termios.h revision 127976
1/* 2 * Copyright (c) 1988, 1989, 1993, 1994 3 * The Regents of the University of California. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 4. Neither the name of the University nor the names of its contributors 14 * may be used to endorse or promote products derived from this software 15 * without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 * 29 * @(#)termios.h 8.3 (Berkeley) 3/28/94 30 * $FreeBSD: head/sys/sys/termios.h 127976 2004-04-07 04:19:52Z imp $ 31 */ 32 33#ifndef _SYS_TERMIOS_H_ 34#define _SYS_TERMIOS_H_ 35 36/* 37 * Special Control Characters 38 * 39 * Index into c_cc[] character array. 40 * 41 * Name Subscript Enabled by 42 */ 43#define VEOF 0 /* ICANON */ 44#define VEOL 1 /* ICANON */ 45#ifndef _POSIX_SOURCE 46#define VEOL2 2 /* ICANON together with IEXTEN */ 47#endif 48#define VERASE 3 /* ICANON */ 49#ifndef _POSIX_SOURCE 50#define VWERASE 4 /* ICANON together with IEXTEN */ 51#endif 52#define VKILL 5 /* ICANON */ 53#ifndef _POSIX_SOURCE 54#define VREPRINT 6 /* ICANON together with IEXTEN */ 55#define VERASE2 7 /* ICANON */ 56#endif 57/* 7 ex-spare 1 */ 58#define VINTR 8 /* ISIG */ 59#define VQUIT 9 /* ISIG */ 60#define VSUSP 10 /* ISIG */ 61#ifndef _POSIX_SOURCE 62#define VDSUSP 11 /* ISIG together with IEXTEN */ 63#endif 64#define VSTART 12 /* IXON, IXOFF */ 65#define VSTOP 13 /* IXON, IXOFF */ 66#ifndef _POSIX_SOURCE 67#define VLNEXT 14 /* IEXTEN */ 68#define VDISCARD 15 /* IEXTEN */ 69#endif 70#define VMIN 16 /* !ICANON */ 71#define VTIME 17 /* !ICANON */ 72#ifndef _POSIX_SOURCE 73#define VSTATUS 18 /* ICANON together with IEXTEN */ 74/* 19 spare 2 */ 75#endif 76#define NCCS 20 77 78#define _POSIX_VDISABLE 0xff 79 80#ifndef _POSIX_SOURCE 81#define CCEQ(val, c) ((c) == (val) ? (val) != _POSIX_VDISABLE : 0) 82#endif 83 84/* 85 * Input flags - software input processing 86 */ 87#define IGNBRK 0x00000001 /* ignore BREAK condition */ 88#define BRKINT 0x00000002 /* map BREAK to SIGINTR */ 89#define IGNPAR 0x00000004 /* ignore (discard) parity errors */ 90#define PARMRK 0x00000008 /* mark parity and framing errors */ 91#define INPCK 0x00000010 /* enable checking of parity errors */ 92#define ISTRIP 0x00000020 /* strip 8th bit off chars */ 93#define INLCR 0x00000040 /* map NL into CR */ 94#define IGNCR 0x00000080 /* ignore CR */ 95#define ICRNL 0x00000100 /* map CR to NL (ala CRMOD) */ 96#define IXON 0x00000200 /* enable output flow control */ 97#define IXOFF 0x00000400 /* enable input flow control */ 98#ifndef _POSIX_SOURCE 99#define IXANY 0x00000800 /* any char will restart after stop */ 100#define IMAXBEL 0x00002000 /* ring bell on input queue full */ 101#endif /*_POSIX_SOURCE */ 102 103/* 104 * Output flags - software output processing 105 */ 106#define OPOST 0x00000001 /* enable following output processing */ 107#ifndef _POSIX_SOURCE 108#define ONLCR 0x00000002 /* map NL to CR-NL (ala CRMOD) */ 109#define OXTABS 0x00000004 /* expand tabs to spaces */ 110#define ONOEOT 0x00000008 /* discard EOT's (^D) on output) */ 111#define OCRNL 0x00000010 /* map CR to NL on output */ 112#define ONOCR 0x00000020 /* no CR output at column 0 */ 113#define ONLRET 0x00000040 /* NL performs CR function */ 114#endif /*_POSIX_SOURCE */ 115 116/* 117 * Control flags - hardware control of terminal 118 */ 119#ifndef _POSIX_SOURCE 120#define CIGNORE 0x00000001 /* ignore control flags */ 121#endif 122#define CSIZE 0x00000300 /* character size mask */ 123#define CS5 0x00000000 /* 5 bits (pseudo) */ 124#define CS6 0x00000100 /* 6 bits */ 125#define CS7 0x00000200 /* 7 bits */ 126#define CS8 0x00000300 /* 8 bits */ 127#define CSTOPB 0x00000400 /* send 2 stop bits */ 128#define CREAD 0x00000800 /* enable receiver */ 129#define PARENB 0x00001000 /* parity enable */ 130#define PARODD 0x00002000 /* odd parity, else even */ 131#define HUPCL 0x00004000 /* hang up on last close */ 132#define CLOCAL 0x00008000 /* ignore modem status lines */ 133#ifndef _POSIX_SOURCE 134#define CCTS_OFLOW 0x00010000 /* CTS flow control of output */ 135#define CRTSCTS (CCTS_OFLOW | CRTS_IFLOW) 136#define CRTS_IFLOW 0x00020000 /* RTS flow control of input */ 137#define CDTR_IFLOW 0x00040000 /* DTR flow control of input */ 138#define CDSR_OFLOW 0x00080000 /* DSR flow control of output */ 139#define CCAR_OFLOW 0x00100000 /* DCD flow control of output */ 140#define MDMBUF 0x00100000 /* old name for CCAR_OFLOW */ 141#endif 142 143 144/* 145 * "Local" flags - dumping ground for other state 146 * 147 * Warning: some flags in this structure begin with 148 * the letter "I" and look like they belong in the 149 * input flag. 150 */ 151 152#ifndef _POSIX_SOURCE 153#define ECHOKE 0x00000001 /* visual erase for line kill */ 154#endif /*_POSIX_SOURCE */ 155#define ECHOE 0x00000002 /* visually erase chars */ 156#define ECHOK 0x00000004 /* echo NL after line kill */ 157#define ECHO 0x00000008 /* enable echoing */ 158#define ECHONL 0x00000010 /* echo NL even if ECHO is off */ 159#ifndef _POSIX_SOURCE 160#define ECHOPRT 0x00000020 /* visual erase mode for hardcopy */ 161#define ECHOCTL 0x00000040 /* echo control chars as ^(Char) */ 162#endif /*_POSIX_SOURCE */ 163#define ISIG 0x00000080 /* enable signals INTR, QUIT, [D]SUSP */ 164#define ICANON 0x00000100 /* canonicalize input lines */ 165#ifndef _POSIX_SOURCE 166#define ALTWERASE 0x00000200 /* use alternate WERASE algorithm */ 167#endif /*_POSIX_SOURCE */ 168#define IEXTEN 0x00000400 /* enable DISCARD and LNEXT */ 169#define EXTPROC 0x00000800 /* external processing */ 170#define TOSTOP 0x00400000 /* stop background jobs from output */ 171#ifndef _POSIX_SOURCE 172#define FLUSHO 0x00800000 /* output being flushed (state) */ 173#define NOKERNINFO 0x02000000 /* no kernel output from VSTATUS */ 174#define PENDIN 0x20000000 /* XXX retype pending input (state) */ 175#endif /*_POSIX_SOURCE */ 176#define NOFLSH 0x80000000 /* don't flush after interrupt */ 177 178typedef unsigned int tcflag_t; 179typedef unsigned char cc_t; 180typedef unsigned int speed_t; 181 182struct termios { 183 tcflag_t c_iflag; /* input flags */ 184 tcflag_t c_oflag; /* output flags */ 185 tcflag_t c_cflag; /* control flags */ 186 tcflag_t c_lflag; /* local flags */ 187 cc_t c_cc[NCCS]; /* control chars */ 188 speed_t c_ispeed; /* input speed */ 189 speed_t c_ospeed; /* output speed */ 190}; 191 192/* 193 * Commands passed to tcsetattr() for setting the termios structure. 194 */ 195#define TCSANOW 0 /* make change immediate */ 196#define TCSADRAIN 1 /* drain output, then change */ 197#define TCSAFLUSH 2 /* drain output, flush input */ 198#ifndef _POSIX_SOURCE 199#define TCSASOFT 0x10 /* flag - don't alter h.w. state */ 200#endif 201 202/* 203 * Standard speeds 204 */ 205#define B0 0 206#define B50 50 207#define B75 75 208#define B110 110 209#define B134 134 210#define B150 150 211#define B200 200 212#define B300 300 213#define B600 600 214#define B1200 1200 215#define B1800 1800 216#define B2400 2400 217#define B4800 4800 218#define B9600 9600 219#define B19200 19200 220#define B38400 38400 221#ifndef _POSIX_SOURCE 222#define B7200 7200 223#define B14400 14400 224#define B28800 28800 225#define B57600 57600 226#define B76800 76800 227#define B115200 115200 228#define B230400 230400 229#define B460800 460800 230#define B921600 921600 231#define EXTA 19200 232#define EXTB 38400 233#endif /* !_POSIX_SOURCE */ 234 235#ifndef _KERNEL 236 237#define TCIFLUSH 1 238#define TCOFLUSH 2 239#define TCIOFLUSH 3 240#define TCOOFF 1 241#define TCOON 2 242#define TCIOFF 3 243#define TCION 4 244 245#include <sys/cdefs.h> 246 247__BEGIN_DECLS 248speed_t cfgetispeed(const struct termios *); 249speed_t cfgetospeed(const struct termios *); 250int cfsetispeed(struct termios *, speed_t); 251int cfsetospeed(struct termios *, speed_t); 252int tcgetattr(int, struct termios *); 253int tcsetattr(int, int, const struct termios *); 254int tcdrain(int); 255int tcflow(int, int); 256int tcflush(int, int); 257int tcsendbreak(int, int); 258 259#ifndef _POSIX_SOURCE 260void cfmakeraw(struct termios *); 261int cfsetspeed(struct termios *, speed_t); 262#endif /* !_POSIX_SOURCE */ 263__END_DECLS 264 265#endif /* !_KERNEL */ 266 267#ifndef _POSIX_SOURCE 268 269/* 270 * Include tty ioctl's that aren't just for backwards compatibility 271 * with the old tty driver. These ioctl definitions were previously 272 * in <sys/ioctl.h>. 273 */ 274#include <sys/ttycom.h> 275#endif 276 277/* 278 * END OF PROTECTED INCLUDE. 279 */ 280#endif /* !_SYS_TERMIOS_H_ */ 281 282#ifndef _POSIX_SOURCE 283#include <sys/ttydefaults.h> 284#endif 285