freebsd-skq/usr.sbin/bluetooth/sdpd/scr.c
emax 8a9c8a287a Import sdpd(8) sources. This is Bluetooth Service Discovery Protocol daemon.
Extend libsdp(3) API to allow service registration and removal.
Fix uninitialized variable bug in sdpcontrol(8).

Reviewed by: imp (mentor)
No objection: ru
2004-01-20 20:48:26 +00:00

92 lines
2.8 KiB
C

/*
* scr.c
*
* Copyright (c) 2004 Maksim Yevmenkin <m_evmenkin@yahoo.com>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $Id: scr.c,v 1.1 2004/01/13 01:54:39 max Exp $
* $FreeBSD$
*/
#include <sys/queue.h>
#include <bluetooth.h>
#include <errno.h>
#include <sdp.h>
#include <string.h>
#include "profile.h"
#include "provider.h"
#include "server.h"
/*
* Prepare Service Change response
*/
int32_t
server_prepare_service_change_response(server_p srv, int32_t fd)
{
uint8_t const *req = srv->req + sizeof(sdp_pdu_t);
uint8_t const *req_end = req + ((sdp_pdu_p)(srv->req))->len;
uint8_t *rsp = srv->fdidx[fd].rsp;
provider_t *provider = NULL;
uint32_t handle;
/*
* Minimal Service Change Request
*
* value32 - handle 4 bytes
*/
if (!srv->fdidx[fd].control || req_end - req < 4)
return (SDP_ERROR_CODE_INVALID_REQUEST_SYNTAX);
/* Get handle */
SDP_GET32(handle, req);
/* Lookup provider */
provider = provider_by_handle(handle);
if (provider == NULL || provider->fd != fd)
return (SDP_ERROR_CODE_INVALID_SERVICE_RECORD_HANDLE);
/* Validate user data */
if (req_end - req < provider->profile->dsize ||
provider->profile->valid == NULL ||
(provider->profile->valid)(req, req_end - req) == 0)
return (SDP_ERROR_CODE_INVALID_REQUEST_SYNTAX);
/* Update provider */
if (provider_update(provider, req, req_end - req) < 0)
return (SDP_ERROR_CODE_INSUFFICIENT_RESOURCES);
SDP_PUT16(0, rsp);
/* Set reply size */
srv->fdidx[fd].rsp_limit = srv->fdidx[fd].omtu - sizeof(sdp_pdu_t);
srv->fdidx[fd].rsp_size = rsp - srv->fdidx[fd].rsp;
srv->fdidx[fd].rsp_cs = 0;
return (0);
}