/* Copyright (C) 1992-2020 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. The GNU C Library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with the GNU C Library; if not, see . */ #ifndef __BITS_IOCTLS_H #define __BITS_IOCTLS_H 1 #if !defined _HURD_IOCTL_H && !defined _SYS_IOCTL_H # error "Never use directly; include instead." #endif /* These macros are also defined in (with numerically identical values) but this serves to shut up cpp's complaining. */ #ifdef NL0 # undef NL0 #endif #ifdef NL1 # undef NL1 #endif #ifdef TAB0 # undef TAB0 #endif #ifdef TAB1 # undef TAB1 #endif #ifdef TAB2 # undef TAB2 #endif #ifdef CR0 # undef CR0 #endif #ifdef CR1 # undef CR1 #endif #ifdef CR2 # undef CR2 #endif #ifdef CR3 # undef CR3 #endif #ifdef FF0 # undef FF0 #endif #ifdef FF1 # undef FF1 #endif #ifdef BS0 # undef BS0 #endif #ifdef BS1 # undef BS1 #endif #ifdef MDMBUF # undef MDMBUF #endif #ifdef ECHO # undef ECHO #endif #ifdef TOSTOP # undef TOSTOP #endif #ifdef FLUSHO # undef FLUSHO #endif #ifdef PENDIN # undef PENDIN #endif #ifdef NOFLSH # undef NOFLSH #endif /* Hurd ioctl request are made up of several fields: 10987654321098765432109876543210 IOt0t1t2cc0c0cc1c1cc2ggggccccccc bits [31,30]: inout direction (enum __ioctl_dir) bits [29,11]: type encoding as follows; zero count indicates omitted datum [29,28]: datum #0 type (enum __ioctl_datum) [27,26]: datum #1 type (enum __ioctl_datum) [24,25]: datum #2 type (enum __ioctl_datum) [23,19]: datum #0 count [0,31] [18,14]: datum #1 count [0,31] [13,11]: datum #2 count [0,3] bits [07,10]: group (letter - 'f': ['f','v']) bits [00,06]: command [0,127] The following macros construct and dissect these fields. */ enum __ioctl_dir { IOC_VOID = 0, /* No parameters. */ IOC_OUT = 1, /* Data is written into the user's buffer. */ IOC_IN = 2, /* Data is read from the user's buffer. */ IOC_INOUT = (IOC_IN|IOC_OUT) }; enum __ioctl_datum { IOC_8, IOC_16, IOC_32, IOC_64 }; /* Construct an ioctl from constructed type plus other fields. */ #define _IOC(inout, group, num, type) \ ((num) | ((((group) - 'f') | ((type) | (inout) << 19) << 4) << 7)) /* Dissect an ioctl into its component fields. */ #define _IOC_INOUT(request) (((unsigned int) (request) >> 30) & IOC_INOUT) #define _IOC_GROUP(request) ('f' + (((unsigned int) (request) >> 7) & 0xf)) #define _IOC_COMMAND(request) ((unsigned int) (request) & 0x7f) #define _IOC_TYPE(request) (((unsigned int) (request) >> 11) & 0x7ffff) #define _IOC_NOTYPE(request) ((unsigned int) (request) & 0x3ff) /* Construct a type information field from the broken-out type and count fields. */ #define _IOT(t0, c0, t1, c1, t2, c2) \ ((c2) | (((c1) | ((c0) | ((t2) | ((t1) | (t0) << 2) << 2) << 5) << 5) << 3)) /* Dissect a type information field into the type and count fields. */ #define _IOT_TYPE0(type) (((unsigned int) (type) >> 17) & 3) #define _IOT_TYPE1(type) (((unsigned int) (type) >> 15) & 3) #define _IOT_TYPE2(type) (((unsigned int) (type) >> 13) & 3) #define _IOT_COUNT0(type) (((unsigned int) (type) >> 8) & 0x1f) #define _IOT_COUNT1(type) (((unsigned int) (type) >> 3) & 0x1f) #define _IOT_COUNT2(type) (((unsigned int) (type) >> 0) & 7) /* Construct an ioctl from all the broken-out fields. */ #define _IOCT(inout, group, num, t0, c0, t1, c1, t2, c2) \ _IOC ((inout), (group), (num), _IOT ((t0), (c0), (t1), (c1), (t2), (c2))) /* Construct an individual type field for TYPE. */ #define _IOTS(type) \ (sizeof (type) == 8 ? IOC_64 : (enum __ioctl_datum) (sizeof (type) >> 1)) /* Construct a type information field for a single argument of the scalar TYPE. */ #define _IOT_SIMPLE(type) _IOT (_IOTS (type), 1, 0, 0, 0, 0) /* Basic C types. */ #define _IOT__IOTBASE_char _IOT_SIMPLE (char) #define _IOT__IOTBASE_short _IOT_SIMPLE (short) #define _IOT__IOTBASE_int _IOT_SIMPLE (int) #define _IOT__IOTBASE_long _IOT_SIMPLE (long) #define _IOT_char _IOT_SIMPLE (char) #define _IOT_short _IOT_SIMPLE (short) #define _IOT_int _IOT_SIMPLE (int) #define _IOT_long _IOT_SIMPLE (long) #define _IOT__IOTBASE_int8_t _IOT_SIMPLE (int8_t) #define _IOT__IOTBASE_uint8_t _IOT_SIMPLE (uint8_t) #define _IOT__IOTBASE_int16_t _IOT_SIMPLE (int16_t) #define _IOT__IOTBASE_uint16_t _IOT_SIMPLE (uint16_t) #define _IOT__IOTBASE_int32_t _IOT_SIMPLE (int32_t) #define _IOT__IOTBASE_uint32_t _IOT_SIMPLE (uint32_t) #define _IOT__IOTBASE_int64_t _IOT_SIMPLE (int64_t) #define _IOT__IOTBASE_uint64_t _IOT_SIMPLE (uint64_t) #define _IOT__IOTBASE_size_t _IOT_SIMPLE (size_t) #define _IOT__IOTBASE_ssize_t _IOT_SIMPLE (ssize_t) /* Standard flavors of ioctls. _IOT_foobar is defined either in this file, or where struct foobar is defined. */ #define _IO(g, n) _IOC (IOC_VOID, (g), (n), 0) #define _IOIW(g, n, t) _IOC (IOC_VOID, (g), (n), _IOC_ENCODE_TYPE (t)) #define _IOR(g, n, t) _IOC (IOC_OUT, (g), (n), _IOC_ENCODE_TYPE (t)) #define _IOW(g, n, t) _IOC (IOC_IN, (g), (n), _IOC_ENCODE_TYPE (t)) #define _IOWR(g, n, t) _IOC (IOC_INOUT, (g), (n), _IOC_ENCODE_TYPE (t)) /* These macros do some preprocessor gymnastics to turn a TYPESPEC of `struct foobar' into the identifier `_IOT_foobar', which is generally defined using `_IOT' (above) in whatever file defines `struct foobar'. For a TYPESPEC that does not begin with `struct' produces a different identifier: `int' produces `_IOT__IOTBASE_int'. These identifiers are defined for the basic C types above. */ #define _IOC_ENCODE_TYPE(typespec) _IOC_ENCODE_TYPE_1(_IOTBASE_##typespec) #define _IOTBASE_struct #define _IOC_ENCODE_TYPE_1(typespec) _IOC_ENCODE_TYPE_2(typespec) #define _IOC_ENCODE_TYPE_2(typespec) _IOT_##typespec /* Also, ignore signedness. */ #define _IOTBASE_unsigned #define _IOTBASE_signed /* ioctls verbatim from 4.4 . */ #define TIOCMODG _IOR('t', 3, int) /* get modem control state */ #define TIOCMODS _IOW('t', 4, int) /* set modem control state */ #define TIOCM_LE 0001 /* line enable */ #define TIOCM_DTR 0002 /* data terminal ready */ #define TIOCM_RTS 0004 /* request to send */ #define TIOCM_ST 0010 /* secondary transmit */ #define TIOCM_SR 0020 /* secondary receive */ #define TIOCM_CTS 0040 /* clear to send */ #define TIOCM_CAR 0100 /* carrier detect */ #define TIOCM_CD TIOCM_CAR #define TIOCM_RNG 0200 /* ring */ #define TIOCM_RI TIOCM_RNG #define TIOCM_DSR 0400 /* data set ready */ /* 8-10 compat */ #define TIOCEXCL _IO('t', 13) /* set exclusive use of tty */ #define TIOCNXCL _IO('t', 14) /* reset exclusive use of tty */ /* 15 unused */ #define TIOCFLUSH _IOW('t', 16, int) /* flush buffers */ /* 17-18 compat */ #define TIOCGETA _IOR('t', 19, struct termios) /* get termios struct */ #define TIOCSETA _IOW('t', 20, struct termios) /* set termios struct */ #define TIOCSETAW _IOW('t', 21, struct termios) /* drain output, set */ #define TIOCSETAF _IOW('t', 22, struct termios) /* drn out, fls in, set */ #define TIOCGETD _IOR('t', 26, int) /* get line discipline */ #define TIOCSETD _IOW('t', 27, int) /* set line discipline */ /* 127-124 compat */ #define TIOCSBRK _IO('t', 123) /* set break bit */ #define TIOCCBRK _IO('t', 122) /* clear break bit */ #define TIOCSDTR _IO('t', 121) /* set data terminal ready */ #define TIOCCDTR _IO('t', 120) /* clear data terminal ready */ #define TIOCGPGRP _IOR('t', 119, int) /* get pgrp of tty */ #define TIOCSPGRP _IOW('t', 118, int) /* set pgrp of tty */ /* 117-116 compat */ #define TIOCOUTQ _IOR('t', 115, int) /* output queue size */ #define TIOCSTI _IOW('t', 114, char) /* simulate terminal input */ #define TIOCNOTTY _IO('t', 113) /* void tty association */ #define TIOCPKT _IOW('t', 112, int) /* pty: set/clear packet mode */ #define TIOCPKT_DATA 0x00 /* data packet */ #define TIOCPKT_FLUSHREAD 0x01 /* flush packet */ #define TIOCPKT_FLUSHWRITE 0x02 /* flush packet */ #define TIOCPKT_STOP 0x04 /* stop output */ #define TIOCPKT_START 0x08 /* start output */ #define TIOCPKT_NOSTOP 0x10 /* no more ^S, ^Q */ #define TIOCPKT_DOSTOP 0x20 /* now do ^S ^Q */ #define TIOCPKT_IOCTL 0x40 /* state change of pty driver */ #define TIOCSTOP _IO('t', 111) /* stop output, like ^S */ #define TIOCSTART _IO('t', 110) /* start output, like ^Q */ #define TIOCMSET _IOW('t', 109, int) /* set all modem bits */ #define TIOCMBIS _IOW('t', 108, int) /* bis modem bits */ #define TIOCMBIC _IOW('t', 107, int) /* bic modem bits */ #define TIOCMGET _IOR('t', 106, int) /* get all modem bits */ #define TIOCREMOTE _IOW('t', 105, int) /* remote input editing */ #define TIOCGWINSZ _IOR('t', 104, struct winsize) /* get window size */ #define TIOCSWINSZ _IOW('t', 103, struct winsize) /* set window size */ #define TIOCUCNTL _IOW('t', 102, int) /* pty: set/clr usr cntl mode */ #define UIOCCMD(n) _IO('u', n) /* usr cntl op "n" */ #define TIOCCONS _IOW('t', 98, int) /* become virtual console */ #define TIOCSCTTY _IO('t', 97) /* become controlling tty */ #define TIOCEXT _IOW('t', 96, int) /* pty: external processing */ #define TIOCSIG _IO('t', 95) /* pty: generate signal */ #define TIOCDRAIN _IO('t', 94) /* wait till output drained */ #define TTYDISC 0 /* termios tty line discipline */ #define TABLDISC 3 /* tablet discipline */ #define SLIPDISC 4 /* serial IP discipline */ #define FIOCLEX _IO('f', 1) /* set close on exec on fd */ #define FIONCLEX _IO('f', 2) /* remove close on exec */ #define FIONREAD _IOR('f', 127, int) /* get # bytes to read */ #define FIONBIO _IOW('f', 126, int) /* set/clear non-blocking i/o */ #define FIOASYNC _IOW('f', 125, int) /* set/clear async i/o */ #define FIOSETOWN _IOW('f', 124, int) /* set owner */ #define FIOGETOWN _IOR('f', 123, int) /* get owner */ /* socket i/o controls */ #define SIOCSHIWAT _IOW('s', 0, int) /* set high watermark */ #define SIOCGHIWAT _IOR('s', 1, int) /* get high watermark */ #define SIOCSLOWAT _IOW('s', 2, int) /* set low watermark */ #define SIOCGLOWAT _IOR('s', 3, int) /* get low watermark */ #define SIOCATMARK _IOR('s', 7, int) /* at oob mark? */ #define SIOCSPGRP _IOW('s', 8, int) /* set process group */ #define SIOCGPGRP _IOR('s', 9, int) /* get process group */ #define SIOCADDRT _IOW('r', 10, struct ortentry) /* add route */ #define SIOCDELRT _IOW('r', 11, struct ortentry) /* delete route */ #define SIOCSIFADDR _IOW('i', 12, struct ifreq) /* set ifnet address */ #define OSIOCGIFADDR _IOWR('i',13, struct ifreq) /* get ifnet address */ #define SIOCGIFADDR _IOWR('i',33, struct ifreq) /* get ifnet address */ #define SIOCGIFHWADDR _IOWR('i',39, struct ifreq) /* get hwaddress */ #define SIOCSIFDSTADDR _IOW('i', 14, struct ifreq) /* set p-p address */ #define OSIOCGIFDSTADDR _IOWR('i',15, struct ifreq) /* get p-p address */ #define SIOCGIFDSTADDR _IOWR('i',34, struct ifreq) /* get p-p address */ #define SIOCSIFFLAGS _IOW('i', 16, struct ifreq_short)/* set ifnet flags */ #define SIOCGIFFLAGS _IOWR('i',17, struct ifreq_short)/* get ifnet flags */ #define OSIOCGIFBRDADDR _IOWR('i',18, struct ifreq) /* get broadcast addr */ #define SIOCGIFBRDADDR _IOWR('i',35, struct ifreq) /* get broadcast addr */ #define SIOCSIFBRDADDR _IOW('i',19, struct ifreq) /* set broadcast addr */ #define OSIOCGIFCONF _IOWR('i',20, struct ifconf) /* get ifnet list */ #define SIOCGIFCONF _IOWR('i',36, struct ifconf) /* get ifnet list */ #define OSIOCGIFNETMASK _IOWR('i',21, struct ifreq) /* get net addr mask */ #define SIOCGIFNETMASK _IOWR('i',37, struct ifreq) /* get net addr mask */ #define SIOCSIFNETMASK _IOW('i',22, struct ifreq) /* set net addr mask */ #define SIOCGIFMETRIC _IOWR('i',23, struct ifreq_int) /* get IF metric */ #define SIOCSIFMETRIC _IOW('i',24, struct ifreq_int) /* set IF metric */ #define SIOCDIFADDR _IOW('i',25, struct ifreq) /* delete IF addr */ #define SIOCAIFADDR _IOW('i',26, struct ifaliasreq) /* add/chg IF alias */ #define SIOCSARP _IOW('i', 30, struct arpreq) /* set arp entry */ #define OSIOCGARP _IOWR('i',31, struct arpreq) /* get arp entry */ #define SIOCGARP _IOWR('i',38, struct arpreq) /* get arp entry */ #define SIOCDARP _IOW('i', 32, struct arpreq) /* delete arp entry */ #define SIOCGIFMTU _IOWR('i', 51, struct ifreq_int)/* get IF mtu */ #define SIOCSIFMTU _IOW('i', 52, struct ifreq_int) /* set IF mtu */ #define SIOCGIFINDEX _IOWR('i', 90, struct ifreq_int)/* get IF index */ #define SIOCGIFNAME _IOWR('i', 91, struct ifreq_int)/* set IF name */ /* Compatibility with 4.3 BSD terminal driver. From 4.4 . */ #ifdef USE_OLD_TTY # undef TIOCGETD # define TIOCGETD _IOR('t', 0, int) /* get line discipline */ # undef TIOCSETD # define TIOCSETD _IOW('t', 1, int) /* set line discipline */ #else # define OTIOCGETD _IOR('t', 0, int) /* get line discipline */ # define OTIOCSETD _IOW('t', 1, int) /* set line discipline */ #endif #define TIOCHPCL _IO('t', 2) /* hang up on last close */ #define TIOCGETP _IOR('t', 8,struct sgttyb)/* get parameters -- gtty */ #define TIOCSETP _IOW('t', 9,struct sgttyb)/* set parameters -- stty */ #define TIOCSETN _IOW('t',10,struct sgttyb)/* as above, but no flushtty*/ #define TIOCSETC _IOW('t',17,struct tchars)/* set special characters */ #define TIOCGETC _IOR('t',18,struct tchars)/* get special characters */ #define TANDEM 0x00000001 /* send stopc on out q full */ #define CBREAK 0x00000002 /* half-cooked mode */ #define LCASE 0x00000004 /* simulate lower case */ #define ECHO 0x00000008 /* echo input */ #define CRMOD 0x00000010 /* map \r to \r\n on output */ #define RAW 0x00000020 /* no i/o processing */ #define ODDP 0x00000040 /* get/send odd parity */ #define EVENP 0x00000080 /* get/send even parity */ #define ANYP 0x000000c0 /* get any parity/send none */ #define NLDELAY 0x00000300 /* \n delay */ #define NL0 0x00000000 #define NL1 0x00000100 /* tty 37 */ #define NL2 0x00000200 /* vt05 */ #define NL3 0x00000300 #define TBDELAY 0x00000c00 /* horizontal tab delay */ #define TAB0 0x00000000 #define TAB1 0x00000400 /* tty 37 */ #define TAB2 0x00000800 #define XTABS 0x00000c00 /* expand tabs on output */ #define CRDELAY 0x00003000 /* \r delay */ #define CR0 0x00000000 #define CR1 0x00001000 /* tn 300 */ #define CR2 0x00002000 /* tty 37 */ #define CR3 0x00003000 /* concept 100 */ #define VTDELAY 0x00004000 /* vertical tab delay */ #define FF0 0x00000000 #define FF1 0x00004000 /* tty 37 */ #define BSDELAY 0x00008000 /* \b delay */ #define BS0 0x00000000 #define BS1 0x00008000 #define ALLDELAY (NLDELAY|TBDELAY|CRDELAY|VTDELAY|BSDELAY) #define CRTBS 0x00010000 /* do backspacing for crt */ #define PRTERA 0x00020000 /* \ ... / erase */ #define CRTERA 0x00040000 /* " \b " to wipe out char */ #define TILDE 0x00080000 /* hazeltine tilde kludge */ #define MDMBUF 0x00100000 /*start/stop output on carrier*/ #define LITOUT 0x00200000 /* literal output */ #define TOSTOP 0x00400000 /*SIGSTOP on background output*/ #define FLUSHO 0x00800000 /* flush output to terminal */ #define NOHANG 0x01000000 /* (no-op) was no SIGHUP on carrier drop */ #define L001000 0x02000000 #define CRTKIL 0x04000000 /* kill line with " \b " */ #define PASS8 0x08000000 #define CTLECH 0x10000000 /* echo control chars as ^X */ #define PENDIN 0x20000000 /* tp->t_rawq needs reread */ #define DECCTQ 0x40000000 /* only ^Q starts after ^S */ #define NOFLSH 0x80000000 /* no output flush on signal */ #define TIOCLBIS _IOW('t', 127, int) /* bis local mode bits */ #define TIOCLBIC _IOW('t', 126, int) /* bic local mode bits */ #define TIOCLSET _IOW('t', 125, int) /* set entire local mode word */ #define TIOCLGET _IOR('t', 124, int) /* get local modes */ #define LCRTBS (CRTBS>>16) #define LPRTERA (PRTERA>>16) #define LCRTERA (CRTERA>>16) #define LTILDE (TILDE>>16) #define LMDMBUF (MDMBUF>>16) #define LLITOUT (LITOUT>>16) #define LTOSTOP (TOSTOP>>16) #define LFLUSHO (FLUSHO>>16) #define LNOHANG (NOHANG>>16) #define LCRTKIL (CRTKIL>>16) #define LPASS8 (PASS8>>16) #define LCTLECH (CTLECH>>16) #define LPENDIN (PENDIN>>16) #define LDECCTQ (DECCTQ>>16) #define LNOFLSH (NOFLSH>>16) #define TIOCSLTC _IOW('t',117,struct ltchars)/* set local special chars*/ #define TIOCGLTC _IOR('t',116,struct ltchars)/* get local special chars*/ #define OTIOCCONS _IO('t', 98) /* for hp300 -- sans int arg */ #define OTTYDISC 0 #define NETLDISC 1 #define NTTYDISC 2 /* From 4.4 . */ #ifdef USE_OLD_TTY # define B0 0 # define B50 1 # define B75 2 # define B110 3 # define B134 4 # define B150 5 # define B200 6 # define B300 7 # define B600 8 # define B1200 9 # define B1800 10 # define B2400 11 # define B4800 12 # define B9600 13 # define EXTA 14 # define EXTB 15 #endif /* USE_OLD_TTY */ #endif /* bits/ioctls.h */