uapi/linux/ppp-ioctl.h

0001 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
0002 /*
0003  * ppp-ioctl.h - PPP ioctl definitions.
0004  *
0005  * Copyright 1999-2002 Paul Mackerras.
0006  *
0007  *  This program is free software; you can redistribute it and/or
0008  *  modify it under the terms of the GNU General Public License
0009  *  version 2 as published by the Free Software Foundation.
0010  */
0011 #ifndef _PPP_IOCTL_H
0012 #define _PPP_IOCTL_H
0013
0014 #include <linux/types.h>
0015 #include <linux/compiler.h>
0016 #include <linux/ppp_defs.h>
0017
0018 /*
0019  * Bit definitions for flags argument to PPPIOCGFLAGS/PPPIOCSFLAGS.
0020  */
0021 #define SC_COMP_PROT    0x00000001  /* protocol compression (output) */
0022 #define SC_COMP_AC  0x00000002  /* header compression (output) */
0023 #define SC_COMP_TCP 0x00000004  /* TCP (VJ) compression (output) */
0024 #define SC_NO_TCP_CCID  0x00000008  /* disable VJ connection-id comp. */
0025 #define SC_REJ_COMP_AC  0x00000010  /* reject adrs/ctrl comp. on input */
0026 #define SC_REJ_COMP_TCP 0x00000020  /* reject TCP (VJ) comp. on input */
0027 #define SC_CCP_OPEN 0x00000040  /* Look at CCP packets */
0028 #define SC_CCP_UP   0x00000080  /* May send/recv compressed packets */
0029 #define SC_ENABLE_IP    0x00000100  /* IP packets may be exchanged */
0030 #define SC_LOOP_TRAFFIC 0x00000200  /* send traffic to pppd */
0031 #define SC_MULTILINK    0x00000400  /* do multilink encapsulation */
0032 #define SC_MP_SHORTSEQ  0x00000800  /* use short MP sequence numbers */
0033 #define SC_COMP_RUN 0x00001000  /* compressor has been inited */
0034 #define SC_DECOMP_RUN   0x00002000  /* decompressor has been inited */
0035 #define SC_MP_XSHORTSEQ 0x00004000  /* transmit short MP seq numbers */
0036 #define SC_DEBUG    0x00010000  /* enable debug messages */
0037 #define SC_LOG_INPKT    0x00020000  /* log contents of good pkts recvd */
0038 #define SC_LOG_OUTPKT   0x00040000  /* log contents of pkts sent */
0039 #define SC_LOG_RAWIN    0x00080000  /* log all chars received */
0040 #define SC_LOG_FLUSH    0x00100000  /* log all chars flushed */
0041 #define SC_SYNC     0x00200000  /* synchronous serial mode */
0042 #define SC_MUST_COMP    0x00400000  /* no uncompressed packets may be sent or received */
0043 #define SC_MASK     0x0f600fff  /* bits that user can change */
0044
0045 /* state bits */
0046 #define SC_XMIT_BUSY    0x10000000  /* (used by isdn_ppp?) */
0047 #define SC_RCV_ODDP 0x08000000  /* have rcvd char with odd parity */
0048 #define SC_RCV_EVNP 0x04000000  /* have rcvd char with even parity */
0049 #define SC_RCV_B7_1 0x02000000  /* have rcvd char with bit 7 = 1 */
0050 #define SC_RCV_B7_0 0x01000000  /* have rcvd char with bit 7 = 0 */
0051 #define SC_DC_FERROR    0x00800000  /* fatal decomp error detected */
0052 #define SC_DC_ERROR 0x00400000  /* non-fatal decomp error detected */
0053
0054 /* Used with PPPIOCGNPMODE/PPPIOCSNPMODE */
0055 struct npioctl {
0056     int     protocol;   /* PPP protocol, e.g. PPP_IP */
0057     enum NPmode mode;
0058 };
0059
0060 /* Structure describing a CCP configuration option, for PPPIOCSCOMPRESS */
0061 struct ppp_option_data {
0062     __u8    __user *ptr;
0063     __u32   length;
0064     int transmit;
0065 };
0066
0067 /* For PPPIOCGL2TPSTATS */
0068 struct pppol2tp_ioc_stats {
0069     __u16       tunnel_id;  /* redundant */
0070     __u16       session_id; /* if zero, get tunnel stats */
0071     __u32       using_ipsec:1;
0072     __aligned_u64   tx_packets;
0073     __aligned_u64   tx_bytes;
0074     __aligned_u64   tx_errors;
0075     __aligned_u64   rx_packets;
0076     __aligned_u64   rx_bytes;
0077     __aligned_u64   rx_seq_discards;
0078     __aligned_u64   rx_oos_packets;
0079     __aligned_u64   rx_errors;
0080 };
0081
0082 /*
0083  * Ioctl definitions.
0084  */
0085
0086 #define PPPIOCGFLAGS    _IOR('t', 90, int)  /* get configuration flags */
0087 #define PPPIOCSFLAGS    _IOW('t', 89, int)  /* set configuration flags */
0088 #define PPPIOCGASYNCMAP _IOR('t', 88, int)  /* get async map */
0089 #define PPPIOCSASYNCMAP _IOW('t', 87, int)  /* set async map */
0090 #define PPPIOCGUNIT _IOR('t', 86, int)  /* get ppp unit number */
0091 #define PPPIOCGRASYNCMAP _IOR('t', 85, int) /* get receive async map */
0092 #define PPPIOCSRASYNCMAP _IOW('t', 84, int) /* set receive async map */
0093 #define PPPIOCGMRU  _IOR('t', 83, int)  /* get max receive unit */
0094 #define PPPIOCSMRU  _IOW('t', 82, int)  /* set max receive unit */
0095 #define PPPIOCSMAXCID   _IOW('t', 81, int)  /* set VJ max slot ID */
0096 #define PPPIOCGXASYNCMAP _IOR('t', 80, ext_accm) /* get extended ACCM */
0097 #define PPPIOCSXASYNCMAP _IOW('t', 79, ext_accm) /* set extended ACCM */
0098 #define PPPIOCXFERUNIT  _IO('t', 78)        /* transfer PPP unit */
0099 #define PPPIOCSCOMPRESS _IOW('t', 77, struct ppp_option_data)
0100 #define PPPIOCGNPMODE   _IOWR('t', 76, struct npioctl) /* get NP mode */
0101 #define PPPIOCSNPMODE   _IOW('t', 75, struct npioctl)  /* set NP mode */
0102 #define PPPIOCSPASS _IOW('t', 71, struct sock_fprog) /* set pass filter */
0103 #define PPPIOCSACTIVE   _IOW('t', 70, struct sock_fprog) /* set active filt */
0104 #define PPPIOCGDEBUG    _IOR('t', 65, int)  /* Read debug level */
0105 #define PPPIOCSDEBUG    _IOW('t', 64, int)  /* Set debug level */
0106 #define PPPIOCGIDLE _IOR('t', 63, struct ppp_idle) /* get idle time */
0107 #define PPPIOCGIDLE32   _IOR('t', 63, struct ppp_idle32) /* 32-bit times */
0108 #define PPPIOCGIDLE64   _IOR('t', 63, struct ppp_idle64) /* 64-bit times */
0109 #define PPPIOCNEWUNIT   _IOWR('t', 62, int) /* create new ppp unit */
0110 #define PPPIOCATTACH    _IOW('t', 61, int)  /* attach to ppp unit */
0111 #define PPPIOCDETACH    _IOW('t', 60, int)  /* obsolete, do not use */
0112 #define PPPIOCSMRRU _IOW('t', 59, int)  /* set multilink MRU */
0113 #define PPPIOCCONNECT   _IOW('t', 58, int)  /* connect channel to unit */
0114 #define PPPIOCDISCONN   _IO('t', 57)        /* disconnect channel */
0115 #define PPPIOCATTCHAN   _IOW('t', 56, int)  /* attach to ppp channel */
0116 #define PPPIOCGCHAN _IOR('t', 55, int)  /* get ppp channel number */
0117 #define PPPIOCGL2TPSTATS _IOR('t', 54, struct pppol2tp_ioc_stats)
0118 #define PPPIOCBRIDGECHAN _IOW('t', 53, int) /* bridge one channel to another */
0119 #define PPPIOCUNBRIDGECHAN _IO('t', 52) /* unbridge channel */
0120
0121 #define SIOCGPPPSTATS   (SIOCDEVPRIVATE + 0)
0122 #define SIOCGPPPVER     (SIOCDEVPRIVATE + 1)    /* NEVER change this!! */
0123 #define SIOCGPPPCSTATS  (SIOCDEVPRIVATE + 2)
0124
0125 #endif /* _PPP_IOCTL_H */