mirror of https://github.com/openssl/openssl.git
72 lines
1.9 KiB
C
72 lines
1.9 KiB
C
/*
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* Copyright 1995-2018 The OpenSSL Project Authors. All Rights Reserved.
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*
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* Licensed under the Apache License 2.0 (the "License"). You may not use
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* this file except in compliance with the License. You can obtain a copy
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* in the file LICENSE in the source distribution or at
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* https://www.openssl.org/source/license.html
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*/
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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 "progs.h"
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#include <openssl/bio.h>
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#include <openssl/err.h>
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#include <openssl/ssl.h>
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typedef enum OPTION_choice {
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OPT_ERR = -1, OPT_EOF = 0, OPT_HELP
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} OPTION_CHOICE;
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const OPTIONS errstr_options[] = {
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{OPT_HELP_STR, 1, '-', "Usage: %s [options] errnum...\n"},
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OPT_SECTION("General"),
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{"help", OPT_HELP, '-', "Display this summary"},
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OPT_PARAMETERS(),
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{"errnum", 0, 0, "Error number(s) to decode"},
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{NULL}
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};
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int errstr_main(int argc, char **argv)
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{
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OPTION_CHOICE o;
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char buf[256], *prog;
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int ret = 1;
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unsigned long l;
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prog = opt_init(argc, argv, errstr_options);
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while ((o = opt_next()) != OPT_EOF) {
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switch (o) {
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case OPT_EOF:
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case OPT_ERR:
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BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
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goto end;
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case OPT_HELP:
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opt_help(errstr_options);
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ret = 0;
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goto end;
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}
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}
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ret = 0;
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for (argv = opt_rest(); *argv; argv++) {
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if (sscanf(*argv, "%lx", &l) == 0) {
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ret++;
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} else {
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/* We're not really an SSL application so this won't auto-init, but
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* we're still interested in SSL error strings
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*/
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OPENSSL_init_ssl(OPENSSL_INIT_LOAD_SSL_STRINGS
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| OPENSSL_INIT_LOAD_CRYPTO_STRINGS, NULL);
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ERR_error_string_n(l, buf, sizeof(buf));
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BIO_printf(bio_out, "%s\n", buf);
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}
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}
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end:
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return ret;
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}
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