lib/gssapi/krb5/test_acquire_cred.c

   1 /*
   2  * Copyright (c) 2003-2005 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 KTH nor the names of its contributors may be
  18  *    used to endorse or promote products derived from this software without
  19  *    specific prior written permission.
  20  *
  21  * THIS SOFTWARE IS PROVIDED BY KTH AND ITS CONTRIBUTORS ``AS IS'' AND ANY
  22  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  24  * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL KTH OR ITS CONTRIBUTORS BE
  25  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  26  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  27  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
  28  * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
  29  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
  30  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
  31  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  32  */
  33
  34 #include "gsskrb5_locl.h"
  35 #include <err.h>
  36
  37 static void
  38 print_time(OM_uint32 time_rec)
  39 {
  40     if (time_rec == GSS_C_INDEFINITE) {
  41         printf("cred never expire\n");
  42     } else {
  43         time_t t = time_rec + time(NULL);
  44         printf("expiration time: %s", ctime(&t));
  45     }
  46 }
  47
  48 static void
  49 test_add(gss_cred_id_t cred_handle)
  50 {
  51     OM_uint32 major_status, minor_status;
  52     gss_cred_id_t copy_cred;
  53     OM_uint32 time_rec;
  54
  55     major_status = gss_add_cred (&minor_status,
  56                                  cred_handle,
  57                                  GSS_C_NO_NAME,
  58                                  GSS_KRB5_MECHANISM,
  59                                  GSS_C_INITIATE,
  60                                  0,
  61                                  0,
  62                                  &copy_cred,
  63                                  NULL,
  64                                  &time_rec,
  65                                  NULL);
  66
  67     if (GSS_ERROR(major_status))
  68         errx(1, "add_cred failed");
  69
  70     print_time(time_rec);
  71
  72     major_status = gss_release_cred(&minor_status,
  73                                     &copy_cred);
  74     if (GSS_ERROR(major_status))
  75         errx(1, "release_cred failed");
  76 }
  77
  78 static void
  79 copy_cred(void)
  80 {
  81     OM_uint32 major_status, minor_status;
  82     gss_cred_id_t cred_handle;
  83     OM_uint32 time_rec;
  84
  85     major_status = gss_acquire_cred(&minor_status,
  86                                     GSS_C_NO_NAME,
  87                                     0,
  88                                     NULL,
  89                                     GSS_C_INITIATE,
  90                                     &cred_handle,
  91                                     NULL,
  92                                     &time_rec);
  93     if (GSS_ERROR(major_status))
  94         errx(1, "acquire_cred failed");
  95
  96     print_time(time_rec);
  97
  98     test_add(cred_handle);
  99     test_add(cred_handle);
 100     test_add(cred_handle);
 101
 102     major_status = gss_release_cred(&minor_status,
 103                                     &cred_handle);
 104     if (GSS_ERROR(major_status))
 105         errx(1, "release_cred failed");
 106 }
 107
 108 static void
 109 acquire_cred_service(const char *service)
 110 {
 111     OM_uint32 major_status, minor_status;
 112     gss_cred_id_t cred_handle;
 113     OM_uint32 time_rec;
 114     gss_buffer_desc name_buffer;
 115     gss_name_t name;
 116
 117     name_buffer.value = rk_UNCONST(service);
 118     name_buffer.length = strlen(service);
 119
 120     major_status = gss_import_name(&minor_status,
 121                                    &name_buffer,
 122                                    GSS_C_NT_HOSTBASED_SERVICE,
 123                                    &name);
 124     if (GSS_ERROR(major_status))
 125         errx(1, "import_name failed");
 126
 127
 128     major_status = gss_acquire_cred(&minor_status,
 129                                     name,
 130                                     0,
 131                                     NULL,
 132                                     GSS_C_ACCEPT,
 133                                     &cred_handle,
 134                                     NULL,
 135                                     &time_rec);
 136     if (GSS_ERROR(major_status))
 137         errx(1, "acquire_cred failed");
 138
 139     print_time(time_rec);
 140
 141     major_status = gss_release_cred(&minor_status,
 142                                     &cred_handle);
 143     if (GSS_ERROR(major_status))
 144         errx(1, "release_cred failed");
 145
 146
 147     major_status = gss_release_name(&minor_status,
 148                                     &name);
 149     if (GSS_ERROR(major_status))
 150         errx(1, "release_name failed");
 151
 152 }
 153
 154 int
 155 main(int argc, char **argv)
 156 {
 157     copy_cred();
 158
 159     acquire_cred_service("host@xen2-heimdal-linux.lab.it.su.se");
 160
 161     return 0;
 162 }