1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/os/ossrv/ssl/libssl/src/s23_pkt.c Fri Jun 15 03:10:57 2012 +0200
1.3 @@ -0,0 +1,117 @@
1.4 +/* ssl/s23_pkt.c */
1.5 +/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
1.6 + * All rights reserved.
1.7 + *
1.8 + * This package is an SSL implementation written
1.9 + * by Eric Young (eay@cryptsoft.com).
1.10 + * The implementation was written so as to conform with Netscapes SSL.
1.11 + *
1.12 + * This library is free for commercial and non-commercial use as long as
1.13 + * the following conditions are aheared to. The following conditions
1.14 + * apply to all code found in this distribution, be it the RC4, RSA,
1.15 + * lhash, DES, etc., code; not just the SSL code. The SSL documentation
1.16 + * included with this distribution is covered by the same copyright terms
1.17 + * except that the holder is Tim Hudson (tjh@cryptsoft.com).
1.18 + *
1.19 + * Copyright remains Eric Young's, and as such any Copyright notices in
1.20 + * the code are not to be removed.
1.21 + * If this package is used in a product, Eric Young should be given attribution
1.22 + * as the author of the parts of the library used.
1.23 + * This can be in the form of a textual message at program startup or
1.24 + * in documentation (online or textual) provided with the package.
1.25 + *
1.26 + * Redistribution and use in source and binary forms, with or without
1.27 + * modification, are permitted provided that the following conditions
1.28 + * are met:
1.29 + * 1. Redistributions of source code must retain the copyright
1.30 + * notice, this list of conditions and the following disclaimer.
1.31 + * 2. Redistributions in binary form must reproduce the above copyright
1.32 + * notice, this list of conditions and the following disclaimer in the
1.33 + * documentation and/or other materials provided with the distribution.
1.34 + * 3. All advertising materials mentioning features or use of this software
1.35 + * must display the following acknowledgement:
1.36 + * "This product includes cryptographic software written by
1.37 + * Eric Young (eay@cryptsoft.com)"
1.38 + * The word 'cryptographic' can be left out if the rouines from the library
1.39 + * being used are not cryptographic related :-).
1.40 + * 4. If you include any Windows specific code (or a derivative thereof) from
1.41 + * the apps directory (application code) you must include an acknowledgement:
1.42 + * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
1.43 + *
1.44 + * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
1.45 + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
1.46 + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
1.47 + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
1.48 + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
1.49 + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
1.50 + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
1.51 + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
1.52 + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
1.53 + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
1.54 + * SUCH DAMAGE.
1.55 + *
1.56 + * The licence and distribution terms for any publically available version or
1.57 + * derivative of this code cannot be changed. i.e. this code cannot simply be
1.58 + * copied and put under another distribution licence
1.59 + * [including the GNU Public Licence.]
1.60 + */
1.61 +
1.62 +#include <stdio.h>
1.63 +#include <errno.h>
1.64 +#define USE_SOCKETS
1.65 +#include "ssl_locl.h"
1.66 +#include <openssl/evp.h>
1.67 +#include <openssl/buffer.h>
1.68 +
1.69 +int ssl23_write_bytes(SSL *s)
1.70 + {
1.71 + int i,num,tot;
1.72 + char *buf;
1.73 +
1.74 + buf=s->init_buf->data;
1.75 + tot=s->init_off;
1.76 + num=s->init_num;
1.77 + for (;;)
1.78 + {
1.79 + s->rwstate=SSL_WRITING;
1.80 + i=BIO_write(s->wbio,&(buf[tot]),num);
1.81 + if (i <= 0)
1.82 + {
1.83 + s->init_off=tot;
1.84 + s->init_num=num;
1.85 + return(i);
1.86 + }
1.87 + s->rwstate=SSL_NOTHING;
1.88 + if (i == num) return(tot+i);
1.89 +
1.90 + num-=i;
1.91 + tot+=i;
1.92 + }
1.93 + }
1.94 +
1.95 +/* return regularly only when we have read (at least) 'n' bytes */
1.96 +int ssl23_read_bytes(SSL *s, int n)
1.97 + {
1.98 + unsigned char *p;
1.99 + int j;
1.100 +
1.101 + if (s->packet_length < (unsigned int)n)
1.102 + {
1.103 + p=s->packet;
1.104 +
1.105 + for (;;)
1.106 + {
1.107 + s->rwstate=SSL_READING;
1.108 + j=BIO_read(s->rbio,(char *)&(p[s->packet_length]),
1.109 + n-s->packet_length);
1.110 + if (j <= 0)
1.111 + return(j);
1.112 + s->rwstate=SSL_NOTHING;
1.113 + s->packet_length+=j;
1.114 + if (s->packet_length >= (unsigned int)n)
1.115 + return(s->packet_length);
1.116 + }
1.117 + }
1.118 + return(n);
1.119 + }
1.120 +