172 lines
6.6 KiB
C
172 lines
6.6 KiB
C
/* From: if_ppp.h,v 1.3 1995/06/12 11:36:50 paulus Exp */
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/*
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* if_ppp.h - Point-to-Point Protocol definitions.
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*
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* Copyright (c) 1989 Carnegie Mellon University.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY CARNEGIE MELLON UNIVERSITY AND
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* CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
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* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE UNIVERSITY OR CONTRIBUTORS BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
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* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
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* IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
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* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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/*
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* ==FILEVERSION 960926==
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*
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* NOTE TO MAINTAINERS:
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* If you modify this file at all, please set the above date.
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* if_ppp.h is shipped with a PPP distribution as well as with the kernel;
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* if everyone increases the FILEVERSION number above, then scripts
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* can do the right thing when deciding whether to install a new if_ppp.h
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* file. Don't change the format of that line otherwise, so the
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* installation script can recognize it.
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*/
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#ifndef __NET_IF_PPP_H
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#define __NET_IF_PPP_H 1
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#include <sys/types.h>
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#include <stdint.h>
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#include <net/if.h>
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#include <sys/ioctl.h>
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#include <net/ppp_defs.h>
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__BEGIN_DECLS
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/*
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* Packet sizes
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*/
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#define PPP_MTU 1500 /* Default MTU (size of Info field) */
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#define PPP_MAXMRU 65000 /* Largest MRU we allow */
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#define PPP_VERSION "2.2.0"
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#define PPP_MAGIC 0x5002 /* Magic value for the ppp structure */
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#define PROTO_IPX 0x002b /* protocol numbers */
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#define PROTO_DNA_RT 0x0027 /* DNA Routing */
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/*
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* Bit definitions for flags.
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*/
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#define SC_COMP_PROT 0x00000001 /* protocol compression (output) */
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#define SC_COMP_AC 0x00000002 /* header compression (output) */
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#define SC_COMP_TCP 0x00000004 /* TCP (VJ) compression (output) */
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#define SC_NO_TCP_CCID 0x00000008 /* disable VJ connection-id comp. */
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#define SC_REJ_COMP_AC 0x00000010 /* reject adrs/ctrl comp. on input */
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#define SC_REJ_COMP_TCP 0x00000020 /* reject TCP (VJ) comp. on input */
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#define SC_CCP_OPEN 0x00000040 /* Look at CCP packets */
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#define SC_CCP_UP 0x00000080 /* May send/recv compressed packets */
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#define SC_ENABLE_IP 0x00000100 /* IP packets may be exchanged */
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#define SC_COMP_RUN 0x00001000 /* compressor has been inited */
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#define SC_DECOMP_RUN 0x00002000 /* decompressor has been inited */
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#define SC_DEBUG 0x00010000 /* enable debug messages */
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#define SC_LOG_INPKT 0x00020000 /* log contents of good pkts recvd */
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#define SC_LOG_OUTPKT 0x00040000 /* log contents of pkts sent */
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#define SC_LOG_RAWIN 0x00080000 /* log all chars received */
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#define SC_LOG_FLUSH 0x00100000 /* log all chars flushed */
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#define SC_MASK 0x0fE0ffff /* bits that user can change */
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/* state bits */
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#define SC_ESCAPED 0x80000000 /* saw a PPP_ESCAPE */
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#define SC_FLUSH 0x40000000 /* flush input until next PPP_FLAG */
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#define SC_VJ_RESET 0x20000000 /* Need to reset the VJ decompressor */
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#define SC_XMIT_BUSY 0x10000000 /* ppp_write_wakeup is active */
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#define SC_RCV_ODDP 0x08000000 /* have rcvd char with odd parity */
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#define SC_RCV_EVNP 0x04000000 /* have rcvd char with even parity */
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#define SC_RCV_B7_1 0x02000000 /* have rcvd char with bit 7 = 1 */
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#define SC_RCV_B7_0 0x01000000 /* have rcvd char with bit 7 = 0 */
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#define SC_DC_FERROR 0x00800000 /* fatal decomp error detected */
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#define SC_DC_ERROR 0x00400000 /* non-fatal decomp error detected */
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/*
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* Ioctl definitions.
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*/
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struct npioctl {
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int protocol; /* PPP protocol, e.g. PPP_IP */
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enum NPmode mode;
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};
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/* Structure describing a CCP configuration option, for PPPIOCSCOMPRESS */
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struct ppp_option_data {
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uint8_t *ptr;
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uint32_t length;
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int transmit;
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};
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/* 'struct ifreq' is only available from net/if.h under __USE_MISC. */
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#ifdef __USE_MISC
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struct ifpppstatsreq {
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struct ifreq b;
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struct ppp_stats stats; /* statistic information */
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};
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struct ifpppcstatsreq {
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struct ifreq b;
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struct ppp_comp_stats stats;
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};
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#define ifr__name b.ifr_ifrn.ifrn_name
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#define stats_ptr b.ifr_ifru.ifru_data
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#endif
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/*
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* Ioctl definitions.
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*/
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#define PPPIOCGFLAGS _IOR('t', 90, int) /* get configuration flags */
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#define PPPIOCSFLAGS _IOW('t', 89, int) /* set configuration flags */
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#define PPPIOCGASYNCMAP _IOR('t', 88, int) /* get async map */
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#define PPPIOCSASYNCMAP _IOW('t', 87, int) /* set async map */
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#define PPPIOCGUNIT _IOR('t', 86, int) /* get ppp unit number */
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#define PPPIOCGRASYNCMAP _IOR('t', 85, int) /* get receive async map */
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#define PPPIOCSRASYNCMAP _IOW('t', 84, int) /* set receive async map */
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#define PPPIOCGMRU _IOR('t', 83, int) /* get max receive unit */
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#define PPPIOCSMRU _IOW('t', 82, int) /* set max receive unit */
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#define PPPIOCSMAXCID _IOW('t', 81, int) /* set VJ max slot ID */
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#define PPPIOCGXASYNCMAP _IOR('t', 80, ext_accm) /* get extended ACCM */
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#define PPPIOCSXASYNCMAP _IOW('t', 79, ext_accm) /* set extended ACCM */
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#define PPPIOCXFERUNIT _IO('t', 78) /* transfer PPP unit */
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#define PPPIOCSCOMPRESS _IOW('t', 77, struct ppp_option_data)
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#define PPPIOCGNPMODE _IOWR('t', 76, struct npioctl) /* get NP mode */
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#define PPPIOCSNPMODE _IOW('t', 75, struct npioctl) /* set NP mode */
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#define PPPIOCGDEBUG _IOR('t', 65, int) /* Read debug level */
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#define PPPIOCSDEBUG _IOW('t', 64, int) /* Set debug level */
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#define PPPIOCGIDLE _IOR('t', 63, struct ppp_idle) /* get idle time */
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#define SIOCGPPPSTATS (SIOCDEVPRIVATE + 0)
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#define SIOCGPPPVER (SIOCDEVPRIVATE + 1) /* NEVER change this!! */
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#define SIOCGPPPCSTATS (SIOCDEVPRIVATE + 2)
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#if !defined(ifr_mtu)
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#define ifr_mtu ifr_ifru.ifru_metric
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#endif
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__END_DECLS
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#endif /* net/if_ppp.h */
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