Line data    Source code

       1             : /*
       2             :  * Copyright (c) 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 "gsskrb5_locl.h"
      35             : 
      36             : static heim_base_atomic(char *) last_out_name; /* XXX should be thread-specific */
      37             : 
      38             : OM_uint32
      39           0 : _gsskrb5_krb5_ccache_name(OM_uint32 *minor_status,
      40             :                           const char *name,
      41             :                           const char **out_name)
      42             : {
      43             :     krb5_context context;
      44             :     krb5_error_code kret;
      45             : 
      46           0 :     *minor_status = 0;
      47             : 
      48           0 :     GSSAPI_KRB5_INIT(&context);
      49             : 
      50           0 :     if (out_name) {
      51             :         const char *def_name;
      52             : 
      53           0 :         *out_name = NULL;
      54             : 
      55           0 :         def_name = krb5_cc_default_name(context);
      56           0 :         if (def_name) {
      57           0 :             char *s = strdup(def_name);
      58           0 :             if (s) {
      59           0 :                 s = heim_base_exchange_pointer(&last_out_name, s);
      60           0 :                 free(s);
      61             : 
      62           0 :                 *out_name = last_out_name;
      63             :             }
      64             :         }
      65             : 
      66           0 :         if (*out_name == NULL) {
      67           0 :             *minor_status = ENOMEM;
      68           0 :             return GSS_S_FAILURE;
      69             :         }
      70             :     }
      71             : 
      72           0 :     kret = krb5_cc_set_default_name(context, name);
      73           0 :     if (kret) {
      74           0 :         *minor_status = kret;
      75           0 :         return GSS_S_FAILURE;
      76             :     }
      77           0 :     return GSS_S_COMPLETE;
      78             : }