git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@2033 ec53bebd-3082-4978-b11e-865c3cabbd6b
		
			
				
	
	
		
			121 lines
		
	
	
		
			3.2 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			121 lines
		
	
	
		
			3.2 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/*
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 * Copyright (c) 1995, 1996, 1997 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. All advertising materials mentioning features or use of this software
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 *    must display the following acknowledgement:
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 *      This product includes software developed by the Kungliga Tekniska
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 *      Högskolan and its contributors.
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 * 
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 * 4. 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 "krb5_locl.h"
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RCSID("$Id$");
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int
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krb5_verify_user(krb5_context context, 
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		 krb5_principal principal,
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		 krb5_ccache ccache,
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		 const char *password,
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		 int secure,
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		 const char *service)
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{
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    krb5_error_code ret;
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    krb5_creds creds;
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    char *realm;
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    krb5_enctype *etypes;
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    memset(&creds, 0, sizeof(creds));
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    ret = krb5_copy_principal(context, principal, &creds.client);
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    if(ret){
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	return ret;
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    }
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    ret = krb5_get_default_realm(context, &realm);
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    if(ret){
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	return ret;
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    }
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    ret = krb5_build_principal(context, &creds.server,
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			       strlen(realm),
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			       realm,
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			       "krbtgt",
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			       realm,
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			       NULL);
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    if(ret){
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	return ret;
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    }
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    ret = krb5_get_in_tkt_with_password(context,
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					0,
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					NULL,
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					NULL,
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					NULL,
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					password, 
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					ccache,
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					&creds,
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					NULL);
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    if(ret)
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	return ret;
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    if(secure){
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	krb5_auth_context auth_context = NULL;
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	krb5_data req;
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	ret = krb5_mk_req(context, &auth_context, 
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			  0, 
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			  (char*)service, 
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			  NULL,
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			  NULL, 
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			  ccache,
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			  &req);
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	if(ret){
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	    /* */
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	    return ret;
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	}
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	krb5_auth_con_free(context, auth_context);
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	auth_context = NULL;
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	ret = krb5_rd_req(context, 
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			  &auth_context,
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			  &req,
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			  NULL,
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			  NULL,
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			  NULL,
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			  NULL);
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	if(ret){
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	    /* */
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	    return ret;
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	}
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	krb5_data_free(&req);
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    }
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    return 0;
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}
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