| /*************************************************************************** |
| * _ _ ____ _ |
| * Project ___| | | | _ \| | |
| * / __| | | | |_) | | |
| * | (__| |_| | _ <| |___ |
| * \___|\___/|_| \_\_____| |
| * |
| * Copyright (C) 2010 - 2011, Hoi-Ho Chan, <hoiho.chan@gmail.com> |
| * Copyright (C) 2012 - 2013, Daniel Stenberg, <daniel@haxx.se>, 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. |
| * |
| ***************************************************************************/ |
| |
| /* |
| * Source file for all PolarSSL-specific code for the TLS/SSL layer. No code |
| * but sslgen.c should ever call or use these functions. |
| * |
| */ |
| |
| #include "curl_setup.h" |
| |
| #ifdef USE_POLARSSL |
| |
| #include <polarssl/net.h> |
| #include <polarssl/ssl.h> |
| #include <polarssl/certs.h> |
| #include <polarssl/x509.h> |
| #include <polarssl/version.h> |
| |
| #if POLARSSL_VERSION_NUMBER >= 0x01000000 |
| #include <polarssl/error.h> |
| #endif /* POLARSSL_VERSION_NUMBER >= 0x01000000 */ |
| |
| #if POLARSSL_VERSION_NUMBER>0x01010000 |
| #include <polarssl/entropy.h> |
| #include <polarssl/ctr_drbg.h> |
| #else |
| #include <polarssl/havege.h> |
| #endif /* POLARSSL_VERSION_NUMBER>0x01010000 */ |
| |
| |
| #if POLARSSL_VERSION_NUMBER<0x01000000 |
| /* |
| Earlier versions of polarssl had no WANT_READ or WANT_WRITE, only TRY_AGAIN |
| */ |
| #define POLARSSL_ERR_NET_WANT_READ POLARSSL_ERR_NET_TRY_AGAIN |
| #define POLARSSL_ERR_NET_WANT_WRITE POLARSSL_ERR_NET_TRY_AGAIN |
| #endif |
| |
| #include "urldata.h" |
| #include "sendf.h" |
| #include "inet_pton.h" |
| #include "polarssl.h" |
| #include "sslgen.h" |
| #include "parsedate.h" |
| #include "connect.h" /* for the connect timeout */ |
| #include "select.h" |
| #include "rawstr.h" |
| #include "polarssl_threadlock.h" |
| |
| #define _MPRINTF_REPLACE /* use our functions only */ |
| #include <curl/mprintf.h> |
| #include "curl_memory.h" |
| /* The last #include file should be: */ |
| #include "memdebug.h" |
| |
| /* apply threading? */ |
| #if defined(USE_THREADS_POSIX) || defined(USE_THREADS_WIN32) |
| #define THREADING_SUPPORT |
| #endif |
| |
| #if defined(THREADING_SUPPORT) && POLARSSL_VERSION_NUMBER>0x01010000 |
| static entropy_context entropy; |
| |
| static int entropy_init_initialized = 0; |
| |
| /* start of entropy_init_mutex() */ |
| static void entropy_init_mutex(entropy_context *ctx) |
| { |
| /* lock 0 = entropy_init_mutex() */ |
| polarsslthreadlock_lock_function(0); |
| if(entropy_init_initialized == 0) { |
| entropy_init(ctx); |
| entropy_init_initialized = 1; |
| } |
| polarsslthreadlock_unlock_function(0); |
| } |
| /* end of entropy_init_mutex() */ |
| |
| /* start of entropy_func_mutex() */ |
| static int entropy_func_mutex(void *data, unsigned char *output, size_t len) |
| { |
| int ret; |
| /* lock 1 = entropy_func_mutex() */ |
| polarsslthreadlock_lock_function(1); |
| ret = entropy_func(data, output, len); |
| polarsslthreadlock_unlock_function(1); |
| |
| return ret; |
| } |
| /* end of entropy_func_mutex() */ |
| |
| #endif /* THREADING_SUPPORT && POLARSSL_VERSION_NUMBER>0x01010000 */ |
| |
| /* Define this to enable lots of debugging for PolarSSL */ |
| #undef POLARSSL_DEBUG |
| |
| #ifdef POLARSSL_DEBUG |
| static void polarssl_debug(void *context, int level, char *line) |
| { |
| struct SessionHandle *data = NULL; |
| |
| if(!context) |
| return; |
| |
| data = (struct SessionHandle *)context; |
| |
| infof(data, "%s\n", line); |
| } |
| #else |
| #endif |
| |
| static Curl_recv polarssl_recv; |
| static Curl_send polarssl_send; |
| |
| |
| static CURLcode |
| polarssl_connect_step1(struct connectdata *conn, |
| int sockindex) |
| { |
| struct SessionHandle *data = conn->data; |
| struct ssl_connect_data* connssl = &conn->ssl[sockindex]; |
| |
| bool sni = TRUE; /* default is SNI enabled */ |
| int ret = -1; |
| #ifdef ENABLE_IPV6 |
| struct in6_addr addr; |
| #else |
| struct in_addr addr; |
| #endif |
| void *old_session = NULL; |
| size_t old_session_size = 0; |
| |
| char errorbuf[128]; |
| memset(errorbuf, 0, sizeof(errorbuf)); |
| |
| |
| /* PolarSSL only supports SSLv3 and TLSv1 */ |
| if(data->set.ssl.version == CURL_SSLVERSION_SSLv2) { |
| failf(data, "PolarSSL does not support SSLv2"); |
| return CURLE_SSL_CONNECT_ERROR; |
| } |
| else if(data->set.ssl.version == CURL_SSLVERSION_SSLv3) |
| sni = FALSE; /* SSLv3 has no SNI */ |
| |
| #if POLARSSL_VERSION_NUMBER<0x01010000 |
| havege_init(&connssl->hs); |
| #else |
| #ifdef THREADING_SUPPORT |
| entropy_init_mutex(&entropy); |
| |
| if((ret = ctr_drbg_init(&connssl->ctr_drbg, entropy_func_mutex, &entropy, |
| connssl->ssn.id, connssl->ssn.length)) != 0) { |
| #ifdef POLARSSL_ERROR_C |
| error_strerror(ret, errorbuf, sizeof(errorbuf)); |
| #endif /* POLARSSL_ERROR_C */ |
| failf(data, "Failed - PolarSSL: ctr_drbg_init returned (-0x%04X) %s\n", |
| -ret, errorbuf); |
| } |
| #else |
| entropy_init(&connssl->entropy); |
| |
| if((ret = ctr_drbg_init(&connssl->ctr_drbg, entropy_func, &connssl->entropy, |
| connssl->ssn.id, connssl->ssn.length)) != 0) { |
| #ifdef POLARSSL_ERROR_C |
| error_strerror(ret, errorbuf, sizeof(errorbuf)); |
| #endif /* POLARSSL_ERROR_C */ |
| failf(data, "Failed - PolarSSL: ctr_drbg_init returned (-0x%04X) %s\n", |
| -ret, errorbuf); |
| } |
| #endif /* THREADING_SUPPORT */ |
| #endif /* POLARSSL_VERSION_NUMBER<0x01010000 */ |
| |
| /* Load the trusted CA */ |
| memset(&connssl->cacert, 0, sizeof(x509_cert)); |
| |
| if(data->set.str[STRING_SSL_CAFILE]) { |
| ret = x509parse_crtfile(&connssl->cacert, |
| data->set.str[STRING_SSL_CAFILE]); |
| |
| if(ret<0) { |
| #ifdef POLARSSL_ERROR_C |
| error_strerror(ret, errorbuf, sizeof(errorbuf)); |
| #endif /* POLARSSL_ERROR_C */ |
| failf(data, "Error reading ca cert file %s - PolarSSL: (-0x%04X) %s", |
| data->set.str[STRING_SSL_CAFILE], -ret, errorbuf); |
| |
| if(data->set.ssl.verifypeer) |
| return CURLE_SSL_CACERT_BADFILE; |
| } |
| } |
| |
| /* Load the client certificate */ |
| memset(&connssl->clicert, 0, sizeof(x509_cert)); |
| |
| if(data->set.str[STRING_CERT]) { |
| ret = x509parse_crtfile(&connssl->clicert, |
| data->set.str[STRING_CERT]); |
| |
| if(ret) { |
| #ifdef POLARSSL_ERROR_C |
| error_strerror(ret, errorbuf, sizeof(errorbuf)); |
| #endif /* POLARSSL_ERROR_C */ |
| failf(data, "Error reading client cert file %s - PolarSSL: (-0x%04X) %s", |
| data->set.str[STRING_CERT], -ret, errorbuf); |
| |
| return CURLE_SSL_CERTPROBLEM; |
| } |
| } |
| |
| /* Load the client private key */ |
| if(data->set.str[STRING_KEY]) { |
| ret = x509parse_keyfile(&connssl->rsa, |
| data->set.str[STRING_KEY], |
| data->set.str[STRING_KEY_PASSWD]); |
| |
| if(ret) { |
| #ifdef POLARSSL_ERROR_C |
| error_strerror(ret, errorbuf, sizeof(errorbuf)); |
| #endif /* POLARSSL_ERROR_C */ |
| failf(data, "Error reading private key %s - PolarSSL: (-0x%04X) %s", |
| data->set.str[STRING_KEY], -ret, errorbuf); |
| |
| return CURLE_SSL_CERTPROBLEM; |
| } |
| } |
| |
| /* Load the CRL */ |
| memset(&connssl->crl, 0, sizeof(x509_crl)); |
| |
| if(data->set.str[STRING_SSL_CRLFILE]) { |
| ret = x509parse_crlfile(&connssl->crl, |
| data->set.str[STRING_SSL_CRLFILE]); |
| |
| if(ret) { |
| #ifdef POLARSSL_ERROR_C |
| error_strerror(ret, errorbuf, sizeof(errorbuf)); |
| #endif /* POLARSSL_ERROR_C */ |
| failf(data, "Error reading CRL file %s - PolarSSL: (-0x%04X) %s", |
| data->set.str[STRING_SSL_CRLFILE], -ret, errorbuf); |
| |
| return CURLE_SSL_CRL_BADFILE; |
| } |
| } |
| |
| infof(data, "PolarSSL: Connecting to %s:%d\n", |
| conn->host.name, conn->remote_port); |
| |
| if(ssl_init(&connssl->ssl)) { |
| failf(data, "PolarSSL: ssl_init failed"); |
| return CURLE_SSL_CONNECT_ERROR; |
| } |
| |
| ssl_set_endpoint(&connssl->ssl, SSL_IS_CLIENT); |
| ssl_set_authmode(&connssl->ssl, SSL_VERIFY_OPTIONAL); |
| |
| #if POLARSSL_VERSION_NUMBER<0x01010000 |
| ssl_set_rng(&connssl->ssl, havege_rand, |
| &connssl->hs); |
| #else |
| ssl_set_rng(&connssl->ssl, ctr_drbg_random, |
| &connssl->ctr_drbg); |
| #endif /* POLARSSL_VERSION_NUMBER<0x01010000 */ |
| ssl_set_bio(&connssl->ssl, |
| net_recv, &conn->sock[sockindex], |
| net_send, &conn->sock[sockindex]); |
| |
| |
| #if POLARSSL_VERSION_NUMBER<0x01000000 |
| ssl_set_ciphers(&connssl->ssl, ssl_default_ciphers); |
| #else |
| ssl_set_ciphersuites(&connssl->ssl, ssl_default_ciphersuites); |
| #endif |
| if(!Curl_ssl_getsessionid(conn, &old_session, &old_session_size)) { |
| memcpy(&connssl->ssn, old_session, old_session_size); |
| infof(data, "PolarSSL re-using session\n"); |
| } |
| |
| /* PolarSSL SVN revision r1316 to r1317, matching <1.2.0 is to cover Ubuntu's |
| 1.1.4 version and the like */ |
| #if POLARSSL_VERSION_NUMBER<0x01020000 |
| ssl_set_session(&connssl->ssl, 1, 600, |
| &connssl->ssn); |
| #else |
| ssl_set_session(&connssl->ssl, |
| &connssl->ssn); |
| #endif |
| |
| ssl_set_ca_chain(&connssl->ssl, |
| &connssl->cacert, |
| &connssl->crl, |
| conn->host.name); |
| |
| ssl_set_own_cert(&connssl->ssl, |
| &connssl->clicert, &connssl->rsa); |
| |
| if(!Curl_inet_pton(AF_INET, conn->host.name, &addr) && |
| #ifdef ENABLE_IPV6 |
| !Curl_inet_pton(AF_INET6, conn->host.name, &addr) && |
| #endif |
| sni && ssl_set_hostname(&connssl->ssl, conn->host.name)) { |
| infof(data, "WARNING: failed to configure " |
| "server name indication (SNI) TLS extension\n"); |
| } |
| |
| #ifdef POLARSSL_DEBUG |
| ssl_set_dbg(&connssl->ssl, polarssl_debug, data); |
| #endif |
| |
| connssl->connecting_state = ssl_connect_2; |
| |
| return CURLE_OK; |
| } |
| |
| static CURLcode |
| polarssl_connect_step2(struct connectdata *conn, |
| int sockindex) |
| { |
| int ret; |
| struct SessionHandle *data = conn->data; |
| struct ssl_connect_data* connssl = &conn->ssl[sockindex]; |
| char buffer[1024]; |
| |
| char errorbuf[128]; |
| memset(errorbuf, 0, sizeof(errorbuf)); |
| |
| conn->recv[sockindex] = polarssl_recv; |
| conn->send[sockindex] = polarssl_send; |
| |
| for(;;) { |
| if(!(ret = ssl_handshake(&connssl->ssl))) |
| break; |
| else if(ret != POLARSSL_ERR_NET_WANT_READ && |
| ret != POLARSSL_ERR_NET_WANT_WRITE) { |
| #ifdef POLARSSL_ERROR_C |
| error_strerror(ret, errorbuf, sizeof(errorbuf)); |
| #endif /* POLARSSL_ERROR_C */ |
| failf(data, "ssl_handshake returned - PolarSSL: (-0x%04X) %s", |
| -ret, errorbuf); |
| |
| return CURLE_SSL_CONNECT_ERROR; |
| } |
| else { |
| if(ret == POLARSSL_ERR_NET_WANT_READ) { |
| connssl->connecting_state = ssl_connect_2_reading; |
| return CURLE_OK; |
| } |
| if(ret == POLARSSL_ERR_NET_WANT_WRITE) { |
| connssl->connecting_state = ssl_connect_2_writing; |
| return CURLE_OK; |
| } |
| failf(data, "SSL_connect failed with error %d.", ret); |
| return CURLE_SSL_CONNECT_ERROR; |
| |
| } |
| } |
| |
| infof(data, "PolarSSL: Handshake complete, cipher is %s\n", |
| #if POLARSSL_VERSION_NUMBER<0x01000000 |
| ssl_get_cipher(&conn->ssl[sockindex].ssl) |
| #elif POLARSSL_VERSION_NUMBER >= 0x01010000 |
| ssl_get_ciphersuite(&conn->ssl[sockindex].ssl) |
| #else |
| ssl_get_ciphersuite_name(&conn->ssl[sockindex].ssl) |
| #endif |
| ); |
| |
| ret = ssl_get_verify_result(&conn->ssl[sockindex].ssl); |
| |
| if(ret && data->set.ssl.verifypeer) { |
| if(ret & BADCERT_EXPIRED) |
| failf(data, "Cert verify failed: BADCERT_EXPIRED"); |
| |
| if(ret & BADCERT_REVOKED) { |
| failf(data, "Cert verify failed: BADCERT_REVOKED"); |
| return CURLE_SSL_CACERT; |
| } |
| |
| if(ret & BADCERT_CN_MISMATCH) |
| failf(data, "Cert verify failed: BADCERT_CN_MISMATCH"); |
| |
| if(ret & BADCERT_NOT_TRUSTED) |
| failf(data, "Cert verify failed: BADCERT_NOT_TRUSTED"); |
| |
| return CURLE_PEER_FAILED_VERIFICATION; |
| } |
| |
| /* PolarSSL SVN revision r1316 to r1317, matching <1.2.0 is to cover Ubuntu's |
| 1.1.4 version and the like */ |
| #if POLARSSL_VERSION_NUMBER<0x01020000 |
| if(conn->ssl[sockindex].ssl.peer_cert) { |
| #else |
| if(ssl_get_peer_cert(&(connssl->ssl))) { |
| #endif |
| /* If the session was resumed, there will be no peer certs */ |
| memset(buffer, 0, sizeof(buffer)); |
| |
| /* PolarSSL SVN revision r1316 to r1317, matching <1.2.0 is to cover Ubuntu's |
| 1.1.4 version and the like */ |
| #if POLARSSL_VERSION_NUMBER<0x01020000 |
| if(x509parse_cert_info(buffer, sizeof(buffer), (char *)"* ", |
| conn->ssl[sockindex].ssl.peer_cert) != -1) |
| #else |
| if(x509parse_cert_info(buffer, sizeof(buffer), (char *)"* ", |
| ssl_get_peer_cert(&(connssl->ssl))) != -1) |
| #endif |
| infof(data, "Dumping cert info:\n%s\n", buffer); |
| } |
| |
| connssl->connecting_state = ssl_connect_3; |
| infof(data, "SSL connected\n"); |
| |
| return CURLE_OK; |
| } |
| |
| static CURLcode |
| polarssl_connect_step3(struct connectdata *conn, |
| int sockindex) |
| { |
| CURLcode retcode = CURLE_OK; |
| struct ssl_connect_data *connssl = &conn->ssl[sockindex]; |
| struct SessionHandle *data = conn->data; |
| void *old_ssl_sessionid = NULL; |
| ssl_session *our_ssl_sessionid = &conn->ssl[sockindex].ssn ; |
| int incache; |
| |
| DEBUGASSERT(ssl_connect_3 == connssl->connecting_state); |
| |
| /* Save the current session data for possible re-use */ |
| incache = !(Curl_ssl_getsessionid(conn, &old_ssl_sessionid, NULL)); |
| if(incache) { |
| if(old_ssl_sessionid != our_ssl_sessionid) { |
| infof(data, "old SSL session ID is stale, removing\n"); |
| Curl_ssl_delsessionid(conn, old_ssl_sessionid); |
| incache = FALSE; |
| } |
| } |
| if(!incache) { |
| void *new_session = malloc(sizeof(ssl_session)); |
| |
| if(new_session) { |
| memcpy(new_session, our_ssl_sessionid, |
| sizeof(ssl_session)); |
| |
| retcode = Curl_ssl_addsessionid(conn, new_session, |
| sizeof(ssl_session)); |
| } |
| else { |
| retcode = CURLE_OUT_OF_MEMORY; |
| } |
| |
| if(retcode) { |
| failf(data, "failed to store ssl session"); |
| return retcode; |
| } |
| } |
| |
| connssl->connecting_state = ssl_connect_done; |
| |
| return CURLE_OK; |
| } |
| |
| static ssize_t polarssl_send(struct connectdata *conn, |
| int sockindex, |
| const void *mem, |
| size_t len, |
| CURLcode *curlcode) |
| { |
| int ret = -1; |
| |
| ret = ssl_write(&conn->ssl[sockindex].ssl, |
| (unsigned char *)mem, len); |
| |
| if(ret < 0) { |
| *curlcode = (ret == POLARSSL_ERR_NET_WANT_WRITE) ? |
| CURLE_AGAIN : CURLE_SEND_ERROR; |
| ret = -1; |
| } |
| |
| return ret; |
| } |
| |
| void Curl_polarssl_close_all(struct SessionHandle *data) |
| { |
| (void)data; |
| } |
| |
| void Curl_polarssl_close(struct connectdata *conn, int sockindex) |
| { |
| rsa_free(&conn->ssl[sockindex].rsa); |
| x509_free(&conn->ssl[sockindex].clicert); |
| x509_free(&conn->ssl[sockindex].cacert); |
| x509_crl_free(&conn->ssl[sockindex].crl); |
| ssl_free(&conn->ssl[sockindex].ssl); |
| } |
| |
| static ssize_t polarssl_recv(struct connectdata *conn, |
| int num, |
| char *buf, |
| size_t buffersize, |
| CURLcode *curlcode) |
| { |
| int ret = -1; |
| ssize_t len = -1; |
| |
| memset(buf, 0, buffersize); |
| ret = ssl_read(&conn->ssl[num].ssl, (unsigned char *)buf, buffersize); |
| |
| if(ret <= 0) { |
| if(ret == POLARSSL_ERR_SSL_PEER_CLOSE_NOTIFY) |
| return 0; |
| |
| *curlcode = (ret == POLARSSL_ERR_NET_WANT_READ) ? |
| CURLE_AGAIN : CURLE_RECV_ERROR; |
| return -1; |
| } |
| |
| len = ret; |
| |
| return len; |
| } |
| |
| void Curl_polarssl_session_free(void *ptr) |
| { |
| free(ptr); |
| } |
| |
| size_t Curl_polarssl_version(char *buffer, size_t size) |
| { |
| unsigned int version = version_get_number(); |
| return snprintf(buffer, size, "PolarSSL/%d.%d.%d", version>>24, |
| (version>>16)&0xff, (version>>8)&0xff); |
| } |
| |
| static CURLcode |
| polarssl_connect_common(struct connectdata *conn, |
| int sockindex, |
| bool nonblocking, |
| bool *done) |
| { |
| CURLcode retcode; |
| struct SessionHandle *data = conn->data; |
| struct ssl_connect_data *connssl = &conn->ssl[sockindex]; |
| curl_socket_t sockfd = conn->sock[sockindex]; |
| long timeout_ms; |
| int what; |
| |
| /* check if the connection has already been established */ |
| if(ssl_connection_complete == connssl->state) { |
| *done = TRUE; |
| return CURLE_OK; |
| } |
| |
| if(ssl_connect_1==connssl->connecting_state) { |
| /* Find out how much more time we're allowed */ |
| timeout_ms = Curl_timeleft(data, NULL, TRUE); |
| |
| if(timeout_ms < 0) { |
| /* no need to continue if time already is up */ |
| failf(data, "SSL connection timeout"); |
| return CURLE_OPERATION_TIMEDOUT; |
| } |
| retcode = polarssl_connect_step1(conn, sockindex); |
| if(retcode) |
| return retcode; |
| } |
| |
| while(ssl_connect_2 == connssl->connecting_state || |
| ssl_connect_2_reading == connssl->connecting_state || |
| ssl_connect_2_writing == connssl->connecting_state) { |
| |
| /* check allowed time left */ |
| timeout_ms = Curl_timeleft(data, NULL, TRUE); |
| |
| if(timeout_ms < 0) { |
| /* no need to continue if time already is up */ |
| failf(data, "SSL connection timeout"); |
| return CURLE_OPERATION_TIMEDOUT; |
| } |
| |
| /* if ssl is expecting something, check if it's available. */ |
| if(connssl->connecting_state == ssl_connect_2_reading |
| || connssl->connecting_state == ssl_connect_2_writing) { |
| |
| curl_socket_t writefd = ssl_connect_2_writing== |
| connssl->connecting_state?sockfd:CURL_SOCKET_BAD; |
| curl_socket_t readfd = ssl_connect_2_reading== |
| connssl->connecting_state?sockfd:CURL_SOCKET_BAD; |
| |
| what = Curl_socket_ready(readfd, writefd, nonblocking?0:timeout_ms); |
| if(what < 0) { |
| /* fatal error */ |
| failf(data, "select/poll on SSL socket, errno: %d", SOCKERRNO); |
| return CURLE_SSL_CONNECT_ERROR; |
| } |
| else if(0 == what) { |
| if(nonblocking) { |
| *done = FALSE; |
| return CURLE_OK; |
| } |
| else { |
| /* timeout */ |
| failf(data, "SSL connection timeout"); |
| return CURLE_OPERATION_TIMEDOUT; |
| } |
| } |
| /* socket is readable or writable */ |
| } |
| |
| /* Run transaction, and return to the caller if it failed or if |
| * this connection is part of a multi handle and this loop would |
| * execute again. This permits the owner of a multi handle to |
| * abort a connection attempt before step2 has completed while |
| * ensuring that a client using select() or epoll() will always |
| * have a valid fdset to wait on. |
| */ |
| retcode = polarssl_connect_step2(conn, sockindex); |
| if(retcode || (nonblocking && |
| (ssl_connect_2 == connssl->connecting_state || |
| ssl_connect_2_reading == connssl->connecting_state || |
| ssl_connect_2_writing == connssl->connecting_state))) |
| return retcode; |
| |
| } /* repeat step2 until all transactions are done. */ |
| |
| if(ssl_connect_3==connssl->connecting_state) { |
| retcode = polarssl_connect_step3(conn, sockindex); |
| if(retcode) |
| return retcode; |
| } |
| |
| if(ssl_connect_done==connssl->connecting_state) { |
| connssl->state = ssl_connection_complete; |
| conn->recv[sockindex] = polarssl_recv; |
| conn->send[sockindex] = polarssl_send; |
| *done = TRUE; |
| } |
| else |
| *done = FALSE; |
| |
| /* Reset our connect state machine */ |
| connssl->connecting_state = ssl_connect_1; |
| |
| return CURLE_OK; |
| } |
| |
| CURLcode |
| Curl_polarssl_connect_nonblocking(struct connectdata *conn, |
| int sockindex, |
| bool *done) |
| { |
| return polarssl_connect_common(conn, sockindex, TRUE, done); |
| } |
| |
| |
| CURLcode |
| Curl_polarssl_connect(struct connectdata *conn, |
| int sockindex) |
| { |
| CURLcode retcode; |
| bool done = FALSE; |
| |
| retcode = polarssl_connect_common(conn, sockindex, FALSE, &done); |
| if(retcode) |
| return retcode; |
| |
| DEBUGASSERT(done); |
| |
| return CURLE_OK; |
| } |
| |
| /* |
| * return 0 error initializing SSL |
| * return 1 SSL initialized successfully |
| */ |
| int polarssl_init(void) |
| { |
| return polarsslthreadlock_thread_setup(); |
| } |
| |
| void polarssl_cleanup(void) |
| { |
| (void)polarsslthreadlock_thread_cleanup(); |
| } |
| |
| #endif /* USE_POLARSSL */ |