include/uapi/linux/ppp-ioctl.h

   1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
   2 /*
   3  * ppp-ioctl.h - PPP ioctl definitions.
   4  *
   5  * Copyright 1999-2002 Paul Mackerras.
   6  *
   7  *  This program is free software; you can redistribute it and/or
   8  *  modify it under the terms of the GNU General Public License
   9  *  version 2 as published by the Free Software Foundation.
  10  */
  11 #ifndef _PPP_IOCTL_H
  12 #define _PPP_IOCTL_H
  13
  14 #include <linux/types.h>
  15 #include <linux/compiler.h>
  16 #include <linux/ppp_defs.h>
  17
  18 /*
  19  * Bit definitions for flags argument to PPPIOCGFLAGS/PPPIOCSFLAGS.
  20  */
  21 #define SC_COMP_PROT    0x00000001      /* protocol compression (output) */
  22 #define SC_COMP_AC      0x00000002      /* header compression (output) */
  23 #define SC_COMP_TCP     0x00000004      /* TCP (VJ) compression (output) */
  24 #define SC_NO_TCP_CCID  0x00000008      /* disable VJ connection-id comp. */
  25 #define SC_REJ_COMP_AC  0x00000010      /* reject adrs/ctrl comp. on input */
  26 #define SC_REJ_COMP_TCP 0x00000020      /* reject TCP (VJ) comp. on input */
  27 #define SC_CCP_OPEN     0x00000040      /* Look at CCP packets */
  28 #define SC_CCP_UP       0x00000080      /* May send/recv compressed packets */
  29 #define SC_ENABLE_IP    0x00000100      /* IP packets may be exchanged */
  30 #define SC_LOOP_TRAFFIC 0x00000200      /* send traffic to pppd */
  31 #define SC_MULTILINK    0x00000400      /* do multilink encapsulation */
  32 #define SC_MP_SHORTSEQ  0x00000800      /* use short MP sequence numbers */
  33 #define SC_COMP_RUN     0x00001000      /* compressor has been inited */
  34 #define SC_DECOMP_RUN   0x00002000      /* decompressor has been inited */
  35 #define SC_MP_XSHORTSEQ 0x00004000      /* transmit short MP seq numbers */
  36 #define SC_DEBUG        0x00010000      /* enable debug messages */
  37 #define SC_LOG_INPKT    0x00020000      /* log contents of good pkts recvd */
  38 #define SC_LOG_OUTPKT   0x00040000      /* log contents of pkts sent */
  39 #define SC_LOG_RAWIN    0x00080000      /* log all chars received */
  40 #define SC_LOG_FLUSH    0x00100000      /* log all chars flushed */
  41 #define SC_SYNC         0x00200000      /* synchronous serial mode */
  42 #define SC_MUST_COMP    0x00400000      /* no uncompressed packets may be sent or received */
  43 #define SC_MASK         0x0f600fff      /* bits that user can change */
  44
  45 /* state bits */
  46 #define SC_XMIT_BUSY    0x10000000      /* (used by isdn_ppp?) */
  47 #define SC_RCV_ODDP     0x08000000      /* have rcvd char with odd parity */
  48 #define SC_RCV_EVNP     0x04000000      /* have rcvd char with even parity */
  49 #define SC_RCV_B7_1     0x02000000      /* have rcvd char with bit 7 = 1 */
  50 #define SC_RCV_B7_0     0x01000000      /* have rcvd char with bit 7 = 0 */
  51 #define SC_DC_FERROR    0x00800000      /* fatal decomp error detected */
  52 #define SC_DC_ERROR     0x00400000      /* non-fatal decomp error detected */
  53
  54 /* Used with PPPIOCGNPMODE/PPPIOCSNPMODE */
  55 struct npioctl {
  56         int             protocol;       /* PPP protocol, e.g. PPP_IP */
  57         enum NPmode     mode;
  58 };
  59
  60 /* Structure describing a CCP configuration option, for PPPIOCSCOMPRESS */
  61 struct ppp_option_data {
  62         __u8    __user *ptr;
  63         __u32   length;
  64         int     transmit;
  65 };
  66
  67 /* For PPPIOCGL2TPSTATS */
  68 struct pppol2tp_ioc_stats {
  69         __u16           tunnel_id;      /* redundant */
  70         __u16           session_id;     /* if zero, get tunnel stats */
  71         __u32           using_ipsec:1;  /* valid only for session_id == 0 */
  72         __aligned_u64   tx_packets;
  73         __aligned_u64   tx_bytes;
  74         __aligned_u64   tx_errors;
  75         __aligned_u64   rx_packets;
  76         __aligned_u64   rx_bytes;
  77         __aligned_u64   rx_seq_discards;
  78         __aligned_u64   rx_oos_packets;
  79         __aligned_u64   rx_errors;
  80 };
  81
  82 /*
  83  * Ioctl definitions.
  84  */
  85
  86 #define PPPIOCGFLAGS    _IOR('t', 90, int)      /* get configuration flags */
  87 #define PPPIOCSFLAGS    _IOW('t', 89, int)      /* set configuration flags */
  88 #define PPPIOCGASYNCMAP _IOR('t', 88, int)      /* get async map */
  89 #define PPPIOCSASYNCMAP _IOW('t', 87, int)      /* set async map */
  90 #define PPPIOCGUNIT     _IOR('t', 86, int)      /* get ppp unit number */
  91 #define PPPIOCGRASYNCMAP _IOR('t', 85, int)     /* get receive async map */
  92 #define PPPIOCSRASYNCMAP _IOW('t', 84, int)     /* set receive async map */
  93 #define PPPIOCGMRU      _IOR('t', 83, int)      /* get max receive unit */
  94 #define PPPIOCSMRU      _IOW('t', 82, int)      /* set max receive unit */
  95 #define PPPIOCSMAXCID   _IOW('t', 81, int)      /* set VJ max slot ID */
  96 #define PPPIOCGXASYNCMAP _IOR('t', 80, ext_accm) /* get extended ACCM */
  97 #define PPPIOCSXASYNCMAP _IOW('t', 79, ext_accm) /* set extended ACCM */
  98 #define PPPIOCXFERUNIT  _IO('t', 78)            /* transfer PPP unit */
  99 #define PPPIOCSCOMPRESS _IOW('t', 77, struct ppp_option_data)
 100 #define PPPIOCGNPMODE   _IOWR('t', 76, struct npioctl) /* get NP mode */
 101 #define PPPIOCSNPMODE   _IOW('t', 75, struct npioctl)  /* set NP mode */
 102 #define PPPIOCSPASS     _IOW('t', 71, struct sock_fprog) /* set pass filter */
 103 #define PPPIOCSACTIVE   _IOW('t', 70, struct sock_fprog) /* set active filt */
 104 #define PPPIOCGDEBUG    _IOR('t', 65, int)      /* Read debug level */
 105 #define PPPIOCSDEBUG    _IOW('t', 64, int)      /* Set debug level */
 106 #define PPPIOCGIDLE     _IOR('t', 63, struct ppp_idle) /* get idle time */
 107 #define PPPIOCNEWUNIT   _IOWR('t', 62, int)     /* create new ppp unit */
 108 #define PPPIOCATTACH    _IOW('t', 61, int)      /* attach to ppp unit */
 109 #define PPPIOCDETACH    _IOW('t', 60, int)      /* detach from ppp unit/chan */
 110 #define PPPIOCSMRRU     _IOW('t', 59, int)      /* set multilink MRU */
 111 #define PPPIOCCONNECT   _IOW('t', 58, int)      /* connect channel to unit */
 112 #define PPPIOCDISCONN   _IO('t', 57)            /* disconnect channel */
 113 #define PPPIOCATTCHAN   _IOW('t', 56, int)      /* attach to ppp channel */
 114 #define PPPIOCGCHAN     _IOR('t', 55, int)      /* get ppp channel number */
 115 #define PPPIOCGL2TPSTATS _IOR('t', 54, struct pppol2tp_ioc_stats)
 116
 117 #define SIOCGPPPSTATS   (SIOCDEVPRIVATE + 0)
 118 #define SIOCGPPPVER     (SIOCDEVPRIVATE + 1)    /* NEVER change this!! */
 119 #define SIOCGPPPCSTATS  (SIOCDEVPRIVATE + 2)
 120
 121 #endif /* _PPP_IOCTL_H */