2 * SPDX-License-Identifier: BSD-2-Clause
4 * Copyright (c) 2008 Isilon Inc http://www.isilon.com/
5 * Authors: Doug Rabson <dfr@rabson.org>
6 * Developed with Red Inc: Alfred Perlstein <alfred@freebsd.org>
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
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.
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30 #include <sys/cdefs.h>
31 __FBSDID("$FreeBSD$");
33 #include <sys/param.h>
35 #include <sys/kernel.h>
38 #include <sys/malloc.h>
39 #include <sys/mutex.h>
41 #include <kgssapi/gssapi.h>
42 #include <kgssapi/gssapi_impl.h>
47 gss_delete_sec_context(OM_uint32 *minor_status, gss_ctx_id_t *context_handle,
48 gss_buffer_t output_token)
50 struct delete_sec_context_res res;
51 struct delete_sec_context_args args;
58 KGSS_CURVNET_SET_QUIET(KGSS_TD_TO_VNET(curthread));
59 if (!KGSS_VNET(kgss_gssd_handle)) {
60 KGSS_CURVNET_RESTORE();
61 return (GSS_S_FAILURE);
63 KGSS_CURVNET_RESTORE();
65 if (*context_handle) {
66 ctx = *context_handle;
69 * If we are past the context establishment phase, let
70 * the in-kernel code do the delete, otherwise
71 * userland needs to deal with it.
74 args.ctx = ctx->handle;
75 cl = kgss_gssd_client();
77 return (GSS_S_FAILURE);
79 bzero(&res, sizeof(res));
80 stat = gssd_delete_sec_context_1(&args, &res, cl);
82 if (stat != RPC_SUCCESS) {
84 return (GSS_S_FAILURE);
88 kgss_copy_buffer(&res.output_token,
90 xdr_free((xdrproc_t) xdr_delete_sec_context_res, &res);
92 kgss_delete_context(ctx, NULL);
94 kgss_delete_context(ctx, output_token);
96 *context_handle = NULL;
99 output_token->length = 0;
100 output_token->value = NULL;
104 return (GSS_S_COMPLETE);