Those chararcteristics are unique for device and could allow tracking
with privacy enabled. Require devices to be paired before reading
those.
---
android/gatt.c | 7 +++----
1 file changed, 3 insertions(+), 4 deletions(-)
diff --git a/android/gatt.c b/android/gatt.c
index c482364..c00265a 100644
--- a/android/gatt.c
+++ b/android/gatt.c
@@ -6451,6 +6451,7 @@ static void register_device_info_service(void)
bt_uuid_t uuid;
uint16_t srvc_handle, end_handle;
const char *data;
+ uint32_t enc_perm = GATT_PERM_READ | GATT_PERM_READ_ENCRYPTED;
DBG("");
@@ -6473,8 +6474,7 @@ static void register_device_info_service(void)
if (data) {
bt_uuid16_create(&uuid, GATT_CHARAC_SERIAL_NUMBER_STRING);
gatt_db_add_characteristic(gatt_db, srvc_handle, &uuid,
- GATT_PERM_READ,
- GATT_CHR_PROP_READ,
+ enc_perm, GATT_CHR_PROP_READ,
device_info_read_cb, NULL,
(void *) data);
}
@@ -6482,8 +6482,7 @@ static void register_device_info_service(void)
if (bt_config_get_system_id()) {
bt_uuid16_create(&uuid, GATT_CHARAC_SYSTEM_ID);
gatt_db_add_characteristic(gatt_db, srvc_handle, &uuid,
- GATT_PERM_READ,
- GATT_CHR_PROP_READ,
+ enc_perm, GATT_CHR_PROP_READ,
device_info_read_system_id_cb,
NULL, NULL);
}
--
1.9.1
--
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