Initial version of BLE support for Bluedroid
Change-Id: Iacf3a56943b31c4fd4f4b833ed675a35cbd47104
diff --git a/include/hardware/bt_gatt_client.h b/include/hardware/bt_gatt_client.h
new file mode 100644
index 0000000..8b49f59
--- /dev/null
+++ b/include/hardware/bt_gatt_client.h
@@ -0,0 +1,275 @@
+/*
+ * Copyright (C) 2013 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+
+#ifndef ANDROID_INCLUDE_BT_GATT_CLIENT_H
+#define ANDROID_INCLUDE_BT_GATT_CLIENT_H
+
+#include <stdint.h>
+#include "bt_gatt_types.h"
+
+__BEGIN_DECLS
+
+/**
+ * Buffer sizes for maximum attribute length and maximum read/write
+ * operation buffer size.
+ */
+#define BTGATT_MAX_ATTR_LEN 600
+
+/** Buffer type for unformatted reads/writes */
+typedef struct
+{
+ uint8_t value[BTGATT_MAX_ATTR_LEN];
+ uint16_t len;
+} btgatt_unformatted_value_t;
+
+/** Parameters for GATT read operations */
+typedef struct
+{
+ btgatt_srvc_id_t srvc_id;
+ btgatt_char_id_t char_id;
+ bt_uuid_t descr_id;
+ btgatt_unformatted_value_t value;
+ uint16_t value_type;
+ uint8_t status;
+} btgatt_read_params_t;
+
+/** Parameters for GATT write operations */
+typedef struct
+{
+ btgatt_srvc_id_t srvc_id;
+ btgatt_char_id_t char_id;
+ bt_uuid_t descr_id;
+ uint8_t status;
+} btgatt_write_params_t;
+
+/** Attribute change notification parameters */
+typedef struct
+{
+ uint8_t value[BTGATT_MAX_ATTR_LEN];
+ bt_bdaddr_t bda;
+ btgatt_srvc_id_t srvc_id;
+ btgatt_char_id_t char_id;
+ uint16_t len;
+ uint8_t is_notify;
+} btgatt_notify_params_t;
+
+typedef struct
+{
+ bt_bdaddr_t *bda1;
+ bt_uuid_t *uuid1;
+ uint16_t u1;
+ uint16_t u2;
+ uint16_t u3;
+ uint16_t u4;
+ uint16_t u5;
+} btgatt_test_params_t;
+
+/** BT-GATT Client callback structure. */
+
+/** Callback invoked in response to register_client */
+typedef void (*register_client_callback)(int status, int client_if,
+ bt_uuid_t *app_uuid);
+
+/** Callback for scan results */
+typedef void (*scan_result_callback)(bt_bdaddr_t* bda, int rssi, uint8_t* adv_data);
+
+/** GATT open callback invoked in response to open */
+typedef void (*connect_callback)(int conn_id, int status, int client_if, bt_bdaddr_t* bda);
+
+/** Callback invoked in response to close */
+typedef void (*disconnect_callback)(int conn_id, int status,
+ int client_if, bt_bdaddr_t* bda);
+
+/**
+ * Invoked in response to search_service when the GATT service search
+ * has been completed.
+ */
+typedef void (*search_complete_callback)(int conn_id, int status);
+
+/** Reports GATT services on a remote device */
+typedef void (*search_result_callback)( int conn_id, btgatt_srvc_id_t *srvc_id);
+
+/** GATT characteristic enumeration result callback */
+typedef void (*get_characteristic_callback)(int conn_id, int status,
+ btgatt_srvc_id_t *srvc_id, btgatt_char_id_t *char_id,
+ int char_prop);
+
+/** GATT descriptor enumeration result callback */
+typedef void (*get_descriptor_callback)(int conn_id, int status,
+ btgatt_srvc_id_t *srvc_id, btgatt_char_id_t *char_id,
+ bt_uuid_t *descr_id);
+
+/** GATT included service enumeration result callback */
+typedef void (*get_included_service_callback)(int conn_id, int status,
+ btgatt_srvc_id_t *srvc_id, btgatt_srvc_id_t *incl_srvc_id);
+
+/** Callback invoked in response to [de]register_for_notification */
+typedef void (*register_for_notification_callback)(int conn_id,
+ int registered, int status, btgatt_srvc_id_t *srvc_id,
+ btgatt_char_id_t *char_id);
+
+/**
+ * Remote device notification callback, invoked when a remote device sends
+ * a notification or indication that a client has registered for.
+ */
+typedef void (*notify_callback)(int conn_id, btgatt_notify_params_t *p_data);
+
+/** Reports result of a GATT read operation */
+typedef void (*read_characteristic_callback)(int conn_id, int status,
+ btgatt_read_params_t *p_data);
+
+/** GATT write characteristic operation callback */
+typedef void (*write_characteristic_callback)(int conn_id, int status,
+ btgatt_write_params_t *p_data);
+
+/** GATT execute prepared write callback */
+typedef void (*execute_write_callback)(int conn_id, int status);
+
+/** Callback invoked in response to read_descriptor */
+typedef void (*read_descriptor_callback)(int conn_id, int status,
+ btgatt_read_params_t *p_data);
+
+/** Callback invoked in response to write_descriptor */
+typedef void (*write_descriptor_callback)(int conn_id, int status,
+ btgatt_write_params_t *p_data);
+
+/** Callback triggered in response to read_remote_rssi */
+typedef void (*read_remote_rssi_callback)(int client_if, bt_bdaddr_t* bda,
+ int rssi, int status);
+
+typedef struct {
+ register_client_callback register_client_cb;
+ scan_result_callback scan_result_cb;
+ connect_callback open_cb;
+ disconnect_callback close_cb;
+ search_complete_callback search_complete_cb;
+ search_result_callback search_result_cb;
+ get_characteristic_callback get_characteristic_cb;
+ get_descriptor_callback get_descriptor_cb;
+ get_included_service_callback get_included_service_cb;
+ register_for_notification_callback register_for_notification_cb;
+ notify_callback notify_cb;
+ read_characteristic_callback read_characteristic_cb;
+ write_characteristic_callback write_characteristic_cb;
+ read_descriptor_callback read_descriptor_cb;
+ write_descriptor_callback write_descriptor_cb;
+ execute_write_callback execute_write_cb;
+ read_remote_rssi_callback read_remote_rssi_cb;
+} btgatt_client_callbacks_t;
+
+/** Represents the standard BT-GATT client interface. */
+
+typedef struct {
+ /** Registers a GATT client application with the stack */
+ bt_status_t (*register_client)( bt_uuid_t *uuid );
+
+ /** Unregister a client application from the stack */
+ bt_status_t (*unregister_client)(int client_if );
+
+ /** Start or stop LE device scanning */
+ bt_status_t (*scan)( int client_if, bool start );
+
+ /** Create a connection to a remote LE or dual-mode device */
+ bt_status_t (*connect)( int client_if, const bt_bdaddr_t *bd_addr,
+ bool is_direct );
+
+ /** Disconnect a remote device or cancel a pending connection */
+ bt_status_t (*disconnect)( int client_if, const bt_bdaddr_t *bd_addr,
+ int conn_id);
+
+ /** Clear the attribute cache for a given device */
+ bt_status_t (*refresh)( int client_if, const bt_bdaddr_t *bd_addr );
+
+ /**
+ * Enumerate all GATT services on a connected device.
+ * Optionally, the results can be filtered for a given UUID.
+ */
+ bt_status_t (*search_service)(int conn_id, bt_uuid_t *filter_uuid );
+
+ /**
+ * Enumerate included services for a given service.
+ * Set start_incl_srvc_id to NULL to get the first included service.
+ */
+ bt_status_t (*get_included_service)( int conn_id, btgatt_srvc_id_t *srvc_id,
+ btgatt_srvc_id_t *start_incl_srvc_id);
+
+ /**
+ * Enumerate characteristics for a given service.
+ * Set start_char_id to NULL to get the first characteristic.
+ */
+ bt_status_t (*get_characteristic)( int conn_id,
+ btgatt_srvc_id_t *srvc_id, btgatt_char_id_t *start_char_id);
+
+ /**
+ * Enumerate descriptors for a given characteristic.
+ * Set start_descr_id to NULL to get the first descriptor.
+ */
+ bt_status_t (*get_descriptor)( int conn_id,
+ btgatt_srvc_id_t *srvc_id, btgatt_char_id_t *char_id,
+ bt_uuid_t *start_descr_id);
+
+ /** Read a characteristic on a remote device */
+ bt_status_t (*read_characteristic)( int conn_id,
+ btgatt_srvc_id_t *srvc_id, btgatt_char_id_t *char_id,
+ int auth_req );
+
+ /** Write a remote characteristic */
+ bt_status_t (*write_characteristic)(int conn_id,
+ btgatt_srvc_id_t *srvc_id, btgatt_char_id_t *char_id,
+ int write_type, int len, int auth_req,
+ char* p_value);
+
+ /** Read the descriptor for a given characteristic */
+ bt_status_t (*read_descriptor)(int conn_id,
+ btgatt_srvc_id_t *srvc_id, btgatt_char_id_t *char_id,
+ bt_uuid_t *descr_id, int auth_req);
+
+ /** Write a remote descriptor for a given characteristic */
+ bt_status_t (*write_descriptor)( int conn_id,
+ btgatt_srvc_id_t *srvc_id, btgatt_char_id_t *char_id,
+ bt_uuid_t *descr_id, int write_type, int len,
+ int auth_req, char* p_value);
+
+ /** Execute a prepared write operation */
+ bt_status_t (*execute_write)(int conn_id, int execute);
+
+ /**
+ * Register to receive notifications or indications for a given
+ * characteristic
+ */
+ bt_status_t (*register_for_notification)( int client_if,
+ const bt_bdaddr_t *bd_addr, btgatt_srvc_id_t *srvc_id,
+ btgatt_char_id_t *char_id);
+
+ /** Deregister a previous request for notifications/indications */
+ bt_status_t (*deregister_for_notification)( int client_if,
+ const bt_bdaddr_t *bd_addr, btgatt_srvc_id_t *srvc_id,
+ btgatt_char_id_t *char_id);
+
+ /** Request RSSI for a given remote device */
+ bt_status_t (*read_remote_rssi)( int client_if, const bt_bdaddr_t *bd_addr);
+
+ /** Determine the type of the remote device (LE, BR/EDR, Dual-mode) */
+ int (*get_device_type)( const bt_bdaddr_t *bd_addr );
+
+ /** Test mode interface */
+ bt_status_t (*test_command)( int command, btgatt_test_params_t* params);
+} btgatt_client_interface_t;
+
+__END_DECLS
+
+#endif /* ANDROID_INCLUDE_BT_GATT_CLIENT_H */