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Annotation of src/usr.bin/openssl/errstr.c, Revision 1.11

1.11    ! tb          1: /* $OpenBSD: errstr.c,v 1.10 2023/03/06 14:32:06 tb Exp $ */
1.1       jsing       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:
1.3       jsing      59: #include <limits.h>
1.1       jsing      60: #include <stdio.h>
                     61: #include <stdlib.h>
                     62: #include <string.h>
                     63:
                     64: #include "apps.h"
                     65:
                     66: #include <openssl/bio.h>
                     67: #include <openssl/err.h>
                     68: #include <openssl/lhash.h>
                     69: #include <openssl/ssl.h>
                     70:
1.7       guenther   71: static const struct option errstr_options[] = {
1.2       jsing      72:        { NULL },
                     73: };
                     74:
                     75: static void
1.11    ! tb         76: errstr_usage(void)
1.2       jsing      77: {
1.11    ! tb         78:        fprintf(stderr, "usage: errstr errno ...\n");
1.2       jsing      79: }
1.1       jsing      80:
                     81: int
                     82: errstr_main(int argc, char **argv)
                     83: {
1.3       jsing      84:        unsigned long ulval;
                     85:        char *ularg, *ep;
                     86:        int argsused, i;
1.1       jsing      87:        char buf[256];
1.3       jsing      88:        int ret = 0;
1.5       doug       89:
1.8       joshua     90:        if (pledge("stdio rpath", NULL) == -1) {
                     91:                perror("pledge");
                     92:                exit(1);
1.5       doug       93:        }
1.2       jsing      94:
                     95:        if (options_parse(argc, argv, errstr_options, NULL, &argsused) != 0) {
                     96:                errstr_usage();
                     97:                return (1);
1.1       jsing      98:        }
1.2       jsing      99:
                    100:        for (i = argsused; i < argc; i++) {
1.3       jsing     101:                errno = 0;
                    102:                ularg = argv[i];
                    103:                ulval = strtoul(ularg, &ep, 16);
                    104:                if (strchr(ularg, '-') != NULL ||
                    105:                    (ularg[0] == '\0' || *ep != '\0') ||
                    106:                    (errno == ERANGE && ulval == ULONG_MAX)) {
                    107:                        printf("%s: bad error code\n", ularg);
1.1       jsing     108:                        ret++;
1.3       jsing     109:                        continue;
1.1       jsing     110:                }
1.3       jsing     111:
                    112:                ERR_error_string_n(ulval, buf, sizeof(buf));
                    113:                printf("%s\n", buf);
1.1       jsing     114:        }
                    115:
                    116:        return (ret);
                    117: }