FreeBSD/Linux Kernel Cross Reference
sys/sys/termios.h
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 * 3. All advertising materials mentioning features or use of this software
14 * must display the following acknowledgement:
15 * This product includes software developed by the University of
16 * California, Berkeley and its contributors.
17 * 4. Neither the name of the University nor the names of its contributors
18 * may be used to endorse or promote products derived from this software
19 * without specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 * SUCH DAMAGE.
32 *
33 * @(#)termios.h 8.3 (Berkeley) 3/28/94
34 * $FreeBSD: releng/5.1/sys/sys/termios.h 92719 2002-03-19 20:18:42Z alfred $
35 */
36
37 #ifndef _SYS_TERMIOS_H_
38 #define _SYS_TERMIOS_H_
39
40 /*
41 * Special Control Characters
42 *
43 * Index into c_cc[] character array.
44 *
45 * Name Subscript Enabled by
46 */
47 #define VEOF 0 /* ICANON */
48 #define VEOL 1 /* ICANON */
49 #ifndef _POSIX_SOURCE
50 #define VEOL2 2 /* ICANON together with IEXTEN */
51 #endif
52 #define VERASE 3 /* ICANON */
53 #ifndef _POSIX_SOURCE
54 #define VWERASE 4 /* ICANON together with IEXTEN */
55 #endif
56 #define VKILL 5 /* ICANON */
57 #ifndef _POSIX_SOURCE
58 #define VREPRINT 6 /* ICANON together with IEXTEN */
59 #define VERASE2 7 /* ICANON */
60 #endif
61 /* 7 ex-spare 1 */
62 #define VINTR 8 /* ISIG */
63 #define VQUIT 9 /* ISIG */
64 #define VSUSP 10 /* ISIG */
65 #ifndef _POSIX_SOURCE
66 #define VDSUSP 11 /* ISIG together with IEXTEN */
67 #endif
68 #define VSTART 12 /* IXON, IXOFF */
69 #define VSTOP 13 /* IXON, IXOFF */
70 #ifndef _POSIX_SOURCE
71 #define VLNEXT 14 /* IEXTEN */
72 #define VDISCARD 15 /* IEXTEN */
73 #endif
74 #define VMIN 16 /* !ICANON */
75 #define VTIME 17 /* !ICANON */
76 #ifndef _POSIX_SOURCE
77 #define VSTATUS 18 /* ICANON together with IEXTEN */
78 /* 19 spare 2 */
79 #endif
80 #define NCCS 20
81
82 #define _POSIX_VDISABLE 0xff
83
84 #ifndef _POSIX_SOURCE
85 #define CCEQ(val, c) ((c) == (val) ? (val) != _POSIX_VDISABLE : 0)
86 #endif
87
88 /*
89 * Input flags - software input processing
90 */
91 #define IGNBRK 0x00000001 /* ignore BREAK condition */
92 #define BRKINT 0x00000002 /* map BREAK to SIGINTR */
93 #define IGNPAR 0x00000004 /* ignore (discard) parity errors */
94 #define PARMRK 0x00000008 /* mark parity and framing errors */
95 #define INPCK 0x00000010 /* enable checking of parity errors */
96 #define ISTRIP 0x00000020 /* strip 8th bit off chars */
97 #define INLCR 0x00000040 /* map NL into CR */
98 #define IGNCR 0x00000080 /* ignore CR */
99 #define ICRNL 0x00000100 /* map CR to NL (ala CRMOD) */
100 #define IXON 0x00000200 /* enable output flow control */
101 #define IXOFF 0x00000400 /* enable input flow control */
102 #ifndef _POSIX_SOURCE
103 #define IXANY 0x00000800 /* any char will restart after stop */
104 #define IMAXBEL 0x00002000 /* ring bell on input queue full */
105 #endif /*_POSIX_SOURCE */
106
107 /*
108 * Output flags - software output processing
109 */
110 #define OPOST 0x00000001 /* enable following output processing */
111 #ifndef _POSIX_SOURCE
112 #define ONLCR 0x00000002 /* map NL to CR-NL (ala CRMOD) */
113 #define OXTABS 0x00000004 /* expand tabs to spaces */
114 #define ONOEOT 0x00000008 /* discard EOT's (^D) on output) */
115 #define OCRNL 0x00000010 /* map CR to NL on output */
116 #define ONOCR 0x00000020 /* no CR output at column 0 */
117 #define ONLRET 0x00000040 /* NL performs CR function */
118 #endif /*_POSIX_SOURCE */
119
120 /*
121 * Control flags - hardware control of terminal
122 */
123 #ifndef _POSIX_SOURCE
124 #define CIGNORE 0x00000001 /* ignore control flags */
125 #endif
126 #define CSIZE 0x00000300 /* character size mask */
127 #define CS5 0x00000000 /* 5 bits (pseudo) */
128 #define CS6 0x00000100 /* 6 bits */
129 #define CS7 0x00000200 /* 7 bits */
130 #define CS8 0x00000300 /* 8 bits */
131 #define CSTOPB 0x00000400 /* send 2 stop bits */
132 #define CREAD 0x00000800 /* enable receiver */
133 #define PARENB 0x00001000 /* parity enable */
134 #define PARODD 0x00002000 /* odd parity, else even */
135 #define HUPCL 0x00004000 /* hang up on last close */
136 #define CLOCAL 0x00008000 /* ignore modem status lines */
137 #ifndef _POSIX_SOURCE
138 #define CCTS_OFLOW 0x00010000 /* CTS flow control of output */
139 #define CRTSCTS (CCTS_OFLOW | CRTS_IFLOW)
140 #define CRTS_IFLOW 0x00020000 /* RTS flow control of input */
141 #define CDTR_IFLOW 0x00040000 /* DTR flow control of input */
142 #define CDSR_OFLOW 0x00080000 /* DSR flow control of output */
143 #define CCAR_OFLOW 0x00100000 /* DCD flow control of output */
144 #define MDMBUF 0x00100000 /* old name for CCAR_OFLOW */
145 #endif
146
147
148 /*
149 * "Local" flags - dumping ground for other state
150 *
151 * Warning: some flags in this structure begin with
152 * the letter "I" and look like they belong in the
153 * input flag.
154 */
155
156 #ifndef _POSIX_SOURCE
157 #define ECHOKE 0x00000001 /* visual erase for line kill */
158 #endif /*_POSIX_SOURCE */
159 #define ECHOE 0x00000002 /* visually erase chars */
160 #define ECHOK 0x00000004 /* echo NL after line kill */
161 #define ECHO 0x00000008 /* enable echoing */
162 #define ECHONL 0x00000010 /* echo NL even if ECHO is off */
163 #ifndef _POSIX_SOURCE
164 #define ECHOPRT 0x00000020 /* visual erase mode for hardcopy */
165 #define ECHOCTL 0x00000040 /* echo control chars as ^(Char) */
166 #endif /*_POSIX_SOURCE */
167 #define ISIG 0x00000080 /* enable signals INTR, QUIT, [D]SUSP */
168 #define ICANON 0x00000100 /* canonicalize input lines */
169 #ifndef _POSIX_SOURCE
170 #define ALTWERASE 0x00000200 /* use alternate WERASE algorithm */
171 #endif /*_POSIX_SOURCE */
172 #define IEXTEN 0x00000400 /* enable DISCARD and LNEXT */
173 #define EXTPROC 0x00000800 /* external processing */
174 #define TOSTOP 0x00400000 /* stop background jobs from output */
175 #ifndef _POSIX_SOURCE
176 #define FLUSHO 0x00800000 /* output being flushed (state) */
177 #define NOKERNINFO 0x02000000 /* no kernel output from VSTATUS */
178 #define PENDIN 0x20000000 /* XXX retype pending input (state) */
179 #endif /*_POSIX_SOURCE */
180 #define NOFLSH 0x80000000 /* don't flush after interrupt */
181
182 typedef unsigned int tcflag_t;
183 typedef unsigned char cc_t;
184 typedef unsigned int speed_t;
185
186 struct termios {
187 tcflag_t c_iflag; /* input flags */
188 tcflag_t c_oflag; /* output flags */
189 tcflag_t c_cflag; /* control flags */
190 tcflag_t c_lflag; /* local flags */
191 cc_t c_cc[NCCS]; /* control chars */
192 speed_t c_ispeed; /* input speed */
193 speed_t c_ospeed; /* output speed */
194 };
195
196 /*
197 * Commands passed to tcsetattr() for setting the termios structure.
198 */
199 #define TCSANOW 0 /* make change immediate */
200 #define TCSADRAIN 1 /* drain output, then change */
201 #define TCSAFLUSH 2 /* drain output, flush input */
202 #ifndef _POSIX_SOURCE
203 #define TCSASOFT 0x10 /* flag - don't alter h.w. state */
204 #endif
205
206 /*
207 * Standard speeds
208 */
209 #define B0 0
210 #define B50 50
211 #define B75 75
212 #define B110 110
213 #define B134 134
214 #define B150 150
215 #define B200 200
216 #define B300 300
217 #define B600 600
218 #define B1200 1200
219 #define B1800 1800
220 #define B2400 2400
221 #define B4800 4800
222 #define B9600 9600
223 #define B19200 19200
224 #define B38400 38400
225 #ifndef _POSIX_SOURCE
226 #define B7200 7200
227 #define B14400 14400
228 #define B28800 28800
229 #define B57600 57600
230 #define B76800 76800
231 #define B115200 115200
232 #define B230400 230400
233 #define B460800 460800
234 #define B921600 921600
235 #define EXTA 19200
236 #define EXTB 38400
237 #endif /* !_POSIX_SOURCE */
238
239 #ifndef _KERNEL
240
241 #define TCIFLUSH 1
242 #define TCOFLUSH 2
243 #define TCIOFLUSH 3
244 #define TCOOFF 1
245 #define TCOON 2
246 #define TCIOFF 3
247 #define TCION 4
248
249 #include <sys/cdefs.h>
250
251 __BEGIN_DECLS
252 speed_t cfgetispeed(const struct termios *);
253 speed_t cfgetospeed(const struct termios *);
254 int cfsetispeed(struct termios *, speed_t);
255 int cfsetospeed(struct termios *, speed_t);
256 int tcgetattr(int, struct termios *);
257 int tcsetattr(int, int, const struct termios *);
258 int tcdrain(int);
259 int tcflow(int, int);
260 int tcflush(int, int);
261 int tcsendbreak(int, int);
262
263 #ifndef _POSIX_SOURCE
264 void cfmakeraw(struct termios *);
265 int cfsetspeed(struct termios *, speed_t);
266 #endif /* !_POSIX_SOURCE */
267 __END_DECLS
268
269 #endif /* !_KERNEL */
270
271 #ifndef _POSIX_SOURCE
272
273 /*
274 * Include tty ioctl's that aren't just for backwards compatibility
275 * with the old tty driver. These ioctl definitions were previously
276 * in <sys/ioctl.h>.
277 */
278 #include <sys/ttycom.h>
279 #endif
280
281 /*
282 * END OF PROTECTED INCLUDE.
283 */
284 #endif /* !_SYS_TERMIOS_H_ */
285
286 #ifndef _POSIX_SOURCE
287 #include <sys/ttydefaults.h>
288 #endif
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