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145 lines
5.9 KiB
145 lines
5.9 KiB
/* crypto/bio/bio_cb.c */ |
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/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) |
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* All rights reserved. |
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* |
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* This package is an SSL implementation written |
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* by Eric Young (eay@cryptsoft.com). |
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* The implementation was written so as to conform with Netscapes SSL. |
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* |
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* This library is free for commercial and non-commercial use as long as |
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* the following conditions are aheared to. The following conditions |
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* apply to all code found in this distribution, be it the RC4, RSA, |
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* lhash, DES, etc., code; not just the SSL code. The SSL documentation |
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* included with this distribution is covered by the same copyright terms |
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* except that the holder is Tim Hudson (tjh@cryptsoft.com). |
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* |
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* Copyright remains Eric Young's, and as such any Copyright notices in |
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* the code are not to be removed. |
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* If this package is used in a product, Eric Young should be given attribution |
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* as the author of the parts of the library used. |
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* This can be in the form of a textual message at program startup or |
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* in documentation (online or textual) provided with the package. |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions |
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* are met: |
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* 1. Redistributions of source code must retain the copyright |
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* notice, this list of conditions and the following disclaimer. |
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* 2. Redistributions in binary form must reproduce the above copyright |
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* notice, this list of conditions and the following disclaimer in the |
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* documentation and/or other materials provided with the distribution. |
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* 3. All advertising materials mentioning features or use of this software |
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* must display the following acknowledgement: |
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* "This product includes cryptographic software written by |
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* Eric Young (eay@cryptsoft.com)" |
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* The word 'cryptographic' can be left out if the rouines from the library |
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* being used are not cryptographic related :-). |
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* 4. If you include any Windows specific code (or a derivative thereof) from |
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* the apps directory (application code) you must include an acknowledgement: |
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* "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" |
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* |
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* THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND |
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE |
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
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* SUCH DAMAGE. |
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* |
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* The licence and distribution terms for any publically available version or |
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* derivative of this code cannot be changed. i.e. this code cannot simply be |
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* copied and put under another distribution licence |
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* [including the GNU Public Licence.] |
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*/ |
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#include <stdio.h> |
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#include <string.h> |
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#include <stdlib.h> |
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#include "cryptlib.h" |
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#include <openssl/bio.h> |
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#include <openssl/err.h> |
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long MS_CALLBACK BIO_debug_callback(BIO *bio, int cmd, const char *argp, |
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int argi, long argl, long ret) |
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{ |
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BIO *b; |
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MS_STATIC char buf[256]; |
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char *p; |
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long r = 1; |
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int len; |
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size_t p_maxlen; |
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if (BIO_CB_RETURN & cmd) |
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r = ret; |
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len = BIO_snprintf(buf,sizeof buf,"BIO[%p]: ",(void *)bio); |
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p = buf + len; |
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p_maxlen = sizeof(buf) - len; |
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switch (cmd) { |
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case BIO_CB_FREE: |
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BIO_snprintf(p, p_maxlen, "Free - %s\n", bio->method->name); |
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break; |
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case BIO_CB_READ: |
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if (bio->method->type & BIO_TYPE_DESCRIPTOR) |
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BIO_snprintf(p, p_maxlen, "read(%d,%lu) - %s fd=%d\n", |
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bio->num, (unsigned long)argi, |
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bio->method->name, bio->num); |
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else |
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BIO_snprintf(p, p_maxlen, "read(%d,%lu) - %s\n", |
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bio->num, (unsigned long)argi, bio->method->name); |
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break; |
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case BIO_CB_WRITE: |
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if (bio->method->type & BIO_TYPE_DESCRIPTOR) |
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BIO_snprintf(p, p_maxlen, "write(%d,%lu) - %s fd=%d\n", |
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bio->num, (unsigned long)argi, |
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bio->method->name, bio->num); |
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else |
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BIO_snprintf(p, p_maxlen, "write(%d,%lu) - %s\n", |
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bio->num, (unsigned long)argi, bio->method->name); |
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break; |
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case BIO_CB_PUTS: |
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BIO_snprintf(p, p_maxlen, "puts() - %s\n", bio->method->name); |
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break; |
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case BIO_CB_GETS: |
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BIO_snprintf(p, p_maxlen, "gets(%lu) - %s\n", (unsigned long)argi, |
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bio->method->name); |
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break; |
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case BIO_CB_CTRL: |
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BIO_snprintf(p, p_maxlen, "ctrl(%lu) - %s\n", (unsigned long)argi, |
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bio->method->name); |
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break; |
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case BIO_CB_RETURN | BIO_CB_READ: |
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BIO_snprintf(p, p_maxlen, "read return %ld\n", ret); |
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break; |
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case BIO_CB_RETURN | BIO_CB_WRITE: |
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BIO_snprintf(p, p_maxlen, "write return %ld\n", ret); |
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break; |
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case BIO_CB_RETURN | BIO_CB_GETS: |
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BIO_snprintf(p, p_maxlen, "gets return %ld\n", ret); |
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break; |
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case BIO_CB_RETURN | BIO_CB_PUTS: |
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BIO_snprintf(p, p_maxlen, "puts return %ld\n", ret); |
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break; |
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case BIO_CB_RETURN | BIO_CB_CTRL: |
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BIO_snprintf(p, p_maxlen, "ctrl return %ld\n", ret); |
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break; |
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default: |
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BIO_snprintf(p, p_maxlen, "bio callback - unknown type (%d)\n", cmd); |
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break; |
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} |
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b = (BIO *)bio->cb_arg; |
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if (b != NULL) |
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BIO_write(b, buf, strlen(buf)); |
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#if !defined(OPENSSL_NO_STDIO) && !defined(OPENSSL_SYS_WIN16) |
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else |
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fputs(buf, stderr); |
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#endif |
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return (r); |
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}
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