155714Skris/* ssl/s23_lib.c */ 255714Skris/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) 355714Skris * All rights reserved. 455714Skris * 555714Skris * This package is an SSL implementation written 655714Skris * by Eric Young (eay@cryptsoft.com). 755714Skris * The implementation was written so as to conform with Netscapes SSL. 8296465Sdelphij * 955714Skris * This library is free for commercial and non-commercial use as long as 1055714Skris * the following conditions are aheared to. The following conditions 1155714Skris * apply to all code found in this distribution, be it the RC4, RSA, 1255714Skris * lhash, DES, etc., code; not just the SSL code. The SSL documentation 1355714Skris * included with this distribution is covered by the same copyright terms 1455714Skris * except that the holder is Tim Hudson (tjh@cryptsoft.com). 15296465Sdelphij * 1655714Skris * Copyright remains Eric Young's, and as such any Copyright notices in 1755714Skris * the code are not to be removed. 1855714Skris * If this package is used in a product, Eric Young should be given attribution 1955714Skris * as the author of the parts of the library used. 2055714Skris * This can be in the form of a textual message at program startup or 2155714Skris * in documentation (online or textual) provided with the package. 22296465Sdelphij * 2355714Skris * Redistribution and use in source and binary forms, with or without 2455714Skris * modification, are permitted provided that the following conditions 2555714Skris * are met: 2655714Skris * 1. Redistributions of source code must retain the copyright 2755714Skris * notice, this list of conditions and the following disclaimer. 2855714Skris * 2. Redistributions in binary form must reproduce the above copyright 2955714Skris * notice, this list of conditions and the following disclaimer in the 3055714Skris * documentation and/or other materials provided with the distribution. 3155714Skris * 3. All advertising materials mentioning features or use of this software 3255714Skris * must display the following acknowledgement: 3355714Skris * "This product includes cryptographic software written by 3455714Skris * Eric Young (eay@cryptsoft.com)" 3555714Skris * The word 'cryptographic' can be left out if the rouines from the library 3655714Skris * being used are not cryptographic related :-). 37296465Sdelphij * 4. If you include any Windows specific code (or a derivative thereof) from 3855714Skris * the apps directory (application code) you must include an acknowledgement: 3955714Skris * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" 40296465Sdelphij * 4155714Skris * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND 4255714Skris * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 4355714Skris * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 4455714Skris * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 4555714Skris * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 4655714Skris * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 4755714Skris * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 4855714Skris * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 4955714Skris * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 5055714Skris * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 5155714Skris * SUCH DAMAGE. 52296465Sdelphij * 5355714Skris * The licence and distribution terms for any publically available version or 5455714Skris * derivative of this code cannot be changed. i.e. this code cannot simply be 5555714Skris * copied and put under another distribution licence 5655714Skris * [including the GNU Public Licence.] 5755714Skris */ 5855714Skris 5955714Skris#include <stdio.h> 6055714Skris#include <openssl/objects.h> 6155714Skris#include "ssl_locl.h" 6255714Skris 63160817Ssimonlong ssl23_default_timeout(void) 64296465Sdelphij{ 65296465Sdelphij return (300); 66296465Sdelphij} 6755714Skris 68160817SsimonIMPLEMENT_ssl23_meth_func(sslv23_base_method, 69296465Sdelphij ssl_undefined_function, 70296465Sdelphij ssl_undefined_function, ssl_bad_method) 7155714Skris 72160817Ssimonint ssl23_num_ciphers(void) 73296465Sdelphij{ 74296465Sdelphij return (ssl3_num_ciphers() 75110007Smarkm#ifndef OPENSSL_NO_SSL2 76296465Sdelphij + ssl2_num_ciphers() 7755949Skris#endif 78296465Sdelphij ); 79296465Sdelphij} 8055714Skris 81160817SsimonSSL_CIPHER *ssl23_get_cipher(unsigned int u) 82296465Sdelphij{ 83296465Sdelphij unsigned int uu = ssl3_num_ciphers(); 8455714Skris 85296465Sdelphij if (u < uu) 86296465Sdelphij return (ssl3_get_cipher(u)); 87296465Sdelphij else 88110007Smarkm#ifndef OPENSSL_NO_SSL2 89296465Sdelphij return (ssl2_get_cipher(u - uu)); 9055949Skris#else 91296465Sdelphij return (NULL); 9255949Skris#endif 93296465Sdelphij} 9455714Skris 95296465Sdelphij/* 96296465Sdelphij * This function needs to check if the ciphers required are actually 97296465Sdelphij * available 98296465Sdelphij */ 99160817SsimonSSL_CIPHER *ssl23_get_cipher_by_char(const unsigned char *p) 100296465Sdelphij{ 101296465Sdelphij SSL_CIPHER *cp; 10255714Skris 103296465Sdelphij cp = ssl3_get_cipher_by_char(p); 104110007Smarkm#ifndef OPENSSL_NO_SSL2 105296465Sdelphij if (cp == NULL) 106296465Sdelphij cp = ssl2_get_cipher_by_char(p); 10755949Skris#endif 108296465Sdelphij return (cp); 109296465Sdelphij} 11055714Skris 111160817Ssimonint ssl23_put_cipher_by_char(const SSL_CIPHER *c, unsigned char *p) 112296465Sdelphij{ 113296465Sdelphij long l; 11455714Skris 115296465Sdelphij /* We can write SSLv2 and SSLv3 ciphers */ 116296465Sdelphij /* but no ECC ciphers */ 117296465Sdelphij if (c->algorithms & (SSL_ECDH | SSL_aECDSA)) 118296465Sdelphij return 0; 119296465Sdelphij if (p != NULL) { 120296465Sdelphij l = c->id; 121296465Sdelphij p[0] = ((unsigned char)(l >> 16L)) & 0xFF; 122296465Sdelphij p[1] = ((unsigned char)(l >> 8L)) & 0xFF; 123296465Sdelphij p[2] = ((unsigned char)(l)) & 0xFF; 124296465Sdelphij } 125296465Sdelphij return (3); 126296465Sdelphij} 12755714Skris 128160817Ssimonint ssl23_read(SSL *s, void *buf, int len) 129296465Sdelphij{ 130296465Sdelphij int n; 13155714Skris 132296465Sdelphij clear_sys_error(); 133296465Sdelphij if (SSL_in_init(s) && (!s->in_handshake)) { 134296465Sdelphij n = s->handshake_func(s); 135296465Sdelphij if (n < 0) 136296465Sdelphij return (n); 137296465Sdelphij if (n == 0) { 138296465Sdelphij SSLerr(SSL_F_SSL23_READ, SSL_R_SSL_HANDSHAKE_FAILURE); 139296465Sdelphij return (-1); 140296465Sdelphij } 141296465Sdelphij return (SSL_read(s, buf, len)); 142296465Sdelphij } else { 143296465Sdelphij ssl_undefined_function(s); 144296465Sdelphij return (-1); 145296465Sdelphij } 146296465Sdelphij} 14755714Skris 148160817Ssimonint ssl23_peek(SSL *s, void *buf, int len) 149296465Sdelphij{ 150296465Sdelphij int n; 15155714Skris 152296465Sdelphij clear_sys_error(); 153296465Sdelphij if (SSL_in_init(s) && (!s->in_handshake)) { 154296465Sdelphij n = s->handshake_func(s); 155296465Sdelphij if (n < 0) 156296465Sdelphij return (n); 157296465Sdelphij if (n == 0) { 158296465Sdelphij SSLerr(SSL_F_SSL23_PEEK, SSL_R_SSL_HANDSHAKE_FAILURE); 159296465Sdelphij return (-1); 160296465Sdelphij } 161296465Sdelphij return (SSL_peek(s, buf, len)); 162296465Sdelphij } else { 163296465Sdelphij ssl_undefined_function(s); 164296465Sdelphij return (-1); 165296465Sdelphij } 166296465Sdelphij} 16776870Skris 168160817Ssimonint ssl23_write(SSL *s, const void *buf, int len) 169296465Sdelphij{ 170296465Sdelphij int n; 17176870Skris 172296465Sdelphij clear_sys_error(); 173296465Sdelphij if (SSL_in_init(s) && (!s->in_handshake)) { 174296465Sdelphij n = s->handshake_func(s); 175296465Sdelphij if (n < 0) 176296465Sdelphij return (n); 177296465Sdelphij if (n == 0) { 178296465Sdelphij SSLerr(SSL_F_SSL23_WRITE, SSL_R_SSL_HANDSHAKE_FAILURE); 179296465Sdelphij return (-1); 180296465Sdelphij } 181296465Sdelphij return (SSL_write(s, buf, len)); 182296465Sdelphij } else { 183296465Sdelphij ssl_undefined_function(s); 184296465Sdelphij return (-1); 185296465Sdelphij } 186296465Sdelphij} 187