Persistent storage is used so we can load IRKs on startup.
---
android/bluetooth.c | 59 +++++++++++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 59 insertions(+)
diff --git a/android/bluetooth.c b/android/bluetooth.c
index 36b073e..fa39b3b 100644
--- a/android/bluetooth.c
+++ b/android/bluetooth.c
@@ -1964,6 +1964,62 @@ static void new_csrk_callback(uint16_t index, uint16_t length,
store_csrk(dev);
}
+static void store_irk(struct device *dev, const uint8_t *val)
+{
+ GKeyFile *key_file;
+ char key_str[33];
+ char addr[18];
+ int i;
+ gsize length = 0;
+ char *data;
+
+ ba2str(&dev->bdaddr, addr);
+
+ key_file = g_key_file_new();
+ if (!g_key_file_load_from_file(key_file, DEVICES_FILE, 0, NULL)) {
+ g_key_file_free(key_file);
+ return;
+ }
+
+ for (i = 0; i < 16; i++)
+ sprintf(key_str + (i * 2), "%2.2X", val[i]);
+
+ g_key_file_set_string(key_file, addr, "RemoteIRK", key_str);
+
+ data = g_key_file_to_data(key_file, &length, NULL);
+ g_file_set_contents(DEVICES_FILE, data, length, NULL);
+ g_free(data);
+
+ g_key_file_free(key_file);
+}
+
+static void new_irk_callback(uint16_t index, uint16_t length,
+ const void *param, void *user_data)
+{
+ const struct mgmt_ev_new_irk *ev = param;
+ const struct mgmt_addr_info *addr = &ev->key.addr;
+ struct device *dev;
+ char dst[18], rpa[18];
+
+ if (length < sizeof(*ev)) {
+ error("To small New Irk Event (%u bytes)", length);
+ return;
+ }
+
+ ba2str(&ev->key.addr.bdaddr, dst);
+ ba2str(&ev->rpa, rpa);
+
+ DBG("new IRK for %s, RPA %s", dst, rpa);
+
+ /* TODO: handle new Identity to RPA mapping */
+ dev = find_device(&addr->bdaddr);
+ if (!dev)
+ return;
+
+ if (ev->store_hint)
+ store_irk(dev, ev->key.val);
+}
+
static void register_mgmt_handlers(void)
{
mgmt_register(mgmt_if, MGMT_EV_NEW_SETTINGS, adapter.index,
@@ -2017,6 +2073,9 @@ static void register_mgmt_handlers(void)
mgmt_register(mgmt_if, MGMT_EV_NEW_CSRK, adapter.index,
new_csrk_callback, NULL, NULL);
+ mgmt_register(mgmt_if, MGMT_EV_NEW_IRK, adapter.index, new_irk_callback,
+ NULL, NULL);
+
}
static void load_link_keys_complete(uint8_t status, uint16_t length,
--
2.0.0
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