ieee802154: make use of frame_type enum all over

drivers/at86rf231/at86rf231_rx.c

@@ -70,7 +70,7 @@ void at86rf231_rx_handler(void)
                           at86rf231_rx_buffer[rx_buffer_next].length);
 
     /* if packet is no ACK */
-    if (at86rf231_rx_buffer[rx_buffer_next].frame.fcf.frame_type != 2) {
+    if (at86rf231_rx_buffer[rx_buffer_next].frame.fcf.frame_type != IEEE_802154_ACK_FRAME) {
 #ifdef DEBUG_ENABLED
         ieee802154_frame_print_fcf_frame(&at86rf231_rx_buffer[rx_buffer_next].frame);
 #endif

drivers/cc2420/cc2420_rx.c

@@ -72,7 +72,7 @@ void cc2420_rx_handler(void)
                           cc2420_rx_buffer[rx_buffer_next].length);
 
     /* follow-up to transceiver module if adequate */
-    if (cc2420_rx_buffer[rx_buffer_next].frame.fcf.frame_type != 2) {
+    if (cc2420_rx_buffer[rx_buffer_next].frame.fcf.frame_type != IEEE_802154_ACK_FRAME) {
 #ifdef DEBUG
         ieee802154_frame_print_fcf_frame(&cc2420_rx_buffer[rx_buffer_next].frame);
 #endif

sys/net/link_layer/net_if/net_if.c

@@ -331,7 +331,7 @@ int net_if_send_packet(int if_id, uint16_t target, const void *payload,
         p.frame.fcf.dest_addr_m = IEEE_802154_SHORT_ADDR_M;
         p.frame.fcf.ack_req = 0;
         p.frame.fcf.sec_enb = 0;
-        p.frame.fcf.frame_type = 1;
+        p.frame.fcf.frame_type = IEEE_802154_DATA_FRAME;
         p.frame.fcf.frame_pend = 0;
 
         p.frame.dest_pan_id = net_if_get_pan_id(if_id);
@@ -375,7 +375,7 @@ int net_if_send_packet_long(int if_id, net_if_eui64_t *target,
         p.frame.fcf.dest_addr_m = IEEE_802154_LONG_ADDR_M;
         p.frame.fcf.ack_req = 0;
         p.frame.fcf.sec_enb = 0;
-        p.frame.fcf.frame_type = 1;
+        p.frame.fcf.frame_type = IEEE_802154_DATA_FRAME;
         p.frame.fcf.frame_pend = 0;
         p.frame.dest_pan_id = net_if_get_pan_id(if_id);
         memcpy(p.frame.dest_addr, target, 8);