1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ 2 #ifndef _NFNETLINK_H 3 #define _NFNETLINK_H 4 #include <linux/types.h> 5 #include <linux/netfilter/nfnetlink_compat.h> 6 7 enum nfnetlink_groups { 8 NFNLGRP_NONE, 9 #define NFNLGRP_NONE NFNLGRP_NONE 10 NFNLGRP_CONNTRACK_NEW, 11 #define NFNLGRP_CONNTRACK_NEW NFNLGRP_CONNTRACK_NEW 12 NFNLGRP_CONNTRACK_UPDATE, 13 #define NFNLGRP_CONNTRACK_UPDATE NFNLGRP_CONNTRACK_UPDATE 14 NFNLGRP_CONNTRACK_DESTROY, 15 #define NFNLGRP_CONNTRACK_DESTROY NFNLGRP_CONNTRACK_DESTROY 16 NFNLGRP_CONNTRACK_EXP_NEW, 17 #define NFNLGRP_CONNTRACK_EXP_NEW NFNLGRP_CONNTRACK_EXP_NEW 18 NFNLGRP_CONNTRACK_EXP_UPDATE, 19 #define NFNLGRP_CONNTRACK_EXP_UPDATE NFNLGRP_CONNTRACK_EXP_UPDATE 20 NFNLGRP_CONNTRACK_EXP_DESTROY, 21 #define NFNLGRP_CONNTRACK_EXP_DESTROY NFNLGRP_CONNTRACK_EXP_DESTROY 22 NFNLGRP_NFTABLES, 23 #define NFNLGRP_NFTABLES NFNLGRP_NFTABLES 24 NFNLGRP_ACCT_QUOTA, 25 #define NFNLGRP_ACCT_QUOTA NFNLGRP_ACCT_QUOTA 26 NFNLGRP_NFTRACE, 27 #define NFNLGRP_NFTRACE NFNLGRP_NFTRACE 28 __NFNLGRP_MAX, 29 }; 30 #define NFNLGRP_MAX (__NFNLGRP_MAX - 1) 31 32 /* General form of address family dependent message. 33 */ 34 struct nfgenmsg { 35 __u8 nfgen_family; /* AF_xxx */ 36 __u8 version; /* nfnetlink version */ 37 __be16 res_id; /* resource id */ 38 }; 39 40 #define NFNETLINK_V0 0 41 42 /* netfilter netlink message types are split in two pieces: 43 * 8 bit subsystem, 8bit operation. 44 */ 45 46 #define NFNL_SUBSYS_ID(x) ((x & 0xff00) >> 8) 47 #define NFNL_MSG_TYPE(x) (x & 0x00ff) 48 49 /* No enum here, otherwise __stringify() trick of MODULE_ALIAS_NFNL_SUBSYS() 50 * won't work anymore */ 51 #define NFNL_SUBSYS_NONE 0 52 #define NFNL_SUBSYS_CTNETLINK 1 53 #define NFNL_SUBSYS_CTNETLINK_EXP 2 54 #define NFNL_SUBSYS_QUEUE 3 55 #define NFNL_SUBSYS_ULOG 4 56 #define NFNL_SUBSYS_OSF 5 57 #define NFNL_SUBSYS_IPSET 6 58 #define NFNL_SUBSYS_ACCT 7 59 #define NFNL_SUBSYS_CTNETLINK_TIMEOUT 8 60 #define NFNL_SUBSYS_CTHELPER 9 61 #define NFNL_SUBSYS_NFTABLES 10 62 #define NFNL_SUBSYS_NFT_COMPAT 11 63 #define NFNL_SUBSYS_HOOK 12 64 #define NFNL_SUBSYS_COUNT 13 65 66 /* Reserved control nfnetlink messages */ 67 #define NFNL_MSG_BATCH_BEGIN NLMSG_MIN_TYPE 68 #define NFNL_MSG_BATCH_END NLMSG_MIN_TYPE+1 69 70 /** 71 * enum nfnl_batch_attributes - nfnetlink batch netlink attributes 72 * 73 * @NFNL_BATCH_GENID: generation ID for this changeset (NLA_U32) 74 */ 75 enum nfnl_batch_attributes { 76 NFNL_BATCH_UNSPEC, 77 NFNL_BATCH_GENID, 78 __NFNL_BATCH_MAX 79 }; 80 #define NFNL_BATCH_MAX (__NFNL_BATCH_MAX - 1) 81 82 #endif /* _NFNETLINK_H */