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authorPatrick McHardy <kaber@trash.net>2007-12-17 22:38:49 -0800
committerDavid S. Miller <davem@davemloft.net>2008-01-28 14:58:58 -0800
commitf01ffbd6e7d001ccf9168b33507958a51ce0ffcf (patch)
treea5e6fae2808f371642566f3d5e75227e94b2d863 /include/net
parentcc01dcbd26865addfe9eb5431f1f9dbc511515ba (diff)
[NETFILTER]: nf_log: move logging stuff to seperate header
Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/net')
-rw-r--r--include/net/netfilter/nf_log.h59
1 files changed, 59 insertions, 0 deletions
diff --git a/include/net/netfilter/nf_log.h b/include/net/netfilter/nf_log.h
new file mode 100644
index 00000000000..f0426e59f22
--- /dev/null
+++ b/include/net/netfilter/nf_log.h
@@ -0,0 +1,59 @@
+#ifndef _NF_LOG_H
+#define _NF_LOG_H
+
+/* those NF_LOG_* defines and struct nf_loginfo are legacy definitios that will
+ * disappear once iptables is replaced with pkttables. Please DO NOT use them
+ * for any new code! */
+#define NF_LOG_TCPSEQ 0x01 /* Log TCP sequence numbers */
+#define NF_LOG_TCPOPT 0x02 /* Log TCP options */
+#define NF_LOG_IPOPT 0x04 /* Log IP options */
+#define NF_LOG_UID 0x08 /* Log UID owning local socket */
+#define NF_LOG_MASK 0x0f
+
+#define NF_LOG_TYPE_LOG 0x01
+#define NF_LOG_TYPE_ULOG 0x02
+
+struct nf_loginfo {
+ u_int8_t type;
+ union {
+ struct {
+ u_int32_t copy_len;
+ u_int16_t group;
+ u_int16_t qthreshold;
+ } ulog;
+ struct {
+ u_int8_t level;
+ u_int8_t logflags;
+ } log;
+ } u;
+};
+
+typedef void nf_logfn(unsigned int pf,
+ unsigned int hooknum,
+ const struct sk_buff *skb,
+ const struct net_device *in,
+ const struct net_device *out,
+ const struct nf_loginfo *li,
+ const char *prefix);
+
+struct nf_logger {
+ struct module *me;
+ nf_logfn *logfn;
+ char *name;
+};
+
+/* Function to register/unregister log function. */
+int nf_log_register(int pf, struct nf_logger *logger);
+void nf_log_unregister(struct nf_logger *logger);
+void nf_log_unregister_pf(int pf);
+
+/* Calls the registered backend logging function */
+void nf_log_packet(int pf,
+ unsigned int hooknum,
+ const struct sk_buff *skb,
+ const struct net_device *in,
+ const struct net_device *out,
+ struct nf_loginfo *li,
+ const char *fmt, ...);
+
+#endif /* _NF_LOG_H */