CAMELLIA context + * \param mode CAMELLIA_ENCRYPT or CAMELLIA_DECRYPT + * \param input 16-byte input block + * \param output 16-byte output block + * + * \return 0 if successful + */ +int camellia_crypt_ecb( camellia_context *ctx, + int mode, + const unsigned char input[16], + unsigned char output[16] ); + +/** + * \brief CAMELLIA-CBC buffer encryption/decryption + * Length should be a multiple of the block + * size (16 bytes) + * + * \param ctx CAMELLIA context + * \param mode CAMELLIA_ENCRYPT or CAMELLIA_DECRYPT + * \param length length of the input data + * \param iv initialization vector (updated after use) + * \param input buffer holding the input data + * \param output buffer holding the output data + * + * \return 0 if successful, or POLARSSL_ERR_CAMELLIA_INVALID_INPUT_LENGTH + */ +int camellia_crypt_cbc( camellia_context *ctx, + int mode, + size_t length, + unsigned char iv[16], + const unsigned char *input, + unsigned char *output ); + +/** + * \brief CAMELLIA-CFB128 buffer encryption/decryption + * + * Note: Due to the nature of CFB you should use the same key schedule for + * both encryption and decryption. So a context initialized with + * camellia_setkey_enc() for both CAMELLIA_ENCRYPT and CAMELLIE_DECRYPT. + * + * \param ctx CAMELLIA context + * \param mode CAMELLIA_ENCRYPT or CAMELLIA_DECRYPT + * \param length length of the input data + * \param iv_off offset in IV (updated after use) + * \param iv initialization vector (updated after use) + * \param input buffer holding the input data + * \param output buffer holding the output data + * + * \return 0 if successful, or POLARSSL_ERR_CAMELLIA_INVALID_INPUT_LENGTH + */ +int camellia_crypt_cfb128( camellia_context *ctx, + int mode, + size_t length, + size_t *iv_off, + unsigned char iv[16], + const unsigned char *input, + unsigned char *output ); + +/* + * \brief CAMELLIA-CTR buffer encryption/decryption + * + * Warning: You have to keep the maximum use of your counter in mind! + * + * Note: Due to the nature of CTR you should use the same key schedule for + * both encryption and decryption. So a context initialized with + * camellia_setkey_enc() for both CAMELLIA_ENCRYPT and CAMELLIA_DECRYPT. + * + * \param length The length of the data + * \param nc_off The offset in the current stream_block (for resuming + * within current cipher stream). The offset pointer to + * should be 0 at the start of a stream. + * \param nonce_counter The 128-bit nonce and counter. + * \param stream_block The saved stream-block for resuming. Is overwritten + * by the function. + * \param input The input data stream + * \param output The output data stream + * + * \return 0 if successful + */ +int camellia_crypt_ctr( camellia_context *ctx, + size_t length, + size_t *nc_off, + unsigned char nonce_counter[16], + unsigned char stream_block[16], + const unsigned char *input, + unsigned char *output ); + +/** + * \brief Checkup routine + * + * \return 0 if successful, or 1 if the test failed + */ +int camellia_self_test( int verbose ); + +#ifdef __cplusplus +} +#endif + +#endif /* camellia.h */ diff --git a/polarssl/src/include/polarssl/certs.h b/polarssl/src/include/polarssl/certs.h new file mode 100644 index 0000000..5399e32 --- /dev/null +++ b/polarssl/src/include/polarssl/certs.h @@ -0,0 +1,47 @@ +/** + * \file certs.h + * + * \brief Sample certificates and DHM parameters for testing + * + * Copyright (C) 2006-2010, Brainspark B.V. + * + * This file is part of PolarSSL (http://www.polarssl.org) + * Lead Maintainer: Paul Bakker <polarssl_maintainer at polarssl.org> + * + * All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ +#ifndef POLARSSL_CERTS_H +#define POLARSSL_CERTS_H + +#ifdef __cplusplus +extern "C" { +#endif + +extern const char test_ca_crt[]; +extern const char test_ca_key[]; +extern const char test_ca_pwd[]; +extern const char test_srv_crt[]; +extern const char test_srv_key[]; +extern const char test_cli_crt[]; +extern const char test_cli_key[]; +extern const char test_dhm_params[]; + +#ifdef __cplusplus +} +#endif + +#endif /* certs.h */ diff --git a/polarssl/src/include/polarssl/cipher.h b/polarssl/src/include/polarssl/cipher.h new file mode 100644 index 0000000..9605066 --- /dev/null +++ b/polarssl/src/include/polarssl/cipher.h @@ -0,0 +1,459 @@ +/** + * \file cipher.h + * + * \brief Generic cipher wrapper. + * + * \author Adriaan de Jong <dejong@fox-it.com> + * + * Copyright (C) 2006-2012, Brainspark B.V. + * + * This file is part of PolarSSL (http://www.polarssl.org) + * Lead Maintainer: Paul Bakker <polarssl_maintainer at polarssl.org> + * + * All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ + +#ifndef POLARSSL_CIPHER_H +#define POLARSSL_CIPHER_H + +#include <string.h> + +#if defined(_MSC_VER) && !defined(inline) +#define inline _inline +#else +#if defined(__ARMCC_VERSION) && !defined(inline) +#define inline __inline +#endif /* __ARMCC_VERSION */ +#endif /*_MSC_VER */ + +#define POLARSSL_ERR_CIPHER_FEATURE_UNAVAILABLE -0x6080 /**< The selected feature is not available. */ +#define POLARSSL_ERR_CIPHER_BAD_INPUT_DATA -0x6100 /**< Bad input parameters to function. */ +#define POLARSSL_ERR_CIPHER_ALLOC_FAILED -0x6180 /**< Failed to allocate memory. */ +#define POLARSSL_ERR_CIPHER_INVALID_PADDING -0x6200 /**< Input data contains invalid padding and is rejected. */ +#define POLARSSL_ERR_CIPHER_FULL_BLOCK_EXPECTED -0x6280 /**< Decryption of block requires a full block. */ + +typedef enum { + POLARSSL_CIPHER_ID_NONE = 0, + POLARSSL_CIPHER_ID_NULL, + POLARSSL_CIPHER_ID_AES, + POLARSSL_CIPHER_ID_DES, + POLARSSL_CIPHER_ID_3DES, + POLARSSL_CIPHER_ID_CAMELLIA, +} cipher_id_t; + +typedef enum { + POLARSSL_CIPHER_NONE = 0, + POLARSSL_CIPHER_NULL, + POLARSSL_CIPHER_AES_128_CBC, + POLARSSL_CIPHER_AES_192_CBC, + POLARSSL_CIPHER_AES_256_CBC, + POLARSSL_CIPHER_AES_128_CFB128, + POLARSSL_CIPHER_AES_192_CFB128, + POLARSSL_CIPHER_AES_256_CFB128, + POLARSSL_CIPHER_AES_128_CTR, + POLARSSL_CIPHER_AES_192_CTR, + POLARSSL_CIPHER_AES_256_CTR, + POLARSSL_CIPHER_CAMELLIA_128_CBC, + POLARSSL_CIPHER_CAMELLIA_192_CBC, + POLARSSL_CIPHER_CAMELLIA_256_CBC, + POLARSSL_CIPHER_CAMELLIA_128_CFB128, + POLARSSL_CIPHER_CAMELLIA_192_CFB128, + POLARSSL_CIPHER_CAMELLIA_256_CFB128, + POLARSSL_CIPHER_CAMELLIA_128_CTR, + POLARSSL_CIPHER_CAMELLIA_192_CTR, + POLARSSL_CIPHER_CAMELLIA_256_CTR, + POLARSSL_CIPHER_DES_CBC, + POLARSSL_CIPHER_DES_EDE_CBC, + POLARSSL_CIPHER_DES_EDE3_CBC +} cipher_type_t; + +typedef enum { + POLARSSL_MODE_NONE = 0, + POLARSSL_MODE_NULL, + POLARSSL_MODE_CBC, + POLARSSL_MODE_CFB128, + POLARSSL_MODE_OFB, + POLARSSL_MODE_CTR, +} cipher_mode_t; + +typedef enum { + POLARSSL_OPERATION_NONE = -1, + POLARSSL_DECRYPT = 0, + POLARSSL_ENCRYPT, +} operation_t; + +enum { + /** Undefined key length */ + POLARSSL_KEY_LENGTH_NONE = 0, + /** Key length, in bits (including parity), for DES keys */ + POLARSSL_KEY_LENGTH_DES = 64, + /** Key length, in bits (including parity), for DES in two key EDE */ + POLARSSL_KEY_LENGTH_DES_EDE = 128, + /** Key length, in bits (including parity), for DES in three-key EDE */ + POLARSSL_KEY_LENGTH_DES_EDE3 = 192, + /** Maximum length of any IV, in bytes */ + POLARSSL_MAX_IV_LENGTH = 16, +}; + +/** + * Base cipher information. The non-mode specific functions and values. + */ +typedef struct { + + /** Base Cipher type (e.g. POLARSSL_CIPHER_ID_AES) */ + cipher_id_t cipher; + + /** Encrypt using CBC */ + int (*cbc_func)( void *ctx, operation_t mode, size_t length, unsigned char *iv, + const unsigned char *input, unsigned char *output ); + + /** Encrypt using CFB128 */ + int (*cfb128_func)( void *ctx, operation_t mode, size_t length, size_t *iv_off, + unsigned char *iv, const unsigned char *input, unsigned char *output ); + + /** Encrypt using CTR */ + int (*ctr_func)( void *ctx, size_t length, size_t *nc_off, unsigned char *nonce_counter, + unsigned char *stream_block, const unsigned char *input, unsigned char *output ); + + /** Set key for encryption purposes */ + int (*setkey_enc_func)( void *ctx, const unsigned char *key, unsigned int key_length); + + /** Set key for decryption purposes */ + int (*setkey_dec_func)( void *ctx, const unsigned char *key, unsigned int key_length); + + /** Allocate a new context */ + void * (*ctx_alloc_func)( void ); + + /** Free the given context */ + void (*ctx_free_func)( void *ctx ); + +} cipher_base_t; + +/** + * Cipher information. Allows cipher functions to be called in a generic way. + */ +typedef struct { + /** Full cipher identifier (e.g. POLARSSL_CIPHER_AES_256_CBC) */ + cipher_type_t type; + + /** Cipher mode (e.g. POLARSSL_MODE_CBC) */ + cipher_mode_t mode; + + /** Cipher key length, in bits (default length for variable sized ciphers) + * (Includes parity bits for ciphers like DES) */ + unsigned int key_length; + + /** Name of the cipher */ + const char * name; + + /** IV size, in bytes */ + unsigned int iv_size; + + /** block size, in bytes */ + unsigned int block_size; + + /** Base cipher information and functions */ + const cipher_base_t *base; + +} cipher_info_t; + +/** + * Generic cipher context. + */ +typedef struct { + /** Information about the associated cipher */ + const cipher_info_t *cipher_info; + + /** Key length to use */ + int key_length; + + /** Operation that the context's key has been initialised for */ + operation_t operation; + + /** Buffer for data that hasn't been encrypted yet */ + unsigned char unprocessed_data[POLARSSL_MAX_IV_LENGTH]; + + /** Number of bytes that still need processing */ + size_t unprocessed_len; + + /** Current IV or NONCE_COUNTER for CTR-mode */ + unsigned char iv[POLARSSL_MAX_IV_LENGTH]; + + /** Cipher-specific context */ + void *cipher_ctx; +} cipher_context_t; + +#ifdef __cplusplus +extern "C" { +#endif + +/** + * \brief Returns the list of ciphers supported by the generic cipher module. + * + * \return a statically allocated array of ciphers, the last entry + * is 0. + */ +const int *cipher_list( void ); + +/** + * \brief Returns the cipher information structure associated + * with the given cipher name. + * + * \param cipher_name Name of the cipher to search for. + * + * \return the cipher information structure associated with the + * given cipher_name, or NULL if not found. + */ +const cipher_info_t *cipher_info_from_string( const char *cipher_name ); + +/** + * \brief Returns the cipher information structure associated + * with the given cipher type. + * + * \param cipher_type Type of the cipher to search for. + * + * \return the cipher information structure associated with the + * given cipher_type, or NULL if not found. + */ +const cipher_info_t *cipher_info_from_type( const cipher_type_t cipher_type ); + +/** + * \brief Initialises and fills the cipher context structure with + * the appropriate values. + * + * \param ctx context to initialise. May not be NULL. + * \param cipher_info cipher to use. + * + * \return \c 0 on success, + * \c POLARSSL_ERR_CIPHER_BAD_INPUT_DATA on parameter failure, + * \c POLARSSL_ERR_CIPHER_ALLOC_FAILED if allocation of the + * cipher-specific context failed. + */ +int cipher_init_ctx( cipher_context_t *ctx, const cipher_info_t *cipher_info ); + +/** + * \brief Free the cipher-specific context of ctx. Freeing ctx + * itself remains the responsibility of the caller. + * + * \param ctx Free the cipher-specific context + * + * \returns 0 on success, POLARSSL_ERR_CIPHER_BAD_INPUT_DATA if + * parameter verification fails. + */ +int cipher_free_ctx( cipher_context_t *ctx ); + +/** + * \brief Returns the block size of the given cipher. + * + * \param ctx cipher's context. Must have been initialised. + * + * \return size of the cipher's blocks, or 0 if ctx has not been + * initialised. + */ +static inline unsigned int cipher_get_block_size( const cipher_context_t *ctx ) +{ + if( NULL == ctx || NULL == ctx->cipher_info ) + return 0; + + return ctx->cipher_info->block_size; +} + +/** + * \brief Returns the mode of operation for the cipher. + * (e.g. POLARSSL_MODE_CBC) + * + * \param ctx cipher's context. Must have been initialised. + * + * \return mode of operation, or POLARSSL_MODE_NONE if ctx + * has not been initialised. + */ +static inline cipher_mode_t cipher_get_cipher_mode( const cipher_context_t *ctx ) +{ + if( NULL == ctx || NULL == ctx->cipher_info ) + return POLARSSL_MODE_NONE; + + return ctx->cipher_info->mode; +} + +/** + * \brief Returns the size of the cipher's IV. + * + * \param ctx cipher's context. Must have been initialised. + * + * \return size of the cipher's IV, or 0 if ctx has not been + * initialised. + */ +static inline int cipher_get_iv_size( const cipher_context_t *ctx ) +{ + if( NULL == ctx || NULL == ctx->cipher_info ) + return 0; + + return ctx->cipher_info->iv_size; +} + +/** + * \brief Returns the type of the given cipher. + * + * \param ctx cipher's context. Must have been initialised. + * + * \return type of the cipher, or POLARSSL_CIPHER_NONE if ctx has + * not been initialised. + */ +static inline cipher_type_t cipher_get_type( const cipher_context_t *ctx ) +{ + if( NULL == ctx || NULL == ctx->cipher_info ) + return 0; + + return ctx->cipher_info->type; +} + +/** + * \brief Returns the name of the given cipher, as a string. + * + * \param ctx cipher's context. Must have been initialised. + * + * \return name of the cipher, or NULL if ctx was not initialised. + */ +static inline const char *cipher_get_name( const cipher_context_t *ctx ) +{ + if( NULL == ctx || NULL == ctx->cipher_info ) + return 0; + + return ctx->cipher_info->name; +} + +/** + * \brief Returns the key length of the cipher. + * + * \param ctx cipher's context. Must have been initialised. + * + * \return cipher's key length, in bits, or + * POLARSSL_KEY_LENGTH_NONE if ctx has not been + * initialised. + */ +static inline int cipher_get_key_size ( const cipher_context_t *ctx ) +{ + if( NULL == ctx ) + return POLARSSL_KEY_LENGTH_NONE; + + return ctx->key_length; +} + +/** + * \brief Returns the operation of the given cipher. + * + * \param ctx cipher's context. Must have been initialised. + * + * \return operation (POLARSSL_ENCRYPT or POLARSSL_DECRYPT), + * or POLARSSL_OPERATION_NONE if ctx has not been + * initialised. + */ +static inline operation_t cipher_get_operation( const cipher_context_t *ctx ) +{ + if( NULL == ctx || NULL == ctx->cipher_info ) + return POLARSSL_OPERATION_NONE; + + return ctx->operation; +} + +/** + * \brief Set the key to use with the given context. + * + * \param ctx generic cipher context. May not be NULL. Must have been + * initialised using cipher_context_from_type or + * cipher_context_from_string. + * \param key The key to use. + * \param key_length key length to use, in bits. + * \param operation Operation that the key will be used for, either + * POLARSSL_ENCRYPT or POLARSSL_DECRYPT. + * + * \returns 0 on success, POLARSSL_ERR_CIPHER_BAD_INPUT_DATA if + * parameter verification fails or a cipher specific + * error code. + */ +int cipher_setkey( cipher_context_t *ctx, const unsigned char *key, int key_length, + const operation_t operation ); + +/** + * \brief Reset the given context, setting the IV to iv + * + * \param ctx generic cipher context + * \param iv IV to use or NONCE_COUNTER in the case of a CTR-mode cipher + * + * \returns 0 on success, POLARSSL_ERR_CIPHER_BAD_INPUT_DATA + * if parameter verification fails. + */ +int cipher_reset( cipher_context_t *ctx, const unsigned char *iv ); + +/** + * \brief Generic cipher update function. Encrypts/decrypts + * using the given cipher context. Writes as many block + * size'd blocks of data as possible to output. Any data + * that cannot be written immediately will either be added + * to the next block, or flushed when cipher_final is + * called. + * + * \param ctx generic cipher context + * \param input buffer holding the input data + * \param ilen length of the input data + * \param output buffer for the output data. Should be able to hold at + * least ilen + block_size. Cannot be the same buffer as + * input! + * \param olen length of the output data, will be filled with the + * actual number of bytes written. + * + * \returns 0 on success, POLARSSL_ERR_CIPHER_BAD_INPUT_DATA if + * parameter verification fails, + * POLARSSL_ERR_CIPHER_FEATURE_UNAVAILABLE on an + * unsupported mode for a cipher or a cipher specific + * error code. + */ +int cipher_update( cipher_context_t *ctx, const unsigned char *input, size_t ilen, + unsigned char *output, size_t *olen ); + +/** + * \brief Generic cipher finalisation function. If data still + * needs to be flushed from an incomplete block, data + * contained within it will be padded with the size of + * the last block, and written to the output buffer. + * + * \param ctx Generic cipher context + * \param output buffer to write data to. Needs block_size data available. + * \param olen length of the data written to the output buffer. + * + * \returns 0 on success, POLARSSL_ERR_CIPHER_BAD_INPUT_DATA if + * parameter verification fails, + * POLARSSL_ERR_CIPHER_FULL_BLOCK_EXPECTED if decryption + * expected a full block but was not provided one, + * POLARSSL_ERR_CIPHER_INVALID_PADDING on invalid padding + * while decrypting or a cipher specific error code. + */ +int cipher_finish( cipher_context_t *ctx, unsigned char *output, size_t *olen); + + +/** + * \brief Checkup routine + * + * \return 0 if successful, or 1 if the test failed + */ +int cipher_self_test( int verbose ); + +#ifdef __cplusplus +} +#endif + +#endif /* POLARSSL_MD_H */ diff --git a/polarssl/src/include/polarssl/cipher_wrap.h b/polarssl/src/include/polarssl/cipher_wrap.h new file mode 100644 index 0000000..e81c11d --- /dev/null +++ b/polarssl/src/include/polarssl/cipher_wrap.h @@ -0,0 +1,95 @@ +/** + * \file cipher_wrap.h + * + * \brief Cipher wrappers. + * + * \author Adriaan de Jong <dejong@fox-it.com> + * + * Copyright (C) 2006-2012, Brainspark B.V. + * + * This file is part of PolarSSL (http://www.polarssl.org) + * Lead Maintainer: Paul Bakker <polarssl_maintainer at polarssl.org> + * + * All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ +#ifndef POLARSSL_CIPHER_WRAP_H +#define POLARSSL_CIPHER_WRAP_H + +#include "config.h" +#include "cipher.h" + +#ifdef __cplusplus +extern "C" { +#endif + +#if defined(POLARSSL_AES_C) + +extern const cipher_info_t aes_128_cbc_info; +extern const cipher_info_t aes_192_cbc_info; +extern const cipher_info_t aes_256_cbc_info; + +#if defined(POLARSSL_CIPHER_MODE_CFB) +extern const cipher_info_t aes_128_cfb128_info; +extern const cipher_info_t aes_192_cfb128_info; +extern const cipher_info_t aes_256_cfb128_info; +#endif /* POLARSSL_CIPHER_MODE_CFB */ + +#if defined(POLARSSL_CIPHER_MODE_CTR) +extern const cipher_info_t aes_128_ctr_info; +extern const cipher_info_t aes_192_ctr_info; +extern const cipher_info_t aes_256_ctr_info; +#endif /* POLARSSL_CIPHER_MODE_CTR */ + +#endif /* defined(POLARSSL_AES_C) */ + +#if defined(POLARSSL_CAMELLIA_C) + +extern const cipher_info_t camellia_128_cbc_info; +extern const cipher_info_t camellia_192_cbc_info; +extern const cipher_info_t camellia_256_cbc_info; + +#if defined(POLARSSL_CIPHER_MODE_CFB) +extern const cipher_info_t camellia_128_cfb128_info; +extern const cipher_info_t camellia_192_cfb128_info; +extern const cipher_info_t camellia_256_cfb128_info; +#endif /* POLARSSL_CIPHER_MODE_CFB */ + +#if defined(POLARSSL_CIPHER_MODE_CTR) +extern const cipher_info_t camellia_128_ctr_info; +extern const cipher_info_t camellia_192_ctr_info; +extern const cipher_info_t camellia_256_ctr_info; +#endif /* POLARSSL_CIPHER_MODE_CTR */ + +#endif /* defined(POLARSSL_CAMELLIA_C) */ + +#if defined(POLARSSL_DES_C) + +extern const cipher_info_t des_cbc_info; +extern const cipher_info_t des_ede_cbc_info; +extern const cipher_info_t des_ede3_cbc_info; + +#endif /* defined(POLARSSL_DES_C) */ + +#if defined(POLARSSL_CIPHER_NULL_CIPHER) +extern const cipher_info_t null_cipher_info; +#endif /* defined(POLARSSL_CIPHER_NULL_CIPHER) */ + +#ifdef __cplusplus +} +#endif + +#endif /* POLARSSL_CIPHER_WRAP_H */ diff --git a/polarssl/src/include/polarssl/config.h b/polarssl/src/include/polarssl/config.h new file mode 100644 index 0000000..4e27446 --- /dev/null +++ b/polarssl/src/include/polarssl/config.h @@ -0,0 +1,744 @@ +/** + * \file config.h + * + * \brief Configuration options (set of defines) + * + * Copyright (C) 2006-2011, Brainspark B.V. + * + * This file is part of PolarSSL (http://www.polarssl.org) + * Lead Maintainer: Paul Bakker <polarssl_maintainer at polarssl.org> + * + * All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + * + * This set of compile-time options may be used to enable + * or disable features selectively, and reduce the global + * memory footprint. + */ +#ifndef POLARSSL_CONFIG_H +#define POLARSSL_CONFIG_H + +#if defined(_MSC_VER) && !defined(_CRT_SECURE_NO_DEPRECATE) +#define _CRT_SECURE_NO_DEPRECATE 1 +#endif + +/** + * \name SECTION: System support + * + * This section sets system specific settings. + * \{ + */ + +/** + * \def POLARSSL_HAVE_INT8 + * + * The system uses 8-bit wide native integers. + * + * Uncomment if native integers are 8-bit wide. +#define POLARSSL_HAVE_INT8 + */ + +/** + * \def POLARSSL_HAVE_INT16 + * + * The system uses 16-bit wide native integers. + * + * Uncomment if native integers are 16-bit wide. +#define POLARSSL_HAVE_INT16 + */ + +/** + * \def POLARSSL_HAVE_LONGLONG + * + * The compiler supports the use of long long. + * + * Uncomment if the compiler supports long long. +#define POLARSSL_HAVE_LONGLONG + */ + +/** + * \def POLARSSL_HAVE_ASM + * + * The compiler has support for asm() + * + * Uncomment to enable the use of assembly code. + * + * Requires support for asm() in compiler. + * + * Used in: + * library/timing.c + * library/padlock.c + * include/polarssl/bn_mul.h + * + */ +#define POLARSSL_HAVE_ASM + +/** + * \def POLARSSL_HAVE_SSE2 + * + * CPI supports SSE2 instruction set. + * + * Uncomment if the CPU supports SSE2 (IA-32 specific). + * +#define POLARSSL_HAVE_SSE2 + */ +/* \} name */ + +/** + * \name SECTION: PolarSSL feature support + * + * This section sets support for features that are or are not needed + * within the modules that are enabled. + * \{ + */ + +/** + * \def POLARSSL_AES_ROM_TABLES + * + * Store the AES tables in ROM. + * + * Uncomment this macro to store the AES tables in ROM. + * +#define POLARSSL_AES_ROM_TABLES + */ + +/** + * \def POLARSSL_CIPHER_MODE_CFB + * + * Enable Cipher Feedback mode (CFB) for symmetric ciphers. + */ +//#define POLARSSL_CIPHER_MODE_CFB + +/** + * \def POLARSSL_CIPHER_MODE_CTR + * + * Enable Counter Block Cipher mode (CTR) for symmetric ciphers. + */ +//#define POLARSSL_CIPHER_MODE_CTR + +/** + * \def POLARSSL_CIPHER_NULL_CIPHER + * + * Enable NULL cipher. + * Warning: Only do so when you know what you are doing. This allows for + * encryption or channels without any security! + * + * Requires POLARSSL_ENABLE_WEAK_CIPHERSUITES as well to enable + * the following ciphersuites: + * SSL_RSA_NULL_MD5 + * SSL_RSA_NULL_SHA + * SSL_RSA_NULL_SHA256 + * + * Uncomment this macro to enable the NULL cipher and ciphersuites +#define POLARSSL_CIPHER_NULL_CIPHER + */ + +/** + * \def POLARSSL_ENABLE_WEAK_CIPHERSUITES + * + * Enable weak ciphersuites in SSL / TLS (like RC4_40) + * Warning: Only do so when you know what you are doing. This allows for + * channels without virtually no security at all! + * + * This enables the following ciphersuites: + * SSL_RSA_DES_SHA + * SSL_EDH_RSA_DES_SHA + * + * Uncomment this macro to enable weak ciphersuites +#define POLARSSL_ENABLE_WEAK_CIPHERSUITES + */ + +/** + * \def POLARSSL_GENPRIME + * + * Requires: POLARSSL_BIGNUM_C, POLARSSL_RSA_C + * + * Enable the RSA prime-number generation code. + */ +//#define POLARSSL_GENPRIME + +/** + * \def POLARSSL_FS_IO + * + * Enable functions that use the filesystem. + */ +//#define POLARSSL_FS_IO + +/** + * \def POLARSSL_NO_DEFAULT_ENTROPY_SOURCES + * + * Do not add default entropy sources. These are the platform specific, + * hardclock and HAVEGE based poll functions. + * + * This is useful to have more control over the added entropy sources in an + * application. + * + * Uncomment this macro to prevent loading of default entropy functions. +#define POLARSSL_NO_DEFAULT_ENTROPY_SOURCES + */ + +/** + * \def POLARSSL_NO_PLATFORM_ENTROPY + * + * Do not use built-in platform entropy functions. + * This is useful if your platform does not support + * standards like the /dev/urandom or Windows CryptoAPI. + * + * Uncomment this macro to disable the built-in platform entropy functions. +#define POLARSSL_NO_PLATFORM_ENTROPY + */ + +/** + * \def POLARSSL_PKCS1_V21 + * + * Requires: POLARSSL_MD_C, POLARSSL_RSA_C + * + * Enable support for PKCS#1 v2.1 encoding. + * This enables support for RSAES-OAEP and RSASSA-PSS operations. + */ +//#define POLARSSL_PKCS1_V21 + +/** + * \def POLARSSL_RSA_NO_CRT + * + * Do not use the Chinese Remainder Theorem for the RSA private operation. + * + * Uncomment this macro to disable the use of CRT in RSA. + * +#define POLARSSL_RSA_NO_CRT + */ + +/** + * \def POLARSSL_SELF_TEST + * + * Enable the checkup functions (*_self_test). + */ +//#define POLARSSL_SELF_TEST + +/** + * \def POLARSSL_X509_ALLOW_UNSUPPORTED_CRITICAL_EXTENSION + * + * If set, the X509 parser will not break-off when parsing an X509 certificate + * and encountering an unknown critical extension. + * + * Uncomment to prevent an error. + * +#define POLARSSL_X509_ALLOW_UNSUPPORTED_CRITICAL_EXTENSION + */ +/* \} name */ + +/** + * \name SECTION: PolarSSL modules + * + * This section enables or disables entire modules in PolarSSL + * \{ + */ + +/** + * \def POLARSSL_AES_C + * + * Enable the AES block cipher. + * + * Module: library/aes.c + * Caller: library/ssl_tls.c + * library/pem.c + * library/ctr_drbg.c + * + * This module enables the following ciphersuites: + * SSL_RSA_AES_128_SHA + * SSL_RSA_AES_256_SHA + * SSL_EDH_RSA_AES_256_SHA + */ +#define POLARSSL_AES_C + +/** + * \def POLARSSL_ARC4_C + * + * Enable the ARCFOUR stream cipher. + * + * Module: library/arc4.c + * Caller: library/ssl_tls.c + * + * This module enables the following ciphersuites: + * SSL_RSA_RC4_128_MD5 + * SSL_RSA_RC4_128_SHA + */ +//#define POLARSSL_ARC4_C + +/** + * \def POLARSSL_ASN1_PARSE_C + * + * Enable the generic ASN1 parser. + * + * Module: library/asn1.c + * Caller: library/x509parse.c + */ +#define POLARSSL_ASN1_PARSE_C + +/** + * \def POLARSSL_ASN1_WRITE_C + * + * Enable the generic ASN1 writer. + * + * Module: library/asn1write.c + */ +#define POLARSSL_ASN1_WRITE_C + +/** + * \def POLARSSL_BASE64_C + * + * Enable the Base64 module. + * + * Module: library/base64.c + * Caller: library/pem.c + * + * This module is required for PEM support (required by X.509). + */ +//#define POLARSSL_BASE64_C + +/** + * \def POLARSSL_BIGNUM_C + * + * Enable the multo-precision integer library. + * + * Module: library/bignum.c + * Caller: library/dhm.c + * library/rsa.c + * library/ssl_tls.c + * library/x509parse.c + * + * This module is required for RSA and DHM support. + */ +#define POLARSSL_BIGNUM_C + +/** + * \def POLARSSL_CAMELLIA_C + * + * Enable the Camellia block cipher. + * + * Module: library/camellia.c + * Caller: library/ssl_tls.c + * + * This module enabled the following cipher suites: + * SSL_RSA_CAMELLIA_128_SHA + * SSL_RSA_CAMELLIA_256_SHA + * SSL_EDH_RSA_CAMELLIA_256_SHA + */ +//#define POLARSSL_CAMELLIA_C + +/** + * \def POLARSSL_CERTS_C + * + * Enable the test certificates. + * + * Module: library/certs.c + * Caller: + * + * This module is used for testing (ssl_client/server). + */ +//#define POLARSSL_CERTS_C + +/** + * \def POLARSSL_CIPHER_C + * + * Enable the generic cipher layer. + * + * Module: library/cipher.c + * Caller: + * + * Uncomment to enable generic cipher wrappers. + */ +//#define POLARSSL_CIPHER_C + +/** + * \def POLARSSL_CTR_DRBG_C + * + * Enable the CTR_DRBG AES-256-based random generator + * + * Module: library/ctr_drbg.c + * Caller: + * + * Requires: POLARSSL_AES_C + * + * This module provides the CTR_DRBG AES-256 random number generator. + */ +#define POLARSSL_CTR_DRBG_C + +/** + * \def POLARSSL_DEBUG_C + * + * Enable the debug functions. + * + * Module: library/debug.c + * Caller: library/ssl_cli.c + * library/ssl_srv.c + * library/ssl_tls.c + * + * This module provides debugging functions. + */ +//#define POLARSSL_DEBUG_C + +/** + * \def POLARSSL_DES_C + * + * Enable the DES block cipher. + * + * Module: library/des.c + * Caller: library/ssl_tls.c + * + * This module enables the following ciphersuites: + * SSL_RSA_DES_168_SHA + * SSL_EDH_RSA_DES_168_SHA + */ +//#define POLARSSL_DES_C + +/** + * \def POLARSSL_DHM_C + * + * Enable the Diffie-Hellman-Merkle key exchange. + * + * Module: library/dhm.c + * Caller: library/ssl_cli.c + * library/ssl_srv.c + * + * This module enables the following ciphersuites: + * SSL_EDH_RSA_DES_168_SHA + * SSL_EDH_RSA_AES_256_SHA + * SSL_EDH_RSA_CAMELLIA_256_SHA + */ +//#define POLARSSL_DHM_C + +/** + * \def POLARSSL_ENTROPY_C + * + * Enable the platform-specific entropy code. + * + * Module: library/entropy.c + * Caller: + * + * Requires: POLARSSL_SHA4_C + * + * This module provides a generic entropy pool + */ +#define POLARSSL_ENTROPY_C + +/** + * \def POLARSSL_ERROR_C + * + * Enable error code to error string conversion. + * + * Module: library/error.c + * Caller: + * + * This module enables err_strerror(). + */ +#define POLARSSL_ERROR_C + +/** + * \def POLARSSL_GCM_C + * + * Enable the Galois/Counter Mode (GCM) for AES + * + * Module: library/gcm.c + * + * Requires: POLARSSL_AES_C + */ +//#define POLARSSL_GCM_C + +/** + * \def POLARSSL_HAVEGE_C + * + * Enable the HAVEGE random generator. + * + * Module: library/havege.c + * Caller: + * + * Requires: POLARSSL_TIMING_C + * + * This module enables the HAVEGE random number generator. + */ +//#define POLARSSL_HAVEGE_C + +/** + * \def POLARSSL_MD_C + * + * Enable the generic message digest layer. + * + * Module: library/md.c + * Caller: + * + * Uncomment to enable generic message digest wrappers. + */ +//#define POLARSSL_MD_C + +/** + * \def POLARSSL_MD2_C + * + * Enable the MD2 hash algorithm + * + * Module: library/md2.c + * Caller: library/x509parse.c + * + * Uncomment to enable support for (rare) MD2-signed X.509 certs. + * +#define POLARSSL_MD2_C + */ + +/** + * \def POLARSSL_MD4_C + * + * Enable the MD4 hash algorithm + * + * Module: library/md4.c + * Caller: library/x509parse.c + * + * Uncomment to enable support for (rare) MD4-signed X.509 certs. + * +#define POLARSSL_MD4_C + */ + +/** + * \def POLARSSL_MD5_C + * + * Enable the MD5 hash algorithm + * + * Module: library/md5.c + * Caller: library/ssl_tls.c + * library/x509parse.c + * + * This module is required for SSL/TLS and X.509. + */ +#define POLARSSL_MD5_C + +/** + * \def POLARSSL_NET_C + * + * Enable the TCP/IP networking routines. + * + * Module: library/net.c + * Caller: + * + * This module provides TCP/IP networking routines. + */ +//#define POLARSSL_NET_C + +/** + * \def POLARSSL_PADLOCK_C + * + * Enable VIA Padlock support on x86. + * + * Module: library/padlock.c + * Caller: library/aes.c + * + * This modules adds support for the VIA PadLock on x86. + */ +//#define POLARSSL_PADLOCK_C + +/** + * \def POLARSSL_PEM_C + * + * Enable PEM decoding + * + * Module: library/pem.c + * Caller: library/x509parse.c + * + * Requires: POLARSSL_BASE64_C + * + * This modules adds support for decoding PEM files. + */ +//#define POLARSSL_PEM_C + +/** + * \def POLARSSL_PKCS11_C + * + * Enable support for PKCS#11 smartcard support. + * + * Module: library/ssl_srv.c + * Caller: library/ssl_cli.c + * library/ssl_srv.c + * + * Requires: POLARSSL_SSL_TLS_C + * + * This module is required for SSL/TLS PKCS #11 smartcard support. + * Requires the presence of the PKCS#11 helper library (libpkcs11-helper) +#define POLARSSL_PKCS11_C + */ + +/** + * \def POLARSSL_RSA_C + * + * Enable the RSA public-key cryptosystem. + * + * Module: library/rsa.c + * Caller: library/ssl_cli.c + * library/ssl_srv.c + * library/ssl_tls.c + * library/x509.c + * + * Requires: POLARSSL_BIGNUM_C + * + * This module is required for SSL/TLS and MD5-signed certificates. + */ +#define POLARSSL_RSA_C + +/** + * \def POLARSSL_SHA1_C + * + * Enable the SHA1 cryptographic hash algorithm. + * + * Module: library/sha1.c + * Caller: library/ssl_cli.c + * library/ssl_srv.c + * library/ssl_tls.c + * library/x509parse.c + * + * This module is required for SSL/TLS and SHA1-signed certificates. + */ +#define POLARSSL_SHA1_C + +/** + * \def POLARSSL_SHA2_C + * + * Enable the SHA-224 and SHA-256 cryptographic hash algorithms. + * + * Module: library/sha2.c + * Caller: library/md_wrap.c + * library/x509parse.c + * + * This module adds support for SHA-224 and SHA-256. + */ +#define POLARSSL_SHA2_C + +/** + * \def POLARSSL_SHA4_C + * + * Enable the SHA-384 and SHA-512 cryptographic hash algorithms. + * + * Module: library/sha4.c + * Caller: library/md_wrap.c + * library/x509parse.c + * + * This module adds support for SHA-384 and SHA-512. + */ +#define POLARSSL_SHA4_C + +/** + * \def POLARSSL_SSL_CLI_C + * + * Enable the SSL/TLS client code. + * + * Module: library/ssl_cli.c + * Caller: + * + * Requires: POLARSSL_SSL_TLS_C + * + * This module is required for SSL/TLS client support. + */ +#define POLARSSL_SSL_CLI_C + +/* + * \def POLARSSL_SSL_SRV_C + * + * Enable the SSL/TLS server code. + * + * Module: library/ssl_srv.c + * Caller: + * + * Requires: POLARSSL_SSL_TLS_C + * + * This module is required for SSL/TLS server support. + */ +//#define POLARSSL_SSL_SRV_C + +/** + * \def POLARSSL_SSL_TLS_C + * + * Enable the generic SSL/TLS code. + * + * Module: library/ssl_tls.c + * Caller: library/ssl_cli.c + * library/ssl_srv.c + * + * Requires: POLARSSL_MD5_C, POLARSSL_SHA1_C, POLARSSL_X509_PARSE_C + * + * This module is required for SSL/TLS. + */ +#define POLARSSL_SSL_TLS_C + +/** + * \def POLARSSL_TIMING_C + * + * Enable the portable timing interface. + * + * Module: library/timing.c + * Caller: library/havege.c + * + * This module is used by the HAVEGE random number generator. + */ +//#define POLARSSL_TIMING_C + +/** + * \def POLARSSL_VERSION_C + * + * Enable run-time version information. + * + * Module: library/version.c + * + * This module provides run-time version information. + */ +#define POLARSSL_VERSION_C + +/** + * \def POLARSSL_X509_PARSE_C + * + * Enable X.509 certificate parsing. + * + * Module: library/x509parse.c + * Caller: library/ssl_cli.c + * library/ssl_srv.c + * library/ssl_tls.c + * + * Requires: POLARSSL_ASN1_PARSE_C, POLARSSL_BIGNUM_C, POLARSSL_RSA_C + * + * This module is required for X.509 certificate parsing. + */ +#define POLARSSL_X509_PARSE_C + +/** + * \def POLARSSL_X509_WRITE_C + * + * Enable X.509 buffer writing. + * + * Module: library/x509write.c + * + * Requires: POLARSSL_BIGNUM_C, POLARSSL_RSA_C + * + * This module is required for X.509 certificate request writing. + */ +//#define POLARSSL_X509_WRITE_C + +/** + * \def POLARSSL_XTEA_C + * + * Enable the XTEA block cipher. + * + * Module: library/xtea.c + * Caller: + */ +//#define POLARSSL_XTEA_C +/* \} name */ + +#endif /* config.h */ diff --git a/polarssl/src/include/polarssl/ctr_drbg.h b/polarssl/src/include/polarssl/ctr_drbg.h new file mode 100644 index 0000000..83861a9 --- /dev/null +++ b/polarssl/src/include/polarssl/ctr_drbg.h @@ -0,0 +1,228 @@ +/** + * \file ctr_drbg.h + * + * \brief CTR_DRBG based on AES-256 (NIST SP 800-90) + * + * Copyright (C) 2006-2010, Brainspark B.V. + * + * This file is part of PolarSSL (http://www.polarssl.org) + * Lead Maintainer: Paul Bakker <polarssl_maintainer at polarssl.org> + * + * All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ +#ifndef POLARSSL_CTR_DRBG_H +#define POLARSSL_CTR_DRBG_H + +#include <string.h> + +#include "aes.h" + +#define POLARSSL_ERR_CTR_DRBG_ENTROPY_SOURCE_FAILED -0x0034 /**< The entropy source failed. */ +#define POLARSSL_ERR_CTR_DRBG_REQUEST_TOO_BIG -0x0036 /**< Too many random requested in single call. */ +#define POLARSSL_ERR_CTR_DRBG_INPUT_TOO_BIG -0x0038 /**< Input too large (Entropy + additional). */ +#define POLARSSL_ERR_CTR_DRBG_FILE_IO_ERROR -0x003A /**< Read/write error in file. */ + +#define CTR_DRBG_BLOCKSIZE 16 /**< Block size used by the cipher */ +#define CTR_DRBG_KEYSIZE 32 /**< Key size used by the cipher */ +#define CTR_DRBG_KEYBITS ( CTR_DRBG_KEYSIZE * 8 ) +#define CTR_DRBG_SEEDLEN ( CTR_DRBG_KEYSIZE + CTR_DRBG_BLOCKSIZE ) + /**< The seed length (counter + AES key) */ +#define CTR_DRBG_ENTROPY_LEN 48 /**< Amount of entropy used per seed by default */ +#define CTR_DRBG_RESEED_INTERVAL 10000 /**< Interval before reseed is performed by default */ +#define CTR_DRBG_MAX_INPUT 256 /**< Maximum number of additional input bytes */ +#define CTR_DRBG_MAX_REQUEST 1024 /**< Maximum number of requested bytes per call */ +#define CTR_DRBG_MAX_SEED_INPUT 384 /**< Maximum size of (re)seed buffer */ + +#define CTR_DRBG_PR_OFF 0 /**< No prediction resistance */ +#define CTR_DRBG_PR_ON 1 /**< Prediction resistance enabled */ + +#ifdef __cplusplus +extern "C" { +#endif + +/** + * \brief CTR_DRBG context structure + */ +typedef struct +{ + unsigned char counter[16]; /*!< counter (V) */ + int reseed_counter; /*!< reseed counter */ + int prediction_resistance; /*!< enable prediction resistance (Automatic + reseed before every random generation) */ + size_t entropy_len; /*!< amount of entropy grabbed on each (re)seed */ + int reseed_interval; /*!< reseed interval */ + + aes_context aes_ctx; /*!< AES context */ + + /* + * Callbacks (Entropy) + */ + int (*f_entropy)(void *, unsigned char *, size_t); + + void *p_entropy; /*!< context for the entropy function */ +} +ctr_drbg_context; + +/** + * \brief CTR_DRBG initialization + * + * Note: Personalization data can be provided in addition to the more generic + * entropy source to make this instantiation as unique as possible. + * + * \param ctx CTR_DRBG context to be initialized + * \param f_entropy Entropy callback (p_entropy, buffer to fill, buffer + * length) + * \param p_entropy Entropy context + * \param custom Personalization data (Device specific identifiers) + * (Can be NULL) + * \param len Length of personalization data + * + * \return 0 if successful, or + * POLARSSL_ERR_CTR_DRBG_ENTROPY_SOURCE_FAILED + */ +int ctr_drbg_init( ctr_drbg_context *ctx, + int (*f_entropy)(void *, unsigned char *, size_t), + void *p_entropy, + const unsigned char *custom, + size_t len ); + +/** + * \brief Enable / disable prediction resistance (Default: Off) + * + * Note: If enabled, entropy is used for ctx->entropy_len before each call! + * Only use this if you have ample supply of good entropy! + * + * \param ctx CTR_DRBG context + * \param resistance CTR_DRBG_PR_ON or CTR_DRBG_PR_OFF + */ +void ctr_drbg_set_prediction_resistance( ctr_drbg_context *ctx, + int resistance ); + +/** + * \brief Set the amount of entropy grabbed on each (re)seed + * (Default: CTR_DRBG_ENTROPY_LEN) + * + * \param ctx CTR_DRBG context + * \param len Amount of entropy to grab + */ +void ctr_drbg_set_entropy_len( ctr_drbg_context *ctx, + size_t len ); + +/** + * \brief Set the reseed interval + * (Default: CTR_DRBG_RESEED_INTERVAL) + * + * \param ctx CTR_DRBG context + * \param interval Reseed interval + */ +void ctr_drbg_set_reseed_interval( ctr_drbg_context *ctx, + int interval ); + +/** + * \brief CTR_DRBG reseeding (extracts data from entropy source) + * + * \param ctx CTR_DRBG context + * \param additional Additional data to add to state (Can be NULL) + * \param len Length of additional data + * + * \return 0 if successful, or + * POLARSSL_ERR_CTR_DRBG_ENTROPY_SOURCE_FAILED + */ +int ctr_drbg_reseed( ctr_drbg_context *ctx, + const unsigned char *additional, size_t len ); + +/** + * \brief CTR_DRBG update state + * + * \param ctx CTR_DRBG context + * \param additional Additional data to update state with + * \param add_len Length of additional data + */ +void ctr_drbg_update( ctr_drbg_context *ctx, + const unsigned char *additional, size_t add_len ); + +/** + * \brief CTR_DRBG generate random with additional update input + * + * Note: Automatically reseeds if reseed_counter is reached. + * + * \param p_rng CTR_DRBG context + * \param output Buffer to fill + * \param output_len Length of the buffer + * \param additional Additional data to update with (Can be NULL) + * \param add_len Length of additional data + * + * \return 0 if successful, or + * POLARSSL_ERR_CTR_DRBG_ENTROPY_SOURCE_FAILED, or + * POLARSSL_ERR_CTR_DRBG_REQUEST_TOO_BIG + */ +int ctr_drbg_random_with_add( void *p_rng, + unsigned char *output, size_t output_len, + const unsigned char *additional, size_t add_len ); + +/** + * \brief CTR_DRBG generate random + * + * Note: Automatically reseeds if reseed_counter is reached. + * + * \param p_rng CTR_DRBG context + * \param output Buffer to fill + * \param output_len Length of the buffer + * + * \return 0 if successful, or + * POLARSSL_ERR_CTR_DRBG_ENTROPY_SOURCE_FAILED, or + * POLARSSL_ERR_CTR_DRBG_REQUEST_TOO_BIG + */ +int ctr_drbg_random( void *p_rng, + unsigned char *output, size_t output_len ); + +#if defined(POLARSSL_FS_IO) +/** + * \brief Write a seed file + * + * \param path Name of the file + * + * \return 0 if successful, 1 on file error, or + * POLARSSL_ERR_CTR_DRBG_ENTROPY_SOURCE_FAILED + */ +int ctr_drbg_write_seed_file( ctr_drbg_context *ctx, const char *path ); + +/** + * \brief Read and update a seed file. Seed is added to this + * instance + * + * \param path Name of the file + * + * \return 0 if successful, 1 on file error, + * POLARSSL_ERR_CTR_DRBG_ENTROPY_SOURCE_FAILED or + * POLARSSL_ERR_CTR_DRBG_INPUT_TOO_BIG + */ +int ctr_drbg_update_seed_file( ctr_drbg_context *ctx, const char *path ); +#endif + +/** + * \brief Checkup routine + * + * \return 0 if successful, or 1 if the test failed + */ +int ctr_drbg_self_test( int verbose ); + +#ifdef __cplusplus +} +#endif + +#endif /* ctr_drbg.h */ diff --git a/polarssl/src/include/polarssl/debug.h b/polarssl/src/include/polarssl/debug.h new file mode 100644 index 0000000..511e926 --- /dev/null +++ b/polarssl/src/include/polarssl/debug.h @@ -0,0 +1,89 @@ +/** + * \file debug.h + * + * \brief Debug functions + * + * Copyright (C) 2006-2011, Brainspark B.V. + * + * This file is part of PolarSSL (http://www.polarssl.org) + * Lead Maintainer: Paul Bakker <polarssl_maintainer at polarssl.org> + * + * All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ +#ifndef POLARSSL_DEBUG_H +#define POLARSSL_DEBUG_H + +#include "config.h" +#include "ssl.h" + +#if defined(POLARSSL_DEBUG_C) + +#define SSL_DEBUG_MSG( level, args ) \ + debug_print_msg( ssl, level, __FILE__, __LINE__, debug_fmt args ); + +#define SSL_DEBUG_RET( level, text, ret ) \ + debug_print_ret( ssl, level, __FILE__, __LINE__, text, ret ); + +#define SSL_DEBUG_BUF( level, text, buf, len ) \ + debug_print_buf( ssl, level, __FILE__, __LINE__, text, buf, len ); + +#define SSL_DEBUG_MPI( level, text, X ) \ + debug_print_mpi( ssl, level, __FILE__, __LINE__, text, X ); + +#define SSL_DEBUG_CRT( level, text, crt ) \ + debug_print_crt( ssl, level, __FILE__, __LINE__, text, crt ); + +#else + +#define SSL_DEBUG_MSG( level, args ) do { } while( 0 ) +#define SSL_DEBUG_RET( level, text, ret ) do { } while( 0 ) +#define SSL_DEBUG_BUF( level, text, buf, len ) do { } while( 0 ) +#define SSL_DEBUG_MPI( level, text, X ) do { } while( 0 ) +#define SSL_DEBUG_CRT( level, text, crt ) do { } while( 0 ) + +#endif + +#ifdef __cplusplus +extern "C" { +#endif + +char *debug_fmt( const char *format, ... ); + +void debug_print_msg( const ssl_context *ssl, int level, + const char *file, int line, const char *text ); + +void debug_print_ret( const ssl_context *ssl, int level, + const char *file, int line, + const char *text, int ret ); + +void debug_print_buf( const ssl_context *ssl, int level, + const char *file, int line, const char *text, + unsigned char *buf, size_t len ); + +void debug_print_mpi( const ssl_context *ssl, int level, + const char *file, int line, + const char *text, const mpi *X ); + +void debug_print_crt( const ssl_context *ssl, int level, + const char *file, int line, + const char *text, const x509_cert *crt ); + +#ifdef __cplusplus +} +#endif + +#endif /* debug.h */ diff --git a/polarssl/src/include/polarssl/des.h b/polarssl/src/include/polarssl/des.h new file mode 100644 index 0000000..653e68b --- /dev/null +++ b/polarssl/src/include/polarssl/des.h @@ -0,0 +1,227 @@ +/** + * \file des.h + * + * \brief DES block cipher + * + * Copyright (C) 2006-2010, Brainspark B.V. + * + * This file is part of PolarSSL (http://www.polarssl.org) + * Lead Maintainer: Paul Bakker <polarssl_maintainer at polarssl.org> + * + * All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ +#ifndef POLARSSL_DES_H +#define POLARSSL_DES_H + +#include <string.h> + +#define DES_ENCRYPT 1 +#define DES_DECRYPT 0 + +#define POLARSSL_ERR_DES_INVALID_INPUT_LENGTH -0x0032 /**< The data input has an invalid length. */ + +#define DES_KEY_SIZE 8 + +/** + * \brief DES context structure + */ +typedef struct +{ + int mode; /*!< encrypt/decrypt */ + unsigned long sk[32]; /*!< DES subkeys */ +} +des_context; + +/** + * \brief Triple-DES context structure + */ +typedef struct +{ + int mode; /*!< encrypt/decrypt */ + unsigned long sk[96]; /*!< 3DES subkeys */ +} +des3_context; + +#ifdef __cplusplus +extern "C" { +#endif + +/** + * \brief Set key parity on the given key to odd. + * + * DES keys are 56 bits long, but each byte is padded with + * a parity bit to allow verification. + * + * \param key 8-byte secret key + */ +void des_key_set_parity( unsigned char key[DES_KEY_SIZE] ); + +/** + * \brief Check that key parity on the given key is odd. + * + * DES keys are 56 bits long, but each byte is padded with + * a parity bit to allow verification. + * + * \param key 8-byte secret key + * + * \return 0 is parity was ok, 1 if parity was not correct. + */ +int des_key_check_key_parity( const unsigned char key[DES_KEY_SIZE] ); + +/** + * \brief Check that key is not a weak or semi-weak DES key + * + * \param key 8-byte secret key + * + * \return 0 if no weak key was found, 1 if a weak key was identified. + */ +int des_key_check_weak( const unsigned char key[DES_KEY_SIZE] ); + +/** + * \brief DES key schedule (56-bit, encryption) + * + * \param ctx DES context to be initialized + * \param key 8-byte secret key + * + * \return 0 + */ +int des_setkey_enc( des_context *ctx, const unsigned char key[DES_KEY_SIZE] ); + +/** + * \brief DES key schedule (56-bit, decryption) + * + * \param ctx DES context to be initialized + * \param key 8-byte secret key + * + * \return 0 + */ +int des_setkey_dec( des_context *ctx, const unsigned char key[DES_KEY_SIZE] ); + +/** + * \brief Triple-DES key schedule (112-bit, encryption) + * + * \param ctx 3DES context to be initialized + * \param key 16-byte secret key + * + * \return 0 + */ +int des3_set2key_enc( des3_context *ctx, const unsigned char key[DES_KEY_SIZE * 2] ); + +/** + * \brief Triple-DES key schedule (112-bit, decryption) + * + * \param ctx 3DES context to be initialized + * \param key 16-byte secret key + * + * \return 0 + */ +int des3_set2key_dec( des3_context *ctx, const unsigned char key[DES_KEY_SIZE * 2] ); + +/** + * \brief Triple-DES key schedule (168-bit, encryption) + * + * \param ctx 3DES context to be initialized + * \param key 24-byte secret key + * + * \return 0 + */ +int des3_set3key_enc( des3_context *ctx, const unsigned char key[DES_KEY_SIZE * 3] ); + +/** + * \brief Triple-DES key schedule (168-bit, decryption) + * + * \param ctx 3DES context to be initialized + * \param key 24-byte secret key + * + * \return 0 + */ +int des3_set3key_dec( des3_context *ctx, const unsigned char key[DES_KEY_SIZE * 3] ); + +/** + * \brief DES-ECB block encryption/decryption + * + * \param ctx DES context + * \param input 64-bit input block + * \param output 64-bit output block + * + * \return 0 if successful + */ +int des_crypt_ecb( des_context *ctx, + const unsigned char input[8], + unsigned char output[8] ); + +/** + * \brief DES-CBC buffer encryption/decryption + * + * \param ctx DES context + * \param mode DES_ENCRYPT or DES_DECRYPT + * \param length length of the input data + * \param iv initialization vector (updated after use) + * \param input buffer holding the input data + * \param output buffer holding the output data + */ +int des_crypt_cbc( des_context *ctx, + int mode, + size_t length, + unsigned char iv[8], + const unsigned char *input, + unsigned char *output ); + +/** + * \brief 3DES-ECB block encryption/decryption + * + * \param ctx 3DES context + * \param input 64-bit input block + * \param output 64-bit output block + * + * \return 0 if successful + */ +int des3_crypt_ecb( des3_context *ctx, + const unsigned char input[8], + unsigned char output[8] ); + +/** + * \brief 3DES-CBC buffer encryption/decryption + * + * \param ctx 3DES context + * \param mode DES_ENCRYPT or DES_DECRYPT + * \param length length of the input data + * \param iv initialization vector (updated after use) + * \param input buffer holding the input data + * \param output buffer holding the output data + * + * \return 0 if successful, or POLARSSL_ERR_DES_INVALID_INPUT_LENGTH + */ +int des3_crypt_cbc( des3_context *ctx, + int mode, + size_t length, + unsigned char iv[8], + const unsigned char *input, + unsigned char *output ); + +/* + * \brief Checkup routine + * + * \return 0 if successful, or 1 if the test failed + */ +int des_self_test( int verbose ); + +#ifdef __cplusplus +} +#endif + +#endif /* des.h */ diff --git a/polarssl/src/include/polarssl/dhm.h b/polarssl/src/include/polarssl/dhm.h new file mode 100644 index 0000000..0c8dd55 --- /dev/null +++ b/polarssl/src/include/polarssl/dhm.h @@ -0,0 +1,153 @@ +/** + * \file dhm.h + * + * \brief Diffie-Hellman-Merkle key exchange + * + * Copyright (C) 2006-2010, Brainspark B.V. + * + * This file is part of PolarSSL (http://www.polarssl.org) + * Lead Maintainer: Paul Bakker <polarssl_maintainer at polarssl.org> + * + * All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ +#ifndef POLARSSL_DHM_H +#define POLARSSL_DHM_H + +#include "bignum.h" + +/* + * DHM Error codes + */ +#define POLARSSL_ERR_DHM_BAD_INPUT_DATA -0x3080 /**< Bad input parameters to function. */ +#define POLARSSL_ERR_DHM_READ_PARAMS_FAILED -0x3100 /**< Reading of the DHM parameters failed. */ +#define POLARSSL_ERR_DHM_MAKE_PARAMS_FAILED -0x3180 /**< Making of the DHM parameters failed. */ +#define POLARSSL_ERR_DHM_READ_PUBLIC_FAILED -0x3200 /**< Reading of the public values failed. */ +#define POLARSSL_ERR_DHM_MAKE_PUBLIC_FAILED -0x3280 /**< Making of the public value failed. */ +#define POLARSSL_ERR_DHM_CALC_SECRET_FAILED -0x3300 /**< Calculation of the DHM secret failed. */ + +/** + * \brief DHM context structure + */ +typedef struct +{ + size_t len; /*!< size(P) in chars */ + mpi P; /*!< prime modulus */ + mpi G; /*!< generator */ + mpi X; /*!< secret value */ + mpi GX; /*!< self = G^X mod P */ + mpi GY; /*!< peer = G^Y mod P */ + mpi K; /*!< key = GY^X mod P */ + mpi RP; /*!< cached R^2 mod P */ +} +dhm_context; + +#ifdef __cplusplus +extern "C" { +#endif + +/** + * \brief Parse the ServerKeyExchange parameters + * + * \param ctx DHM context + * \param p &(start of input buffer) + * \param end end of buffer + * + * \return 0 if successful, or an POLARSSL_ERR_DHM_XXX error code + */ +int dhm_read_params( dhm_context *ctx, + unsigned char **p, + const unsigned char *end ); + +/** + * \brief Setup and write the ServerKeyExchange parameters + * + * \param ctx DHM context + * \param x_size private value size in bytes + * \param output destination buffer + * \param olen number of chars written + * \param f_rng RNG function + * \param p_rng RNG parameter + * + * \note This function assumes that ctx->P and ctx->G + * have already been properly set (for example + * using mpi_read_string or mpi_read_binary). + * + * \return 0 if successful, or an POLARSSL_ERR_DHM_XXX error code + */ +int dhm_make_params( dhm_context *ctx, int x_size, + unsigned char *output, size_t *olen, + int (*f_rng)(void *, unsigned char *, size_t), + void *p_rng ); + +/** + * \brief Import the peer's public value G^Y + * + * \param ctx DHM context + * \param input input buffer + * \param ilen size of buffer + * + * \return 0 if successful, or an POLARSSL_ERR_DHM_XXX error code + */ +int dhm_read_public( dhm_context *ctx, + const unsigned char *input, size_t ilen ); + +/** + * \brief Create own private value X and export G^X + * + * \param ctx DHM context + * \param x_size private value size in bytes + * \param output destination buffer + * \param olen must be equal to ctx->P.len + * \param f_rng RNG function + * \param p_rng RNG parameter + * + * \return 0 if successful, or an POLARSSL_ERR_DHM_XXX error code + */ +int dhm_make_public( dhm_context *ctx, int x_size, + unsigned char *output, size_t olen, + int (*f_rng)(void *, unsigned char *, size_t), + void *p_rng ); + +/** + * \brief Derive and export the shared secret (G^Y)^X mod P + * + * \param ctx DHM context + * \param output destination buffer + * \param olen number of chars written + * + * \return 0 if successful, or an POLARSSL_ERR_DHM_XXX error code + */ +int dhm_calc_secret( dhm_context *ctx, + unsigned char *output, size_t *olen ); + +/* + * \brief Free the components of a DHM key + */ +void dhm_free( dhm_context *ctx ); + +/** + * \brief Checkup routine + * + * \return 0 if successful, or 1 if the test failed + */ +int dhm_self_test( int verbose ); + +#ifdef __cplusplus +} +#endif + +#endif diff --git a/polarssl/src/include/polarssl/entropy.h b/polarssl/src/include/polarssl/entropy.h new file mode 100644 index 0000000..53bce41 --- /dev/null +++ b/polarssl/src/include/polarssl/entropy.h @@ -0,0 +1,150 @@ +/** + * \file entropy.h + * + * \brief Entropy accumulator implementation + * + * Copyright (C) 2006-2011, Brainspark B.V. + * + * This file is part of PolarSSL (http://www.polarssl.org) + * Lead Maintainer: Paul Bakker <polarssl_maintainer at polarssl.org> + * + * All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ +#ifndef POLARSSL_ENTROPY_H +#define POLARSSL_ENTROPY_H + +#include <string.h> + +#include "config.h" + +#include "sha4.h" +#if defined(POLARSSL_HAVEGE_C) +#include "havege.h" +#endif + +#define POLARSSL_ERR_ENTROPY_SOURCE_FAILED -0x003C /**< Critical entropy source failure. */ +#define POLARSSL_ERR_ENTROPY_MAX_SOURCES -0x003E /**< No more sources can be added. */ +#define POLARSSL_ERR_ENTROPY_NO_SOURCES_DEFINED -0x0040 /**< No sources have been added to poll. */ + +#define ENTROPY_MAX_SOURCES 20 /**< Maximum number of sources supported */ +#define ENTROPY_MAX_GATHER 128 /**< Maximum amount requested from entropy sources */ +#define ENTROPY_BLOCK_SIZE 64 /**< Block size of entropy accumulator (SHA-512) */ + +#define ENTROPY_SOURCE_MANUAL ENTROPY_MAX_SOURCES + +#ifdef __cplusplus +extern "C" { +#endif + +/** + * \brief Entropy poll callback pointer + * + * \param data Callback-specific data pointer + * \param output Data to fill + * \param len Maximum size to provide + * \param olen The actual amount of bytes put into the buffer (Can be 0) + * + * \return 0 if no critical failures occurred, + * POLARSSL_ERR_ENTROPY_SOURCE_FAILED otherwise + */ +typedef int (*f_source_ptr)(void *, unsigned char *, size_t, size_t *); + +/** + * \brief Entropy source state + */ +typedef struct +{ + f_source_ptr f_source; /**< The entropy source callback */ + void * p_source; /**< The callback data pointer */ + size_t size; /**< Amount received */ + size_t threshold; /**< Minimum level required before release */ +} +source_state; + +/** + * \brief Entropy context structure + */ +typedef struct +{ + sha4_context accumulator; + int source_count; + source_state source[ENTROPY_MAX_SOURCES]; +#if defined(POLARSSL_HAVEGE_C) + havege_state havege_data; +#endif +} +entropy_context; + +/** + * \brief Initialize the context + * + * \param ctx Entropy context to initialize + */ +void entropy_init( entropy_context *ctx ); + +/** + * \brief Adds an entropy source to poll + * + * \param ctx Entropy context + * \param f_source Entropy function + * \param p_source Function data + * \param threshold Minimum required from source before entropy is released + * ( with entropy_func() ) + * + * \return 0 if successful or POLARSSL_ERR_ENTROPY_MAX_SOURCES + */ +int entropy_add_source( entropy_context *ctx, + f_source_ptr f_source, void *p_source, + size_t threshold ); + +/** + * \brief Trigger an extra gather poll for the accumulator + * + * \param ctx Entropy context + * + * \return 0 if successful, or POLARSSL_ERR_ENTROPY_SOURCE_FAILED + */ +int entropy_gather( entropy_context *ctx ); + +/** + * \brief Retrieve entropy from the accumulator (Max ENTROPY_BLOCK_SIZE) + * + * \param data Entropy context + * \param output Buffer to fill + * \param len Length of buffer + * + * \return 0 if successful, or POLARSSL_ERR_ENTROPY_SOURCE_FAILED + */ +int entropy_func( void *data, unsigned char *output, size_t len ); + +/** + * \brief Add data to the accumulator manually + * + * \param ctx Entropy context + * \param data Data to add + * \param len Length of data + * + * \return 0 if successful + */ +int entropy_update_manual( entropy_context *ctx, + const unsigned char *data, size_t len ); + +#ifdef __cplusplus +} +#endif + +#endif /* entropy.h */ diff --git a/polarssl/src/include/polarssl/entropy_poll.h b/polarssl/src/include/polarssl/entropy_poll.h new file mode 100644 index 0000000..0116598 --- /dev/null +++ b/polarssl/src/include/polarssl/entropy_poll.h @@ -0,0 +1,75 @@ +/** + * \file entropy_poll.h + * + * \brief Platform-specific and custom entropy polling functions + * + * Copyright (C) 2006-2011, Brainspark B.V. + * + * This file is part of PolarSSL (http://www.polarssl.org) + * Lead Maintainer: Paul Bakker <polarssl_maintainer at polarssl.org> + * + * All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ +#ifndef POLARSSL_ENTROPY_POLL_H +#define POLARSSL_ENTROPY_POLL_H + +#include <string.h> + +#include "config.h" + +#ifdef __cplusplus +extern "C" { +#endif + +/* + * Default thresholds for built-in sources + */ +#define ENTROPY_MIN_PLATFORM 128 /**< Minimum for platform source */ +#define ENTROPY_MIN_HAVEGE 128 /**< Minimum for HAVEGE */ +#define ENTROPY_MIN_HARDCLOCK 32 /**< Minimum for hardclock() */ + +#if !defined(POLARSSL_NO_PLATFORM_ENTROPY) +/** + * \brief Platform-specific entropy poll callback + */ +int platform_entropy_poll( void *data, + unsigned char *output, size_t len, size_t *olen ); +#endif + +#if defined(POLARSSL_HAVEGE_C) +/** + * \brief HAVEGE based entropy poll callback + * + * Requires an HAVEGE state as its data pointer. + */ +int havege_poll( void *data, + unsigned char *output, size_t len, size_t *olen ); +#endif + +#if defined(POLARSSL_TIMING_C) +/** + * \brief hardclock-based entropy poll callback + */ +int hardclock_poll( void *data, + unsigned char *output, size_t len, size_t *olen ); +#endif + +#ifdef __cplusplus +} +#endif + +#endif /* entropy_poll.h */ diff --git a/polarssl/src/include/polarssl/error.h b/polarssl/src/include/polarssl/error.h new file mode 100644 index 0000000..f3514df --- /dev/null +++ b/polarssl/src/include/polarssl/error.h @@ -0,0 +1,102 @@ +/** + * \file error.h + * + * \brief Error to string translation + * + * Copyright (C) 2006-2010, Brainspark B.V. + * + * This file is part of PolarSSL (http://www.polarssl.org) + * Lead Maintainer: Paul Bakker <polarssl_maintainer at polarssl.org> + * + * All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ +#ifndef POLARSSL_ERROR_H +#define POLARSSL_ERROR_H + +/** + * Error code layout. + * + * Currently we try to keep all error codes within the negative space of 16 + * bytes signed integers to support all platforms (-0x0000 - -0x8000). In + * addition we'd like to give two layers of information on the error if + * possible. + * + * For that purpose the error codes are segmented in the following manner: + * + * 16 bit error code bit-segmentation + * + * 1 bit - Intentionally not used + * 3 bits - High level module ID + * 5 bits - Module-dependent error code + * 6 bits - Low level module errors + * 1 bit - Intentionally not used + * + * Low-level module errors (0x007E-0x0002) + * + * Module Nr Codes assigned + * MPI 7 0x0002-0x0010 + * GCM 2 0x0012-0x0014 + * AES 2 0x0020-0x0022 + * CAMELLIA 2 0x0024-0x0026 + * XTEA 1 0x0028-0x0028 + * BASE64 2 0x002A-0x002C + * PADLOCK 1 0x0030-0x0030 + * DES 1 0x0032-0x0032 + * CTR_DBRG 3 0x0034-0x003A + * ENTROPY 3 0x003C-0x0040 + * NET 11 0x0042-0x0056 + * ASN1 7 0x0060-0x006C + * MD2 1 0x0070-0x0070 + * MD4 1 0x0072-0x0072 + * MD5 1 0x0074-0x0074 + * SHA1 1 0x0076-0x0076 + * SHA2 1 0x0078-0x0078 + * SHA4 1 0x007A-0x007A + * + * High-level module nr (3 bits - 0x1...-0x8...) + * Name ID Nr of Errors + * PEM 1 8 + * X509 2 21 + * DHM 3 6 + * RSA 4 9 + * MD 5 4 + * CIPHER 6 5 + * SSL 7 30 + * + * Module dependent error code (5 bits 0x.08.-0x.F8.) + */ + +#ifdef __cplusplus +extern "C" { +#endif + +/** + * \brief Translate a PolarSSL error code into a string representation, + * Result is truncated if necessary and always includes a terminating + * null byte. + * + * \param errnum error code + * \param buffer buffer to place representation in + * \param buflen length of the buffer + */ +void error_strerror( int errnum, char *buffer, size_t buflen ); + +#ifdef __cplusplus +} +#endif + +#endif /* error.h */ diff --git a/polarssl/src/include/polarssl/gcm.h b/polarssl/src/include/polarssl/gcm.h new file mode 100644 index 0000000..2f88c70 --- /dev/null +++ b/polarssl/src/include/polarssl/gcm.h @@ -0,0 +1,142 @@ +/** + * \file gcm.h + * + * \brief Galois/Counter mode for AES + * + * Copyright (C) 2006-2012, Brainspark B.V. + * + * This file is part of PolarSSL (http://www.polarssl.org) + * Lead Maintainer: Paul Bakker <polarssl_maintainer at polarssl.org> + * + * All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ +#ifndef POLARSSL_GCM_H +#define POLARSSL_GCM_H + +#include "aes.h" + +#include <stdint.h> + +#define GCM_ENCRYPT 1 +#define GCM_DECRYPT 0 + +#define POLARSSL_ERR_GCM_AUTH_FAILED -0x0012 /**< Authenticated decryption failed. */ +#define POLARSSL_ERR_GCM_BAD_INPUT -0x0014 /**< Bad input parameters to function. */ + +/** + * \brief GCM context structure + */ +typedef struct { + aes_context aes_ctx; /*!< AES context used */ + uint64_t HL[16]; /*!< Precalculated HTable */ + uint64_t HH[16]; /*!< Precalculated HTable */ +} +gcm_context; + +#ifdef __cplusplus +extern "C" { +#endif + +/** + * \brief GCM initialization (encryption) + * + * \param ctx GCM context to be initialized + * \param key encryption key + * \param keysize must be 128, 192 or 256 + * + * \return 0 if successful, or POLARSSL_ERR_AES_INVALID_KEY_LENGTH + */ +int gcm_init( gcm_context *ctx, const unsigned char *key, unsigned int keysize ); + +/** + * \brief GCM buffer encryption/decryption using AES + * + * \note On encryption, the output buffer can be the same as the input buffer. + * On decryption, the output buffer cannot be the same as input buffer. + * If buffers overlap, the output buffer must trail at least 8 bytes + * behind the input buffer. + * + * \param ctx GCM context + * \param mode GCM_ENCRYPT or GCM_DECRYPT + * \param length length of the input data + * \param iv initialization vector + * \param iv_len length of IV + * \param add additional data + * \param add_len length of additional data + * \param input buffer holding the input data + * \param output buffer for holding the output data + * \param tag_len length of the tag to generate + * \param tag buffer for holding the tag + * + * \return 0 if successful + */ +int gcm_crypt_and_tag( gcm_context *ctx, + int mode, + size_t length, + const unsigned char *iv, + size_t iv_len, + const unsigned char *add, + size_t add_len, + const unsigned char *input, + unsigned char *output, + size_t tag_len, + unsigned char *tag ); + +/** + * \brief GCM buffer authenticated decryption using AES + * + * \note On decryption, the output buffer cannot be the same as input buffer. + * If buffers overlap, the output buffer must trail at least 8 bytes + * behind the input buffer. + * + * \param ctx GCM context + * \param length length of the input data + * \param iv initialization vector + * \param iv_len length of IV + * \param add additional data + * \param add_len length of additional data + * \param tag buffer holding the tag + * \param tag_len length of the tag + * \param input buffer holding the input data + * \param output buffer for holding the output data + * + * \return 0 if successful and authenticated, + * POLARSSL_ERR_GCM_AUTH_FAILED if tag does not match + */ +int gcm_auth_decrypt( gcm_context *ctx, + size_t length, + const unsigned char *iv, + size_t iv_len, + const unsigned char *add, + size_t add_len, + const unsigned char *tag, + size_t tag_len, + const unsigned char *input, + unsigned char *output ); + +/** + * \brief Checkup routine + * + * \return 0 if successful, or 1 if the test failed + */ +int gcm_self_test( int verbose ); + +#ifdef __cplusplus +} +#endif + +#endif /* gcm.h */ diff --git a/polarssl/src/include/polarssl/havege.h b/polarssl/src/include/polarssl/havege.h new file mode 100644 index 0000000..53c4f38 --- /dev/null +++ b/polarssl/src/include/polarssl/havege.h @@ -0,0 +1,71 @@ +/** + * \file havege.h + * + * \brief HAVEGE: HArdware Volatile Entropy Gathering and Expansion + * + * Copyright (C) 2006-2010, Brainspark B.V. + * + * This file is part of PolarSSL (http://www.polarssl.org) + * Lead Maintainer: Paul Bakker <polarssl_maintainer at polarssl.org> + * + * All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ +#ifndef POLARSSL_HAVEGE_H +#define POLARSSL_HAVEGE_H + +#include <string.h> + +#define COLLECT_SIZE 1024 + +/** + * \brief HAVEGE state structure + */ +typedef struct +{ + int PT1, PT2, offset[2]; + int pool[COLLECT_SIZE]; + int WALK[8192]; +} +havege_state; + +#ifdef __cplusplus +extern "C" { +#endif + +/** + * \brief HAVEGE initialization + * + * \param hs HAVEGE state to be initialized + */ +void havege_init( havege_state *hs ); + +/** + * \brief HAVEGE rand function + * + * \param p_rng A HAVEGE state + * \param output Buffer to fill + * \param len Length of buffer + * + * \return 0 + */ +int havege_random( void *p_rng, unsigned char *output, size_t len ); + +#ifdef __cplusplus +} +#endif + +#endif /* havege.h */ diff --git a/polarssl/src/include/polarssl/md.h b/polarssl/src/include/polarssl/md.h new file mode 100644 index 0000000..88596cb --- /dev/null +++ b/polarssl/src/include/polarssl/md.h @@ -0,0 +1,354 @@ +/** + * \file md.h + * + * \brief Generic message digest wrapper + * + * \author Adriaan de Jong <dejong@fox-it.com> + * + * Copyright (C) 2006-2011, Brainspark B.V. + * + * This file is part of PolarSSL (http://www.polarssl.org) + * Lead Maintainer: Paul Bakker <polarssl_maintainer at polarssl.org> + * + * All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ +#ifndef POLARSSL_MD_H +#define POLARSSL_MD_H + +#include <string.h> + +#if defined(_MSC_VER) && !defined(inline) +#define inline _inline +#else +#if defined(__ARMCC_VERSION) && !defined(inline) +#define inline __inline +#endif /* __ARMCC_VERSION */ +#endif /*_MSC_VER */ + +#define POLARSSL_ERR_MD_FEATURE_UNAVAILABLE -0x5080 /**< The selected feature is not available. */ +#define POLARSSL_ERR_MD_BAD_INPUT_DATA -0x5100 /**< Bad input parameters to function. */ +#define POLARSSL_ERR_MD_ALLOC_FAILED -0x5180 /**< Failed to allocate memory. */ +#define POLARSSL_ERR_MD_FILE_IO_ERROR -0x5200 /**< Opening or reading of file failed. */ + +typedef enum { + POLARSSL_MD_NONE=0, + POLARSSL_MD_MD2, + POLARSSL_MD_MD4, + POLARSSL_MD_MD5, + POLARSSL_MD_SHA1, + POLARSSL_MD_SHA224, + POLARSSL_MD_SHA256, + POLARSSL_MD_SHA384, + POLARSSL_MD_SHA512, +} md_type_t; + +#define POLARSSL_MD_MAX_SIZE 64 /* longest known is SHA512 */ + +/** + * Message digest information. Allows message digest functions to be called + * in a generic way. + */ +typedef struct { + /** Digest identifier */ + md_type_t type; + + /** Name of the message digest */ + const char * name; + + /** Output length of the digest function */ + int size; + + /** Digest initialisation function */ + void (*starts_func)( void *ctx ); + + /** Digest update function */ + void (*update_func)( void *ctx, const unsigned char *input, size_t ilen ); + + /** Digest finalisation function */ + void (*finish_func)( void *ctx, unsigned char *output ); + + /** Generic digest function */ + void (*digest_func)( const unsigned char *input, size_t ilen, + unsigned char *output ); + + /** Generic file digest function */ + int (*file_func)( const char *path, unsigned char *output ); + + /** HMAC Initialisation function */ + void (*hmac_starts_func)( void *ctx, const unsigned char *key, size_t keylen ); + + /** HMAC update function */ + void (*hmac_update_func)( void *ctx, const unsigned char *input, size_t ilen ); + + /** HMAC finalisation function */ + void (*hmac_finish_func)( void *ctx, unsigned char *output); + + /** HMAC context reset function */ + void (*hmac_reset_func)( void *ctx ); + + /** Generic HMAC function */ + void (*hmac_func)( const unsigned char *key, size_t keylen, + const unsigned char *input, size_t ilen, + unsigned char *output ); + + /** Allocate a new context */ + void * (*ctx_alloc_func)( void ); + + /** Free the given context */ + void (*ctx_free_func)( void *ctx ); + +} md_info_t; + +/** + * Generic message digest context. + */ +typedef struct { + /** Information about the associated message digest */ + const md_info_t *md_info; + + /** Digest-specific context */ + void *md_ctx; +} md_context_t; + +#define MD_CONTEXT_T_INIT { \ + NULL, /* md_info */ \ + NULL, /* md_ctx */ \ +} + +#ifdef __cplusplus +extern "C" { +#endif + +/** + * \brief Returns the list of digests supported by the generic digest module. + * + * \return a statically allocated array of digests, the last entry + * is 0. + */ +const int *md_list( void ); + +/** + * \brief Returns the message digest information associated with the + * given digest name. + * + * \param md_name Name of the digest to search for. + * + * \return The message digest information associated with md_name or + * NULL if not found. + */ +const md_info_t *md_info_from_string( const char *md_name ); + +/** + * \brief Returns the message digest information associated with the + * given digest type. + * + * \param md_type type of digest to search for. + * + * \return The message digest information associated with md_type or + * NULL if not found. + */ +const md_info_t *md_info_from_type( md_type_t md_type ); + +/** + * \brief Initialises and fills the message digest context structure with + * the appropriate values. + * + * \param ctx context to initialise. May not be NULL. The + * digest-specific context (ctx->md_ctx) must be NULL. It will + * be allocated, and must be freed using md_free_ctx() later. + * \param md_info message digest to use. + * + * \returns \c 0 on success, \c POLARSSL_ERR_MD_BAD_INPUT_DATA on + * parameter failure, \c POLARSSL_ERR_MD_ALLOC_FAILED if + * allocation of the digest-specific context failed. + */ +int md_init_ctx( md_context_t *ctx, const md_info_t *md_info ); + +/** + * \brief Free the message-specific context of ctx. Freeing ctx itself + * remains the responsibility of the caller. + * + * \param ctx Free the message-specific context + * + * \returns 0 on success, POLARSSL_ERR_MD_BAD_INPUT_DATA if parameter + * verification fails. + */ +int md_free_ctx( md_context_t *ctx ); + +/** + * \brief Returns the size of the message digest output. + * + * \param md_info message digest info + * + * \return size of the message digest output. + */ +static inline unsigned char md_get_size( const md_info_t *md_info ) +{ + return md_info->size; +} + +/** + * \brief Returns the type of the message digest output. + * + * \param md_info message digest info + * + * \return type of the message digest output. + */ +static inline md_type_t md_get_type( const md_info_t *md_info ) +{ + return md_info->type; +} + +/** + * \brief Returns the name of the message digest output. + * + * \param md_info message digest info + * + * \return name of the message digest output. + */ +static inline const char *md_get_name( const md_info_t *md_info ) +{ + return md_info->name; +} + +/** + * \brief Set-up the given context for a new message digest + * + * \param ctx generic message digest context. + * + * \returns 0 on success, POLARSSL_ERR_MD_BAD_INPUT_DATA if parameter + * verification fails. + */ +int md_starts( md_context_t *ctx ); + +/** + * \brief Generic message digest process buffer + * + * \param ctx Generic message digest context + * \param input buffer holding the datal + * \param ilen length of the input data + * + * \returns 0 on success, POLARSSL_ERR_MD_BAD_INPUT_DATA if parameter + * verification fails. + */ +int md_update( md_context_t *ctx, const unsigned char *input, size_t ilen ); + +/** + * \brief Generic message digest final digest + * + * \param ctx Generic message digest context + * \param output Generic message digest checksum result + * + * \returns 0 on success, POLARSSL_ERR_MD_BAD_INPUT_DATA if parameter + * verification fails. + */ +int md_finish( md_context_t *ctx, unsigned char *output ); + +/** + * \brief Output = message_digest( input buffer ) + * + * \param md_info message digest info + * \param input buffer holding the data + * \param ilen length of the input data + * \param output Generic message digest checksum result + * + * \returns 0 on success, POLARSSL_ERR_MD_BAD_INPUT_DATA if parameter + * verification fails. + */ +int md( const md_info_t *md_info, const unsigned char *input, size_t ilen, + unsigned char *output ); + +/** + * \brief Output = message_digest( file contents ) + * + * \param md_info message digest info + * \param path input file name + * \param output generic message digest checksum result + * + * \return 0 if successful, POLARSSL_ERR_MD_FILE_OPEN_FAILED if fopen + * failed, POLARSSL_ERR_MD_FILE_READ_FAILED if fread failed, + * POLARSSL_ERR_MD_BAD_INPUT_DATA if md_info was NULL. + */ +int md_file( const md_info_t *md_info, const char *path, unsigned char *output ); + +/** + * \brief Generic HMAC context setup + * + * \param ctx HMAC context to be initialized + * \param key HMAC secret key + * \param keylen length of the HMAC key + * + * \returns 0 on success, POLARSSL_ERR_MD_BAD_INPUT_DATA if parameter + * verification fails. + */ +int md_hmac_starts( md_context_t *ctx, const unsigned char *key, size_t keylen ); + +/** + * \brief Generic HMAC process buffer + * + * \param ctx HMAC context + * \param input buffer holding the data + * \param ilen length of the input data + * + * \returns 0 on success, POLARSSL_ERR_MD_BAD_INPUT_DATA if parameter + * verification fails. + */ +int md_hmac_update( md_context_t *ctx, const unsigned char *input, size_t ilen ); + +/** + * \brief Generic HMAC final digest + * + * \param ctx HMAC context + * \param output Generic HMAC checksum result + * + * \returns 0 on success, POLARSSL_ERR_MD_BAD_INPUT_DATA if parameter + * verification fails. + */ +int md_hmac_finish( md_context_t *ctx, unsigned char *output); + +/** + * \brief Generic HMAC context reset + * + * \param ctx HMAC context to be reset + * + * \returns 0 on success, POLARSSL_ERR_MD_BAD_INPUT_DATA if parameter + * verification fails. + */ +int md_hmac_reset( md_context_t *ctx ); + +/** + * \brief Output = Generic_HMAC( hmac key, input buffer ) + * + * \param md_info message digest info + * \param key HMAC secret key + * \param keylen length of the HMAC key + * \param input buffer holding the data + * \param ilen length of the input data + * \param output Generic HMAC-result + * + * \returns 0 on success, POLARSSL_ERR_MD_BAD_INPUT_DATA if parameter + * verification fails. + */ +int md_hmac( const md_info_t *md_info, const unsigned char *key, size_t keylen, + const unsigned char *input, size_t ilen, + unsigned char *output ); + +#ifdef __cplusplus +} +#endif + +#endif /* POLARSSL_MD_H */ diff --git a/polarssl/src/include/polarssl/md2.h b/polarssl/src/include/polarssl/md2.h new file mode 100644 index 0000000..1f60470 --- /dev/null +++ b/polarssl/src/include/polarssl/md2.h @@ -0,0 +1,153 @@ +/** + * \file md2.h + * + * \brief MD2 message digest algorithm (hash function) + * + * Copyright (C) 2006-2010, Brainspark B.V. + * + * This file is part of PolarSSL (http://www.polarssl.org) + * Lead Maintainer: Paul Bakker <polarssl_maintainer at polarssl.org> + * + * All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ +#ifndef POLARSSL_MD2_H +#define POLARSSL_MD2_H + +#include <string.h> + +#define POLARSSL_ERR_MD2_FILE_IO_ERROR -0x0070 /**< Read/write error in file. */ + +/** + * \brief MD2 context structure + */ +typedef struct +{ + unsigned char cksum[16]; /*!< checksum of the data block */ + unsigned char state[48]; /*!< intermediate digest state */ + unsigned char buffer[16]; /*!< data block being processed */ + + unsigned char ipad[16]; /*!< HMAC: inner padding */ + unsigned char opad[16]; /*!< HMAC: outer padding */ + size_t left; /*!< amount of data in buffer */ +} +md2_context; + +#ifdef __cplusplus +extern "C" { +#endif + +/** + * \brief MD2 context setup + * + * \param ctx context to be initialized + */ +void md2_starts( md2_context *ctx ); + +/** + * \brief MD2 process buffer + * + * \param ctx MD2 context + * \param input buffer holding the data + * \param ilen length of the input data + */ +void md2_update( md2_context *ctx, const unsigned char *input, size_t ilen ); + +/** + * \brief MD2 final digest + * + * \param ctx MD2 context + * \param output MD2 checksum result + */ +void md2_finish( md2_context *ctx, unsigned char output[16] ); + +/** + * \brief Output = MD2( input buffer ) + * + * \param input buffer holding the data + * \param ilen length of the input data + * \param output MD2 checksum result + */ +void md2( const unsigned char *input, size_t ilen, unsigned char output[16] ); + +/** + * \brief Output = MD2( file contents ) + * + * \param path input file name + * \param output MD2 checksum result + * + * \return 0 if successful, or POLARSSL_ERR_MD2_FILE_IO_ERROR + */ +int md2_file( const char *path, unsigned char output[16] ); + +/** + * \brief MD2 HMAC context setup + * + * \param ctx HMAC context to be initialized + * \param key HMAC secret key + * \param keylen length of the HMAC key + */ +void md2_hmac_starts( md2_context *ctx, const unsigned char *key, size_t keylen ); + +/** + * \brief MD2 HMAC process buffer + * + * \param ctx HMAC context + * \param input buffer holding the data + * \param ilen length of the input data + */ +void md2_hmac_update( md2_context *ctx, const unsigned char *input, size_t ilen ); + +/** + * \brief MD2 HMAC final digest + * + * \param ctx HMAC context + * \param output MD2 HMAC checksum result + */ +void md2_hmac_finish( md2_context *ctx, unsigned char output[16] ); + +/** + * \brief MD2 HMAC context reset + * + * \param ctx HMAC context to be reset + */ +void md2_hmac_reset( md2_context *ctx ); + +/** + * \brief Output = HMAC-MD2( hmac key, input buffer ) + * + * \param key HMAC secret key + * \param keylen length of the HMAC key + * \param input buffer holding the data + * \param ilen length of the input data + * \param output HMAC-MD2 result + */ +void md2_hmac( const unsigned char *key, size_t keylen, + const unsigned char *input, size_t ilen, + unsigned char output[16] ); + +/** + * \brief Checkup routine + * + * \return 0 if successful, or 1 if the test failed + */ +int md2_self_test( int verbose ); + +#ifdef __cplusplus +} +#endif + +#endif /* md2.h */ diff --git a/polarssl/src/include/polarssl/md4.h b/polarssl/src/include/polarssl/md4.h new file mode 100644 index 0000000..2bd35ea --- /dev/null +++ b/polarssl/src/include/polarssl/md4.h @@ -0,0 +1,152 @@ +/** + * \file md4.h + * + * \brief MD4 message digest algorithm (hash function) + * + * Copyright (C) 2006-2010, Brainspark B.V. + * + * This file is part of PolarSSL (http://www.polarssl.org) + * Lead Maintainer: Paul Bakker <polarssl_maintainer at polarssl.org> + * + * All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ +#ifndef POLARSSL_MD4_H +#define POLARSSL_MD4_H + +#include <string.h> + +#define POLARSSL_ERR_MD4_FILE_IO_ERROR -0x0072 /**< Read/write error in file. */ + +/** + * \brief MD4 context structure + */ +typedef struct +{ + unsigned long total[2]; /*!< number of bytes processed */ + unsigned long state[4]; /*!< intermediate digest state */ + unsigned char buffer[64]; /*!< data block being processed */ + + unsigned char ipad[64]; /*!< HMAC: inner padding */ + unsigned char opad[64]; /*!< HMAC: outer padding */ +} +md4_context; + +#ifdef __cplusplus +extern "C" { +#endif + +/** + * \brief MD4 context setup + * + * \param ctx context to be initialized + */ +void md4_starts( md4_context *ctx ); + +/** + * \brief MD4 process buffer + * + * \param ctx MD4 context + * \param input buffer holding the data + * \param ilen length of the input data + */ +void md4_update( md4_context *ctx, const unsigned char *input, size_t ilen ); + +/** + * \brief MD4 final digest + * + * \param ctx MD4 context + * \param output MD4 checksum result + */ +void md4_finish( md4_context *ctx, unsigned char output[16] ); + +/** + * \brief Output = MD4( input buffer ) + * + * \param input buffer holding the data + * \param ilen length of the input data + * \param output MD4 checksum result + */ +void md4( const unsigned char *input, size_t ilen, unsigned char output[16] ); + +/** + * \brief Output = MD4( file contents ) + * + * \param path input file name + * \param output MD4 checksum result + * + * \return 0 if successful, or POLARSSL_ERR_MD4_FILE_IO_ERROR + */ +int md4_file( const char *path, unsigned char output[16] ); + +/** + * \brief MD4 HMAC context setup + * + * \param ctx HMAC context to be initialized + * \param key HMAC secret key + * \param keylen length of the HMAC key + */ +void md4_hmac_starts( md4_context *ctx, const unsigned char *key, size_t keylen ); + +/** + * \brief MD4 HMAC process buffer + * + * \param ctx HMAC context + * \param input buffer holding the data + * \param ilen length of the input data + */ +void md4_hmac_update( md4_context *ctx, const unsigned char *input, size_t ilen ); + +/** + * \brief MD4 HMAC final digest + * + * \param ctx HMAC context + * \param output MD4 HMAC checksum result + */ +void md4_hmac_finish( md4_context *ctx, unsigned char output[16] ); + +/** + * \brief MD4 HMAC context reset + * + * \param ctx HMAC context to be reset + */ +void md4_hmac_reset( md4_context *ctx ); + +/** + * \brief Output = HMAC-MD4( hmac key, input buffer ) + * + * \param key HMAC secret key + * \param keylen length of the HMAC key + * \param input buffer holding the data + * \param ilen length of the input data + * \param output HMAC-MD4 result + */ +void md4_hmac( const unsigned char *key, size_t keylen, + const unsigned char *input, size_t ilen, + unsigned char output[16] ); + +/** + * \brief Checkup routine + * + * \return 0 if successful, or 1 if the test failed + */ +int md4_self_test( int verbose ); + +#ifdef __cplusplus +} +#endif + +#endif /* md4.h */ diff --git a/polarssl/src/include/polarssl/md5.h b/polarssl/src/include/polarssl/md5.h new file mode 100644 index 0000000..936e9c9 --- /dev/null +++ b/polarssl/src/include/polarssl/md5.h @@ -0,0 +1,154 @@ +/** + * \file md5.h + * + * \brief MD5 message digest algorithm (hash function) + * + * Copyright (C) 2006-2010, Brainspark B.V. + * + * This file is part of PolarSSL (http://www.polarssl.org) + * Lead Maintainer: Paul Bakker <polarssl_maintainer at polarssl.org> + * + * All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ +#ifndef POLARSSL_MD5_H +#define POLARSSL_MD5_H + +#include <string.h> + +#define POLARSSL_ERR_MD5_FILE_IO_ERROR -0x0074 /**< Read/write error in file. */ + +/** + * \brief MD5 context structure + */ +typedef struct +{ + unsigned long total[2]; /*!< number of bytes processed */ + unsigned long state[4]; /*!< intermediate digest state */ + unsigned char buffer[64]; /*!< data block being processed */ + + unsigned char ipad[64]; /*!< HMAC: inner padding */ + unsigned char opad[64]; /*!< HMAC: outer padding */ +} +md5_context; + +#ifdef __cplusplus +extern "C" { +#endif + +/** + * \brief MD5 context setup + * + * \param ctx context to be initialized + */ +void md5_starts( md5_context *ctx ); + +/** + * \brief MD5 process buffer + * + * \param ctx MD5 context + * \param input buffer holding the data + * \param ilen length of the input data + */ +void md5_update( md5_context *ctx, const unsigned char *input, size_t ilen ); + +/** + * \brief MD5 final digest + * + * \param ctx MD5 context + * \param output MD5 checksum result + */ +void md5_finish( md5_context *ctx, unsigned char output[16] ); + +/** + * \brief Output = MD5( input buffer ) + * + * \param input buffer holding the data + * \param ilen length of the input data + * \param output MD5 checksum result + */ +void md5( const unsigned char *input, size_t ilen, unsigned char output[16] ); + +/** + * \brief Output = MD5( file contents ) + * + * \param path input file name + * \param output MD5 checksum result + * + * \return 0 if successful, or POLARSSL_ERR_MD5_FILE_IO_ERROR + */ +int md5_file( const char *path, unsigned char output[16] ); + +/** + * \brief MD5 HMAC context setup + * + * \param ctx HMAC context to be initialized + * \param key HMAC secret key + * \param keylen length of the HMAC key + */ +void md5_hmac_starts( md5_context *ctx, + const unsigned char *key, size_t keylen ); + +/** + * \brief MD5 HMAC process buffer + * + * \param ctx HMAC context + * \param input buffer holding the data + * \param ilen length of the input data + */ +void md5_hmac_update( md5_context *ctx, + const unsigned char *input, size_t ilen ); + +/** + * \brief MD5 HMAC final digest + * + * \param ctx HMAC context + * \param output MD5 HMAC checksum result + */ +void md5_hmac_finish( md5_context *ctx, unsigned char output[16] ); + +/** + * \brief MD5 HMAC context reset + * + * \param ctx HMAC context to be reset + */ +void md5_hmac_reset( md5_context *ctx ); + +/** + * \brief Output = HMAC-MD5( hmac key, input buffer ) + * + * \param key HMAC secret key + * \param keylen length of the HMAC key + * \param input buffer holding the data + * \param ilen length of the input data + * \param output HMAC-MD5 result + */ +void md5_hmac( const unsigned char *key, size_t keylen, + const unsigned char *input, size_t ilen, + unsigned char output[16] ); + +/** + * \brief Checkup routine + * + * \return 0 if successful, or 1 if the test failed + */ +int md5_self_test( int verbose ); + +#ifdef __cplusplus +} +#endif + +#endif /* md5.h */ diff --git a/polarssl/src/include/polarssl/md_wrap.h b/polarssl/src/include/polarssl/md_wrap.h new file mode 100644 index 0000000..46849d0 --- /dev/null +++ b/polarssl/src/include/polarssl/md_wrap.h @@ -0,0 +1,64 @@ +/** + * \file md_wrap.h + * + * \brief Message digest wrappers. + * + * \author Adriaan de Jong <dejong@fox-it.com> + * + * Copyright (C) 2006-2011, Brainspark B.V. + * + * This file is part of PolarSSL (http://www.polarssl.org) + * Lead Maintainer: Paul Bakker <polarssl_maintainer at polarssl.org> + * + * All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ +#ifndef POLARSSL_MD_WRAP_H +#define POLARSSL_MD_WRAP_H + +#include "config.h" +#include "md.h" + +#ifdef __cplusplus +extern "C" { +#endif + +#if defined(POLARSSL_MD2_C) +extern const md_info_t md2_info; +#endif +#if defined(POLARSSL_MD4_C) +extern const md_info_t md4_info; +#endif +#if defined(POLARSSL_MD5_C) +extern const md_info_t md5_info; +#endif +#if defined(POLARSSL_SHA1_C) +extern const md_info_t sha1_info; +#endif +#if defined(POLARSSL_SHA2_C) +extern const md_info_t sha224_info; +extern const md_info_t sha256_info; +#endif +#if defined(POLARSSL_SHA4_C) +extern const md_info_t sha384_info; +extern const md_info_t sha512_info; +#endif + +#ifdef __cplusplus +} +#endif + +#endif /* POLARSSL_MD_WRAP_H */ diff --git a/polarssl/src/include/polarssl/net.h b/polarssl/src/include/polarssl/net.h new file mode 100644 index 0000000..88302ac --- /dev/null +++ b/polarssl/src/include/polarssl/net.h @@ -0,0 +1,159 @@ +/** + * \file net.h + * + * \brief Network communication functions + * + * Copyright (C) 2006-2011, Brainspark B.V. + * + * This file is part of PolarSSL (http://www.polarssl.org) + * Lead Maintainer: Paul Bakker <polarssl_maintainer at polarssl.org> + * + * All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ +#ifndef POLARSSL_NET_H +#define POLARSSL_NET_H + +#include <string.h> + +#define POLARSSL_ERR_NET_UNKNOWN_HOST -0x0056 /**< Failed to get an IP address for the given hostname. */ +#define POLARSSL_ERR_NET_SOCKET_FAILED -0x0042 /**< Failed to open a socket. */ +#define POLARSSL_ERR_NET_CONNECT_FAILED -0x0044 /**< The connection to the given server / port failed. */ +#define POLARSSL_ERR_NET_BIND_FAILED -0x0046 /**< Binding of the socket failed. */ +#define POLARSSL_ERR_NET_LISTEN_FAILED -0x0048 /**< Could not listen on the socket. */ +#define POLARSSL_ERR_NET_ACCEPT_FAILED -0x004A /**< Could not accept the incoming connection. */ +#define POLARSSL_ERR_NET_RECV_FAILED -0x004C /**< Reading information from the socket failed. */ +#define POLARSSL_ERR_NET_SEND_FAILED -0x004E /**< Sending information through the socket failed. */ +#define POLARSSL_ERR_NET_CONN_RESET -0x0050 /**< Connection was reset by peer. */ +#define POLARSSL_ERR_NET_WANT_READ -0x0052 /**< Connection requires a read call. */ +#define POLARSSL_ERR_NET_WANT_WRITE -0x0054 /**< Connection requires a write call. */ + +#define POLARSSL_NET_LISTEN_BACKLOG 10 /**< The backlog that listen() should use. */ + +#ifdef __cplusplus +extern "C" { +#endif + +/** + * \brief Initiate a TCP connection with host:port + * + * \param fd Socket to use + * \param host Host to connect to + * \param port Port to connect to + * + * \return 0 if successful, or one of: + * POLARSSL_ERR_NET_SOCKET_FAILED, + * POLARSSL_ERR_NET_UNKNOWN_HOST, + * POLARSSL_ERR_NET_CONNECT_FAILED + */ +int net_connect( int *fd, const char *host, int port ); + +/** + * \brief Create a listening socket on bind_ip:port. + * If bind_ip == NULL, all interfaces are binded. + * + * \param fd Socket to use + * \param bind_ip IP to bind to, can be NULL + * \param port Port number to use + * + * \return 0 if successful, or one of: + * POLARSSL_ERR_NET_SOCKET_FAILED, + * POLARSSL_ERR_NET_BIND_FAILED, + * POLARSSL_ERR_NET_LISTEN_FAILED + */ +int net_bind( int *fd, const char *bind_ip, int port ); + +/** + * \brief Accept a connection from a remote client + * + * \param bind_fd Relevant socket + * \param client_fd Will contain the connected client socket + * \param client_ip Will contain the client IP address + * + * \return 0 if successful, POLARSSL_ERR_NET_ACCEPT_FAILED, or + * POLARSSL_ERR_NET_WOULD_BLOCK is bind_fd was set to + * non-blocking and accept() is blocking. + */ +int net_accept( int bind_fd, int *client_fd, void *client_ip ); + +/** + * \brief Set the socket blocking + * + * \param fd Socket to set + * + * \return 0 if successful, or a non-zero error code + */ +int net_set_block( int fd ); + +/** + * \brief Set the socket non-blocking + * + * \param fd Socket to set + * + * \return 0 if successful, or a non-zero error code + */ +int net_set_nonblock( int fd ); + +/** + * \brief Portable usleep helper + * + * \param usec Amount of microseconds to sleep + * + * \note Real amount of time slept will not be less than + * select()'s timeout granularity (typically, 10ms). + */ +void net_usleep( unsigned long usec ); + +/** + * \brief Read at most 'len' characters. If no error occurs, + * the actual amount read is returned. + * + * \param ctx Socket + * \param buf The buffer to write to + * \param len Maximum length of the buffer + * + * \return This function returns the number of bytes received, + * or a non-zero error code; POLARSSL_ERR_NET_WANT_READ + * indicates read() is blocking. + */ +int net_recv( void *ctx, unsigned char *buf, size_t len ); + +/** + * \brief Write at most 'len' characters. If no error occurs, + * the actual amount read is returned. + * + * \param ctx Socket + * \param buf The buffer to read from + * \param len The length of the buffer + * + * \return This function returns the number of bytes sent, + * or a non-zero error code; POLARSSL_ERR_NET_WANT_WRITE + * indicates write() is blocking. + */ +int net_send( void *ctx, const unsigned char *buf, size_t len ); + +/** + * \brief Gracefully shutdown the connection + * + * \param fd The socket to close + */ +void net_close( int fd ); + +#ifdef __cplusplus +} +#endif + +#endif /* net.h */ diff --git a/polarssl/src/include/polarssl/openssl.h b/polarssl/src/include/polarssl/openssl.h new file mode 100644 index 0000000..62609a2 --- /dev/null +++ b/polarssl/src/include/polarssl/openssl.h @@ -0,0 +1,136 @@ +/** + * \file openssl.h + * + * \brief OpenSSL wrapper (definitions, inline functions). + * + * Copyright (C) 2006-2010, Brainspark B.V. + * + * This file is part of PolarSSL (http://www.polarssl.org) + * Lead Maintainer: Paul Bakker <polarssl_maintainer at polarssl.org> + * + * All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ +/* + * OpenSSL wrapper contributed by David Barett + */ +#ifndef POLARSSL_OPENSSL_H +#define POLARSSL_OPENSSL_H + +#include "aes.h" +#include "md5.h" +#include "rsa.h" +#include "sha1.h" + +#define AES_SIZE 16 +#define AES_BLOCK_SIZE 16 +#define AES_KEY aes_context +#define MD5_CTX md5_context +#define SHA_CTX sha1_context + +#define SHA1_Init( CTX ) \ + sha1_starts( (CTX) ) +#define SHA1_Update( CTX, BUF, LEN ) \ + sha1_update( (CTX), (unsigned char *)(BUF), (LEN) ) +#define SHA1_Final( OUT, CTX ) \ + sha1_finish( (CTX), (OUT) ) + +#define MD5_Init( CTX ) \ + md5_starts( (CTX) ) +#define MD5_Update( CTX, BUF, LEN ) \ + md5_update( (CTX), (unsigned char *)(BUF), (LEN) ) +#define MD5_Final( OUT, CTX ) \ + md5_finish( (CTX), (OUT) ) + +#define AES_set_encrypt_key( KEY, KEYSIZE, CTX ) \ + aes_setkey_enc( (CTX), (KEY), (KEYSIZE) ) +#define AES_set_decrypt_key( KEY, KEYSIZE, CTX ) \ + aes_setkey_dec( (CTX), (KEY), (KEYSIZE) ) +#define AES_cbc_encrypt( INPUT, OUTPUT, LEN, CTX, IV, MODE ) \ + aes_crypt_cbc( (CTX), (MODE), (LEN), (IV), (INPUT), (OUTPUT) ) + +/* + * RSA stuff follows. TODO: needs cleanup + */ +inline int __RSA_Passthrough( void *output, void *input, int size ) +{ + memcpy( output, input, size ); + return size; +} + +inline rsa_context* d2i_RSA_PUBKEY( void *ignore, unsigned char **bufptr, + int len ) +{ + unsigned char *buffer = *(unsigned char **) bufptr; + rsa_context *rsa; + + /* + * Not a general-purpose parser: only parses public key from *exactly* + * openssl genrsa -out privkey.pem 512 (or 1024) + * openssl rsa -in privkey.pem -out privatekey.der -outform der + * openssl rsa -in privkey.pem -out pubkey.der -outform der -pubout + * + * TODO: make a general-purpose parse + */ + if( ignore != 0 || ( len != 94 && len != 162 ) ) + return( 0 ); + + rsa = (rsa_context *) malloc( sizeof( rsa_rsa ) ); + if( rsa == NULL ) + return( 0 ); + + memset( rsa, 0, sizeof( rsa_context ) ); + + if( ( len == 94 && + mpi_read_binary( &rsa->N, &buffer[ 25], 64 ) == 0 && + mpi_read_binary( &rsa->E, &buffer[ 91], 3 ) == 0 ) || + ( len == 162 && + mpi_read_binary( &rsa->N, &buffer[ 29], 128 ) == 0 ) && + mpi_read_binary( &rsa->E, &buffer[159], 3 ) == 0 ) + { + /* + * key read successfully + */ + rsa->len = ( mpi_msb( &rsa->N ) + 7 ) >> 3; + return( rsa ); + } + else + { + memset( rsa, 0, sizeof( rsa_context ) ); + free( rsa ); + return( 0 ); + } +} + +#define RSA rsa_context +#define RSA_PKCS1_PADDING 1 /* ignored; always encrypt with this */ +#define RSA_size( CTX ) (CTX)->len +#define RSA_free( CTX ) rsa_free( CTX ) +#define ERR_get_error( ) "ERR_get_error() not supported" +#define RSA_blinding_off( IGNORE ) + +#define d2i_RSAPrivateKey( a, b, c ) new rsa_context /* TODO: C++ bleh */ + +inline int RSA_public_decrypt ( int size, unsigned char* input, unsigned char* output, RSA* key, int ignore ) { int outsize=size; if( !rsa_pkcs1_decrypt( key, RSA_PUBLIC, &outsize, input, output ) ) return outsize; else return -1; } +inline int RSA_private_decrypt( int size, unsigned char* input, unsigned char* output, RSA* key, int ignore ) { int outsize=size; if( !rsa_pkcs1_decrypt( key, RSA_PRIVATE, &outsize, input, output ) ) return outsize; else return -1; } +inline int RSA_public_encrypt ( int size, unsigned char* input, unsigned char* output, RSA* key, int ignore ) { if( !rsa_pkcs1_encrypt( key, RSA_PUBLIC, size, input, output ) ) return RSA_size(key); else return -1; } +inline int RSA_private_encrypt( int size, unsigned char* input, unsigned char* output, RSA* key, int ignore ) { if( !rsa_pkcs1_encrypt( key, RSA_PRIVATE, size, input, output ) ) return RSA_size(key); else return -1; } + +#ifdef __cplusplus +} +#endif + +#endif /* openssl.h */ diff --git a/polarssl/src/include/polarssl/padlock.h b/polarssl/src/include/polarssl/padlock.h new file mode 100644 index 0000000..ce13570 --- /dev/null +++ b/polarssl/src/include/polarssl/padlock.h @@ -0,0 +1,100 @@ +/** + * \file padlock.h + * + * \brief VIA PadLock ACE for HW encryption/decryption supported by some processors + * + * Copyright (C) 2006-2010, Brainspark B.V. + * + * This file is part of PolarSSL (http://www.polarssl.org) + * Lead Maintainer: Paul Bakker <polarssl_maintainer at polarssl.org> + * + * All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ +#ifndef POLARSSL_PADLOCK_H +#define POLARSSL_PADLOCK_H + +#include "aes.h" + +#define POLARSSL_ERR_PADLOCK_DATA_MISALIGNED -0x0030 /**< Input data should be aligned. */ + +#if defined(POLARSSL_HAVE_ASM) && defined(__GNUC__) && defined(__i386__) + +#ifndef POLARSSL_HAVE_X86 +#define POLARSSL_HAVE_X86 +#endif + +#define PADLOCK_RNG 0x000C +#define PADLOCK_ACE 0x00C0 +#define PADLOCK_PHE 0x0C00 +#define PADLOCK_PMM 0x3000 + +#define PADLOCK_ALIGN16(x) (unsigned long *) (16 + ((long) x & ~15)) + +#ifdef __cplusplus +extern "C" { +#endif + +/** + * \brief PadLock detection routine + * + * \param The feature to detect + * + * \return 1 if CPU has support for the feature, 0 otherwise + */ +int padlock_supports( int feature ); + +/** + * \brief PadLock AES-ECB block en(de)cryption + * + * \param ctx AES context + * \param mode AES_ENCRYPT or AES_DECRYPT + * \param input 16-byte input block + * \param output 16-byte output block + * + * \return 0 if success, 1 if operation failed + */ +int padlock_xcryptecb( aes_context *ctx, + int mode, + const unsigned char input[16], + unsigned char output[16] ); + +/** + * \brief PadLock AES-CBC buffer en(de)cryption + * + * \param ctx AES context + * \param mode AES_ENCRYPT or AES_DECRYPT + * \param length length of the input data + * \param iv initialization vector (updated after use) + * \param input buffer holding the input data + * \param output buffer holding the output data + * + * \return 0 if success, 1 if operation failed + */ +int padlock_xcryptcbc( aes_context *ctx, + int mode, + size_t length, + unsigned char iv[16], + const unsigned char *input, + unsigned char *output ); + +#ifdef __cplusplus +} +#endif + +#endif /* HAVE_X86 */ + +#endif /* padlock.h */ diff --git a/polarssl/src/include/polarssl/pem.h b/polarssl/src/include/polarssl/pem.h new file mode 100644 index 0000000..1505401 --- /dev/null +++ b/polarssl/src/include/polarssl/pem.h @@ -0,0 +1,100 @@ +/** + * \file pem.h + * + * \brief Privacy Enhanced Mail (PEM) decoding + * + * Copyright (C) 2006-2010, Brainspark B.V. + * + * This file is part of PolarSSL (http://www.polarssl.org) + * Lead Maintainer: Paul Bakker <polarssl_maintainer at polarssl.org> + * + * All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ +#ifndef POLARSSL_PEM_H +#define POLARSSL_PEM_H + +#include <string.h> + +/** + * \name PEM Error codes + * These error codes are returned in case of errors reading the + * PEM data. + * \{ + */ +#define POLARSSL_ERR_PEM_NO_HEADER_PRESENT -0x1080 /**< No PEM header found. */ +#define POLARSSL_ERR_PEM_INVALID_DATA -0x1100 /**< PEM string is not as expected. */ +#define POLARSSL_ERR_PEM_MALLOC_FAILED -0x1180 /**< Failed to allocate memory. */ +#define POLARSSL_ERR_PEM_INVALID_ENC_IV -0x1200 /**< RSA IV is not in hex-format. */ +#define POLARSSL_ERR_PEM_UNKNOWN_ENC_ALG -0x1280 /**< Unsupported key encryption algorithm. */ +#define POLARSSL_ERR_PEM_PASSWORD_REQUIRED -0x1300 /**< Private key password can't be empty. */ +#define POLARSSL_ERR_PEM_PASSWORD_MISMATCH -0x1380 /**< Given private key password does not allow for correct decryption. */ +#define POLARSSL_ERR_PEM_FEATURE_UNAVAILABLE -0x1400 /**< Unavailable feature, e.g. hashing/encryption combination. */ +/* \} name */ + +/** + * \brief PEM context structure + */ +typedef struct +{ + unsigned char *buf; /*!< buffer for decoded data */ + size_t buflen; /*!< length of the buffer */ + unsigned char *info; /*!< buffer for extra header information */ +} +pem_context; + +#ifdef __cplusplus +extern "C" { +#endif + +/** + * \brief PEM context setup + * + * \param ctx context to be initialized + */ +void pem_init( pem_context *ctx ); + +/** + * \brief Read a buffer for PEM information and store the resulting + * data into the specified context buffers. + * + * \param ctx context to use + * \param header header string to seek and expect + * \param footer footer string to seek and expect + * \param data source data to look in + * \param pwd password for decryption (can be NULL) + * \param pwdlen length of password + * \param use_len destination for total length used + * + * \return 0 on success, ior a specific PEM error code + */ +int pem_read_buffer( pem_context *ctx, char *header, char *footer, + const unsigned char *data, + const unsigned char *pwd, + size_t pwdlen, size_t *use_len ); + +/** + * \brief PEM context memory freeing + * + * \param ctx context to be freed + */ +void pem_free( pem_context *ctx ); + +#ifdef __cplusplus +} +#endif + +#endif /* pem.h */ diff --git a/polarssl/src/include/polarssl/pkcs11.h b/polarssl/src/include/polarssl/pkcs11.h new file mode 100644 index 0000000..a65a72e --- /dev/null +++ b/polarssl/src/include/polarssl/pkcs11.h @@ -0,0 +1,126 @@ +/** + * \file pkcs11.h + * + * \brief Wrapper for PKCS#11 library libpkcs11-helper + * + * \author Adriaan de Jong <dejong@fox-it.com> + * + * Copyright (C) 2006-2011, Brainspark B.V. + * + * This file is part of PolarSSL (http://www.polarssl.org) + * Lead Maintainer: Paul Bakker <polarssl_maintainer at polarssl.org> + * + * All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ +#ifndef POLARSSL_PKCS11_H +#define POLARSSL_PKCS11_H + +#include "config.h" + +#if defined(POLARSSL_PKCS11_C) + +#include "x509.h" + +#include <pkcs11-helper-1.0/pkcs11h-certificate.h> + +/** + * Context for PKCS #11 private keys. + */ +typedef struct { + pkcs11h_certificate_t pkcs11h_cert; + int len; +} pkcs11_context; + +/** + * Fill in a PolarSSL certificate, based on the given PKCS11 helper certificate. + * + * \param cert X.509 certificate to fill + * \param pkcs11h_cert PKCS #11 helper certificate + * + * \return 0 on success. + */ +int pkcs11_x509_cert_init( x509_cert *cert, pkcs11h_certificate_t pkcs11h_cert ); + +/** + * Initialise a pkcs11_context, storing the given certificate. Note that the + * pkcs11_context will take over control of the certificate, freeing it when + * done. + * + * \param priv_key Private key structure to fill. + * \param pkcs11_cert PKCS #11 helper certificate + * + * \return 0 on success + */ +int pkcs11_priv_key_init( pkcs11_context *priv_key, + pkcs11h_certificate_t pkcs11_cert ); + +/** + * Free the contents of the given private key context. Note that the structure + * itself is not freed. + * + * \param priv_key Private key structure to cleanup + */ +void pkcs11_priv_key_free( pkcs11_context *priv_key ); + +/** + * \brief Do an RSA private key decrypt, then remove the message padding + * + * \param ctx PKCS #11 context + * \param mode must be RSA_PRIVATE, for compatibility with rsa.c's signature + * \param input buffer holding the encrypted data + * \param output buffer that will hold the plaintext + * \param olen will contain the plaintext length + * \param output_max_len maximum length of the output buffer + * + * \return 0 if successful, or an POLARSSL_ERR_RSA_XXX error code + * + * \note The output buffer must be as large as the size + * of ctx->N (eg. 128 bytes if RSA-1024 is used) otherwise + * an error is thrown. + */ +int pkcs11_decrypt( pkcs11_context *ctx, + int mode, size_t *olen, + const unsigned char *input, + unsigned char *output, + unsigned int output_max_len ); + +/** + * \brief Do a private RSA to sign a message digest + * + * \param ctx PKCS #11 context + * \param mode must be RSA_PRIVATE, for compatibility with rsa.c's signature + * \param hash_id SIG_RSA_RAW, SIG_RSA_MD{2,4,5} or SIG_RSA_SHA{1,224,256,384,512} + * \param hashlen message digest length (for SIG_RSA_RAW only) + * \param hash buffer holding the message digest + * \param sig buffer that will hold the ciphertext + * + * \return 0 if the signing operation was successful, + * or an POLARSSL_ERR_RSA_XXX error code + * + * \note The "sig" buffer must be as large as the size + * of ctx->N (eg. 128 bytes if RSA-1024 is used). + */ +int pkcs11_sign( pkcs11_context *ctx, + int mode, + int hash_id, + unsigned int hashlen, + const unsigned char *hash, + unsigned char *sig ); + +#endif /* POLARSSL_PKCS11_C */ + +#endif /* POLARSSL_PKCS11_H */ diff --git a/polarssl/src/include/polarssl/rsa.h b/polarssl/src/include/polarssl/rsa.h new file mode 100644 index 0000000..513b037 --- /dev/null +++ b/polarssl/src/include/polarssl/rsa.h @@ -0,0 +1,379 @@ +/** + * \file rsa.h + * + * \brief The RSA public-key cryptosystem + * + * Copyright (C) 2006-2010, Brainspark B.V. + * + * This file is part of PolarSSL (http://www.polarssl.org) + * Lead Maintainer: Paul Bakker <polarssl_maintainer at polarssl.org> + * + * All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ +#ifndef POLARSSL_RSA_H +#define POLARSSL_RSA_H + +#include "bignum.h" + +/* + * RSA Error codes + */ +#define POLARSSL_ERR_RSA_BAD_INPUT_DATA -0x4080 /**< Bad input parameters to function. */ +#define POLARSSL_ERR_RSA_INVALID_PADDING -0x4100 /**< Input data contains invalid padding and is rejected. */ +#define POLARSSL_ERR_RSA_KEY_GEN_FAILED -0x4180 /**< Something failed during generation of a key. */ +#define POLARSSL_ERR_RSA_KEY_CHECK_FAILED -0x4200 /**< Key failed to pass the libraries validity check. */ +#define POLARSSL_ERR_RSA_PUBLIC_FAILED -0x4280 /**< The public key operation failed. */ +#define POLARSSL_ERR_RSA_PRIVATE_FAILED -0x4300 /**< The private key operation failed. */ +#define POLARSSL_ERR_RSA_VERIFY_FAILED -0x4380 /**< The PKCS#1 verification failed. */ +#define POLARSSL_ERR_RSA_OUTPUT_TOO_LARGE -0x4400 /**< The output buffer for decryption is not large enough. */ +#define POLARSSL_ERR_RSA_RNG_FAILED -0x4480 /**< The random generator failed to generate non-zeros. */ + +/* + * PKCS#1 constants + */ +#define SIG_RSA_RAW 0 +#define SIG_RSA_MD2 2 +#define SIG_RSA_MD4 3 +#define SIG_RSA_MD5 4 +#define SIG_RSA_SHA1 5 +#define SIG_RSA_SHA224 14 +#define SIG_RSA_SHA256 11 +#define SIG_RSA_SHA384 12 +#define SIG_RSA_SHA512 13 + +#define RSA_PUBLIC 0 +#define RSA_PRIVATE 1 + +#define RSA_PKCS_V15 0 +#define RSA_PKCS_V21 1 + +#define RSA_SIGN 1 +#define RSA_CRYPT 2 + +#define ASN1_STR_CONSTRUCTED_SEQUENCE "\x30" +#define ASN1_STR_NULL "\x05" +#define ASN1_STR_OID "\x06" +#define ASN1_STR_OCTET_STRING "\x04" + +#define OID_DIGEST_ALG_MDX "\x2A\x86\x48\x86\xF7\x0D\x02\x00" +#define OID_HASH_ALG_SHA1 "\x2b\x0e\x03\x02\x1a" +#define OID_HASH_ALG_SHA2X "\x60\x86\x48\x01\x65\x03\x04\x02\x00" + +#define OID_ISO_MEMBER_BODIES "\x2a" +#define OID_ISO_IDENTIFIED_ORG "\x2b" + +/* + * ISO Member bodies OID parts + */ +#define OID_COUNTRY_US "\x86\x48" +#define OID_RSA_DATA_SECURITY "\x86\xf7\x0d" + +/* + * ISO Identified organization OID parts + */ +#define OID_OIW_SECSIG_SHA1 "\x0e\x03\x02\x1a" + +/* + * DigestInfo ::= SEQUENCE { + * digestAlgorithm DigestAlgorithmIdentifier, + * digest Digest } + * + * DigestAlgorithmIdentifier ::= AlgorithmIdentifier + * + * Digest ::= OCTET STRING + */ +#define ASN1_HASH_MDX \ +( \ + ASN1_STR_CONSTRUCTED_SEQUENCE "\x20" \ + ASN1_STR_CONSTRUCTED_SEQUENCE "\x0C" \ + ASN1_STR_OID "\x08" \ + OID_DIGEST_ALG_MDX \ + ASN1_STR_NULL "\x00" \ + ASN1_STR_OCTET_STRING "\x10" \ +) + +#define ASN1_HASH_SHA1 \ + ASN1_STR_CONSTRUCTED_SEQUENCE "\x21" \ + ASN1_STR_CONSTRUCTED_SEQUENCE "\x09" \ + ASN1_STR_OID "\x05" \ + OID_HASH_ALG_SHA1 \ + ASN1_STR_NULL "\x00" \ + ASN1_STR_OCTET_STRING "\x14" + +#define ASN1_HASH_SHA1_ALT \ + ASN1_STR_CONSTRUCTED_SEQUENCE "\x1F" \ + ASN1_STR_CONSTRUCTED_SEQUENCE "\x07" \ + ASN1_STR_OID "\x05" \ + OID_HASH_ALG_SHA1 \ + ASN1_STR_OCTET_STRING "\x14" + +#define ASN1_HASH_SHA2X \ + ASN1_STR_CONSTRUCTED_SEQUENCE "\x11" \ + ASN1_STR_CONSTRUCTED_SEQUENCE "\x0d" \ + ASN1_STR_OID "\x09" \ + OID_HASH_ALG_SHA2X \ + ASN1_STR_NULL "\x00" \ + ASN1_STR_OCTET_STRING "\x00" + +/** + * \brief RSA context structure + */ +typedef struct +{ + int ver; /*!< always 0 */ + size_t len; /*!< size(N) in chars */ + + mpi N; /*!< public modulus */ + mpi E; /*!< public exponent */ + + mpi D; /*!< private exponent */ + mpi P; /*!< 1st prime factor */ + mpi Q; /*!< 2nd prime factor */ + mpi DP; /*!< D % (P - 1) */ + mpi DQ; /*!< D % (Q - 1) */ + mpi QP; /*!< 1 / (Q % P) */ + + mpi RN; /*!< cached R^2 mod N */ + mpi RP; /*!< cached R^2 mod P */ + mpi RQ; /*!< cached R^2 mod Q */ + + int padding; /*!< RSA_PKCS_V15 for 1.5 padding and + RSA_PKCS_v21 for OAEP/PSS */ + int hash_id; /*!< Hash identifier of md_type_t as + specified in the md.h header file + for the EME-OAEP and EMSA-PSS + encoding */ +} +rsa_context; + +#ifdef __cplusplus +extern "C" { +#endif + +/** + * \brief Initialize an RSA context + * + * \param ctx RSA context to be initialized + * \param padding RSA_PKCS_V15 or RSA_PKCS_V21 + * \param hash_id RSA_PKCS_V21 hash identifier + * + * \note The hash_id parameter is actually ignored + * when using RSA_PKCS_V15 padding. + */ +void rsa_init( rsa_context *ctx, + int padding, + int hash_id); + +/** + * \brief Generate an RSA keypair + * + * \param ctx RSA context that will hold the key + * \param f_rng RNG function + * \param p_rng RNG parameter + * \param nbits size of the public key in bits + * \param exponent public exponent (e.g., 65537) + * + * \note rsa_init() must be called beforehand to setup + * the RSA context. + * + * \return 0 if successful, or an POLARSSL_ERR_RSA_XXX error code + */ +int rsa_gen_key( rsa_context *ctx, + int (*f_rng)(void *, unsigned char *, size_t), + void *p_rng, + unsigned int nbits, int exponent ); + +/** + * \brief Check a public RSA key + * + * \param ctx RSA context to be checked + * + * \return 0 if successful, or an POLARSSL_ERR_RSA_XXX error code + */ +int rsa_check_pubkey( const rsa_context *ctx ); + +/** + * \brief Check a private RSA key + * + * \param ctx RSA context to be checked + * + * \return 0 if successful, or an POLARSSL_ERR_RSA_XXX error code + */ +int rsa_check_privkey( const rsa_context *ctx ); + +/** + * \brief Do an RSA public key operation + * + * \param ctx RSA context + * \param input input buffer + * \param output output buffer + * + * \return 0 if successful, or an POLARSSL_ERR_RSA_XXX error code + * + * \note This function does NOT take care of message + * padding. Also, be sure to set input[0] = 0 or assure that + * input is smaller than N. + * + * \note The input and output buffers must be large + * enough (eg. 128 bytes if RSA-1024 is used). + */ +int rsa_public( rsa_context *ctx, + const unsigned char *input, + unsigned char *output ); + +/** + * \brief Do an RSA private key operation + * + * \param ctx RSA context + * \param input input buffer + * \param output output buffer + * + * \return 0 if successful, or an POLARSSL_ERR_RSA_XXX error code + * + * \note The input and output buffers must be large + * enough (eg. 128 bytes if RSA-1024 is used). + */ +int rsa_private( rsa_context *ctx, + const unsigned char *input, + unsigned char *output ); + +/** + * \brief Add the message padding, then do an RSA operation + * + * \param ctx RSA context + * \param f_rng RNG function (Needed for padding and PKCS#1 v2.1 encoding) + * \param p_rng RNG parameter + * \param mode RSA_PUBLIC or RSA_PRIVATE + * \param ilen contains the plaintext length + * \param input buffer holding the data to be encrypted + * \param output buffer that will hold the ciphertext + * + * \return 0 if successful, or an POLARSSL_ERR_RSA_XXX error code + * + * \note The output buffer must be as large as the size + * of ctx->N (eg. 128 bytes if RSA-1024 is used). + */ +int rsa_pkcs1_encrypt( rsa_context *ctx, + int (*f_rng)(void *, unsigned char *, size_t), + void *p_rng, + int mode, size_t ilen, + const unsigned char *input, + unsigned char *output ); + +/** + * \brief Do an RSA operation, then remove the message padding + * + * \param ctx RSA context + * \param mode RSA_PUBLIC or RSA_PRIVATE + * \param olen will contain the plaintext length + * \param input buffer holding the encrypted data + * \param output buffer that will hold the plaintext + * \param output_max_len maximum length of the output buffer + * + * \return 0 if successful, or an POLARSSL_ERR_RSA_XXX error code + * + * \note The output buffer must be as large as the size + * of ctx->N (eg. 128 bytes if RSA-1024 is used) otherwise + * an error is thrown. + */ +int rsa_pkcs1_decrypt( rsa_context *ctx, + int mode, size_t *olen, + const unsigned char *input, + unsigned char *output, + size_t output_max_len ); + +/** + * \brief Do a private RSA to sign a message digest + * + * \param ctx RSA context + * \param f_rng RNG function (Needed for PKCS#1 v2.1 encoding) + * \param p_rng RNG parameter + * \param mode RSA_PUBLIC or RSA_PRIVATE + * \param hash_id SIG_RSA_RAW, SIG_RSA_MD{2,4,5} or SIG_RSA_SHA{1,224,256,384,512} + * \param hashlen message digest length (for SIG_RSA_RAW only) + * \param hash buffer holding the message digest + * \param sig buffer that will hold the ciphertext + * + * \return 0 if the signing operation was successful, + * or an POLARSSL_ERR_RSA_XXX error code + * + * \note The "sig" buffer must be as large as the size + * of ctx->N (eg. 128 bytes if RSA-1024 is used). + * + * \note In case of PKCS#1 v2.1 encoding keep in mind that + * the hash_id in the RSA context is the one used for the + * encoding. hash_id in the function call is the type of hash + * that is encoded. According to RFC 3447 it is advised to + * keep both hashes the same. + */ +int rsa_pkcs1_sign( rsa_context *ctx, + int (*f_rng)(void *, unsigned char *, size_t), + void *p_rng, + int mode, + int hash_id, + unsigned int hashlen, + const unsigned char *hash, + unsigned char *sig ); + +/** + * \brief Do a public RSA and check the message digest + * + * \param ctx points to an RSA public key + * \param mode RSA_PUBLIC or RSA_PRIVATE + * \param hash_id SIG_RSA_RAW, SIG_RSA_MD{2,4,5} or SIG_RSA_SHA{1,224,256,384,512} + * \param hashlen message digest length (for SIG_RSA_RAW only) + * \param hash buffer holding the message digest + * \param sig buffer holding the ciphertext + * + * \return 0 if the verify operation was successful, + * or an POLARSSL_ERR_RSA_XXX error code + * + * \note The "sig" buffer must be as large as the size + * of ctx->N (eg. 128 bytes if RSA-1024 is used). + * + * \note In case of PKCS#1 v2.1 encoding keep in mind that + * the hash_id in the RSA context is the one used for the + * verification. hash_id in the function call is the type of hash + * that is verified. According to RFC 3447 it is advised to + * keep both hashes the same. + */ +int rsa_pkcs1_verify( rsa_context *ctx, + int mode, + int hash_id, + unsigned int hashlen, + const unsigned char *hash, + unsigned char *sig ); + +/** + * \brief Free the components of an RSA key + * + * \param ctx RSA Context to free + */ +void rsa_free( rsa_context *ctx ); + +/** + * \brief Checkup routine + * + * \return 0 if successful, or 1 if the test failed + */ +int rsa_self_test( int verbose ); + +#ifdef __cplusplus +} +#endif + +#endif /* rsa.h */ diff --git a/polarssl/src/include/polarssl/sha1.h b/polarssl/src/include/polarssl/sha1.h new file mode 100644 index 0000000..0d5e67e --- /dev/null +++ b/polarssl/src/include/polarssl/sha1.h @@ -0,0 +1,152 @@ +/** + * \file sha1.h + * + * \brief SHA-1 cryptographic hash function + * + * Copyright (C) 2006-2010, Brainspark B.V. + * + * This file is part of PolarSSL (http://www.polarssl.org) + * Lead Maintainer: Paul Bakker <polarssl_maintainer at polarssl.org> + * + * All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ +#ifndef POLARSSL_SHA1_H +#define POLARSSL_SHA1_H + +#include <string.h> + +#define POLARSSL_ERR_SHA1_FILE_IO_ERROR -0x0076 /**< Read/write error in file. */ + +/** + * \brief SHA-1 context structure + */ +typedef struct +{ + unsigned long total[2]; /*!< number of bytes processed */ + unsigned long state[5]; /*!< intermediate digest state */ + unsigned char buffer[64]; /*!< data block being processed */ + + unsigned char ipad[64]; /*!< HMAC: inner padding */ + unsigned char opad[64]; /*!< HMAC: outer padding */ +} +sha1_context; + +#ifdef __cplusplus +extern "C" { +#endif + +/** + * \brief SHA-1 context setup + * + * \param ctx context to be initialized + */ +void sha1_starts( sha1_context *ctx ); + +/** + * \brief SHA-1 process buffer + * + * \param ctx SHA-1 context + * \param input buffer holding the data + * \param ilen length of the input data + */ +void sha1_update( sha1_context *ctx, const unsigned char *input, size_t ilen ); + +/** + * \brief SHA-1 final digest + * + * \param ctx SHA-1 context + * \param output SHA-1 checksum result + */ +void sha1_finish( sha1_context *ctx, unsigned char output[20] ); + +/** + * \brief Output = SHA-1( input buffer ) + * + * \param input buffer holding the data + * \param ilen length of the input data + * \param output SHA-1 checksum result + */ +void sha1( const unsigned char *input, size_t ilen, unsigned char output[20] ); + +/** + * \brief Output = SHA-1( file contents ) + * + * \param path input file name + * \param output SHA-1 checksum result + * + * \return 0 if successful, or POLARSSL_ERR_SHA1_FILE_IO_ERROR + */ +int sha1_file( const char *path, unsigned char output[20] ); + +/** + * \brief SHA-1 HMAC context setup + * + * \param ctx HMAC context to be initialized + * \param key HMAC secret key + * \param keylen length of the HMAC key + */ +void sha1_hmac_starts( sha1_context *ctx, const unsigned char *key, size_t keylen ); + +/** + * \brief SHA-1 HMAC process buffer + * + * \param ctx HMAC context + * \param input buffer holding the data + * \param ilen length of the input data + */ +void sha1_hmac_update( sha1_context *ctx, const unsigned char *input, size_t ilen ); + +/** + * \brief SHA-1 HMAC final digest + * + * \param ctx HMAC context + * \param output SHA-1 HMAC checksum result + */ +void sha1_hmac_finish( sha1_context *ctx, unsigned char output[20] ); + +/** + * \brief SHA-1 HMAC context reset + * + * \param ctx HMAC context to be reset + */ +void sha1_hmac_reset( sha1_context *ctx ); + +/** + * \brief Output = HMAC-SHA-1( hmac key, input buffer ) + * + * \param key HMAC secret key + * \param keylen length of the HMAC key + * \param input buffer holding the data + * \param ilen length of the input data + * \param output HMAC-SHA-1 result + */ +void sha1_hmac( const unsigned char *key, size_t keylen, + const unsigned char *input, size_t ilen, + unsigned char output[20] ); + +/** + * \brief Checkup routine + * + * \return 0 if successful, or 1 if the test failed + */ +int sha1_self_test( int verbose ); + +#ifdef __cplusplus +} +#endif + +#endif /* sha1.h */ diff --git a/polarssl/src/include/polarssl/sha2.h b/polarssl/src/include/polarssl/sha2.h new file mode 100644 index 0000000..811b0fd --- /dev/null +++ b/polarssl/src/include/polarssl/sha2.h @@ -0,0 +1,160 @@ +/** + * \file sha2.h + * + * \brief SHA-224 and SHA-256 cryptographic hash function + * + * Copyright (C) 2006-2010, Brainspark B.V. + * + * This file is part of PolarSSL (http://www.polarssl.org) + * Lead Maintainer: Paul Bakker <polarssl_maintainer at polarssl.org> + * + * All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ +#ifndef POLARSSL_SHA2_H +#define POLARSSL_SHA2_H + +#include <string.h> + +#define POLARSSL_ERR_SHA2_FILE_IO_ERROR -0x0078 /**< Read/write error in file. */ + +/** + * \brief SHA-256 context structure + */ +typedef struct +{ + unsigned long total[2]; /*!< number of bytes processed */ + unsigned long state[8]; /*!< intermediate digest state */ + unsigned char buffer[64]; /*!< data block being processed */ + + unsigned char ipad[64]; /*!< HMAC: inner padding */ + unsigned char opad[64]; /*!< HMAC: outer padding */ + int is224; /*!< 0 => SHA-256, else SHA-224 */ +} +sha2_context; + +#ifdef __cplusplus +extern "C" { +#endif + +/** + * \brief SHA-256 context setup + * + * \param ctx context to be initialized + * \param is224 0 = use SHA256, 1 = use SHA224 + */ +void sha2_starts( sha2_context *ctx, int is224 ); + +/** + * \brief SHA-256 process buffer + * + * \param ctx SHA-256 context + * \param input buffer holding the data + * \param ilen length of the input data + */ +void sha2_update( sha2_context *ctx, const unsigned char *input, size_t ilen ); + +/** + * \brief SHA-256 final digest + * + * \param ctx SHA-256 context + * \param output SHA-224/256 checksum result + */ +void sha2_finish( sha2_context *ctx, unsigned char output[32] ); + +/** + * \brief Output = SHA-256( input buffer ) + * + * \param input buffer holding the data + * \param ilen length of the input data + * \param output SHA-224/256 checksum result + * \param is224 0 = use SHA256, 1 = use SHA224 + */ +void sha2( const unsigned char *input, size_t ilen, + unsigned char output[32], int is224 ); + +/** + * \brief Output = SHA-256( file contents ) + * + * \param path input file name + * \param output SHA-224/256 checksum result + * \param is224 0 = use SHA256, 1 = use SHA224 + * + * \return 0 if successful, or POLARSSL_ERR_SHA2_FILE_IO_ERROR + */ +int sha2_file( const char *path, unsigned char output[32], int is224 ); + +/** + * \brief SHA-256 HMAC context setup + * + * \param ctx HMAC context to be initialized + * \param key HMAC secret key + * \param keylen length of the HMAC key + * \param is224 0 = use SHA256, 1 = use SHA224 + */ +void sha2_hmac_starts( sha2_context *ctx, const unsigned char *key, size_t keylen, + int is224 ); + +/** + * \brief SHA-256 HMAC process buffer + * + * \param ctx HMAC context + * \param input buffer holding the data + * \param ilen length of the input data + */ +void sha2_hmac_update( sha2_context *ctx, const unsigned char *input, size_t ilen ); + +/** + * \brief SHA-256 HMAC final digest + * + * \param ctx HMAC context + * \param output SHA-224/256 HMAC checksum result + */ +void sha2_hmac_finish( sha2_context *ctx, unsigned char output[32] ); + +/** + * \brief SHA-256 HMAC context reset + * + * \param ctx HMAC context to be reset + */ +void sha2_hmac_reset( sha2_context *ctx ); + +/** + * \brief Output = HMAC-SHA-256( hmac key, input buffer ) + * + * \param key HMAC secret key + * \param keylen length of the HMAC key + * \param input buffer holding the data + * \param ilen length of the input data + * \param output HMAC-SHA-224/256 result + * \param is224 0 = use SHA256, 1 = use SHA224 + */ +void sha2_hmac( const unsigned char *key, size_t keylen, + const unsigned char *input, size_t ilen, + unsigned char output[32], int is224 ); + +/** + * \brief Checkup routine + * + * \return 0 if successful, or 1 if the test failed + */ +int sha2_self_test( int verbose ); + +#ifdef __cplusplus +} +#endif + +#endif /* sha2.h */ diff --git a/polarssl/src/include/polarssl/sha4.h b/polarssl/src/include/polarssl/sha4.h new file mode 100644 index 0000000..dafebec --- /dev/null +++ b/polarssl/src/include/polarssl/sha4.h @@ -0,0 +1,168 @@ +/** + * \file sha4.h + * + * \brief SHA-384 and SHA-512 cryptographic hash function + * + * Copyright (C) 2006-2010, Brainspark B.V. + * + * This file is part of PolarSSL (http://www.polarssl.org) + * Lead Maintainer: Paul Bakker <polarssl_maintainer at polarssl.org> + * + * All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ +#ifndef POLARSSL_SHA4_H +#define POLARSSL_SHA4_H + +#include <string.h> + +#define POLARSSL_ERR_SHA4_FILE_IO_ERROR -0x007A /**< Read/write error in file. */ + +#if defined(_MSC_VER) || defined(__WATCOMC__) + #define UL64(x) x##ui64 + #define long64 __int64 +#else + #define UL64(x) x##ULL + #define long64 long long +#endif + +/** + * \brief SHA-512 context structure + */ +typedef struct +{ + unsigned long64 total[2]; /*!< number of bytes processed */ + unsigned long64 state[8]; /*!< intermediate digest state */ + unsigned char buffer[128]; /*!< data block being processed */ + + unsigned char ipad[128]; /*!< HMAC: inner padding */ + unsigned char opad[128]; /*!< HMAC: outer padding */ + int is384; /*!< 0 => SHA-512, else SHA-384 */ +} +sha4_context; + +#ifdef __cplusplus +extern "C" { +#endif + +/** + * \brief SHA-512 context setup + * + * \param ctx context to be initialized + * \param is384 0 = use SHA512, 1 = use SHA384 + */ +void sha4_starts( sha4_context *ctx, int is384 ); + +/** + * \brief SHA-512 process buffer + * + * \param ctx SHA-512 context + * \param input buffer holding the data + * \param ilen length of the input data + */ +void sha4_update( sha4_context *ctx, const unsigned char *input, size_t ilen ); + +/** + * \brief SHA-512 final digest + * + * \param ctx SHA-512 context + * \param output SHA-384/512 checksum result + */ +void sha4_finish( sha4_context *ctx, unsigned char output[64] ); + +/** + * \brief Output = SHA-512( input buffer ) + * + * \param input buffer holding the data + * \param ilen length of the input data + * \param output SHA-384/512 checksum result + * \param is384 0 = use SHA512, 1 = use SHA384 + */ +void sha4( const unsigned char *input, size_t ilen, + unsigned char output[64], int is384 ); + +/** + * \brief Output = SHA-512( file contents ) + * + * \param path input file name + * \param output SHA-384/512 checksum result + * \param is384 0 = use SHA512, 1 = use SHA384 + * + * \return 0 if successful, or POLARSSL_ERR_SHA4_FILE_IO_ERROR + */ +int sha4_file( const char *path, unsigned char output[64], int is384 ); + +/** + * \brief SHA-512 HMAC context setup + * + * \param ctx HMAC context to be initialized + * \param is384 0 = use SHA512, 1 = use SHA384 + * \param key HMAC secret key + * \param keylen length of the HMAC key + */ +void sha4_hmac_starts( sha4_context *ctx, const unsigned char *key, size_t keylen, + int is384 ); + +/** + * \brief SHA-512 HMAC process buffer + * + * \param ctx HMAC context + * \param input buffer holding the data + * \param ilen length of the input data + */ +void sha4_hmac_update( sha4_context *ctx, const unsigned char *input, size_t ilen ); + +/** + * \brief SHA-512 HMAC final digest + * + * \param ctx HMAC context + * \param output SHA-384/512 HMAC checksum result + */ +void sha4_hmac_finish( sha4_context *ctx, unsigned char output[64] ); + +/** + * \brief SHA-512 HMAC context reset + * + * \param ctx HMAC context to be reset + */ +void sha4_hmac_reset( sha4_context *ctx ); + +/** + * \brief Output = HMAC-SHA-512( hmac key, input buffer ) + * + * \param key HMAC secret key + * \param keylen length of the HMAC key + * \param input buffer holding the data + * \param ilen length of the input data + * \param output HMAC-SHA-384/512 result + * \param is384 0 = use SHA512, 1 = use SHA384 + */ +void sha4_hmac( const unsigned char *key, size_t keylen, + const unsigned char *input, size_t ilen, + unsigned char output[64], int is384 ); + +/** + * \brief Checkup routine + * + * \return 0 if successful, or 1 if the test failed + */ +int sha4_self_test( int verbose ); + +#ifdef __cplusplus +} +#endif + +#endif /* sha4.h */ diff --git a/polarssl/src/include/polarssl/ssl.h b/polarssl/src/include/polarssl/ssl.h new file mode 100644 index 0000000..4ac6f86 --- /dev/null +++ b/polarssl/src/include/polarssl/ssl.h @@ -0,0 +1,766 @@ +/** + * \file ssl.h + * + * \brief SSL/TLS functions. + * + * Copyright (C) 2006-2012, Brainspark B.V. + * + * This file is part of PolarSSL (http://www.polarssl.org) + * Lead Maintainer: Paul Bakker <polarssl_maintainer at polarssl.org> + * + * All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ +#ifndef POLARSSL_SSL_H +#define POLARSSL_SSL_H + +#include <time.h> + +#include "net.h" +#include "dhm.h" +#include "rsa.h" +#include "md5.h" +#include "sha1.h" +#include "sha2.h" +#include "sha4.h" +#include "x509.h" +#include "config.h" + +#if defined(POLARSSL_PKCS11_C) +#include "pkcs11.h" +#endif + +#if defined(_MSC_VER) && !defined(inline) +#define inline _inline +#else +#if defined(__ARMCC_VERSION) && !defined(inline) +#define inline __inline +#endif /* __ARMCC_VERSION */ +#endif /*_MSC_VER */ + +/* + * SSL Error codes + */ +#define POLARSSL_ERR_SSL_FEATURE_UNAVAILABLE -0x7080 /**< The requested feature is not available. */ +#define POLARSSL_ERR_SSL_BAD_INPUT_DATA -0x7100 /**< Bad input parameters to function. */ +#define POLARSSL_ERR_SSL_INVALID_MAC -0x7180 /**< Verification of the message MAC failed. */ +#define POLARSSL_ERR_SSL_INVALID_RECORD -0x7200 /**< An invalid SSL record was received. */ +#define POLARSSL_ERR_SSL_CONN_EOF -0x7280 /**< The connection indicated an EOF. */ +#define POLARSSL_ERR_SSL_UNKNOWN_CIPHER -0x7300 /**< An unknown cipher was received. */ +#define POLARSSL_ERR_SSL_NO_CIPHER_CHOSEN -0x7380 /**< The server has no ciphersuites in common with the client. */ +#define POLARSSL_ERR_SSL_NO_SESSION_FOUND -0x7400 /**< No session to recover was found. */ +#define POLARSSL_ERR_SSL_NO_CLIENT_CERTIFICATE -0x7480 /**< No client certification received from the client, but required by the authentication mode. */ +#define POLARSSL_ERR_SSL_CERTIFICATE_TOO_LARGE -0x7500 /**< Our own certificate(s) is/are too large to send in an SSL message.*/ +#define POLARSSL_ERR_SSL_CERTIFICATE_REQUIRED -0x7580 /**< The own certificate is not set, but needed by the server. */ +#define POLARSSL_ERR_SSL_PRIVATE_KEY_REQUIRED -0x7600 /**< The own private key is not set, but needed. */ +#define POLARSSL_ERR_SSL_CA_CHAIN_REQUIRED -0x7680 /**< No CA Chain is set, but required to operate. */ +#define POLARSSL_ERR_SSL_UNEXPECTED_MESSAGE -0x7700 /**< An unexpected message was received from our peer. */ +#define POLARSSL_ERR_SSL_FATAL_ALERT_MESSAGE -0x7780 /**< A fatal alert message was received from our peer. */ +#define POLARSSL_ERR_SSL_PEER_VERIFY_FAILED -0x7800 /**< Verification of our peer failed. */ +#define POLARSSL_ERR_SSL_PEER_CLOSE_NOTIFY -0x7880 /**< The peer notified us that the connection is going to be closed. */ +#define POLARSSL_ERR_SSL_BAD_HS_CLIENT_HELLO -0x7900 /**< Processing of the ClientHello handshake message failed. */ +#define POLARSSL_ERR_SSL_BAD_HS_SERVER_HELLO -0x7980 /**< Processing of the ServerHello handshake message failed. */ +#define POLARSSL_ERR_SSL_BAD_HS_CERTIFICATE -0x7A00 /**< Processing of the Certificate handshake message failed. */ +#define POLARSSL_ERR_SSL_BAD_HS_CERTIFICATE_REQUEST -0x7A80 /**< Processing of the CertificateRequest handshake message failed. */ +#define POLARSSL_ERR_SSL_BAD_HS_SERVER_KEY_EXCHANGE -0x7B00 /**< Processing of the ServerKeyExchange handshake message failed. */ +#define POLARSSL_ERR_SSL_BAD_HS_SERVER_HELLO_DONE -0x7B80 /**< Processing of the ServerHelloDone handshake message failed. */ +#define POLARSSL_ERR_SSL_BAD_HS_CLIENT_KEY_EXCHANGE -0x7C00 /**< Processing of the ClientKeyExchange handshake message failed. */ +#define POLARSSL_ERR_SSL_BAD_HS_CLIENT_KEY_EXCHANGE_DHM_RP -0x7C80 /**< Processing of the ClientKeyExchange handshake message failed in DHM Read Public. */ +#define POLARSSL_ERR_SSL_BAD_HS_CLIENT_KEY_EXCHANGE_DHM_CS -0x7D00 /**< Processing of the ClientKeyExchange handshake message failed in DHM Calculate Secret. */ +#define POLARSSL_ERR_SSL_BAD_HS_CERTIFICATE_VERIFY -0x7D80 /**< Processing of the CertificateVerify handshake message failed. */ +#define POLARSSL_ERR_SSL_BAD_HS_CHANGE_CIPHER_SPEC -0x7E00 /**< Processing of the ChangeCipherSpec handshake message failed. */ +#define POLARSSL_ERR_SSL_BAD_HS_FINISHED -0x7E80 /**< Processing of the Finished handshake message failed. */ +#define POLARSSL_ERR_SSL_MALLOC_FAILED -0x7F00 /**< Memory allocation failed */ + +/* + * Various constants + */ +#define SSL_MAJOR_VERSION_3 3 +#define SSL_MINOR_VERSION_0 0 /*!< SSL v3.0 */ +#define SSL_MINOR_VERSION_1 1 /*!< TLS v1.0 */ +#define SSL_MINOR_VERSION_2 2 /*!< TLS v1.1 */ +#define SSL_MINOR_VERSION_3 3 /*!< TLS v1.2 */ + +#define SSL_IS_CLIENT 0 +#define SSL_IS_SERVER 1 +#define SSL_COMPRESS_NULL 0 + +#define SSL_VERIFY_NONE 0 +#define SSL_VERIFY_OPTIONAL 1 +#define SSL_VERIFY_REQUIRED 2 + +#define SSL_MAX_CONTENT_LEN 16384 + +/* + * Allow an extra 512 bytes for the record header + * and encryption overhead (counter + MAC + padding). + */ +#define SSL_BUFFER_LEN (SSL_MAX_CONTENT_LEN + 512) + +/* + * Supported ciphersuites + */ +#define SSL_RSA_NULL_MD5 0x01 /**< Weak! */ +#define SSL_RSA_NULL_SHA 0x02 /**< Weak! */ +#define SSL_RSA_NULL_SHA256 0x3B /**< Weak! */ +#define SSL_RSA_DES_SHA 0x09 /**< Weak! Not in TLS 1.2 */ +#define SSL_EDH_RSA_DES_SHA 0x15 /**< Weak! Not in TLS 1.2 */ + +#define SSL_RSA_RC4_128_MD5 0x04 +#define SSL_RSA_RC4_128_SHA 0x05 + +#define SSL_RSA_DES_168_SHA 0x0A +#define SSL_EDH_RSA_DES_168_SHA 0x16 + +#define SSL_RSA_AES_128_SHA 0x2F +#define SSL_EDH_RSA_AES_128_SHA 0x33 +#define SSL_RSA_AES_256_SHA 0x35 +#define SSL_EDH_RSA_AES_256_SHA 0x39 +#define SSL_RSA_AES_128_SHA256 0x3C /**< TLS 1.2 */ +#define SSL_RSA_AES_256_SHA256 0x3D /**< TLS 1.2 */ +#define SSL_EDH_RSA_AES_128_SHA256 0x67 /**< TLS 1.2 */ +#define SSL_EDH_RSA_AES_256_SHA256 0x6B /**< TLS 1.2 */ + +#define SSL_RSA_CAMELLIA_128_SHA 0x41 +#define SSL_EDH_RSA_CAMELLIA_128_SHA 0x45 +#define SSL_RSA_CAMELLIA_256_SHA 0x84 +#define SSL_EDH_RSA_CAMELLIA_256_SHA 0x88 +#define SSL_RSA_CAMELLIA_128_SHA256 0xBA /**< TLS 1.2 */ +#define SSL_EDH_RSA_CAMELLIA_128_SHA256 0xBE /**< TLS 1.2 */ +#define SSL_RSA_CAMELLIA_256_SHA256 0xC0 /**< TLS 1.2 */ +#define SSL_EDH_RSA_CAMELLIA_256_SHA256 0xC4 /**< TLS 1.2 */ + +#define SSL_RSA_AES_128_GCM_SHA256 0x9C +#define SSL_RSA_AES_256_GCM_SHA384 0x9D +#define SSL_EDH_RSA_AES_128_GCM_SHA256 0x9E +#define SSL_EDH_RSA_AES_256_GCM_SHA384 0x9F + +/* + * Supported Signature and Hash algorithms (For TLS 1.2) + */ +#define SSL_HASH_NONE 0 +#define SSL_HASH_MD5 1 +#define SSL_HASH_SHA1 2 +#define SSL_HASH_SHA224 3 +#define SSL_HASH_SHA256 4 +#define SSL_HASH_SHA384 5 +#define SSL_HASH_SHA512 6 + +#define SSL_SIG_RSA 1 + +/* + * Message, alert and handshake types + */ +#define SSL_MSG_CHANGE_CIPHER_SPEC 20 +#define SSL_MSG_ALERT 21 +#define SSL_MSG_HANDSHAKE 22 +#define SSL_MSG_APPLICATION_DATA 23 + +#define SSL_ALERT_LEVEL_WARNING 1 +#define SSL_ALERT_LEVEL_FATAL 2 + +#define SSL_ALERT_MSG_CLOSE_NOTIFY 0 /* 0x00 */ +#define SSL_ALERT_MSG_UNEXPECTED_MESSAGE 10 /* 0x0A */ +#define SSL_ALERT_MSG_BAD_RECORD_MAC 20 /* 0x14 */ +#define SSL_ALERT_MSG_DECRYPTION_FAILED 21 /* 0x15 */ +#define SSL_ALERT_MSG_RECORD_OVERFLOW 22 /* 0x16 */ +#define SSL_ALERT_MSG_DECOMPRESSION_FAILURE 30 /* 0x1E */ +#define SSL_ALERT_MSG_HANDSHAKE_FAILURE 40 /* 0x28 */ +#define SSL_ALERT_MSG_NO_CERT 41 /* 0x29 */ +#define SSL_ALERT_MSG_BAD_CERT 42 /* 0x2A */ +#define SSL_ALERT_MSG_UNSUPPORTED_CERT 43 /* 0x2B */ +#define SSL_ALERT_MSG_CERT_REVOKED 44 /* 0x2C */ +#define SSL_ALERT_MSG_CERT_EXPIRED 45 /* 0x2D */ +#define SSL_ALERT_MSG_CERT_UNKNOWN 46 /* 0x2E */ +#define SSL_ALERT_MSG_ILLEGAL_PARAMETER 47 /* 0x2F */ +#define SSL_ALERT_MSG_UNKNOWN_CA 48 /* 0x30 */ +#define SSL_ALERT_MSG_ACCESS_DENIED 49 /* 0x31 */ +#define SSL_ALERT_MSG_DECODE_ERROR 50 /* 0x32 */ +#define SSL_ALERT_MSG_DECRYPT_ERROR 51 /* 0x33 */ +#define SSL_ALERT_MSG_EXPORT_RESTRICTION 60 /* 0x3C */ +#define SSL_ALERT_MSG_PROTOCOL_VERSION 70 /* 0x46 */ +#define SSL_ALERT_MSG_INSUFFICIENT_SECURITY 71 /* 0x47 */ +#define SSL_ALERT_MSG_INTERNAL_ERROR 80 /* 0x50 */ +#define SSL_ALERT_MSG_USER_CANCELED 90 /* 0x5A */ +#define SSL_ALERT_MSG_NO_RENEGOTIATION 100 /* 0x64 */ +#define SSL_ALERT_MSG_UNSUPPORTED_EXT 110 /* 0x6E */ + +#define SSL_HS_HELLO_REQUEST 0 +#define SSL_HS_CLIENT_HELLO 1 +#define SSL_HS_SERVER_HELLO 2 +#define SSL_HS_CERTIFICATE 11 +#define SSL_HS_SERVER_KEY_EXCHANGE 12 +#define SSL_HS_CERTIFICATE_REQUEST 13 +#define SSL_HS_SERVER_HELLO_DONE 14 +#define SSL_HS_CERTIFICATE_VERIFY 15 +#define SSL_HS_CLIENT_KEY_EXCHANGE 16 +#define SSL_HS_FINISHED 20 + +/* + * TLS extensions + */ +#define TLS_EXT_SERVERNAME 0 +#define TLS_EXT_SERVERNAME_HOSTNAME 0 + +#define TLS_EXT_SIG_ALG 13 + +/* + * SSL state machine + */ +typedef enum +{ + SSL_HELLO_REQUEST, + SSL_CLIENT_HELLO, + SSL_SERVER_HELLO, + SSL_SERVER_CERTIFICATE, + SSL_SERVER_KEY_EXCHANGE, + SSL_CERTIFICATE_REQUEST, + SSL_SERVER_HELLO_DONE, + SSL_CLIENT_CERTIFICATE, + SSL_CLIENT_KEY_EXCHANGE, + SSL_CERTIFICATE_VERIFY, + SSL_CLIENT_CHANGE_CIPHER_SPEC, + SSL_CLIENT_FINISHED, + SSL_SERVER_CHANGE_CIPHER_SPEC, + SSL_SERVER_FINISHED, + SSL_FLUSH_BUFFERS, + SSL_HANDSHAKE_OVER +} +ssl_states; + +typedef struct _ssl_session ssl_session; +typedef struct _ssl_context ssl_context; + +/* + * This structure is used for session resuming. + */ +struct _ssl_session +{ + time_t start; /*!< starting time */ + int ciphersuite; /*!< chosen ciphersuite */ + size_t length; /*!< session id length */ + unsigned char id[32]; /*!< session identifier */ + unsigned char master[48]; /*!< the master secret */ + ssl_session *next; /*!< next session entry */ +}; + +struct _ssl_context +{ + /* + * Miscellaneous + */ + int state; /*!< SSL handshake: current state */ + + int major_ver; /*!< equal to SSL_MAJOR_VERSION_3 */ + int minor_ver; /*!< either 0 (SSL3) or 1 (TLS1.0) */ + + int max_major_ver; /*!< max. major version from client */ + int max_minor_ver; /*!< max. minor version from client */ + + /* + * Callbacks (RNG, debug, I/O, verification) + */ + int (*f_rng)(void *, unsigned char *, size_t); + void (*f_dbg)(void *, int, const char *); + int (*f_recv)(void *, unsigned char *, size_t); + int (*f_send)(void *, const unsigned char *, size_t); + int (*f_vrfy)(void *, x509_cert *, int, int); + + void *p_rng; /*!< context for the RNG function */ + void *p_dbg; /*!< context for the debug function */ + void *p_recv; /*!< context for reading operations */ + void *p_send; /*!< context for writing operations */ + void *p_vrfy; /*!< context for verification */ + + /* + * Session layer + */ + int resume; /*!< session resuming flag */ + int timeout; /*!< sess. expiration time */ + ssl_session *session; /*!< current session data */ + int (*s_get)(ssl_context *); /*!< (server) get callback */ + int (*s_set)(ssl_context *); /*!< (server) set callback */ + + /* + * Record layer (incoming data) + */ + unsigned char *in_ctr; /*!< 64-bit incoming message counter */ + unsigned char *in_hdr; /*!< 5-byte record header (in_ctr+8) */ + unsigned char *in_msg; /*!< the message contents (in_hdr+5) */ + unsigned char *in_offt; /*!< read offset in application data */ + + int in_msgtype; /*!< record header: message type */ + size_t in_msglen; /*!< record header: message length */ + size_t in_left; /*!< amount of data read so far */ + + size_t in_hslen; /*!< current handshake message length */ + int nb_zero; /*!< # of 0-length encrypted messages */ + + /* + * Record layer (outgoing data) + */ + unsigned char *out_ctr; /*!< 64-bit outgoing message counter */ + unsigned char *out_hdr; /*!< 5-byte record header (out_ctr+8) */ + unsigned char *out_msg; /*!< the message contents (out_hdr+5) */ + + int out_msgtype; /*!< record header: message type */ + size_t out_msglen; /*!< record header: message length */ + size_t out_left; /*!< amount of data not yet written */ + + /* + * PKI layer + */ + rsa_context *rsa_key; /*!< own RSA private key */ +#if defined(POLARSSL_PKCS11_C) + pkcs11_context *pkcs11_key; /*!< own PKCS#11 RSA private key */ +#endif + x509_cert *own_cert; /*!< own X.509 certificate */ + x509_cert *ca_chain; /*!< own trusted CA chain */ + x509_crl *ca_crl; /*!< trusted CA CRLs */ + x509_cert *peer_cert; /*!< peer X.509 cert chain */ + const char *peer_cn; /*!< expected peer CN */ + + int endpoint; /*!< 0: client, 1: server */ + int authmode; /*!< verification mode */ + int client_auth; /*!< flag for client auth. */ + int verify_result; /*!< verification result */ + + /* + * Crypto layer + */ + dhm_context dhm_ctx; /*!< DHM key exchange */ + unsigned char ctx_checksum[500]; /*!< Checksum context(s) */ + + void (*update_checksum)(ssl_context *, unsigned char *, size_t); + void (*calc_verify)(ssl_context *, unsigned char *); + void (*calc_finished)(ssl_context *, unsigned char *, int); + int (*tls_prf)(unsigned char *, size_t, char *, + unsigned char *, size_t, + unsigned char *, size_t); + + int do_crypt; /*!< en(de)cryption flag */ + int *ciphersuites; /*!< allowed ciphersuites */ + size_t pmslen; /*!< premaster length */ + unsigned int keylen; /*!< symmetric key length */ + size_t minlen; /*!< min. ciphertext length */ + size_t ivlen; /*!< IV length */ + size_t fixed_ivlen; /*!< Fixed part of IV (AEAD) */ + size_t maclen; /*!< MAC length */ + + unsigned char randbytes[64]; /*!< random bytes */ + unsigned char premaster[256]; /*!< premaster secret */ + + unsigned char iv_enc[16]; /*!< IV (encryption) */ + unsigned char iv_dec[16]; /*!< IV (decryption) */ + + unsigned char mac_enc[32]; /*!< MAC (encryption) */ + unsigned char mac_dec[32]; /*!< MAC (decryption) */ + + unsigned long ctx_enc[134]; /*!< encryption context */ + unsigned long ctx_dec[134]; /*!< decryption context */ + + /* + * TLS extensions + */ + unsigned char *hostname; + size_t hostname_len; +}; + +#ifdef __cplusplus +extern "C" { +#endif + +extern int ssl_default_ciphersuites[]; + +/** + * \brief Returns the list of ciphersuites supported by the SSL/TLS module. + * + * \return a statically allocated array of ciphersuites, the last + * entry is 0. + */ +static inline const int *ssl_list_ciphersuites( void ) +{ + return ssl_default_ciphersuites; +} + +/** + * \brief Return the name of the ciphersuite associated with the given + * ID + * + * \param ciphersuite_id SSL ciphersuite ID + * + * \return a string containing the ciphersuite name + */ +const char *ssl_get_ciphersuite_name( const int ciphersuite_id ); + +/** + * \brief Return the ID of the ciphersuite associated with the given + * name + * + * \param ciphersuite_name SSL ciphersuite name + * + * \return the ID with the ciphersuite or 0 if not found + */ +int ssl_get_ciphersuite_id( const char *ciphersuite_name ); + +/** + * \brief Initialize an SSL context + * + * \param ssl SSL context + * + * \return 0 if successful, or POLARSSL_ERR_SSL_MALLOC_FAILED if + * memory allocation failed + */ +int ssl_init( ssl_context *ssl ); + +/** + * \brief Reset an already initialized SSL context for re-use + * while retaining application-set variables, function + * pointers and data. + * + * \param ssl SSL context + */ +void ssl_session_reset( ssl_context *ssl ); + +/** + * \brief Set the current endpoint type + * + * \param ssl SSL context + * \param endpoint must be SSL_IS_CLIENT or SSL_IS_SERVER + */ +void ssl_set_endpoint( ssl_context *ssl, int endpoint ); + +/** + * \brief Set the certificate verification mode + * + * \param ssl SSL context + * \param authmode can be: + * + * SSL_VERIFY_NONE: peer certificate is not checked (default), + * this is insecure and SHOULD be avoided. + * + * SSL_VERIFY_OPTIONAL: peer certificate is checked, however the + * handshake continues even if verification failed; + * ssl_get_verify_result() can be called after the + * handshake is complete. + * + * SSL_VERIFY_REQUIRED: peer *must* present a valid certificate, + * handshake is aborted if verification failed. + */ +void ssl_set_authmode( ssl_context *ssl, int authmode ); + +/** + * \brief Set the verification callback (Optional). + * + * If set, the verification callback is called once for every + * certificate in the chain. The verification function has the + * following parameter: (void *parameter, x509_cert certificate, + * int certifcate_depth, int preverify_ok). It should + * return 0 on SUCCESS. + * + * \param ssl SSL context + * \param f_vrfy verification function + * \param p_vrfy verification parameter + */ +void ssl_set_verify( ssl_context *ssl, + int (*f_vrfy)(void *, x509_cert *, int, int), + void *p_vrfy ); + +/** + * \brief Set the random number generator callback + * + * \param ssl SSL context + * \param f_rng RNG function + * \param p_rng RNG parameter + */ +void ssl_set_rng( ssl_context *ssl, + int (*f_rng)(void *, unsigned char *, size_t), + void *p_rng ); + +/** + * \brief Set the debug callback + * + * \param ssl SSL context + * \param f_dbg debug function + * \param p_dbg debug parameter + */ +void ssl_set_dbg( ssl_context *ssl, + void (*f_dbg)(void *, int, const char *), + void *p_dbg ); + +/** + * \brief Set the underlying BIO read and write callbacks + * + * \param ssl SSL context + * \param f_recv read callback + * \param p_recv read parameter + * \param f_send write callback + * \param p_send write parameter + */ +void ssl_set_bio( ssl_context *ssl, + int (*f_recv)(void *, unsigned char *, size_t), void *p_recv, + int (*f_send)(void *, const unsigned char *, size_t), void *p_send ); + +/** + * \brief Set the session callbacks (server-side only) + * + * \param ssl SSL context + * \param s_get session get callback + * \param s_set session set callback + */ +void ssl_set_scb( ssl_context *ssl, + int (*s_get)(ssl_context *), + int (*s_set)(ssl_context *) ); + +/** + * \brief Set the session resuming flag, timeout and data + * + * \param ssl SSL context + * \param resume if 0 (default), the session will not be resumed + * \param timeout session timeout in seconds, or 0 (no timeout) + * \param session session context + */ +void ssl_set_session( ssl_context *ssl, int resume, int timeout, + ssl_session *session ); + +/** + * \brief Set the list of allowed ciphersuites + * + * \param ssl SSL context + * \param ciphersuites 0-terminated list of allowed ciphersuites + */ +void ssl_set_ciphersuites( ssl_context *ssl, int *ciphersuites ); + +/** + * \brief Set the data required to verify peer certificate + * + * \param ssl SSL context + * \param ca_chain trusted CA chain + * \param ca_crl trusted CA CRLs + * \param peer_cn expected peer CommonName (or NULL) + * + * \note TODO: add two more parameters: depth and crl + */ +void ssl_set_ca_chain( ssl_context *ssl, x509_cert *ca_chain, + x509_crl *ca_crl, const char *peer_cn ); + +/** + * \brief Set own certificate and private key + * + * \param ssl SSL context + * \param own_cert own public certificate + * \param rsa_key own private RSA key + */ +void ssl_set_own_cert( ssl_context *ssl, x509_cert *own_cert, + rsa_context *rsa_key ); + +#if defined(POLARSSL_PKCS11_C) +/** + * \brief Set own certificate and PKCS#11 private key + * + * \param ssl SSL context + * \param own_cert own public certificate + * \param pkcs11_key own PKCS#11 RSA key + */ +void ssl_set_own_cert_pkcs11( ssl_context *ssl, x509_cert *own_cert, + pkcs11_context *pkcs11_key ); +#endif + +/** + * \brief Set the Diffie-Hellman public P and G values, + * read as hexadecimal strings (server-side only) + * + * \param ssl SSL context + * \param dhm_P Diffie-Hellman-Merkle modulus + * \param dhm_G Diffie-Hellman-Merkle generator + * + * \return 0 if successful + */ +int ssl_set_dh_param( ssl_context *ssl, const char *dhm_P, const char *dhm_G ); + +/** + * \brief Set the Diffie-Hellman public P and G values, + * read from existing context (server-side only) + * + * \param ssl SSL context + * \param dhm_ctx Diffie-Hellman-Merkle context + * + * \return 0 if successful + */ +int ssl_set_dh_param_ctx( ssl_context *ssl, dhm_context *dhm_ctx ); + +/** + * \brief Set hostname for ServerName TLS Extension + * + * + * \param ssl SSL context + * \param hostname the server hostname + * + * \return 0 if successful or POLARSSL_ERR_SSL_MALLOC_FAILED + */ +int ssl_set_hostname( ssl_context *ssl, const char *hostname ); + +/** + * \brief Set the maximum supported version sent from the client side + * + * \param ssl SSL context + * \param major Major version number (only SSL_MAJOR_VERSION_3 supported) + * \param minor Minor version number (SSL_MINOR_VERSION_0, + * SSL_MINOR_VERSION_1 and SSL_MINOR_VERSION_2, + * SSL_MINOR_VERSION_3 supported) + */ +void ssl_set_max_version( ssl_context *ssl, int major, int minor ); + +/** + * \brief Return the number of data bytes available to read + * + * \param ssl SSL context + * + * \return how many bytes are available in the read buffer + */ +size_t ssl_get_bytes_avail( const ssl_context *ssl ); + +/** + * \brief Return the result of the certificate verification + * + * \param ssl SSL context + * + * \return 0 if successful, or a combination of: + * BADCERT_EXPIRED + * BADCERT_REVOKED + * BADCERT_CN_MISMATCH + * BADCERT_NOT_TRUSTED + */ +int ssl_get_verify_result( const ssl_context *ssl ); + +/** + * \brief Return the name of the current ciphersuite + * + * \param ssl SSL context + * + * \return a string containing the ciphersuite name + */ +const char *ssl_get_ciphersuite( const ssl_context *ssl ); + +/** + * \brief Return the current SSL version (SSLv3/TLSv1/etc) + * + * \param ssl SSL context + * + * \return a string containing the SSL version + */ +const char *ssl_get_version( const ssl_context *ssl ); + +/** + * \brief Perform the SSL handshake + * + * \param ssl SSL context + * + * \return 0 if successful, POLARSSL_ERR_NET_WANT_READ, + * POLARSSL_ERR_NET_WANT_WRITE, or a specific SSL error code. + */ +int ssl_handshake( ssl_context *ssl ); + +/** + * \brief Read at most 'len' application data bytes + * + * \param ssl SSL context + * \param buf buffer that will hold the data + * \param len how many bytes must be read + * + * \return This function returns the number of bytes read, 0 for EOF, + * or a negative error code. + */ +int ssl_read( ssl_context *ssl, unsigned char *buf, size_t len ); + +/** + * \brief Write exactly 'len' application data bytes + * + * \param ssl SSL context + * \param buf buffer holding the data + * \param len how many bytes must be written + * + * \return This function returns the number of bytes written, + * or a negative error code. + * + * \note When this function returns POLARSSL_ERR_NET_WANT_WRITE, + * it must be called later with the *same* arguments, + * until it returns a positive value. + */ +int ssl_write( ssl_context *ssl, const unsigned char *buf, size_t len ); + +/** + * \brief Send an alert message + * + * \param ssl SSL context + * \param level The alert level of the message + * (SSL_ALERT_LEVEL_WARNING or SSL_ALERT_LEVEL_FATAL) + * \param message The alert message (SSL_ALERT_MSG_*) + * + * \return 1 if successful, or a specific SSL error code. + */ +int ssl_send_alert_message( ssl_context *ssl, + unsigned char level, + unsigned char message ); +/** + * \brief Notify the peer that the connection is being closed + * + * \param ssl SSL context + */ +int ssl_close_notify( ssl_context *ssl ); + +/** + * \brief Free an SSL context + * + * \param ssl SSL context + */ +void ssl_free( ssl_context *ssl ); + +/* + * Internal functions (do not call directly) + */ +int ssl_handshake_client( ssl_context *ssl ); +int ssl_handshake_server( ssl_context *ssl ); + +int ssl_derive_keys( ssl_context *ssl ); + +int ssl_read_record( ssl_context *ssl ); +/** + * \return 0 if successful, POLARSSL_ERR_SSL_CONN_EOF on EOF or + * another negative error code. + */ +int ssl_fetch_input( ssl_context *ssl, size_t nb_want ); + +int ssl_write_record( ssl_context *ssl ); +int ssl_flush_output( ssl_context *ssl ); + +int ssl_parse_certificate( ssl_context *ssl ); +int ssl_write_certificate( ssl_context *ssl ); + +int ssl_parse_change_cipher_spec( ssl_context *ssl ); +int ssl_write_change_cipher_spec( ssl_context *ssl ); + +int ssl_parse_finished( ssl_context *ssl ); +int ssl_write_finished( ssl_context *ssl ); + +void ssl_kickstart_checksum( ssl_context *ssl, int ciphersuite, + unsigned char *input_buf, size_t len ); + +#ifdef __cplusplus +} +#endif + +#endif /* ssl.h */ diff --git a/polarssl/src/include/polarssl/timing.h b/polarssl/src/include/polarssl/timing.h new file mode 100644 index 0000000..355c63c --- /dev/null +++ b/polarssl/src/include/polarssl/timing.h @@ -0,0 +1,75 @@ +/** + * \file timing.h + * + * \brief Portable interface to the CPU cycle counter + * + * Copyright (C) 2006-2010, Brainspark B.V. + * + * This file is part of PolarSSL (http://www.polarssl.org) + * Lead Maintainer: Paul Bakker <polarssl_maintainer at polarssl.org> + * + * All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ +#ifndef POLARSSL_TIMING_H +#define POLARSSL_TIMING_H + +/** + * \brief timer structure + */ +struct hr_time +{ + unsigned char opaque[32]; +}; + +#ifdef __cplusplus +extern "C" { +#endif + +extern volatile int alarmed; + +/** + * \brief Return the CPU cycle counter value + */ +unsigned long hardclock( void ); + +/** + * \brief Return the elapsed time in milliseconds + * + * \param val points to a timer structure + * \param reset if set to 1, the timer is restarted + */ +unsigned long get_timer( struct hr_time *val, int reset ); + +/** + * \brief Setup an alarm clock + * + * \param seconds delay before the "alarmed" flag is set + */ +void set_alarm( int seconds ); + +/** + * \brief Sleep for a certain amount of time + * + * \param milliseconds delay in milliseconds + */ +void m_sleep( int milliseconds ); + +#ifdef __cplusplus +} +#endif + +#endif /* timing.h */ diff --git a/polarssl/src/include/polarssl/version.h b/polarssl/src/include/polarssl/version.h new file mode 100644 index 0000000..98eb0b3 --- /dev/null +++ b/polarssl/src/include/polarssl/version.h @@ -0,0 +1,81 @@ +/** + * \file version.h + * + * \brief Run-time version information + * + * Copyright (C) 2006-2010, Brainspark B.V. + * + * This file is part of PolarSSL (http://www.polarssl.org) + * Lead Maintainer: Paul Bakker <polarssl_maintainer at polarssl.org> + * + * All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ +/* + * This set of compile-time defines and run-time variables can be used to + * determine the version number of the PolarSSL library used. + */ +#ifndef POLARSSL_VERSION_H +#define POLARSSL_VERSION_H + +#include "config.h" + +/** + * The version number x.y.z is split into three parts. + * Major, Minor, Patchlevel + */ +#define POLARSSL_VERSION_MAJOR 1 +#define POLARSSL_VERSION_MINOR 1 +#define POLARSSL_VERSION_PATCH 1 + +/** + * The single version number has the following structure: + * MMNNPP00 + * Major version | Minor version | Patch version + */ +#define POLARSSL_VERSION_NUMBER 0x01010100 +#define POLARSSL_VERSION_STRING "1.1.1" +#define POLARSSL_VERSION_STRING_FULL "PolarSSL 1.1.1" + +#if defined(POLARSSL_VERSION_C) + +/** + * Get the version number. + * + * \return The constructed version number in the format + * MMNNPP00 (Major, Minor, Patch). + */ +unsigned int version_get_number( void ); + +/** + * Get the version string ("x.y.z"). + * + * \param string The string that will receive the value. + * (Should be at least 9 bytes in size) + */ +void version_get_string( char *string ); + +/** + * Get the full version string ("PolarSSL x.y.z"). + * + * \param string The string that will receive the value. + * (Should be at least 18 bytes in size) + */ +void version_get_string_full( char *string ); + +#endif /* POLARSSL_VERSION_C */ + +#endif /* version.h */ diff --git a/polarssl/src/include/polarssl/x509.h b/polarssl/src/include/polarssl/x509.h new file mode 100644 index 0000000..2cd883f --- /dev/null +++ b/polarssl/src/include/polarssl/x509.h @@ -0,0 +1,733 @@ +/** + * \file x509.h + * + * \brief X.509 certificate and private key decoding + * + * Copyright (C) 2006-2011, Brainspark B.V. + * + * This file is part of PolarSSL (http://www.polarssl.org) + * Lead Maintainer: Paul Bakker <polarssl_maintainer at polarssl.org> + * + * All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ +#ifndef POLARSSL_X509_H +#define POLARSSL_X509_H + +#include "asn1.h" +#include "rsa.h" +#include "dhm.h" + +/** + * \addtogroup x509_module + * \{ + */ + +/** + * \name X509 Error codes + * \{ + */ +#define POLARSSL_ERR_X509_FEATURE_UNAVAILABLE -0x2080 /**< Unavailable feature, e.g. RSA hashing/encryption combination. */ +#define POLARSSL_ERR_X509_CERT_INVALID_PEM -0x2100 /**< The PEM-encoded certificate contains invalid elements, e.g. invalid character. */ +#define POLARSSL_ERR_X509_CERT_INVALID_FORMAT -0x2180 /**< The certificate format is invalid, e.g. different type expected. */ +#define POLARSSL_ERR_X509_CERT_INVALID_VERSION -0x2200 /**< The certificate version element is invalid. */ +#define POLARSSL_ERR_X509_CERT_INVALID_SERIAL -0x2280 /**< The serial tag or value is invalid. */ +#define POLARSSL_ERR_X509_CERT_INVALID_ALG -0x2300 /**< The algorithm tag or value is invalid. */ +#define POLARSSL_ERR_X509_CERT_INVALID_NAME -0x2380 /**< The name tag or value is invalid. */ +#define POLARSSL_ERR_X509_CERT_INVALID_DATE -0x2400 /**< The date tag or value is invalid. */ +#define POLARSSL_ERR_X509_CERT_INVALID_PUBKEY -0x2480 /**< The pubkey tag or value is invalid (only RSA is supported). */ +#define POLARSSL_ERR_X509_CERT_INVALID_SIGNATURE -0x2500 /**< The signature tag or value invalid. */ +#define POLARSSL_ERR_X509_CERT_INVALID_EXTENSIONS -0x2580 /**< The extension tag or value is invalid. */ +#define POLARSSL_ERR_X509_CERT_UNKNOWN_VERSION -0x2600 /**< Certificate or CRL has an unsupported version number. */ +#define POLARSSL_ERR_X509_CERT_UNKNOWN_SIG_ALG -0x2680 /**< Signature algorithm (oid) is unsupported. */ +#define POLARSSL_ERR_X509_UNKNOWN_PK_ALG -0x2700 /**< Key algorithm is unsupported (only RSA is supported). */ +#define POLARSSL_ERR_X509_CERT_SIG_MISMATCH -0x2780 /**< Certificate signature algorithms do not match. (see \c ::x509_cert sig_oid) */ +#define POLARSSL_ERR_X509_CERT_VERIFY_FAILED -0x2800 /**< Certificate verification failed, e.g. CRL, CA or signature check failed. */ +#define POLARSSL_ERR_X509_KEY_INVALID_VERSION -0x2880 /**< Unsupported RSA key version */ +#define POLARSSL_ERR_X509_KEY_INVALID_FORMAT -0x2900 /**< Invalid RSA key tag or value. */ +#define POLARSSL_ERR_X509_CERT_UNKNOWN_FORMAT -0x2980 /**< Format not recognized as DER or PEM. */ +#define POLARSSL_ERR_X509_INVALID_INPUT -0x2A00 /**< Input invalid. */ +#define POLARSSL_ERR_X509_MALLOC_FAILED -0x2A80 /**< Allocation of memory failed. */ +#define POLARSSL_ERR_X509_FILE_IO_ERROR -0x2B00 /**< Read/write of file failed. */ +/* \} name */ + + +/** + * \name X509 Verify codes + * \{ + */ +#define BADCERT_EXPIRED 0x01 /**< The certificate validity has expired. */ +#define BADCERT_REVOKED 0x02 /**< The certificate has been revoked (is on a CRL). */ +#define BADCERT_CN_MISMATCH 0x04 /**< The certificate Common Name (CN) does not match with the expected CN. */ +#define BADCERT_NOT_TRUSTED 0x08 /**< The certificate is not correctly signed by the trusted CA. */ +#define BADCRL_NOT_TRUSTED 0x10 /**< CRL is not correctly signed by the trusted CA. */ +#define BADCRL_EXPIRED 0x20 /**< CRL is expired. */ +#define BADCERT_MISSING 0x40 /**< Certificate was missing. */ +#define BADCERT_SKIP_VERIFY 0x80 /**< Certificate verification was skipped. */ +/* \} name */ +/* \} addtogroup x509_module */ + +/* + * various object identifiers + */ +#define X520_COMMON_NAME 3 +#define X520_COUNTRY 6 +#define X520_LOCALITY 7 +#define X520_STATE 8 +#define X520_ORGANIZATION 10 +#define X520_ORG_UNIT 11 +#define PKCS9_EMAIL 1 + +#define X509_OUTPUT_DER 0x01 +#define X509_OUTPUT_PEM 0x02 +#define PEM_LINE_LENGTH 72 +#define X509_ISSUER 0x01 +#define X509_SUBJECT 0x02 + +#define OID_X520 "\x55\x04" +#define OID_CN OID_X520 "\x03" +#define OID_COUNTRY OID_X520 "\x06" +#define OID_LOCALITY OID_X520 "\x07" +#define OID_STATE OID_X520 "\x08" +#define OID_ORGANIZATION OID_X520 "\x0A" +#define OID_ORG_UNIT OID_X520 "\x0B" + +#define OID_PKCS1 "\x2A\x86\x48\x86\xF7\x0D\x01\x01" +#define OID_PKCS1_RSA OID_PKCS1 "\x01" +#define OID_PKCS1_SHA1 OID_PKCS1 "\x05" + +#define OID_RSA_SHA_OBS "\x2B\x0E\x03\x02\x1D" + +#define OID_PKCS9 "\x2A\x86\x48\x86\xF7\x0D\x01\x09" +#define OID_PKCS9_EMAIL OID_PKCS9 "\x01" + +/** ISO arc for standard certificate and CRL extensions */ +#define OID_ID_CE "\x55\x1D" /**< id-ce OBJECT IDENTIFIER ::= {joint-iso-ccitt(2) ds(5) 29} */ + +/** + * Private Internet Extensions + * { iso(1) identified-organization(3) dod(6) internet(1) + * security(5) mechanisms(5) pkix(7) } + */ +#define OID_PKIX "\x2B\x06\x01\x05\x05\x07" + +/* + * OIDs for standard certificate extensions + */ +#define OID_AUTHORITY_KEY_IDENTIFIER OID_ID_CE "\x23" /**< id-ce-authorityKeyIdentifier OBJECT IDENTIFIER ::= { id-ce 35 } */ +#define OID_SUBJECT_KEY_IDENTIFIER OID_ID_CE "\x0E" /**< id-ce-subjectKeyIdentifier OBJECT IDENTIFIER ::= { id-ce 14 } */ +#define OID_KEY_USAGE OID_ID_CE "\x0F" /**< id-ce-keyUsage OBJECT IDENTIFIER ::= { id-ce 15 } */ +#define OID_CERTIFICATE_POLICIES OID_ID_CE "\x20" /**< id-ce-certificatePolicies OBJECT IDENTIFIER ::= { id-ce 32 } */ +#define OID_POLICY_MAPPINGS OID_ID_CE "\x21" /**< id-ce-policyMappings OBJECT IDENTIFIER ::= { id-ce 33 } */ +#define OID_SUBJECT_ALT_NAME OID_ID_CE "\x11" /**< id-ce-subjectAltName OBJECT IDENTIFIER ::= { id-ce 17 } */ +#define OID_ISSUER_ALT_NAME OID_ID_CE "\x12" /**< id-ce-issuerAltName OBJECT IDENTIFIER ::= { id-ce 18 } */ +#define OID_SUBJECT_DIRECTORY_ATTRS OID_ID_CE "\x09" /**< id-ce-subjectDirectoryAttributes OBJECT IDENTIFIER ::= { id-ce 9 } */ +#define OID_BASIC_CONSTRAINTS OID_ID_CE "\x13" /**< id-ce-basicConstraints OBJECT IDENTIFIER ::= { id-ce 19 } */ +#define OID_NAME_CONSTRAINTS OID_ID_CE "\x1E" /**< id-ce-nameConstraints OBJECT IDENTIFIER ::= { id-ce 30 } */ +#define OID_POLICY_CONSTRAINTS OID_ID_CE "\x24" /**< id-ce-policyConstraints OBJECT IDENTIFIER ::= { id-ce 36 } */ +#define OID_EXTENDED_KEY_USAGE OID_ID_CE "\x25" /**< id-ce-extKeyUsage OBJECT IDENTIFIER ::= { id-ce 37 } */ +#define OID_CRL_DISTRIBUTION_POINTS OID_ID_CE "\x1F" /**< id-ce-cRLDistributionPoints OBJECT IDENTIFIER ::= { id-ce 31 } */ +#define OID_INIHIBIT_ANYPOLICY OID_ID_CE "\x36" /**< id-ce-inhibitAnyPolicy OBJECT IDENTIFIER ::= { id-ce 54 } */ +#define OID_FRESHEST_CRL OID_ID_CE "\x2E" /**< id-ce-freshestCRL OBJECT IDENTIFIER ::= { id-ce 46 } */ + +/* + * X.509 v3 Key Usage Extension flags + */ +#define KU_DIGITAL_SIGNATURE (0x80) /* bit 0 */ +#define KU_NON_REPUDIATION (0x40) /* bit 1 */ +#define KU_KEY_ENCIPHERMENT (0x20) /* bit 2 */ +#define KU_DATA_ENCIPHERMENT (0x10) /* bit 3 */ +#define KU_KEY_AGREEMENT (0x08) /* bit 4 */ +#define KU_KEY_CERT_SIGN (0x04) /* bit 5 */ +#define KU_CRL_SIGN (0x02) /* bit 6 */ + +/* + * X.509 v3 Extended key usage OIDs + */ +#define OID_ANY_EXTENDED_KEY_USAGE OID_EXTENDED_KEY_USAGE "\x00" /**< anyExtendedKeyUsage OBJECT IDENTIFIER ::= { id-ce-extKeyUsage 0 } */ + +#define OID_KP OID_PKIX "\x03" /**< id-kp OBJECT IDENTIFIER ::= { id-pkix 3 } */ +#define OID_SERVER_AUTH OID_KP "\x01" /**< id-kp-serverAuth OBJECT IDENTIFIER ::= { id-kp 1 } */ +#define OID_CLIENT_AUTH OID_KP "\x02" /**< id-kp-clientAuth OBJECT IDENTIFIER ::= { id-kp 2 } */ +#define OID_CODE_SIGNING OID_KP "\x03" /**< id-kp-codeSigning OBJECT IDENTIFIER ::= { id-kp 3 } */ +#define OID_EMAIL_PROTECTION OID_KP "\x04" /**< id-kp-emailProtection OBJECT IDENTIFIER ::= { id-kp 4 } */ +#define OID_TIME_STAMPING OID_KP "\x08" /**< id-kp-timeStamping OBJECT IDENTIFIER ::= { id-kp 8 } */ +#define OID_OCSP_SIGNING OID_KP "\x09" /**< id-kp-OCSPSigning OBJECT IDENTIFIER ::= { id-kp 9 } */ + +#define STRING_SERVER_AUTH "TLS Web Server Authentication" +#define STRING_CLIENT_AUTH "TLS Web Client Authentication" +#define STRING_CODE_SIGNING "Code Signing" +#define STRING_EMAIL_PROTECTION "E-mail Protection" +#define STRING_TIME_STAMPING "Time Stamping" +#define STRING_OCSP_SIGNING "OCSP Signing" + +/* + * OIDs for CRL extensions + */ +#define OID_PRIVATE_KEY_USAGE_PERIOD OID_ID_CE "\x10" +#define OID_CRL_NUMBER OID_ID_CE "\x14" /**< id-ce-cRLNumber OBJECT IDENTIFIER ::= { id-ce 20 } */ + +/* + * Netscape certificate extensions + */ +#define OID_NETSCAPE "\x60\x86\x48\x01\x86\xF8\x42" /**< Netscape OID */ +#define OID_NS_CERT OID_NETSCAPE "\x01" +#define OID_NS_CERT_TYPE OID_NS_CERT "\x01" +#define OID_NS_BASE_URL OID_NS_CERT "\x02" +#define OID_NS_REVOCATION_URL OID_NS_CERT "\x03" +#define OID_NS_CA_REVOCATION_URL OID_NS_CERT "\x04" +#define OID_NS_RENEWAL_URL OID_NS_CERT "\x07" +#define OID_NS_CA_POLICY_URL OID_NS_CERT "\x08" +#define OID_NS_SSL_SERVER_NAME OID_NS_CERT "\x0C" +#define OID_NS_COMMENT OID_NS_CERT "\x0D" +#define OID_NS_DATA_TYPE OID_NETSCAPE "\x02" +#define OID_NS_CERT_SEQUENCE OID_NS_DATA_TYPE "\x05" + +/* + * Netscape certificate types + * (http://www.mozilla.org/projects/security/pki/nss/tech-notes/tn3.html) + */ + +#define NS_CERT_TYPE_SSL_CLIENT (0x80) /* bit 0 */ +#define NS_CERT_TYPE_SSL_SERVER (0x40) /* bit 1 */ +#define NS_CERT_TYPE_EMAIL (0x20) /* bit 2 */ +#define NS_CERT_TYPE_OBJECT_SIGNING (0x10) /* bit 3 */ +#define NS_CERT_TYPE_RESERVED (0x08) /* bit 4 */ +#define NS_CERT_TYPE_SSL_CA (0x04) /* bit 5 */ +#define NS_CERT_TYPE_EMAIL_CA (0x02) /* bit 6 */ +#define NS_CERT_TYPE_OBJECT_SIGNING_CA (0x01) /* bit 7 */ + +#define EXT_AUTHORITY_KEY_IDENTIFIER (1 << 0) +#define EXT_SUBJECT_KEY_IDENTIFIER (1 << 1) +#define EXT_KEY_USAGE (1 << 2) +#define EXT_CERTIFICATE_POLICIES (1 << 3) +#define EXT_POLICY_MAPPINGS (1 << 4) +#define EXT_SUBJECT_ALT_NAME (1 << 5) +#define EXT_ISSUER_ALT_NAME (1 << 6) +#define EXT_SUBJECT_DIRECTORY_ATTRS (1 << 7) +#define EXT_BASIC_CONSTRAINTS (1 << 8) +#define EXT_NAME_CONSTRAINTS (1 << 9) +#define EXT_POLICY_CONSTRAINTS (1 << 10) +#define EXT_EXTENDED_KEY_USAGE (1 << 11) +#define EXT_CRL_DISTRIBUTION_POINTS (1 << 12) +#define EXT_INIHIBIT_ANYPOLICY (1 << 13) +#define EXT_FRESHEST_CRL (1 << 14) + +#define EXT_NS_CERT_TYPE (1 << 16) + +/* + * Storage format identifiers + * Recognized formats: PEM and DER + */ +#define X509_FORMAT_DER 1 +#define X509_FORMAT_PEM 2 + +/** + * \addtogroup x509_module + * \{ */ + +/** + * \name Structures for parsing X.509 certificates and CRLs + * \{ + */ + +/** + * Type-length-value structure that allows for ASN1 using DER. + */ +typedef asn1_buf x509_buf; + +/** + * Container for ASN1 bit strings. + */ +typedef asn1_bitstring x509_bitstring; + +/** + * Container for ASN1 named information objects. + * It allows for Relative Distinguished Names (e.g. cn=polarssl,ou=code,etc.). + */ +typedef struct _x509_name +{ + x509_buf oid; /**< The object identifier. */ + x509_buf val; /**< The named value. */ + struct _x509_name *next; /**< The next named information object. */ +} +x509_name; + +/** + * Container for a sequence of ASN.1 items + */ +typedef asn1_sequence x509_sequence; + +/** Container for date and time (precision in seconds). */ +typedef struct _x509_time +{ + int year, mon, day; /**< Date. */ + int hour, min, sec; /**< Time. */ +} +x509_time; + +/** + * Container for an X.509 certificate. The certificate may be chained. + */ +typedef struct _x509_cert +{ + x509_buf raw; /**< The raw certificate data (DER). */ + x509_buf tbs; /**< The raw certificate body (DER). The part that is To Be Signed. */ + + int version; /**< The X.509 version. (0=v1, 1=v2, 2=v3) */ + x509_buf serial; /**< Unique id for certificate issued by a specific CA. */ + x509_buf sig_oid1; /**< Signature algorithm, e.g. sha1RSA */ + + x509_buf issuer_raw; /**< The raw issuer data (DER). Used for quick comparison. */ + x509_buf subject_raw; /**< The raw subject data (DER). Used for quick comparison. */ + + x509_name issuer; /**< The parsed issuer data (named information object). */ + x509_name subject; /**< The parsed subject data (named information object). */ + + x509_time valid_from; /**< Start time of certificate validity. */ + x509_time valid_to; /**< End time of certificate validity. */ + + x509_buf pk_oid; /**< Subject public key info. Includes the public key algorithm and the key itself. */ + rsa_context rsa; /**< Container for the RSA context. Only RSA is supported for public keys at this time. */ + + x509_buf issuer_id; /**< Optional X.509 v2/v3 issuer unique identifier. */ + x509_buf subject_id; /**< Optional X.509 v2/v3 subject unique identifier. */ + x509_buf v3_ext; /**< Optional X.509 v3 extensions. Only Basic Contraints are supported at this time. */ + x509_sequence subject_alt_names; /**< Optional list of Subject Alternative Names (Only dNSName supported). */ + + int ext_types; /**< Bit string containing detected and parsed extensions */ + int ca_istrue; /**< Optional Basic Constraint extension value: 1 if this certificate belongs to a CA, 0 otherwise. */ + int max_pathlen; /**< Optional Basic Constraint extension value: The maximum path length to the root certificate. */ + + unsigned char key_usage; /**< Optional key usage extension value: See the values below */ + + x509_sequence ext_key_usage; /**< Optional list of extended key usage OIDs. */ + + unsigned char ns_cert_type; /**< Optional Netscape certificate type extension value: See the values below */ + + x509_buf sig_oid2; /**< Signature algorithm. Must match sig_oid1. */ + x509_buf sig; /**< Signature: hash of the tbs part signed with the private key. */ + int sig_alg; /**< Internal representation of the signature algorithm, e.g. SIG_RSA_MD2 */ + + struct _x509_cert *next; /**< Next certificate in the CA-chain. */ +} +x509_cert; + +/** + * Certificate revocation list entry. + * Contains the CA-specific serial numbers and revocation dates. + */ +typedef struct _x509_crl_entry +{ + x509_buf raw; + + x509_buf serial; + + x509_time revocation_date; + + x509_buf entry_ext; + + struct _x509_crl_entry *next; +} +x509_crl_entry; + +/** + * Certificate revocation list structure. + * Every CRL may have multiple entries. + */ +typedef struct _x509_crl +{ + x509_buf raw; /**< The raw certificate data (DER). */ + x509_buf tbs; /**< The raw certificate body (DER). The part that is To Be Signed. */ + + int version; + x509_buf sig_oid1; + + x509_buf issuer_raw; /**< The raw issuer data (DER). */ + + x509_name issuer; /**< The parsed issuer data (named information object). */ + + x509_time this_update; + x509_time next_update; + + x509_crl_entry entry; /**< The CRL entries containing the certificate revocation times for this CA. */ + + x509_buf crl_ext; + + x509_buf sig_oid2; + x509_buf sig; + int sig_alg; + + struct _x509_crl *next; +} +x509_crl; +/** \} name Structures for parsing X.509 certificates and CRLs */ +/** \} addtogroup x509_module */ + +/** + * \name Structures for writing X.509 certificates. + * XvP: commented out as they are not used. + * - <tt>typedef struct _x509_node x509_node;</tt> + * - <tt>typedef struct _x509_raw x509_raw;</tt> + */ +/* +typedef struct _x509_node +{ + unsigned char *data; + unsigned char *p; + unsigned char *end; + + size_t len; +} +x509_node; + +typedef struct _x509_raw +{ + x509_node raw; + x509_node tbs; + + x509_node version; + x509_node serial; + x509_node tbs_signalg; + x509_node issuer; + x509_node validity; + x509_node subject; + x509_node subpubkey; + + x509_node signalg; + x509_node sign; +} +x509_raw; +*/ + +#ifdef __cplusplus +extern "C" { +#endif + +/** + * \name Functions to read in DHM parameters, a certificate, CRL or private RSA key + * \{ + */ + +/** \ingroup x509_module */ +/** + * \brief Parse one or more certificates and add them + * to the chained list. Parses permissively. If some + * certificates can be parsed, the result is the number + * of failed certificates it encountered. If none complete + * correctly, the first error is returned. + * + * \param chain points to the start of the chain + * \param buf buffer holding the certificate data + * \param buflen size of the buffer + * + * \return 0 if all certificates parsed successfully, a positive number + * if partly successful or a specific X509 or PEM error code + */ +int x509parse_crt( x509_cert *chain, const unsigned char *buf, size_t buflen ); + +/** \ingroup x509_module */ +/** + * \brief Load one or more certificates and add them + * to the chained list. Parses permissively. If some + * certificates can be parsed, the result is the number + * of failed certificates it encountered. If none complete + * correctly, the first error is returned. + * + * \param chain points to the start of the chain + * \param path filename to read the certificates from + * + * \return 0 if all certificates parsed successfully, a positive number + * if partly successful or a specific X509 or PEM error code + */ +int x509parse_crtfile( x509_cert *chain, const char *path ); + +/** \ingroup x509_module */ +/** + * \brief Parse one or more CRLs and add them + * to the chained list + * + * \param chain points to the start of the chain + * \param buf buffer holding the CRL data + * \param buflen size of the buffer + * + * \return 0 if successful, or a specific X509 or PEM error code + */ +int x509parse_crl( x509_crl *chain, const unsigned char *buf, size_t buflen ); + +/** \ingroup x509_module */ +/** + * \brief Load one or more CRLs and add them + * to the chained list + * + * \param chain points to the start of the chain + * \param path filename to read the CRLs from + * + * \return 0 if successful, or a specific X509 or PEM error code + */ +int x509parse_crlfile( x509_crl *chain, const char *path ); + +/** \ingroup x509_module */ +/** + * \brief Parse a private RSA key + * + * \param rsa RSA context to be initialized + * \param key input buffer + * \param keylen size of the buffer + * \param pwd password for decryption (optional) + * \param pwdlen size of the password + * + * \return 0 if successful, or a specific X509 or PEM error code + */ +int x509parse_key( rsa_context *rsa, + const unsigned char *key, size_t keylen, + const unsigned char *pwd, size_t pwdlen ); + +/** \ingroup x509_module */ +/** + * \brief Load and parse a private RSA key + * + * \param rsa RSA context to be initialized + * \param path filename to read the private key from + * \param password password to decrypt the file (can be NULL) + * + * \return 0 if successful, or a specific X509 or PEM error code + */ +int x509parse_keyfile( rsa_context *rsa, const char *path, + const char *password ); + +/** \ingroup x509_module */ +/** + * \brief Parse a public RSA key + * + * \param rsa RSA context to be initialized + * \param key input buffer + * \param keylen size of the buffer + * + * \return 0 if successful, or a specific X509 or PEM error code + */ +int x509parse_public_key( rsa_context *rsa, + const unsigned char *key, size_t keylen ); + +/** \ingroup x509_module */ +/** + * \brief Load and parse a public RSA key + * + * \param rsa RSA context to be initialized + * \param path filename to read the private key from + * + * \return 0 if successful, or a specific X509 or PEM error code + */ +int x509parse_public_keyfile( rsa_context *rsa, const char *path ); + +/** \ingroup x509_module */ +/** + * \brief Parse DHM parameters + * + * \param dhm DHM context to be initialized + * \param dhmin input buffer + * \param dhminlen size of the buffer + * + * \return 0 if successful, or a specific X509 or PEM error code + */ +int x509parse_dhm( dhm_context *dhm, const unsigned char *dhmin, size_t dhminlen ); + +/** \ingroup x509_module */ +/** + * \brief Load and parse DHM parameters + * + * \param dhm DHM context to be initialized + * \param path filename to read the DHM Parameters from + * + * \return 0 if successful, or a specific X509 or PEM error code + */ +int x509parse_dhmfile( dhm_context *dhm, const char *path ); + +/** \} name Functions to read in DHM parameters, a certificate, CRL or private RSA key */ + +/** + * \brief Store the certificate DN in printable form into buf; + * no more than size characters will be written. + * + * \param buf Buffer to write to + * \param size Maximum size of buffer + * \param dn The X509 name to represent + * + * \return The amount of data written to the buffer, or -1 in + * case of an error. + */ +int x509parse_dn_gets( char *buf, size_t size, const x509_name *dn ); + +/** + * \brief Store the certificate serial in printable form into buf; + * no more than size characters will be written. + * + * \param buf Buffer to write to + * \param size Maximum size of buffer + * \param serial The X509 serial to represent + * + * \return The amount of data written to the buffer, or -1 in + * case of an error. + */ +int x509parse_serial_gets( char *buf, size_t size, const x509_buf *serial ); + +/** + * \brief Returns an informational string about the + * certificate. + * + * \param buf Buffer to write to + * \param size Maximum size of buffer + * \param prefix A line prefix + * \param crt The X509 certificate to represent + * + * \return The amount of data written to the buffer, or -1 in + * case of an error. + */ +int x509parse_cert_info( char *buf, size_t size, const char *prefix, + const x509_cert *crt ); + +/** + * \brief Returns an informational string about the + * CRL. + * + * \param buf Buffer to write to + * \param size Maximum size of buffer + * \param prefix A line prefix + * \param crl The X509 CRL to represent + * + * \return The amount of data written to the buffer, or -1 in + * case of an error. + */ +int x509parse_crl_info( char *buf, size_t size, const char *prefix, + const x509_crl *crl ); + +/** + * \brief Give an known OID, return its descriptive string. + * + * \param oid buffer containing the oid + * + * \return Return a string if the OID is known, + * or NULL otherwise. + */ +const char *x509_oid_get_description( x509_buf *oid ); + +/* + * \brief Give an OID, return a string version of its OID number. + * + * \param buf Buffer to write to + * \param size Maximum size of buffer + * \param oid Buffer containing the OID + * + * \return The amount of data written to the buffer, or -1 in + * case of an error. + */ +int x509_oid_get_numeric_string( char *buf, size_t size, x509_buf *oid ); + +/** + * \brief Check a given x509_time against the system time and check + * if it is valid. + * + * \param time x509_time to check + * + * \return Return 0 if the x509_time is still valid, + * or 1 otherwise. + */ +int x509parse_time_expired( const x509_time *time ); + +/** + * \name Functions to verify a certificate + * \{ + */ +/** \ingroup x509_module */ +/** + * \brief Verify the certificate signature + * + * \param crt a certificate to be verified + * \param trust_ca the trusted CA chain + * \param ca_crl the CRL chain for trusted CA's + * \param cn expected Common Name (can be set to + * NULL if the CN must not be verified) + * \param flags result of the verification + * \param f_vrfy verification function + * \param p_vrfy verification parameter + * + * \return 0 if successful or POLARSSL_ERR_X509_SIG_VERIFY_FAILED, + * in which case *flags will have one or more of + * the following values set: + * BADCERT_EXPIRED -- + * BADCERT_REVOKED -- + * BADCERT_CN_MISMATCH -- + * BADCERT_NOT_TRUSTED + * + * \note TODO: add two arguments, depth and crl + */ +int x509parse_verify( x509_cert *crt, + x509_cert *trust_ca, + x509_crl *ca_crl, + const char *cn, int *flags, + int (*f_vrfy)(void *, x509_cert *, int, int), + void *p_vrfy ); + +/** + * \brief Verify the certificate signature + * + * \param crt a certificate to be verified + * \param crl the CRL to verify against + * + * \return 1 if the certificate is revoked, 0 otherwise + * + */ +int x509parse_revoked( const x509_cert *crt, const x509_crl *crl ); + +/** \} name Functions to verify a certificate */ + + + +/** + * \name Functions to clear a certificate, CRL or private RSA key + * \{ + */ +/** \ingroup x509_module */ +/** + * \brief Unallocate all certificate data + * + * \param crt Certificate chain to free + */ +void x509_free( x509_cert *crt ); + +/** \ingroup x509_module */ +/** + * \brief Unallocate all CRL data + * + * \param crl CRL chain to free + */ +void x509_crl_free( x509_crl *crl ); + +/** \} name Functions to clear a certificate, CRL or private RSA key */ + + +/** + * \brief Checkup routine + * + * \return 0 if successful, or 1 if the test failed + */ +int x509_self_test( int verbose ); + +#ifdef __cplusplus +} +#endif + +#endif /* x509.h */ diff --git a/polarssl/src/include/polarssl/x509write.h b/polarssl/src/include/polarssl/x509write.h new file mode 100644 index 0000000..8ce3d86 --- /dev/null +++ b/polarssl/src/include/polarssl/x509write.h @@ -0,0 +1,46 @@ +/** + * \file x509write.h + * + * \brief X509 buffer writing functionality + * + * Copyright (C) 2006-2012, Brainspark B.V. + * + * This file is part of PolarSSL (http://www.polarssl.org) + * Lead Maintainer: Paul Bakker <polarssl_maintainer at polarssl.org> + * + * All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ +#ifndef POLARSSL_X509_WRITE_H +#define POLARSSL_X509_WRITE_H + +#include "rsa.h" + +typedef struct _x509_req_name +{ + char oid[128]; + char name[128]; + + struct _x509_req_name *next; +} +x509_req_name; + +int x509_write_pubkey_der( unsigned char *buf, size_t size, rsa_context *rsa ); +int x509_write_key_der( unsigned char *buf, size_t size, rsa_context *rsa ); +int x509_write_cert_req( unsigned char *buf, size_t size, rsa_context *rsa, + x509_req_name *req_name, int hash_id ); + +#endif /* POLARSSL_X509_WRITE_H */ diff --git a/polarssl/src/include/polarssl/xtea.h b/polarssl/src/include/polarssl/xtea.h new file mode 100644 index 0000000..e2adb87 --- /dev/null +++ b/polarssl/src/include/polarssl/xtea.h @@ -0,0 +1,111 @@ +/** + * \file xtea.h + * + * \brief XTEA block cipher (32-bit) + * + * Copyright (C) 2006-2010, Brainspark B.V. + * + * This file is part of PolarSSL (http://www.polarssl.org) + * Lead Maintainer: Paul Bakker <polarssl_maintainer at polarssl.org> + * + * All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ +#ifndef POLARSSL_XTEA_H +#define POLARSSL_XTEA_H + +#include <string.h> + +#ifdef _MSC_VER +#include <basetsd.h> +typedef UINT32 uint32_t; +#else +#include <inttypes.h> +#endif + +#define XTEA_ENCRYPT 1 +#define XTEA_DECRYPT 0 + +#define POLARSSL_ERR_XTEA_INVALID_INPUT_LENGTH -0x0028 /**< The data input has an invalid length. */ + +/** + * \brief XTEA context structure + */ +typedef struct +{ + uint32_t k[4]; /*!< key */ +} +xtea_context; + +#ifdef __cplusplus +extern "C" { +#endif + +/** + * \brief XTEA key schedule + * + * \param ctx XTEA context to be initialized + * \param key the secret key + */ +void xtea_setup( xtea_context *ctx, unsigned char key[16] ); + +/** + * \brief XTEA cipher function + * + * \param ctx XTEA context + * \param mode XTEA_ENCRYPT or XTEA_DECRYPT + * \param input 8-byte input block + * \param output 8-byte output block + * + * \return 0 if successful + */ +int xtea_crypt_ecb( xtea_context *ctx, + int mode, + unsigned char input[8], + unsigned char output[8] ); + +/** + * \brief XTEA CBC cipher function + * + * \param ctx XTEA context + * \param mode XTEA_ENCRYPT or XTEA_DECRYPT + * \param length the length of input, multiple of 8 + * \param iv initialization vector for CBC mode + * \param input input block + * \param output output block + * + * \return 0 if successful, + * POLARSSL_ERR_XTEA_INVALID_INPUT_LENGTH if the length % 8 != 0 + */ +int xtea_crypt_cbc( xtea_context *ctx, + int mode, + size_t length, + unsigned char iv[8], + unsigned char *input, + unsigned char *output); + +/* + * \brief Checkup routine + * + * \return 0 if successful, or 1 if the test failed + */ +int xtea_self_test( int verbose ); + +#ifdef __cplusplus +} +#endif + +#endif /* xtea.h */ |