Branch data Line data Source code
1 : : /* crypto/bio/bio_cb.c */
2 : : /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
3 : : * All rights reserved.
4 : : *
5 : : * This package is an SSL implementation written
6 : : * by Eric Young (eay@cryptsoft.com).
7 : : * The implementation was written so as to conform with Netscapes SSL.
8 : : *
9 : : * This library is free for commercial and non-commercial use as long as
10 : : * the following conditions are aheared to. The following conditions
11 : : * apply to all code found in this distribution, be it the RC4, RSA,
12 : : * lhash, DES, etc., code; not just the SSL code. The SSL documentation
13 : : * included with this distribution is covered by the same copyright terms
14 : : * except that the holder is Tim Hudson (tjh@cryptsoft.com).
15 : : *
16 : : * Copyright remains Eric Young's, and as such any Copyright notices in
17 : : * the code are not to be removed.
18 : : * If this package is used in a product, Eric Young should be given attribution
19 : : * as the author of the parts of the library used.
20 : : * This can be in the form of a textual message at program startup or
21 : : * in documentation (online or textual) provided with the package.
22 : : *
23 : : * Redistribution and use in source and binary forms, with or without
24 : : * modification, are permitted provided that the following conditions
25 : : * are met:
26 : : * 1. Redistributions of source code must retain the copyright
27 : : * notice, this list of conditions and the following disclaimer.
28 : : * 2. Redistributions in binary form must reproduce the above copyright
29 : : * notice, this list of conditions and the following disclaimer in the
30 : : * documentation and/or other materials provided with the distribution.
31 : : * 3. All advertising materials mentioning features or use of this software
32 : : * must display the following acknowledgement:
33 : : * "This product includes cryptographic software written by
34 : : * Eric Young (eay@cryptsoft.com)"
35 : : * The word 'cryptographic' can be left out if the rouines from the library
36 : : * being used are not cryptographic related :-).
37 : : * 4. If you include any Windows specific code (or a derivative thereof) from
38 : : * the apps directory (application code) you must include an acknowledgement:
39 : : * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
40 : : *
41 : : * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42 : : * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43 : : * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44 : : * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45 : : * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46 : : * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47 : : * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 : : * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49 : : * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50 : : * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
51 : : * SUCH DAMAGE.
52 : : *
53 : : * The licence and distribution terms for any publically available version or
54 : : * derivative of this code cannot be changed. i.e. this code cannot simply be
55 : : * copied and put under another distribution licence
56 : : * [including the GNU Public Licence.]
57 : : */
58 : :
59 : : #include <stdio.h>
60 : : #include <string.h>
61 : : #include <stdlib.h>
62 : : #include "cryptlib.h"
63 : : #include <openssl/bio.h>
64 : : #include <openssl/err.h>
65 : :
66 : 0 : long MS_CALLBACK BIO_debug_callback(BIO *bio, int cmd, const char *argp,
67 : : int argi, long argl, long ret)
68 : : {
69 : : BIO *b;
70 : : MS_STATIC char buf[256];
71 : : char *p;
72 : 0 : long r=1;
73 : : size_t p_maxlen;
74 : :
75 [ # # ]: 0 : if (BIO_CB_RETURN & cmd)
76 : 0 : r=ret;
77 : :
78 : 0 : BIO_snprintf(buf,sizeof buf,"BIO[%08lX]:",(unsigned long)bio);
79 : 0 : p= &(buf[14]);
80 : 0 : p_maxlen = sizeof buf - 14;
81 [ # # # # : 0 : switch (cmd)
# # # # #
# # # ]
82 : : {
83 : : case BIO_CB_FREE:
84 : 0 : BIO_snprintf(p,p_maxlen,"Free - %s\n",bio->method->name);
85 : 0 : break;
86 : : case BIO_CB_READ:
87 [ # # ]: 0 : if (bio->method->type & BIO_TYPE_DESCRIPTOR)
88 : 0 : BIO_snprintf(p,p_maxlen,"read(%d,%lu) - %s fd=%d\n",
89 : : bio->num,(unsigned long)argi,
90 : : bio->method->name,bio->num);
91 : : else
92 : 0 : BIO_snprintf(p,p_maxlen,"read(%d,%lu) - %s\n",
93 : : bio->num,(unsigned long)argi,
94 : : bio->method->name);
95 : : break;
96 : : case BIO_CB_WRITE:
97 [ # # ]: 0 : if (bio->method->type & BIO_TYPE_DESCRIPTOR)
98 : 0 : BIO_snprintf(p,p_maxlen,"write(%d,%lu) - %s fd=%d\n",
99 : : bio->num,(unsigned long)argi,
100 : : bio->method->name,bio->num);
101 : : else
102 : 0 : BIO_snprintf(p,p_maxlen,"write(%d,%lu) - %s\n",
103 : : bio->num,(unsigned long)argi,
104 : : bio->method->name);
105 : : break;
106 : : case BIO_CB_PUTS:
107 : 0 : BIO_snprintf(p,p_maxlen,"puts() - %s\n",bio->method->name);
108 : 0 : break;
109 : : case BIO_CB_GETS:
110 : 0 : BIO_snprintf(p,p_maxlen,"gets(%lu) - %s\n",(unsigned long)argi,bio->method->name);
111 : 0 : break;
112 : : case BIO_CB_CTRL:
113 : 0 : BIO_snprintf(p,p_maxlen,"ctrl(%lu) - %s\n",(unsigned long)argi,bio->method->name);
114 : 0 : break;
115 : : case BIO_CB_RETURN|BIO_CB_READ:
116 : 0 : BIO_snprintf(p,p_maxlen,"read return %ld\n",ret);
117 : 0 : break;
118 : : case BIO_CB_RETURN|BIO_CB_WRITE:
119 : 0 : BIO_snprintf(p,p_maxlen,"write return %ld\n",ret);
120 : 0 : break;
121 : : case BIO_CB_RETURN|BIO_CB_GETS:
122 : 0 : BIO_snprintf(p,p_maxlen,"gets return %ld\n",ret);
123 : 0 : break;
124 : : case BIO_CB_RETURN|BIO_CB_PUTS:
125 : 0 : BIO_snprintf(p,p_maxlen,"puts return %ld\n",ret);
126 : 0 : break;
127 : : case BIO_CB_RETURN|BIO_CB_CTRL:
128 : 0 : BIO_snprintf(p,p_maxlen,"ctrl return %ld\n",ret);
129 : 0 : break;
130 : : default:
131 : 0 : BIO_snprintf(p,p_maxlen,"bio callback - unknown type (%d)\n",cmd);
132 : 0 : break;
133 : : }
134 : :
135 : 0 : b=(BIO *)bio->cb_arg;
136 [ # # ]: 0 : if (b != NULL)
137 : 0 : BIO_write(b,buf,strlen(buf));
138 : : #if !defined(OPENSSL_NO_STDIO) && !defined(OPENSSL_SYS_WIN16)
139 : : else
140 : 0 : fputs(buf,stderr);
141 : : #endif
142 : 0 : return(r);
143 : : }
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