Cleanup packetbuf: use rime attributes and addresses only when rime is enabled. Saves 32 byte per queuebuf in the non-rime case.

apps/powertrace/powertrace.c

@@ -283,7 +283,7 @@ output_sniffer(int mac_status)
   add_packet_stats(OUTPUT);
 }
 /*---------------------------------------------------------------------------*/
-#if ! NETSTACK_CONF_WITH_IPV6
+#if NETSTACK_CONF_WITH_RIME
 static void
 sniffprint(char *prefix, int seqno)
 {
@@ -347,7 +347,7 @@ powertrace_printsniff(powertrace_onoff_t onoff)
     break;
   }
 }
-#endif
+#endif /* NETSTACK_CONF_WITH_RIME */
 /*---------------------------------------------------------------------------*/
 RIME_SNIFFER(powersniff, input_sniffer, output_sniffer);
 /*---------------------------------------------------------------------------*/

core/net/ipv4/uip-over-mesh.c

@@ -260,7 +260,9 @@ uip_over_mesh_send(void)
      an underlying power-saving MAC layer knows that it should be
      waiting for an ACK. */
   if(BUF->proto == UIP_PROTO_TCP) {
+#if NETSTACK_CONF_WITH_RIME
     packetbuf_set_attr(PACKETBUF_ATTR_ERELIABLE, 1);
+#endif /* NETSTACK_CONF_WITH_RIME */
     packetbuf_set_attr(PACKETBUF_ATTR_RELIABLE, 1);
     /*    packetbuf_set_attr(PACKETBUF_ATTR_PACKET_TYPE, PACKETBUF_ATTR_PACKET_TYPE_STREAM);*/
   }

core/net/mac/contikimac/contikimac.c

@@ -546,8 +546,11 @@ send_packet(mac_callback_t mac_callback, void *mac_callback_ptr,
                packetbuf_addr(PACKETBUF_ADDR_RECEIVER)->u8[1]);
 #endif /* NETSTACK_CONF_WITH_IPV6 */
   }
-  is_reliable = packetbuf_attr(PACKETBUF_ATTR_RELIABLE) ||
-    packetbuf_attr(PACKETBUF_ATTR_ERELIABLE);
+  is_reliable = packetbuf_attr(PACKETBUF_ATTR_RELIABLE)
+#if NETSTACK_CONF_WITH_RIME
+          || packetbuf_attr(PACKETBUF_ATTR_ERELIABLE)
+#endif /* NETSTACK_CONF_WITH_RIME */
+      ;
 
   if(!packetbuf_attr(PACKETBUF_ATTR_IS_CREATED_AND_SECURED)) {
     packetbuf_set_attr(PACKETBUF_ATTR_MAC_ACK, 1);

core/net/mac/cxmac/cxmac.c

@@ -625,7 +625,9 @@ send_packet(void)
      that will need an upper layer ACK (as signified by the
      PACKETBUF_ATTR_RELIABLE packet attribute), we keep the radio on. */
   if(got_strobe_ack && (packetbuf_attr(PACKETBUF_ATTR_RELIABLE) ||
-			packetbuf_attr(PACKETBUF_ATTR_ERELIABLE) ||
+#if NETSTACK_CONF_WITH_RIME
+      packetbuf_attr(PACKETBUF_ATTR_ERELIABLE) ||
+#endif /* NETSTACK_CONF_WITH_RIME */
 			packetbuf_attr(PACKETBUF_ATTR_PACKET_TYPE) ==
 			PACKETBUF_ATTR_PACKET_TYPE_STREAM)) {
     on(); /* Wait for ACK packet */

core/net/packetbuf.h

@@ -354,9 +354,11 @@ enum {
   PACKETBUF_ATTR_RELIABLE,
   PACKETBUF_ATTR_PACKET_ID,
   PACKETBUF_ATTR_PACKET_TYPE,
+#if NETSTACK_CONF_WITH_RIME
   PACKETBUF_ATTR_REXMIT,
   PACKETBUF_ATTR_MAX_REXMIT,
   PACKETBUF_ATTR_NUM_REXMIT,
+#endif /* NETSTACK_CONF_WITH_RIME */
   PACKETBUF_ATTR_PENDING,
   PACKETBUF_ATTR_FRAME_TYPE,
 #if LLSEC802154_SECURITY_LEVEL
@@ -371,18 +373,22 @@ enum {
 #endif /* LLSEC802154_SECURITY_LEVEL */
   
   /* Scope 2 attributes: used between end-to-end nodes. */
+#if NETSTACK_CONF_WITH_RIME
   PACKETBUF_ATTR_HOPS,
   PACKETBUF_ATTR_TTL,
   PACKETBUF_ATTR_EPACKET_ID,
   PACKETBUF_ATTR_EPACKET_TYPE,
   PACKETBUF_ATTR_ERELIABLE,
+#endif /* NETSTACK_CONF_WITH_RIME */
 
   /* These must be last */
   PACKETBUF_ADDR_SENDER,
   PACKETBUF_ADDR_RECEIVER,
+#if NETSTACK_CONF_WITH_RIME
   PACKETBUF_ADDR_ESENDER,
   PACKETBUF_ADDR_ERECEIVER,
-  
+#endif /* NETSTACK_CONF_WITH_RIME */
+
   PACKETBUF_ATTR_MAX
 };
 
@@ -404,7 +410,11 @@ enum {
 };
 #endif /* LLSEC802154_USES_EXPLICIT_KEYS */
 
+#if NETSTACK_CONF_WITH_RIME
 #define PACKETBUF_NUM_ADDRS 4
+#else /* NETSTACK_CONF_WITH_RIME */
+#define PACKETBUF_NUM_ADDRS 2
+#endif /* NETSTACK_CONF_WITH_RIME */
 #define PACKETBUF_NUM_ATTRS (PACKETBUF_ATTR_MAX - PACKETBUF_NUM_ADDRS)
 #define PACKETBUF_ADDR_FIRST PACKETBUF_ADDR_SENDER