ref: 63f9a4fda36f916e543c8f3ea117b31c194a4db7
dir: /sys/src/ape/lib/openssl/crypto/bio/bio_cb.c/
/* crypto/bio/bio_cb.c */
/* Copyright (C) 1995-1998 Eric Young ([email protected])
* All rights reserved.
*
* This package is an SSL implementation written
* by Eric Young ([email protected]).
* 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 ([email protected]).
*
* 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 ([email protected])"
* 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 ([email protected])"
*
* 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 <string.h>
#include <stdlib.h>
#include "cryptlib.h"
#include <openssl/bio.h>
#include <openssl/err.h>
long MS_CALLBACK BIO_debug_callback(BIO *bio, int cmd, const char *argp,
int argi, long argl, long ret)
{
BIO *b;
MS_STATIC char buf[256];
char *p;
long r=1;
size_t p_maxlen;
if (BIO_CB_RETURN & cmd)
r=ret;
BIO_snprintf(buf,sizeof buf,"BIO[%08lX]:",(unsigned long)bio);
p= &(buf[14]);
p_maxlen = sizeof buf - 14;
switch (cmd)
{
case BIO_CB_FREE:
BIO_snprintf(p,p_maxlen,"Free - %s\n",bio->method->name);
break;
case BIO_CB_READ:
if (bio->method->type & BIO_TYPE_DESCRIPTOR)
BIO_snprintf(p,p_maxlen,"read(%d,%d) - %s fd=%d\n",
bio->num,argi,bio->method->name,bio->num);
else
BIO_snprintf(p,p_maxlen,"read(%d,%d) - %s\n",
bio->num,argi,bio->method->name);
break;
case BIO_CB_WRITE:
if (bio->method->type & BIO_TYPE_DESCRIPTOR)
BIO_snprintf(p,p_maxlen,"write(%d,%d) - %s fd=%d\n",
bio->num,argi,bio->method->name,bio->num);
else
BIO_snprintf(p,p_maxlen,"write(%d,%d) - %s\n",
bio->num,argi,bio->method->name);
break;
case BIO_CB_PUTS:
BIO_snprintf(p,p_maxlen,"puts() - %s\n",bio->method->name);
break;
case BIO_CB_GETS:
BIO_snprintf(p,p_maxlen,"gets(%d) - %s\n",argi,bio->method->name);
break;
case BIO_CB_CTRL:
BIO_snprintf(p,p_maxlen,"ctrl(%d) - %s\n",argi,bio->method->name);
break;
case BIO_CB_RETURN|BIO_CB_READ:
BIO_snprintf(p,p_maxlen,"read return %ld\n",ret);
break;
case BIO_CB_RETURN|BIO_CB_WRITE:
BIO_snprintf(p,p_maxlen,"write return %ld\n",ret);
break;
case BIO_CB_RETURN|BIO_CB_GETS:
BIO_snprintf(p,p_maxlen,"gets return %ld\n",ret);
break;
case BIO_CB_RETURN|BIO_CB_PUTS:
BIO_snprintf(p,p_maxlen,"puts return %ld\n",ret);
break;
case BIO_CB_RETURN|BIO_CB_CTRL:
BIO_snprintf(p,p_maxlen,"ctrl return %ld\n",ret);
break;
default:
BIO_snprintf(p,p_maxlen,"bio callback - unknown type (%d)\n",cmd);
break;
}
b=(BIO *)bio->cb_arg;
if (b != NULL)
BIO_write(b,buf,strlen(buf));
#if !defined(OPENSSL_NO_STDIO) && !defined(OPENSSL_SYS_WIN16)
else
fputs(buf,stderr);
#endif
return(r);
}