termios.h revision 180561
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 180561 2008-07-16 12:36:39Z ed $ 31 */ 32 33#ifndef _SYS_TERMIOS_H_ 34#define _SYS_TERMIOS_H_ 35 36#include <sys/_types.h> 37#ifndef _PID_T_DECLARED 38typedef __pid_t pid_t; 39#define _PID_T_DECLARED 40#endif 41 42/* 43 * Special Control Characters 44 * 45 * Index into c_cc[] character array. 46 * 47 * Name Subscript Enabled by 48 */ 49#define VEOF 0 /* ICANON */ 50#define VEOL 1 /* ICANON */ 51#ifndef _POSIX_SOURCE 52#define VEOL2 2 /* ICANON together with IEXTEN */ 53#endif 54#define VERASE 3 /* ICANON */ 55#ifndef _POSIX_SOURCE 56#define VWERASE 4 /* ICANON together with IEXTEN */ 57#endif 58#define VKILL 5 /* ICANON */ 59#ifndef _POSIX_SOURCE 60#define VREPRINT 6 /* ICANON together with IEXTEN */ 61#define VERASE2 7 /* ICANON */ 62#endif 63/* 7 ex-spare 1 */ 64#define VINTR 8 /* ISIG */ 65#define VQUIT 9 /* ISIG */ 66#define VSUSP 10 /* ISIG */ 67#ifndef _POSIX_SOURCE 68#define VDSUSP 11 /* ISIG together with IEXTEN */ 69#endif 70#define VSTART 12 /* IXON, IXOFF */ 71#define VSTOP 13 /* IXON, IXOFF */ 72#ifndef _POSIX_SOURCE 73#define VLNEXT 14 /* IEXTEN */ 74#define VDISCARD 15 /* IEXTEN */ 75#endif 76#define VMIN 16 /* !ICANON */ 77#define VTIME 17 /* !ICANON */ 78#ifndef _POSIX_SOURCE 79#define VSTATUS 18 /* ICANON together with IEXTEN */ 80/* 19 spare 2 */ 81#endif 82#define NCCS 20 83 84#define _POSIX_VDISABLE 0xff 85 86#ifndef _POSIX_SOURCE 87#define CCEQ(val, c) ((c) == (val) ? (val) != _POSIX_VDISABLE : 0) 88#endif 89 90/* 91 * Input flags - software input processing 92 */ 93#define IGNBRK 0x00000001 /* ignore BREAK condition */ 94#define BRKINT 0x00000002 /* map BREAK to SIGINTR */ 95#define IGNPAR 0x00000004 /* ignore (discard) parity errors */ 96#define PARMRK 0x00000008 /* mark parity and framing errors */ 97#define INPCK 0x00000010 /* enable checking of parity errors */ 98#define ISTRIP 0x00000020 /* strip 8th bit off chars */ 99#define INLCR 0x00000040 /* map NL into CR */ 100#define IGNCR 0x00000080 /* ignore CR */ 101#define ICRNL 0x00000100 /* map CR to NL (ala CRMOD) */ 102#define IXON 0x00000200 /* enable output flow control */ 103#define IXOFF 0x00000400 /* enable input flow control */ 104#ifndef _POSIX_SOURCE 105#define IXANY 0x00000800 /* any char will restart after stop */ 106#define IMAXBEL 0x00002000 /* ring bell on input queue full */ 107#endif /*_POSIX_SOURCE */ 108 109/* 110 * Output flags - software output processing 111 */ 112#define OPOST 0x00000001 /* enable following output processing */ 113#ifndef _POSIX_SOURCE 114#define ONLCR 0x00000002 /* map NL to CR-NL (ala CRMOD) */ 115#define OXTABS 0x00000004 /* expand tabs to spaces */ 116#define ONOEOT 0x00000008 /* discard EOT's (^D) on output) */ 117#define OCRNL 0x00000010 /* map CR to NL on output */ 118#define ONOCR 0x00000020 /* no CR output at column 0 */ 119#define ONLRET 0x00000040 /* NL performs CR function */ 120#endif /*_POSIX_SOURCE */ 121 122/* 123 * Control flags - hardware control of terminal 124 */ 125#ifndef _POSIX_SOURCE 126#define CIGNORE 0x00000001 /* ignore control flags */ 127#endif 128#define CSIZE 0x00000300 /* character size mask */ 129#define CS5 0x00000000 /* 5 bits (pseudo) */ 130#define CS6 0x00000100 /* 6 bits */ 131#define CS7 0x00000200 /* 7 bits */ 132#define CS8 0x00000300 /* 8 bits */ 133#define CSTOPB 0x00000400 /* send 2 stop bits */ 134#define CREAD 0x00000800 /* enable receiver */ 135#define PARENB 0x00001000 /* parity enable */ 136#define PARODD 0x00002000 /* odd parity, else even */ 137#define HUPCL 0x00004000 /* hang up on last close */ 138#define CLOCAL 0x00008000 /* ignore modem status lines */ 139#ifndef _POSIX_SOURCE 140#define CCTS_OFLOW 0x00010000 /* CTS flow control of output */ 141#define CRTSCTS (CCTS_OFLOW | CRTS_IFLOW) 142#define CRTS_IFLOW 0x00020000 /* RTS flow control of input */ 143#define CDTR_IFLOW 0x00040000 /* DTR flow control of input */ 144#define CDSR_OFLOW 0x00080000 /* DSR flow control of output */ 145#define CCAR_OFLOW 0x00100000 /* DCD flow control of output */ 146#define MDMBUF 0x00100000 /* old name for CCAR_OFLOW */ 147#endif 148 149 150/* 151 * "Local" flags - dumping ground for other state 152 * 153 * Warning: some flags in this structure begin with 154 * the letter "I" and look like they belong in the 155 * input flag. 156 */ 157 158#ifndef _POSIX_SOURCE 159#define ECHOKE 0x00000001 /* visual erase for line kill */ 160#endif /*_POSIX_SOURCE */ 161#define ECHOE 0x00000002 /* visually erase chars */ 162#define ECHOK 0x00000004 /* echo NL after line kill */ 163#define ECHO 0x00000008 /* enable echoing */ 164#define ECHONL 0x00000010 /* echo NL even if ECHO is off */ 165#ifndef _POSIX_SOURCE 166#define ECHOPRT 0x00000020 /* visual erase mode for hardcopy */ 167#define ECHOCTL 0x00000040 /* echo control chars as ^(Char) */ 168#endif /*_POSIX_SOURCE */ 169#define ISIG 0x00000080 /* enable signals INTR, QUIT, [D]SUSP */ 170#define ICANON 0x00000100 /* canonicalize input lines */ 171#ifndef _POSIX_SOURCE 172#define ALTWERASE 0x00000200 /* use alternate WERASE algorithm */ 173#endif /*_POSIX_SOURCE */ 174#define IEXTEN 0x00000400 /* enable DISCARD and LNEXT */ 175#define EXTPROC 0x00000800 /* external processing */ 176#define TOSTOP 0x00400000 /* stop background jobs from output */ 177#ifndef _POSIX_SOURCE 178#define FLUSHO 0x00800000 /* output being flushed (state) */ 179#define NOKERNINFO 0x02000000 /* no kernel output from VSTATUS */ 180#define PENDIN 0x20000000 /* XXX retype pending input (state) */ 181#endif /*_POSIX_SOURCE */ 182#define NOFLSH 0x80000000 /* don't flush after interrupt */ 183 184typedef unsigned int tcflag_t; 185typedef unsigned char cc_t; 186typedef unsigned int speed_t; 187 188struct termios { 189 tcflag_t c_iflag; /* input flags */ 190 tcflag_t c_oflag; /* output flags */ 191 tcflag_t c_cflag; /* control flags */ 192 tcflag_t c_lflag; /* local flags */ 193 cc_t c_cc[NCCS]; /* control chars */ 194 speed_t c_ispeed; /* input speed */ 195 speed_t c_ospeed; /* output speed */ 196}; 197 198/* 199 * Standard speeds 200 */ 201#define B0 0 202#define B50 50 203#define B75 75 204#define B110 110 205#define B134 134 206#define B150 150 207#define B200 200 208#define B300 300 209#define B600 600 210#define B1200 1200 211#define B1800 1800 212#define B2400 2400 213#define B4800 4800 214#define B9600 9600 215#define B19200 19200 216#define B38400 38400 217#ifndef _POSIX_SOURCE 218#define B7200 7200 219#define B14400 14400 220#define B28800 28800 221#define B57600 57600 222#define B76800 76800 223#define B115200 115200 224#define B230400 230400 225#define B460800 460800 226#define B921600 921600 227#define EXTA 19200 228#define EXTB 38400 229#endif /* !_POSIX_SOURCE */ 230 231#ifndef _KERNEL 232 233/* 234 * Commands passed to tcsetattr() for setting the termios structure. 235 */ 236#define TCSANOW 0 /* make change immediate */ 237#define TCSADRAIN 1 /* drain output, then change */ 238#define TCSAFLUSH 2 /* drain output, flush input */ 239#ifndef _POSIX_SOURCE 240#define TCSASOFT 0x10 /* flag - don't alter h.w. state */ 241#endif 242 243#define TCIFLUSH 1 244#define TCOFLUSH 2 245#define TCIOFLUSH 3 246#define TCOOFF 1 247#define TCOON 2 248#define TCIOFF 3 249#define TCION 4 250 251#include <sys/cdefs.h> 252 253__BEGIN_DECLS 254speed_t cfgetispeed(const struct termios *); 255speed_t cfgetospeed(const struct termios *); 256int cfsetispeed(struct termios *, speed_t); 257int cfsetospeed(struct termios *, speed_t); 258int tcgetattr(int, struct termios *); 259int tcsetattr(int, int, const struct termios *); 260int tcdrain(int); 261int tcflow(int, int); 262int tcflush(int, int); 263int tcsendbreak(int, int); 264 265#if __POSIX_VISIBLE >= 200112 || __BSD_VISIBLE 266pid_t tcgetsid(int); 267#endif 268 269#ifndef _POSIX_SOURCE 270void cfmakeraw(struct termios *); 271int cfsetspeed(struct termios *, speed_t); 272#endif /* !_POSIX_SOURCE */ 273__END_DECLS 274 275#endif /* !_KERNEL */ 276 277#ifndef _POSIX_SOURCE 278 279/* 280 * Include tty ioctl's that aren't just for backwards compatibility 281 * with the old tty driver. These ioctl definitions were previously 282 * in <sys/ioctl.h>. 283 */ 284#include <sys/ttycom.h> 285#endif 286 287/* 288 * END OF PROTECTED INCLUDE. 289 */ 290#endif /* !_SYS_TERMIOS_H_ */ 291 292#ifndef _POSIX_SOURCE 293#include <sys/ttydefaults.h> 294#endif 295