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 * $FreeBSD$
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 #endif
60 /* 7 spare 1 */
61 #define VINTR 8 /* ISIG */
62 #define VQUIT 9 /* ISIG */
63 #define VSUSP 10 /* ISIG */
64 #ifndef _POSIX_SOURCE
65 #define VDSUSP 11 /* ISIG together with IEXTEN */
66 #endif
67 #define VSTART 12 /* IXON, IXOFF */
68 #define VSTOP 13 /* IXON, IXOFF */
69 #ifndef _POSIX_SOURCE
70 #define VLNEXT 14 /* IEXTEN */
71 #define VDISCARD 15 /* IEXTEN */
72 #endif
73 #define VMIN 16 /* !ICANON */
74 #define VTIME 17 /* !ICANON */
75 #ifndef _POSIX_SOURCE
76 #define VSTATUS 18 /* ICANON together with IEXTEN */
77 /* 19 spare 2 */
78 #endif
79 #define NCCS 20
80
81 #define _POSIX_VDISABLE 0xff
82
83 #ifndef _POSIX_SOURCE
84 #define CCEQ(val, c) ((c) == (val) ? (val) != _POSIX_VDISABLE : 0)
85 #endif
86
87 /*
88 * Input flags - software input processing
89 */
90 #define IGNBRK 0x00000001 /* ignore BREAK condition */
91 #define BRKINT 0x00000002 /* map BREAK to SIGINTR */
92 #define IGNPAR 0x00000004 /* ignore (discard) parity errors */
93 #define PARMRK 0x00000008 /* mark parity and framing errors */
94 #define INPCK 0x00000010 /* enable checking of parity errors */
95 #define ISTRIP 0x00000020 /* strip 8th bit off chars */
96 #define INLCR 0x00000040 /* map NL into CR */
97 #define IGNCR 0x00000080 /* ignore CR */
98 #define ICRNL 0x00000100 /* map CR to NL (ala CRMOD) */
99 #define IXON 0x00000200 /* enable output flow control */
100 #define IXOFF 0x00000400 /* enable input flow control */
101 #ifndef _POSIX_SOURCE
102 #define IXANY 0x00000800 /* any char will restart after stop */
103 #define IMAXBEL 0x00002000 /* ring bell on input queue full */
104 #endif /*_POSIX_SOURCE */
105
106 /*
107 * Output flags - software output processing
108 */
109 #define OPOST 0x00000001 /* enable following output processing */
110 #ifndef _POSIX_SOURCE
111 #define ONLCR 0x00000002 /* map NL to CR-NL (ala CRMOD) */
112 #define OXTABS 0x00000004 /* expand tabs to spaces */
113 #define ONOEOT 0x00000008 /* discard EOT's (^D) on output) */
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
178 typedef unsigned int tcflag_t;
179 typedef unsigned char cc_t;
180 typedef unsigned int speed_t;
181
182 struct 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 EXTA 19200
230 #define EXTB 38400
231 #endif /* !_POSIX_SOURCE */
232
233 #ifndef KERNEL
234
235 #define TCIFLUSH 1
236 #define TCOFLUSH 2
237 #define TCIOFLUSH 3
238 #define TCOOFF 1
239 #define TCOON 2
240 #define TCIOFF 3
241 #define TCION 4
242
243 #include <sys/cdefs.h>
244
245 __BEGIN_DECLS
246 speed_t cfgetispeed __P((const struct termios *));
247 speed_t cfgetospeed __P((const struct termios *));
248 int cfsetispeed __P((struct termios *, speed_t));
249 int cfsetospeed __P((struct termios *, speed_t));
250 int tcgetattr __P((int, struct termios *));
251 int tcsetattr __P((int, int, const struct termios *));
252 int tcdrain __P((int));
253 int tcflow __P((int, int));
254 int tcflush __P((int, int));
255 int tcsendbreak __P((int, int));
256
257 #ifndef _POSIX_SOURCE
258 void cfmakeraw __P((struct termios *));
259 int cfsetspeed __P((struct termios *, speed_t));
260 #endif /* !_POSIX_SOURCE */
261 __END_DECLS
262
263 #endif /* !KERNEL */
264
265 #ifndef _POSIX_SOURCE
266
267 /*
268 * Include tty ioctl's that aren't just for backwards compatibility
269 * with the old tty driver. These ioctl definitions were previously
270 * in <sys/ioctl.h>.
271 */
272 #include <sys/ttycom.h>
273 #endif
274
275 /*
276 * END OF PROTECTED INCLUDE.
277 */
278 #endif /* !_SYS_TERMIOS_H_ */
279
280 #ifndef _POSIX_SOURCE
281 #include <sys/ttydefaults.h>
282 #endif
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