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authorJoe Hershberger <joe.hershberger@ni.com>2012-05-23 07:58:04 +0000
committerJoe Hershberger <joe.hershberger@ni.com>2012-05-23 17:46:00 -0500
commit594c26f8a7dbb83243a5168378a2164fa08d6dd8 (patch)
treeda2d24d45ee1bb1f9320e023b3a1a24fa25c1d02 /include/net.h
parent8b9c53221f6ce30ad132e3202e6d445bc21ed8aa (diff)
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net: cosmetic: Un-typedef IP_t
Rename IP header related things to IP_UDP. The existing definition of IP_t includes UDP header, so name it to accurately describe the structure. Signed-off-by: Joe Hershberger <joe.hershberger@ni.com>
Diffstat (limited to 'include/net.h')
-rw-r--r--include/net.h11
1 files changed, 6 insertions, 5 deletions
diff --git a/include/net.h b/include/net.h
index 64700d9..3e4f304 100644
--- a/include/net.h
+++ b/include/net.h
@@ -194,9 +194,9 @@ typedef struct {
#define IPPROTO_UDP 17 /* User Datagram Protocol */
/*
- * Internet Protocol (IP) header.
+ * Internet Protocol (IP) + UDP header.
*/
-typedef struct {
+struct ip_udp_hdr {
uchar ip_hl_v; /* header length and version */
uchar ip_tos; /* type of service */
ushort ip_len; /* total length */
@@ -211,7 +211,7 @@ typedef struct {
ushort udp_dst; /* UDP destination port */
ushort udp_len; /* Length of UDP packet */
ushort udp_xsum; /* Checksum */
-} IP_t;
+};
#define IP_OFFS 0x1fff /* ip offset *= 8 */
#define IP_FLAGS 0xe000 /* first 3 bits */
@@ -219,9 +219,10 @@ typedef struct {
#define IP_FLAGS_DFRAG 0x4000 /* don't fragments */
#define IP_FLAGS_MFRAG 0x2000 /* more fragments */
-#define IP_HDR_SIZE_NO_UDP (sizeof(IP_t) - 8)
-#define IP_HDR_SIZE (sizeof(IP_t))
+#define IP_HDR_SIZE_NO_UDP (sizeof(struct ip_udp_hdr) - 8)
+#define IP_UDP_HDR_SIZE (sizeof(struct ip_udp_hdr))
+#define UDP_HDR_SIZE (IP_UDP_HDR_SIZE - IP_HDR_SIZE_NO_UDP)
/*
* Address Resolution Protocol (ARP) header.