blob: e8ba95399643399592e3699f756e374701f61518 [file] [log] [blame]
Linus Torvalds1da177e2005-04-16 15:20:36 -07001#ifndef _SPARC_TERMIOS_H
2#define _SPARC_TERMIOS_H
3
4#include <asm/ioctls.h>
5#include <asm/termbits.h>
6
7#if defined(__KERNEL__) || defined(__DEFINE_BSD_TERMIOS)
8struct sgttyb {
9 char sg_ispeed;
10 char sg_ospeed;
11 char sg_erase;
12 char sg_kill;
13 short sg_flags;
14};
15
16struct tchars {
17 char t_intrc;
18 char t_quitc;
19 char t_startc;
20 char t_stopc;
21 char t_eofc;
22 char t_brkc;
23};
24
25struct ltchars {
26 char t_suspc;
27 char t_dsuspc;
28 char t_rprntc;
29 char t_flushc;
30 char t_werasc;
31 char t_lnextc;
32};
33#endif /* __KERNEL__ */
34
Linus Torvalds1da177e2005-04-16 15:20:36 -070035struct winsize {
36 unsigned short ws_row;
37 unsigned short ws_col;
38 unsigned short ws_xpixel;
39 unsigned short ws_ypixel;
40};
41
Linus Torvalds1da177e2005-04-16 15:20:36 -070042#ifdef __KERNEL__
43#include <linux/module.h>
44
45/*
46 * c_cc characters in the termio structure. Oh, how I love being
47 * backwardly compatible. Notice that character 4 and 5 are
48 * interpreted differently depending on whether ICANON is set in
49 * c_lflag. If it's set, they are used as _VEOF and _VEOL, otherwise
50 * as _VMIN and V_TIME. This is for compatibility with OSF/1 (which
51 * is compatible with sysV)...
52 */
53#define _VMIN 4
54#define _VTIME 5
55
Linus Torvalds1da177e2005-04-16 15:20:36 -070056/* intr=^C quit=^\ erase=del kill=^U
57 eof=^D eol=\0 eol2=\0 sxtc=\0
58 start=^Q stop=^S susp=^Z dsusp=^Y
59 reprint=^R discard=^U werase=^W lnext=^V
60 vmin=\1 vtime=\0
61*/
62#define INIT_C_CC "\003\034\177\025\004\000\000\000\021\023\032\031\022\025\027\026\001"
63
64/*
65 * Translate a "termio" structure into a "termios". Ugh.
66 */
67#define user_termio_to_kernel_termios(termios, termio) \
68({ \
69 unsigned short tmp; \
Sam Ravnborgc6d1b0e2008-06-06 21:27:54 +020070 int err; \
71 err = get_user(tmp, &(termio)->c_iflag); \
Linus Torvalds1da177e2005-04-16 15:20:36 -070072 (termios)->c_iflag = (0xffff0000 & ((termios)->c_iflag)) | tmp; \
Sam Ravnborgc6d1b0e2008-06-06 21:27:54 +020073 err |= get_user(tmp, &(termio)->c_oflag); \
Linus Torvalds1da177e2005-04-16 15:20:36 -070074 (termios)->c_oflag = (0xffff0000 & ((termios)->c_oflag)) | tmp; \
Sam Ravnborgc6d1b0e2008-06-06 21:27:54 +020075 err |= get_user(tmp, &(termio)->c_cflag); \
Linus Torvalds1da177e2005-04-16 15:20:36 -070076 (termios)->c_cflag = (0xffff0000 & ((termios)->c_cflag)) | tmp; \
Sam Ravnborgc6d1b0e2008-06-06 21:27:54 +020077 err |= get_user(tmp, &(termio)->c_lflag); \
Linus Torvalds1da177e2005-04-16 15:20:36 -070078 (termios)->c_lflag = (0xffff0000 & ((termios)->c_lflag)) | tmp; \
Sam Ravnborgc6d1b0e2008-06-06 21:27:54 +020079 err |= copy_from_user((termios)->c_cc, (termio)->c_cc, NCC); \
80 err; \
Linus Torvalds1da177e2005-04-16 15:20:36 -070081})
82
83/*
84 * Translate a "termios" structure into a "termio". Ugh.
85 *
86 * Note the "fun" _VMIN overloading.
87 */
88#define kernel_termios_to_user_termio(termio, termios) \
89({ \
Sam Ravnborgc6d1b0e2008-06-06 21:27:54 +020090 int err; \
91 err = put_user((termios)->c_iflag, &(termio)->c_iflag); \
92 err |= put_user((termios)->c_oflag, &(termio)->c_oflag); \
93 err |= put_user((termios)->c_cflag, &(termio)->c_cflag); \
94 err |= put_user((termios)->c_lflag, &(termio)->c_lflag); \
95 err |= put_user((termios)->c_line, &(termio)->c_line); \
96 err |= copy_to_user((termio)->c_cc, (termios)->c_cc, NCC); \
Linus Torvalds1da177e2005-04-16 15:20:36 -070097 if (!((termios)->c_lflag & ICANON)) { \
Sam Ravnborgc6d1b0e2008-06-06 21:27:54 +020098 err |= put_user((termios)->c_cc[VMIN], &(termio)->c_cc[_VMIN]); \
99 err |= put_user((termios)->c_cc[VTIME], &(termio)->c_cc[_VTIME]); \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700100 } \
Sam Ravnborgc6d1b0e2008-06-06 21:27:54 +0200101 err; \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700102})
103
104#define user_termios_to_kernel_termios(k, u) \
105({ \
David Miller6050afb2007-10-17 19:38:10 -0700106 int err; \
107 err = get_user((k)->c_iflag, &(u)->c_iflag); \
108 err |= get_user((k)->c_oflag, &(u)->c_oflag); \
109 err |= get_user((k)->c_cflag, &(u)->c_cflag); \
110 err |= get_user((k)->c_lflag, &(u)->c_lflag); \
111 err |= get_user((k)->c_line, &(u)->c_line); \
112 err |= copy_from_user((k)->c_cc, (u)->c_cc, NCCS); \
113 if ((k)->c_lflag & ICANON) { \
114 err |= get_user((k)->c_cc[VEOF], &(u)->c_cc[VEOF]); \
115 err |= get_user((k)->c_cc[VEOL], &(u)->c_cc[VEOL]); \
116 } else { \
117 err |= get_user((k)->c_cc[VMIN], &(u)->c_cc[_VMIN]); \
118 err |= get_user((k)->c_cc[VTIME], &(u)->c_cc[_VTIME]); \
119 } \
120 err |= get_user((k)->c_ispeed, &(u)->c_ispeed); \
121 err |= get_user((k)->c_ospeed, &(u)->c_ospeed); \
122 err; \
123})
124
125#define kernel_termios_to_user_termios(u, k) \
126({ \
127 int err; \
128 err = put_user((k)->c_iflag, &(u)->c_iflag); \
129 err |= put_user((k)->c_oflag, &(u)->c_oflag); \
130 err |= put_user((k)->c_cflag, &(u)->c_cflag); \
131 err |= put_user((k)->c_lflag, &(u)->c_lflag); \
132 err |= put_user((k)->c_line, &(u)->c_line); \
133 err |= copy_to_user((u)->c_cc, (k)->c_cc, NCCS); \
134 if (!((k)->c_lflag & ICANON)) { \
135 err |= put_user((k)->c_cc[VMIN], &(u)->c_cc[_VMIN]); \
136 err |= put_user((k)->c_cc[VTIME], &(u)->c_cc[_VTIME]); \
137 } else { \
138 err |= put_user((k)->c_cc[VEOF], &(u)->c_cc[VEOF]); \
139 err |= put_user((k)->c_cc[VEOL], &(u)->c_cc[VEOL]); \
140 } \
141 err |= put_user((k)->c_ispeed, &(u)->c_ispeed); \
142 err |= put_user((k)->c_ospeed, &(u)->c_ospeed); \
143 err; \
144})
145
146#define user_termios_to_kernel_termios_1(k, u) \
147({ \
Sam Ravnborgc6d1b0e2008-06-06 21:27:54 +0200148 int err; \
149 err = get_user((k)->c_iflag, &(u)->c_iflag); \
150 err |= get_user((k)->c_oflag, &(u)->c_oflag); \
151 err |= get_user((k)->c_cflag, &(u)->c_cflag); \
152 err |= get_user((k)->c_lflag, &(u)->c_lflag); \
153 err |= get_user((k)->c_line, &(u)->c_line); \
154 err |= copy_from_user((k)->c_cc, (u)->c_cc, NCCS); \
David Miller6050afb2007-10-17 19:38:10 -0700155 if ((k)->c_lflag & ICANON) { \
Sam Ravnborgc6d1b0e2008-06-06 21:27:54 +0200156 err |= get_user((k)->c_cc[VEOF], &(u)->c_cc[VEOF]); \
157 err |= get_user((k)->c_cc[VEOL], &(u)->c_cc[VEOL]); \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700158 } else { \
Sam Ravnborgc6d1b0e2008-06-06 21:27:54 +0200159 err |= get_user((k)->c_cc[VMIN], &(u)->c_cc[_VMIN]); \
160 err |= get_user((k)->c_cc[VTIME], &(u)->c_cc[_VTIME]); \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700161 } \
Sam Ravnborgc6d1b0e2008-06-06 21:27:54 +0200162 err; \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700163})
164
David Miller6050afb2007-10-17 19:38:10 -0700165#define kernel_termios_to_user_termios_1(u, k) \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700166({ \
Sam Ravnborgc6d1b0e2008-06-06 21:27:54 +0200167 int err; \
168 err = put_user((k)->c_iflag, &(u)->c_iflag); \
169 err |= put_user((k)->c_oflag, &(u)->c_oflag); \
170 err |= put_user((k)->c_cflag, &(u)->c_cflag); \
171 err |= put_user((k)->c_lflag, &(u)->c_lflag); \
172 err |= put_user((k)->c_line, &(u)->c_line); \
173 err |= copy_to_user((u)->c_cc, (k)->c_cc, NCCS); \
David Miller6050afb2007-10-17 19:38:10 -0700174 if (!((k)->c_lflag & ICANON)) { \
Sam Ravnborgc6d1b0e2008-06-06 21:27:54 +0200175 err |= put_user((k)->c_cc[VMIN], &(u)->c_cc[_VMIN]); \
176 err |= put_user((k)->c_cc[VTIME], &(u)->c_cc[_VTIME]); \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700177 } else { \
Sam Ravnborgc6d1b0e2008-06-06 21:27:54 +0200178 err |= put_user((k)->c_cc[VEOF], &(u)->c_cc[VEOF]); \
179 err |= put_user((k)->c_cc[VEOL], &(u)->c_cc[VEOL]); \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700180 } \
Sam Ravnborgc6d1b0e2008-06-06 21:27:54 +0200181 err; \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700182})
183
184#endif /* __KERNEL__ */
185
186#endif /* _SPARC_TERMIOS_H */