1/*
2 * Copyright (C) 2012 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17#ifndef ANDROID_INCLUDE_BT_PAN_H
18#define ANDROID_INCLUDE_BT_PAN_H
19
20__BEGIN_DECLS
21
22#define BTPAN_ROLE_NONE      0
23#define BTPAN_ROLE_PANNAP    1
24#define BTPAN_ROLE_PANU      2
25
26typedef enum {
27    BTPAN_STATE_CONNECTED       = 0,
28    BTPAN_STATE_CONNECTING      = 1,
29    BTPAN_STATE_DISCONNECTED    = 2,
30    BTPAN_STATE_DISCONNECTING   = 3
31} btpan_connection_state_t;
32
33typedef enum {
34    BTPAN_STATE_ENABLED = 0,
35    BTPAN_STATE_DISABLED = 1
36} btpan_control_state_t;
37
38/**
39* Callback for pan connection state
40*/
41typedef void (*btpan_connection_state_callback)(btpan_connection_state_t state, bt_status_t error,
42                                                const bt_bdaddr_t *bd_addr, int local_role, int remote_role);
43typedef void (*btpan_control_state_callback)(btpan_control_state_t state, bt_status_t error,
44                                            int local_role, const char* ifname);
45
46typedef struct {
47    size_t size;
48    btpan_control_state_callback control_state_cb;
49    btpan_connection_state_callback connection_state_cb;
50} btpan_callbacks_t;
51typedef struct {
52    /** set to size of this struct*/
53    size_t          size;
54    /**
55     * Initialize the pan interface and register the btpan callbacks
56     */
57    bt_status_t (*init)(const btpan_callbacks_t* callbacks);
58    /*
59     * enable the pan service by specified role. The result state of
60     * enabl will be returned by btpan_control_state_callback. when pan-nap is enabled,
61     * the state of connecting panu device will be notified by btpan_connection_state_callback
62     */
63    bt_status_t (*enable)(int local_role);
64    /*
65     * get current pan local role
66     */
67    int (*get_local_role)(void);
68    /**
69     * start bluetooth pan connection to the remote device by specified pan role. The result state will be
70     * returned by btpan_connection_state_callback
71     */
72    bt_status_t (*connect)(const bt_bdaddr_t *bd_addr, int local_role, int remote_role);
73    /**
74     * stop bluetooth pan connection. The result state will be returned by btpan_connection_state_callback
75     */
76    bt_status_t (*disconnect)(const bt_bdaddr_t *bd_addr);
77
78    /**
79     * Cleanup the pan interface
80     */
81    void (*cleanup)(void);
82
83} btpan_interface_t;
84
85__END_DECLS
86
87#endif /* ANDROID_INCLUDE_BT_PAN_H */
88