[NET]: Protocol Independant Policy Routing Rules Framework

Derived from net/ipv/fib_rules.c

Signed-off-by: Thomas Graf <tgraf@suug.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 60 insertions, 0 deletions

diff --git a/include/linux/fib_rules.h b/include/linux/fib_rules.h
new file mode 100644
index 000000000000..5e503f0ca6e4
--- /dev/null
+++ b/include/linux/fib_rules.h
@@ -0,0 +1,60 @@
+#ifndef __LINUX_FIB_RULES_H
+#define __LINUX_FIB_RULES_H
+
+#include <linux/types.h>
+#include <linux/rtnetlink.h>
+
+/* rule is permanent, and cannot be deleted */
+#define FIB_RULE_PERMANENT      1
+
+struct fib_rule_hdr
+{
+        __u8            family;
+        __u8            dst_len;
+        __u8            src_len;
+        __u8            tos;
+
+        __u8            table;
+        __u8            res1;   /* reserved */
+        __u8            res2;   /* reserved */
+        __u8            action;
+
+        __u32           flags;
+};
+
+enum
+{
+        FRA_UNSPEC,
+        FRA_DST,        /* destination address */
+        FRA_SRC,        /* source address */
+        FRA_IFNAME,     /* interface name */
+        FRA_UNUSED1,
+        FRA_UNUSED2,
+        FRA_PRIORITY,   /* priority/preference */
+        FRA_UNUSED3,
+        FRA_UNUSED4,
+        FRA_UNUSED5,
+        FRA_FWMARK,     /* netfilter mark (IPv4) */
+        FRA_FLOW,       /* flow/class id */
+        __FRA_MAX
+};
+
+#define FRA_MAX (__FRA_MAX - 1)
+
+enum
+{
+        FR_ACT_UNSPEC,
+        FR_ACT_TO_TBL,          /* Pass to fixed table */
+        FR_ACT_RES1,
+        FR_ACT_RES2,
+        FR_ACT_RES3,
+        FR_ACT_RES4,
+        FR_ACT_BLACKHOLE,       /* Drop without notification */
+        FR_ACT_UNREACHABLE,     /* Drop with ENETUNREACH */
+        FR_ACT_PROHIBIT,        /* Drop with EACCES */
+        __FR_ACT_MAX,
+};
+
+#define FR_ACT_MAX (__FR_ACT_MAX - 1)
+
+#endif