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openssl/ssl/s3_enc.c
Kurt Roeckx 361a119127 Remove support for all 40 and 56 bit ciphers. 
Reviewed-by: Rich Salz <rsalz@openssl.org>

MR: #364
2015-12-05 17:45:59 +01:00

662 lines
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/* ssl/s3_enc.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.]
*/
/* ====================================================================
* Copyright (c) 1998-2007 The OpenSSL Project. All rights reserved.
*
* 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 above 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 acknowledgment:
* "This product includes software developed by the OpenSSL Project
* for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
*
* 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
* endorse or promote products derived from this software without
* prior written permission. For written permission, please contact
* openssl-core@openssl.org.
*
* 5. Products derived from this software may not be called "OpenSSL"
* nor may "OpenSSL" appear in their names without prior written
* permission of the OpenSSL Project.
*
* 6. Redistributions of any form whatsoever must retain the following
* acknowledgment:
* "This product includes software developed by the OpenSSL Project
* for use in the OpenSSL Toolkit (http://www.openssl.org/)"
*
* THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
* EXPRESSED 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 OpenSSL PROJECT OR
* ITS 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.
* ====================================================================
*
* This product includes cryptographic software written by Eric Young
* (eay@cryptsoft.com). This product includes software written by Tim
* Hudson (tjh@cryptsoft.com).
*
*/
/* ====================================================================
* Copyright 2005 Nokia. All rights reserved.
*
* The portions of the attached software ("Contribution") is developed by
* Nokia Corporation and is licensed pursuant to the OpenSSL open source
* license.
*
* The Contribution, originally written by Mika Kousa and Pasi Eronen of
* Nokia Corporation, consists of the "PSK" (Pre-Shared Key) ciphersuites
* support (see RFC 4279) to OpenSSL.
*
* No patent licenses or other rights except those expressly stated in
* the OpenSSL open source license shall be deemed granted or received
* expressly, by implication, estoppel, or otherwise.
*
* No assurances are provided by Nokia that the Contribution does not
* infringe the patent or other intellectual property rights of any third
* party or that the license provides you with all the necessary rights
* to make use of the Contribution.
*
* THE SOFTWARE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. IN
* ADDITION TO THE DISCLAIMERS INCLUDED IN THE LICENSE, NOKIA
* SPECIFICALLY DISCLAIMS ANY LIABILITY FOR CLAIMS BROUGHT BY YOU OR ANY
* OTHER ENTITY BASED ON INFRINGEMENT OF INTELLECTUAL PROPERTY RIGHTS OR
* OTHERWISE.
*/
#include <stdio.h>
#include "ssl_locl.h"
#include <openssl/evp.h>
#include <openssl/md5.h>
static int ssl3_generate_key_block(SSL *s, unsigned char *km, int num)
{
EVP_MD_CTX m5;
EVP_MD_CTX s1;
unsigned char buf[16], smd[SHA_DIGEST_LENGTH];
unsigned char c = 'A';
unsigned int i, j, k;
#ifdef CHARSET_EBCDIC
c = os_toascii[c]; /* 'A' in ASCII */
#endif
k = 0;
EVP_MD_CTX_init(&m5);
EVP_MD_CTX_set_flags(&m5, EVP_MD_CTX_FLAG_NON_FIPS_ALLOW);
EVP_MD_CTX_init(&s1);
for (i = 0; (int)i < num; i += MD5_DIGEST_LENGTH) {
k++;
if (k > sizeof buf) {
/* bug: 'buf' is too small for this ciphersuite */
SSLerr(SSL_F_SSL3_GENERATE_KEY_BLOCK, ERR_R_INTERNAL_ERROR);
return 0;
}
for (j = 0; j < k; j++)
buf[j] = c;
c++;
EVP_DigestInit_ex(&s1, EVP_sha1(), NULL);
EVP_DigestUpdate(&s1, buf, k);
EVP_DigestUpdate(&s1, s->session->master_key,
s->session->master_key_length);
EVP_DigestUpdate(&s1, s->s3->server_random, SSL3_RANDOM_SIZE);
EVP_DigestUpdate(&s1, s->s3->client_random, SSL3_RANDOM_SIZE);
EVP_DigestFinal_ex(&s1, smd, NULL);
EVP_DigestInit_ex(&m5, EVP_md5(), NULL);
EVP_DigestUpdate(&m5, s->session->master_key,
s->session->master_key_length);
EVP_DigestUpdate(&m5, smd, SHA_DIGEST_LENGTH);
if ((int)(i + MD5_DIGEST_LENGTH) > num) {
EVP_DigestFinal_ex(&m5, smd, NULL);
memcpy(km, smd, (num - i));
} else
EVP_DigestFinal_ex(&m5, km, NULL);
km += MD5_DIGEST_LENGTH;
}
OPENSSL_cleanse(smd, sizeof(smd));
EVP_MD_CTX_cleanup(&m5);
EVP_MD_CTX_cleanup(&s1);
return 1;
}
int ssl3_change_cipher_state(SSL *s, int which)
{
unsigned char *p, *mac_secret;
unsigned char exp_key[EVP_MAX_KEY_LENGTH];
unsigned char exp_iv[EVP_MAX_IV_LENGTH];
unsigned char *ms, *key, *iv;
EVP_CIPHER_CTX *dd;
const EVP_CIPHER *c;
#ifndef OPENSSL_NO_COMP
COMP_METHOD *comp;
#endif
const EVP_MD *m;
int n, i, j, k, cl;
int reuse_dd = 0;
c = s->s3->tmp.new_sym_enc;
m = s->s3->tmp.new_hash;
/* m == NULL will lead to a crash later */
OPENSSL_assert(m);
#ifndef OPENSSL_NO_COMP
if (s->s3->tmp.new_compression == NULL)
comp = NULL;
else
comp = s->s3->tmp.new_compression->method;
#endif
if (which & SSL3_CC_READ) {
if (s->enc_read_ctx != NULL)
reuse_dd = 1;
else if ((s->enc_read_ctx =
OPENSSL_malloc(sizeof(*s->enc_read_ctx))) == NULL)
goto err;
else
/*
* make sure it's intialized in case we exit later with an error
*/
EVP_CIPHER_CTX_init(s->enc_read_ctx);
dd = s->enc_read_ctx;
if (ssl_replace_hash(&s->read_hash, m) == NULL) {
SSLerr(SSL_F_SSL3_CHANGE_CIPHER_STATE, ERR_R_INTERNAL_ERROR);
goto err2;
}
#ifndef OPENSSL_NO_COMP
/* COMPRESS */
COMP_CTX_free(s->expand);
s->expand = NULL;
if (comp != NULL) {
s->expand = COMP_CTX_new(comp);
if (s->expand == NULL) {
SSLerr(SSL_F_SSL3_CHANGE_CIPHER_STATE,
SSL_R_COMPRESSION_LIBRARY_ERROR);
goto err2;
}
if (!RECORD_LAYER_setup_comp_buffer(&s->rlayer))
goto err;
}
#endif
RECORD_LAYER_reset_read_sequence(&s->rlayer);
mac_secret = &(s->s3->read_mac_secret[0]);
} else {
if (s->enc_write_ctx != NULL)
reuse_dd = 1;
else if ((s->enc_write_ctx =
OPENSSL_malloc(sizeof(*s->enc_write_ctx))) == NULL)
goto err;
else
/*
* make sure it's intialized in case we exit later with an error
*/
EVP_CIPHER_CTX_init(s->enc_write_ctx);
dd = s->enc_write_ctx;
if (ssl_replace_hash(&s->write_hash, m) == NULL) {
SSLerr(SSL_F_SSL3_CHANGE_CIPHER_STATE, ERR_R_INTERNAL_ERROR);
goto err2;
}
#ifndef OPENSSL_NO_COMP
/* COMPRESS */
COMP_CTX_free(s->compress);
s->compress = NULL;
if (comp != NULL) {
s->compress = COMP_CTX_new(comp);
if (s->compress == NULL) {
SSLerr(SSL_F_SSL3_CHANGE_CIPHER_STATE,
SSL_R_COMPRESSION_LIBRARY_ERROR);
goto err2;
}
}
#endif
RECORD_LAYER_reset_write_sequence(&s->rlayer);
mac_secret = &(s->s3->write_mac_secret[0]);
}
if (reuse_dd)
EVP_CIPHER_CTX_cleanup(dd);
p = s->s3->tmp.key_block;
i = EVP_MD_size(m);
if (i < 0)
goto err2;
cl = EVP_CIPHER_key_length(c);
j = cl;
k = EVP_CIPHER_iv_length(c);
if ((which == SSL3_CHANGE_CIPHER_CLIENT_WRITE) ||
(which == SSL3_CHANGE_CIPHER_SERVER_READ)) {
ms = &(p[0]);
n = i + i;
key = &(p[n]);
n += j + j;
iv = &(p[n]);
n += k + k;
} else {
n = i;
ms = &(p[n]);
n += i + j;
key = &(p[n]);
n += j + k;
iv = &(p[n]);
n += k;
}
if (n > s->s3->tmp.key_block_length) {
SSLerr(SSL_F_SSL3_CHANGE_CIPHER_STATE, ERR_R_INTERNAL_ERROR);
goto err2;
}
memcpy(mac_secret, ms, i);
EVP_CipherInit_ex(dd, c, NULL, key, iv, (which & SSL3_CC_WRITE));
#ifdef OPENSSL_SSL_TRACE_CRYPTO
if (s->msg_callback) {
int wh = which & SSL3_CC_WRITE ?
TLS1_RT_CRYPTO_WRITE : TLS1_RT_CRYPTO_READ;
s->msg_callback(2, s->version, wh | TLS1_RT_CRYPTO_MAC,
mac_secret, EVP_MD_size(m), s, s->msg_callback_arg);
if (c->key_len)
s->msg_callback(2, s->version, wh | TLS1_RT_CRYPTO_KEY,
key, c->key_len, s, s->msg_callback_arg);
if (k) {
s->msg_callback(2, s->version, wh | TLS1_RT_CRYPTO_IV,
iv, k, s, s->msg_callback_arg);
}
}
#endif
OPENSSL_cleanse(exp_key, sizeof(exp_key));
OPENSSL_cleanse(exp_iv, sizeof(exp_iv));
return (1);
err:
SSLerr(SSL_F_SSL3_CHANGE_CIPHER_STATE, ERR_R_MALLOC_FAILURE);
err2:
OPENSSL_cleanse(exp_key, sizeof(exp_key));
OPENSSL_cleanse(exp_iv, sizeof(exp_iv));
return (0);
}
int ssl3_setup_key_block(SSL *s)
{
unsigned char *p;
const EVP_CIPHER *c;
const EVP_MD *hash;
int num;
int ret = 0;
SSL_COMP *comp;
if (s->s3->tmp.key_block_length != 0)
return (1);
if (!ssl_cipher_get_evp(s->session, &c, &hash, NULL, NULL, &comp, 0)) {
SSLerr(SSL_F_SSL3_SETUP_KEY_BLOCK, SSL_R_CIPHER_OR_HASH_UNAVAILABLE);
return (0);
}
s->s3->tmp.new_sym_enc = c;
s->s3->tmp.new_hash = hash;
#ifdef OPENSSL_NO_COMP
s->s3->tmp.new_compression = NULL;
#else
s->s3->tmp.new_compression = comp;
#endif
num = EVP_MD_size(hash);
if (num < 0)
return 0;
num = EVP_CIPHER_key_length(c) + num + EVP_CIPHER_iv_length(c);
num *= 2;
ssl3_cleanup_key_block(s);
if ((p = OPENSSL_malloc(num)) == NULL)
goto err;
s->s3->tmp.key_block_length = num;
s->s3->tmp.key_block = p;
ret = ssl3_generate_key_block(s, p, num);
if (!(s->options & SSL_OP_DONT_INSERT_EMPTY_FRAGMENTS)) {
/*
* enable vulnerability countermeasure for CBC ciphers with known-IV
* problem (http://www.openssl.org/~bodo/tls-cbc.txt)
*/
s->s3->need_empty_fragments = 1;
if (s->session->cipher != NULL) {
if (s->session->cipher->algorithm_enc == SSL_eNULL)
s->s3->need_empty_fragments = 0;
#ifndef OPENSSL_NO_RC4
if (s->session->cipher->algorithm_enc == SSL_RC4)
s->s3->need_empty_fragments = 0;
#endif
}
}
return ret;
err:
SSLerr(SSL_F_SSL3_SETUP_KEY_BLOCK, ERR_R_MALLOC_FAILURE);
return (0);
}
void ssl3_cleanup_key_block(SSL *s)
{
OPENSSL_clear_free(s->s3->tmp.key_block, s->s3->tmp.key_block_length);
s->s3->tmp.key_block = NULL;
s->s3->tmp.key_block_length = 0;
}
void ssl3_init_finished_mac(SSL *s)
{
ssl3_free_digest_list(s);
s->s3->handshake_buffer = BIO_new(BIO_s_mem());
(void)BIO_set_close(s->s3->handshake_buffer, BIO_CLOSE);
}
/*
* Free digest list. Also frees handshake buffer since they are always freed
* together.
*/
void ssl3_free_digest_list(SSL *s)
{
BIO_free(s->s3->handshake_buffer);
s->s3->handshake_buffer = NULL;
EVP_MD_CTX_destroy(s->s3->handshake_dgst);
s->s3->handshake_dgst = NULL;
}
void ssl3_finish_mac(SSL *s, const unsigned char *buf, int len)
{
if (s->s3->handshake_dgst == NULL)
BIO_write(s->s3->handshake_buffer, (void *)buf, len);
else
EVP_DigestUpdate(s->s3->handshake_dgst, buf, len);
}
int ssl3_digest_cached_records(SSL *s, int keep)
{
const EVP_MD *md;
long hdatalen;
void *hdata;
if (s->s3->handshake_dgst == NULL) {
hdatalen = BIO_get_mem_data(s->s3->handshake_buffer, &hdata);
if (hdatalen <= 0) {
SSLerr(SSL_F_SSL3_DIGEST_CACHED_RECORDS, SSL_R_BAD_HANDSHAKE_LENGTH);
return 0;
}
s->s3->handshake_dgst = EVP_MD_CTX_create();
if (s->s3->handshake_dgst == NULL) {
SSLerr(SSL_F_SSL3_DIGEST_CACHED_RECORDS, ERR_R_MALLOC_FAILURE);
return 0;
}
md = ssl_handshake_md(s);
if (md == NULL) {
SSLerr(SSL_F_SSL3_DIGEST_CACHED_RECORDS, ERR_R_INTERNAL_ERROR);
return 0;
}
EVP_DigestInit_ex(s->s3->handshake_dgst, md, NULL);
EVP_DigestUpdate(s->s3->handshake_dgst, hdata, hdatalen);
}
if (keep == 0) {
BIO_free(s->s3->handshake_buffer);
s->s3->handshake_buffer = NULL;
}
return 1;
}
int ssl3_final_finish_mac(SSL *s, const char *sender, int len, unsigned char *p)
{
int ret;
EVP_MD_CTX ctx;
if (!ssl3_digest_cached_records(s, 0))
return 0;
if (EVP_MD_CTX_type(s->s3->handshake_dgst) != NID_md5_sha1) {
SSLerr(SSL_F_SSL3_FINAL_FINISH_MAC, SSL_R_NO_REQUIRED_DIGEST);
return 0;
}
EVP_MD_CTX_init(&ctx);
EVP_MD_CTX_copy_ex(&ctx, s->s3->handshake_dgst);
ret = EVP_MD_CTX_size(&ctx);
if (ret < 0) {
EVP_MD_CTX_cleanup(&ctx);
return 0;
}
if ((sender != NULL && EVP_DigestUpdate(&ctx, sender, len) <= 0)
|| EVP_MD_CTX_ctrl(&ctx, EVP_CTRL_SSL3_MASTER_SECRET,
s->session->master_key_length,
s->session->master_key) <= 0
|| EVP_DigestFinal_ex(&ctx, p, NULL) <= 0) {
SSLerr(SSL_F_SSL3_FINAL_FINISH_MAC, ERR_R_INTERNAL_ERROR);
ret = 0;
}
EVP_MD_CTX_cleanup(&ctx);
return ret;
}
int ssl3_generate_master_secret(SSL *s, unsigned char *out, unsigned char *p,
int len)
{
static const unsigned char *salt[3] = {
#ifndef CHARSET_EBCDIC
(const unsigned char *)"A",
(const unsigned char *)"BB",
(const unsigned char *)"CCC",
#else
(const unsigned char *)"\x41",
(const unsigned char *)"\x42\x42",
(const unsigned char *)"\x43\x43\x43",
#endif
};
unsigned char buf[EVP_MAX_MD_SIZE];
EVP_MD_CTX ctx;
int i, ret = 0;
unsigned int n;
#ifdef OPENSSL_SSL_TRACE_CRYPTO
unsigned char *tmpout = out;
#endif
EVP_MD_CTX_init(&ctx);
for (i = 0; i < 3; i++) {
if (EVP_DigestInit_ex(&ctx, s->ctx->sha1, NULL) <= 0
|| EVP_DigestUpdate(&ctx, salt[i],
strlen((const char *)salt[i])) <= 0
|| EVP_DigestUpdate(&ctx, p, len) <= 0
|| EVP_DigestUpdate(&ctx, &(s->s3->client_random[0]),
SSL3_RANDOM_SIZE) <= 0
|| EVP_DigestUpdate(&ctx, &(s->s3->server_random[0]),
SSL3_RANDOM_SIZE) <= 0
|| EVP_DigestFinal_ex(&ctx, buf, &n) <= 0
|| EVP_DigestInit_ex(&ctx, s->ctx->md5, NULL) <= 0
|| EVP_DigestUpdate(&ctx, p, len) <= 0
|| EVP_DigestUpdate(&ctx, buf, n) <= 0
|| EVP_DigestFinal_ex(&ctx, out, &n) <= 0) {
SSLerr(SSL_F_SSL3_GENERATE_MASTER_SECRET, ERR_R_INTERNAL_ERROR);
ret = 0;
break;
}
out += n;
ret += n;
}
EVP_MD_CTX_cleanup(&ctx);
#ifdef OPENSSL_SSL_TRACE_CRYPTO
if (ret > 0 && s->msg_callback) {
s->msg_callback(2, s->version, TLS1_RT_CRYPTO_PREMASTER,
p, len, s, s->msg_callback_arg);
s->msg_callback(2, s->version, TLS1_RT_CRYPTO_CLIENT_RANDOM,
s->s3->client_random, SSL3_RANDOM_SIZE,
s, s->msg_callback_arg);
s->msg_callback(2, s->version, TLS1_RT_CRYPTO_SERVER_RANDOM,
s->s3->server_random, SSL3_RANDOM_SIZE,
s, s->msg_callback_arg);
s->msg_callback(2, s->version, TLS1_RT_CRYPTO_MASTER,
tmpout, SSL3_MASTER_SECRET_SIZE,
s, s->msg_callback_arg);
}
#endif
OPENSSL_cleanse(buf, sizeof(buf));
return (ret);
}
int ssl3_alert_code(int code)
{
switch (code) {
case SSL_AD_CLOSE_NOTIFY:
return (SSL3_AD_CLOSE_NOTIFY);
case SSL_AD_UNEXPECTED_MESSAGE:
return (SSL3_AD_UNEXPECTED_MESSAGE);
case SSL_AD_BAD_RECORD_MAC:
return (SSL3_AD_BAD_RECORD_MAC);
case SSL_AD_DECRYPTION_FAILED:
return (SSL3_AD_BAD_RECORD_MAC);
case SSL_AD_RECORD_OVERFLOW:
return (SSL3_AD_BAD_RECORD_MAC);
case SSL_AD_DECOMPRESSION_FAILURE:
return (SSL3_AD_DECOMPRESSION_FAILURE);
case SSL_AD_HANDSHAKE_FAILURE:
return (SSL3_AD_HANDSHAKE_FAILURE);
case SSL_AD_NO_CERTIFICATE:
return (SSL3_AD_NO_CERTIFICATE);
case SSL_AD_BAD_CERTIFICATE:
return (SSL3_AD_BAD_CERTIFICATE);
case SSL_AD_UNSUPPORTED_CERTIFICATE:
return (SSL3_AD_UNSUPPORTED_CERTIFICATE);
case SSL_AD_CERTIFICATE_REVOKED:
return (SSL3_AD_CERTIFICATE_REVOKED);
case SSL_AD_CERTIFICATE_EXPIRED:
return (SSL3_AD_CERTIFICATE_EXPIRED);
case SSL_AD_CERTIFICATE_UNKNOWN:
return (SSL3_AD_CERTIFICATE_UNKNOWN);
case SSL_AD_ILLEGAL_PARAMETER:
return (SSL3_AD_ILLEGAL_PARAMETER);
case SSL_AD_UNKNOWN_CA:
return (SSL3_AD_BAD_CERTIFICATE);
case SSL_AD_ACCESS_DENIED:
return (SSL3_AD_HANDSHAKE_FAILURE);
case SSL_AD_DECODE_ERROR:
return (SSL3_AD_HANDSHAKE_FAILURE);
case SSL_AD_DECRYPT_ERROR:
return (SSL3_AD_HANDSHAKE_FAILURE);
case SSL_AD_EXPORT_RESTRICTION:
return (SSL3_AD_HANDSHAKE_FAILURE);
case SSL_AD_PROTOCOL_VERSION:
return (SSL3_AD_HANDSHAKE_FAILURE);
case SSL_AD_INSUFFICIENT_SECURITY:
return (SSL3_AD_HANDSHAKE_FAILURE);
case SSL_AD_INTERNAL_ERROR:
return (SSL3_AD_HANDSHAKE_FAILURE);
case SSL_AD_USER_CANCELLED:
return (SSL3_AD_HANDSHAKE_FAILURE);
case SSL_AD_NO_RENEGOTIATION:
return (-1); /* Don't send it :-) */
case SSL_AD_UNSUPPORTED_EXTENSION:
return (SSL3_AD_HANDSHAKE_FAILURE);
case SSL_AD_CERTIFICATE_UNOBTAINABLE:
return (SSL3_AD_HANDSHAKE_FAILURE);
case SSL_AD_UNRECOGNIZED_NAME:
return (SSL3_AD_HANDSHAKE_FAILURE);
case SSL_AD_BAD_CERTIFICATE_STATUS_RESPONSE:
return (SSL3_AD_HANDSHAKE_FAILURE);
case SSL_AD_BAD_CERTIFICATE_HASH_VALUE:
return (SSL3_AD_HANDSHAKE_FAILURE);
case SSL_AD_UNKNOWN_PSK_IDENTITY:
return (TLS1_AD_UNKNOWN_PSK_IDENTITY);
case SSL_AD_INAPPROPRIATE_FALLBACK:
return (TLS1_AD_INAPPROPRIATE_FALLBACK);
default:
return (-1);
}
}
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