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031e5cce SM |
1 | /* crypto/err/err_prn.c */ |
2 | /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) | |
3 | * All rights reserved. | |
3e575651 | 4 | * |
031e5cce SM |
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.] | |
3e575651 SL |
57 | */ |
58 | ||
59 | #include <stdio.h> | |
031e5cce | 60 | #include "cryptlib.h" |
3e575651 SL |
61 | #include <openssl/lhash.h> |
62 | #include <openssl/crypto.h> | |
63 | #include <openssl/buffer.h> | |
64 | #include <openssl/err.h> | |
65 | ||
d3819813 MTL |
66 | void ERR_print_errors_cb(int (*cb) (const char *str, size_t len, void *u), |
67 | void *u) | |
68 | { | |
69 | unsigned long l; | |
70 | char buf[256]; | |
71 | char buf2[4096]; | |
72 | const char *file, *data; | |
73 | int line, flags; | |
031e5cce SM |
74 | unsigned long es; |
75 | CRYPTO_THREADID cur; | |
3e575651 | 76 | |
031e5cce SM |
77 | CRYPTO_THREADID_current(&cur); |
78 | es = CRYPTO_THREADID_hash(&cur); | |
d3819813 MTL |
79 | while ((l = ERR_get_error_line_data(&file, &line, &data, &flags)) != 0) { |
80 | ERR_error_string_n(l, buf, sizeof buf); | |
031e5cce | 81 | BIO_snprintf(buf2, sizeof(buf2), "%lu:%s:%s:%d:%s\n", es, buf, |
d3819813 MTL |
82 | file, line, (flags & ERR_TXT_STRING) ? data : ""); |
83 | if (cb(buf2, strlen(buf2), u) <= 0) | |
84 | break; /* abort outputting the error report */ | |
85 | } | |
86 | } | |
3e575651 | 87 | |
031e5cce SM |
88 | #ifndef OPENSSL_NO_FP_API |
89 | static int print_fp(const char *str, size_t len, void *fp) | |
f4173af1 | 90 | { |
031e5cce SM |
91 | BIO bio; |
92 | ||
93 | BIO_set(&bio, BIO_s_file()); | |
94 | BIO_set_fp(&bio, fp, BIO_NOCLOSE); | |
95 | ||
96 | return BIO_printf(&bio, "%s", str); | |
b6f94dbe | 97 | } |
f4173af1 | 98 | |
031e5cce | 99 | void ERR_print_errors_fp(FILE *fp) |
b6f94dbe | 100 | { |
031e5cce | 101 | ERR_print_errors_cb(print_fp, fp); |
f4173af1 | 102 | } |
031e5cce | 103 | #endif |
7bf7a6d0 | 104 | |
031e5cce | 105 | static int print_bio(const char *str, size_t len, void *bp) |
7bf7a6d0 | 106 | { |
031e5cce SM |
107 | return BIO_write((BIO *)bp, str, len); |
108 | } | |
7bf7a6d0 | 109 | |
031e5cce SM |
110 | void ERR_print_errors(BIO *bp) |
111 | { | |
112 | ERR_print_errors_cb(print_bio, bp); | |
7bf7a6d0 | 113 | } |