lib/gssapi/krb5/inquire_cred_by_oid.c

   1 /*
   2  * Copyright (c) 2004, PADL Software Pty Ltd.
   3  * All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions
   7  * are met:
   8  *
   9  * 1. Redistributions of source code must retain the above copyright
  10  *    notice, this list of conditions and the following disclaimer.
  11  *
  12  * 2. Redistributions in binary form must reproduce the above copyright
  13  *    notice, this list of conditions and the following disclaimer in the
  14  *    documentation and/or other materials provided with the distribution.
  15  *
  16  * 3. Neither the name of PADL Software nor the names of its contributors
  17  *    may be used to endorse or promote products derived from this software
  18  *    without specific prior written permission.
  19  *
  20  * THIS SOFTWARE IS PROVIDED BY PADL SOFTWARE AND CONTRIBUTORS ``AS IS'' AND
  21  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  22  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  23  * ARE DISCLAIMED.  IN NO EVENT SHALL PADL SOFTWARE OR CONTRIBUTORS BE LIABLE
  24  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  25  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  26  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  27  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  28  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  29  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  30  * SUCH DAMAGE.
  31  */
  32
  33 #include "krb5/gsskrb5_locl.h"
  34
  35 RCSID("$Id$");
  36
  37 OM_uint32 _gsskrb5_inquire_cred_by_oid
  38            (OM_uint32 * minor_status,
  39             const gss_cred_id_t cred_handle,
  40             const gss_OID desired_object,
  41             gss_buffer_set_t *data_set)
  42 {
  43     krb5_context context;
  44     gsskrb5_cred cred = (gsskrb5_cred)cred_handle;
  45     krb5_error_code ret;
  46     gss_buffer_desc buffer;
  47     char *str;
  48
  49     GSSAPI_KRB5_INIT (&context);
  50
  51     if (gss_oid_equal(desired_object, GSS_KRB5_COPY_CCACHE_X) == 0) {
  52         *minor_status = EINVAL;
  53         return GSS_S_FAILURE;
  54     }
  55
  56     HEIMDAL_MUTEX_lock(&cred->cred_id_mutex);
  57
  58     if (cred->ccache == NULL) {
  59         HEIMDAL_MUTEX_unlock(&cred->cred_id_mutex);
  60         *minor_status = EINVAL;
  61         return GSS_S_FAILURE;
  62     }
  63
  64     ret = krb5_cc_get_full_name(context, cred->ccache, &str);
  65     HEIMDAL_MUTEX_unlock(&cred->cred_id_mutex);
  66     if (ret) {
  67         *minor_status = ret;
  68         return GSS_S_FAILURE;
  69     }
  70
  71     buffer.value = str;
  72     buffer.length = strlen(str);
  73
  74     ret = gss_add_buffer_set_member(minor_status, &buffer, data_set);
  75     if (ret != GSS_S_COMPLETE)
  76         _gsskrb5_clear_status ();
  77
  78     free(str);
  79
  80     *minor_status = 0;
  81     return GSS_S_COMPLETE;
  82 }
  83