From 967a38d45a4e92bbaa86bf2de376c6634e25426d Mon Sep 17 00:00:00 2001
From: Johan Hedberg <johan.hedberg@intel.com>
Date: Tue, 13 May 2014 16:03:22 +0300
Subject: [PATCH] core: Export API for tracking connection failures

This will be used by the reconnection policy logic.
---
 src/adapter.c | 23 +++++++++++++++++++++++
 src/adapter.h |  4 ++++
 2 files changed, 27 insertions(+)

diff --git a/src/adapter.c b/src/adapter.c
index b38c813cb..f5abfe362 100644
--- a/src/adapter.c
+++ b/src/adapter.c
@@ -98,6 +98,7 @@ static uint8_t mgmt_revision = 0;
 static GSList *adapter_drivers = NULL;
 
 static GSList *disconnect_list = NULL;
+static GSList *conn_fail_list = NULL;
 
 struct link_key_info {
 	bdaddr_t bdaddr;
@@ -6268,6 +6269,26 @@ static void device_unblocked_callback(uint16_t index, uint16_t length,
 		device_unblock(device, FALSE, TRUE);
 }
 
+static void conn_fail_notify(struct btd_device *dev, uint8_t status)
+{
+	GSList *l;
+
+	for (l = conn_fail_list; l; l = g_slist_next(l)) {
+		btd_conn_fail_cb conn_fail_cb = l->data;
+		conn_fail_cb(dev, status);
+	}
+}
+
+void btd_add_conn_fail_cb(btd_conn_fail_cb func)
+{
+	conn_fail_list = g_slist_append(conn_fail_list, func);
+}
+
+void btd_remove_conn_fail_cb(btd_conn_fail_cb func)
+{
+	conn_fail_list = g_slist_remove(conn_fail_list, func);
+}
+
 static void connect_failed_callback(uint16_t index, uint16_t length,
 					const void *param, void *user_data)
 {
@@ -6288,6 +6309,8 @@ static void connect_failed_callback(uint16_t index, uint16_t length,
 	device = btd_adapter_find_device(adapter, &ev->addr.bdaddr,
 								ev->addr.type);
 	if (device) {
+		conn_fail_notify(device, ev->status);
+
 		/* If the device is in a bonding process cancel any auth request
 		 * sent to the agent before proceeding, but keep the bonding
 		 * request structure. */
diff --git a/src/adapter.h b/src/adapter.h
index 88951975f..f88c33918 100644
--- a/src/adapter.h
+++ b/src/adapter.h
@@ -67,6 +67,10 @@ typedef void (*btd_disconnect_cb) (struct btd_device *device, uint8_t reason);
 void btd_add_disconnect_cb(btd_disconnect_cb func);
 void btd_remove_disconnect_cb(btd_disconnect_cb func);
 
+typedef void (*btd_conn_fail_cb) (struct btd_device *device, uint8_t status);
+void btd_add_conn_fail_cb(btd_conn_fail_cb func);
+void btd_remove_conn_fail_cb(btd_conn_fail_cb func);
+
 struct btd_adapter *adapter_find(const bdaddr_t *sba);
 struct btd_adapter *adapter_find_by_id(int id);
 void adapter_foreach(adapter_cb func, gpointer user_data);
-- 
2.47.3