From 5695fceb8dd3b72d5abd5da79b7a0551111d7400 Mon Sep 17 00:00:00 2001
From: Ulisses Furquim <ulissesf@gmail.com>
Date: Mon, 30 Oct 2006 14:06:31 +0000
Subject: [PATCH] Add code to release authorization agents

---
 hcid/dbus-security.c | 37 ++++++++++++++++++++++++++++++++++++-
 hcid/dbus.c          |  1 +
 hcid/dbus.h          |  1 +
 3 files changed, 38 insertions(+), 1 deletion(-)

diff --git a/hcid/dbus-security.c b/hcid/dbus-security.c
index 474037169..6d5f0b151 100644
--- a/hcid/dbus-security.c
+++ b/hcid/dbus-security.c
@@ -46,6 +46,7 @@ static struct passkey_agent *default_agent = NULL;
 static struct authorization_agent *default_auth_agent = NULL;
 
 static void release_agent(struct passkey_agent *agent);
+static void release_auth_agent(struct authorization_agent *agent);
 static void send_cancel_request(struct pending_agent_request *req);
 
 static void passkey_agent_free(struct passkey_agent *agent)
@@ -209,7 +210,10 @@ static int agent_cmp(const struct passkey_agent *a, const struct passkey_agent *
 
 static void auth_agent_free(struct authorization_agent *agent)
 {
-	/* FIXME: release the agent if necessary */
+	/* FIXME: cancel all requests */
+
+	if (!agent->exited)
+		release_auth_agent(agent);
 
 	if (agent->name)
 		free(agent->name);
@@ -267,6 +271,28 @@ static void default_auth_agent_exited(const char *name, void *data)
 	default_auth_agent = NULL;
 }
 
+static void release_auth_agent(struct authorization_agent *agent)
+{
+	DBusMessage *message;
+
+	debug("Releasing authorization agent %s, %s",
+		agent->name, agent->path);
+
+	message = dbus_message_new_method_call(agent->name, agent->path,
+			"org.bluez.AuthorizationAgent", "Release");
+	if (!message) {
+		error("Couldn't allocate D-Bus message");
+		return;
+	}
+
+	dbus_message_set_no_reply(message, TRUE);
+	send_message_and_unref(agent->conn, message);
+
+	if (agent == default_auth_agent)
+		name_listener_remove(agent->conn, agent->name,
+				(name_cb_t) default_auth_agent_exited, NULL);
+}
+
 static DBusHandlerResult register_passkey_agent(DBusConnection *conn,
 					DBusMessage *msg, void *data)
 {
@@ -1063,6 +1089,15 @@ void release_default_agent(void)
 	default_agent = NULL;
 }
 
+void release_default_auth_agent(void)
+{
+	if (!default_auth_agent)
+		return;
+
+	auth_agent_free(default_auth_agent);
+	default_auth_agent = NULL;
+}
+
 void release_passkey_agents(struct adapter *adapter, bdaddr_t *bda)
 {
 	struct slist *l, *next;
diff --git a/hcid/dbus.c b/hcid/dbus.c
index e38d82b29..ce470ab51 100644
--- a/hcid/dbus.c
+++ b/hcid/dbus.c
@@ -1980,6 +1980,7 @@ void hcid_dbus_exit(void)
 		return;
 
 	release_default_agent();
+	release_default_auth_agent();
 	release_service_agents(connection);
 
 	/* Unregister all paths in Adapter path hierarchy */
diff --git a/hcid/dbus.h b/hcid/dbus.h
index ac72a5ee8..478949a19 100644
--- a/hcid/dbus.h
+++ b/hcid/dbus.h
@@ -268,6 +268,7 @@ int handle_passkey_request(DBusConnection *conn, int dev, const char *path,
 int handle_confirm_request(DBusConnection *conn, int dev, const char *path,
 				bdaddr_t *sba, bdaddr_t *dba, const char *pin);
 void release_default_agent(void);
+void release_default_auth_agent(void);
 void release_passkey_agents(struct adapter *adapter, bdaddr_t *bda);
 void cancel_passkey_agent_requests(struct slist *agents, const char *path, bdaddr_t *dba);