source4/heimdal/lib/gssapi/mech/cred.c

   1 /*
   2  * Copyright (c) 2011 Kungliga Tekniska Högskolan
   3  * (Royal Institute of Technology, Stockholm, Sweden).
   4  * All rights reserved.
   5  *
   6  * Portions Copyright (c) 2011 Apple Inc. All rights reserved.
   7  *
   8  * Redistribution and use in source and binary forms, with or without
   9  * modification, are permitted provided that the following conditions
  10  * are met:
  11  *
  12  * 1. Redistributions of source code must retain the above copyright
  13  *    notice, this list of conditions and the following disclaimer.
  14  *
  15  * 2. Redistributions in binary form must reproduce the above copyright
  16  *    notice, this list of conditions and the following disclaimer in the
  17  *    documentation and/or other materials provided with the distribution.
  18  *
  19  * 3. Neither the name of KTH nor the names of its contributors may be
  20  *    used to endorse or promote products derived from this software without
  21  *    specific prior written permission.
  22  *
  23  * THIS SOFTWARE IS PROVIDED BY KTH AND ITS CONTRIBUTORS ``AS IS'' AND ANY
  24  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  25  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  26  * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL KTH OR ITS CONTRIBUTORS BE
  27  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  28  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  29  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
  30  * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
  31  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
  32  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
  33  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  34  */
  35
  36 #include "mech_locl.h"
  37 #include "heim_threads.h"
  38 #include "heimbase.h"
  39
  40 static OM_uint32
  41 release_mech_cred(OM_uint32 *minor, struct _gss_mechanism_cred *mc)
  42 {
  43         OM_uint32 major;
  44
  45         if (mc->gmc_mech->gm_release_cred != NULL)
  46                 major = mc->gmc_mech->gm_release_cred(minor, &mc->gmc_cred);
  47         else
  48                 major = GSS_S_COMPLETE;
  49
  50         free(mc);
  51
  52         return major;
  53 }
  54
  55
  56 void
  57 _gss_mg_release_cred(struct _gss_cred *cred)
  58 {
  59         struct _gss_mechanism_cred *mc, *next;
  60         OM_uint32 junk;
  61
  62         HEIM_TAILQ_FOREACH_SAFE(mc, &cred->gc_mc, gmc_link, next) {
  63                 HEIM_TAILQ_REMOVE(&cred->gc_mc, mc, gmc_link);
  64                 release_mech_cred(&junk, mc);
  65         }
  66         gss_release_oid_set(&junk, &cred->gc_neg_mechs);
  67         free(cred);
  68 }
  69
  70 struct _gss_cred *
  71 _gss_mg_alloc_cred(void)
  72 {
  73         struct _gss_cred *cred;
  74         cred = calloc(1, sizeof(struct _gss_cred));
  75         if (cred == NULL)
  76                 return NULL;
  77         HEIM_TAILQ_INIT(&cred->gc_mc);
  78
  79         return cred;
  80 }
  81