diff options
Diffstat (limited to 'include/linux/netfilter/nfnetlink_queue.h')
-rw-r--r-- | include/linux/netfilter/nfnetlink_queue.h | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/include/linux/netfilter/nfnetlink_queue.h b/include/linux/netfilter/nfnetlink_queue.h new file mode 100644 index 00000000000..edb463a87eb --- /dev/null +++ b/include/linux/netfilter/nfnetlink_queue.h @@ -0,0 +1,85 @@ +#ifndef _NFNETLINK_QUEUE_H +#define _NFNETLINK_QUEUE_H + +#include <linux/netfilter/nfnetlink.h> + +enum nfqnl_msg_types { + NFQNL_MSG_PACKET, /* packet from kernel to userspace */ + NFQNL_MSG_VERDICT, /* verdict from userspace to kernel */ + NFQNL_MSG_CONFIG, /* connect to a particular queue */ + + NFQNL_MSG_MAX +}; + +struct nfqnl_msg_packet_hdr { + u_int32_t packet_id; /* unique ID of packet in queue */ + u_int16_t hw_protocol; /* hw protocol (network order) */ + u_int8_t hook; /* netfilter hook */ +} __attribute__ ((packed)); + +struct nfqnl_msg_packet_hw { + u_int16_t hw_addrlen; + u_int16_t _pad; + u_int8_t hw_addr[8]; +} __attribute__ ((packed)); + +struct nfqnl_msg_packet_timestamp { + u_int64_t sec; + u_int64_t usec; +} __attribute__ ((packed)); + +enum nfqnl_attr_type { + NFQA_UNSPEC, + NFQA_PACKET_HDR, + NFQA_VERDICT_HDR, /* nfqnl_msg_verdict_hrd */ + NFQA_MARK, /* u_int32_t nfmark */ + NFQA_TIMESTAMP, /* nfqnl_msg_packet_timestamp */ + NFQA_IFINDEX_INDEV, /* u_int32_t ifindex */ + NFQA_IFINDEX_OUTDEV, /* u_int32_t ifindex */ + NFQA_HWADDR, /* nfqnl_msg_packet_hw */ + NFQA_PAYLOAD, /* opaque data payload */ + + __NFQA_MAX +}; +#define NFQA_MAX (__NFQA_MAX - 1) + +struct nfqnl_msg_verdict_hdr { + u_int32_t verdict; + u_int32_t id; +} __attribute__ ((packed)); + + +enum nfqnl_msg_config_cmds { + NFQNL_CFG_CMD_NONE, + NFQNL_CFG_CMD_BIND, + NFQNL_CFG_CMD_UNBIND, + NFQNL_CFG_CMD_PF_BIND, + NFQNL_CFG_CMD_PF_UNBIND, +}; + +struct nfqnl_msg_config_cmd { + u_int8_t command; /* nfqnl_msg_config_cmds */ + u_int8_t _pad; + u_int16_t pf; /* AF_xxx for PF_[UN]BIND */ +} __attribute__ ((packed)); + +enum nfqnl_config_mode { + NFQNL_COPY_NONE, + NFQNL_COPY_META, + NFQNL_COPY_PACKET, +}; + +struct nfqnl_msg_config_params { + u_int32_t copy_range; + u_int8_t copy_mode; /* enum nfqnl_config_mode */ +} __attribute__ ((packed)); + + +enum nfqnl_attr_config { + NFQA_CFG_UNSPEC, + NFQA_CFG_CMD, /* nfqnl_msg_config_cmd */ + NFQA_CFG_PARAMS, /* nfqnl_msg_config_params */ + __NFQA_CFG_MAX +}; + +#endif /* _NFNETLINK_QUEUE_H */ |