From 81db488ebe397ddba4e51e04c0719023ef18cf70 Mon Sep 17 00:00:00 2001 From: Michał Cichoń Date: Sun, 6 May 2012 01:46:56 +0200 Subject: Replace axTLS with PolarSSL as it does not handle secure connections well enough. --- polarssl/src/include/polarssl/openssl.h | 136 ++++++++++++++++++++++++++++++++ 1 file changed, 136 insertions(+) create mode 100644 polarssl/src/include/polarssl/openssl.h (limited to 'polarssl/src/include/polarssl/openssl.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 + * + * 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 */ -- cgit v1.2.3