lib/gssapi/ntlm/release_cred.c

   1 /*
   2  * Copyright (c) 2006 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 "ntlm.h"
  35
  36 OM_uint32 GSSAPI_CALLCONV _gss_ntlm_release_cred
  37            (OM_uint32 * minor_status,
  38             gss_cred_id_t * cred_handle
  39            )
  40 {
  41     ntlm_cred cred;
  42
  43     if (minor_status)
  44         *minor_status = 0;
  45
  46     if (cred_handle == NULL || *cred_handle == GSS_C_NO_CREDENTIAL)
  47         return GSS_S_COMPLETE;
  48
  49     cred = (ntlm_cred)*cred_handle;
  50     *cred_handle = GSS_C_NO_CREDENTIAL;
  51
  52     if (cred->username)
  53         free(cred->username);
  54     if (cred->domain)
  55         free(cred->domain);
  56     if (cred->key.data) {
  57         memset(cred->key.data, 0, cred->key.length);
  58         free(cred->key.data);
  59     }
  60
  61     return GSS_S_COMPLETE;
  62 }
  63