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compat_firewall.h
上传用户:jlfgdled
上传日期:2013-04-10
资源大小:33168k
文件大小:1k
源码类别:
Linux/Unix编程
开发平台:
Unix_Linux
- /* 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 */