/*
 * Copyright (c) 2000 - 2001 Kungliga Tekniska Högskolan
 * (Royal Institute of Technology, Stockholm, Sweden). 
 * All rights reserved. 
 *
 * Redistribution and use in source and binary forms, with or without 
 * modification, are permitted provided that the following conditions 
 * are met: 
 *
 * 1. Redistributions of source code must retain the above copyright 
 *    notice, this list of conditions and the following disclaimer. 
 *
 * 2. Redistributions in binary form must reproduce the above copyright 
 *    notice, this list of conditions and the following disclaimer in the 
 *    documentation and/or other materials provided with the distribution. 
 *
 * 3. Neither the name of the Institute nor the names of its contributors 
 *    may be used to endorse or promote products derived from this software 
 *    without specific prior written permission. 
 *
 * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND 
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE 
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 
 * SUCH DAMAGE. 
 */

#include "gssapi_locl.h"

#include <roken.h>

krb5_error_code
gss_address_to_krb5addr(OM_uint32 gss_addr_type,
                        gss_buffer_desc *gss_addr,
                        int16_t port,
                        krb5_address *address)
{
   int addr_type;
   struct sockaddr sa;
   int sa_size = sizeof(sa);
   krb5_error_code problem;
   
   if (gss_addr == NULL)
      return GSS_S_FAILURE; 
   
   switch (gss_addr_type) {
#ifdef HAVE_IPV6
      case GSS_C_AF_INET6: addr_type = AF_INET6;
                           break;
#endif /* HAVE_IPV6 */
                           
      case GSS_C_AF_INET:  addr_type = AF_INET;
                           break;
      default:
                           return GSS_S_FAILURE;
   }
                      
   problem = krb5_h_addr2sockaddr (gssapi_krb5_context,
				   addr_type,
                                   gss_addr->value, 
                                   &sa, 
                                   &sa_size, 
                                   port);
   if (problem)
      return GSS_S_FAILURE;

   problem = krb5_sockaddr2address (gssapi_krb5_context, &sa, address);

   return problem;  
}