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 * 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: releng/8.4/sys/sys/termios.h 199583 2009-11-20 15:27:52Z jhb $
31 */
32
33 #ifndef _SYS_TERMIOS_H_
34 #define _SYS_TERMIOS_H_
35
36 #include <sys/_types.h>
37 #ifndef _PID_T_DECLARED
38 typedef __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 /*
87 * Input flags - software input processing
88 */
89 #define IGNBRK 0x00000001 /* ignore BREAK condition */
90 #define BRKINT 0x00000002 /* map BREAK to SIGINTR */
91 #define IGNPAR 0x00000004 /* ignore (discard) parity errors */
92 #define PARMRK 0x00000008 /* mark parity and framing errors */
93 #define INPCK 0x00000010 /* enable checking of parity errors */
94 #define ISTRIP 0x00000020 /* strip 8th bit off chars */
95 #define INLCR 0x00000040 /* map NL into CR */
96 #define IGNCR 0x00000080 /* ignore CR */
97 #define ICRNL 0x00000100 /* map CR to NL (ala CRMOD) */
98 #define IXON 0x00000200 /* enable output flow control */
99 #define IXOFF 0x00000400 /* enable input flow control */
100 #ifndef _POSIX_SOURCE
101 #define IXANY 0x00000800 /* any char will restart after stop */
102 #define IMAXBEL 0x00002000 /* ring bell on input queue full */
103 #endif /*_POSIX_SOURCE */
104
105 /*
106 * Output flags - software output processing
107 */
108 #define OPOST 0x00000001 /* enable following output processing */
109 #ifndef _POSIX_SOURCE
110 #define ONLCR 0x00000002 /* map NL to CR-NL (ala CRMOD) */
111 #define TABDLY 0x00000004 /* tab delay mask */
112 #define TAB0 0x00000000 /* no tab delay and expansion */
113 #define TAB3 0x00000004 /* expand tabs to spaces */
114 #ifndef _KERNEL
115 #define OXTABS TAB3
116 #endif /* !_KERNEL */
117 #define ONOEOT 0x00000008 /* discard EOT's (^D) on output) */
118 #define OCRNL 0x00000010 /* map CR to NL on output */
119 #define ONOCR 0x00000020 /* no CR output at column 0 */
120 #define ONLRET 0x00000040 /* NL performs CR function */
121 #endif /*_POSIX_SOURCE */
122
123 /*
124 * Control flags - hardware control of terminal
125 */
126 #ifndef _POSIX_SOURCE
127 #define CIGNORE 0x00000001 /* ignore control flags */
128 #endif
129 #define CSIZE 0x00000300 /* character size mask */
130 #define CS5 0x00000000 /* 5 bits (pseudo) */
131 #define CS6 0x00000100 /* 6 bits */
132 #define CS7 0x00000200 /* 7 bits */
133 #define CS8 0x00000300 /* 8 bits */
134 #define CSTOPB 0x00000400 /* send 2 stop bits */
135 #define CREAD 0x00000800 /* enable receiver */
136 #define PARENB 0x00001000 /* parity enable */
137 #define PARODD 0x00002000 /* odd parity, else even */
138 #define HUPCL 0x00004000 /* hang up on last close */
139 #define CLOCAL 0x00008000 /* ignore modem status lines */
140 #ifndef _POSIX_SOURCE
141 #define CCTS_OFLOW 0x00010000 /* CTS flow control of output */
142 #define CRTSCTS (CCTS_OFLOW | CRTS_IFLOW)
143 #define CRTS_IFLOW 0x00020000 /* RTS flow control of input */
144 #define CDTR_IFLOW 0x00040000 /* DTR flow control of input */
145 #define CDSR_OFLOW 0x00080000 /* DSR flow control of output */
146 #define CCAR_OFLOW 0x00100000 /* DCD flow control of output */
147 #ifndef _KERNEL
148 #define MDMBUF CCAR_OFLOW
149 #endif /* !_KERNEL */
150 #endif
151
152
153 /*
154 * "Local" flags - dumping ground for other state
155 *
156 * Warning: some flags in this structure begin with
157 * the letter "I" and look like they belong in the
158 * input flag.
159 */
160
161 #ifndef _POSIX_SOURCE
162 #define ECHOKE 0x00000001 /* visual erase for line kill */
163 #endif /*_POSIX_SOURCE */
164 #define ECHOE 0x00000002 /* visually erase chars */
165 #define ECHOK 0x00000004 /* echo NL after line kill */
166 #define ECHO 0x00000008 /* enable echoing */
167 #define ECHONL 0x00000010 /* echo NL even if ECHO is off */
168 #ifndef _POSIX_SOURCE
169 #define ECHOPRT 0x00000020 /* visual erase mode for hardcopy */
170 #define ECHOCTL 0x00000040 /* echo control chars as ^(Char) */
171 #endif /*_POSIX_SOURCE */
172 #define ISIG 0x00000080 /* enable signals INTR, QUIT, [D]SUSP */
173 #define ICANON 0x00000100 /* canonicalize input lines */
174 #ifndef _POSIX_SOURCE
175 #define ALTWERASE 0x00000200 /* use alternate WERASE algorithm */
176 #endif /*_POSIX_SOURCE */
177 #define IEXTEN 0x00000400 /* enable DISCARD and LNEXT */
178 #define EXTPROC 0x00000800 /* external processing */
179 #define TOSTOP 0x00400000 /* stop background jobs from output */
180 #ifndef _POSIX_SOURCE
181 #define FLUSHO 0x00800000 /* output being flushed (state) */
182 #define NOKERNINFO 0x02000000 /* no kernel output from VSTATUS */
183 #define PENDIN 0x20000000 /* XXX retype pending input (state) */
184 #endif /*_POSIX_SOURCE */
185 #define NOFLSH 0x80000000 /* don't flush after interrupt */
186
187 typedef unsigned int tcflag_t;
188 typedef unsigned char cc_t;
189 typedef unsigned int speed_t;
190
191 struct termios {
192 tcflag_t c_iflag; /* input flags */
193 tcflag_t c_oflag; /* output flags */
194 tcflag_t c_cflag; /* control flags */
195 tcflag_t c_lflag; /* local flags */
196 cc_t c_cc[NCCS]; /* control chars */
197 speed_t c_ispeed; /* input speed */
198 speed_t c_ospeed; /* output speed */
199 };
200
201 /*
202 * Standard speeds
203 */
204 #define B0 0
205 #define B50 50
206 #define B75 75
207 #define B110 110
208 #define B134 134
209 #define B150 150
210 #define B200 200
211 #define B300 300
212 #define B600 600
213 #define B1200 1200
214 #define B1800 1800
215 #define B2400 2400
216 #define B4800 4800
217 #define B9600 9600
218 #define B19200 19200
219 #define B38400 38400
220 #ifndef _POSIX_SOURCE
221 #define B7200 7200
222 #define B14400 14400
223 #define B28800 28800
224 #define B57600 57600
225 #define B76800 76800
226 #define B115200 115200
227 #define B230400 230400
228 #define B460800 460800
229 #define B921600 921600
230 #define EXTA 19200
231 #define EXTB 38400
232 #endif /* !_POSIX_SOURCE */
233
234 #ifndef _KERNEL
235
236 #ifndef _POSIX_SOURCE
237 #define CCEQ(val, c) ((c) == (val) && (val) != _POSIX_VDISABLE)
238 #endif
239
240 /*
241 * Commands passed to tcsetattr() for setting the termios structure.
242 */
243 #define TCSANOW 0 /* make change immediate */
244 #define TCSADRAIN 1 /* drain output, then change */
245 #define TCSAFLUSH 2 /* drain output, flush input */
246 #ifndef _POSIX_SOURCE
247 #define TCSASOFT 0x10 /* flag - don't alter h.w. state */
248 #endif
249
250 #define TCIFLUSH 1
251 #define TCOFLUSH 2
252 #define TCIOFLUSH 3
253 #define TCOOFF 1
254 #define TCOON 2
255 #define TCIOFF 3
256 #define TCION 4
257
258 #include <sys/cdefs.h>
259
260 __BEGIN_DECLS
261 speed_t cfgetispeed(const struct termios *);
262 speed_t cfgetospeed(const struct termios *);
263 int cfsetispeed(struct termios *, speed_t);
264 int cfsetospeed(struct termios *, speed_t);
265 int tcgetattr(int, struct termios *);
266 int tcsetattr(int, int, const struct termios *);
267 int tcdrain(int);
268 int tcflow(int, int);
269 int tcflush(int, int);
270 int tcsendbreak(int, int);
271
272 #if __POSIX_VISIBLE >= 200112 || __BSD_VISIBLE
273 pid_t tcgetsid(int);
274 #endif
275 #if __BSD_VISIBLE
276 int tcsetsid(int, pid_t);
277
278 void cfmakeraw(struct termios *);
279 int cfsetspeed(struct termios *, speed_t);
280 #endif
281 __END_DECLS
282
283 #endif /* !_KERNEL */
284
285 #ifndef _POSIX_SOURCE
286
287 /*
288 * Include tty ioctl's that aren't just for backwards compatibility
289 * with the old tty driver. These ioctl definitions were previously
290 * in <sys/ioctl.h>.
291 */
292 #include <sys/ttycom.h>
293 #endif
294
295 /*
296 * END OF PROTECTED INCLUDE.
297 */
298 #endif /* !_SYS_TERMIOS_H_ */
299
300 #ifndef _POSIX_SOURCE
301 #include <sys/ttydefaults.h>
302 #endif
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