Annotation of sys/net/if_ppp.h, Revision 1.1
1.1 ! nbrk 1: /* $OpenBSD: if_ppp.h,v 1.8 2002/07/01 19:31:34 deraadt Exp $ */
! 2: /* $NetBSD: if_ppp.h,v 1.11 1996/03/15 02:28:05 paulus Exp $ */
! 3:
! 4: /*
! 5: * if_ppp.h - Point-to-Point Protocol definitions.
! 6: *
! 7: * Copyright (c) 1984-2000 Carnegie Mellon University. All rights reserved.
! 8: *
! 9: * Redistribution and use in source and binary forms, with or without
! 10: * modification, are permitted provided that the following conditions
! 11: * are met:
! 12: *
! 13: * 1. Redistributions of source code must retain the above copyright
! 14: * notice, this list of conditions and the following disclaimer.
! 15: *
! 16: * 2. Redistributions in binary form must reproduce the above copyright
! 17: * notice, this list of conditions and the following disclaimer in
! 18: * the documentation and/or other materials provided with the
! 19: * distribution.
! 20: *
! 21: * 3. The name "Carnegie Mellon University" must not be used to
! 22: * endorse or promote products derived from this software without
! 23: * prior written permission. For permission or any legal
! 24: * details, please contact
! 25: * Office of Technology Transfer
! 26: * Carnegie Mellon University
! 27: * 5000 Forbes Avenue
! 28: * Pittsburgh, PA 15213-3890
! 29: * (412) 268-4387, fax: (412) 268-7395
! 30: * tech-transfer@andrew.cmu.edu
! 31: *
! 32: * 4. Redistributions of any form whatsoever must retain the following
! 33: * acknowledgment:
! 34: * "This product includes software developed by Computing Services
! 35: * at Carnegie Mellon University (http://www.cmu.edu/computing/)."
! 36: *
! 37: * CARNEGIE MELLON UNIVERSITY DISCLAIMS ALL WARRANTIES WITH REGARD TO
! 38: * THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
! 39: * AND FITNESS, IN NO EVENT SHALL CARNEGIE MELLON UNIVERSITY BE LIABLE
! 40: * FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
! 41: * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN
! 42: * AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
! 43: * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
! 44: */
! 45:
! 46: #ifndef _NET_IF_PPP_H_
! 47: #define _NET_IF_PPP_H_
! 48:
! 49: /*
! 50: * Packet sizes
! 51: */
! 52: #define PPP_MTU 1500 /* Default MTU (size of Info field) */
! 53: #define PPP_MAXMRU 65000 /* Largest MRU we allow */
! 54:
! 55: /*
! 56: * Bit definitions for flags.
! 57: */
! 58: #define SC_COMP_PROT 0x00000001 /* protocol compression (output) */
! 59: #define SC_COMP_AC 0x00000002 /* header compression (output) */
! 60: #define SC_COMP_TCP 0x00000004 /* TCP (VJ) compression (output) */
! 61: #define SC_NO_TCP_CCID 0x00000008 /* disable VJ connection-id comp. */
! 62: #define SC_REJ_COMP_AC 0x00000010 /* reject adrs/ctrl comp. on input */
! 63: #define SC_REJ_COMP_TCP 0x00000020 /* reject TCP (VJ) comp. on input */
! 64: #define SC_CCP_OPEN 0x00000040 /* Look at CCP packets */
! 65: #define SC_CCP_UP 0x00000080 /* May send/recv compressed packets */
! 66: #define SC_DEBUG 0x00010000 /* enable debug messages */
! 67: #define SC_LOG_INPKT 0x00020000 /* log contents of good pkts recvd */
! 68: #define SC_LOG_OUTPKT 0x00040000 /* log contents of pkts sent */
! 69: #define SC_LOG_RAWIN 0x00080000 /* log all chars received */
! 70: #define SC_LOG_FLUSH 0x00100000 /* log all chars flushed */
! 71: #define SC_RCV_B7_0 0x01000000 /* have rcvd char with bit 7 = 0 */
! 72: #define SC_RCV_B7_1 0x02000000 /* have rcvd char with bit 7 = 1 */
! 73: #define SC_RCV_EVNP 0x04000000 /* have rcvd char with even parity */
! 74: #define SC_RCV_ODDP 0x08000000 /* have rcvd char with odd parity */
! 75: #define SC_MASK 0x0fff00ff /* bits that user can change */
! 76:
! 77: /*
! 78: * State bits in sc_flags, not changeable by user.
! 79: */
! 80: #define SC_TIMEOUT 0x00000400 /* timeout is currently pending */
! 81: #define SC_VJ_RESET 0x00000800 /* need to reset VJ decomp */
! 82: #define SC_COMP_RUN 0x00001000 /* compressor has been inited */
! 83: #define SC_DECOMP_RUN 0x00002000 /* decompressor has been inited */
! 84: #define SC_DC_ERROR 0x00004000 /* non-fatal decomp error detected */
! 85: #define SC_DC_FERROR 0x00008000 /* fatal decomp error detected */
! 86: #define SC_TBUSY 0x10000000 /* xmitter doesn't need a packet yet */
! 87: #define SC_PKTLOST 0x20000000 /* have lost or dropped a packet */
! 88: #define SC_FLUSH 0x40000000 /* flush input until next PPP_FLAG */
! 89: #define SC_ESCAPED 0x80000000 /* saw a PPP_ESCAPE */
! 90:
! 91: /*
! 92: * Ioctl definitions.
! 93: */
! 94:
! 95: struct npioctl {
! 96: int protocol; /* PPP procotol, e.g. PPP_IP */
! 97: enum NPmode mode;
! 98: };
! 99:
! 100: /* Structure describing a CCP configuration option, for PPPIOCSCOMPRESS */
! 101: struct ppp_option_data {
! 102: u_char *ptr;
! 103: u_int length;
! 104: int transmit;
! 105: };
! 106:
! 107: struct ifpppstatsreq {
! 108: char ifr_name[IFNAMSIZ];
! 109: struct ppp_stats stats;
! 110: };
! 111:
! 112: struct ifpppcstatsreq {
! 113: char ifr_name[IFNAMSIZ];
! 114: struct ppp_comp_stats stats;
! 115: };
! 116:
! 117: /*
! 118: * Ioctl definitions.
! 119: */
! 120:
! 121: #define PPPIOCGFLAGS _IOR('t', 90, int) /* get configuration flags */
! 122: #define PPPIOCSFLAGS _IOW('t', 89, int) /* set configuration flags */
! 123: #define PPPIOCGASYNCMAP _IOR('t', 88, int) /* get async map */
! 124: #define PPPIOCSASYNCMAP _IOW('t', 87, int) /* set async map */
! 125: #define PPPIOCGUNIT _IOR('t', 86, int) /* get ppp unit number */
! 126: #define PPPIOCGRASYNCMAP _IOR('t', 85, int) /* get receive async map */
! 127: #define PPPIOCSRASYNCMAP _IOW('t', 84, int) /* set receive async map */
! 128: #define PPPIOCGMRU _IOR('t', 83, int) /* get max receive unit */
! 129: #define PPPIOCSMRU _IOW('t', 82, int) /* set max receive unit */
! 130: #define PPPIOCSMAXCID _IOW('t', 81, int) /* set VJ max slot ID */
! 131: #define PPPIOCGXASYNCMAP _IOR('t', 80, ext_accm) /* get extended ACCM */
! 132: #define PPPIOCSXASYNCMAP _IOW('t', 79, ext_accm) /* set extended ACCM */
! 133: #define PPPIOCXFERUNIT _IO('t', 78) /* transfer PPP unit */
! 134: #define PPPIOCSCOMPRESS _IOW('t', 77, struct ppp_option_data)
! 135: #define PPPIOCGNPMODE _IOWR('t', 76, struct npioctl) /* get NP mode */
! 136: #define PPPIOCSNPMODE _IOW('t', 75, struct npioctl) /* set NP mode */
! 137: #define PPPIOCGIDLE _IOR('t', 74, struct ppp_idle) /* get idle time */
! 138: #define PPPIOCSPASS _IOW('t', 71, struct bpf_program) /* set pass filter */
! 139: #define PPPIOCSACTIVE _IOW('t', 70, struct bpf_program) /* set active filt */
! 140:
! 141: /* PPPIOC[GS]MTU are alternatives to SIOC[GS]IFMTU, used under Ultrix */
! 142: #define PPPIOCGMTU _IOR('t', 73, int) /* get interface MTU */
! 143: #define PPPIOCSMTU _IOW('t', 72, int) /* set interface MTU */
! 144:
! 145: /*
! 146: * These two are interface ioctls so that pppstats can do them on
! 147: * a socket without having to open the serial device.
! 148: */
! 149: #define SIOCGPPPSTATS _IOWR('i', 123, struct ifpppstatsreq)
! 150: #define SIOCGPPPCSTATS _IOWR('i', 122, struct ifpppcstatsreq)
! 151:
! 152: #ifdef _KERNEL
! 153: void pppattach(void);
! 154: int pppoutput(struct ifnet *, struct mbuf *, struct sockaddr *,
! 155: struct rtentry *);
! 156: void pppintr(void);
! 157: #endif
! 158: #endif /* _NET_IF_PPP_H_ */
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