patch-2.3.99-pre2 linux/include/linux/netfilter_ipv4/compat_firewall.h
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- Lines: 46
- Date:
Sat Mar 18 16:51:35 2000
- Orig file:
v2.3.99-pre1/linux/include/linux/netfilter_ipv4/compat_firewall.h
- Orig date:
Wed Dec 31 16:00:00 1969
diff -u --recursive --new-file v2.3.99-pre1/linux/include/linux/netfilter_ipv4/compat_firewall.h linux/include/linux/netfilter_ipv4/compat_firewall.h
@@ -0,0 +1,45 @@
+/* Minor modifications to fit on compatibility framework:
+ Rusty.Russell@rustcorp.com.au
+*/
+
+#ifndef __LINUX_FIREWALL_H
+#define __LINUX_FIREWALL_H
+
+/*
+ * Definitions for loadable firewall modules
+ */
+
+#define FW_QUEUE 0
+#define FW_BLOCK 1
+#define FW_ACCEPT 2
+#define FW_REJECT (-1)
+#define FW_REDIRECT 3
+#define FW_MASQUERADE 4
+#define FW_SKIP 5
+
+struct firewall_ops
+{
+ struct firewall_ops *next;
+ int (*fw_forward)(struct firewall_ops *this, int pf,
+ struct net_device *dev, void *phdr, void *arg,
+ struct sk_buff **pskb);
+ int (*fw_input)(struct firewall_ops *this, int pf,
+ struct net_device *dev, void *phdr, void *arg,
+ struct sk_buff **pskb);
+ int (*fw_output)(struct firewall_ops *this, int pf,
+ struct net_device *dev, void *phdr, void *arg,
+ struct sk_buff **pskb);
+ /* These may be NULL. */
+ int (*fw_acct_in)(struct firewall_ops *this, int pf,
+ struct net_device *dev, void *phdr, void *arg,
+ struct sk_buff **pskb);
+ int (*fw_acct_out)(struct firewall_ops *this, int pf,
+ struct net_device *dev, void *phdr, void *arg,
+ struct sk_buff **pskb);
+};
+
+extern int register_firewall(int pf, struct firewall_ops *fw);
+extern int unregister_firewall(int pf, struct firewall_ops *fw);
+
+extern int ip_fw_masq_timeouts(void *user, int len);
+#endif /* __LINUX_FIREWALL_H */
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