Merge commit 'origin/trunk@12184' into fedora

[iptables.git] / trunk / include / linux / netfilter / xt_conntrack.h

diff --git a/trunk/include/linux/netfilter/xt_conntrack.h b/trunk/include/linux/netfilter/xt_conntrack.h
new file mode 100644 (file)
index 0000000..f3fd83e
--- /dev/null
+++ b/trunk/include/linux/netfilter/xt_conntrack.h
@@ -0,0 +1,83 @@
+/* Header file for kernel module to match connection tracking information.
+ * GPL (C) 2001  Marc Boucher (marc@mbsi.ca).
+ */
+
+#ifndef _XT_CONNTRACK_H
+#define _XT_CONNTRACK_H
+
+#include <linux/netfilter/nf_conntrack_tuple_common.h>
+
+#define XT_CONNTRACK_STATE_BIT(ctinfo) (1 << ((ctinfo)%IP_CT_IS_REPLY+1))
+#define XT_CONNTRACK_STATE_INVALID (1 << 0)
+
+#define XT_CONNTRACK_STATE_SNAT (1 << (IP_CT_NUMBER + 1))
+#define XT_CONNTRACK_STATE_DNAT (1 << (IP_CT_NUMBER + 2))
+#define XT_CONNTRACK_STATE_UNTRACKED (1 << (IP_CT_NUMBER + 3))
+
+/* flags, invflags: */
+enum {
+       XT_CONNTRACK_STATE        = 1 << 0,
+       XT_CONNTRACK_PROTO        = 1 << 1,
+       XT_CONNTRACK_ORIGSRC      = 1 << 2,
+       XT_CONNTRACK_ORIGDST      = 1 << 3,
+       XT_CONNTRACK_REPLSRC      = 1 << 4,
+       XT_CONNTRACK_REPLDST      = 1 << 5,
+       XT_CONNTRACK_STATUS       = 1 << 6,
+       XT_CONNTRACK_EXPIRES      = 1 << 7,
+       XT_CONNTRACK_ORIGSRC_PORT = 1 << 8,
+       XT_CONNTRACK_ORIGDST_PORT = 1 << 9,
+       XT_CONNTRACK_REPLSRC_PORT = 1 << 10,
+       XT_CONNTRACK_REPLDST_PORT = 1 << 11,
+       XT_CONNTRACK_DIRECTION    = 1 << 12,
+};
+
+/* This is exposed to userspace, so remains frozen in time. */
+struct ip_conntrack_old_tuple
+{
+       struct {
+               __be32 ip;
+               union {
+                       __u16 all;
+               } u;
+       } src;
+
+       struct {
+               __be32 ip;
+               union {
+                       __u16 all;
+               } u;
+
+               /* The protocol. */
+               __u16 protonum;
+       } dst;
+};
+
+struct xt_conntrack_info
+{
+       unsigned int statemask, statusmask;
+
+       struct ip_conntrack_old_tuple tuple[IP_CT_DIR_MAX];
+       struct in_addr sipmsk[IP_CT_DIR_MAX], dipmsk[IP_CT_DIR_MAX];
+
+       unsigned long expires_min, expires_max;
+
+       /* Flags word */
+       u_int8_t flags;
+       /* Inverse flags */
+       u_int8_t invflags;
+};
+
+struct xt_conntrack_mtinfo1 {
+       union nf_inet_addr origsrc_addr, origsrc_mask;
+       union nf_inet_addr origdst_addr, origdst_mask;
+       union nf_inet_addr replsrc_addr, replsrc_mask;
+       union nf_inet_addr repldst_addr, repldst_mask;
+       u_int32_t expires_min, expires_max;
+       u_int16_t l4proto;
+       __be16 origsrc_port, origdst_port;
+       __be16 replsrc_port, repldst_port;
+       u_int16_t match_flags, invert_flags;
+       u_int8_t state_mask, status_mask;
+};
+
+#endif /*_XT_CONNTRACK_H*/