diff options
Diffstat (limited to 'ANDROID_3.4.5/include/linux/ppp_channel.h')
-rw-r--r-- | ANDROID_3.4.5/include/linux/ppp_channel.h | 88 |
1 files changed, 0 insertions, 88 deletions
diff --git a/ANDROID_3.4.5/include/linux/ppp_channel.h b/ANDROID_3.4.5/include/linux/ppp_channel.h deleted file mode 100644 index 5d87f810..00000000 --- a/ANDROID_3.4.5/include/linux/ppp_channel.h +++ /dev/null @@ -1,88 +0,0 @@ -#ifndef _PPP_CHANNEL_H_ -#define _PPP_CHANNEL_H_ -/* - * Definitions for the interface between the generic PPP code - * and a PPP channel. - * - * A PPP channel provides a way for the generic PPP code to send - * and receive packets over some sort of communications medium. - * Packets are stored in sk_buffs and have the 2-byte PPP protocol - * number at the start, but not the address and control bytes. - * - * Copyright 1999 Paul Mackerras. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - * - * ==FILEVERSION 20000322== - */ - -#include <linux/list.h> -#include <linux/skbuff.h> -#include <linux/poll.h> -#include <net/net_namespace.h> - -struct ppp_channel; - -struct ppp_channel_ops { - /* Send a packet (or multilink fragment) on this channel. - Returns 1 if it was accepted, 0 if not. */ - int (*start_xmit)(struct ppp_channel *, struct sk_buff *); - /* Handle an ioctl call that has come in via /dev/ppp. */ - int (*ioctl)(struct ppp_channel *, unsigned int, unsigned long); -}; - -struct ppp_channel { - void *private; /* channel private data */ - const struct ppp_channel_ops *ops; /* operations for this channel */ - int mtu; /* max transmit packet size */ - int hdrlen; /* amount of headroom channel needs */ - void *ppp; /* opaque to channel */ - int speed; /* transfer rate (bytes/second) */ - /* the following is not used at present */ - int latency; /* overhead time in milliseconds */ -}; - -#ifdef __KERNEL__ -/* Called by the channel when it can send some more data. */ -extern void ppp_output_wakeup(struct ppp_channel *); - -/* Called by the channel to process a received PPP packet. - The packet should have just the 2-byte PPP protocol header. */ -extern void ppp_input(struct ppp_channel *, struct sk_buff *); - -/* Called by the channel when an input error occurs, indicating - that we may have missed a packet. */ -extern void ppp_input_error(struct ppp_channel *, int code); - -/* Attach a channel to a given PPP unit in specified net. */ -extern int ppp_register_net_channel(struct net *, struct ppp_channel *); - -/* Attach a channel to a given PPP unit. */ -extern int ppp_register_channel(struct ppp_channel *); - -/* Detach a channel from its PPP unit (e.g. on hangup). */ -extern void ppp_unregister_channel(struct ppp_channel *); - -/* Get the channel number for a channel */ -extern int ppp_channel_index(struct ppp_channel *); - -/* Get the unit number associated with a channel, or -1 if none */ -extern int ppp_unit_number(struct ppp_channel *); - -/* Get the device name associated with a channel, or NULL if none */ -extern char *ppp_dev_name(struct ppp_channel *); - -/* - * SMP locking notes: - * The channel code must ensure that when it calls ppp_unregister_channel, - * nothing is executing in any of the procedures above, for that - * channel. The generic layer will ensure that nothing is executing - * in the start_xmit and ioctl routines for the channel by the time - * that ppp_unregister_channel returns. - */ - -#endif /* __KERNEL__ */ -#endif |