X-Git-Url: http://git.rot13.org/?a=blobdiff_plain;f=include%2Flinux%2Fudp.h;h=6de445c31a6492ae2aee3d1a906a7e993c3b64cb;hb=bc95f3669f5e6f63cf0b84fe4922c3c6dd4aa775;hp=014b41d1e308ca27f01e7f94bf46d906dc97252d;hpb=12e36b2f41b6cbc67386fcb9c59c32a3e2033905;p=powerpc.git

diff --git a/include/linux/udp.h b/include/linux/udp.h
index 014b41d1e3..6de445c31a 100644
--- a/include/linux/udp.h
+++ b/include/linux/udp.h
@@ -23,9 +23,18 @@ struct udphdr {
 	__be16	source;
 	__be16	dest;
 	__be16	len;
-	__be16	check;
+	__sum16	check;
 };
 
+#ifdef __KERNEL__
+#include <linux/skbuff.h>
+
+static inline struct udphdr *udp_hdr(const struct sk_buff *skb)
+{
+	return (struct udphdr *)skb_transport_header(skb);
+}
+#endif
+
 /* UDP socket options */
 #define UDP_CORK	1	/* Never send partially complete segments */
 #define UDP_ENCAP	100	/* Set the socket to accept encapsulated packets */
@@ -38,6 +47,7 @@ struct udphdr {
 #include <linux/types.h>
 
 #include <net/inet_sock.h>
+#define UDP_HTABLE_SIZE		128
 
 struct udp_sock {
 	/* inet_sock has to be the first member */
@@ -50,12 +60,23 @@ struct udp_sock {
 	 * when the socket is uncorked.
 	 */
 	__u16		 len;		/* total length of pending frames */
+	/*
+	 * Fields specific to UDP-Lite.
+	 */
+	__u16		 pcslen;
+	__u16		 pcrlen;
+/* indicator bits used by pcflag: */
+#define UDPLITE_BIT      0x1  		/* set by udplite proto init function */
+#define UDPLITE_SEND_CC  0x2  		/* set via udplite setsockopt         */
+#define UDPLITE_RECV_CC  0x4		/* set via udplite setsocktopt        */
+	__u8		 pcflag;        /* marks socket as UDP-Lite if > 0    */
 };
 
 static inline struct udp_sock *udp_sk(const struct sock *sk)
 {
 	return (struct udp_sock *)sk;
 }
+#define IS_UDPLITE(__sk) (udp_sk(__sk)->pcflag)
 
 #endif