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-rw-r--r--include/linux/in6.h11
-rw-r--r--include/linux/ipv6.h39
-rw-r--r--include/net/addrconf.h3
-rw-r--r--include/net/inet_sock.h2
-rw-r--r--include/net/ip.h10
-rw-r--r--include/net/ip6_route.h11
-rw-r--r--include/net/protocol.h3
-rw-r--r--include/net/xfrm.h17
8 files changed, 77 insertions, 19 deletions
diff --git a/include/linux/in6.h b/include/linux/in6.h
index 2a61c82af11..f674000c6c9 100644
--- a/include/linux/in6.h
+++ b/include/linux/in6.h
@@ -249,4 +249,15 @@ struct in6_flowlabel_req
* IP6T_SO_GET_REVISION_TARGET 69
*/
+/* RFC5014: Source address selection */
+#define IPV6_ADDR_PREFERENCES 72
+
+#define IPV6_PREFER_SRC_TMP 0x0001
+#define IPV6_PREFER_SRC_PUBLIC 0x0002
+#define IPV6_PREFER_SRC_PUBTMP_DEFAULT 0x0100
+#define IPV6_PREFER_SRC_COA 0x0004
+#define IPV6_PREFER_SRC_HOME 0x0400
+#define IPV6_PREFER_SRC_CGA 0x0008
+#define IPV6_PREFER_SRC_NONCGA 0x0800
+
#endif
diff --git a/include/linux/ipv6.h b/include/linux/ipv6.h
index 4aaefc349a4..c9ba0da16ce 100644
--- a/include/linux/ipv6.h
+++ b/include/linux/ipv6.h
@@ -274,8 +274,29 @@ struct ipv6_pinfo {
__be32 flow_label;
__u32 frag_size;
- __s16 hop_limit;
- __s16 mcast_hops;
+
+ /*
+ * Packed in 16bits.
+ * Omit one shift by by putting the signed field at MSB.
+ */
+#if defined(__BIG_ENDIAN_BITFIELD)
+ __s16 hop_limit:9;
+ __u16 __unused_1:7;
+#else
+ __u16 __unused_1:7;
+ __s16 hop_limit:9;
+#endif
+
+#if defined(__BIG_ENDIAN_BITFIELD)
+ /* Packed in 16bits. */
+ __s16 mcast_hops:9;
+ __u16 __unused_2:6,
+ mc_loop:1;
+#else
+ __u16 mc_loop:1,
+ __unused_2:6;
+ __s16 mcast_hops:9;
+#endif
int mcast_oif;
/* pktoption flags */
@@ -298,11 +319,14 @@ struct ipv6_pinfo {
} rxopt;
/* sockopt flags */
- __u8 mc_loop:1,
- recverr:1,
+ __u8 recverr:1,
sndflow:1,
pmtudisc:2,
- ipv6only:1;
+ ipv6only:1,
+ srcprefs:3; /* 001: prefer temporary address
+ * 010: prefer public address
+ * 100: prefer care-of address
+ */
__u8 tclass;
__u32 dst_cookie;
@@ -315,9 +339,8 @@ struct ipv6_pinfo {
struct sk_buff *pktoptions;
struct {
struct ipv6_txoptions *opt;
- struct rt6_info *rt;
- int hop_limit;
- int tclass;
+ u8 hop_limit;
+ u8 tclass;
} cork;
};
diff --git a/include/net/addrconf.h b/include/net/addrconf.h
index 232da20e717..c9276c72764 100644
--- a/include/net/addrconf.h
+++ b/include/net/addrconf.h
@@ -78,6 +78,7 @@ extern struct inet6_ifaddr *ipv6_get_ifaddr(struct net *net,
extern int ipv6_dev_get_saddr(struct net_device *dev,
struct in6_addr *daddr,
+ unsigned int srcprefs,
struct in6_addr *saddr);
extern int ipv6_get_lladdr(struct net_device *dev,
struct in6_addr *addr,
@@ -123,8 +124,6 @@ extern int ipv6_is_mld(struct sk_buff *skb, int nexthdr);
extern void addrconf_prefix_rcv(struct net_device *dev, u8 *opt, int len);
-extern int ipv6_get_hoplimit(struct net_device *dev);
-
/*
* anycast prototypes (anycast.c)
*/
diff --git a/include/net/inet_sock.h b/include/net/inet_sock.h
index b6db16d2766..a42cd63d241 100644
--- a/include/net/inet_sock.h
+++ b/include/net/inet_sock.h
@@ -136,7 +136,7 @@ struct inet_sock {
unsigned int flags;
unsigned int fragsize;
struct ip_options *opt;
- struct rtable *rt;
+ struct dst_entry *dst;
int length; /* Total length of all frames */
__be32 addr;
struct flowi fl;
diff --git a/include/net/ip.h b/include/net/ip.h
index 9f50d4f1f15..6d7bcd5e62d 100644
--- a/include/net/ip.h
+++ b/include/net/ip.h
@@ -347,10 +347,11 @@ extern int ip_forward(struct sk_buff *skb);
extern void ip_options_build(struct sk_buff *skb, struct ip_options *opt, __be32 daddr, struct rtable *rt, int is_frag);
extern int ip_options_echo(struct ip_options *dopt, struct sk_buff *skb);
extern void ip_options_fragment(struct sk_buff *skb);
-extern int ip_options_compile(struct ip_options *opt, struct sk_buff *skb);
-extern int ip_options_get(struct ip_options **optp,
+extern int ip_options_compile(struct net *net,
+ struct ip_options *opt, struct sk_buff *skb);
+extern int ip_options_get(struct net *net, struct ip_options **optp,
unsigned char *data, int optlen);
-extern int ip_options_get_from_user(struct ip_options **optp,
+extern int ip_options_get_from_user(struct net *net, struct ip_options **optp,
unsigned char __user *data, int optlen);
extern void ip_options_undo(struct ip_options * opt);
extern void ip_forward_options(struct sk_buff *skb);
@@ -361,7 +362,8 @@ extern int ip_options_rcv_srr(struct sk_buff *skb);
*/
extern void ip_cmsg_recv(struct msghdr *msg, struct sk_buff *skb);
-extern int ip_cmsg_send(struct msghdr *msg, struct ipcm_cookie *ipc);
+extern int ip_cmsg_send(struct net *net,
+ struct msghdr *msg, struct ipcm_cookie *ipc);
extern int ip_setsockopt(struct sock *sk, int level, int optname, char __user *optval, int optlen);
extern int ip_getsockopt(struct sock *sk, int level, int optname, char __user *optval, int __user *optlen);
extern int compat_ip_setsockopt(struct sock *sk, int level,
diff --git a/include/net/ip6_route.h b/include/net/ip6_route.h
index 0e2895c8b27..3ae6799c2b1 100644
--- a/include/net/ip6_route.h
+++ b/include/net/ip6_route.h
@@ -30,9 +30,12 @@ struct route_info {
#include <linux/ip.h>
#include <linux/ipv6.h>
-#define RT6_LOOKUP_F_IFACE 0x1
-#define RT6_LOOKUP_F_REACHABLE 0x2
-#define RT6_LOOKUP_F_HAS_SADDR 0x4
+#define RT6_LOOKUP_F_IFACE 0x00000001
+#define RT6_LOOKUP_F_REACHABLE 0x00000002
+#define RT6_LOOKUP_F_HAS_SADDR 0x00000004
+#define RT6_LOOKUP_F_SRCPREF_TMP 0x00000008
+#define RT6_LOOKUP_F_SRCPREF_PUBLIC 0x00000010
+#define RT6_LOOKUP_F_SRCPREF_COA 0x00000020
extern struct rt6_info *ip6_null_entry;
@@ -88,6 +91,8 @@ extern struct rt6_info *addrconf_dst_alloc(struct inet6_dev *idev,
const struct in6_addr *addr,
int anycast);
+extern int ip6_dst_hoplimit(struct dst_entry *dst);
+
/*
* support functions for ND
*
diff --git a/include/net/protocol.h b/include/net/protocol.h
index ad8c584233a..8d024d7cb74 100644
--- a/include/net/protocol.h
+++ b/include/net/protocol.h
@@ -39,7 +39,8 @@ struct net_protocol {
int (*gso_send_check)(struct sk_buff *skb);
struct sk_buff *(*gso_segment)(struct sk_buff *skb,
int features);
- int no_policy;
+ unsigned int no_policy:1,
+ netns_ok:1;
};
#if defined(CONFIG_IPV6) || defined (CONFIG_IPV6_MODULE)
diff --git a/include/net/xfrm.h b/include/net/xfrm.h
index c435620dbb3..bed7d43932f 100644
--- a/include/net/xfrm.h
+++ b/include/net/xfrm.h
@@ -1045,6 +1045,23 @@ xfrm_address_t *xfrm_flowi_saddr(struct flowi *fl, unsigned short family)
return NULL;
}
+static __inline__
+void xfrm_flowi_addr_get(struct flowi *fl,
+ xfrm_address_t *saddr, xfrm_address_t *daddr,
+ unsigned short family)
+{
+ switch(family) {
+ case AF_INET:
+ memcpy(&saddr->a4, &fl->fl4_src, sizeof(saddr->a4));
+ memcpy(&daddr->a4, &fl->fl4_dst, sizeof(daddr->a4));
+ break;
+ case AF_INET6:
+ ipv6_addr_copy((struct in6_addr *)&saddr->a6, &fl->fl6_src);
+ ipv6_addr_copy((struct in6_addr *)&daddr->a6, &fl->fl6_dst);
+ break;
+ }
+}
+
static __inline__ int
__xfrm4_state_addr_check(struct xfrm_state *x,
xfrm_address_t *daddr, xfrm_address_t *saddr)
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-20 17:26:31 +0000