This adds support to restore bonded devices from storage (including
linkkeys).
---
android/bluetooth.c | 113 +++++++++++++++++++++++++++++++++++++++++++++++++++-
1 file changed, 112 insertions(+), 1 deletion(-)
diff --git a/android/bluetooth.c b/android/bluetooth.c
index 0ef6191..d1fc9e4 100644
--- a/android/bluetooth.c
+++ b/android/bluetooth.c
@@ -1581,6 +1581,117 @@ static void clear_uuids(void)
sizeof(cp), &cp, NULL, NULL, NULL);
}
+static void create_device_from_info(GKeyFile *key_file, const char *peer)
+{
+ struct device *dev;
+ uint8_t type;
+ bdaddr_t bdaddr;
+ char **uuids;
+ char *str;
+
+ DBG("%s", peer);
+
+ type = g_key_file_get_integer(key_file, peer, "Type", NULL);
+
+ str2ba(peer, &bdaddr);
+ dev = create_device(&bdaddr, type);
+
+ dev->bond_state = HAL_BOND_STATE_BONDED;
+
+ str = g_key_file_get_string(key_file, peer, "Name", NULL);
+ if (str) {
+ g_free(dev->name);
+ dev->name = str;
+ }
+
+ str = g_key_file_get_string(key_file, peer, "FriendlyName", NULL);
+ if (str) {
+ g_free(dev->friendly_name);
+ dev->friendly_name = str;
+ }
+
+ dev->class = g_key_file_get_integer(key_file, peer, "Class", NULL);
+
+ uuids = g_key_file_get_string_list(key_file, peer, "Services", NULL,
+ NULL);
+ if (uuids) {
+ char **uuid;
+
+ for (uuid = uuids; *uuid; uuid++) {
+ uint8_t *u = g_malloc0(16);
+ int i;
+
+ for (i = 0; i < 16; i++)
+ sscanf((*uuid) + 2 + (i * 2), "%02hhX", &u[i]);
+
+ dev->uuids = g_slist_append(dev->uuids, u);
+ }
+
+ g_strfreev(uuids);
+ }
+}
+
+static struct mgmt_link_key_info *get_key_info(GKeyFile *key_file, const char *peer)
+{
+ struct mgmt_link_key_info *info = NULL;
+ char *str;
+ unsigned int i;
+
+ str = g_key_file_get_string(key_file, peer, "LinkKey", NULL);
+ if (!str || strlen(str) != 34)
+ goto failed;
+
+ info = g_new0(struct mgmt_link_key_info, 1);
+
+ str2ba(peer, &info->addr.bdaddr);
+
+ info->addr.type = g_key_file_get_integer(key_file, peer, "Type", NULL);
+
+ for (i = 0; i < sizeof(info->val); i++)
+ sscanf(str + 2 + (i * 2), "%02hhX", &info->val[i]);
+
+ info->type = g_key_file_get_integer(key_file, peer, "LinkKeyType",
+ NULL);
+ info->pin_len = g_key_file_get_integer(key_file, peer,
+ "LinkKeyPINLength", NULL);
+
+failed:
+ g_free(str);
+
+ return info;
+}
+
+static void load_devices_info(bt_bluetooth_ready cb)
+{
+ GKeyFile *key_file;
+ gchar **devs;
+ gsize len = 0;
+ unsigned int i;
+ GSList *keys = NULL;
+
+ key_file = g_key_file_new();
+
+ g_key_file_load_from_file(key_file, ANDROID_STORAGEDIR"/devices", 0,
+ NULL);
+
+ devs = g_key_file_get_groups(key_file, &len);
+
+ for (i = 0; i < len; i++) {
+ struct mgmt_link_key_info *key_info;
+
+ create_device_from_info(key_file, devs[i]);
+
+ key_info = get_key_info(key_file, devs[i]);
+ if (key_info)
+ keys = g_slist_prepend(keys, key_info);
+
+ /* TODO ltk */
+ }
+
+ load_link_keys(keys, cb);
+ g_slist_free_full(keys, g_free);
+}
+
static void read_info_complete(uint8_t status, uint16_t length,
const void *param, void *user_data)
{
@@ -1635,7 +1746,7 @@ static void read_info_complete(uint8_t status, uint16_t length,
clear_uuids();
- load_link_keys(NULL, cb);
+ load_devices_info(cb);
set_io_capability();
set_device_id();
--
1.8.3.2
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