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[/] [hf-risc/] [trunk/] [tools/] [riscv-gnu-toolchain-master/] [linux-headers/] [include/] [linux/] [netfilter/] [nfnetlink_queue.h] - Blame information for rev 13

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1 13 serginhofr
#ifndef _NFNETLINK_QUEUE_H
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#define _NFNETLINK_QUEUE_H
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#include <linux/types.h>
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#include <linux/netfilter/nfnetlink.h>
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enum nfqnl_msg_types {
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        NFQNL_MSG_PACKET,               /* packet from kernel to userspace */
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        NFQNL_MSG_VERDICT,              /* verdict from userspace to kernel */
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        NFQNL_MSG_CONFIG,               /* connect to a particular queue */
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        NFQNL_MSG_VERDICT_BATCH,        /* batchv from userspace to kernel */
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        NFQNL_MSG_MAX
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};
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struct nfqnl_msg_packet_hdr {
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        __be32          packet_id;      /* unique ID of packet in queue */
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        __be16          hw_protocol;    /* hw protocol (network order) */
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        __u8    hook;           /* netfilter hook */
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} __attribute__ ((packed));
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struct nfqnl_msg_packet_hw {
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        __be16          hw_addrlen;
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        __u16   _pad;
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        __u8    hw_addr[8];
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};
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struct nfqnl_msg_packet_timestamp {
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        __aligned_be64  sec;
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        __aligned_be64  usec;
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};
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enum nfqnl_attr_type {
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        NFQA_UNSPEC,
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        NFQA_PACKET_HDR,
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        NFQA_VERDICT_HDR,               /* nfqnl_msg_verdict_hrd */
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        NFQA_MARK,                      /* __u32 nfmark */
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        NFQA_TIMESTAMP,                 /* nfqnl_msg_packet_timestamp */
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        NFQA_IFINDEX_INDEV,             /* __u32 ifindex */
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        NFQA_IFINDEX_OUTDEV,            /* __u32 ifindex */
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        NFQA_IFINDEX_PHYSINDEV,         /* __u32 ifindex */
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        NFQA_IFINDEX_PHYSOUTDEV,        /* __u32 ifindex */
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        NFQA_HWADDR,                    /* nfqnl_msg_packet_hw */
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        NFQA_PAYLOAD,                   /* opaque data payload */
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        NFQA_CT,                        /* nf_conntrack_netlink.h */
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        NFQA_CT_INFO,                   /* enum ip_conntrack_info */
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        NFQA_CAP_LEN,                   /* __u32 length of captured packet */
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        NFQA_SKB_INFO,                  /* __u32 skb meta information */
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        NFQA_EXP,                       /* nf_conntrack_netlink.h */
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        NFQA_UID,                       /* __u32 sk uid */
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        NFQA_GID,                       /* __u32 sk gid */
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        __NFQA_MAX
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};
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#define NFQA_MAX (__NFQA_MAX - 1)
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struct nfqnl_msg_verdict_hdr {
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        __be32 verdict;
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        __be32 id;
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};
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enum nfqnl_msg_config_cmds {
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        NFQNL_CFG_CMD_NONE,
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        NFQNL_CFG_CMD_BIND,
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        NFQNL_CFG_CMD_UNBIND,
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        NFQNL_CFG_CMD_PF_BIND,
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        NFQNL_CFG_CMD_PF_UNBIND,
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};
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struct nfqnl_msg_config_cmd {
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        __u8    command;        /* nfqnl_msg_config_cmds */
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        __u8    _pad;
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        __be16          pf;             /* AF_xxx for PF_[UN]BIND */
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};
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enum nfqnl_config_mode {
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        NFQNL_COPY_NONE,
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        NFQNL_COPY_META,
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        NFQNL_COPY_PACKET,
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};
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struct nfqnl_msg_config_params {
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        __be32          copy_range;
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        __u8    copy_mode;      /* enum nfqnl_config_mode */
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} __attribute__ ((packed));
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enum nfqnl_attr_config {
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        NFQA_CFG_UNSPEC,
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        NFQA_CFG_CMD,                   /* nfqnl_msg_config_cmd */
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        NFQA_CFG_PARAMS,                /* nfqnl_msg_config_params */
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        NFQA_CFG_QUEUE_MAXLEN,          /* __u32 */
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        NFQA_CFG_MASK,                  /* identify which flags to change */
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        NFQA_CFG_FLAGS,                 /* value of these flags (__u32) */
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        __NFQA_CFG_MAX
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};
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#define NFQA_CFG_MAX (__NFQA_CFG_MAX-1)
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/* Flags for NFQA_CFG_FLAGS */
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#define NFQA_CFG_F_FAIL_OPEN                    (1 << 0)
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#define NFQA_CFG_F_CONNTRACK                    (1 << 1)
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#define NFQA_CFG_F_GSO                          (1 << 2)
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#define NFQA_CFG_F_UID_GID                      (1 << 3)
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#define NFQA_CFG_F_MAX                          (1 << 4)
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/* flags for NFQA_SKB_INFO */
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/* packet appears to have wrong checksums, but they are ok */
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#define NFQA_SKB_CSUMNOTREADY (1 << 0)
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/* packet is GSO (i.e., exceeds device mtu) */
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#define NFQA_SKB_GSO (1 << 1)
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/* csum not validated (incoming device doesn't support hw checksum, etc.) */
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#define NFQA_SKB_CSUM_NOTVERIFIED (1 << 2)
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#endif /* _NFNETLINK_QUEUE_H */

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