diff options
author | Harald Welte <laforge@netfilter.org> | 2005-08-10 02:58:39 (GMT) |
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committer | David S. Miller <davem@sunset.davemloft.net> | 2005-08-29 22:38:12 (GMT) |
commit | 0597f2680d666a3bcf101ac0c771ba7e50016bbd (patch) | |
tree | ce43bf3284ce162ccb34d4ee5a9981089df5bce0 /include | |
parent | 608c8e4f7b6e61cc783283e9dff8a465a5ad59bb (diff) | |
download | linux-fsl-qoriq-0597f2680d666a3bcf101ac0c771ba7e50016bbd.tar.xz |
[NETFILTER]: Add new "nfnetlink_log" userspace packet logging facility
This is a generic (layer3 independent) version of what ipt_ULOG is already
doing for IPv4 today. ipt_ULOG, ebt_ulog and finally also ip[6]t_LOG will
be deprecated by this mechanism in the long term.
Signed-off-by: Harald Welte <laforge@netfilter.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include')
-rw-r--r-- | include/linux/netfilter/nfnetlink_log.h | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/include/linux/netfilter/nfnetlink_log.h b/include/linux/netfilter/nfnetlink_log.h new file mode 100644 index 0000000..420ff46 --- /dev/null +++ b/include/linux/netfilter/nfnetlink_log.h @@ -0,0 +1,85 @@ +#ifndef _NFNETLINK_LOG_H +#define _NFNETLINK_LOG_H + +/* This file describes the netlink messages (i.e. 'protocol packets'), + * and not any kind of function definitions. It is shared between kernel and + * userspace. Don't put kernel specific stuff in here */ + +#include <linux/netfilter/nfnetlink.h> + +enum nfulnl_msg_types { + NFULNL_MSG_PACKET, /* packet from kernel to userspace */ + NFULNL_MSG_CONFIG, /* connect to a particular queue */ + + NFULNL_MSG_MAX +}; + +struct nfulnl_msg_packet_hdr { + u_int16_t hw_protocol; /* hw protocol (network order) */ + u_int8_t hook; /* netfilter hook */ + u_int8_t _pad; +} __attribute__ ((packed)); + +struct nfulnl_msg_packet_hw { + u_int16_t hw_addrlen; + u_int16_t _pad; + u_int8_t hw_addr[8]; +} __attribute__ ((packed)); + +struct nfulnl_msg_packet_timestamp { + u_int64_t sec; + u_int64_t usec; +} __attribute__ ((packed)); + +#define NFULNL_PREFIXLEN 30 /* just like old log target */ + +enum nfulnl_attr_type { + NFULA_UNSPEC, + NFULA_PACKET_HDR, + NFULA_MARK, /* u_int32_t nfmark */ + NFULA_TIMESTAMP, /* nfulnl_msg_packet_timestamp */ + NFULA_IFINDEX_INDEV, /* u_int32_t ifindex */ + NFULA_IFINDEX_OUTDEV, /* u_int32_t ifindex */ + NFULA_HWADDR, /* nfulnl_msg_packet_hw */ + NFULA_PAYLOAD, /* opaque data payload */ + NFULA_PREFIX, /* string prefix */ + NFULA_UID, /* user id of socket */ + + __NFULA_MAX +}; +#define NFULA_MAX (__NFULA_MAX - 1) + +enum nfulnl_msg_config_cmds { + NFULNL_CFG_CMD_NONE, + NFULNL_CFG_CMD_BIND, + NFULNL_CFG_CMD_UNBIND, + NFULNL_CFG_CMD_PF_BIND, + NFULNL_CFG_CMD_PF_UNBIND, +}; + +struct nfulnl_msg_config_cmd { + u_int8_t command; /* nfulnl_msg_config_cmds */ +} __attribute__ ((packed)); + +struct nfulnl_msg_config_mode { + u_int32_t copy_range; + u_int8_t copy_mode; + u_int8_t _pad; +} __attribute__ ((packed)); + +enum nfulnl_attr_config { + NFULA_CFG_UNSPEC, + NFULA_CFG_CMD, /* nfulnl_msg_config_cmd */ + NFULA_CFG_MODE, /* nfulnl_msg_config_mode */ + NFULA_CFG_NLBUFSIZ, /* u_int32_t buffer size */ + NFULA_CFG_TIMEOUT, /* u_int32_t in 1/100 s */ + NFULA_CFG_QTHRESH, /* u_int32_t */ + __NFULA_CFG_MAX +}; +#define NFULA_CFG_MAX (__NFULA_CFG_MAX -1) + +#define NFULNL_COPY_NONE 0x00 +#define NFULNL_COPY_META 0x01 +#define NFULNL_COPY_PACKET 0x02 + +#endif /* _NFNETLINK_LOG_H */ |