root/source4/heimdal/lib/gssapi/krb5/delete_sec_context.c

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DEFINITIONS

This source file includes following definitions.
  1. _gsskrb5_delete_sec_context

   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 "krb5/gsskrb5_locl.h"
  35 
  36 RCSID("$Id$");
  37 
  38 OM_uint32
  39 _gsskrb5_delete_sec_context(OM_uint32 * minor_status,
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  40                             gss_ctx_id_t * context_handle,
  41                             gss_buffer_t output_token)
  42 {
  43     krb5_context context;
  44     gsskrb5_ctx ctx;
  45 
  46     GSSAPI_KRB5_INIT (&context);
  47 
  48     *minor_status = 0;
  49 
  50     if (output_token) {
  51         output_token->length = 0;
  52         output_token->value  = NULL;
  53     }
  54 
  55     if (*context_handle == GSS_C_NO_CONTEXT)
  56         return GSS_S_COMPLETE;
  57 
  58     ctx = (gsskrb5_ctx) *context_handle;
  59     *context_handle = GSS_C_NO_CONTEXT;
  60 
  61     HEIMDAL_MUTEX_lock(&ctx->ctx_id_mutex);
  62 
  63     krb5_auth_con_free (context, ctx->auth_context);
  64     if (ctx->kcred)
  65         krb5_free_creds(context, ctx->kcred);
  66     if(ctx->source)
  67         krb5_free_principal (context, ctx->source);
  68     if(ctx->target)
  69         krb5_free_principal (context, ctx->target);
  70     if (ctx->ticket)
  71         krb5_free_ticket (context, ctx->ticket);
  72     if(ctx->order)
  73         _gssapi_msg_order_destroy(&ctx->order);
  74     if (ctx->service_keyblock)
  75         krb5_free_keyblock (context, ctx->service_keyblock);
  76     krb5_data_free(&ctx->fwd_data);
  77 
  78     HEIMDAL_MUTEX_unlock(&ctx->ctx_id_mutex);
  79     HEIMDAL_MUTEX_destroy(&ctx->ctx_id_mutex);
  80     memset(ctx, 0, sizeof(*ctx));
  81     free (ctx);
  82     return GSS_S_COMPLETE;
  83 }

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