diff options
Diffstat (limited to 'btif/src/btif_storage.c')
| -rwxr-xr-x | btif/src/btif_storage.c | 266 |
1 files changed, 265 insertions, 1 deletions
diff --git a/btif/src/btif_storage.c b/btif/src/btif_storage.c index 764821b..856df6e 100755 --- a/btif/src/btif_storage.c +++ b/btif/src/btif_storage.c @@ -98,6 +98,7 @@ ***********************************************************************************/ #include <stdlib.h> #include <time.h> +#include <string.h> #include <hardware/bluetooth.h> @@ -128,11 +129,27 @@ #define BTIF_STORAGE_PATH_REMOTE_ALIASES "remote_aliases" #define BTIF_STORAGE_PATH_REMOTE_SERVICES "remote_services" #define BTIF_STORAGE_PATH_REMOTE_HIDINFO "hid_info" - +#define BTIF_STORAGE_PATH_DYNAMIC_AUTOPAIR_BLACKLIST "" #define BTIF_STORAGE_KEY_ADAPTER_NAME "name" #define BTIF_STORAGE_KEY_ADAPTER_SCANMODE "scan_mode" #define BTIF_STORAGE_KEY_ADAPTER_DISC_TIMEOUT "discovery_timeout" + +#define BTIF_AUTO_PAIR_CONF_FILE "/etc/bluetooth/auto_pairing.conf" +#define BTIF_STORAGE_PATH_AUTOPAIR_BLACKLIST "auto_pair_blacklist" +#define BTIF_STORAGE_KEY_AUTOPAIR_BLIACKLIST_ADDR "AddressBlacklist" +#define BTIF_STORAGE_KEY_AUTOPAIR_BLIACKLIST_EXACTNAME "ExactNameBlacklist" +#define BTIF_STORAGE_KEY_AUTOPAIR_BLIACKLIST_PARTIALNAME "PartialNameBlacklist" +#define BTIF_STORAGE_KEY_AUTOPAIR_FIXPIN_KBLIST "FixedPinZerosKeyboardBlacklist" +#define BTIF_STORAGE_KEY_AUTOPAIR_FIXPIN_KBLIST "FixedPinZerosKeyboardBlacklist" +#define BTIF_STORAGE_KEY_AUTOPAIR_DYNAMIC_BLIACKLIST_ADDR "DynamicAddressBlacklist" + +#define BTIF_AUTO_PAIR_CONF_VALUE_SEPERATOR "," +#define BTIF_AUTO_PAIR_CONF_SPACE ' ' +#define BTIF_AUTO_PAIR_CONF_COMMENT '#' +#define BTIF_AUTO_PAIR_CONF_KEY_VAL_DELIMETER "=" + + /* This is a local property to add a device found */ #define BT_PROPERTY_REMOTE_DEVICE_TIMESTAMP 0xFF @@ -1688,3 +1705,250 @@ bt_status_t btif_storage_write_hl_mdl_data(UINT8 app_idx, char *value, int value return bt_status; } + +/******************************************************************************* +** +** Function btif_storage_load_autopair_device_list +** +** Description BTIF storage API - Populates auto pair device list +** +** Returns BT_STATUS_SUCCESS if the auto pair blacklist is successfully populated +** BT_STATUS_FAIL otherwise +** +*******************************************************************************/ +bt_status_t btif_storage_load_autopair_device_list() +{ + char *fname, *key_name, *key_value; + int ret , i=0; + char linebuf[BTIF_STORAGE_MAX_LINE_SZ]; + char *line; + FILE *fp; + + /* check if the auto pair device list is already present in the NV memory */ + fname = btif_in_make_filename(NULL, BTIF_STORAGE_PATH_AUTOPAIR_BLACKLIST); + + if (fname == NULL) + { + return BT_STATUS_FAIL; + } + + key_value = unv_read_key(fname,BTIF_STORAGE_KEY_AUTOPAIR_BLIACKLIST_ADDR,linebuf, BTIF_STORAGE_MAX_LINE_SZ); + + if (key_value == NULL) + { + /* first time loading of auto pair blacklist configuration */ + ret = unv_create_file(fname); + + if (ret < 0) + { + LOGE("%s: Failed to create dynamic auto pair blacklist", __FUNCTION__); + return BT_STATUS_FAIL; + } + fp = fopen (BTIF_AUTO_PAIR_CONF_FILE, "r"); + + if (fp == NULL) + { + LOGE("%s: Failed to open auto pair blacklist conf file at %s", __FUNCTION__,BTIF_AUTO_PAIR_CONF_FILE ); + return BT_STATUS_FAIL; + } + + /* read through auto_pairing.conf file and create the key value pairs specific to auto pair blacklist devices */ + while (fgets(linebuf, BTIF_STORAGE_MAX_LINE_SZ, fp) != NULL) + { + /* trip leading white spaces */ + while (linebuf[i] == BTIF_AUTO_PAIR_CONF_SPACE) + i++; + + /* skip commented lines */ + if (linebuf[i] == BTIF_AUTO_PAIR_CONF_COMMENT) + continue; + + line = (char*)&(linebuf[i]); + + if (line == NULL) + continue; + + key_name = strtok(line, BTIF_AUTO_PAIR_CONF_KEY_VAL_DELIMETER); + + if (key_name == NULL) + continue; + else if((strcmp(key_name, BTIF_STORAGE_KEY_AUTOPAIR_BLIACKLIST_ADDR) == 0) || + (strcmp(key_name, BTIF_STORAGE_KEY_AUTOPAIR_BLIACKLIST_EXACTNAME) ==0) || + (strcmp(key_name, BTIF_STORAGE_KEY_AUTOPAIR_FIXPIN_KBLIST) ==0 ) || + (strcmp(key_name, BTIF_STORAGE_KEY_AUTOPAIR_BLIACKLIST_PARTIALNAME) == 0) || + (strcmp(key_name, BTIF_STORAGE_KEY_AUTOPAIR_DYNAMIC_BLIACKLIST_ADDR) == 0)) + { + key_value = strtok(NULL, BTIF_AUTO_PAIR_CONF_KEY_VAL_DELIMETER); + unv_write_key (fname, key_name, key_value); + } + } + fclose(fp); + } + return BT_STATUS_SUCCESS; +} + +/******************************************************************************* +** +** Function btif_storage_is_device_autopair_blacklisted +** +** Description BTIF storage API Checks if the given device is blacklisted for auto pairing +** +** Returns TRUE if the device is found in the auto pair blacklist +** FALSE otherwise +** +*******************************************************************************/ +BOOLEAN btif_storage_is_device_autopair_blacklisted(bt_bdaddr_t *remote_dev_addr) +{ + char *fname; + char *value, *token; + int ret; + bdstr_t bdstr; + char bd_addr_lap[9]; + char *dev_name_str; + char linebuf[BTIF_STORAGE_MAX_LINE_SZ]; + + bd2str(remote_dev_addr, &bdstr); + + /* create a string with Lower Address Part from BD Address */ + snprintf(bd_addr_lap, 9, "%s", (char*)bdstr); + + /* create filepath */ + fname = btif_in_make_filename(NULL, BTIF_STORAGE_PATH_AUTOPAIR_BLACKLIST); + + /* check if this device address LAP is same as one of the auto pair blackliseted LAP */ + value = unv_read_key( fname, + BTIF_STORAGE_KEY_AUTOPAIR_BLIACKLIST_ADDR, + linebuf, BTIF_STORAGE_MAX_LINE_SZ); + if (value != NULL) + { + if (strstr(value,bd_addr_lap) != NULL) + return TRUE; + } + + dev_name_str = BTM_SecReadDevName((remote_dev_addr->address)); + + if (dev_name_str != NULL) + { + value = unv_read_key( fname, + BTIF_STORAGE_KEY_AUTOPAIR_BLIACKLIST_EXACTNAME, + linebuf, BTIF_STORAGE_MAX_LINE_SZ); + if (value != NULL) + { + if (strstr(value,dev_name_str) != NULL) + return TRUE; + } + + value = unv_read_key( fname, + BTIF_STORAGE_KEY_AUTOPAIR_BLIACKLIST_PARTIALNAME, + linebuf, BTIF_STORAGE_MAX_LINE_SZ); + if (value != NULL) + { + token = strtok(value, BTIF_AUTO_PAIR_CONF_VALUE_SEPERATOR); + while (token != NULL) + { + if (strstr(dev_name_str, token) != NULL) + return TRUE; + + token = strtok(NULL, BTIF_AUTO_PAIR_CONF_VALUE_SEPERATOR); + } + } + } + + value = unv_read_key( fname, + BTIF_STORAGE_KEY_AUTOPAIR_DYNAMIC_BLIACKLIST_ADDR, + linebuf, BTIF_STORAGE_MAX_LINE_SZ); + if (value != NULL) + { + if (strstr(value,bdstr) != NULL) + return TRUE; + } + return FALSE; +} + +/******************************************************************************* +** +** Function btif_storage_add_device_to_autopair_blacklist +** +** Description BTIF storage API - Add a remote device to the auto pairing blacklist +** +** Returns BT_STATUS_SUCCESS if the device is successfully added to the auto pair blacklist +** BT_STATUS_FAIL otherwise +** +*******************************************************************************/ +bt_status_t btif_storage_add_device_to_autopair_blacklist(bt_bdaddr_t *remote_dev_addr) +{ + char *fname; + char *value; + int ret; + bdstr_t bdstr; + char linebuf[BTIF_STORAGE_MAX_LINE_SZ]; + char input_value [20]; + + bd2str(remote_dev_addr, &bdstr); + strncpy(input_value, (char*)bdstr, 20); + strncat (input_value,BTIF_AUTO_PAIR_CONF_VALUE_SEPERATOR, 20); + + /* create filepath */ + fname = btif_in_make_filename(NULL, BTIF_STORAGE_PATH_AUTOPAIR_BLACKLIST); + + if (fname == NULL) + { + return BT_STATUS_FAIL; + } + + value = unv_read_key( fname, + BTIF_STORAGE_KEY_AUTOPAIR_DYNAMIC_BLIACKLIST_ADDR, + linebuf, BTIF_STORAGE_MAX_LINE_SZ); + if (value != NULL) + { + /* Append this address to the dynamic List of BD address */ + strncat (linebuf, input_value, BTIF_STORAGE_MAX_LINE_SZ); + } + else + { + strncpy( linebuf,input_value, BTIF_STORAGE_MAX_LINE_SZ); + } + + /* Write back the key value */ + ret = unv_write_key (fname, BTIF_STORAGE_KEY_AUTOPAIR_DYNAMIC_BLIACKLIST_ADDR,( const char *)linebuf); + + return (ret == 0 ? BT_STATUS_SUCCESS:BT_STATUS_FAIL); +} + +/******************************************************************************* +** +** Function btif_storage_is_fixed_pin_zeros_keyboard +** +** Description BTIF storage API - checks if this device has fixed PIN key device list +** +** Returns TRUE if the device is found in the fixed pin keyboard device list +** FALSE otherwise +** +*******************************************************************************/ +BOOLEAN btif_storage_is_fixed_pin_zeros_keyboard(bt_bdaddr_t *remote_dev_addr) +{ + char *fname; + char *value; + int ret; + bdstr_t bdstr; + char bd_addr_lap[9]; + char *dev_name_str; + char linebuf[BTIF_STORAGE_MAX_LINE_SZ]; + + bd2str(remote_dev_addr, &bdstr); + snprintf(bd_addr_lap, 9, "%s", (char*)bdstr); + + /* create filepath */ + fname = btif_in_make_filename(NULL, BTIF_STORAGE_PATH_AUTOPAIR_BLACKLIST); + + value = unv_read_key( fname, + BTIF_STORAGE_KEY_AUTOPAIR_FIXPIN_KBLIST, + linebuf, BTIF_STORAGE_MAX_LINE_SZ); + + if (value != NULL) + { + if (strstr(bd_addr_lap, value) != NULL) + return TRUE; + } + return FALSE; +} |