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'if' statement replaced by a preprocessor directive.

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This commit is contained in:
Salvatore Pitrulli 2011-05-12 21:50:47 +02:00
parent 28780dff57
commit 4fb433ac1f
1 changed files with 28 additions and 28 deletions
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56
core/net/mac/contikimac.c
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@ -633,35 +633,35 @@ send_packet(mac_callback_t mac_callback, void *mac_callback_ptr)
}
packetbuf_set_attr(PACKETBUF_ATTR_MAC_ACK, 1);
if(WITH_CONTIKIMAC_HEADER) {
hdrlen = packetbuf_totlen();
if(packetbuf_hdralloc(sizeof(struct hdr)) == 0) {
/* Failed to allocate space for contikimac header */
PRINTF("contikimac: send failed, too large header\n");
return MAC_TX_ERR_FATAL;
}
chdr = packetbuf_hdrptr();
chdr->id = CONTIKIMAC_ID;
chdr->len = hdrlen;
/* Create the MAC header for the data packet. */
hdrlen = NETSTACK_FRAMER.create();
if(hdrlen == 0) {
/* Failed to send */
PRINTF("contikimac: send failed, too large header\n");
packetbuf_hdr_remove(sizeof(struct hdr));
return MAC_TX_ERR_FATAL;
}
hdrlen += sizeof(struct hdr);
} else {
/* Create the MAC header for the data packet. */
hdrlen = NETSTACK_FRAMER.create();
if(hdrlen == 0) {
/* Failed to send */
PRINTF("contikimac: send failed, too large header\n");
return MAC_TX_ERR_FATAL;
}
#if WITH_CONTIKIMAC_HEADER
hdrlen = packetbuf_totlen();
if(packetbuf_hdralloc(sizeof(struct hdr)) == 0) {
/* Failed to allocate space for contikimac header */
PRINTF("contikimac: send failed, too large header\n");
return MAC_TX_ERR_FATAL;
}
chdr = packetbuf_hdrptr();
chdr->id = CONTIKIMAC_ID;
chdr->len = hdrlen;
/* Create the MAC header for the data packet. */
hdrlen = NETSTACK_FRAMER.create();
if(hdrlen == 0) {
/* Failed to send */
PRINTF("contikimac: send failed, too large header\n");
packetbuf_hdr_remove(sizeof(struct hdr));
return MAC_TX_ERR_FATAL;
}
hdrlen += sizeof(struct hdr);
#else
/* Create the MAC header for the data packet. */
hdrlen = NETSTACK_FRAMER.create();
if(hdrlen == 0) {
/* Failed to send */
PRINTF("contikimac: send failed, too large header\n");
return MAC_TX_ERR_FATAL;
}
#endif
/* Make sure that the packet is longer or equal to the shortest