1 /*-
2 * sur.c
3 *
4 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
5 *
6 * Copyright (c) 2004 Maksim Yevmenkin <[email protected]>
7 * All rights reserved.
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
11 * are met:
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 * notice, this list of conditions and the following disclaimer in the
16 * documentation and/or other materials provided with the distribution.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
19 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
22 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
24 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
26 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28 * SUCH DAMAGE.
29 *
30 * $Id: sur.c,v 1.1 2004/01/13 01:54:39 max Exp $
31 * $FreeBSD$
32 */
33
34 #include <sys/queue.h>
35 #define L2CAP_SOCKET_CHECKED
36 #include <bluetooth.h>
37 #include <errno.h>
38 #include <sdp.h>
39 #include <string.h>
40 #include "profile.h"
41 #include "provider.h"
42 #include "server.h"
43
44 /*
45 * Prepare Service Unregister response
46 */
47
48 int32_t
server_prepare_service_unregister_response(server_p srv,int32_t fd)49 server_prepare_service_unregister_response(server_p srv, int32_t fd)
50 {
51 uint8_t const *req = srv->req + sizeof(sdp_pdu_t);
52 uint8_t const *req_end = req + ((sdp_pdu_p)(srv->req))->len;
53 uint8_t *rsp = srv->fdidx[fd].rsp;
54
55 provider_t *provider = NULL;
56 uint32_t handle;
57
58 /*
59 * Minimal Service Unregister Request
60 *
61 * value32 - uuid 4 bytes
62 */
63
64 if (!srv->fdidx[fd].control ||
65 !srv->fdidx[fd].priv || req_end - req < 4)
66 return (SDP_ERROR_CODE_INVALID_REQUEST_SYNTAX);
67
68 /* Get handle */
69 SDP_GET32(handle, req);
70
71 /* Lookup provider */
72 provider = provider_by_handle(handle);
73 if (provider == NULL || provider->fd != fd)
74 return (SDP_ERROR_CODE_INVALID_SERVICE_RECORD_HANDLE);
75
76 provider_unregister(provider);
77 SDP_PUT16(0, rsp);
78
79 /* Set reply size */
80 srv->fdidx[fd].rsp_limit = srv->fdidx[fd].omtu - sizeof(sdp_pdu_t);
81 srv->fdidx[fd].rsp_size = rsp - srv->fdidx[fd].rsp;
82 srv->fdidx[fd].rsp_cs = 0;
83
84 return (0);
85 }
86
87