root/source4/heimdal/lib/krb5/mk_req.c

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DEFINITIONS

This source file includes following definitions.
  1. krb5_mk_req_exact
  2. krb5_mk_req

   1 /*
   2  * Copyright (c) 1997 - 2004 Kungliga Tekniska Högskolan
   3  * (Royal Institute of Technology, Stockholm, Sweden).
   4  * All rights reserved.
   5  *
   6  * Redistribution and use in source and binary forms, with or without
   7  * modification, are permitted provided that the following conditions
   8  * are met:
   9  *
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice, this list of conditions and the following disclaimer.
  12  *
  13  * 2. Redistributions in binary form must reproduce the above copyright
  14  *    notice, this list of conditions and the following disclaimer in the
  15  *    documentation and/or other materials provided with the distribution.
  16  *
  17  * 3. Neither the name of the Institute nor the names of its contributors
  18  *    may be used to endorse or promote products derived from this software
  19  *    without specific prior written permission.
  20  *
  21  * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
  22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
  25  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  31  * SUCH DAMAGE.
  32  */
  33 
  34 #include <krb5_locl.h>
  35 
  36 RCSID("$Id$");
  37 
  38 krb5_error_code KRB5_LIB_FUNCTION
  39 krb5_mk_req_exact(krb5_context context,
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  40                   krb5_auth_context *auth_context,
  41                   const krb5_flags ap_req_options,
  42                   const krb5_principal server,
  43                   krb5_data *in_data,
  44                   krb5_ccache ccache,
  45                   krb5_data *outbuf)
  46 {
  47     krb5_error_code ret;
  48     krb5_creds this_cred, *cred;
  49 
  50     memset(&this_cred, 0, sizeof(this_cred));
  51 
  52     ret = krb5_cc_get_principal(context, ccache, &this_cred.client);
  53 
  54     if(ret)
  55         return ret;
  56 
  57     ret = krb5_copy_principal (context, server, &this_cred.server);
  58     if (ret) {
  59         krb5_free_cred_contents (context, &this_cred);
  60         return ret;
  61     }
  62 
  63     this_cred.times.endtime = 0;
  64     if (auth_context && *auth_context && (*auth_context)->keytype)
  65         this_cred.session.keytype = (*auth_context)->keytype;
  66 
  67     ret = krb5_get_credentials (context, 0, ccache, &this_cred, &cred);
  68     krb5_free_cred_contents(context, &this_cred);
  69     if (ret)
  70         return ret;
  71 
  72     ret = krb5_mk_req_extended (context,
  73                                 auth_context,
  74                                 ap_req_options,
  75                                 in_data,
  76                                 cred,
  77                                 outbuf);
  78     krb5_free_creds(context, cred);
  79     return ret;
  80 }
  81 
  82 krb5_error_code KRB5_LIB_FUNCTION
  83 krb5_mk_req(krb5_context context,
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  84             krb5_auth_context *auth_context,
  85             const krb5_flags ap_req_options,
  86             const char *service,
  87             const char *hostname,
  88             krb5_data *in_data,
  89             krb5_ccache ccache,
  90             krb5_data *outbuf)
  91 {
  92     krb5_error_code ret;
  93     char **realms;
  94     char *real_hostname;
  95     krb5_principal server;
  96 
  97     ret = krb5_expand_hostname_realms (context, hostname,
  98                                        &real_hostname, &realms);
  99     if (ret)
 100         return ret;
 101 
 102     ret = krb5_build_principal (context, &server,
 103                                 strlen(*realms),
 104                                 *realms,
 105                                 service,
 106                                 real_hostname,
 107                                 NULL);
 108     free (real_hostname);
 109     krb5_free_host_realm (context, realms);
 110     if (ret)
 111         return ret;
 112     ret = krb5_mk_req_exact (context, auth_context, ap_req_options,
 113                              server, in_data, ccache, outbuf);
 114     krb5_free_principal (context, server);
 115     return ret;
 116 }

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