[net-next-2.6.git] / include / linux / if_ppp.h

/*
 * if_ppp.h - Point-to-Point Protocol definitions.
 *
 * Copyright (c) 1989 Carnegie Mellon University.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms are permitted
 * provided that the above copyright notice and this paragraph are
 * duplicated in all such forms and that any documentation,
 * advertising materials, and other materials related to such
 * distribution and use acknowledge that the software was developed
 * by Carnegie Mellon University.  The name of the
 * University may not be used to endorse or promote products derived
 * from this software without specific prior written permission.
 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
 * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 *
 */

/*
 *  ==FILEVERSION 20050812==
 *
 *  NOTE TO MAINTAINERS:
 *     If you modify this file at all, please set the above date.
 *     if_ppp.h is shipped with a PPP distribution as well as with the kernel;
 *     if everyone increases the FILEVERSION number above, then scripts
 *     can do the right thing when deciding whether to install a new if_ppp.h
 *     file.  Don't change the format of that line otherwise, so the
 *     installation script can recognize it.
 */

#ifndef _IF_PPP_H_
#define _IF_PPP_H_

#include <linux/types.h>
#include <linux/compiler.h>

/*
 * Packet sizes
 */

#define	PPP_MTU		1500	/* Default MTU (size of Info field) */
#define PPP_MAXMRU	65000	/* Largest MRU we allow */
#define PROTO_IPX	0x002b	/* protocol numbers */
#define PROTO_DNA_RT    0x0027  /* DNA Routing */


/*
 * Bit definitions for flags.
 */

#define SC_COMP_PROT	0x00000001	/* protocol compression (output) */
#define SC_COMP_AC	0x00000002	/* header compression (output) */
#define	SC_COMP_TCP	0x00000004	/* TCP (VJ) compression (output) */
#define SC_NO_TCP_CCID	0x00000008	/* disable VJ connection-id comp. */
#define SC_REJ_COMP_AC	0x00000010	/* reject adrs/ctrl comp. on input */
#define SC_REJ_COMP_TCP	0x00000020	/* reject TCP (VJ) comp. on input */
#define SC_CCP_OPEN	0x00000040	/* Look at CCP packets */
#define SC_CCP_UP	0x00000080	/* May send/recv compressed packets */
#define SC_ENABLE_IP	0x00000100	/* IP packets may be exchanged */
#define SC_LOOP_TRAFFIC	0x00000200	/* send traffic to pppd */
#define SC_MULTILINK	0x00000400	/* do multilink encapsulation */
#define SC_MP_SHORTSEQ	0x00000800	/* use short MP sequence numbers */
#define SC_COMP_RUN	0x00001000	/* compressor has been inited */
#define SC_DECOMP_RUN	0x00002000	/* decompressor has been inited */
#define SC_MP_XSHORTSEQ	0x00004000	/* transmit short MP seq numbers */
#define SC_DEBUG	0x00010000	/* enable debug messages */
#define SC_LOG_INPKT	0x00020000	/* log contents of good pkts recvd */
#define SC_LOG_OUTPKT	0x00040000	/* log contents of pkts sent */
#define SC_LOG_RAWIN	0x00080000	/* log all chars received */
#define SC_LOG_FLUSH	0x00100000	/* log all chars flushed */
#define	SC_SYNC		0x00200000	/* synchronous serial mode */
#define	SC_MUST_COMP    0x00400000	/* no uncompressed packets may be sent or received */
#define	SC_MASK		0x0f600fff	/* bits that user can change */

/* state bits */
#define SC_XMIT_BUSY	0x10000000	/* (used by isdn_ppp?) */
#define SC_RCV_ODDP	0x08000000	/* have rcvd char with odd parity */
#define SC_RCV_EVNP	0x04000000	/* have rcvd char with even parity */
#define SC_RCV_B7_1	0x02000000	/* have rcvd char with bit 7 = 1 */
#define SC_RCV_B7_0	0x01000000	/* have rcvd char with bit 7 = 0 */
#define SC_DC_FERROR	0x00800000	/* fatal decomp error detected */
#define SC_DC_ERROR	0x00400000	/* non-fatal decomp error detected */

/*
 * Ioctl definitions.
 */

struct npioctl {
	int		protocol;	/* PPP protocol, e.g. PPP_IP */
	enum NPmode	mode;
};

/* Structure describing a CCP configuration option, for PPPIOCSCOMPRESS */
struct ppp_option_data {
	__u8	__user *ptr;
	__u32	length;
	int	transmit;
};

struct ifpppstatsreq {
	struct ifreq	 b;
	struct ppp_stats stats;			/* statistic information */
};

struct ifpppcstatsreq {
	struct ifreq	      b;
	struct ppp_comp_stats stats;
};

/* For PPPIOCGL2TPSTATS */
struct pppol2tp_ioc_stats {
	__u16		tunnel_id;	/* redundant */
	__u16		session_id;	/* if zero, get tunnel stats */
	__u32		using_ipsec:1;	/* valid only for session_id == 0 */
	aligned_u64	tx_packets;
	aligned_u64	tx_bytes;
	aligned_u64	tx_errors;
	aligned_u64	rx_packets;
	aligned_u64	rx_bytes;
	aligned_u64	rx_seq_discards;
	aligned_u64	rx_oos_packets;
	aligned_u64	rx_errors;
};

#define ifr__name       b.ifr_ifrn.ifrn_name
#define stats_ptr       b.ifr_ifru.ifru_data

/*
 * Ioctl definitions.
 */

#define	PPPIOCGFLAGS	_IOR('t', 90, int)	/* get configuration flags */
#define	PPPIOCSFLAGS	_IOW('t', 89, int)	/* set configuration flags */
#define	PPPIOCGASYNCMAP	_IOR('t', 88, int)	/* get async map */
#define	PPPIOCSASYNCMAP	_IOW('t', 87, int)	/* set async map */
#define	PPPIOCGUNIT	_IOR('t', 86, int)	/* get ppp unit number */
#define	PPPIOCGRASYNCMAP _IOR('t', 85, int)	/* get receive async map */
#define	PPPIOCSRASYNCMAP _IOW('t', 84, int)	/* set receive async map */
#define	PPPIOCGMRU	_IOR('t', 83, int)	/* get max receive unit */
#define	PPPIOCSMRU	_IOW('t', 82, int)	/* set max receive unit */
#define	PPPIOCSMAXCID	_IOW('t', 81, int)	/* set VJ max slot ID */
#define PPPIOCGXASYNCMAP _IOR('t', 80, ext_accm) /* get extended ACCM */
#define PPPIOCSXASYNCMAP _IOW('t', 79, ext_accm) /* set extended ACCM */
#define PPPIOCXFERUNIT	_IO('t', 78)		/* transfer PPP unit */
#define PPPIOCSCOMPRESS	_IOW('t', 77, struct ppp_option_data)
#define PPPIOCGNPMODE	_IOWR('t', 76, struct npioctl) /* get NP mode */
#define PPPIOCSNPMODE	_IOW('t', 75, struct npioctl)  /* set NP mode */
#define PPPIOCSPASS	_IOW('t', 71, struct sock_fprog) /* set pass filter */
#define PPPIOCSACTIVE	_IOW('t', 70, struct sock_fprog) /* set active filt */
#define PPPIOCGDEBUG	_IOR('t', 65, int)	/* Read debug level */
#define PPPIOCSDEBUG	_IOW('t', 64, int)	/* Set debug level */
#define PPPIOCGIDLE	_IOR('t', 63, struct ppp_idle) /* get idle time */
#define PPPIOCNEWUNIT	_IOWR('t', 62, int)	/* create new ppp unit */
#define PPPIOCATTACH	_IOW('t', 61, int)	/* attach to ppp unit */
#define PPPIOCDETACH	_IOW('t', 60, int)	/* detach from ppp unit/chan */
#define PPPIOCSMRRU	_IOW('t', 59, int)	/* set multilink MRU */
#define PPPIOCCONNECT	_IOW('t', 58, int)	/* connect channel to unit */
#define PPPIOCDISCONN	_IO('t', 57)		/* disconnect channel */
#define PPPIOCATTCHAN	_IOW('t', 56, int)	/* attach to ppp channel */
#define PPPIOCGCHAN	_IOR('t', 55, int)	/* get ppp channel number */
#define PPPIOCGL2TPSTATS _IOR('t', 54, struct pppol2tp_ioc_stats)

#define SIOCGPPPSTATS   (SIOCDEVPRIVATE + 0)
#define SIOCGPPPVER     (SIOCDEVPRIVATE + 1)	/* NEVER change this!! */
#define SIOCGPPPCSTATS  (SIOCDEVPRIVATE + 2)

#if !defined(ifr_mtu)
#define ifr_mtu	ifr_ifru.ifru_metric
#endif

#endif /* _IF_PPP_H_ */
Commit	Line	Data
1da177e4 LT	1	/*
	2	* if_ppp.h - Point-to-Point Protocol definitions.
	3	*
	4	* Copyright (c) 1989 Carnegie Mellon University.
	5	* All rights reserved.
	6	*
	7	* Redistribution and use in source and binary forms are permitted
	8	* provided that the above copyright notice and this paragraph are
	9	* duplicated in all such forms and that any documentation,
	10	* advertising materials, and other materials related to such
	11	* distribution and use acknowledge that the software was developed
	12	* by Carnegie Mellon University. The name of the
	13	* University may not be used to endorse or promote products derived
	14	* from this software without specific prior written permission.
	15	* THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
	16	* IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
	17	* WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
	18	*
	19	*/
	20
	21	/*
b3f9b92a	22	* ==FILEVERSION 20050812==
1da177e4 LT	23	*
	24	* NOTE TO MAINTAINERS:
	25	* If you modify this file at all, please set the above date.
	26	* if_ppp.h is shipped with a PPP distribution as well as with the kernel;
	27	* if everyone increases the FILEVERSION number above, then scripts
	28	* can do the right thing when deciding whether to install a new if_ppp.h
	29	* file. Don't change the format of that line otherwise, so the
	30	* installation script can recognize it.
	31	*/
	32
	33	#ifndef _IF_PPP_H_
	34	#define _IF_PPP_H_
	35
0fe5a8fe	36	#include <linux/types.h>
b3f9b92a MD	37	#include <linux/compiler.h>
b3f9b92a MD	38
1da177e4 LT	39	/*
	40	* Packet sizes
	41	*/
	42
	43	#define PPP_MTU 1500 /* Default MTU (size of Info field) */
	44	#define PPP_MAXMRU 65000 /* Largest MRU we allow */
	45	#define PROTO_IPX 0x002b /* protocol numbers */
	46	#define PROTO_DNA_RT 0x0027 /* DNA Routing */
	47
	48
	49	/*
	50	* Bit definitions for flags.
	51	*/
	52
	53	#define SC_COMP_PROT 0x00000001 /* protocol compression (output) */
	54	#define SC_COMP_AC 0x00000002 /* header compression (output) */
	55	#define SC_COMP_TCP 0x00000004 /* TCP (VJ) compression (output) */
	56	#define SC_NO_TCP_CCID 0x00000008 /* disable VJ connection-id comp. */
	57	#define SC_REJ_COMP_AC 0x00000010 /* reject adrs/ctrl comp. on input */
	58	#define SC_REJ_COMP_TCP 0x00000020 /* reject TCP (VJ) comp. on input */
	59	#define SC_CCP_OPEN 0x00000040 /* Look at CCP packets */
	60	#define SC_CCP_UP 0x00000080 /* May send/recv compressed packets */
	61	#define SC_ENABLE_IP 0x00000100 /* IP packets may be exchanged */
	62	#define SC_LOOP_TRAFFIC 0x00000200 /* send traffic to pppd */
	63	#define SC_MULTILINK 0x00000400 /* do multilink encapsulation */
	64	#define SC_MP_SHORTSEQ 0x00000800 /* use short MP sequence numbers */
	65	#define SC_COMP_RUN 0x00001000 /* compressor has been inited */
	66	#define SC_DECOMP_RUN 0x00002000 /* decompressor has been inited */
	67	#define SC_MP_XSHORTSEQ 0x00004000 /* transmit short MP seq numbers */
	68	#define SC_DEBUG 0x00010000 /* enable debug messages */
	69	#define SC_LOG_INPKT 0x00020000 /* log contents of good pkts recvd */
	70	#define SC_LOG_OUTPKT 0x00040000 /* log contents of pkts sent */
	71	#define SC_LOG_RAWIN 0x00080000 /* log all chars received */
	72	#define SC_LOG_FLUSH 0x00100000 /* log all chars flushed */
	73	#define SC_SYNC 0x00200000 /* synchronous serial mode */
b3f9b92a MD	74	#define SC_MUST_COMP 0x00400000 /* no uncompressed packets may be sent or received */
b3f9b92a MD	75	#define SC_MASK 0x0f600fff /* bits that user can change */
1da177e4 LT	76
	77	/* state bits */
	78	#define SC_XMIT_BUSY 0x10000000 /* (used by isdn_ppp?) */
	79	#define SC_RCV_ODDP 0x08000000 /* have rcvd char with odd parity */
	80	#define SC_RCV_EVNP 0x04000000 /* have rcvd char with even parity */
	81	#define SC_RCV_B7_1 0x02000000 /* have rcvd char with bit 7 = 1 */
	82	#define SC_RCV_B7_0 0x01000000 /* have rcvd char with bit 7 = 0 */
	83	#define SC_DC_FERROR 0x00800000 /* fatal decomp error detected */
	84	#define SC_DC_ERROR 0x00400000 /* non-fatal decomp error detected */
	85
	86	/*
	87	* Ioctl definitions.
	88	*/
	89
	90	struct npioctl {
	91	int protocol; /* PPP protocol, e.g. PPP_IP */
	92	enum NPmode mode;
	93	};
	94
	95	/* Structure describing a CCP configuration option, for PPPIOCSCOMPRESS */
	96	struct ppp_option_data {
	97	__u8 __user *ptr;
	98	__u32 length;
	99	int transmit;
	100	};
	101
	102	struct ifpppstatsreq {
	103	struct ifreq b;
	104	struct ppp_stats stats; /* statistic information */
	105	};
	106
	107	struct ifpppcstatsreq {
	108	struct ifreq b;
	109	struct ppp_comp_stats stats;
	110	};
	111
cf14a4d0 JC	112	/* For PPPIOCGL2TPSTATS */
	113	struct pppol2tp_ioc_stats {
	114	__u16 tunnel_id; /* redundant */
	115	__u16 session_id; /* if zero, get tunnel stats */
	116	__u32 using_ipsec:1; /* valid only for session_id == 0 */
	117	aligned_u64 tx_packets;
	118	aligned_u64 tx_bytes;
	119	aligned_u64 tx_errors;
	120	aligned_u64 rx_packets;
	121	aligned_u64 rx_bytes;
	122	aligned_u64 rx_seq_discards;
	123	aligned_u64 rx_oos_packets;
	124	aligned_u64 rx_errors;
	125	};
	126
1da177e4 LT	127	#define ifr__name b.ifr_ifrn.ifrn_name
	128	#define stats_ptr b.ifr_ifru.ifru_data
	129
	130	/*
	131	* Ioctl definitions.
	132	*/
	133
	134	#define PPPIOCGFLAGS _IOR('t', 90, int) /* get configuration flags */
	135	#define PPPIOCSFLAGS _IOW('t', 89, int) /* set configuration flags */
	136	#define PPPIOCGASYNCMAP _IOR('t', 88, int) /* get async map */
	137	#define PPPIOCSASYNCMAP _IOW('t', 87, int) /* set async map */
	138	#define PPPIOCGUNIT _IOR('t', 86, int) /* get ppp unit number */
	139	#define PPPIOCGRASYNCMAP _IOR('t', 85, int) /* get receive async map */
	140	#define PPPIOCSRASYNCMAP _IOW('t', 84, int) /* set receive async map */
	141	#define PPPIOCGMRU _IOR('t', 83, int) /* get max receive unit */
	142	#define PPPIOCSMRU _IOW('t', 82, int) /* set max receive unit */
	143	#define PPPIOCSMAXCID _IOW('t', 81, int) /* set VJ max slot ID */
	144	#define PPPIOCGXASYNCMAP _IOR('t', 80, ext_accm) /* get extended ACCM */
	145	#define PPPIOCSXASYNCMAP _IOW('t', 79, ext_accm) /* set extended ACCM */
	146	#define PPPIOCXFERUNIT _IO('t', 78) /* transfer PPP unit */
	147	#define PPPIOCSCOMPRESS _IOW('t', 77, struct ppp_option_data)
	148	#define PPPIOCGNPMODE _IOWR('t', 76, struct npioctl) /* get NP mode */
	149	#define PPPIOCSNPMODE _IOW('t', 75, struct npioctl) /* set NP mode */
	150	#define PPPIOCSPASS _IOW('t', 71, struct sock_fprog) /* set pass filter */
	151	#define PPPIOCSACTIVE _IOW('t', 70, struct sock_fprog) /* set active filt */
	152	#define PPPIOCGDEBUG _IOR('t', 65, int) /* Read debug level */
	153	#define PPPIOCSDEBUG _IOW('t', 64, int) /* Set debug level */
	154	#define PPPIOCGIDLE _IOR('t', 63, struct ppp_idle) /* get idle time */
	155	#define PPPIOCNEWUNIT _IOWR('t', 62, int) /* create new ppp unit */
	156	#define PPPIOCATTACH _IOW('t', 61, int) /* attach to ppp unit */
	157	#define PPPIOCDETACH _IOW('t', 60, int) /* detach from ppp unit/chan */
	158	#define PPPIOCSMRRU _IOW('t', 59, int) /* set multilink MRU */
	159	#define PPPIOCCONNECT _IOW('t', 58, int) /* connect channel to unit */
	160	#define PPPIOCDISCONN _IO('t', 57) /* disconnect channel */
	161	#define PPPIOCATTCHAN _IOW('t', 56, int) /* attach to ppp channel */
	162	#define PPPIOCGCHAN _IOR('t', 55, int) /* get ppp channel number */
cf14a4d0	163	#define PPPIOCGL2TPSTATS _IOR('t', 54, struct pppol2tp_ioc_stats)
1da177e4 LT	164
	165	#define SIOCGPPPSTATS (SIOCDEVPRIVATE + 0)
	166	#define SIOCGPPPVER (SIOCDEVPRIVATE + 1) /* NEVER change this!! */
	167	#define SIOCGPPPCSTATS (SIOCDEVPRIVATE + 2)
	168
	169	#if !defined(ifr_mtu)
	170	#define ifr_mtu ifr_ifru.ifru_metric
	171	#endif
	172
	173	#endif /* _IF_PPP_H_ */