|  | #ifndef __NET_WEXT_H | 
|  | #define __NET_WEXT_H | 
|  |  | 
|  | /* | 
|  | * wireless extensions interface to the core code | 
|  | */ | 
|  |  | 
|  | struct net; | 
|  |  | 
|  | #ifdef CONFIG_WIRELESS_EXT | 
|  | extern int wext_proc_init(struct net *net); | 
|  | extern void wext_proc_exit(struct net *net); | 
|  | extern int wext_handle_ioctl(struct net *net, struct ifreq *ifr, unsigned int cmd, | 
|  | void __user *arg); | 
|  | #else | 
|  | static inline int wext_proc_init(struct net *net) | 
|  | { | 
|  | return 0; | 
|  | } | 
|  | static inline void wext_proc_exit(struct net *net) | 
|  | { | 
|  | return; | 
|  | } | 
|  | static inline int wext_handle_ioctl(struct net *net, struct ifreq *ifr, unsigned int cmd, | 
|  | void __user *arg) | 
|  | { | 
|  | return -EINVAL; | 
|  | } | 
|  | #endif | 
|  |  | 
|  | #endif /* __NET_WEXT_H */ |