mirror of
https://git.kernel.org/pub/scm/bluetooth/bluez.git
synced 2024-11-26 13:44:23 +08:00
96 lines
2.5 KiB
C
96 lines
2.5 KiB
C
/*
|
|
*
|
|
* BlueZ - Bluetooth protocol stack for Linux
|
|
*
|
|
* Copyright (C) 2001-2002 Nokia Corporation
|
|
* Copyright (C) 2002-2003 Maxim Krasnyansky <maxk@qualcomm.com>
|
|
* Copyright (C) 2002-2007 Marcel Holtmann <marcel@holtmann.org>
|
|
* Copyright (C) 2002-2003 Stephen Crane <steve.crane@rococosoft.com>
|
|
*
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; either version 2 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
|
|
*
|
|
*/
|
|
|
|
#ifdef HAVE_CONFIG_H
|
|
#include <config.h>
|
|
#endif
|
|
|
|
#include <stdio.h>
|
|
#include <errno.h>
|
|
#include <malloc.h>
|
|
#include <sys/time.h>
|
|
#include <sys/socket.h>
|
|
|
|
#include <bluetooth/bluetooth.h>
|
|
#include <bluetooth/sdp.h>
|
|
#include <bluetooth/sdp_lib.h>
|
|
|
|
#include "sdpd.h"
|
|
|
|
typedef struct _sdp_cstate_list sdp_cstate_list_t;
|
|
|
|
struct _sdp_cstate_list {
|
|
sdp_cstate_list_t *next;
|
|
uint32_t timestamp;
|
|
sdp_buf_t buf;
|
|
};
|
|
|
|
static sdp_cstate_list_t *cstates;
|
|
|
|
// FIXME: should probably remove it when it's found
|
|
sdp_buf_t *sdp_get_cached_rsp(sdp_cont_state_t *cstate)
|
|
{
|
|
sdp_cstate_list_t *p;
|
|
|
|
for (p = cstates; p; p = p->next)
|
|
if (p->timestamp == cstate->timestamp)
|
|
return &p->buf;
|
|
return 0;
|
|
}
|
|
|
|
uint32_t sdp_cstate_alloc_buf(sdp_buf_t *buf)
|
|
{
|
|
sdp_cstate_list_t *cstate = malloc(sizeof(sdp_cstate_list_t));
|
|
uint8_t *data = malloc(buf->data_size);
|
|
|
|
memcpy(data, buf->data, buf->data_size);
|
|
memset((char *)cstate, 0, sizeof(sdp_cstate_list_t));
|
|
cstate->buf.data = data;
|
|
cstate->buf.data_size = buf->data_size;
|
|
cstate->buf.buf_size = buf->data_size;
|
|
cstate->timestamp = sdp_get_time();
|
|
cstate->next = cstates;
|
|
cstates = cstate;
|
|
return cstate->timestamp;
|
|
}
|
|
|
|
/*
|
|
* A simple function which returns the time of day in
|
|
* seconds. Used for updating the service db state
|
|
* attribute of the service record of the SDP server
|
|
*/
|
|
uint32_t sdp_get_time()
|
|
{
|
|
/*
|
|
* To handle failure in gettimeofday, so an old
|
|
* value is returned and service does not fail
|
|
*/
|
|
static struct timeval tm;
|
|
|
|
gettimeofday(&tm, NULL);
|
|
return (uint32_t) tm.tv_sec;
|
|
}
|