lib/libgssapi/gss_release_cred.c

   1 /*-
   2  * Copyright (c) 2005 Doug Rabson
   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  * 1. Redistributions of source code must retain the above copyright
   9  *    notice, this list of conditions and the following disclaimer.
  10  * 2. Redistributions in binary form must reproduce the above copyright
  11  *    notice, this list of conditions and the following disclaimer in the
  12  *    documentation and/or other materials provided with the distribution.
  13  *
  14  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  15  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  16  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  17  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  18  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  19  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  20  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  21  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  22  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  23  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  24  * SUCH DAMAGE.
  25  *
  26  *      $FreeBSD$
  27  */
  28
  29 #include <gssapi/gssapi.h>
  30 #include <stdlib.h>
  31 #include <errno.h>
  32
  33 #include "mech_switch.h"
  34 #include "cred.h"
  35
  36 OM_uint32
  37 gss_release_cred(OM_uint32 *minor_status, gss_cred_id_t *cred_handle)
  38 {
  39         struct _gss_cred *cred = (struct _gss_cred *) *cred_handle;
  40         struct _gss_mechanism_cred *mc;
  41
  42         if (*cred_handle == GSS_C_NO_CREDENTIAL)
  43             return (GSS_S_COMPLETE);
  44
  45         while (SLIST_FIRST(&cred->gc_mc)) {
  46                 mc = SLIST_FIRST(&cred->gc_mc);
  47                 SLIST_REMOVE_HEAD(&cred->gc_mc, gmc_link);
  48                 mc->gmc_mech->gm_release_cred(minor_status, &mc->gmc_cred);
  49                 free(mc);
  50         }
  51         free(cred);
  52
  53         *minor_status = 0;
  54         *cred_handle = GSS_C_NO_CREDENTIAL;
  55         return (GSS_S_COMPLETE);
  56 }