/* $Id: ppp_defs.h,v 1.14 1999/08/13 01:55:40 paulus Exp $ */
/*
* ppp_defs.h - PPP definitions.
*
* Copyright 2003 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*
* Copyright (c) 1994 The Australian National University.
* All rights reserved.
*
* Permission to use, copy, modify, and distribute this software and its
* documentation is hereby granted, provided that the above copyright
* notice appears in all copies. This software is provided without any
* warranty, express or implied. The Australian National University
* makes no representations about the suitability of this software for
* any purpose.
*
* IN NO EVENT SHALL THE AUSTRALIAN NATIONAL UNIVERSITY BE LIABLE TO ANY
* PARTY FOR DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
* ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF
* THE AUSTRALIAN NATIONAL UNIVERSITY HAVE BEEN ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* THE AUSTRALIAN NATIONAL UNIVERSITY SPECIFICALLY DISCLAIMS ANY WARRANTIES,
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS
* ON AN "AS IS" BASIS, AND THE AUSTRALIAN NATIONAL UNIVERSITY HAS NO
* OBLIGATION TO PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS,
* OR MODIFICATIONS.
*/
#ifndef _PPP_DEFS_H_
#define _PPP_DEFS_H_
#pragma ident "%Z%%M% %I% %E% SMI"
#ifdef __cplusplus
extern "C" {
#endif
/*
* The basic PPP frame.
*/
#define PPP_HDRLEN 4 /* octets for standard ppp header */
#define PPP_FCSLEN 2 /* octets for FCS */
#define PPP_FCS32LEN 4 /* octets for FCS-32 */
#define PPP_MAX_MUX_LEN 127 /* maximum length of muxed frame */
#define PFF 0x80 /* protocol field flag */
/*
* Packet sizes
*/
#define PPP_MTU 1500 /* Default MTU (size of Info field) */
#define PPP_MAXMTU 65535 - (PPP_HDRLEN + PPP_FCSLEN)
#define PPP_MINMTU 64
#define PPP_MRU 1500 /* default MRU = max length of info field */
#define PPP_MAXMRU 65000 /* Largest MRU we allow */
#define PPP_MINMRU 128
#define PPP_ADDRESS(p) (((uchar_t *)(p))[0])
#define PPP_CONTROL(p) (((uchar_t *)(p))[1])
#define PPP_PROTOCOL(p) ((((uchar_t *)(p))[2] << 8) + ((uchar_t *)(p))[3])
/*
* Significant octet values.
*/
#define PPP_ALLSTATIONS 0xff /* All-Stations broadcast address */
#define PPP_UI 0x03 /* Unnumbered Information */
#define PPP_FLAG 0x7e /* Flag Sequence */
#define PPP_ESCAPE 0x7d /* Asynchronous Control Escape */
#define PPP_TRANS 0x20 /* Asynchronous transparency modifier */
/*
* Protocol field values.
*/
#define PPP_IP 0x21 /* Internet Protocol */
#define PPP_OSI 0x23 /* OSI Network Layer */
#define PPP_AT 0x29 /* AppleTalk Protocol */
#define PPP_IPX 0x2b /* IPX protocol */
#define PPP_VJC_COMP 0x2d /* VJ compressed TCP */
#define PPP_VJC_UNCOMP 0x2f /* VJ uncompressed TCP */
#define PPP_BRIDGE 0x31 /* Bridging */
#define PPP_MP 0x3d /* Multilink protocol */
#define PPP_ENCRYPT 0x53 /* Encryption */
#define PPP_ENCRYPTFRAG 0x55 /* Individual Link Encryption */
#define PPP_IPV6 0x57 /* Internet Protocol Version 6 */
#define PPP_MUX 0x59 /* PPP Muxing */
#define PPP_FULLHDR 0x61 /* IP Compression; full header */
#define PPP_COMPTCP 0x63 /* IP Compression; compressed TCP */
#define PPP_COMPNONTCP 0x65 /* IP Compression; non TCP */
#define PPP_COMPUDP8 0x67 /* IP Compression; UDP, 8 bit CID */
#define PPP_COMPRTP8 0x69 /* IP Compression; RTP, 8 bit CID */
#define PPP_COMPFRAG 0xfb /* fragment compressed below bundle */
#define PPP_COMP 0xfd /* compressed packet */
#define PPP_802HELLO 0x201 /* 802.1d Hello (OBSOLETE) */
#define PPP_MPLS 0x281 /* MPLS Unicast */
#define PPP_MPLSMC 0x283 /* MPLS Multicast */
#define PPP_COMPTCPND 0x2063 /* IP Compression; compressed TCP no delta */
#define PPP_COMPSTATE 0x2065 /* IP Compression; state message */
#define PPP_COMPUDP16 0x2067 /* IP Compression; UDP, 16 bit CID */
#define PPP_COMPRTP16 0x2069 /* IP Compression; RTP, 16 bit CID */
#define PPP_IPCP 0x8021 /* IP Control Protocol */
#define PPP_OSINLCP 0x8023 /* OSI Network Layer Control Protocol */
#define PPP_ATCP 0x8029 /* AppleTalk Control Protocol */
#define PPP_IPXCP 0x802b /* IPX Control Protocol */
#define PPP_BCP 0x8031 /* Bridging Control Protocol */
#define PPP_ECP 0x8053 /* Encryption Control Protocol */
#define PPP_ECPFRAG 0x8055 /* ECP at link level (below MP bundle) */
#define PPP_IPV6CP 0x8057 /* IPv6 Control Protocol */
#define PPP_MUXCP 0x8059 /* PPP Muxing Control Protocol */
#define PPP_CCPFRAG 0x80fb /* CCP at link level (below MP bundle) */
#define PPP_CCP 0x80fd /* Compression Control Protocol */
#define PPP_MPLSCP 0x8281 /* MPLS Control Protocol */
#define PPP_LCP 0xc021 /* Link Control Protocol */
#define PPP_PAP 0xc023 /* Password Authentication Protocol */
#define PPP_LQR 0xc025 /* Link Quality Report protocol */
#define PPP_BACP 0xc02b /* Bandwidth Allocation Control Protocol */
#define PPP_BAP 0xc02d /* Bandwidth Allocation Protocol */
#define PPP_CBCP 0xc029 /* Callback Control Protocol */
#define PPP_CHAP 0xc223 /* Challenge Handshake Auth. Protocol */
#define PPP_EAP 0xc227 /* Extensible Authentication Protocol */
/*
* Values for FCS calculations.
*/
#define PPP_INITFCS 0xffff /* Initial FCS value */
#define PPP_GOODFCS 0xf0b8 /* Good final FCS value */
#define PPP_FCS(fcs, c) (((fcs) >> 8) ^ fcstab[((fcs) ^ (c)) & 0xff])
#define PPPINITFCS16 PPP_INITFCS
#define PPPGOODFCS16 PPP_GOODFCS
#define PPPFCS16(fcs, c) PPP_FCS((fcs), (c))
#define PPPINITFCS32 0xfffffffful
#define PPPGOODFCS32 0xdebb20e3ul
#define PPPFCS32(fcs, c) (((fcs) >> 8) ^ crc32_table[((fcs) ^ (c)) & 0xff])
/* Marker values shared between pppdump and pppd. */
#define RECMARK_STARTSEND 1
#define RECMARK_STARTRECV 2
#define RECMARK_ENDSEND 3
#define RECMARK_ENDRECV 4
#define RECMARK_TIMEDELTA32 5
#define RECMARK_TIMEDELTA8 6
#define RECMARK_TIMESTART 7
/*
* A 32-bit unsigned integral type.
*/
#if !defined(__BIT_TYPES_DEFINED__) && !defined(_BITYPES) && \
!defined(__FreeBSD__) && (NS_TARGET < 40)
#ifdef UINT32_T
typedef UINT32_T u_int32_t;
#else
typedef unsigned int u_int32_t;
typedef unsigned short u_int16_t;
#endif
#endif
#if defined(__sun) && !defined(_SYS_INT_TYPES_H) && !defined(_UINT32_T)
/* Backward compatibility */
typedef uint_t uint32_t;
typedef ushort_t uint16_t;
typedef uchar_t uint8_t;
typedef unsigned long uintptr_t;
#define _UINT32_T
#endif
/*
* Extended asyncmap - allows any character to be escaped.
*/
typedef u_int32_t ext_accm[8];
/*
* What to do with network protocol (NP) packets.
*/
enum NPmode {
NPMODE_PASS, /* pass the packet through */
NPMODE_DROP, /* silently drop the packet */
NPMODE_ERROR, /* return an error */
NPMODE_QUEUE /* save it up for later. */
};
/*
* Statistics.
*/
struct pppstat {
u_int32_t ppp_ibytes; /* bytes received */
u_int32_t ppp_ipackets; /* packets received */
u_int32_t ppp_ierrors; /* receive errors */
u_int32_t ppp_obytes; /* bytes sent */
u_int32_t ppp_opackets; /* packets sent */
u_int32_t ppp_oerrors; /* transmit errors */
};
struct vjstat {
u_int32_t vjs_packets; /* outbound packets */
u_int32_t vjs_compressed; /* outbound compressed packets */
u_int32_t vjs_searches; /* searches for connection state */
u_int32_t vjs_misses; /* times couldn't find conn. state */
u_int32_t vjs_uncompressedin; /* inbound uncompressed packets */
u_int32_t vjs_compressedin; /* inbound compressed packets */
u_int32_t vjs_errorin; /* inbound unknown type packets */
u_int32_t vjs_tossed; /* inbound packets tossed because of error */
};
struct ppp_stats {
struct pppstat p; /* basic PPP statistics */
struct vjstat vj; /* VJ header compression statistics */
};
#ifdef SOL2
#define PPP_COUNTER_F "llu"
typedef uint64_t ppp_counter_t;
struct pppstat64 {
ppp_counter_t ppp_ibytes; /* bytes received */
ppp_counter_t ppp_ipackets; /* packets received */
ppp_counter_t ppp_ierrors; /* receive errors */
ppp_counter_t ppp_obytes; /* bytes sent */
ppp_counter_t ppp_opackets; /* packets sent */
ppp_counter_t ppp_oerrors; /* transmit errors */
};
struct ppp_stats64 {
struct pppstat64 p;
struct vjstat vj;
};
#else
#define PPP_COUNTER_F "u"
typedef u_int32_t ppp_counter_t;
#endif
struct compstat {
u_int32_t unc_bytes; /* total uncompressed bytes */
u_int32_t unc_packets; /* total uncompressed packets */
u_int32_t comp_bytes; /* compressed bytes */
u_int32_t comp_packets; /* compressed packets */
u_int32_t inc_bytes; /* incompressible bytes */
u_int32_t inc_packets; /* incompressible packets */
u_int32_t ratio; /* recent compression ratio << 8 */
};
struct ppp_comp_stats {
struct compstat c; /* packet compression statistics */
struct compstat d; /* packet decompression statistics */
};
/*
* The following structure records the time in seconds since
* the last NP packet was sent or received.
*/
struct ppp_idle {
/*
* Fix the length of these fields to be 32-bit, since
* otherwise, a time_t (long) is 64-bit in kernel while 32-bit
* in userland when running on a 64-bit CPU with a 64-bit OS.
*/
u_int32_t xmit_idle; /* time since last NP packet sent */
u_int32_t recv_idle; /* time since last NP packet received */
};
enum LSstat {
PPP_LINKSTAT_HANGUP = 0xabcd, /* link is hung up */
PPP_LINKSTAT_NEEDUP, /* link is down and needs to be up */
PPP_LINKSTAT_IPV4_UNBOUND, /* DL_UNBIND received on IPv4 stream */
PPP_LINKSTAT_IPV6_UNBOUND, /* DL_UNBIND received on IPv6 stream */
PPP_LINKSTAT_IPV4_BOUND, /* DL_BIND received on IPv4 stream */
PPP_LINKSTAT_IPV6_BOUND, /* DL_BIND received on IPv6 stream */
PPP_LINKSTAT_UP /* Integrated driver; hardware is up */
};
#define PPPLSMAGIC 0x53505050
struct ppp_ls {
u_int32_t magic; /* magic number identifier (PPPLSMAGIC) */
u_int32_t ppp_message; /* link status message */
};
#ifndef __P
#ifdef __STDC__
#define __P(x) x
#else
#define __P(x) ()
#endif
#endif
#ifdef __cplusplus
}
#endif
#endif /* _PPP_DEFS_H_ */