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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| 
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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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| 
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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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| 
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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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| 
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|     OPT_SECTION("General"),
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|     {"help", OPT_HELP, '-', "Display this summary"},
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| 
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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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| 
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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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| 
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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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| 
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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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