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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-11 08:27:49 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-11 08:27:49 +0000
commitace9429bb58fd418f0c81d4c2835699bddf6bde6 (patch)
treeb2d64bc10158fdd5497876388cd68142ca374ed3 /include/uapi/linux/netfilter_ipv4.h
parentInitial commit. (diff)
downloadlinux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.tar.xz
linux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.zip
Adding upstream version 6.6.15.upstream/6.6.15
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'include/uapi/linux/netfilter_ipv4.h')
-rw-r--r--include/uapi/linux/netfilter_ipv4.h55
1 files changed, 55 insertions, 0 deletions
diff --git a/include/uapi/linux/netfilter_ipv4.h b/include/uapi/linux/netfilter_ipv4.h
new file mode 100644
index 000000000..155e77d6a
--- /dev/null
+++ b/include/uapi/linux/netfilter_ipv4.h
@@ -0,0 +1,55 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
+/* IPv4-specific defines for netfilter.
+ * (C)1998 Rusty Russell -- This code is GPL.
+ */
+#ifndef _UAPI__LINUX_IP_NETFILTER_H
+#define _UAPI__LINUX_IP_NETFILTER_H
+
+
+#include <linux/netfilter.h>
+
+/* only for userspace compatibility */
+#ifndef __KERNEL__
+
+#include <limits.h> /* for INT_MIN, INT_MAX */
+
+/* IP Hooks */
+/* After promisc drops, checksum checks. */
+#define NF_IP_PRE_ROUTING 0
+/* If the packet is destined for this box. */
+#define NF_IP_LOCAL_IN 1
+/* If the packet is destined for another interface. */
+#define NF_IP_FORWARD 2
+/* Packets coming from a local process. */
+#define NF_IP_LOCAL_OUT 3
+/* Packets about to hit the wire. */
+#define NF_IP_POST_ROUTING 4
+#define NF_IP_NUMHOOKS 5
+#endif /* ! __KERNEL__ */
+
+enum nf_ip_hook_priorities {
+ NF_IP_PRI_FIRST = INT_MIN,
+ NF_IP_PRI_RAW_BEFORE_DEFRAG = -450,
+ NF_IP_PRI_CONNTRACK_DEFRAG = -400,
+ NF_IP_PRI_RAW = -300,
+ NF_IP_PRI_SELINUX_FIRST = -225,
+ NF_IP_PRI_CONNTRACK = -200,
+ NF_IP_PRI_MANGLE = -150,
+ NF_IP_PRI_NAT_DST = -100,
+ NF_IP_PRI_FILTER = 0,
+ NF_IP_PRI_SECURITY = 50,
+ NF_IP_PRI_NAT_SRC = 100,
+ NF_IP_PRI_SELINUX_LAST = 225,
+ NF_IP_PRI_CONNTRACK_HELPER = 300,
+ NF_IP_PRI_CONNTRACK_CONFIRM = INT_MAX,
+ NF_IP_PRI_LAST = INT_MAX,
+};
+
+/* Arguments for setsockopt SOL_IP: */
+/* 2.0 firewalling went from 64 through 71 (and +256, +512, etc). */
+/* 2.2 firewalling (+ masq) went from 64 through 76 */
+/* 2.4 firewalling went 64 through 67. */
+#define SO_ORIGINAL_DST 80
+
+
+#endif /* _UAPI__LINUX_IP_NETFILTER_H */