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https://git.kernel.org/pub/scm/bluetooth/bluez.git
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100 lines
2.8 KiB
C
100 lines
2.8 KiB
C
/*
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*
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* BlueZ - Bluetooth protocol stack for Linux
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*
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* Copyright (C) 2001-2002 Nokia Corporation
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* Copyright (C) 2002-2003 Maxim Krasnyansky <maxk@qualcomm.com>
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* Copyright (C) 2002-2004 Marcel Holtmann <marcel@holtmann.org>
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* Copyright (C) 2002-2003 Stephen Crane <steve.crane@rococosoft.com>
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*
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation;
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS.
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* IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) AND AUTHOR(S) BE LIABLE FOR ANY
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* CLAIM, OR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*
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* ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PATENTS,
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* COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS, RELATING TO USE OF THIS
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* SOFTWARE IS DISCLAIMED.
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*
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*
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* $Id$
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*/
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#include <stdio.h>
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#include <malloc.h>
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#include <sys/time.h>
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#include <sys/socket.h>
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#include <bluetooth/bluetooth.h>
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#include <bluetooth/sdp.h>
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#include <bluetooth/sdp_lib.h>
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#include "sdpd.h"
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typedef struct _sdp_cstate_list sdp_cstate_list_t;
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struct _sdp_cstate_list {
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sdp_cstate_list_t *next;
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uint32_t timestamp;
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sdp_buf_t buf;
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};
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static sdp_cstate_list_t *cstates;
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// FIXME: should probably remove it when it's found
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sdp_buf_t *sdp_get_cached_rsp(sdp_cont_state_t *cstate)
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{
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sdp_cstate_list_t *p;
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for (p = cstates; p; p = p->next)
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if (p->timestamp == cstate->timestamp)
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return &p->buf;
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return 0;
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}
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uint32_t sdp_cstate_alloc_buf(sdp_buf_t *buf)
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{
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sdp_cstate_list_t *cstate = (sdp_cstate_list_t *)malloc(sizeof(sdp_cstate_list_t));
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uint8_t *data = malloc(buf->data_size);
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memcpy(data, buf->data, buf->data_size);
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memset((char *)cstate, 0, sizeof(sdp_cstate_list_t));
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cstate->buf.data = data;
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cstate->buf.data_size = buf->data_size;
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cstate->buf.buf_size = buf->data_size;
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cstate->timestamp = sdp_get_time();
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cstate->next = cstates;
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cstates = cstate;
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return cstate->timestamp;
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}
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/*
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* A simple function which returns the time of day in
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* seconds. Used for updating the service db state
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* attribute of the service record of the SDP server
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*/
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uint32_t sdp_get_time()
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{
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/*
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* To handle failure in gettimeofday, so an old
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* value is returned and service does not fail
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*/
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static struct timeval tm;
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gettimeofday(&tm, NULL);
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return (uint32_t) tm.tv_sec;
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}
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