/******************************************************************************
*
* Copyright (c) 2014 The Android Open Source Project
* Copyright (C) 2009-2012 Broadcom Corporation
*
* 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.
*
******************************************************************************/
/************************************************************************************
*
* Filename: btif_storage.c
*
* Description: Stores the local BT adapter and remote device properties in
* NVRAM storage, typically as xml file in the
* mobile's filesystem
*
*
*/
#define LOG_TAG "bt_btif_storage"
#include "btif_storage.h"
#include <alloca.h>
#include <assert.h>
#include <ctype.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
#include "bta_hh_api.h"
#include "btcore/include/bdaddr.h"
#include "btif_api.h"
#include "btif_config.h"
#include "btif_hh.h"
#include "btif_util.h"
#include "bt_common.h"
#include "osi/include/allocator.h"
#include "osi/include/compat.h"
#include "osi/include/config.h"
#include "osi/include/log.h"
#include "osi/include/osi.h"
/************************************************************************************
** Constants & Macros
************************************************************************************/
// TODO(armansito): Find a better way than using a hardcoded path.
#define BTIF_STORAGE_PATH_BLUEDROID "/data/misc/bluedroid"
//#define BTIF_STORAGE_PATH_ADAPTER_INFO "adapter_info"
//#define BTIF_STORAGE_PATH_REMOTE_DEVICES "remote_devices"
#define BTIF_STORAGE_PATH_REMOTE_DEVTIME "Timestamp"
#define BTIF_STORAGE_PATH_REMOTE_DEVCLASS "DevClass"
#define BTIF_STORAGE_PATH_REMOTE_DEVTYPE "DevType"
#define BTIF_STORAGE_PATH_REMOTE_NAME "Name"
#define BTIF_STORAGE_PATH_REMOTE_VER_MFCT "Manufacturer"
#define BTIF_STORAGE_PATH_REMOTE_VER_VER "LmpVer"
#define BTIF_STORAGE_PATH_REMOTE_VER_SUBVER "LmpSubVer"
//#define BTIF_STORAGE_PATH_REMOTE_LINKKEYS "remote_linkkeys"
#define BTIF_STORAGE_PATH_REMOTE_ALIASE "Aliase"
#define BTIF_STORAGE_PATH_REMOTE_SERVICE "Service"
#define BTIF_STORAGE_PATH_REMOTE_HIDINFO "HidInfo"
#define BTIF_STORAGE_KEY_ADAPTER_NAME "Name"
#define BTIF_STORAGE_KEY_ADAPTER_SCANMODE "ScanMode"
#define BTIF_STORAGE_KEY_ADAPTER_DISC_TIMEOUT "DiscoveryTimeout"
/* This is a local property to add a device found */
#define BT_PROPERTY_REMOTE_DEVICE_TIMESTAMP 0xFF
#define BTIF_STORAGE_GET_ADAPTER_PROP(t,v,l,p) \
{p.type=t;p.val=v;p.len=l; btif_storage_get_adapter_property(&p);}
#define BTIF_STORAGE_GET_REMOTE_PROP(b,t,v,l,p) \
{p.type=t;p.val=v;p.len=l;btif_storage_get_remote_device_property(b,&p);}
#define STORAGE_BDADDR_STRING_SZ (18) /* 00:11:22:33:44:55 */
#define STORAGE_UUID_STRING_SIZE (36+1) /* 00001200-0000-1000-8000-00805f9b34fb; */
#define STORAGE_PINLEN_STRING_MAX_SIZE (2) /* ascii pinlen max chars */
#define STORAGE_KEYTYPE_STRING_MAX_SIZE (1) /* ascii keytype max chars */
#define STORAGE_KEY_TYPE_MAX (10)
#define STORAGE_HID_ATRR_MASK_SIZE (4)
#define STORAGE_HID_SUB_CLASS_SIZE (2)
#define STORAGE_HID_APP_ID_SIZE (2)
#define STORAGE_HID_VENDOR_ID_SIZE (4)
#define STORAGE_HID_PRODUCT_ID_SIZE (4)
#define STORAGE_HID_VERSION_SIZE (4)
#define STORAGE_HID_CTRY_CODE_SIZE (2)
#define STORAGE_HID_DESC_LEN_SIZE (4)
#define STORAGE_HID_DESC_MAX_SIZE (2*512)
/* <18 char bd addr> <space> LIST< <36 char uuid> <;> > <keytype (dec)> <pinlen> */
#define BTIF_REMOTE_SERVICES_ENTRY_SIZE_MAX (STORAGE_BDADDR_STRING_SZ + 1 +\
STORAGE_UUID_STRING_SIZE*BT_MAX_NUM_UUIDS + \
STORAGE_PINLEN_STRING_MAX_SIZE +\
STORAGE_KEYTYPE_STRING_MAX_SIZE)
#define STORAGE_REMOTE_LINKKEYS_ENTRY_SIZE (LINK_KEY_LEN*2 + 1 + 2 + 1 + 2)
/* <18 char bd addr> <space>LIST <attr_mask> <space> > <sub_class> <space> <app_id> <space>
<vendor_id> <space> > <product_id> <space> <version> <space>
<ctry_code> <space> > <desc_len> <space> <desc_list> <space> */
#define BTIF_HID_INFO_ENTRY_SIZE_MAX (STORAGE_BDADDR_STRING_SZ + 1 +\
STORAGE_HID_ATRR_MASK_SIZE + 1 +\
STORAGE_HID_SUB_CLASS_SIZE + 1 +\
STORAGE_HID_APP_ID_SIZE+ 1 +\
STORAGE_HID_VENDOR_ID_SIZE+ 1 +\
STORAGE_HID_PRODUCT_ID_SIZE+ 1 +\
STORAGE_HID_VERSION_SIZE+ 1 +\
STORAGE_HID_CTRY_CODE_SIZE+ 1 +\
STORAGE_HID_DESC_LEN_SIZE+ 1 +\
STORAGE_HID_DESC_MAX_SIZE+ 1 )
/* currently remote services is the potentially largest entry */
#define BTIF_STORAGE_MAX_LINE_SZ BTIF_REMOTE_SERVICES_ENTRY_SIZE_MAX
/* check against unv max entry size at compile time */
#if (BTIF_STORAGE_ENTRY_MAX_SIZE > UNV_MAXLINE_LENGTH)
#error "btif storage entry size exceeds unv max line size"
#endif
#define BTIF_STORAGE_HL_APP "hl_app"
#define BTIF_STORAGE_HL_APP_CB "hl_app_cb"
#define BTIF_STORAGE_HL_APP_DATA "hl_app_data_"
#define BTIF_STORAGE_HL_APP_MDL_DATA "hl_app_mdl_data_"
/************************************************************************************
** Local type definitions
************************************************************************************/
typedef struct
{
uint32_t num_devices;
bt_bdaddr_t devices[BTM_SEC_MAX_DEVICE_RECORDS];
} btif_bonded_devices_t;
/************************************************************************************
** External variables
************************************************************************************/
extern UINT16 bta_service_id_to_uuid_lkup_tbl [BTA_MAX_SERVICE_ID];
extern bt_bdaddr_t btif_local_bd_addr;
/************************************************************************************
** External functions
************************************************************************************/
extern void btif_gatts_add_bonded_dev_from_nv(BD_ADDR bda);
/************************************************************************************
** Internal Functions
************************************************************************************/
static bt_status_t btif_in_fetch_bonded_ble_device(const char *remote_bd_addr,int add,
btif_bonded_devices_t *p_bonded_devices);
static bt_status_t btif_in_fetch_bonded_device(const char *bdstr);
/************************************************************************************
** Static functions
************************************************************************************/
static int prop2cfg(bt_bdaddr_t *remote_bd_addr, bt_property_t *prop)
{
bdstr_t bdstr = {0};
if(remote_bd_addr)
bdaddr_to_string(remote_bd_addr, bdstr, sizeof(bdstr));
BTIF_TRACE_DEBUG("in, bd addr:%s, prop type:%d, len:%d", bdstr, prop->type, prop->len);
char value[1024];
if(prop->len <= 0 || prop->len > (int)sizeof(value) - 1)
{
BTIF_TRACE_ERROR("property type:%d, len:%d is invalid", prop->type, prop->len);
return FALSE;
}
switch(prop->type)
{
case BT_PROPERTY_REMOTE_DEVICE_TIMESTAMP:
btif_config_set_int(bdstr,
BTIF_STORAGE_PATH_REMOTE_DEVTIME, (int)time(NULL));
break;
case BT_PROPERTY_BDNAME:
strncpy(value, (char*)prop->val, prop->len);
value[prop->len]='\0';
if(remote_bd_addr)
btif_config_set_str(bdstr,
BTIF_STORAGE_PATH_REMOTE_NAME, value);
else btif_config_set_str("Adapter",
BTIF_STORAGE_KEY_ADAPTER_NAME, value);
break;
case BT_PROPERTY_REMOTE_FRIENDLY_NAME:
strncpy(value, (char*)prop->val, prop->len);
value[prop->len]='\0';
btif_config_set_str(bdstr, BTIF_STORAGE_PATH_REMOTE_ALIASE, value);
break;
case BT_PROPERTY_ADAPTER_SCAN_MODE:
btif_config_set_int("Adapter",
BTIF_STORAGE_KEY_ADAPTER_SCANMODE, *(int*)prop->val);
break;
case BT_PROPERTY_ADAPTER_DISCOVERY_TIMEOUT:
btif_config_set_int("Adapter",
BTIF_STORAGE_KEY_ADAPTER_DISC_TIMEOUT, *(int*)prop->val);
break;
case BT_PROPERTY_CLASS_OF_DEVICE:
btif_config_set_int(bdstr,
BTIF_STORAGE_PATH_REMOTE_DEVCLASS, *(int*)prop->val);
break;
case BT_PROPERTY_TYPE_OF_DEVICE:
btif_config_set_int(bdstr,
BTIF_STORAGE_PATH_REMOTE_DEVTYPE, *(int*)prop->val);
break;
case BT_PROPERTY_UUIDS:
{
uint32_t i;
char buf[64];
value[0] = 0;
for (i=0; i < (prop->len)/sizeof(bt_uuid_t); i++)
{
bt_uuid_t *p_uuid = (bt_uuid_t*)prop->val + i;
memset(buf, 0, sizeof(buf));
uuid_to_string_legacy(p_uuid, buf);
strcat(value, buf);
//strcat(value, ";");
strcat(value, " ");
}
btif_config_set_str(bdstr, BTIF_STORAGE_PATH_REMOTE_SERVICE, value);
break;
}
case BT_PROPERTY_REMOTE_VERSION_INFO:
{
bt_remote_version_t *info = (bt_remote_version_t *)prop->val;
if (!info)
return FALSE;
btif_config_set_int(bdstr,
BTIF_STORAGE_PATH_REMOTE_VER_MFCT, info->manufacturer);
btif_config_set_int(bdstr,
BTIF_STORAGE_PATH_REMOTE_VER_VER, info->version);
btif_config_set_int(bdstr,
BTIF_STORAGE_PATH_REMOTE_VER_SUBVER, info->sub_ver);
} break;
default:
BTIF_TRACE_ERROR("Unknown prop type:%d", prop->type);
return FALSE;
}
/* save changes if the device was bonded */
if (btif_in_fetch_bonded_device(bdstr) == BT_STATUS_SUCCESS) {
btif_config_save();
}
return TRUE;
}
static int cfg2prop(bt_bdaddr_t *remote_bd_addr, bt_property_t *prop)
{
bdstr_t bdstr = {0};
if(remote_bd_addr)
bdaddr_to_string(remote_bd_addr, bdstr, sizeof(bdstr));
BTIF_TRACE_DEBUG("in, bd addr:%s, prop type:%d, len:%d", bdstr, prop->type, prop->len);
if(prop->len <= 0)
{
BTIF_TRACE_ERROR("property type:%d, len:%d is invalid", prop->type, prop->len);
return FALSE;
}
int ret = FALSE;
switch(prop->type)
{
case BT_PROPERTY_REMOTE_DEVICE_TIMESTAMP:
if(prop->len >= (int)sizeof(int))
ret = btif_config_get_int(bdstr,
BTIF_STORAGE_PATH_REMOTE_DEVTIME, (int*)prop->val);
break;
case BT_PROPERTY_BDNAME:
{
int len = prop->len;
if(remote_bd_addr)
ret = btif_config_get_str(bdstr,
BTIF_STORAGE_PATH_REMOTE_NAME, (char*)prop->val, &len);
else ret = btif_config_get_str("Adapter",
BTIF_STORAGE_KEY_ADAPTER_NAME, (char*)prop->val, &len);
if(ret && len && len <= prop->len)
prop->len = len - 1;
else
{
prop->len = 0;
ret = FALSE;
}
break;
}
case BT_PROPERTY_REMOTE_FRIENDLY_NAME:
{
int len = prop->len;
ret = btif_config_get_str(bdstr,
BTIF_STORAGE_PATH_REMOTE_ALIASE, (char*)prop->val, &len);
if(ret && len && len <= prop->len)
prop->len = len - 1;
else
{
prop->len = 0;
ret = FALSE;
}
break;
}
case BT_PROPERTY_ADAPTER_SCAN_MODE:
if(prop->len >= (int)sizeof(int))
ret = btif_config_get_int("Adapter",
BTIF_STORAGE_KEY_ADAPTER_SCANMODE, (int*)prop->val);
break;
case BT_PROPERTY_ADAPTER_DISCOVERY_TIMEOUT:
if(prop->len >= (int)sizeof(int))
ret = btif_config_get_int("Adapter",
BTIF_STORAGE_KEY_ADAPTER_DISC_TIMEOUT, (int*)prop->val);
break;
case BT_PROPERTY_CLASS_OF_DEVICE:
if(prop->len >= (int)sizeof(int))
ret = btif_config_get_int(bdstr,
BTIF_STORAGE_PATH_REMOTE_DEVCLASS, (int*)prop->val);
break;
case BT_PROPERTY_TYPE_OF_DEVICE:
if(prop->len >= (int)sizeof(int))
ret = btif_config_get_int(bdstr, BTIF_STORAGE_PATH_REMOTE_DEVTYPE, (int*)prop->val);
break;
case BT_PROPERTY_UUIDS:
{
char value[1280];
int size = sizeof(value);
if(btif_config_get_str(bdstr,
BTIF_STORAGE_PATH_REMOTE_SERVICE, value, &size))
{
bt_uuid_t *p_uuid = (bt_uuid_t*)prop->val;
size_t num_uuids = btif_split_uuids_string(value, p_uuid, BT_MAX_NUM_UUIDS);
prop->len = num_uuids * sizeof(bt_uuid_t);
ret = TRUE;
}
else
{
prop->val = NULL;
prop->len = 0;
}
} break;
case BT_PROPERTY_REMOTE_VERSION_INFO:
{
bt_remote_version_t *info = (bt_remote_version_t *)prop->val;
if(prop->len >= (int)sizeof(bt_remote_version_t))
{
ret = btif_config_get_int(bdstr,
BTIF_STORAGE_PATH_REMOTE_VER_MFCT, &info->manufacturer);
if (ret == TRUE)
ret = btif_config_get_int(bdstr,
BTIF_STORAGE_PATH_REMOTE_VER_VER, &info->version);
if (ret == TRUE)
ret = btif_config_get_int(bdstr,
BTIF_STORAGE_PATH_REMOTE_VER_SUBVER, &info->sub_ver);
}
} break;
default:
BTIF_TRACE_ERROR("Unknow prop type:%d", prop->type);
return FALSE;
}
return ret;
}
/*******************************************************************************
**
** Function btif_in_fetch_bonded_devices
**
** Description Internal helper function to fetch the bonded devices
** from NVRAM
**
** Returns BT_STATUS_SUCCESS if successful, BT_STATUS_FAIL otherwise
**
*******************************************************************************/
static bt_status_t btif_in_fetch_bonded_device(const char *bdstr)
{
BOOLEAN bt_linkkey_file_found=FALSE;
LINK_KEY link_key;
size_t size = sizeof(link_key);
if(btif_config_get_bin(bdstr, "LinkKey", (uint8_t *)link_key, &size))
{
int linkkey_type;
if(btif_config_get_int(bdstr, "LinkKeyType", &linkkey_type))
{
bt_linkkey_file_found = TRUE;
}
else
{
bt_linkkey_file_found = FALSE;
}
}
#if (BLE_INCLUDED == TRUE)
if((btif_in_fetch_bonded_ble_device(bdstr, FALSE, NULL) != BT_STATUS_SUCCESS)
&& (!bt_linkkey_file_found))
{
BTIF_TRACE_DEBUG("Remote device:%s, no link key or ble key found", bdstr);
return BT_STATUS_FAIL;
}
#else
if((!bt_linkkey_file_found))
{
BTIF_TRACE_DEBUG("Remote device:%s, no link key found", bdstr);
return BT_STATUS_FAIL;
}
#endif
return BT_STATUS_SUCCESS;
}
/*******************************************************************************
**
** Function btif_in_fetch_bonded_devices
**
** Description Internal helper function to fetch the bonded devices
** from NVRAM
**
** Returns BT_STATUS_SUCCESS if successful, BT_STATUS_FAIL otherwise
**
*******************************************************************************/
static bt_status_t btif_in_fetch_bonded_devices(btif_bonded_devices_t *p_bonded_devices, int add)
{
memset(p_bonded_devices, 0, sizeof(btif_bonded_devices_t));
BOOLEAN bt_linkkey_file_found=FALSE;
int device_type;
for (const btif_config_section_iter_t *iter = btif_config_section_begin(); iter != btif_config_section_end(); iter = btif_config_section_next(iter)) {
const char *name = btif_config_section_name(iter);
if (!string_is_bdaddr(name))
continue;
BTIF_TRACE_DEBUG("Remote device:%s", name);
LINK_KEY link_key;
size_t size = sizeof(link_key);
if (btif_config_get_bin(name, "LinkKey", link_key, &size)) {
int linkkey_type;
if (btif_config_get_int(name, "LinkKeyType", &linkkey_type)) {
bt_bdaddr_t bd_addr;
string_to_bdaddr(name, &bd_addr);
if (add) {
DEV_CLASS dev_class = {0, 0, 0};
int cod;
int pin_length = 0;
if (btif_config_get_int(name, "DevClass", &cod))
uint2devclass((UINT32)cod, dev_class);
btif_config_get_int(name, "PinLength", &pin_length);
BTA_DmAddDevice(bd_addr.address, dev_class, link_key, 0, 0,
(UINT8)linkkey_type, 0, pin_length);
#if BLE_INCLUDED == TRUE
if (btif_config_get_int(name, "DevType", &device_type) &&
(device_type == BT_DEVICE_TYPE_DUMO) ) {
btif_gatts_add_bonded_dev_from_nv(bd_addr.address);
}
#endif
}
bt_linkkey_file_found = TRUE;
memcpy(&p_bonded_devices->devices[p_bonded_devices->num_devices++], &bd_addr, sizeof(bt_bdaddr_t));
} else {
#if (BLE_INCLUDED == TRUE)
bt_linkkey_file_found = FALSE;
#else
BTIF_TRACE_ERROR("bounded device:%s, LinkKeyType or PinLength is invalid", name);
#endif
}
}
#if (BLE_INCLUDED == TRUE)
if (!btif_in_fetch_bonded_ble_device(name, add, p_bonded_devices) &&
!bt_linkkey_file_found) {
BTIF_TRACE_DEBUG("Remote device:%s, no link key or ble key found", name);
}
#else
if(!bt_linkkey_file_found)
BTIF_TRACE_DEBUG("Remote device:%s, no link key", name);
#endif
}
return BT_STATUS_SUCCESS;
}
static void btif_read_le_key(const uint8_t key_type, const size_t key_len, bt_bdaddr_t bd_addr,
const uint8_t addr_type, const bool add_key, bool *device_added, bool *key_found)
{
assert(device_added);
assert(key_found);
char buffer[100];
memset(buffer, 0, sizeof(buffer));
if (btif_storage_get_ble_bonding_key(&bd_addr, key_type, buffer, key_len) == BT_STATUS_SUCCESS)
{
if (add_key)
{
BD_ADDR bta_bd_addr;
bdcpy(bta_bd_addr, bd_addr.address);
if (!*device_added)
{
BTA_DmAddBleDevice(bta_bd_addr, addr_type, BT_DEVICE_TYPE_BLE);
*device_added = true;
}
char bd_str[20] = {0};
BTIF_TRACE_DEBUG("%s() Adding key type %d for %s", __func__,
key_type, bdaddr_to_string(&bd_addr, bd_str, sizeof(bd_str)));
BTA_DmAddBleKey(bta_bd_addr, (tBTA_LE_KEY_VALUE *)buffer, key_type);
}
*key_found = true;
}
}
/*******************************************************************************
* Functions
*
* Functions are synchronous and can be called by both from internal modules
* such as BTIF_DM and by external entiries from HAL via BTIF_context_switch.
* For OUT parameters, the caller is expected to provide the memory.
* Caller is expected to provide a valid pointer to 'property->value' based on
* the property->type.
*******************************************************************************/
/*******************************************************************************
**
** Function btif_split_uuids_string
**
** Description Internal helper function to split the string of UUIDs
** read from the NVRAM to an array
**
** Returns Number of UUIDs parsed from the supplied string
**
*******************************************************************************/
size_t btif_split_uuids_string(const char *str, bt_uuid_t *p_uuid, size_t max_uuids)
{
assert(str);
assert(p_uuid);
size_t num_uuids = 0;
while (str && num_uuids < max_uuids)
{
bool rc = string_to_uuid(str, p_uuid++);
if (!rc) break;
num_uuids++;
str = strchr(str, ' ');
if (str) str++;
}
return num_uuids;
}
/*******************************************************************************
**
** Function btif_storage_get_adapter_property
**
** Description BTIF storage API - Fetches the adapter property->type
** from NVRAM and fills property->val.
** Caller should provide memory for property->val and
** set the property->val
**
** Returns BT_STATUS_SUCCESS if the fetch was successful,
** BT_STATUS_FAIL otherwise
**
*******************************************************************************/
bt_status_t btif_storage_get_adapter_property(bt_property_t *property)
{
/* Special handling for adapter BD_ADDR and BONDED_DEVICES */
if (property->type == BT_PROPERTY_BDADDR)
{
bt_bdaddr_t *bd_addr = (bt_bdaddr_t*)property->val;
/* This has been cached in btif. Just fetch it from there */
memcpy(bd_addr, &btif_local_bd_addr, sizeof(bt_bdaddr_t));
property->len = sizeof(bt_bdaddr_t);
return BT_STATUS_SUCCESS;
}
else if (property->type == BT_PROPERTY_ADAPTER_BONDED_DEVICES)
{
btif_bonded_devices_t bonded_devices;
btif_in_fetch_bonded_devices(&bonded_devices, 0);
BTIF_TRACE_DEBUG("%s: Number of bonded devices: %d Property:BT_PROPERTY_ADAPTER_BONDED_DEVICES", __FUNCTION__, bonded_devices.num_devices);
if (bonded_devices.num_devices > 0)
{
property->len = bonded_devices.num_devices * sizeof(bt_bdaddr_t);
memcpy(property->val, bonded_devices.devices, property->len);
}
/* if there are no bonded_devices, then length shall be 0 */
return BT_STATUS_SUCCESS;
}
else if (property->type == BT_PROPERTY_UUIDS)
{
/* publish list of local supported services */
bt_uuid_t *p_uuid = (bt_uuid_t*)property->val;
uint32_t num_uuids = 0;
uint32_t i;
tBTA_SERVICE_MASK service_mask = btif_get_enabled_services_mask();
LOG_INFO(LOG_TAG, "%s service_mask:0x%x", __FUNCTION__, service_mask);
for (i=0; i < BTA_MAX_SERVICE_ID; i++)
{
/* This should eventually become a function when more services are enabled */
if (service_mask
&(tBTA_SERVICE_MASK)(1 << i))
{
switch (i)
{
case BTA_HFP_SERVICE_ID:
{
uuid16_to_uuid128(UUID_SERVCLASS_AG_HANDSFREE,
p_uuid+num_uuids);
num_uuids++;
}
/* intentional fall through: Send both BFP & HSP UUIDs if HFP is enabled */
case BTA_HSP_SERVICE_ID:
{
uuid16_to_uuid128(UUID_SERVCLASS_HEADSET_AUDIO_GATEWAY,
p_uuid+num_uuids);
num_uuids++;
}break;
case BTA_A2DP_SOURCE_SERVICE_ID:
{
uuid16_to_uuid128(UUID_SERVCLASS_AUDIO_SOURCE,
p_uuid+num_uuids);
num_uuids++;
}break;
case BTA_A2DP_SINK_SERVICE_ID:
{
uuid16_to_uuid128(UUID_SERVCLASS_AUDIO_SINK,
p_uuid+num_uuids);
num_uuids++;
}break;
case BTA_HFP_HS_SERVICE_ID:
{
uuid16_to_uuid128(UUID_SERVCLASS_HF_HANDSFREE,
p_uuid+num_uuids);
num_uuids++;
}break;
}
}
}
property->len = (num_uuids)*sizeof(bt_uuid_t);
return BT_STATUS_SUCCESS;
}
/* fall through for other properties */
if(!cfg2prop(NULL, property))
{
return btif_dm_get_adapter_property(property);
}
return BT_STATUS_SUCCESS;
}
/*******************************************************************************
**
** Function btif_storage_set_adapter_property
**
** Description BTIF storage API - Stores the adapter property
** to NVRAM
**
** Returns BT_STATUS_SUCCESS if the store was successful,
** BT_STATUS_FAIL otherwise
**
*******************************************************************************/
bt_status_t btif_storage_set_adapter_property(bt_property_t *property)
{
return prop2cfg(NULL, property) ? BT_STATUS_SUCCESS : BT_STATUS_FAIL;
}
/*******************************************************************************
**
** Function btif_storage_get_remote_device_property
**
** Description BTIF storage API - Fetches the remote device property->type
** from NVRAM and fills property->val.
** Caller should provide memory for property->val and
** set the property->val
**
** Returns BT_STATUS_SUCCESS if the fetch was successful,
** BT_STATUS_FAIL otherwise
**
*******************************************************************************/
bt_status_t btif_storage_get_remote_device_property(bt_bdaddr_t *remote_bd_addr,
bt_property_t *property)
{
return cfg2prop(remote_bd_addr, property) ? BT_STATUS_SUCCESS : BT_STATUS_FAIL;
}
/*******************************************************************************
**
** Function btif_storage_set_remote_device_property
**
** Description BTIF storage API - Stores the remote device property
** to NVRAM
**
** Returns BT_STATUS_SUCCESS if the store was successful,
** BT_STATUS_FAIL otherwise
**
*******************************************************************************/
bt_status_t btif_storage_set_remote_device_property(bt_bdaddr_t *remote_bd_addr,
bt_property_t *property)
{
return prop2cfg(remote_bd_addr, property) ? BT_STATUS_SUCCESS : BT_STATUS_FAIL;
}
/*******************************************************************************
**
** Function btif_storage_add_remote_device
**
** Description BTIF storage API - Adds a newly discovered device to NVRAM
** along with the timestamp. Also, stores the various
** properties - RSSI, BDADDR, NAME (if found in EIR)
**
** Returns BT_STATUS_SUCCESS if the store was successful,
** BT_STATUS_FAIL otherwise
**
*******************************************************************************/
bt_status_t btif_storage_add_remote_device(bt_bdaddr_t *remote_bd_addr,
uint32_t num_properties,
bt_property_t *properties)
{
uint32_t i = 0;
/* TODO: If writing a property, fails do we go back undo the earlier
* written properties? */
for (i=0; i < num_properties; i++)
{
/* Ignore the RSSI as this is not stored in DB */
if (properties[i].type == BT_PROPERTY_REMOTE_RSSI)
continue;
/* BD_ADDR for remote device needs special handling as we also store timestamp */
if (properties[i].type == BT_PROPERTY_BDADDR)
{
bt_property_t addr_prop;
memcpy(&addr_prop, &properties[i], sizeof(bt_property_t));
addr_prop.type = BT_PROPERTY_REMOTE_DEVICE_TIMESTAMP;
btif_storage_set_remote_device_property(remote_bd_addr,
&addr_prop);
}
else
{
btif_storage_set_remote_device_property(remote_bd_addr,
&properties[i]);
}
}
return BT_STATUS_SUCCESS;
}
/*******************************************************************************
**
** Function btif_storage_add_bonded_device
**
** Description BTIF storage API - Adds the newly bonded device to NVRAM
** along with the link-key, Key type and Pin key length
**
** Returns BT_STATUS_SUCCESS if the store was successful,
** BT_STATUS_FAIL otherwise
**
*******************************************************************************/
bt_status_t btif_storage_add_bonded_device(bt_bdaddr_t *remote_bd_addr,
LINK_KEY link_key,
uint8_t key_type,
uint8_t pin_length)
{
bdstr_t bdstr;
bdaddr_to_string(remote_bd_addr, bdstr, sizeof(bdstr));
int ret = btif_config_set_int(bdstr, "LinkKeyType", (int)key_type);
ret &= btif_config_set_int(bdstr, "PinLength", (int)pin_length);
ret &= btif_config_set_bin(bdstr, "LinkKey", link_key, sizeof(LINK_KEY));
if (is_restricted_mode()) {
BTIF_TRACE_WARNING("%s: '%s' pairing will be removed if unrestricted",
__func__, bdstr);
btif_config_set_int(bdstr, "Restricted", 1);
}
/* write bonded info immediately */
btif_config_flush();
return ret ? BT_STATUS_SUCCESS : BT_STATUS_FAIL;
}
/*******************************************************************************
**
** Function btif_storage_remove_bonded_device
**
** Description BTIF storage API - Deletes the bonded device from NVRAM
**
** Returns BT_STATUS_SUCCESS if the deletion was successful,
** BT_STATUS_FAIL otherwise
**
*******************************************************************************/
bt_status_t btif_storage_remove_bonded_device(bt_bdaddr_t *remote_bd_addr)
{
bdstr_t bdstr;
bdaddr_to_string(remote_bd_addr, bdstr, sizeof(bdstr));
BTIF_TRACE_DEBUG("in bd addr:%s", bdstr);
#if (defined(BLE_INCLUDED) && (BLE_INCLUDED == TRUE))
btif_storage_remove_ble_bonding_keys(remote_bd_addr);
#endif
int ret = 1;
if(btif_config_exist(bdstr, "LinkKeyType"))
ret &= btif_config_remove(bdstr, "LinkKeyType");
if(btif_config_exist(bdstr, "PinLength"))
ret &= btif_config_remove(bdstr, "PinLength");
if(btif_config_exist(bdstr, "LinkKey"))
ret &= btif_config_remove(bdstr, "LinkKey");
/* write bonded info immediately */
btif_config_flush();
return ret ? BT_STATUS_SUCCESS : BT_STATUS_FAIL;
}
/*******************************************************************************
**
** Function btif_storage_load_bonded_devices
**
** Description BTIF storage API - Loads all the bonded devices from NVRAM
** and adds to the BTA.
** Additionally, this API also invokes the adaper_properties_cb
** and remote_device_properties_cb for each of the bonded devices.
**
** Returns BT_STATUS_SUCCESS if successful, BT_STATUS_FAIL otherwise
**
*******************************************************************************/
bt_status_t btif_storage_load_bonded_devices(void)
{
btif_bonded_devices_t bonded_devices;
uint32_t i = 0;
bt_property_t adapter_props[6];
uint32_t num_props = 0;
bt_property_t remote_properties[8];
bt_bdaddr_t addr;
bt_bdname_t name, alias;
bt_scan_mode_t mode;
uint32_t disc_timeout;
bt_uuid_t local_uuids[BT_MAX_NUM_UUIDS];
bt_uuid_t remote_uuids[BT_MAX_NUM_UUIDS];
btif_in_fetch_bonded_devices(&bonded_devices, 1);
/* Now send the adapter_properties_cb with all adapter_properties */
{
memset(adapter_props, 0, sizeof(adapter_props));
/* BD_ADDR */
BTIF_STORAGE_GET_ADAPTER_PROP(BT_PROPERTY_BDADDR, &addr, sizeof(addr),
adapter_props[num_props]);
num_props++;
/* BD_NAME */
BTIF_STORAGE_GET_ADAPTER_PROP(BT_PROPERTY_BDNAME, &name, sizeof(name),
adapter_props[num_props]);
num_props++;
/* SCAN_MODE */
/* TODO: At the time of BT on, always report the scan mode as 0 irrespective
of the scan_mode during the previous enable cycle.
This needs to be re-visited as part of the app/stack enable sequence
synchronization */
mode = BT_SCAN_MODE_NONE;
adapter_props[num_props].type = BT_PROPERTY_ADAPTER_SCAN_MODE;
adapter_props[num_props].len = sizeof(mode);
adapter_props[num_props].val = &mode;
num_props++;
/* DISC_TIMEOUT */
BTIF_STORAGE_GET_ADAPTER_PROP(BT_PROPERTY_ADAPTER_DISCOVERY_TIMEOUT,
&disc_timeout, sizeof(disc_timeout),
adapter_props[num_props]);
num_props++;
/* BONDED_DEVICES */
bt_bdaddr_t *devices_list =
(bt_bdaddr_t *)osi_malloc(sizeof(bt_bdaddr_t) * bonded_devices.num_devices);
adapter_props[num_props].type = BT_PROPERTY_ADAPTER_BONDED_DEVICES;
adapter_props[num_props].len = bonded_devices.num_devices * sizeof(bt_bdaddr_t);
adapter_props[num_props].val = devices_list;
for (i=0; i < bonded_devices.num_devices; i++)
{
memcpy(devices_list + i, &bonded_devices.devices[i], sizeof(bt_bdaddr_t));
}
num_props++;
/* LOCAL UUIDs */
BTIF_STORAGE_GET_ADAPTER_PROP(BT_PROPERTY_UUIDS,
local_uuids, sizeof(local_uuids),
adapter_props[num_props]);
num_props++;
btif_adapter_properties_evt(BT_STATUS_SUCCESS, num_props, adapter_props);
osi_free(devices_list);
}
BTIF_TRACE_EVENT("%s: %d bonded devices found", __FUNCTION__, bonded_devices.num_devices);
{
for (i = 0; i < bonded_devices.num_devices; i++)
{
bt_bdaddr_t *p_remote_addr;
/*
* TODO: improve handling of missing fields in NVRAM.
*/
uint32_t cod = 0;
uint32_t devtype = 0;
num_props = 0;
p_remote_addr = &bonded_devices.devices[i];
memset(remote_properties, 0, sizeof(remote_properties));
BTIF_STORAGE_GET_REMOTE_PROP(p_remote_addr, BT_PROPERTY_BDNAME,
&name, sizeof(name),
remote_properties[num_props]);
num_props++;
BTIF_STORAGE_GET_REMOTE_PROP(p_remote_addr, BT_PROPERTY_REMOTE_FRIENDLY_NAME,
&alias, sizeof(alias),
remote_properties[num_props]);
num_props++;
BTIF_STORAGE_GET_REMOTE_PROP(p_remote_addr, BT_PROPERTY_CLASS_OF_DEVICE,
&cod, sizeof(cod),
remote_properties[num_props]);
num_props++;
BTIF_STORAGE_GET_REMOTE_PROP(p_remote_addr, BT_PROPERTY_TYPE_OF_DEVICE,
&devtype, sizeof(devtype),
remote_properties[num_props]);
num_props++;
BTIF_STORAGE_GET_REMOTE_PROP(p_remote_addr, BT_PROPERTY_UUIDS,
remote_uuids, sizeof(remote_uuids),
remote_properties[num_props]);
num_props++;
btif_remote_properties_evt(BT_STATUS_SUCCESS, p_remote_addr,
num_props, remote_properties);
}
}
return BT_STATUS_SUCCESS;
}
#if (BLE_INCLUDED == TRUE)
/*******************************************************************************
**
** Function btif_storage_add_ble_bonding_key
**
** Description BTIF storage API - Adds the newly bonded device to NVRAM
** along with the ble-key, Key type and Pin key length
**
** Returns BT_STATUS_SUCCESS if the store was successful,
** BT_STATUS_FAIL otherwise
**
*******************************************************************************/
bt_status_t btif_storage_add_ble_bonding_key(bt_bdaddr_t *remote_bd_addr,
char *key,
UINT8 key_type,
UINT8 key_length)
{
bdstr_t bdstr;
bdaddr_to_string(remote_bd_addr, bdstr, sizeof(bdstr));
const char* name;
switch(key_type)
{
case BTIF_DM_LE_KEY_PENC:
name = "LE_KEY_PENC";
break;
case BTIF_DM_LE_KEY_PID:
name = "LE_KEY_PID";
break;
case BTIF_DM_LE_KEY_PCSRK:
name = "LE_KEY_PCSRK";
break;
case BTIF_DM_LE_KEY_LENC:
name = "LE_KEY_LENC";
break;
case BTIF_DM_LE_KEY_LCSRK:
name = "LE_KEY_LCSRK";
break;
case BTIF_DM_LE_KEY_LID:
name = "LE_KEY_LID";
break;
default:
return BT_STATUS_FAIL;
}
int ret = btif_config_set_bin(bdstr, name, (const uint8_t *)key, key_length);
btif_config_save();
return ret ? BT_STATUS_SUCCESS : BT_STATUS_FAIL;
}
/*******************************************************************************
**
** Function btif_storage_get_ble_bonding_key
**
** Description
**
** Returns BT_STATUS_SUCCESS if the fetch was successful,
** BT_STATUS_FAIL otherwise
**
*******************************************************************************/
bt_status_t btif_storage_get_ble_bonding_key(bt_bdaddr_t *remote_bd_addr,
UINT8 key_type,
char *key_value,
int key_length)
{
bdstr_t bdstr;
bdaddr_to_string(remote_bd_addr, bdstr, sizeof(bdstr));
const char* name;
switch(key_type)
{
case BTIF_DM_LE_KEY_PENC:
name = "LE_KEY_PENC";
break;
case BTIF_DM_LE_KEY_PID:
name = "LE_KEY_PID";
break;
case BTIF_DM_LE_KEY_PCSRK:
name = "LE_KEY_PCSRK";
break;
case BTIF_DM_LE_KEY_LENC:
name = "LE_KEY_LENC";
break;
case BTIF_DM_LE_KEY_LCSRK:
name = "LE_KEY_LCSRK";
break;
case BTIF_DM_LE_KEY_LID:
name = "LE_KEY_LID";
default:
return BT_STATUS_FAIL;
}
size_t length = key_length;
int ret = btif_config_get_bin(bdstr, name, (uint8_t *)key_value, &length);
return ret ? BT_STATUS_SUCCESS : BT_STATUS_FAIL;
}
/*******************************************************************************
**
** Function btif_storage_remove_ble_keys
**
** Description BTIF storage API - Deletes the bonded device from NVRAM
**
** Returns BT_STATUS_SUCCESS if the deletion was successful,
** BT_STATUS_FAIL otherwise
**
*******************************************************************************/
bt_status_t btif_storage_remove_ble_bonding_keys(bt_bdaddr_t *remote_bd_addr)
{
bdstr_t bdstr;
bdaddr_to_string(remote_bd_addr, bdstr, sizeof(bdstr));
BTIF_TRACE_DEBUG(" %s in bd addr:%s",__FUNCTION__, bdstr);
int ret = 1;
if(btif_config_exist(bdstr, "LE_KEY_PENC"))
ret &= btif_config_remove(bdstr, "LE_KEY_PENC");
if(btif_config_exist(bdstr, "LE_KEY_PID"))
ret &= btif_config_remove(bdstr, "LE_KEY_PID");
if(btif_config_exist(bdstr, "LE_KEY_PCSRK"))
ret &= btif_config_remove(bdstr, "LE_KEY_PCSRK");
if(btif_config_exist(bdstr, "LE_KEY_LENC"))
ret &= btif_config_remove(bdstr, "LE_KEY_LENC");
if(btif_config_exist(bdstr, "LE_KEY_LCSRK"))
ret &= btif_config_remove(bdstr, "LE_KEY_LCSRK");
btif_config_save();
return ret ? BT_STATUS_SUCCESS : BT_STATUS_FAIL;
}
/*******************************************************************************
**
** Function btif_storage_add_ble_local_key
**
** Description BTIF storage API - Adds the ble key to NVRAM
**
** Returns BT_STATUS_SUCCESS if the store was successful,
** BT_STATUS_FAIL otherwise
**
*******************************************************************************/
bt_status_t btif_storage_add_ble_local_key(char *key,
uint8_t key_type,
uint8_t key_length)
{
const char* name;
switch(key_type)
{
case BTIF_DM_LE_LOCAL_KEY_IR:
name = "LE_LOCAL_KEY_IR";
break;
case BTIF_DM_LE_LOCAL_KEY_IRK:
name = "LE_LOCAL_KEY_IRK";
break;
case BTIF_DM_LE_LOCAL_KEY_DHK:
name = "LE_LOCAL_KEY_DHK";
break;
case BTIF_DM_LE_LOCAL_KEY_ER:
name = "LE_LOCAL_KEY_ER";
break;
default:
return BT_STATUS_FAIL;
}
int ret = btif_config_set_bin("Adapter", name, (const uint8_t *)key, key_length);
btif_config_save();
return ret ? BT_STATUS_SUCCESS : BT_STATUS_FAIL;
}
/*******************************************************************************
**
** Function btif_storage_get_ble_local_key
**
** Description
**
** Returns BT_STATUS_SUCCESS if the fetch was successful,
** BT_STATUS_FAIL otherwise
**
*******************************************************************************/
bt_status_t btif_storage_get_ble_local_key(UINT8 key_type,
char *key_value,
int key_length)
{
const char* name;
switch(key_type)
{
case BTIF_DM_LE_LOCAL_KEY_IR:
name = "LE_LOCAL_KEY_IR";
break;
case BTIF_DM_LE_LOCAL_KEY_IRK:
name = "LE_LOCAL_KEY_IRK";
break;
case BTIF_DM_LE_LOCAL_KEY_DHK:
name = "LE_LOCAL_KEY_DHK";
break;
case BTIF_DM_LE_LOCAL_KEY_ER:
name = "LE_LOCAL_KEY_ER";
break;
default:
return BT_STATUS_FAIL;
}
size_t length = key_length;
int ret = btif_config_get_bin("Adapter", name, (uint8_t *)key_value, &length);
return ret ? BT_STATUS_SUCCESS : BT_STATUS_FAIL;
}
/*******************************************************************************
**
** Function btif_storage_remove_ble_local_keys
**
** Description BTIF storage API - Deletes the bonded device from NVRAM
**
** Returns BT_STATUS_SUCCESS if the deletion was successful,
** BT_STATUS_FAIL otherwise
**
*******************************************************************************/
bt_status_t btif_storage_remove_ble_local_keys(void)
{
int ret = 1;
if(btif_config_exist("Adapter", "LE_LOCAL_KEY_IR"))
ret &= btif_config_remove("Adapter", "LE_LOCAL_KEY_IR");
if(btif_config_exist("Adapter", "LE_LOCAL_KEY_IRK"))
ret &= btif_config_remove("Adapter", "LE_LOCAL_KEY_IRK");
if(btif_config_exist("Adapter", "LE_LOCAL_KEY_DHK"))
ret &= btif_config_remove("Adapter", "LE_LOCAL_KEY_DHK");
if(btif_config_exist("Adapter", "LE_LOCAL_KEY_ER"))
ret &= btif_config_remove("Adapter", "LE_LOCAL_KEY_ER");
btif_config_save();
return ret ? BT_STATUS_SUCCESS : BT_STATUS_FAIL;
}
static bt_status_t btif_in_fetch_bonded_ble_device(const char *remote_bd_addr, int add, btif_bonded_devices_t *p_bonded_devices)
{
int device_type;
int addr_type;
bt_bdaddr_t bd_addr;
BD_ADDR bta_bd_addr;
bool device_added = false;
bool key_found = false;
if (!btif_config_get_int(remote_bd_addr, "DevType", &device_type))
return BT_STATUS_FAIL;
if ((device_type & BT_DEVICE_TYPE_BLE) == BT_DEVICE_TYPE_BLE)
{
BTIF_TRACE_DEBUG("%s Found a LE device: %s", __func__, remote_bd_addr);
string_to_bdaddr(remote_bd_addr, &bd_addr);
bdcpy(bta_bd_addr, bd_addr.address);
if (btif_storage_get_remote_addr_type(&bd_addr, &addr_type) != BT_STATUS_SUCCESS)
{
addr_type = BLE_ADDR_PUBLIC;
btif_storage_set_remote_addr_type(&bd_addr, BLE_ADDR_PUBLIC);
}
btif_read_le_key(BTIF_DM_LE_KEY_PENC, sizeof(tBTM_LE_PENC_KEYS),
bd_addr, addr_type, add, &device_added, &key_found);
btif_read_le_key(BTIF_DM_LE_KEY_PID, sizeof(tBTM_LE_PID_KEYS),
bd_addr, addr_type, add, &device_added, &key_found);
btif_read_le_key(BTIF_DM_LE_KEY_LID, sizeof(tBTM_LE_PID_KEYS),
bd_addr, addr_type, add, &device_added, &key_found);
btif_read_le_key(BTIF_DM_LE_KEY_PCSRK, sizeof(tBTM_LE_PCSRK_KEYS),
bd_addr, addr_type, add, &device_added, &key_found);
btif_read_le_key(BTIF_DM_LE_KEY_LENC, sizeof(tBTM_LE_LENC_KEYS),
bd_addr, addr_type, add, &device_added, &key_found);
btif_read_le_key(BTIF_DM_LE_KEY_LCSRK, sizeof(tBTM_LE_LCSRK_KEYS),
bd_addr, addr_type, add, &device_added, &key_found);
// Fill in the bonded devices
if (device_added)
{
memcpy(&p_bonded_devices->devices[p_bonded_devices->num_devices++], &bd_addr, sizeof(bt_bdaddr_t));
btif_gatts_add_bonded_dev_from_nv(bta_bd_addr);
}
if (key_found)
return BT_STATUS_SUCCESS;
}
return BT_STATUS_FAIL;
}
bt_status_t btif_storage_set_remote_addr_type(bt_bdaddr_t *remote_bd_addr,
UINT8 addr_type)
{
bdstr_t bdstr;
bdaddr_to_string(remote_bd_addr, bdstr, sizeof(bdstr));
int ret = btif_config_set_int(bdstr, "AddrType", (int)addr_type);
return ret ? BT_STATUS_SUCCESS : BT_STATUS_FAIL;
}
/*******************************************************************************
**
** Function btif_storage_get_remote_addr_type
**
** Description BTIF storage API - Fetches the remote addr type
**
** Returns BT_STATUS_SUCCESS if the fetch was successful,
** BT_STATUS_FAIL otherwise
**
*******************************************************************************/
bt_status_t btif_storage_get_remote_addr_type(bt_bdaddr_t *remote_bd_addr,
int*addr_type)
{
bdstr_t bdstr;
bdaddr_to_string(remote_bd_addr, bdstr, sizeof(bdstr));
int ret = btif_config_get_int(bdstr, "AddrType", addr_type);
return ret ? BT_STATUS_SUCCESS : BT_STATUS_FAIL;
}
#endif
/*******************************************************************************
**
** Function btif_storage_add_hid_device_info
**
** Description BTIF storage API - Adds the hid information of bonded hid devices-to NVRAM
**
** Returns BT_STATUS_SUCCESS if the store was successful,
** BT_STATUS_FAIL otherwise
**
*******************************************************************************/
bt_status_t btif_storage_add_hid_device_info(bt_bdaddr_t *remote_bd_addr,
UINT16 attr_mask, UINT8 sub_class,
UINT8 app_id, UINT16 vendor_id,
UINT16 product_id, UINT16 version,
UINT8 ctry_code, UINT16 ssr_max_latency,
UINT16 ssr_min_tout, UINT16 dl_len, UINT8 *dsc_list)
{
bdstr_t bdstr;
BTIF_TRACE_DEBUG("btif_storage_add_hid_device_info:");
bdaddr_to_string(remote_bd_addr, bdstr, sizeof(bdstr));
btif_config_set_int(bdstr, "HidAttrMask", attr_mask);
btif_config_set_int(bdstr, "HidSubClass", sub_class);
btif_config_set_int(bdstr, "HidAppId", app_id);
btif_config_set_int(bdstr, "HidVendorId", vendor_id);
btif_config_set_int(bdstr, "HidProductId", product_id);
btif_config_set_int(bdstr, "HidVersion", version);
btif_config_set_int(bdstr, "HidCountryCode", ctry_code);
btif_config_set_int(bdstr, "HidSSRMaxLatency", ssr_max_latency);
btif_config_set_int(bdstr, "HidSSRMinTimeout", ssr_min_tout);
if(dl_len > 0)
btif_config_set_bin(bdstr, "HidDescriptor", dsc_list, dl_len);
btif_config_save();
return BT_STATUS_SUCCESS;
}
/*******************************************************************************
**
** Function btif_storage_load_bonded_hid_info
**
** Description BTIF storage API - Loads hid info for all the bonded devices from NVRAM
** and adds those devices to the BTA_HH.
**
** Returns BT_STATUS_SUCCESS if successful, BT_STATUS_FAIL otherwise
**
*******************************************************************************/
bt_status_t btif_storage_load_bonded_hid_info(void)
{
bt_bdaddr_t bd_addr;
tBTA_HH_DEV_DSCP_INFO dscp_info;
uint16_t attr_mask;
uint8_t sub_class;
uint8_t app_id;
memset(&dscp_info, 0, sizeof(dscp_info));
for (const btif_config_section_iter_t *iter = btif_config_section_begin(); iter != btif_config_section_end(); iter = btif_config_section_next(iter)) {
const char *name = btif_config_section_name(iter);
if (!string_is_bdaddr(name))
continue;
BTIF_TRACE_DEBUG("Remote device:%s", name);
int value;
if(btif_in_fetch_bonded_device(name) == BT_STATUS_SUCCESS)
{
if(btif_config_get_int(name, "HidAttrMask", &value))
{
attr_mask = (uint16_t)value;
btif_config_get_int(name, "HidSubClass", &value);
sub_class = (uint8_t)value;
btif_config_get_int(name, "HidAppId", &value);
app_id = (uint8_t)value;
btif_config_get_int(name, "HidVendorId", &value);
dscp_info.vendor_id = (uint16_t) value;
btif_config_get_int(name, "HidProductId", &value);
dscp_info.product_id = (uint16_t) value;
btif_config_get_int(name, "HidVersion", &value);
dscp_info.version = (uint8_t) value;
btif_config_get_int(name, "HidCountryCode", &value);
dscp_info.ctry_code = (uint8_t) value;
value = 0;
btif_config_get_int(name, "HidSSRMaxLatency", &value);
dscp_info.ssr_max_latency = (uint16_t) value;
value = 0;
btif_config_get_int(name, "HidSSRMinTimeout", &value);
dscp_info.ssr_min_tout = (uint16_t) value;
size_t len = btif_config_get_bin_length(name, "HidDescriptor");
if(len > 0)
{
dscp_info.descriptor.dl_len = (uint16_t)len;
dscp_info.descriptor.dsc_list = (uint8_t*)alloca(len);
btif_config_get_bin(name, "HidDescriptor", (uint8_t *)dscp_info.descriptor.dsc_list, &len);
}
string_to_bdaddr(name, &bd_addr);
// add extracted information to BTA HH
if (btif_hh_add_added_dev(bd_addr,attr_mask))
{
BTA_HhAddDev(bd_addr.address, attr_mask, sub_class,
app_id, dscp_info);
}
}
}
else
{
if(btif_config_get_int(name, "HidAttrMask", &value))
{
btif_storage_remove_hid_info(&bd_addr);
string_to_bdaddr(name, &bd_addr);
}
}
}
return BT_STATUS_SUCCESS;
}
/*******************************************************************************
**
** Function btif_storage_remove_hid_info
**
** Description BTIF storage API - Deletes the bonded hid device info from NVRAM
**
** Returns BT_STATUS_SUCCESS if the deletion was successful,
** BT_STATUS_FAIL otherwise
**
*******************************************************************************/
bt_status_t btif_storage_remove_hid_info(bt_bdaddr_t *remote_bd_addr)
{
bdstr_t bdstr;
bdaddr_to_string(remote_bd_addr, bdstr, sizeof(bdstr));
btif_config_remove(bdstr, "HidAttrMask");
btif_config_remove(bdstr, "HidSubClass");
btif_config_remove(bdstr, "HidAppId");
btif_config_remove(bdstr, "HidVendorId");
btif_config_remove(bdstr, "HidProductId");
btif_config_remove(bdstr, "HidVersion");
btif_config_remove(bdstr, "HidCountryCode");
btif_config_remove(bdstr, "HidSSRMaxLatency");
btif_config_remove(bdstr, "HidSSRMinTimeout");
btif_config_remove(bdstr, "HidDescriptor");
btif_config_save();
return BT_STATUS_SUCCESS;
}
/*******************************************************************************
**
** Function btif_storage_read_hl_apps_cb
**
** Description BTIF storage API - Read HL application control block from NVRAM
**
** Returns BT_STATUS_SUCCESS if the operation was successful,
** BT_STATUS_FAIL otherwise
**
*******************************************************************************/
bt_status_t btif_storage_read_hl_apps_cb(char *value, int value_size)
{
bt_status_t bt_status = BT_STATUS_SUCCESS;
if (!btif_config_exist(BTIF_STORAGE_HL_APP, BTIF_STORAGE_HL_APP_CB)) {
memset(value, 0, value_size);
if (!btif_config_set_bin(BTIF_STORAGE_HL_APP,BTIF_STORAGE_HL_APP_CB,
(const uint8_t *)value, value_size)) {
bt_status = BT_STATUS_FAIL;
} else {
btif_config_save();
}
} else {
size_t read_size = value_size;
if (!btif_config_get_bin(BTIF_STORAGE_HL_APP, BTIF_STORAGE_HL_APP_CB,
(uint8_t *)value, &read_size)) {
bt_status = BT_STATUS_FAIL;
} else {
if (read_size != (size_t)value_size) {
BTIF_TRACE_ERROR("%s value_size=%d read_size=%d",
__FUNCTION__, value_size, read_size);
bt_status = BT_STATUS_FAIL;
}
}
}
BTIF_TRACE_DEBUG("%s status=%d value_size=%d", __FUNCTION__, bt_status, value_size);
return bt_status;
}
/*******************************************************************************
**
** Function btif_storage_is_restricted_device
**
** Description BTIF storage API - checks if this device is a restricted device
**
** Returns TRUE if the device is labeled as restricted
** FALSE otherwise
**
*******************************************************************************/
BOOLEAN btif_storage_is_restricted_device(const bt_bdaddr_t *remote_bd_addr)
{
bdstr_t bdstr;
bdaddr_to_string(remote_bd_addr, bdstr, sizeof(bdstr));
return btif_config_exist(bdstr, "Restricted");
}