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- /*
- * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
- *
- * @APPLE_LICENSE_HEADER_START@
- *
- * The contents of this file constitute Original Code as defined in and
- * are subject to the Apple Public Source License Version 1.1 (the
- * "License"). You may not use this file except in compliance with the
- * License. Please obtain a copy of the License at
- * http://www.apple.com/publicsource and read it before using this file.
- *
- * This Original Code and all software distributed under the License are
- * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
- * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
- * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the
- * License for the specific language governing rights and limitations
- * under the License.
- *
- * @APPLE_LICENSE_HEADER_END@
- */
- /*
- * 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 MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
- *
- */
-
- #ifndef _IF_PPP_H_
- #define _IF_PPP_H_
-
- /* XXX this used to be self-contained. */
- #include <net/ppp_defs.h>
- #include <net/if.h>
-
- /*
- * Packet sizes
- */
- #define PPP_MTU 1500 /* Default MTU (size of Info field) */
- #define PPP_MAXMRU 65000 /* Largest MRU we allow */
- #define PPP_MAXMTU 16384 /* Largest MTU we allow */
-
- /*
- * 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_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_RCV_B7_0 0x01000000 /* have rcvd char with bit 7 = 0 */
- #define SC_RCV_B7_1 0x02000000 /* have rcvd char with bit 7 = 1 */
- #define SC_RCV_EVNP 0x04000000 /* have rcvd char with even parity */
- #define SC_RCV_ODDP 0x08000000 /* have rcvd char with odd parity */
- #define SC_MASK 0x0fff00ff /* bits that user can change */
-
- /*
- * State bits in sc_flags, not changeable by user.
- */
- #define SC_TIMEOUT 0x00000400 /* timeout is currently pending */
- #define SC_VJ_RESET 0x00000800 /* need to reset VJ decomp */
- #define SC_COMP_RUN 0x00001000 /* compressor has been initiated */
- #define SC_DECOMP_RUN 0x00002000 /* decompressor has been initiated */
- #define SC_DC_ERROR 0x00004000 /* non-fatal decomp error detected */
- #define SC_DC_FERROR 0x00008000 /* fatal decomp error detected */
- #define SC_TBUSY 0x10000000 /* xmitter doesn't need a packet yet */
- #define SC_PKTLOST 0x20000000 /* have lost or dropped a packet */
- #define SC_FLUSH 0x40000000 /* flush input until next PPP_FLAG */
- #define SC_ESCAPED 0x80000000 /* saw a PPP_ESCAPE */
-
- /*
- * Ioctl definitions.
- */
-
- struct npioctl {
- int protocol; /* PPP procotol, e.g. PPP_IP */
- enum NPmode mode;
- };
-
- /* Structure describing a CCP configuration option, for PPPIOCSCOMPRESS */
- struct ppp_option_data {
- u_char *ptr;
- u_int length;
- int transmit;
- };
-
- struct ifpppstatsreq {
- char ifr_name[IFNAMSIZ];
- struct ppp_stats stats;
- };
-
- struct ifpppcstatsreq {
- char ifr_name[IFNAMSIZ];
- struct ppp_comp_stats stats;
- };
-
- /*
- * 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 PPPIOCGIDLE _IOR('t', 74, struct ppp_idle) /* get idle time */
- #define PPPIOCSPASS _IOW('t', 71, struct bpf_program) /* set pass filter */
- #define PPPIOCSACTIVE _IOW('t', 70, struct bpf_program) /* set active filt */
-
- /* PPPIOC[GS]MTU are alternatives to SIOC[GS]IFMTU, used under Ultrix */
- #define PPPIOCGMTU _IOR('t', 73, int) /* get interface MTU */
- #define PPPIOCSMTU _IOW('t', 72, int) /* set interface MTU */
-
- /*
- * These two are interface ioctls so that pppstats can do them on
- * a socket without having to open the serial device.
- */
- #define SIOCGPPPSTATS _IOWR('i', 123, struct ifpppstatsreq)
- #define SIOCGPPPCSTATS _IOWR('i', 122, struct ifpppcstatsreq)
-
- #if !defined(ifr_mtu)
- #define ifr_mtu ifr_ifru.ifru_metric
- #endif
-
- #endif /* _IF_PPP_H_ */
-