diff options
Diffstat (limited to 'crypto/openssl/ssl/s3_lib.c')
| -rw-r--r-- | crypto/openssl/ssl/s3_lib.c | 1339 |
1 files changed, 0 insertions, 1339 deletions
diff --git a/crypto/openssl/ssl/s3_lib.c b/crypto/openssl/ssl/s3_lib.c deleted file mode 100644 index 7ada26cbb693b..0000000000000 --- a/crypto/openssl/ssl/s3_lib.c +++ /dev/null @@ -1,1339 +0,0 @@ -/* ssl/s3_lib.c */ -/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) - * All rights reserved. - * - * This package is an SSL implementation written - * by Eric Young (eay@cryptsoft.com). - * The implementation was written so as to conform with Netscapes SSL. - * - * This library is free for commercial and non-commercial use as long as - * the following conditions are aheared to. The following conditions - * apply to all code found in this distribution, be it the RC4, RSA, - * lhash, DES, etc., code; not just the SSL code. The SSL documentation - * included with this distribution is covered by the same copyright terms - * except that the holder is Tim Hudson (tjh@cryptsoft.com). - * - * Copyright remains Eric Young's, and as such any Copyright notices in - * the code are not to be removed. - * If this package is used in a product, Eric Young should be given attribution - * as the author of the parts of the library used. - * This can be in the form of a textual message at program startup or - * in documentation (online or textual) provided with the package. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * "This product includes cryptographic software written by - * Eric Young (eay@cryptsoft.com)" - * The word 'cryptographic' can be left out if the rouines from the library - * being used are not cryptographic related :-). - * 4. If you include any Windows specific code (or a derivative thereof) from - * the apps directory (application code) you must include an acknowledgement: - * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" - * - * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - * - * The licence and distribution terms for any publically available version or - * derivative of this code cannot be changed. i.e. this code cannot simply be - * copied and put under another distribution licence - * [including the GNU Public Licence.] - */ - -#include <stdio.h> -#include <openssl/md5.h> -#include <openssl/sha.h> -#include <openssl/objects.h> -#include "ssl_locl.h" - -const char *ssl3_version_str="SSLv3" OPENSSL_VERSION_PTEXT; - -#define SSL3_NUM_CIPHERS (sizeof(ssl3_ciphers)/sizeof(SSL_CIPHER)) - -static long ssl3_default_timeout(void ); - -OPENSSL_GLOBAL SSL_CIPHER ssl3_ciphers[]={ -/* The RSA ciphers */ -/* Cipher 01 */ - { - 1, - SSL3_TXT_RSA_NULL_MD5, - SSL3_CK_RSA_NULL_MD5, - SSL_kRSA|SSL_aRSA|SSL_eNULL |SSL_MD5|SSL_SSLV3, - SSL_NOT_EXP, - 0, - 0, - 0, - SSL_ALL_CIPHERS, - SSL_ALL_STRENGTHS, - }, -/* Cipher 02 */ - { - 1, - SSL3_TXT_RSA_NULL_SHA, - SSL3_CK_RSA_NULL_SHA, - SSL_kRSA|SSL_aRSA|SSL_eNULL |SSL_SHA1|SSL_SSLV3, - SSL_NOT_EXP, - 0, - 0, - 0, - SSL_ALL_CIPHERS, - SSL_ALL_STRENGTHS, - }, - -/* anon DH */ -/* Cipher 17 */ - { - 1, - SSL3_TXT_ADH_RC4_40_MD5, - SSL3_CK_ADH_RC4_40_MD5, - SSL_kEDH |SSL_aNULL|SSL_RC4 |SSL_MD5 |SSL_SSLV3, - SSL_EXPORT|SSL_EXP40, - 0, - 40, - 128, - SSL_ALL_CIPHERS, - SSL_ALL_STRENGTHS, - }, -/* Cipher 18 */ - { - 1, - SSL3_TXT_ADH_RC4_128_MD5, - SSL3_CK_ADH_RC4_128_MD5, - SSL_kEDH |SSL_aNULL|SSL_RC4 |SSL_MD5 |SSL_SSLV3, - SSL_NOT_EXP, - 0, - 128, - 128, - SSL_ALL_CIPHERS, - SSL_ALL_STRENGTHS, - }, -/* Cipher 19 */ - { - 1, - SSL3_TXT_ADH_DES_40_CBC_SHA, - SSL3_CK_ADH_DES_40_CBC_SHA, - SSL_kEDH |SSL_aNULL|SSL_DES|SSL_SHA1|SSL_SSLV3, - SSL_EXPORT|SSL_EXP40, - 0, - 40, - 128, - SSL_ALL_CIPHERS, - SSL_ALL_STRENGTHS, - }, -/* Cipher 1A */ - { - 1, - SSL3_TXT_ADH_DES_64_CBC_SHA, - SSL3_CK_ADH_DES_64_CBC_SHA, - SSL_kEDH |SSL_aNULL|SSL_DES |SSL_SHA1|SSL_SSLV3, - SSL_NOT_EXP, - 0, - 56, - 56, - SSL_ALL_CIPHERS, - SSL_ALL_STRENGTHS, - }, -/* Cipher 1B */ - { - 1, - SSL3_TXT_ADH_DES_192_CBC_SHA, - SSL3_CK_ADH_DES_192_CBC_SHA, - SSL_kEDH |SSL_aNULL|SSL_3DES |SSL_SHA1|SSL_SSLV3, - SSL_NOT_EXP, - 0, - 168, - 168, - SSL_ALL_CIPHERS, - SSL_ALL_STRENGTHS, - }, - -/* RSA again */ -/* Cipher 03 */ - { - 1, - SSL3_TXT_RSA_RC4_40_MD5, - SSL3_CK_RSA_RC4_40_MD5, - SSL_kRSA|SSL_aRSA|SSL_RC4 |SSL_MD5 |SSL_SSLV3, - SSL_EXPORT|SSL_EXP40, - 0, - 40, - 128, - SSL_ALL_CIPHERS, - SSL_ALL_STRENGTHS, - }, -/* Cipher 04 */ - { - 1, - SSL3_TXT_RSA_RC4_128_MD5, - SSL3_CK_RSA_RC4_128_MD5, - SSL_kRSA|SSL_aRSA|SSL_RC4 |SSL_MD5|SSL_SSLV3, - SSL_NOT_EXP|SSL_MEDIUM, - 0, - 128, - 128, - SSL_ALL_CIPHERS, - SSL_ALL_STRENGTHS, - }, -/* Cipher 05 */ - { - 1, - SSL3_TXT_RSA_RC4_128_SHA, - SSL3_CK_RSA_RC4_128_SHA, - SSL_kRSA|SSL_aRSA|SSL_RC4 |SSL_SHA1|SSL_SSLV3, - SSL_NOT_EXP|SSL_MEDIUM, - 0, - 128, - 128, - SSL_ALL_CIPHERS, - SSL_ALL_STRENGTHS, - }, -/* Cipher 06 */ - { - 1, - SSL3_TXT_RSA_RC2_40_MD5, - SSL3_CK_RSA_RC2_40_MD5, - SSL_kRSA|SSL_aRSA|SSL_RC2 |SSL_MD5 |SSL_SSLV3, - SSL_EXPORT|SSL_EXP40, - 0, - 40, - 128, - SSL_ALL_CIPHERS, - SSL_ALL_STRENGTHS, - }, -/* Cipher 07 */ - { - 1, - SSL3_TXT_RSA_IDEA_128_SHA, - SSL3_CK_RSA_IDEA_128_SHA, - SSL_kRSA|SSL_aRSA|SSL_IDEA |SSL_SHA1|SSL_SSLV3, - SSL_NOT_EXP|SSL_MEDIUM, - 0, - 128, - 128, - SSL_ALL_CIPHERS, - SSL_ALL_STRENGTHS, - }, -/* Cipher 08 */ - { - 1, - SSL3_TXT_RSA_DES_40_CBC_SHA, - SSL3_CK_RSA_DES_40_CBC_SHA, - SSL_kRSA|SSL_aRSA|SSL_DES|SSL_SHA1|SSL_SSLV3, - SSL_EXPORT|SSL_EXP40, - 0, - 40, - 56, - SSL_ALL_CIPHERS, - SSL_ALL_STRENGTHS, - }, -/* Cipher 09 */ - { - 1, - SSL3_TXT_RSA_DES_64_CBC_SHA, - SSL3_CK_RSA_DES_64_CBC_SHA, - SSL_kRSA|SSL_aRSA|SSL_DES |SSL_SHA1|SSL_SSLV3, - SSL_NOT_EXP|SSL_LOW, - 0, - 56, - 56, - SSL_ALL_CIPHERS, - SSL_ALL_STRENGTHS, - }, -/* Cipher 0A */ - { - 1, - SSL3_TXT_RSA_DES_192_CBC3_SHA, - SSL3_CK_RSA_DES_192_CBC3_SHA, - SSL_kRSA|SSL_aRSA|SSL_3DES |SSL_SHA1|SSL_SSLV3, - SSL_NOT_EXP|SSL_HIGH, - 0, - 168, - 168, - SSL_ALL_CIPHERS, - SSL_ALL_STRENGTHS, - }, - -/* The DH ciphers */ -/* Cipher 0B */ - { - 0, - SSL3_TXT_DH_DSS_DES_40_CBC_SHA, - SSL3_CK_DH_DSS_DES_40_CBC_SHA, - SSL_kDHd |SSL_aDH|SSL_DES|SSL_SHA1|SSL_SSLV3, - SSL_EXPORT|SSL_EXP40, - 0, - 40, - 56, - SSL_ALL_CIPHERS, - SSL_ALL_STRENGTHS, - }, -/* Cipher 0C */ - { - 0, - SSL3_TXT_DH_DSS_DES_64_CBC_SHA, - SSL3_CK_DH_DSS_DES_64_CBC_SHA, - SSL_kDHd |SSL_aDH|SSL_DES |SSL_SHA1|SSL_SSLV3, - SSL_NOT_EXP|SSL_LOW, - 0, - 56, - 56, - SSL_ALL_CIPHERS, - SSL_ALL_STRENGTHS, - }, -/* Cipher 0D */ - { - 0, - SSL3_TXT_DH_DSS_DES_192_CBC3_SHA, - SSL3_CK_DH_DSS_DES_192_CBC3_SHA, - SSL_kDHd |SSL_aDH|SSL_3DES |SSL_SHA1|SSL_SSLV3, - SSL_NOT_EXP|SSL_HIGH, - 0, - 168, - 168, - SSL_ALL_CIPHERS, - SSL_ALL_STRENGTHS, - }, -/* Cipher 0E */ - { - 0, - SSL3_TXT_DH_RSA_DES_40_CBC_SHA, - SSL3_CK_DH_RSA_DES_40_CBC_SHA, - SSL_kDHr |SSL_aDH|SSL_DES|SSL_SHA1|SSL_SSLV3, - SSL_EXPORT|SSL_EXP40, - 0, - 40, - 56, - SSL_ALL_CIPHERS, - SSL_ALL_STRENGTHS, - }, -/* Cipher 0F */ - { - 0, - SSL3_TXT_DH_RSA_DES_64_CBC_SHA, - SSL3_CK_DH_RSA_DES_64_CBC_SHA, - SSL_kDHr |SSL_aDH|SSL_DES |SSL_SHA1|SSL_SSLV3, - SSL_NOT_EXP|SSL_LOW, - 0, - 56, - 56, - SSL_ALL_CIPHERS, - SSL_ALL_STRENGTHS, - }, -/* Cipher 10 */ - { - 0, - SSL3_TXT_DH_RSA_DES_192_CBC3_SHA, - SSL3_CK_DH_RSA_DES_192_CBC3_SHA, - SSL_kDHr |SSL_aDH|SSL_3DES |SSL_SHA1|SSL_SSLV3, - SSL_NOT_EXP|SSL_HIGH, - 0, - 168, - 168, - SSL_ALL_CIPHERS, - SSL_ALL_STRENGTHS, - }, - -/* The Ephemeral DH ciphers */ -/* Cipher 11 */ - { - 1, - SSL3_TXT_EDH_DSS_DES_40_CBC_SHA, - SSL3_CK_EDH_DSS_DES_40_CBC_SHA, - SSL_kEDH|SSL_aDSS|SSL_DES|SSL_SHA1|SSL_SSLV3, - SSL_EXPORT|SSL_EXP40, - 0, - 40, - 56, - SSL_ALL_CIPHERS, - SSL_ALL_STRENGTHS, - }, -/* Cipher 12 */ - { - 1, - SSL3_TXT_EDH_DSS_DES_64_CBC_SHA, - SSL3_CK_EDH_DSS_DES_64_CBC_SHA, - SSL_kEDH|SSL_aDSS|SSL_DES |SSL_SHA1|SSL_SSLV3, - SSL_NOT_EXP|SSL_LOW, - 0, - 56, - 56, - SSL_ALL_CIPHERS, - SSL_ALL_STRENGTHS, - }, -/* Cipher 13 */ - { - 1, - SSL3_TXT_EDH_DSS_DES_192_CBC3_SHA, - SSL3_CK_EDH_DSS_DES_192_CBC3_SHA, - SSL_kEDH|SSL_aDSS|SSL_3DES |SSL_SHA1|SSL_SSLV3, - SSL_NOT_EXP|SSL_HIGH, - 0, - 168, - 168, - SSL_ALL_CIPHERS, - SSL_ALL_STRENGTHS, - }, -/* Cipher 14 */ - { - 1, - SSL3_TXT_EDH_RSA_DES_40_CBC_SHA, - SSL3_CK_EDH_RSA_DES_40_CBC_SHA, - SSL_kEDH|SSL_aRSA|SSL_DES|SSL_SHA1|SSL_SSLV3, - SSL_EXPORT|SSL_EXP40, - 0, - 40, - 56, - SSL_ALL_CIPHERS, - SSL_ALL_STRENGTHS, - }, -/* Cipher 15 */ - { - 1, - SSL3_TXT_EDH_RSA_DES_64_CBC_SHA, - SSL3_CK_EDH_RSA_DES_64_CBC_SHA, - SSL_kEDH|SSL_aRSA|SSL_DES |SSL_SHA1|SSL_SSLV3, - SSL_NOT_EXP|SSL_LOW, - 0, - 56, - 56, - SSL_ALL_CIPHERS, - SSL_ALL_STRENGTHS, - }, -/* Cipher 16 */ - { - 1, - SSL3_TXT_EDH_RSA_DES_192_CBC3_SHA, - SSL3_CK_EDH_RSA_DES_192_CBC3_SHA, - SSL_kEDH|SSL_aRSA|SSL_3DES |SSL_SHA1|SSL_SSLV3, - SSL_NOT_EXP|SSL_HIGH, - 0, - 168, - 168, - SSL_ALL_CIPHERS, - SSL_ALL_STRENGTHS, - }, - -/* Fortezza */ -/* Cipher 1C */ - { - 0, - SSL3_TXT_FZA_DMS_NULL_SHA, - SSL3_CK_FZA_DMS_NULL_SHA, - SSL_kFZA|SSL_aFZA |SSL_eNULL |SSL_SHA1|SSL_SSLV3, - SSL_NOT_EXP, - 0, - 0, - 0, - SSL_ALL_CIPHERS, - SSL_ALL_STRENGTHS, - }, - -/* Cipher 1D */ - { - 0, - SSL3_TXT_FZA_DMS_FZA_SHA, - SSL3_CK_FZA_DMS_FZA_SHA, - SSL_kFZA|SSL_aFZA |SSL_eFZA |SSL_SHA1|SSL_SSLV3, - SSL_NOT_EXP, - 0, - 0, - 0, - SSL_ALL_CIPHERS, - SSL_ALL_STRENGTHS, - }, - -/* Cipher 1E */ - { - 0, - SSL3_TXT_FZA_DMS_RC4_SHA, - SSL3_CK_FZA_DMS_RC4_SHA, - SSL_kFZA|SSL_aFZA |SSL_RC4 |SSL_SHA1|SSL_SSLV3, - SSL_NOT_EXP, - 0, - 128, - 128, - SSL_ALL_CIPHERS, - SSL_ALL_STRENGTHS, - }, - -#if TLS1_ALLOW_EXPERIMENTAL_CIPHERSUITES - /* New TLS Export CipherSuites */ - /* Cipher 60 */ - { - 1, - TLS1_TXT_RSA_EXPORT1024_WITH_RC4_56_MD5, - TLS1_CK_RSA_EXPORT1024_WITH_RC4_56_MD5, - SSL_kRSA|SSL_aRSA|SSL_RC4|SSL_MD5|SSL_TLSV1, - SSL_EXPORT|SSL_EXP56, - 0, - 56, - 128, - SSL_ALL_CIPHERS, - SSL_ALL_STRENGTHS, - }, - /* Cipher 61 */ - { - 1, - TLS1_TXT_RSA_EXPORT1024_WITH_RC2_CBC_56_MD5, - TLS1_CK_RSA_EXPORT1024_WITH_RC2_CBC_56_MD5, - SSL_kRSA|SSL_aRSA|SSL_RC2|SSL_MD5|SSL_TLSV1, - SSL_EXPORT|SSL_EXP56, - 0, - 56, - 128, - SSL_ALL_CIPHERS, - SSL_ALL_STRENGTHS, - }, - /* Cipher 62 */ - { - 1, - TLS1_TXT_RSA_EXPORT1024_WITH_DES_CBC_SHA, - TLS1_CK_RSA_EXPORT1024_WITH_DES_CBC_SHA, - SSL_kRSA|SSL_aRSA|SSL_DES|SSL_SHA|SSL_TLSV1, - SSL_EXPORT|SSL_EXP56, - 0, - 56, - 56, - SSL_ALL_CIPHERS, - SSL_ALL_STRENGTHS, - }, - /* Cipher 63 */ - { - 1, - TLS1_TXT_DHE_DSS_EXPORT1024_WITH_DES_CBC_SHA, - TLS1_CK_DHE_DSS_EXPORT1024_WITH_DES_CBC_SHA, - SSL_kEDH|SSL_aDSS|SSL_DES|SSL_SHA|SSL_TLSV1, - SSL_EXPORT|SSL_EXP56, - 0, - 56, - 56, - SSL_ALL_CIPHERS, - SSL_ALL_STRENGTHS, - }, - /* Cipher 64 */ - { - 1, - TLS1_TXT_RSA_EXPORT1024_WITH_RC4_56_SHA, - TLS1_CK_RSA_EXPORT1024_WITH_RC4_56_SHA, - SSL_kRSA|SSL_aRSA|SSL_RC4|SSL_SHA|SSL_TLSV1, - SSL_EXPORT|SSL_EXP56, - 0, - 56, - 128, - SSL_ALL_CIPHERS, - SSL_ALL_STRENGTHS, - }, - /* Cipher 65 */ - { - 1, - TLS1_TXT_DHE_DSS_EXPORT1024_WITH_RC4_56_SHA, - TLS1_CK_DHE_DSS_EXPORT1024_WITH_RC4_56_SHA, - SSL_kEDH|SSL_aDSS|SSL_RC4|SSL_SHA|SSL_TLSV1, - SSL_EXPORT|SSL_EXP56, - 0, - 56, - 128, - SSL_ALL_CIPHERS, - SSL_ALL_STRENGTHS, - }, - /* Cipher 66 */ - { - 1, - TLS1_TXT_DHE_DSS_WITH_RC4_128_SHA, - TLS1_CK_DHE_DSS_WITH_RC4_128_SHA, - SSL_kEDH|SSL_aDSS|SSL_RC4|SSL_SHA|SSL_TLSV1, - SSL_NOT_EXP, - 0, - 128, - 128, - SSL_ALL_CIPHERS, - SSL_ALL_STRENGTHS - }, -#endif - -/* end of list */ - }; - -static SSL3_ENC_METHOD SSLv3_enc_data={ - ssl3_enc, - ssl3_mac, - ssl3_setup_key_block, - ssl3_generate_master_secret, - ssl3_change_cipher_state, - ssl3_final_finish_mac, - MD5_DIGEST_LENGTH+SHA_DIGEST_LENGTH, - ssl3_cert_verify_mac, - SSL3_MD_CLIENT_FINISHED_CONST,4, - SSL3_MD_SERVER_FINISHED_CONST,4, - ssl3_alert_code, - }; - -static SSL_METHOD SSLv3_data= { - SSL3_VERSION, - ssl3_new, - ssl3_clear, - ssl3_free, - ssl_undefined_function, - ssl_undefined_function, - ssl3_read, - ssl3_peek, - ssl3_write, - ssl3_shutdown, - ssl3_renegotiate, - ssl3_renegotiate_check, - ssl3_ctrl, - ssl3_ctx_ctrl, - ssl3_get_cipher_by_char, - ssl3_put_cipher_by_char, - ssl3_pending, - ssl3_num_ciphers, - ssl3_get_cipher, - ssl_bad_method, - ssl3_default_timeout, - &SSLv3_enc_data, - ssl_undefined_function, - ssl3_callback_ctrl, - ssl3_ctx_callback_ctrl, - }; - -static long ssl3_default_timeout(void) - { - /* 2 hours, the 24 hours mentioned in the SSLv3 spec - * is way too long for http, the cache would over fill */ - return(60*60*2); - } - -SSL_METHOD *sslv3_base_method(void) - { - return(&SSLv3_data); - } - -int ssl3_num_ciphers(void) - { - return(SSL3_NUM_CIPHERS); - } - -SSL_CIPHER *ssl3_get_cipher(unsigned int u) - { - if (u < SSL3_NUM_CIPHERS) - return(&(ssl3_ciphers[SSL3_NUM_CIPHERS-1-u])); - else - return(NULL); - } - -/* The problem is that it may not be the correct record type */ -int ssl3_pending(SSL *s) - { - return(s->s3->rrec.length); - } - -int ssl3_new(SSL *s) - { - SSL3_STATE *s3; - - if ((s3=Malloc(sizeof *s3)) == NULL) goto err; - memset(s3,0,sizeof *s3); - - s->s3=s3; - - s->method->ssl_clear(s); - return(1); -err: - return(0); - } - -void ssl3_free(SSL *s) - { - if(s == NULL) - return; - - ssl3_cleanup_key_block(s); - if (s->s3->rbuf.buf != NULL) - Free(s->s3->rbuf.buf); - if (s->s3->wbuf.buf != NULL) - Free(s->s3->wbuf.buf); - if (s->s3->rrec.comp != NULL) - Free(s->s3->rrec.comp); -#ifndef NO_DH - if (s->s3->tmp.dh != NULL) - DH_free(s->s3->tmp.dh); -#endif - if (s->s3->tmp.ca_names != NULL) - sk_X509_NAME_pop_free(s->s3->tmp.ca_names,X509_NAME_free); - memset(s->s3,0,sizeof *s->s3); - Free(s->s3); - s->s3=NULL; - } - -void ssl3_clear(SSL *s) - { - unsigned char *rp,*wp; - - ssl3_cleanup_key_block(s); - if (s->s3->tmp.ca_names != NULL) - sk_X509_NAME_pop_free(s->s3->tmp.ca_names,X509_NAME_free); - - if (s->s3->rrec.comp != NULL) - { - Free(s->s3->rrec.comp); - s->s3->rrec.comp=NULL; - } -#ifndef NO_DH - if (s->s3->tmp.dh != NULL) - DH_free(s->s3->tmp.dh); -#endif - - rp=s->s3->rbuf.buf; - wp=s->s3->wbuf.buf; - - memset(s->s3,0,sizeof *s->s3); - if (rp != NULL) s->s3->rbuf.buf=rp; - if (wp != NULL) s->s3->wbuf.buf=wp; - - ssl_free_wbio_buffer(s); - - s->packet_length=0; - s->s3->renegotiate=0; - s->s3->total_renegotiations=0; - s->s3->num_renegotiations=0; - s->s3->in_read_app_data=0; - s->version=SSL3_VERSION; - } - -long ssl3_ctrl(SSL *s, int cmd, long larg, char *parg) - { - int ret=0; - -#if !defined(NO_DSA) || !defined(NO_RSA) - if ( -#ifndef NO_RSA - cmd == SSL_CTRL_SET_TMP_RSA || - cmd == SSL_CTRL_SET_TMP_RSA_CB || -#endif -#ifndef NO_DSA - cmd == SSL_CTRL_SET_TMP_DH || - cmd == SSL_CTRL_SET_TMP_DH_CB || -#endif - 0) - { - if (!ssl_cert_inst(&s->cert)) - { - SSLerr(SSL_F_SSL3_CTRL, ERR_R_MALLOC_FAILURE); - return(0); - } - } -#endif - - switch (cmd) - { - case SSL_CTRL_GET_SESSION_REUSED: - ret=s->hit; - break; - case SSL_CTRL_GET_CLIENT_CERT_REQUEST: - break; - case SSL_CTRL_GET_NUM_RENEGOTIATIONS: - ret=s->s3->num_renegotiations; - break; - case SSL_CTRL_CLEAR_NUM_RENEGOTIATIONS: - ret=s->s3->num_renegotiations; - s->s3->num_renegotiations=0; - break; - case SSL_CTRL_GET_TOTAL_RENEGOTIATIONS: - ret=s->s3->total_renegotiations; - break; - case SSL_CTRL_GET_FLAGS: - ret=(int)(s->s3->flags); - break; -#ifndef NO_RSA - case SSL_CTRL_NEED_TMP_RSA: - if ((s->cert != NULL) && (s->cert->rsa_tmp == NULL) && - ((s->cert->pkeys[SSL_PKEY_RSA_ENC].privatekey == NULL) || - (EVP_PKEY_size(s->cert->pkeys[SSL_PKEY_RSA_ENC].privatekey) > (512/8)))) - ret = 1; - break; - case SSL_CTRL_SET_TMP_RSA: - { - RSA *rsa = (RSA *)parg; - if (rsa == NULL) - { - SSLerr(SSL_F_SSL3_CTRL, ERR_R_PASSED_NULL_PARAMETER); - return(ret); - } - if ((rsa = RSAPrivateKey_dup(rsa)) == NULL) - { - SSLerr(SSL_F_SSL3_CTRL, ERR_R_RSA_LIB); - return(ret); - } - if (s->cert->rsa_tmp != NULL) - RSA_free(s->cert->rsa_tmp); - s->cert->rsa_tmp = rsa; - ret = 1; - } - break; - case SSL_CTRL_SET_TMP_RSA_CB: - { - SSLerr(SSL_F_SSL3_CTRL, ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED); - return(ret); - } - break; -#endif -#ifndef NO_DH - case SSL_CTRL_SET_TMP_DH: - { - DH *dh = (DH *)parg; - if (dh == NULL) - { - SSLerr(SSL_F_SSL3_CTRL, ERR_R_PASSED_NULL_PARAMETER); - return(ret); - } - if ((dh = DHparams_dup(dh)) == NULL) - { - SSLerr(SSL_F_SSL3_CTRL, ERR_R_DH_LIB); - return(ret); - } - if (!(s->options & SSL_OP_SINGLE_DH_USE)) - { - if (!DH_generate_key(dh)) - { - DH_free(dh); - SSLerr(SSL_F_SSL3_CTRL, ERR_R_DH_LIB); - return(ret); - } - } - if (s->cert->dh_tmp != NULL) - DH_free(s->cert->dh_tmp); - s->cert->dh_tmp = dh; - ret = 1; - } - break; - case SSL_CTRL_SET_TMP_DH_CB: - { - SSLerr(SSL_F_SSL3_CTRL, ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED); - return(ret); - } - break; -#endif - default: - break; - } - return(ret); - } - -long ssl3_callback_ctrl(SSL *s, int cmd, void (*fp)()) - { - int ret=0; - -#if !defined(NO_DSA) || !defined(NO_RSA) - if ( -#ifndef NO_RSA - cmd == SSL_CTRL_SET_TMP_RSA_CB || -#endif -#ifndef NO_DSA - cmd == SSL_CTRL_SET_TMP_DH_CB || -#endif - 0) - { - if (!ssl_cert_inst(&s->cert)) - { - SSLerr(SSL_F_SSL3_CALLBACK_CTRL, ERR_R_MALLOC_FAILURE); - return(0); - } - } -#endif - - switch (cmd) - { -#ifndef NO_RSA - case SSL_CTRL_SET_TMP_RSA_CB: - { - s->cert->rsa_tmp_cb = (RSA *(*)(SSL *, int, int))fp; - } - break; -#endif -#ifndef NO_DH - case SSL_CTRL_SET_TMP_DH_CB: - { - s->cert->dh_tmp_cb = (DH *(*)(SSL *, int, int))fp; - } - break; -#endif - default: - break; - } - return(ret); - } - -long ssl3_ctx_ctrl(SSL_CTX *ctx, int cmd, long larg, char *parg) - { - CERT *cert; - - cert=ctx->cert; - - switch (cmd) - { -#ifndef NO_RSA - case SSL_CTRL_NEED_TMP_RSA: - if ( (cert->rsa_tmp == NULL) && - ((cert->pkeys[SSL_PKEY_RSA_ENC].privatekey == NULL) || - (EVP_PKEY_size(cert->pkeys[SSL_PKEY_RSA_ENC].privatekey) > (512/8))) - ) - return(1); - else - return(0); - /* break; */ - case SSL_CTRL_SET_TMP_RSA: - { - RSA *rsa; - int i; - - rsa=(RSA *)parg; - i=1; - if (rsa == NULL) - i=0; - else - { - if ((rsa=RSAPrivateKey_dup(rsa)) == NULL) - i=0; - } - if (!i) - { - SSLerr(SSL_F_SSL3_CTX_CTRL,ERR_R_RSA_LIB); - return(0); - } - else - { - if (cert->rsa_tmp != NULL) - RSA_free(cert->rsa_tmp); - cert->rsa_tmp=rsa; - return(1); - } - } - /* break; */ - case SSL_CTRL_SET_TMP_RSA_CB: - { - SSLerr(SSL_F_SSL3_CTX_CTRL, ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED); - return(0); - } - break; -#endif -#ifndef NO_DH - case SSL_CTRL_SET_TMP_DH: - { - DH *new=NULL,*dh; - - dh=(DH *)parg; - if ((new=DHparams_dup(dh)) == NULL) - { - SSLerr(SSL_F_SSL3_CTX_CTRL,ERR_R_DH_LIB); - return 0; - } - if (!(ctx->options & SSL_OP_SINGLE_DH_USE)) - { - if (!DH_generate_key(new)) - { - SSLerr(SSL_F_SSL3_CTX_CTRL,ERR_R_DH_LIB); - DH_free(new); - return 0; - } - } - if (cert->dh_tmp != NULL) - DH_free(cert->dh_tmp); - cert->dh_tmp=new; - return 1; - } - /*break; */ - case SSL_CTRL_SET_TMP_DH_CB: - { - SSLerr(SSL_F_SSL3_CTX_CTRL, ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED); - return(0); - } - break; -#endif - /* A Thawte special :-) */ - case SSL_CTRL_EXTRA_CHAIN_CERT: - if (ctx->extra_certs == NULL) - { - if ((ctx->extra_certs=sk_X509_new_null()) == NULL) - return(0); - } - sk_X509_push(ctx->extra_certs,(X509 *)parg); - break; - - default: - return(0); - } - return(1); - } - -long ssl3_ctx_callback_ctrl(SSL_CTX *ctx, int cmd, void (*fp)()) - { - CERT *cert; - - cert=ctx->cert; - - switch (cmd) - { -#ifndef NO_RSA - case SSL_CTRL_SET_TMP_RSA_CB: - { - cert->rsa_tmp_cb = (RSA *(*)(SSL *, int, int))fp; - } - break; -#endif -#ifndef NO_DH - case SSL_CTRL_SET_TMP_DH_CB: - { - cert->dh_tmp_cb = (DH *(*)(SSL *, int, int))fp; - } - break; -#endif - default: - return(0); - } - return(1); - } - -/* This function needs to check if the ciphers required are actually - * available */ -SSL_CIPHER *ssl3_get_cipher_by_char(const unsigned char *p) - { - static int init=1; - static SSL_CIPHER *sorted[SSL3_NUM_CIPHERS]; - SSL_CIPHER c,*cp= &c,**cpp; - unsigned long id; - int i; - - if (init) - { - CRYPTO_w_lock(CRYPTO_LOCK_SSL); - - for (i=0; i<SSL3_NUM_CIPHERS; i++) - sorted[i]= &(ssl3_ciphers[i]); - - qsort( (char *)sorted, - SSL3_NUM_CIPHERS,sizeof(SSL_CIPHER *), - FP_ICC ssl_cipher_ptr_id_cmp); - - CRYPTO_w_unlock(CRYPTO_LOCK_SSL); - - init=0; - } - - id=0x03000000L|((unsigned long)p[0]<<8L)|(unsigned long)p[1]; - c.id=id; - cpp=(SSL_CIPHER **)OBJ_bsearch((char *)&cp, - (char *)sorted, - SSL3_NUM_CIPHERS,sizeof(SSL_CIPHER *), - (int (*)())ssl_cipher_ptr_id_cmp); - if ((cpp == NULL) || !(*cpp)->valid) - return(NULL); - else - return(*cpp); - } - -int ssl3_put_cipher_by_char(const SSL_CIPHER *c, unsigned char *p) - { - long l; - - if (p != NULL) - { - l=c->id; - if ((l & 0xff000000) != 0x03000000) return(0); - p[0]=((unsigned char)(l>> 8L))&0xFF; - p[1]=((unsigned char)(l ))&0xFF; - } - return(2); - } - -SSL_CIPHER *ssl3_choose_cipher(SSL *s, STACK_OF(SSL_CIPHER) *have, - STACK_OF(SSL_CIPHER) *pref) - { - SSL_CIPHER *c,*ret=NULL; - int i,j,ok; - CERT *cert; - unsigned long alg,mask,emask; - - /* Let's see which ciphers we can support */ - cert=s->cert; - - sk_SSL_CIPHER_set_cmp_func(pref,ssl_cipher_ptr_id_cmp); - -#ifdef CIPHER_DEBUG - printf("Have:\n"); - for(i=0 ; i < sk_num(pref) ; ++i) - { - c=(SSL_CIPHER *)sk_value(pref,i); - printf("%p:%s\n",c,c->name); - } -#endif - - for (i=0; i<sk_SSL_CIPHER_num(have); i++) - { - c=sk_SSL_CIPHER_value(have,i); - - ssl_set_cert_masks(cert,c); - mask=cert->mask; - emask=cert->export_mask; - - alg=c->algorithms&(SSL_MKEY_MASK|SSL_AUTH_MASK); - if (SSL_C_IS_EXPORT(c)) - { - ok=((alg & emask) == alg)?1:0; -#ifdef CIPHER_DEBUG - printf("%d:[%08lX:%08lX]%p:%s (export)\n",ok,alg,emask, - c,c->name); -#endif - } - else - { - ok=((alg & mask) == alg)?1:0; -#ifdef CIPHER_DEBUG - printf("%d:[%08lX:%08lX]%p:%s\n",ok,alg,mask,c, - c->name); -#endif - } - - if (!ok) continue; - - j=sk_SSL_CIPHER_find(pref,c); - if (j >= 0) - { - ret=sk_SSL_CIPHER_value(pref,j); - break; - } - } - return(ret); - } - -int ssl3_get_req_cert_type(SSL *s, unsigned char *p) - { - int ret=0; - unsigned long alg; - - alg=s->s3->tmp.new_cipher->algorithms; - -#ifndef NO_DH - if (alg & (SSL_kDHr|SSL_kEDH)) - { -# ifndef NO_RSA - p[ret++]=SSL3_CT_RSA_FIXED_DH; -# endif -# ifndef NO_DSA - p[ret++]=SSL3_CT_DSS_FIXED_DH; -# endif - } - if ((s->version == SSL3_VERSION) && - (alg & (SSL_kEDH|SSL_kDHd|SSL_kDHr))) - { -# ifndef NO_RSA - p[ret++]=SSL3_CT_RSA_EPHEMERAL_DH; -# endif -# ifndef NO_DSA - p[ret++]=SSL3_CT_DSS_EPHEMERAL_DH; -# endif - } -#endif /* !NO_DH */ -#ifndef NO_RSA - p[ret++]=SSL3_CT_RSA_SIGN; -#endif -#ifndef NO_DSA - p[ret++]=SSL3_CT_DSS_SIGN; -#endif - return(ret); - } - -int ssl3_shutdown(SSL *s) - { - - /* Don't do anything much if we have not done the handshake or - * we don't want to send messages :-) */ - if ((s->quiet_shutdown) || (s->state == SSL_ST_BEFORE)) - { - s->shutdown=(SSL_SENT_SHUTDOWN|SSL_RECEIVED_SHUTDOWN); - return(1); - } - - if (!(s->shutdown & SSL_SENT_SHUTDOWN)) - { - s->shutdown|=SSL_SENT_SHUTDOWN; -#if 1 - ssl3_send_alert(s,SSL3_AL_WARNING,SSL_AD_CLOSE_NOTIFY); -#endif - /* our shutdown alert has been sent now, and if it still needs - * to be written, s->s3->alert_dispatch will be true */ - } - else if (s->s3->alert_dispatch) - { - /* resend it if not sent */ -#if 1 - ssl3_dispatch_alert(s); -#endif - } - else if (!(s->shutdown & SSL_RECEIVED_SHUTDOWN)) - { - /* If we are waiting for a close from our peer, we are closed */ - ssl3_read_bytes(s,0,NULL,0); - } - - if ((s->shutdown == (SSL_SENT_SHUTDOWN|SSL_RECEIVED_SHUTDOWN)) && - !s->s3->alert_dispatch) - return(1); - else - return(0); - } - -int ssl3_write(SSL *s, const void *buf, int len) - { - int ret,n; - -#if 0 - if (s->shutdown & SSL_SEND_SHUTDOWN) - { - s->rwstate=SSL_NOTHING; - return(0); - } -#endif - clear_sys_error(); - if (s->s3->renegotiate) ssl3_renegotiate_check(s); - - /* This is an experimental flag that sends the - * last handshake message in the same packet as the first - * use data - used to see if it helps the TCP protocol during - * session-id reuse */ - /* The second test is because the buffer may have been removed */ - if ((s->s3->flags & SSL3_FLAGS_POP_BUFFER) && (s->wbio == s->bbio)) - { - /* First time through, we write into the buffer */ - if (s->s3->delay_buf_pop_ret == 0) - { - ret=ssl3_write_bytes(s,SSL3_RT_APPLICATION_DATA, - buf,len); - if (ret <= 0) return(ret); - - s->s3->delay_buf_pop_ret=ret; - } - - s->rwstate=SSL_WRITING; - n=BIO_flush(s->wbio); - if (n <= 0) return(n); - s->rwstate=SSL_NOTHING; - - /* We have flushed the buffer, so remove it */ - ssl_free_wbio_buffer(s); - s->s3->flags&= ~SSL3_FLAGS_POP_BUFFER; - - ret=s->s3->delay_buf_pop_ret; - s->s3->delay_buf_pop_ret=0; - } - else - { - ret=ssl3_write_bytes(s,SSL3_RT_APPLICATION_DATA, - buf,len); - if (ret <= 0) return(ret); - } - - return(ret); - } - -int ssl3_read(SSL *s, void *buf, int len) - { - int ret; - - clear_sys_error(); - if (s->s3->renegotiate) ssl3_renegotiate_check(s); - s->s3->in_read_app_data=1; - ret=ssl3_read_bytes(s,SSL3_RT_APPLICATION_DATA,buf,len); - if ((ret == -1) && (s->s3->in_read_app_data == 0)) - { - /* ssl3_read_bytes decided to call s->handshake_func, which - * called ssl3_read_bytes to read handshake data. - * However, ssl3_read_bytes actually found application data - * and thinks that application data makes sense here (signalled - * by resetting 'in_read_app_data', strangely); so disable - * handshake processing and try to read application data again. */ - s->in_handshake++; - ret=ssl3_read_bytes(s,SSL3_RT_APPLICATION_DATA,buf,len); - s->in_handshake--; - } - else - s->s3->in_read_app_data=0; - - return(ret); - } - -int ssl3_peek(SSL *s, char *buf, int len) - { - SSL3_RECORD *rr; - int n; - - rr= &(s->s3->rrec); - if ((rr->length == 0) || (rr->type != SSL3_RT_APPLICATION_DATA)) - { - n=ssl3_read(s,buf,1); - if (n <= 0) return(n); - rr->length++; - rr->off--; - } - - if ((unsigned int)len > rr->length) - n=rr->length; - else - n=len; - memcpy(buf,&(rr->data[rr->off]),(unsigned int)n); - return(n); - } - -int ssl3_renegotiate(SSL *s) - { - if (s->handshake_func == NULL) - return(1); - - if (s->s3->flags & SSL3_FLAGS_NO_RENEGOTIATE_CIPHERS) - return(0); - - s->s3->renegotiate=1; - return(1); - } - -int ssl3_renegotiate_check(SSL *s) - { - int ret=0; - - if (s->s3->renegotiate) - { - if ( (s->s3->rbuf.left == 0) && - (s->s3->wbuf.left == 0) && - !SSL_in_init(s)) - { -/* -if we are the server, and we have sent a 'RENEGOTIATE' message, we -need to go to SSL_ST_ACCEPT. -*/ - /* SSL_ST_ACCEPT */ - s->state=SSL_ST_RENEGOTIATE; - s->s3->renegotiate=0; - s->s3->num_renegotiations++; - s->s3->total_renegotiations++; - ret=1; - } - } - return(ret); - } - |