1/* $NetBSD$ */ 2 3/* 4 * Copyright (c) 1997 - 2003 Kungliga Tekniska H��gskolan 5 * (Royal Institute of Technology, Stockholm, Sweden). 6 * 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 the Institute nor the names of its contributors 20 * may be used to endorse or promote products derived from this software 21 * without specific prior written permission. 22 * 23 * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND 24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 26 * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE 27 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 33 * SUCH DAMAGE. 34 */ 35 36#include "gsskrb5_locl.h" 37 38OM_uint32 GSSAPI_CALLCONV 39_gsskrb5_delete_sec_context(OM_uint32 * minor_status, 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 krb5_auth_con_free (context, ctx->deleg_auth_context); 65 if (ctx->kcred) 66 krb5_free_creds(context, ctx->kcred); 67 if(ctx->source) 68 krb5_free_principal (context, ctx->source); 69 if(ctx->target) 70 krb5_free_principal (context, ctx->target); 71 if (ctx->ticket) 72 krb5_free_ticket (context, ctx->ticket); 73 if(ctx->order) 74 _gssapi_msg_order_destroy(&ctx->order); 75 if (ctx->service_keyblock) 76 krb5_free_keyblock (context, ctx->service_keyblock); 77 krb5_data_free(&ctx->fwd_data); 78 if (ctx->crypto) 79 krb5_crypto_destroy(context, ctx->crypto); 80 81 HEIMDAL_MUTEX_unlock(&ctx->ctx_id_mutex); 82 HEIMDAL_MUTEX_destroy(&ctx->ctx_id_mutex); 83 memset(ctx, 0, sizeof(*ctx)); 84 free (ctx); 85 return GSS_S_COMPLETE; 86} 87