1/******************************************************************************
2 *
3 *  Copyright (C) 2009-2012 Broadcom Corporation
4 *
5 *  Licensed under the Apache License, Version 2.0 (the "License");
6 *  you may not use this file except in compliance with the License.
7 *  You may obtain a copy of the License at:
8 *
9 *  http://www.apache.org/licenses/LICENSE-2.0
10 *
11 *  Unless required by applicable law or agreed to in writing, software
12 *  distributed under the License is distributed on an "AS IS" BASIS,
13 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 *  See the License for the specific language governing permissions and
15 *  limitations under the License.
16 *
17 ******************************************************************************/
18
19#ifndef BTIF_DM_H
20#define BTIF_DM_H
21
22#include "bta_api.h"
23/************************************************************************************
24**  Functions
25********************************************************************************/
26
27/**
28 * BTIF callback to switch context from bte to btif
29 */
30void bte_dm_evt(tBTA_DM_SEC_EVT event, tBTA_DM_SEC *p_data);
31
32/**
33 * Notify BT disable being initiated. DM may chose to abort
34 * pending commands, like pairing
35 */
36void btif_dm_on_disable(void);
37
38/**
39 * Callout for handling io_capabilities request
40 */
41void btif_dm_proc_io_req(BD_ADDR bd_addr, tBTA_IO_CAP *p_io_cap, tBTA_OOB_DATA *p_oob_data,
42                      tBTA_AUTH_REQ *p_auth_req, BOOLEAN is_orig);
43/**
44 * Callout for handling io_capabilities response
45 */
46void btif_dm_proc_io_rsp(BD_ADDR bd_addr, tBTA_IO_CAP io_cap,
47                      tBTA_OOB_DATA oob_data, tBTA_AUTH_REQ auth_req);
48
49/**
50 * Out-of-band functions
51 */
52#if (BTM_OOB_INCLUDED == TRUE)
53void btif_dm_set_oob_for_io_req(tBTA_OOB_DATA  *p_oob_data);
54#ifdef BTIF_DM_OOB_TEST
55void btif_dm_load_local_oob(void);
56void btif_dm_proc_loc_oob(BOOLEAN valid, BT_OCTET16 c, BT_OCTET16 r);
57BOOLEAN btif_dm_proc_rmt_oob(BD_ADDR bd_addr,  BT_OCTET16 p_c, BT_OCTET16 p_r);
58#endif /* BTIF_DM_OOB_TEST */
59#endif /* BTM_OOB_INCLUDED */
60#if (BLE_INCLUDED == TRUE)
61
62typedef struct
63{
64    UINT8       ltk[BT_OCTET16_LEN];
65    UINT8       rand[BT_OCTET8_LEN];
66    UINT16      ediv;
67    UINT8       sec_level;
68    UINT8       key_size;
69}btif_dm_ble_penc_keys_t;
70
71typedef struct
72{
73    UINT32          counter;
74    UINT8           csrk[BT_OCTET16_LEN];
75    UINT8           sec_level;
76}btif_dm_ble_pcsrk_keys_t;
77
78typedef struct
79{
80    UINT16      div;
81    UINT8       key_size;
82    UINT8       sec_level;
83}btif_dm_ble_lenc_keys_t;
84
85typedef struct
86{
87    UINT32          counter;
88    UINT16          div;
89    UINT8           sec_level;
90
91}btif_dm_ble_lcsrk_keys_t;
92
93typedef struct
94{
95    BT_OCTET16          irk;
96    tBLE_ADDR_TYPE      addr_type;
97    BD_ADDR             static_addr;
98}btif_dm_ble_pid_keys_t;
99
100typedef struct
101{
102    BOOLEAN                   is_penc_key_rcvd;
103    btif_dm_ble_penc_keys_t   penc_key;       /* received peer encryption key */
104    BOOLEAN                   is_pcsrk_key_rcvd;
105    btif_dm_ble_pcsrk_keys_t  pcsrk_key;       /* received peer device SRK */
106    BOOLEAN                   is_pid_key_rcvd;
107    btif_dm_ble_pid_keys_t    pid_key;        /* peer device ID key */
108    BOOLEAN                   is_lenc_key_rcvd;
109    btif_dm_ble_lenc_keys_t   lenc_key;       /* local encryption reproduction keys LTK = = d1(ER,DIV,0)*/
110    BOOLEAN                   is_lcsrk_key_rcvd;
111    btif_dm_ble_lcsrk_keys_t  lcsrk_key;      /* local device CSRK = d1(ER,DIV,1)*/
112} btif_dm_ble_cb_t;
113
114#define BTIF_DM_LE_KEY_PENC        BTA_LE_KEY_PENC
115#define BTIF_DM_LE_KEY_PID         BTA_LE_KEY_PID
116#define BTIF_DM_LE_KEY_PCSRK       BTA_LE_KEY_PCSRK
117#define BTIF_DM_LE_KEY_LENC        BTA_LE_KEY_LENC
118#define BTIF_DM_LE_KEY_LID         BTA_LE_KEY_LID
119#define BTIF_DM_LE_KEY_LCSRK       BTA_LE_KEY_LCSRK
120
121#define BTIF_DM_LE_LOCAL_KEY_IR       (1<<0)
122#define BTIF_DM_LE_LOCAL_KEY_IRK      (1<<1)
123#define BTIF_DM_LE_LOCAL_KEY_DHK      (1<<2)
124#define BTIF_DM_LE_LOCAL_KEY_ER       (1<<3)
125
126void btif_dm_load_ble_local_keys(void);
127void btif_dm_get_ble_local_keys(tBTA_DM_BLE_LOCAL_KEY_MASK *p_key_mask, BT_OCTET16 er,
128                                   tBTA_BLE_LOCAL_ID_KEYS *p_id_keys);
129void btif_dm_save_ble_bonding_keys(void);
130void btif_dm_remove_ble_bonding_keys(void);
131void btif_dm_ble_sec_req_evt(tBTA_DM_BLE_SEC_REQ *p_ble_req);
132
133void btif_dm_update_ble_remote_properties( BD_ADDR bd_addr, BD_NAME bd_name,
134                                           tBT_DEVICE_TYPE dev_type);
135
136#endif /* BLE_INCLUDED */
137
138#endif
139