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/* $OpenBSD: err_prn.c,v 1.15 2014/07/10 13:58:22 jsing Exp $ */
/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
* All rights reserved.
*
* This package is an SSL implementation written
* by Eric Young (eay@cryptsoft.com).
* 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 (tjh@cryptsoft.com).
*
* 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 (eay@cryptsoft.com)"
* 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 (tjh@cryptsoft.com)"
*
* 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 "cryptlib.h"
#include <openssl/lhash.h>
#include <openssl/crypto.h>
#include <openssl/buffer.h>
#include <openssl/err.h>
void
ERR_print_errors_cb(int (*cb)(const char *str, size_t len, void *u), void *u)
{
unsigned long l;
char buf[256];
char buf2[4096];
const char *file, *data;
int line, flags;
unsigned long es;
CRYPTO_THREADID cur;
CRYPTO_THREADID_current(&cur);
es = CRYPTO_THREADID_hash(&cur);
while ((l = ERR_get_error_line_data(&file, &line, &data,
&flags)) != 0) {
ERR_error_string_n(l, buf, sizeof buf);
(void) snprintf(buf2, sizeof(buf2), "%lu:%s:%s:%d:%s\n", es,
buf, file, line, (flags & ERR_TXT_STRING) ? data : "");
if (cb(buf2, strlen(buf2), u) <= 0)
break; /* abort outputting the error report */
}
}
static int
print_fp(const char *str, size_t len, void *fp)
{
BIO bio;
BIO_set(&bio, BIO_s_file());
BIO_set_fp(&bio, fp, BIO_NOCLOSE);
return BIO_printf(&bio, "%s", str);
}
void
ERR_print_errors_fp(FILE *fp)
{
ERR_print_errors_cb(print_fp, fp);
}
static int
print_bio(const char *str, size_t len, void *bp)
{
return BIO_write((BIO *)bp, str, len);
}
void
ERR_print_errors(BIO *bp)
{
ERR_print_errors_cb(print_bio, bp);
}
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