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7bf7a6d0 MTL |
1 | /* |
2 | * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved. | |
3e575651 | 3 | * |
7bf7a6d0 MTL |
4 | * Licensed under the OpenSSL license (the "License"). You may not use |
5 | * this file except in compliance with the License. You can obtain a copy | |
6 | * in the file LICENSE in the source distribution or at | |
7 | * https://www.openssl.org/source/license.html | |
3e575651 SL |
8 | */ |
9 | ||
10 | #include <stdio.h> | |
7bf7a6d0 | 11 | #include "internal/cryptlib.h" |
3e575651 SL |
12 | #include <openssl/lhash.h> |
13 | #include <openssl/crypto.h> | |
14 | #include <openssl/buffer.h> | |
15 | #include <openssl/err.h> | |
16 | ||
d3819813 MTL |
17 | void ERR_print_errors_cb(int (*cb) (const char *str, size_t len, void *u), |
18 | void *u) | |
19 | { | |
20 | unsigned long l; | |
21 | char buf[256]; | |
22 | char buf2[4096]; | |
23 | const char *file, *data; | |
24 | int line, flags; | |
7bf7a6d0 MTL |
25 | /* |
26 | * We don't know what kind of thing CRYPTO_THREAD_ID is. Here is our best | |
27 | * attempt to convert it into something we can print. | |
28 | */ | |
29 | union { | |
30 | CRYPTO_THREAD_ID tid; | |
31 | unsigned long ltid; | |
32 | } tid; | |
33 | ||
34 | tid.ltid = 0; | |
35 | tid.tid = CRYPTO_THREAD_get_current_id(); | |
3e575651 | 36 | |
d3819813 MTL |
37 | while ((l = ERR_get_error_line_data(&file, &line, &data, &flags)) != 0) { |
38 | ERR_error_string_n(l, buf, sizeof buf); | |
7bf7a6d0 | 39 | BIO_snprintf(buf2, sizeof(buf2), "%lu:%s:%s:%d:%s\n", tid.ltid, buf, |
d3819813 MTL |
40 | file, line, (flags & ERR_TXT_STRING) ? data : ""); |
41 | if (cb(buf2, strlen(buf2), u) <= 0) | |
42 | break; /* abort outputting the error report */ | |
43 | } | |
44 | } | |
3e575651 | 45 | |
b6f94dbe | 46 | static int print_bio(const char *str, size_t len, void *bp) |
f4173af1 | 47 | { |
b6f94dbe MTL |
48 | return BIO_write((BIO *)bp, str, len); |
49 | } | |
f4173af1 | 50 | |
b6f94dbe MTL |
51 | void ERR_print_errors(BIO *bp) |
52 | { | |
53 | ERR_print_errors_cb(print_bio, bp); | |
f4173af1 | 54 | } |
7bf7a6d0 MTL |
55 | |
56 | #ifndef OPENSSL_NO_STDIO | |
57 | void ERR_print_errors_fp(FILE *fp) | |
58 | { | |
59 | BIO *bio = BIO_new_fp(fp, BIO_NOCLOSE); | |
60 | if (bio == NULL) | |
61 | return; | |
62 | ||
63 | ERR_print_errors_cb(print_bio, bio); | |
64 | BIO_free(bio); | |
65 | } | |
66 | #endif |