git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@9704 ec53bebd-3082-4978-b11e-865c3cabbd6b
		
			
				
	
	
		
			136 lines
		
	
	
		
			3.7 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			136 lines
		
	
	
		
			3.7 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /*
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|  * Copyright (c) 1995-1999 Kungliga Tekniska Högskolan
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|  * (Royal Institute of Technology, Stockholm, Sweden).
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|  * All rights reserved.
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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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|  * 
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|  * 1. Redistributions of source code must retain the above copyright
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|  *    notice, this list of conditions and the following disclaimer.
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|  * 
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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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|  * 
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|  * 3. Neither the name of the Institute nor the names of its contributors
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|  *    may be used to endorse or promote products derived from this software
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|  *    without specific prior written permission.
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|  * 
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|  * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``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 INSTITUTE 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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| 
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| #include "otp_locl.h"
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| #include <getarg.h>
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| 
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| RCSID("$Id$");
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| 
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| static int extendedp;
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| static int count = 10;
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| static int hexp;
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| static char* alg_string;
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| static int version_flag;
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| static int help_flag;
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| 
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| struct getargs args[] = {
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|     { "extended", 'e', arg_flag, &extendedp, "print keys in extended format" },
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|     { "count", 'n', arg_integer, &count, "number of keys to print" },
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|     { "hexadecimal", 'h', arg_flag, &hexp, "output in hexadecimal" },
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|     { "hash", 'f', arg_string, &alg_string, 
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|       "hash algorithm (md4, md5, or sha)", "algorithm"},
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|     { "version", 0, arg_flag, &version_flag },
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|     { "help", 0, arg_flag, &help_flag }
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| };
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| 
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| int num_args = sizeof(args) / sizeof(args[0]);
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| 
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| static void
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| usage(int code)
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| {
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|     arg_printusage(args, num_args, NULL, "num seed");
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|     exit(code);
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| }
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| 
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| static int
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| print (int argc,
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|        char **argv,
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|        int count,
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|        OtpAlgorithm *alg,
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|        void (*print_fn)(OtpKey, char *, size_t))
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| {
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|   char pw[64];
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|   OtpKey key;
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|   int n;
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|   int i;
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|   char *seed;
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| 
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|   if (argc != 2)
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|       usage (1);
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|   n = atoi(argv[0]);
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|   seed = argv[1];
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|   if (des_read_pw_string (pw, sizeof(pw), "Pass-phrase: ", 0))
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|     return 1;
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|   alg->init (key, pw, seed);
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|   for (i = 0; i < n; ++i) {
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|     char s[64];
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| 
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|     alg->next (key);
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|     if (i >= n - count) {
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|       (*print_fn)(key, s, sizeof(s));
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|       printf ("%d: %s\n", i + 1, s);
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|     }
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|   }
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|   return 0;
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| }
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| 
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| int
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| main (int argc, char **argv)
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| {
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|     int optind = 0;
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|     void (*fn)(OtpKey, char *, size_t);
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|     OtpAlgorithm *alg = otp_find_alg (OTP_ALG_DEFAULT);
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| 
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|     setprogname (argv[0]);
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|     if(getarg(args, num_args, argc, argv, &optind))
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| 	usage(1);
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|     if(help_flag)
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| 	usage(0);
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|     if(version_flag) {
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| 	print_version(NULL);
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| 	exit(0);
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|     }
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| 
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|     if(alg_string) {
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| 	alg = otp_find_alg (alg_string);
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| 	if (alg == NULL)
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| 	    errx(1, "Unknown algorithm: %s", alg_string);
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|     }
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|     argc -= optind;
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|     argv += optind;
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| 
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|     if (hexp) {
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| 	if (extendedp)
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| 	    fn = otp_print_hex_extended;
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| 	else
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| 	    fn = otp_print_hex;
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|     } else {
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| 	if (extendedp)
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| 	    fn = otp_print_stddict_extended;
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| 	else
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| 	    fn = otp_print_stddict;
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|     }
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| 
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|     return print (argc, argv, count, alg, fn);
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| }
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