GCC Code Coverage Report
Directory: ./ Exec Total Coverage
File: usr.bin/openssl/errstr.c Lines: 31 38 81.6 %
Date: 2017-11-13 Branches: 14 22 63.6 %

Line Branch Exec Source
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/* $OpenBSD: errstr.c,v 1.6 2015/10/17 15:00:11 doug Exp $ */
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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 <limits.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include "apps.h"
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#include <openssl/bio.h>
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#include <openssl/err.h>
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#include <openssl/lhash.h>
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#include <openssl/ssl.h>
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struct {
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	int stats;
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} errstr_config;
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struct option errstr_options[] = {
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	{
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		.name = "stats",
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		.desc = "Print debugging statistics for the hash table",
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		.type = OPTION_FLAG,
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		.opt.flag = &errstr_config.stats,
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	},
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	{ NULL },
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};
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static void
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errstr_usage()
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{
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	fprintf(stderr, "usage: errstr [-stats] errno ...\n");
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	options_usage(errstr_options);
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}
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int
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errstr_main(int argc, char **argv)
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{
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	unsigned long ulval;
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	char *ularg, *ep;
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	int argsused, i;
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	char buf[256];
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	int ret = 0;
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	if (single_execution) {
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		if (pledge("stdio rpath flock cpath wpath", NULL) == -1) {
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			perror("pledge");
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			exit(1);
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		}
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	}
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	memset(&errstr_config, 0, sizeof(errstr_config));
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	if (options_parse(argc, argv, errstr_options, NULL, &argsused) != 0) {
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		errstr_usage();
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		return (1);
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	}
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	if (errstr_config.stats) {
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		BIO *out;
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		if ((out = BIO_new_fp(stdout, BIO_NOCLOSE)) == NULL) {
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			fprintf(stderr, "Out of memory");
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			return (1);
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		}
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		lh_ERR_STRING_DATA_node_stats_bio(ERR_get_string_table(), out);
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		lh_ERR_STRING_DATA_stats_bio(ERR_get_string_table(), out);
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		lh_ERR_STRING_DATA_node_usage_stats_bio(
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			    ERR_get_string_table(), out);
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		BIO_free_all(out);
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	}
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	for (i = argsused; i < argc; i++) {
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		errno = 0;
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		ularg = argv[i];
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		ulval = strtoul(ularg, &ep, 16);
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		if (strchr(ularg, '-') != NULL ||
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		    (ularg[0] == '\0' || *ep != '\0') ||
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		    (errno == ERANGE && ulval == ULONG_MAX)) {
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			printf("%s: bad error code\n", ularg);
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			ret++;
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			continue;
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		}
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		ERR_error_string_n(ulval, buf, sizeof(buf));
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		printf("%s\n", buf);
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	}
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	return (ret);
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}