[PATCH v3 2/8] core/adapter: Refactor of scan type

[Jakub Pawlowski <jpawlowski@google.com>]

This patch replaces scan type with defined constants, and creates
new method that might be used to get currently avaliable scan type.
---
 src/adapter.c | 28 ++++++++++++++++++++--------
 1 file changed, 20 insertions(+), 8 deletions(-)

diff --git a/src/adapter.c b/src/adapter.c
index 6eeb2f9..be8f5db 100644
--- a/src/adapter.c
+++ b/src/adapter.c
@@ -88,6 +88,9 @@
 #define TEMP_DEV_TIMEOUT (3 * 60)
 #define BONDING_TIMEOUT (2 * 60)
 
+#define SCAN_TYPE_BREDR (1 << BDADDR_BREDR)
+#define SCAN_TYPE_LE ((1 << BDADDR_LE_PUBLIC) | (1 << BDADDR_LE_RANDOM))
+
 static DBusConnection *dbus_conn = NULL;
 
 static bool kernel_conn_control = false;
@@ -1185,7 +1188,7 @@ static gboolean passive_scanning_timeout(gpointer user_data)
 
 	adapter->passive_scan_timeout = 0;
 
-	cp.type = (1 << BDADDR_LE_PUBLIC) | (1 << BDADDR_LE_RANDOM);
+	cp.type = SCAN_TYPE_LE;
 
 	mgmt_send(adapter->mgmt, MGMT_OP_START_DISCOVERY,
 				adapter->dev_id, sizeof(cp), &cp,
@@ -1327,6 +1330,21 @@ static void cancel_passive_scanning(struct btd_adapter *adapter)
 	}
 }
 
+static uint8_t get_current_type(struct btd_adapter *adapter)
+{
+	uint8_t type;
+
+	if (adapter->current_settings & MGMT_SETTING_BREDR)
+		type = SCAN_TYPE_BREDR;
+	else
+		type = 0;
+
+	if (adapter->current_settings & MGMT_SETTING_LE)
+		type |= SCAN_TYPE_LE;
+
+	return type;
+}
+
 static void trigger_start_discovery(struct btd_adapter *adapter, guint delay);
 
 static void start_discovery_complete(uint8_t status, uint16_t length,
@@ -1372,13 +1390,7 @@ static gboolean start_discovery_timeout(gpointer user_data)
 
 	adapter->discovery_idle_timeout = 0;
 
-	if (adapter->current_settings & MGMT_SETTING_BREDR)
-		new_type = (1 << BDADDR_BREDR);
-	else
-		new_type = 0;
-
-	if (adapter->current_settings & MGMT_SETTING_LE)
-		new_type |= (1 << BDADDR_LE_PUBLIC) | (1 << BDADDR_LE_RANDOM);
+	new_type = get_current_type(adapter);
 
 	if (adapter->discovery_enable == 0x01) {
 		/*
-- 
2.2.0.rc0.207.ga3a616c