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192.168.1.100 / T106_DC / db4f43f0150836941f56a4d2e2923f7182328607 / . / ap / libc / glibc / glibc-2.22 / bits / termios.h
blob: 460729dacdf30c9708bed5935ee9bbf2e982ab35 [file] [log] [blame]
lh9ed821d2023-04-07 01:36:19 -0700[diff] [blame]1/* termios type and macro definitions. 4.4 BSD/generic GNU version.
2 Copyright (C) 1993-2015 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
4
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
9
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
14
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; if not, see
17 <http://www.gnu.org/licenses/>. */
18
19#ifndef _TERMIOS_H
20# error "Never include <bits/termios.h> directly; use <termios.h> instead."
21#endif
22
23/* These macros are also defined in some <bits/ioctls.h> files (with
24 numerically identical values), but this serves to shut up cpp's
25 complaining. */
26#if defined __USE_MISC || defined __USE_XOPEN
27
28# ifdef NL0
29# undef NL0
30# endif
31# ifdef NL1
32# undef NL1
33# endif
34# ifdef TAB0
35# undef TAB0
36# endif
37# ifdef TAB1
38# undef TAB1
39# endif
40# ifdef TAB2
41# undef TAB2
42# endif
43# ifdef CR0
44# undef CR0
45# endif
46# ifdef CR1
47# undef CR1
48# endif
49# ifdef CR2
50# undef CR2
51# endif
52# ifdef CR3
53# undef CR3
54# endif
55# ifdef FF0
56# undef FF0
57# endif
58# ifdef FF1
59# undef FF1
60# endif
61# ifdef BS0
62# undef BS0
63# endif
64# ifdef BS1
65# undef BS1
66# endif
67
68#endif /* __USE_MISC || __USE_XOPEN */
69
70#ifdef __USE_MISC
71
72# ifdef MDMBUF
73# undef MDMBUF
74# endif
75# ifdef FLUSHO
76# undef FLUSHO
77# endif
78# ifdef PENDIN
79# undef PENDIN
80# endif
81
82#endif /* __USE_MISC */
83
84#ifdef ECHO
85# undef ECHO
86#endif
87#ifdef TOSTOP
88# undef TOSTOP
89#endif
90#ifdef NOFLSH
91# undef NOFLSH
92#endif
93
94
95/* These definitions match those used by the 4.4 BSD kernel.
96 If the operating system has termios system calls or ioctls that
97 correctly implement the POSIX.1 behavior, there should be a
98 system-dependent version of this file that defines `struct termios',
99 `tcflag_t', `cc_t', `speed_t' and the `TC*' constants appropriately. */
100
101/* Type of terminal control flag masks. */
102typedef unsigned long int tcflag_t;
103
104/* Type of control characters. */
105typedef unsigned char cc_t;
106
107/* Type of baud rate specifiers. */
108typedef long int speed_t;
109
110/* Terminal control structure. */
111struct termios
112{
113 /* Input modes. */
114 tcflag_t c_iflag;
115#define IGNBRK (1 << 0) /* Ignore break condition. */
116#define BRKINT (1 << 1) /* Signal interrupt on break. */
117#define IGNPAR (1 << 2) /* Ignore characters with parity errors. */
118#define PARMRK (1 << 3) /* Mark parity and framing errors. */
119#define INPCK (1 << 4) /* Enable input parity check. */
120#define ISTRIP (1 << 5) /* Strip 8th bit off characters. */
121#define INLCR (1 << 6) /* Map NL to CR on input. */
122#define IGNCR (1 << 7) /* Ignore CR. */
123#define ICRNL (1 << 8) /* Map CR to NL on input. */
124#define IXON (1 << 9) /* Enable start/stop output control. */
125#define IXOFF (1 << 10) /* Enable start/stop input control. */
126#if defined __USE_MISC || defined __USE_UNIX98
127# define IXANY (1 << 11) /* Any character will restart after stop. */
128#endif
129#ifdef __USE_MISC
130# define IMAXBEL (1 << 13) /* Ring bell when input queue is full. */
131#endif
132#ifdef __USE_GNU
133# define IUCLC (1 << 14) /* Translate upper case input to lower case. */
134#endif
135
136 /* Output modes. */
137 tcflag_t c_oflag;
138#define OPOST (1 << 0) /* Perform output processing. */
139#if defined __USE_MISC || defined __USE_XOPEN
140# define ONLCR (1 << 1) /* Map NL to CR-NL on output. */
141#endif
142#ifdef __USE_MISC
143# define OXTABS TAB3 /* Expand tabs to spaces. */
144# define ONOEOT (1 << 3) /* Discard EOT (^D) on output. */
145#endif
146#if defined __USE_MISC || defined __USE_XOPEN
147# define OCRNL (1 << 4) /* Map CR to NL. */
148# define ONOCR (1 << 5) /* Discard CR's when on column 0. */
149# define ONLRET (1 << 6) /* Move to column 0 on NL. */
150#endif
151#if defined __USE_MISC || defined __USE_XOPEN
152# define NLDLY (3 << 8) /* NL delay. */
153# define NL0 (0 << 8) /* NL type 0. */
154# define NL1 (1 << 8) /* NL type 1. */
155# define TABDLY (3 << 10) /* TAB delay. */
156# define TAB0 (0 << 10) /* TAB delay type 0. */
157# define TAB1 (1 << 10) /* TAB delay type 1. */
158# define TAB2 (2 << 10) /* TAB delay type 2. */
159# define TAB3 (1 << 2) /* Expand tabs to spaces. */
160# define CRDLY (3 << 12) /* CR delay. */
161# define CR0 (0 << 12) /* CR delay type 0. */
162# define CR1 (1 << 12) /* CR delay type 1. */
163# define CR2 (2 << 12) /* CR delay type 2. */
164# define CR3 (3 << 12) /* CR delay type 3. */
165# define FFDLY (1 << 14) /* FF delay. */
166# define FF0 (0 << 14) /* FF delay type 0. */
167# define FF1 (1 << 14) /* FF delay type 1. */
168# define BSDLY (1 << 15) /* BS delay. */
169# define BS0 (0 << 15) /* BS delay type 0. */
170# define BS1 (1 << 15) /* BS delay type 1. */
171# define VTDLY (1 << 16) /* VT delay. */
172# define VT0 (0 << 16) /* VT delay type 0. */
173# define VT1 (1 << 16) /* VT delay type 1. */
174#endif /* __USE_MISC || __USE_XOPEN */
175#ifdef __USE_GNU
176# define OLCUC (1 << 17) /* Translate lower case output to upper case */
177#endif
178#ifdef __USE_XOPEN
179# define OFILL (1 << 18) /* Send fill characters for delays. */
180#endif
181
182 /* Control modes. */
183 tcflag_t c_cflag;
184#ifdef __USE_MISC
185# define CIGNORE (1 << 0) /* Ignore these control flags. */
186#endif
187#define CSIZE (CS5|CS6|CS7|CS8) /* Number of bits per byte (mask). */
188#define CS5 0 /* 5 bits per byte. */
189#define CS6 (1 << 8) /* 6 bits per byte. */
190#define CS7 (1 << 9) /* 7 bits per byte. */
191#define CS8 (CS6|CS7) /* 8 bits per byte. */
192#define CSTOPB (1 << 10) /* Two stop bits instead of one. */
193#define CREAD (1 << 11) /* Enable receiver. */
194#define PARENB (1 << 12) /* Parity enable. */
195#define PARODD (1 << 13) /* Odd parity instead of even. */
196#define HUPCL (1 << 14) /* Hang up on last close. */
197#define CLOCAL (1 << 15) /* Ignore modem status lines. */
198#ifdef __USE_MISC
199# define CRTSCTS (1 << 16) /* RTS/CTS flow control. */
200# define CRTS_IFLOW CRTSCTS /* Compatibility. */
201# define CCTS_OFLOW CRTSCTS /* Compatibility. */
202# define CDTRCTS (1 << 17) /* DTR/CTS flow control. */
203# define MDMBUF (1 << 20) /* DTR/DCD flow control. */
204# define CHWFLOW (MDMBUF|CRTSCTS|CDTRCTS) /* All types of flow control. */
205#endif
206
207 /* Local modes. */
208 tcflag_t c_lflag;
209#ifdef __USE_MISC
210# define ECHOKE (1 << 0) /* Visual erase for KILL. */
211#endif
212#define _ECHOE (1 << 1) /* Visual erase for ERASE. */
213#define ECHOE _ECHOE
214#define _ECHOK (1 << 2) /* Echo NL after KILL. */
215#define ECHOK _ECHOK
216#define _ECHO (1 << 3) /* Enable echo. */
217#define ECHO _ECHO
218#define _ECHONL (1 << 4) /* Echo NL even if ECHO is off. */
219#define ECHONL _ECHONL
220#ifdef __USE_MISC
221# define ECHOPRT (1 << 5) /* Hardcopy visual erase. */
222# define ECHOCTL (1 << 6) /* Echo control characters as ^X. */
223#endif
224#define _ISIG (1 << 7) /* Enable signals. */
225#define ISIG _ISIG
226#define _ICANON (1 << 8) /* Do erase and kill processing. */
227#define ICANON _ICANON
228#ifdef __USE_MISC
229# define ALTWERASE (1 << 9) /* Alternate WERASE algorithm. */
230#endif
231#define _IEXTEN (1 << 10) /* Enable DISCARD and LNEXT. */
232#define IEXTEN _IEXTEN
233#ifdef __USE_MISC
234# define EXTPROC (1 << 11) /* External processing. */
235#endif
236#define _TOSTOP (1 << 22) /* Send SIGTTOU for background output. */
237#define TOSTOP _TOSTOP
238#ifdef __USE_MISC
239# define FLUSHO (1 << 23) /* Output being flushed (state). */
240# define NOKERNINFO (1 << 25) /* Disable VSTATUS. */
241# define PENDIN (1 << 29) /* Retype pending input (state). */
242#endif
243#define _NOFLSH (1 << 31) /* Disable flush after interrupt. */
244#define NOFLSH _NOFLSH
245
246 /* Control characters. */
247#define VEOF 0 /* End-of-file character [ICANON]. */
248#define VEOL 1 /* End-of-line character [ICANON]. */
249#ifdef __USE_MISC
250# define VEOL2 2 /* Second EOL character [ICANON]. */
251#endif
252#define VERASE 3 /* Erase character [ICANON]. */
253#ifdef __USE_MISC
254# define VWERASE 4 /* Word-erase character [ICANON]. */
255#endif
256#define VKILL 5 /* Kill-line character [ICANON]. */
257#ifdef __USE_MISC
258# define VREPRINT 6 /* Reprint-line character [ICANON]. */
259#endif
260#define VINTR 8 /* Interrupt character [ISIG]. */
261#define VQUIT 9 /* Quit character [ISIG]. */
262#define VSUSP 10 /* Suspend character [ISIG]. */
263#ifdef __USE_MISC
264# define VDSUSP 11 /* Delayed suspend character [ISIG]. */
265#endif
266#define VSTART 12 /* Start (X-ON) character [IXON, IXOFF]. */
267#define VSTOP 13 /* Stop (X-OFF) character [IXON, IXOFF]. */
268#ifdef __USE_MISC
269# define VLNEXT 14 /* Literal-next character [IEXTEN]. */
270# define VDISCARD 15 /* Discard character [IEXTEN]. */
271#endif
272#define VMIN 16 /* Minimum number of bytes read at once [!ICANON]. */
273#define VTIME 17 /* Time-out value (tenths of a second) [!ICANON]. */
274#ifdef __USE_MISC
275# define VSTATUS 18 /* Status character [ICANON]. */
276#endif
277#define NCCS 20 /* Value duplicated in <hurd/tioctl.defs>. */
278 cc_t c_cc[NCCS];
279
280 /* Input and output baud rates. */
281 speed_t __ispeed, __ospeed;
282#define B0 0 /* Hang up. */
283#define B50 50 /* 50 baud. */
284#define B75 75 /* 75 baud. */
285#define B110 110 /* 110 baud. */
286#define B134 134 /* 134.5 baud. */
287#define B150 150 /* 150 baud. */
288#define B200 200 /* 200 baud. */
289#define B300 300 /* 300 baud. */
290#define B600 600 /* 600 baud. */
291#define B1200 1200 /* 1200 baud. */
292#define B1800 1800 /* 1800 baud. */
293#define B2400 2400 /* 2400 baud. */
294#define B4800 4800 /* 4800 baud. */
295#define B9600 9600 /* 9600 baud. */
296#define B7200 7200 /* 7200 baud. */
297#define B14400 14400 /* 14400 baud. */
298#define B19200 19200 /* 19200 baud. */
299#define B28800 28800 /* 28800 baud. */
300#define B38400 38400 /* 38400 baud. */
301#ifdef __USE_MISC
302# define EXTA 19200
303# define EXTB 38400
304#endif
305#define B57600 57600
306#define B76800 76800
307#define B115200 115200
308#define B230400 230400
309#define B460800 460800
310#define B500000 500000
311#define B576000 576000
312#define B921600 921600
313#define B1000000 1000000
314#define B1152000 1152000
315#define B1500000 1500000
316#define B2000000 2000000
317#define B2500000 2500000
318#define B3000000 3000000
319#define B3500000 3500000
320#define B4000000 4000000
321};
322
323#define _IOT_termios /* Hurd ioctl type field. */ \
324 _IOT (_IOTS (tcflag_t), 4, _IOTS (cc_t), NCCS, _IOTS (speed_t), 2)
325
326/* Values for the OPTIONAL_ACTIONS argument to `tcsetattr'. */
327#define TCSANOW 0 /* Change immediately. */
328#define TCSADRAIN 1 /* Change when pending output is written. */
329#define TCSAFLUSH 2 /* Flush pending input before changing. */
330#ifdef __USE_MISC
331# define TCSASOFT 0x10 /* Flag: Don't alter hardware state. */
332#endif
333
334/* Values for the QUEUE_SELECTOR argument to `tcflush'. */
335#define TCIFLUSH 1 /* Discard data received but not yet read. */
336#define TCOFLUSH 2 /* Discard data written but not yet sent. */
337#define TCIOFLUSH 3 /* Discard all pending data. */
338
339/* Values for the ACTION argument to `tcflow'. */
340#define TCOOFF 1 /* Suspend output. */
341#define TCOON 2 /* Restart suspended output. */
342#define TCIOFF 3 /* Send a STOP character. */
343#define TCION 4 /* Send a START character. */