FreeBSD/Linux Kernel Cross Reference
sys/sys/_termios.h
1 /*-
2 * SPDX-License-Identifier: BSD-3-Clause
3 *
4 * Copyright (c) 1988, 1989, 1993, 1994
5 * The Regents of the University of California. All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 * 3. Neither the name of the University nor the names of its contributors
16 * may be used to endorse or promote products derived from this software
17 * without specific prior written permission.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 * SUCH DAMAGE.
30 *
31 * @(#)termios.h 8.3 (Berkeley) 3/28/94
32 * $FreeBSD$
33 */
34
35 #ifndef _SYS__TERMIOS_H_
36 #define _SYS__TERMIOS_H_
37
38 /*
39 * Special Control Characters
40 *
41 * Index into c_cc[] character array.
42 *
43 * Name Subscript Enabled by
44 */
45 #define VEOF 0 /* ICANON */
46 #define VEOL 1 /* ICANON */
47 #if __BSD_VISIBLE
48 #define VEOL2 2 /* ICANON together with IEXTEN */
49 #endif
50 #define VERASE 3 /* ICANON */
51 #if __BSD_VISIBLE
52 #define VWERASE 4 /* ICANON together with IEXTEN */
53 #endif
54 #define VKILL 5 /* ICANON */
55 #if __BSD_VISIBLE
56 #define VREPRINT 6 /* ICANON together with IEXTEN */
57 #define VERASE2 7 /* ICANON */
58 #endif
59 /* 7 ex-spare 1 */
60 #define VINTR 8 /* ISIG */
61 #define VQUIT 9 /* ISIG */
62 #define VSUSP 10 /* ISIG */
63 #if __BSD_VISIBLE
64 #define VDSUSP 11 /* ISIG together with IEXTEN */
65 #endif
66 #define VSTART 12 /* IXON, IXOFF */
67 #define VSTOP 13 /* IXON, IXOFF */
68 #if __BSD_VISIBLE
69 #define VLNEXT 14 /* IEXTEN */
70 #define VDISCARD 15 /* IEXTEN */
71 #endif
72 #define VMIN 16 /* !ICANON */
73 #define VTIME 17 /* !ICANON */
74 #if __BSD_VISIBLE
75 #define VSTATUS 18 /* ICANON together with IEXTEN */
76 /* 19 spare 2 */
77 #endif
78 #define NCCS 20
79
80 #define _POSIX_VDISABLE 0xff
81
82 /*
83 * Input flags - software input processing
84 */
85 #define IGNBRK 0x00000001 /* ignore BREAK condition */
86 #define BRKINT 0x00000002 /* map BREAK to SIGINTR */
87 #define IGNPAR 0x00000004 /* ignore (discard) parity errors */
88 #define PARMRK 0x00000008 /* mark parity and framing errors */
89 #define INPCK 0x00000010 /* enable checking of parity errors */
90 #define ISTRIP 0x00000020 /* strip 8th bit off chars */
91 #define INLCR 0x00000040 /* map NL into CR */
92 #define IGNCR 0x00000080 /* ignore CR */
93 #define ICRNL 0x00000100 /* map CR to NL (ala CRMOD) */
94 #define IXON 0x00000200 /* enable output flow control */
95 #define IXOFF 0x00000400 /* enable input flow control */
96 #if __XSI_VISIBLE || __POSIX_VISIBLE >= 200809
97 #define IXANY 0x00000800 /* any char will restart after stop */
98 #endif
99 #if __BSD_VISIBLE
100 #define IMAXBEL 0x00002000 /* ring bell on input queue full */
101 #endif
102
103 /*
104 * Output flags - software output processing
105 */
106 #define OPOST 0x00000001 /* enable following output processing */
107 #if __XSI_VISIBLE
108 #define ONLCR 0x00000002 /* map NL to CR-NL (ala CRMOD) */
109 #endif
110 #if __BSD_VISIBLE
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 #define ONOEOT 0x00000008 /* discard EOT's (^D) on output) */
115 #endif
116 #if __XSI_VISIBLE
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
121
122 /*
123 * Control flags - hardware control of terminal
124 */
125 #if __BSD_VISIBLE
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 #if __BSD_VISIBLE
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 CNO_RTSDTR 0x00200000 /* Do not assert RTS or DTR automatically */
147 #endif
148
149 /*
150 * "Local" flags - dumping ground for other state
151 *
152 * Warning: some flags in this structure begin with
153 * the letter "I" and look like they belong in the
154 * input flag.
155 */
156
157 #if __BSD_VISIBLE
158 #define ECHOKE 0x00000001 /* visual erase for line kill */
159 #endif
160 #define ECHOE 0x00000002 /* visually erase chars */
161 #define ECHOK 0x00000004 /* echo NL after line kill */
162 #define ECHO 0x00000008 /* enable echoing */
163 #define ECHONL 0x00000010 /* echo NL even if ECHO is off */
164 #if __BSD_VISIBLE
165 #define ECHOPRT 0x00000020 /* visual erase mode for hardcopy */
166 #define ECHOCTL 0x00000040 /* echo control chars as ^(Char) */
167 #endif
168 #define ISIG 0x00000080 /* enable signals INTR, QUIT, [D]SUSP */
169 #define ICANON 0x00000100 /* canonicalize input lines */
170 #if __BSD_VISIBLE
171 #define ALTWERASE 0x00000200 /* use alternate WERASE algorithm */
172 #endif
173 #define IEXTEN 0x00000400 /* enable DISCARD and LNEXT */
174 #define EXTPROC 0x00000800 /* external processing */
175 #define TOSTOP 0x00400000 /* stop background jobs from output */
176 #if __BSD_VISIBLE
177 #define FLUSHO 0x00800000 /* output being flushed (state) */
178 #define NOKERNINFO 0x02000000 /* no kernel output from VSTATUS */
179 #define PENDIN 0x20000000 /* XXX retype pending input (state) */
180 #endif
181 #define NOFLSH 0x80000000 /* don't flush after interrupt */
182
183 /*
184 * Standard speeds
185 */
186 #define B0 0
187 #define B50 50
188 #define B75 75
189 #define B110 110
190 #define B134 134
191 #define B150 150
192 #define B200 200
193 #define B300 300
194 #define B600 600
195 #define B1200 1200
196 #define B1800 1800
197 #define B2400 2400
198 #define B4800 4800
199 #define B9600 9600
200 #define B19200 19200
201 #define B38400 38400
202 #if __BSD_VISIBLE
203 #define B7200 7200
204 #define B14400 14400
205 #define B28800 28800
206 #define B57600 57600
207 #define B76800 76800
208 #define B115200 115200
209 #define B230400 230400
210 #define B460800 460800
211 #define B500000 500000
212 #define B921600 921600
213 #define B1000000 1000000U
214 #define B1500000 1500000U
215 #define B2000000 2000000U
216 #define B2500000 2500000U
217 #define B3000000 3000000U
218 #define B3500000 3500000U
219 #define B4000000 4000000U
220 #define EXTA 19200
221 #define EXTB 38400
222 #endif
223
224 typedef unsigned int tcflag_t;
225 typedef unsigned char cc_t;
226 typedef unsigned int speed_t;
227
228 struct termios {
229 tcflag_t c_iflag; /* input flags */
230 tcflag_t c_oflag; /* output flags */
231 tcflag_t c_cflag; /* control flags */
232 tcflag_t c_lflag; /* local flags */
233 cc_t c_cc[NCCS]; /* control chars */
234 speed_t c_ispeed; /* input speed */
235 speed_t c_ospeed; /* output speed */
236 };
237
238 #endif /* !_SYS__TERMIOS_H_ */
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