git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@13790 ec53bebd-3082-4978-b11e-865c3cabbd6b
		
			
				
	
	
		
			119 lines
		
	
	
		
			3.4 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			119 lines
		
	
	
		
			3.4 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/*
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 * Copyright (c) 1997 - 2004 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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#include "kuser_locl.h"
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RCSID("$Id$");
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static int help_flag = 0;
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static int version_flag = 0;
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static struct getargs args[] = {
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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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static void
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usage (int ret)
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{
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    arg_printusage (args,
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		    sizeof(args)/sizeof(*args),
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		    NULL,
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		    "[principal]");
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    exit (ret);
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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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    krb5_context context;
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    krb5_error_code ret;
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    krb5_creds cred;
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    krb5_preauthtype pre_auth_types[] = {KRB5_PADATA_ENC_TIMESTAMP};
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    krb5_get_init_creds_opt *get_options;
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    krb5_verify_init_creds_opt verify_options;
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    int optind = 0;
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    setprogname (argv[0]);
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    if(getarg(args, sizeof(args) / sizeof(args[0]), 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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    ret = krb5_init_context(&context);
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    if (ret)
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	errx (1, "krb5_init_context failed: %d", ret);
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    ret = krb5_get_init_creds_opt_alloc (context, &get_options);
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    if (ret)
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	krb5_err(context, 1, ret, "krb5_get_init_creds_opt_alloc");
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    krb5_get_init_creds_opt_set_preauth_list (get_options,
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					      pre_auth_types,
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					      1);
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    krb5_verify_init_creds_opt_init (&verify_options);
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    ret = krb5_get_init_creds_password (context,
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					&cred,
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					NULL,
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					NULL,
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					krb5_prompter_posix,
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					NULL,
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					0,
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					NULL,
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					get_options);
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    if (ret)
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	errx (1, "krb5_get_init_creds: %s", krb5_get_err_text(context, ret));
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    ret = krb5_verify_init_creds (context,
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				  &cred,
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				  NULL,
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				  NULL,
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				  NULL,
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				  &verify_options);
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    if (ret)
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	errx (1, "krb5_verify_init_creds: %s",
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	      krb5_get_err_text(context, ret));
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    krb5_free_cred_contents (context, &cred);
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    krb5_free_context (context);
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    return 0;
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}
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