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Move IP header flags from tcp.h to ip.h and rename IP_FLAGS vs TCPFLAGS. The problem fixed here is that there IP flags were not available when TCP was disabled. The IP flags are used in ICMP and IGFMP

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This commit is contained in:
Gregory Nutt
2014-11-17 17:16:46 -06:00
parent fd236ee641
commit c64cb19861
5 changed files with 18 additions and 18 deletions
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include/nuttx/net/ip.h
+6
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@@ -70,6 +70,12 @@
#define IP_PROTO_UDP 17
#define IP_PROTO_ICMP6 58
/* Flag bits in 16-bit flags + fragment offset IPv4 header field */
#define IP_FLAG_RESERVED 0x8000
#define IP_FLAG_DONTFRAG 0x4000
#define IP_FLAG_MOREFRAGS 0x2000
/* Header sizes */
#ifdef CONFIG_NET_IPv6
include/nuttx/net/tcp.h
-6
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@@ -95,12 +95,6 @@
# define TCP_STOPPED 0x10 /* Bit 4: stopped */
/* Bit 5-7: Unused, but not available */
/* Flag bits in 16-bit flags+ipoffset IPv4 TCP header field */
#define TCPFLAG_RESERVED 0x8000
#define TCPFLAG_DONTFRAG 0x4000
#define TCPFLAG_MOREFRAGS 0x2000
/* TCP header sizes */
#define TCP_HDRLEN 20 /* Size of TCP header */
net/devif/devif_input.c
+1 -1
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@@ -112,7 +112,7 @@
/* IP fragment re-assembly */
#define IP_MF 0x20
#define IP_MF 0x20 /* See IP_FLAG_MOREFRAGS */
#define TCP_REASS_BUFSIZE (NET_DEV_MTU(dev) - NET_LL_HDRLEN(dev))
#define TCP_REASS_LASTFRAG 0x01
net/icmp/icmp_send.c
+2 -2
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@@ -136,8 +136,8 @@ void icmp_send(FAR struct net_driver_s *dev, FAR net_ipaddr_t *destaddr)
++g_ipid;
picmp->ipid[0] = g_ipid >> 8;
picmp->ipid[1] = g_ipid & 0xff;
picmp->ipoffset[0] = TCPFLAG_DONTFRAG >> 8;
picmp->ipoffset[1] = TCPFLAG_DONTFRAG & 0xff;
picmp->ipoffset[0] = IP_FLAG_DONTFRAG >> 8;
picmp->ipoffset[1] = IP_FLAG_DONTFRAG & 0xff;
picmp->ttl = IP_TTL;
picmp->proto = IP_PROTO_ICMP;
net/igmp/igmp_send.c
+2 -2
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@@ -150,8 +150,8 @@ void igmp_send(FAR struct net_driver_s *dev, FAR struct igmp_group_s *group,
++g_ipid;
IGMPBUF->ipid[0] = g_ipid >> 8;
IGMPBUF->ipid[1] = g_ipid & 0xff;
IGMPBUF->ipoffset[0] = TCPFLAG_DONTFRAG >> 8;
IGMPBUF->ipoffset[1] = TCPFLAG_DONTFRAG & 0xff;
IGMPBUF->ipoffset[0] = IP_FLAG_DONTFRAG >> 8;
IGMPBUF->ipoffset[1] = IP_FLAG_DONTFRAG & 0xff;
IGMPBUF->ttl = IGMP_TTL;
IGMPBUF->proto = IP_PROTO_IGMP;