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/*
* 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_ */
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