author | Florian Westphal <fw@strlen.de> |
Sun, 11 Jan 2009 20:20:11 +0100 | |
changeset 0 | aa628870c1d3 |
permissions | -rw-r--r-- |
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Port of Linux 2.6.28 for use with network simulation cradle.
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#ifndef _NFNETLINK_H |
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#define _NFNETLINK_H |
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#include <linux/types.h> |
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#include <linux/netfilter/nfnetlink_compat.h> |
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enum nfnetlink_groups { |
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NFNLGRP_NONE, |
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#define NFNLGRP_NONE NFNLGRP_NONE |
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NFNLGRP_CONNTRACK_NEW, |
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#define NFNLGRP_CONNTRACK_NEW NFNLGRP_CONNTRACK_NEW |
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NFNLGRP_CONNTRACK_UPDATE, |
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#define NFNLGRP_CONNTRACK_UPDATE NFNLGRP_CONNTRACK_UPDATE |
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NFNLGRP_CONNTRACK_DESTROY, |
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#define NFNLGRP_CONNTRACK_DESTROY NFNLGRP_CONNTRACK_DESTROY |
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NFNLGRP_CONNTRACK_EXP_NEW, |
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#define NFNLGRP_CONNTRACK_EXP_NEW NFNLGRP_CONNTRACK_EXP_NEW |
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NFNLGRP_CONNTRACK_EXP_UPDATE, |
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#define NFNLGRP_CONNTRACK_EXP_UPDATE NFNLGRP_CONNTRACK_EXP_UPDATE |
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NFNLGRP_CONNTRACK_EXP_DESTROY, |
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#define NFNLGRP_CONNTRACK_EXP_DESTROY NFNLGRP_CONNTRACK_EXP_DESTROY |
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__NFNLGRP_MAX, |
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}; |
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#define NFNLGRP_MAX (__NFNLGRP_MAX - 1) |
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/* General form of address family dependent message. |
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*/ |
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struct nfgenmsg { |
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u_int8_t nfgen_family; /* AF_xxx */ |
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u_int8_t version; /* nfnetlink version */ |
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__be16 res_id; /* resource id */ |
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}; |
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#define NFNETLINK_V0 0 |
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/* netfilter netlink message types are split in two pieces: |
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* 8 bit subsystem, 8bit operation. |
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*/ |
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#define NFNL_SUBSYS_ID(x) ((x & 0xff00) >> 8) |
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#define NFNL_MSG_TYPE(x) (x & 0x00ff) |
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/* No enum here, otherwise __stringify() trick of MODULE_ALIAS_NFNL_SUBSYS() |
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* won't work anymore */ |
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#define NFNL_SUBSYS_NONE 0 |
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#define NFNL_SUBSYS_CTNETLINK 1 |
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#define NFNL_SUBSYS_CTNETLINK_EXP 2 |
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#define NFNL_SUBSYS_QUEUE 3 |
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#define NFNL_SUBSYS_ULOG 4 |
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#define NFNL_SUBSYS_COUNT 5 |
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#ifdef __KERNEL__ |
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#include <linux/netlink.h> |
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#include <linux/capability.h> |
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#include <net/netlink.h> |
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struct nfnl_callback |
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{ |
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int (*call)(struct sock *nl, struct sk_buff *skb, |
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struct nlmsghdr *nlh, struct nlattr *cda[]); |
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const struct nla_policy *policy; /* netlink attribute policy */ |
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const u_int16_t attr_count; /* number of nlattr's */ |
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}; |
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struct nfnetlink_subsystem |
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{ |
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const char *name; |
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__u8 subsys_id; /* nfnetlink subsystem ID */ |
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__u8 cb_count; /* number of callbacks */ |
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const struct nfnl_callback *cb; /* callback for individual types */ |
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}; |
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extern int nfnetlink_subsys_register(const struct nfnetlink_subsystem *n); |
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extern int nfnetlink_subsys_unregister(const struct nfnetlink_subsystem *n); |
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extern int nfnetlink_has_listeners(unsigned int group); |
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extern int nfnetlink_send(struct sk_buff *skb, u32 pid, unsigned group, |
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int echo); |
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extern int nfnetlink_unicast(struct sk_buff *skb, u_int32_t pid, int flags); |
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extern void nfnl_lock(void); |
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extern void nfnl_unlock(void); |
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#define MODULE_ALIAS_NFNL_SUBSYS(subsys) \ |
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MODULE_ALIAS("nfnetlink-subsys-" __stringify(subsys)) |
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#endif /* __KERNEL__ */ |
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#endif /* _NFNETLINK_H */ |