diff options
| author | Joe Hershberger | 2012-05-23 07:58:05 +0000 |
|---|---|---|
| committer | Joe Hershberger | 2012-05-23 17:46:14 -0500 |
| commit | c5c59df04d6bb394209936c2a2c2a3054ead9150 (patch) | |
| tree | 166890b8221e53b6a11de975626b1e0c3fd4634e /net/net.c | |
| parent | 594c26f8a7dbb83243a5168378a2164fa08d6dd8 (diff) | |
net: cosmetic: Split struct ip_udp_hdr into ip_hdr
Add a structure that only contains IP header fields to be used by
functions that don't need UDP
Rename IP_HDR_SIZE_NO_UDP to IP_HDR_SIZE
Signed-off-by: Joe Hershberger <joe.hershberger@ni.com>
Diffstat (limited to 'net/net.c')
| -rw-r--r-- | net/net.c | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/net/net.c b/net/net.c index f0e8a6798f9..2bf5631f0d4 100644 --- a/net/net.c +++ b/net/net.c @@ -663,7 +663,7 @@ NetSendUDPPacket(uchar *ether, IPaddr_t dest, int dport, int sport, int len) static struct rpc_t rpc_specimen; #define IP_PKTSIZE (CONFIG_NET_MAXDEFRAG + sizeof(rpc_specimen.u.reply)) -#define IP_MAXUDP (IP_PKTSIZE - IP_HDR_SIZE_NO_UDP) +#define IP_MAXUDP (IP_PKTSIZE - IP_HDR_SIZE) /* * this is the packet being assembled, either data or frag control. @@ -688,11 +688,11 @@ static struct ip_udp_hdr *__NetDefragment(struct ip_udp_hdr *ip, int *lenp) u16 ip_off = ntohs(ip->ip_off); /* payload starts after IP header, this fragment is in there */ - payload = (struct hole *)(pkt_buff + IP_HDR_SIZE_NO_UDP); + payload = (struct hole *)(pkt_buff + IP_HDR_SIZE); offset8 = (ip_off & IP_OFFS); thisfrag = payload + offset8; start = offset8 * 8; - len = ntohs(ip->ip_len) - IP_HDR_SIZE_NO_UDP; + len = ntohs(ip->ip_len) - IP_HDR_SIZE; if (start + len > IP_MAXUDP) /* fragment extends too far */ return NULL; @@ -705,7 +705,7 @@ static struct ip_udp_hdr *__NetDefragment(struct ip_udp_hdr *ip, int *lenp) payload[0].prev_hole = 0; first_hole = 0; /* any IP header will work, copy the first we received */ - memcpy(localip, ip, IP_HDR_SIZE_NO_UDP); + memcpy(localip, ip, IP_HDR_SIZE); } /* @@ -788,12 +788,12 @@ static struct ip_udp_hdr *__NetDefragment(struct ip_udp_hdr *ip, int *lenp) } /* finally copy this fragment and possibly return whole packet */ - memcpy((uchar *)thisfrag, indata + IP_HDR_SIZE_NO_UDP, len); + memcpy((uchar *)thisfrag, indata + IP_HDR_SIZE, len); if (!done) return NULL; localip->ip_len = htons(total_len); - *lenp = total_len + IP_HDR_SIZE_NO_UDP; + *lenp = total_len + IP_HDR_SIZE; return localip; } @@ -983,7 +983,7 @@ NetReceive(uchar *inpkt, int len) if ((ip->ip_hl_v & 0x0f) > 0x05) return; /* Check the Checksum of the header */ - if (!NetCksumOk((uchar *)ip, IP_HDR_SIZE_NO_UDP / 2)) { + if (!NetCksumOk((uchar *)ip, IP_HDR_SIZE / 2)) { puts("checksum bad\n"); return; } @@ -1273,7 +1273,7 @@ void NetSetIP(uchar *xip, IPaddr_t dest, int dport, int sport, int len) ip->udp_dst = htons(dport); ip->udp_len = htons(UDP_HDR_SIZE + len); ip->udp_xsum = 0; - ip->ip_sum = ~NetCksum((uchar *)ip, IP_HDR_SIZE_NO_UDP / 2); + ip->ip_sum = ~NetCksum((uchar *)ip, IP_HDR_SIZE / 2); } void copy_filename(char *dst, const char *src, int size) |