bluez/attrib/gatt.c
2010-08-09 18:06:48 -04:00

77 lines
2.1 KiB
C

/*
*
* BlueZ - Bluetooth protocol stack for Linux
*
* Copyright (C) 2002-2010 Marcel Holtmann <marcel@holtmann.org>
*
*
* 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
*
*/
#include <stdint.h>
#include <glib.h>
#include <bluetooth/sdp.h>
#include <bluetooth/sdp_lib.h>
#include "att.h"
#include "gattrib.h"
#include "gatt.h"
guint gatt_discover_primary(GAttrib *attrib, uint16_t start,
uint16_t end, GAttribResultFunc func, gpointer user_data)
{
uint8_t pdu[ATT_MTU];
uuid_t uuid;
guint16 plen;
sdp_uuid16_create(&uuid, GATT_PRIM_SVC_UUID);
plen = enc_read_by_grp_req(start, end, &uuid, pdu, sizeof(pdu));
if (plen == 0)
return 0;
return g_attrib_send(attrib, ATT_OP_READ_BY_GROUP_REQ,
pdu, plen, func, user_data, NULL);
}
guint gatt_discover_char(GAttrib *attrib, uint16_t start, uint16_t end,
GAttribResultFunc func, gpointer user_data)
{
uint8_t pdu[ATT_MTU];
uuid_t uuid;
guint16 plen;
sdp_uuid16_create(&uuid, GATT_CHARAC_UUID);
plen = enc_read_by_type_req(start, end, &uuid, pdu, sizeof(pdu));
if (plen == 0)
return 0;
return g_attrib_send(attrib, ATT_OP_READ_BY_TYPE_REQ,
pdu, plen, func, user_data, NULL);
}
guint gatt_read_char(GAttrib *attrib, uint16_t handle, GAttribResultFunc func,
gpointer user_data)
{
uint8_t pdu[ATT_MTU];
guint16 plen;
plen = enc_read_req(handle, pdu, sizeof(pdu));
return g_attrib_send(attrib, ATT_OP_READ_REQ, pdu, plen, func,
user_data, NULL);
}