1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2 #ifndef _NFNETLINK_LOG_H
3 #define _NFNETLINK_LOG_H
5 /* This file describes the netlink messages (i.e. 'protocol packets'),
6 * and not any kind of function definitions. It is shared between kernel and
7 * userspace. Don't put kernel specific stuff in here */
9 #include <linux/types.h>
10 #include <linux/netfilter/nfnetlink.h>
12 enum nfulnl_msg_types {
13 NFULNL_MSG_PACKET, /* packet from kernel to userspace */
14 NFULNL_MSG_CONFIG, /* connect to a particular queue */
19 struct nfulnl_msg_packet_hdr {
20 __be16 hw_protocol; /* hw protocol (network order) */
21 __u8 hook; /* netfilter hook */
25 struct nfulnl_msg_packet_hw {
31 struct nfulnl_msg_packet_timestamp {
36 enum nfulnl_vlan_attr {
38 NFULA_VLAN_PROTO, /* __be16 skb vlan_proto */
39 NFULA_VLAN_TCI, /* __be16 skb htons(vlan_tci) */
43 #define NFULA_VLAN_MAX (__NFULA_VLAN_MAX + 1)
45 enum nfulnl_attr_type {
48 NFULA_MARK, /* __u32 nfmark */
49 NFULA_TIMESTAMP, /* nfulnl_msg_packet_timestamp */
50 NFULA_IFINDEX_INDEV, /* __u32 ifindex */
51 NFULA_IFINDEX_OUTDEV, /* __u32 ifindex */
52 NFULA_IFINDEX_PHYSINDEV, /* __u32 ifindex */
53 NFULA_IFINDEX_PHYSOUTDEV, /* __u32 ifindex */
54 NFULA_HWADDR, /* nfulnl_msg_packet_hw */
55 NFULA_PAYLOAD, /* opaque data payload */
56 NFULA_PREFIX, /* string prefix */
57 NFULA_UID, /* user id of socket */
58 NFULA_SEQ, /* instance-local sequence number */
59 NFULA_SEQ_GLOBAL, /* global sequence number */
60 NFULA_GID, /* group id of socket */
61 NFULA_HWTYPE, /* hardware type */
62 NFULA_HWHEADER, /* hardware header */
63 NFULA_HWLEN, /* hardware header length */
64 NFULA_CT, /* nfnetlink_conntrack.h */
65 NFULA_CT_INFO, /* enum ip_conntrack_info */
66 NFULA_VLAN, /* nested attribute: packet vlan info */
67 NFULA_L2HDR, /* full L2 header */
71 #define NFULA_MAX (__NFULA_MAX - 1)
73 enum nfulnl_msg_config_cmds {
76 NFULNL_CFG_CMD_UNBIND,
77 NFULNL_CFG_CMD_PF_BIND,
78 NFULNL_CFG_CMD_PF_UNBIND,
81 struct nfulnl_msg_config_cmd {
82 __u8 command; /* nfulnl_msg_config_cmds */
83 } __attribute__ ((packed));
85 struct nfulnl_msg_config_mode {
89 } __attribute__ ((packed));
91 enum nfulnl_attr_config {
93 NFULA_CFG_CMD, /* nfulnl_msg_config_cmd */
94 NFULA_CFG_MODE, /* nfulnl_msg_config_mode */
95 NFULA_CFG_NLBUFSIZ, /* __u32 buffer size */
96 NFULA_CFG_TIMEOUT, /* __u32 in 1/100 s */
97 NFULA_CFG_QTHRESH, /* __u32 */
98 NFULA_CFG_FLAGS, /* __u16 */
101 #define NFULA_CFG_MAX (__NFULA_CFG_MAX -1)
103 #define NFULNL_COPY_NONE 0x00
104 #define NFULNL_COPY_META 0x01
105 #define NFULNL_COPY_PACKET 0x02
106 /* 0xff is reserved, don't use it for new copy modes. */
108 #define NFULNL_CFG_F_SEQ 0x0001
109 #define NFULNL_CFG_F_SEQ_GLOBAL 0x0002
110 #define NFULNL_CFG_F_CONNTRACK 0x0004
112 #endif /* _NFNETLINK_LOG_H */