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sicslowpan: removing unused option SICSLOWPAN_USE_FIXED_HDRLEN

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Simon Duquennoy 2018-04-05 21:40:16 +02:00 committed by Simon Duquennoy
parent 9476148191
commit d0aea6d0a1
1 changed files with 3 additions and 8 deletions
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11
os/net/ipv6/sicslowpan.c
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@ -140,9 +140,7 @@
#endif /* SICSLOWPAN_CONF_MAC_MAX_PAYLOAD */
/** \brief Fixed size of a frame header. This value is
* used in case framer returns an error or if SICSLOWPAN_USE_FIXED_HDRLEN
* is defined.
*/
* used in case framer returns an error */
#ifndef SICSLOWPAN_FIXED_HDRLEN
#define SICSLOWPAN_FIXED_HDRLEN 21
#endif
@ -1528,21 +1526,18 @@ output(const linkaddr_t *localdest)
#if SICSLOWPAN_COMPRESSION >= SICSLOWPAN_COMPRESSION_IPHC
compress_hdr_iphc(&dest);
#endif /* SICSLOWPAN_COMPRESSION >= SICSLOWPAN_COMPRESSION_IPHC */
LOG_INFO("output: header of len %d\n", packetbuf_hdr_len);
LOG_INFO("output: header len %d -> %d\n", uncomp_hdr_len, packetbuf_hdr_len);
/* Calculate NETSTACK_FRAMER's header length, that will be added in the NETSTACK_MAC.
* We calculate it here only to make a better decision of whether the outgoing packet
* needs to be fragmented or not. */
#ifndef SICSLOWPAN_USE_FIXED_HDRLEN
packetbuf_set_addr(PACKETBUF_ADDR_RECEIVER, &dest);
framer_hdrlen = NETSTACK_FRAMER.length();
if(framer_hdrlen < 0) {
/* Framing failed, we assume the maximum header length */
framer_hdrlen = SICSLOWPAN_FIXED_HDRLEN;
}
#else /* USE_FRAMER_HDRLEN */
framer_hdrlen = SICSLOWPAN_FIXED_HDRLEN;
#endif /* USE_FRAMER_HDRLEN */
max_payload = MAC_MAX_PAYLOAD - framer_hdrlen;
if((int)uip_len - (int)uncomp_hdr_len > max_payload - (int)packetbuf_hdr_len) {