ref: 464763202be7bdafa703c8c2ecfe1f4a5142f26f
dir: /sys/src/ape/lib/openssl/ssl/s23_lib.c/
/* ssl/s23_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/objects.h>
#include "ssl_locl.h"
long ssl23_default_timeout(void)
{
return(300);
}
IMPLEMENT_ssl23_meth_func(sslv23_base_method,
ssl_undefined_function,
ssl_undefined_function,
ssl_bad_method)
int ssl23_num_ciphers(void)
{
return(ssl3_num_ciphers()
#ifndef OPENSSL_NO_SSL2
+ ssl2_num_ciphers()
#endif
);
}
SSL_CIPHER *ssl23_get_cipher(unsigned int u)
{
unsigned int uu=ssl3_num_ciphers();
if (u < uu)
return(ssl3_get_cipher(u));
else
#ifndef OPENSSL_NO_SSL2
return(ssl2_get_cipher(u-uu));
#else
return(NULL);
#endif
}
/* This function needs to check if the ciphers required are actually
* available */
SSL_CIPHER *ssl23_get_cipher_by_char(const unsigned char *p)
{
SSL_CIPHER c,*cp;
unsigned long id;
int n;
n=ssl3_num_ciphers();
id=0x03000000|((unsigned long)p[0]<<16L)|
((unsigned long)p[1]<<8L)|(unsigned long)p[2];
c.id=id;
cp=ssl3_get_cipher_by_char(p);
#ifndef OPENSSL_NO_SSL2
if (cp == NULL)
cp=ssl2_get_cipher_by_char(p);
#endif
return(cp);
}
int ssl23_put_cipher_by_char(const SSL_CIPHER *c, unsigned char *p)
{
long l;
/* We can write SSLv2 and SSLv3 ciphers */
if (p != NULL)
{
l=c->id;
p[0]=((unsigned char)(l>>16L))&0xFF;
p[1]=((unsigned char)(l>> 8L))&0xFF;
p[2]=((unsigned char)(l ))&0xFF;
}
return(3);
}
int ssl23_read(SSL *s, void *buf, int len)
{
int n;
clear_sys_error();
if (SSL_in_init(s) && (!s->in_handshake))
{
n=s->handshake_func(s);
if (n < 0) return(n);
if (n == 0)
{
SSLerr(SSL_F_SSL23_READ,SSL_R_SSL_HANDSHAKE_FAILURE);
return(-1);
}
return(SSL_read(s,buf,len));
}
else
{
ssl_undefined_function(s);
return(-1);
}
}
int ssl23_peek(SSL *s, void *buf, int len)
{
int n;
clear_sys_error();
if (SSL_in_init(s) && (!s->in_handshake))
{
n=s->handshake_func(s);
if (n < 0) return(n);
if (n == 0)
{
SSLerr(SSL_F_SSL23_PEEK,SSL_R_SSL_HANDSHAKE_FAILURE);
return(-1);
}
return(SSL_peek(s,buf,len));
}
else
{
ssl_undefined_function(s);
return(-1);
}
}
int ssl23_write(SSL *s, const void *buf, int len)
{
int n;
clear_sys_error();
if (SSL_in_init(s) && (!s->in_handshake))
{
n=s->handshake_func(s);
if (n < 0) return(n);
if (n == 0)
{
SSLerr(SSL_F_SSL23_WRITE,SSL_R_SSL_HANDSHAKE_FAILURE);
return(-1);
}
return(SSL_write(s,buf,len));
}
else
{
ssl_undefined_function(s);
return(-1);
}
}