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/* From: if_ppp.h,v 1.3 1995/06/12 11:36:50 paulus Exp */
/*
* if_ppp.h - Point-to-Point Protocol definitions.
*
* Copyright (c) 1989 Carnegie Mellon University.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY CARNEGIE MELLON UNIVERSITY AND
* CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE UNIVERSITY OR CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
* IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
/*
* ==FILEVERSION 960926==
*
* 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 __NET_IF_PPP_H
#define __NET_IF_PPP_H 1
#include <sys/types.h>
#include <stdint.h>
#include <net/if.h>
#include <sys/ioctl.h>
#include <net/ppp_defs.h>
__BEGIN_DECLS
/*
* Packet sizes
*/
#define PPP_MTU 1500 /* Default MTU (size of Info field) */
#define PPP_MAXMRU 65000 /* Largest MRU we allow */
#define PPP_VERSION "2.2.0"
#define PPP_MAGIC 0x5002 /* Magic value for the ppp structure */
#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_COMP_RUN 0x00001000 /* compressor has been inited */
#define SC_DECOMP_RUN 0x00002000 /* decompressor has been inited */
#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_MASK 0x0fE0ffff /* bits that user can change */
/* state bits */
#define SC_ESCAPED 0x80000000 /* saw a PPP_ESCAPE */
#define SC_FLUSH 0x40000000 /* flush input until next PPP_FLAG */
#define SC_VJ_RESET 0x20000000 /* Need to reset the VJ decompressor */
#define SC_XMIT_BUSY 0x10000000 /* ppp_write_wakeup is active */
#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 {
uint8_t *ptr;
uint32_t length;
int transmit;
};
/* 'struct ifreq' is only available from net/if.h under __USE_MISC. */
#ifdef __USE_MISC
struct ifpppstatsreq {
struct ifreq b;
struct ppp_stats stats; /* statistic information */
};
struct ifpppcstatsreq {
struct ifreq b;
struct ppp_comp_stats stats;
};
#define ifr__name b.ifr_ifrn.ifrn_name
#define stats_ptr b.ifr_ifru.ifru_data
#endif
/*
* 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 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 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
__END_DECLS
#endif /* net/if_ppp.h */