bluez/attrib/gatt.h
2015-02-28 22:40:14 -08:00

123 lines
4.0 KiB
C

/*
*
* BlueZ - Bluetooth protocol stack for Linux
*
* Copyright (C) 2010 Nokia Corporation
* Copyright (C) 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
*
*/
/*
* GATT Characteristic Property bit field
* Reference: Core SPEC 4.1 page 2183 (Table 3.5: Characteristic Properties
* bit field) defines how the Characteristic Value can be used, or how the
* characteristic descriptors (see Section 3.3.3 - page 2184) can be accessed.
* In the core spec, regular properties are included in the characteristic
* declaration, and the extended properties are defined as descriptor.
*/
#define GATT_CHR_PROP_BROADCAST 0x01
#define GATT_CHR_PROP_READ 0x02
#define GATT_CHR_PROP_WRITE_WITHOUT_RESP 0x04
#define GATT_CHR_PROP_WRITE 0x08
#define GATT_CHR_PROP_NOTIFY 0x10
#define GATT_CHR_PROP_INDICATE 0x20
#define GATT_CHR_PROP_AUTH 0x40
#define GATT_CHR_PROP_EXT_PROP 0x80
/* Client Characteristic Configuration bit field */
#define GATT_CLIENT_CHARAC_CFG_NOTIF_BIT 0x0001
#define GATT_CLIENT_CHARAC_CFG_IND_BIT 0x0002
typedef void (*gatt_cb_t) (uint8_t status, GSList *l, void *user_data);
struct gatt_primary {
char uuid[MAX_LEN_UUID_STR + 1];
gboolean changed;
struct att_range range;
};
struct gatt_included {
char uuid[MAX_LEN_UUID_STR + 1];
uint16_t handle;
struct att_range range;
};
struct gatt_char {
char uuid[MAX_LEN_UUID_STR + 1];
uint16_t handle;
uint8_t properties;
uint16_t value_handle;
};
struct gatt_desc {
char uuid[MAX_LEN_UUID_STR + 1];
uint16_t handle;
uint16_t uuid16;
};
guint gatt_discover_primary(GAttrib *attrib, bt_uuid_t *uuid, gatt_cb_t func,
gpointer user_data);
unsigned int gatt_find_included(GAttrib *attrib, uint16_t start, uint16_t end,
gatt_cb_t func, gpointer user_data);
guint gatt_discover_char(GAttrib *attrib, uint16_t start, uint16_t end,
bt_uuid_t *uuid, gatt_cb_t func,
gpointer user_data);
guint gatt_read_char(GAttrib *attrib, uint16_t handle, GAttribResultFunc func,
gpointer user_data);
guint gatt_write_char(GAttrib *attrib, uint16_t handle, const uint8_t *value,
size_t vlen, GAttribResultFunc func,
gpointer user_data);
guint gatt_discover_desc(GAttrib *attrib, uint16_t start, uint16_t end,
bt_uuid_t *uuid, gatt_cb_t func,
gpointer user_data);
guint gatt_reliable_write_char(GAttrib *attrib, uint16_t handle,
const uint8_t *value, size_t vlen,
GAttribResultFunc func,
gpointer user_data);
guint gatt_execute_write(GAttrib *attrib, uint8_t flags,
GAttribResultFunc func, gpointer user_data);
guint gatt_write_cmd(GAttrib *attrib, uint16_t handle, const uint8_t *value,
int vlen, GDestroyNotify notify, gpointer user_data);
guint gatt_signed_write_cmd(GAttrib *attrib, uint16_t handle,
const uint8_t *value, int vlen,
struct bt_crypto *crypto,
const uint8_t csrk[16],
uint32_t sign_cnt,
GDestroyNotify notify,
gpointer user_data);
guint gatt_read_char_by_uuid(GAttrib *attrib, uint16_t start, uint16_t end,
bt_uuid_t *uuid, GAttribResultFunc func,
gpointer user_data);
guint gatt_exchange_mtu(GAttrib *attrib, uint16_t mtu, GAttribResultFunc func,
gpointer user_data);
gboolean gatt_parse_record(const sdp_record_t *rec,
uuid_t *prim_uuid, uint16_t *psm,
uint16_t *start, uint16_t *end);