From 02f5c2ed34d16c9809b488b5a5082c40bb0f3188 Mon Sep 17 00:00:00 2001 From: Michał Cichoń Date: Thu, 27 Aug 2015 21:12:00 +0200 Subject: Remove libcurl as it was replaced by WinHTTP. --- libcurl/src/lib/http_negotiate_sspi.c | 298 ---------------------------------- 1 file changed, 298 deletions(-) delete mode 100644 libcurl/src/lib/http_negotiate_sspi.c (limited to 'libcurl/src/lib/http_negotiate_sspi.c') diff --git a/libcurl/src/lib/http_negotiate_sspi.c b/libcurl/src/lib/http_negotiate_sspi.c deleted file mode 100644 index efd2164..0000000 --- a/libcurl/src/lib/http_negotiate_sspi.c +++ /dev/null @@ -1,298 +0,0 @@ -/*************************************************************************** - * _ _ ____ _ - * Project ___| | | | _ \| | - * / __| | | | |_) | | - * | (__| |_| | _ <| |___ - * \___|\___/|_| \_\_____| - * - * Copyright (C) 1998 - 2015, Daniel Stenberg, , et al. - * - * This software is licensed as described in the file COPYING, which - * you should have received as part of this distribution. The terms - * are also available at http://curl.haxx.se/docs/copyright.html. - * - * You may opt to use, copy, modify, merge, publish, distribute and/or sell - * copies of the Software, and permit persons to whom the Software is - * furnished to do so, under the terms of the COPYING file. - * - * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY - * KIND, either express or implied. - * - ***************************************************************************/ - -#include "curl_setup.h" - -#ifdef USE_WINDOWS_SSPI - -#if !defined(CURL_DISABLE_HTTP) && defined(USE_SPNEGO) - -#include "urldata.h" -#include "sendf.h" -#include "rawstr.h" -#include "warnless.h" -#include "curl_base64.h" -#include "curl_sasl.h" -#include "http_negotiate.h" -#include "curl_multibyte.h" -#include "curl_printf.h" - -/* The last #include files should be: */ -#include "curl_memory.h" -#include "memdebug.h" - -CURL_STATIC CURLcode Curl_input_negotiate(struct connectdata *conn, bool proxy, - const char *header) -{ - BYTE *input_token = NULL; - SecBufferDesc out_buff_desc; - SecBuffer out_sec_buff; - SecBufferDesc in_buff_desc; - SecBuffer in_sec_buff; - SECURITY_STATUS status; - unsigned long attrs; - TimeStamp expiry; /* For Windows 9x compatibility of SSPI calls */ - size_t len = 0, input_token_len = 0; - CURLcode result; - - /* Point to the username and password */ - const char *userp; - const char *passwdp; - - /* Point to the correct struct with this */ - struct negotiatedata *neg_ctx; - - if(proxy) { - userp = conn->proxyuser; - passwdp = conn->proxypasswd; - neg_ctx = &conn->data->state.proxyneg; - } - else { - userp = conn->user; - passwdp = conn->passwd; - neg_ctx = &conn->data->state.negotiate; - } - - /* Not set means empty */ - if(!userp) - userp = ""; - - if(!passwdp) - passwdp = ""; - - if(neg_ctx->context && neg_ctx->status == SEC_E_OK) { - /* We finished successfully our part of authentication, but server - * rejected it (since we're again here). Exit with an error since we - * can't invent anything better */ - Curl_cleanup_negotiate(conn->data); - return CURLE_LOGIN_DENIED; - } - - if(!neg_ctx->server_name) { - /* Check proxy auth requested but no given proxy name */ - if(proxy && !conn->proxy.name) - return CURLE_BAD_FUNCTION_ARGUMENT; - - /* Generate our SPN */ - neg_ctx->server_name = Curl_sasl_build_spn("HTTP", - proxy ? conn->proxy.name : - conn->host.name); - if(!neg_ctx->server_name) - return CURLE_OUT_OF_MEMORY; - } - - if(!neg_ctx->output_token) { - PSecPkgInfo SecurityPackage; - status = s_pSecFn->QuerySecurityPackageInfo((TCHAR *) - TEXT(SP_NAME_NEGOTIATE), - &SecurityPackage); - if(status != SEC_E_OK) - return CURLE_NOT_BUILT_IN; - - /* Allocate input and output buffers according to the max token size - as indicated by the security package */ - neg_ctx->token_max = SecurityPackage->cbMaxToken; - neg_ctx->output_token = malloc(neg_ctx->token_max); - s_pSecFn->FreeContextBuffer(SecurityPackage); - } - - /* Obtain the input token, if any */ - header += strlen("Negotiate"); - while(*header && ISSPACE(*header)) - header++; - - len = strlen(header); - if(!len) { - /* Is this the first call in a new negotiation? */ - if(neg_ctx->context) { - /* The server rejected our authentication and hasn't suppled any more - negotiation mechanisms */ - return CURLE_LOGIN_DENIED; - } - - /* We have to acquire credentials and allocate memory for the context */ - neg_ctx->credentials = malloc(sizeof(CredHandle)); - neg_ctx->context = malloc(sizeof(CtxtHandle)); - - if(!neg_ctx->credentials || !neg_ctx->context) - return CURLE_OUT_OF_MEMORY; - - if(userp && *userp) { - /* Populate our identity structure */ - result = Curl_create_sspi_identity(userp, passwdp, &neg_ctx->identity); - if(result) - return result; - - /* Allow proper cleanup of the identity structure */ - neg_ctx->p_identity = &neg_ctx->identity; - } - else - /* Use the current Windows user */ - neg_ctx->p_identity = NULL; - - /* Acquire our credientials handle */ - neg_ctx->status = - s_pSecFn->AcquireCredentialsHandle(NULL, - (TCHAR *) TEXT(SP_NAME_NEGOTIATE), - SECPKG_CRED_OUTBOUND, NULL, - neg_ctx->p_identity, NULL, NULL, - neg_ctx->credentials, &expiry); - if(neg_ctx->status != SEC_E_OK) - return CURLE_LOGIN_DENIED; - } - else { - result = Curl_base64_decode(header, - (unsigned char **)&input_token, - &input_token_len); - if(result) - return result; - - if(!input_token_len) { - infof(conn->data, - "Negotiate handshake failure (empty challenge message)\n"); - - return CURLE_BAD_CONTENT_ENCODING; - } - } - - /* Setup the "output" security buffer */ - out_buff_desc.ulVersion = SECBUFFER_VERSION; - out_buff_desc.cBuffers = 1; - out_buff_desc.pBuffers = &out_sec_buff; - out_sec_buff.BufferType = SECBUFFER_TOKEN; - out_sec_buff.pvBuffer = neg_ctx->output_token; - out_sec_buff.cbBuffer = curlx_uztoul(neg_ctx->token_max); - - /* Setup the "input" security buffer if present */ - if(input_token) { - in_buff_desc.ulVersion = SECBUFFER_VERSION; - in_buff_desc.cBuffers = 1; - in_buff_desc.pBuffers = &in_sec_buff; - in_sec_buff.BufferType = SECBUFFER_TOKEN; - in_sec_buff.pvBuffer = input_token; - in_sec_buff.cbBuffer = curlx_uztoul(input_token_len); - } - - /* Generate our message */ - neg_ctx->status = s_pSecFn->InitializeSecurityContext( - neg_ctx->credentials, - input_token ? neg_ctx->context : NULL, - neg_ctx->server_name, - ISC_REQ_CONFIDENTIALITY, - 0, - SECURITY_NATIVE_DREP, - input_token ? &in_buff_desc : NULL, - 0, - neg_ctx->context, - &out_buff_desc, - &attrs, - &expiry); - - free(input_token); - - if(GSS_ERROR(neg_ctx->status)) - return CURLE_OUT_OF_MEMORY; - - if(neg_ctx->status == SEC_I_COMPLETE_NEEDED || - neg_ctx->status == SEC_I_COMPLETE_AND_CONTINUE) { - neg_ctx->status = s_pSecFn->CompleteAuthToken(neg_ctx->context, - &out_buff_desc); - if(GSS_ERROR(neg_ctx->status)) - return CURLE_RECV_ERROR; - } - - neg_ctx->output_token_length = out_sec_buff.cbBuffer; - - return CURLE_OK; -} - -CURL_STATIC CURLcode Curl_output_negotiate(struct connectdata *conn, bool proxy) -{ - struct negotiatedata *neg_ctx = proxy?&conn->data->state.proxyneg: - &conn->data->state.negotiate; - char *encoded = NULL; - size_t len = 0; - char *userp; - CURLcode error; - - error = Curl_base64_encode(conn->data, - (const char*)neg_ctx->output_token, - neg_ctx->output_token_length, - &encoded, &len); - if(error) - return error; - - if(!len) - return CURLE_REMOTE_ACCESS_DENIED; - - userp = aprintf("%sAuthorization: Negotiate %s\r\n", proxy ? "Proxy-" : "", - encoded); - - if(proxy) { - Curl_safefree(conn->allocptr.proxyuserpwd); - conn->allocptr.proxyuserpwd = userp; - } - else { - Curl_safefree(conn->allocptr.userpwd); - conn->allocptr.userpwd = userp; - } - free(encoded); - return (userp == NULL) ? CURLE_OUT_OF_MEMORY : CURLE_OK; -} - -static void cleanup(struct negotiatedata *neg_ctx) -{ - /* Free our security context */ - if(neg_ctx->context) { - s_pSecFn->DeleteSecurityContext(neg_ctx->context); - free(neg_ctx->context); - neg_ctx->context = NULL; - } - - /* Free our credentials handle */ - if(neg_ctx->credentials) { - s_pSecFn->FreeCredentialsHandle(neg_ctx->credentials); - free(neg_ctx->credentials); - neg_ctx->credentials = NULL; - } - - /* Free our identity */ - Curl_sspi_free_identity(neg_ctx->p_identity); - neg_ctx->p_identity = NULL; - - /* Free the SPN and output token */ - Curl_safefree(neg_ctx->server_name); - Curl_safefree(neg_ctx->output_token); - - /* Reset any variables */ - neg_ctx->token_max = 0; -} - -CURL_STATIC void Curl_cleanup_negotiate(struct SessionHandle *data) -{ - cleanup(&data->state.negotiate); - cleanup(&data->state.proxyneg); -} - -#endif /* !CURL_DISABLE_HTTP && USE_SPNEGO */ - -#endif /* USE_WINDOWS_SSPI */ -- cgit v1.2.3