Line data    Source code

       1             : /*
       2             :  * Copyright (c) 1997-2003 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      150769 : OM_uint32 GSSAPI_CALLCONV _gsskrb5_release_cred
      37             :            (OM_uint32 * minor_status,
      38             :             gss_cred_id_t * cred_handle
      39             :            )
      40             : {
      41        3617 :     krb5_context context;
      42        3617 :     gsskrb5_cred cred;
      43        3617 :     OM_uint32 junk;
      44             : 
      45      150769 :     *minor_status = 0;
      46             : 
      47      150769 :     if (*cred_handle == NULL)
      48           0 :         return GSS_S_COMPLETE;
      49             : 
      50      150769 :     cred = (gsskrb5_cred)*cred_handle;
      51      150769 :     *cred_handle = GSS_C_NO_CREDENTIAL;
      52             : 
      53      150769 :     GSSAPI_KRB5_INIT (&context);
      54             : 
      55        3617 :     HEIMDAL_MUTEX_lock(&cred->cred_id_mutex);
      56             : 
      57      150769 :     free(cred->destination_realm);
      58      150769 :     if (cred->principal != NULL)
      59      148986 :         krb5_free_principal(context, cred->principal);
      60      150769 :     if (cred->keytab != NULL)
      61       63366 :         krb5_kt_close(context, cred->keytab);
      62      150769 :     if (cred->ccache != NULL) {
      63       87403 :         if (cred->cred_flags & GSS_CF_DESTROY_CRED_ON_RELEASE)
      64       73307 :             krb5_cc_destroy(context, cred->ccache);
      65             :         else
      66       14096 :             krb5_cc_close(context, cred->ccache);
      67             :     }
      68      150769 :     gss_release_oid_set(&junk, &cred->mechanisms);
      69      150769 :     if (cred->enctypes)
      70       12381 :         free(cred->enctypes);
      71        3617 :     HEIMDAL_MUTEX_unlock(&cred->cred_id_mutex);
      72        3617 :     HEIMDAL_MUTEX_destroy(&cred->cred_id_mutex);
      73      150769 :     memset(cred, 0, sizeof(*cred));
      74      150769 :     free(cred);
      75      150769 :     return GSS_S_COMPLETE;
      76             : }
      77             :