linux/arch/um/include/net_kern.h
Jeff Dike 5e7672ec3f [PATCH] uml: const more data
Make lots of structures const in order to make it obvious that they need no
locking.

Signed-off-by: Jeff Dike <jdike@addtoit.com>
Cc: Paolo 'Blaisorblade' Giarrusso <blaisorblade@yahoo.it>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2006-09-27 08:26:15 -07:00

84 lines
2.3 KiB
C

/*
* Copyright (C) 2002 Jeff Dike (jdike@karaya.com)
* Licensed under the GPL
*/
#ifndef __UM_NET_KERN_H
#define __UM_NET_KERN_H
#include <linux/netdevice.h>
#include <linux/platform_device.h>
#include <linux/skbuff.h>
#include <linux/socket.h>
#include <linux/list.h>
struct uml_net {
struct list_head list;
struct net_device *dev;
struct platform_device pdev;
int index;
unsigned char mac[ETH_ALEN];
int have_mac;
};
struct uml_net_private {
struct list_head list;
spinlock_t lock;
struct net_device *dev;
struct timer_list tl;
struct net_device_stats stats;
int fd;
unsigned char mac[ETH_ALEN];
int have_mac;
unsigned short (*protocol)(struct sk_buff *);
int (*open)(void *);
void (*close)(int, void *);
void (*remove)(void *);
int (*read)(int, struct sk_buff **skb, struct uml_net_private *);
int (*write)(int, struct sk_buff **skb, struct uml_net_private *);
void (*add_address)(unsigned char *, unsigned char *, void *);
void (*delete_address)(unsigned char *, unsigned char *, void *);
int (*set_mtu)(int mtu, void *);
int user[1];
};
struct net_kern_info {
void (*init)(struct net_device *, void *);
unsigned short (*protocol)(struct sk_buff *);
int (*read)(int, struct sk_buff **skb, struct uml_net_private *);
int (*write)(int, struct sk_buff **skb, struct uml_net_private *);
};
struct transport {
struct list_head list;
char *name;
int (*setup)(char *, char **, void *);
const struct net_user_info *user;
const struct net_kern_info *kern;
int private_size;
int setup_size;
};
extern struct net_device *ether_init(int);
extern unsigned short ether_protocol(struct sk_buff *);
extern int setup_etheraddr(char *str, unsigned char *addr);
extern struct sk_buff *ether_adjust_skb(struct sk_buff *skb, int extra);
extern int tap_setup_common(char *str, char *type, char **dev_name,
char **mac_out, char **gate_addr);
extern void register_transport(struct transport *new);
extern unsigned short eth_protocol(struct sk_buff *skb);
#endif
/*
* Overrides for Emacs so that we follow Linus's tabbing style.
* Emacs will notice this stuff at the end of the file and automatically
* adjust the settings for this buffer only. This must remain at the end
* of the file.
* ---------------------------------------------------------------------------
* Local variables:
* c-file-style: "linux"
* End:
*/