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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
56
57/* intr=^C quit=^\ erase=del kill=^U
58 eof=^D eol=\0 eol2=\0 sxtc=\0
59 start=^Q stop=^S susp=^Z dsusp=^Y
60 reprint=^R discard=^U werase=^W lnext=^V
61 vmin=\1 vtime=\0
62*/
63#define INIT_C_CC "\003\034\177\025\004\000\000\000\021\023\032\031\022\025\027\026\001"
64
65/*
66 * Translate a "termio" structure into a "termios". Ugh.
67 */
68#define user_termio_to_kernel_termios(termios, termio) \
69({ \
70 unsigned short tmp; \
71 get_user(tmp, &(termio)->c_iflag); \
72 (termios)->c_iflag = (0xffff0000 & ((termios)->c_iflag)) | tmp; \
73 get_user(tmp, &(termio)->c_oflag); \
74 (termios)->c_oflag = (0xffff0000 & ((termios)->c_oflag)) | tmp; \
75 get_user(tmp, &(termio)->c_cflag); \
76 (termios)->c_cflag = (0xffff0000 & ((termios)->c_cflag)) | tmp; \
77 get_user(tmp, &(termio)->c_lflag); \
78 (termios)->c_lflag = (0xffff0000 & ((termios)->c_lflag)) | tmp; \
79 copy_from_user((termios)->c_cc, (termio)->c_cc, NCC); \
80 0; \
81})
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({ \
90 put_user((termios)->c_iflag, &(termio)->c_iflag); \
91 put_user((termios)->c_oflag, &(termio)->c_oflag); \
92 put_user((termios)->c_cflag, &(termio)->c_cflag); \
93 put_user((termios)->c_lflag, &(termio)->c_lflag); \
94 put_user((termios)->c_line, &(termio)->c_line); \
95 copy_to_user((termio)->c_cc, (termios)->c_cc, NCC); \
96 if (!((termios)->c_lflag & ICANON)) { \
97 put_user((termios)->c_cc[VMIN], &(termio)->c_cc[_VMIN]); \
98 put_user((termios)->c_cc[VTIME], &(termio)->c_cc[_VTIME]); \
99 } \
100 0; \
101})
102
103#define user_termios_to_kernel_termios(k, u) \
104({ \
David Miller6050afb2007-10-17 19:38:10 -0700105 int err; \
106 err = get_user((k)->c_iflag, &(u)->c_iflag); \
107 err |= get_user((k)->c_oflag, &(u)->c_oflag); \
108 err |= get_user((k)->c_cflag, &(u)->c_cflag); \
109 err |= get_user((k)->c_lflag, &(u)->c_lflag); \
110 err |= get_user((k)->c_line, &(u)->c_line); \
111 err |= copy_from_user((k)->c_cc, (u)->c_cc, NCCS); \
112 if ((k)->c_lflag & ICANON) { \
113 err |= get_user((k)->c_cc[VEOF], &(u)->c_cc[VEOF]); \
114 err |= get_user((k)->c_cc[VEOL], &(u)->c_cc[VEOL]); \
115 } else { \
116 err |= get_user((k)->c_cc[VMIN], &(u)->c_cc[_VMIN]); \
117 err |= get_user((k)->c_cc[VTIME], &(u)->c_cc[_VTIME]); \
118 } \
119 err |= get_user((k)->c_ispeed, &(u)->c_ispeed); \
120 err |= get_user((k)->c_ospeed, &(u)->c_ospeed); \
121 err; \
122})
123
124#define kernel_termios_to_user_termios(u, k) \
125({ \
126 int err; \
127 err = put_user((k)->c_iflag, &(u)->c_iflag); \
128 err |= put_user((k)->c_oflag, &(u)->c_oflag); \
129 err |= put_user((k)->c_cflag, &(u)->c_cflag); \
130 err |= put_user((k)->c_lflag, &(u)->c_lflag); \
131 err |= put_user((k)->c_line, &(u)->c_line); \
132 err |= copy_to_user((u)->c_cc, (k)->c_cc, NCCS); \
133 if (!((k)->c_lflag & ICANON)) { \
134 err |= put_user((k)->c_cc[VMIN], &(u)->c_cc[_VMIN]); \
135 err |= put_user((k)->c_cc[VTIME], &(u)->c_cc[_VTIME]); \
136 } else { \
137 err |= put_user((k)->c_cc[VEOF], &(u)->c_cc[VEOF]); \
138 err |= put_user((k)->c_cc[VEOL], &(u)->c_cc[VEOL]); \
139 } \
140 err |= put_user((k)->c_ispeed, &(u)->c_ispeed); \
141 err |= put_user((k)->c_ospeed, &(u)->c_ospeed); \
142 err; \
143})
144
145#define user_termios_to_kernel_termios_1(k, u) \
146({ \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700147 get_user((k)->c_iflag, &(u)->c_iflag); \
148 get_user((k)->c_oflag, &(u)->c_oflag); \
149 get_user((k)->c_cflag, &(u)->c_cflag); \
150 get_user((k)->c_lflag, &(u)->c_lflag); \
151 get_user((k)->c_line, &(u)->c_line); \
152 copy_from_user((k)->c_cc, (u)->c_cc, NCCS); \
David Miller6050afb2007-10-17 19:38:10 -0700153 if ((k)->c_lflag & ICANON) { \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700154 get_user((k)->c_cc[VEOF], &(u)->c_cc[VEOF]); \
155 get_user((k)->c_cc[VEOL], &(u)->c_cc[VEOL]); \
156 } else { \
157 get_user((k)->c_cc[VMIN], &(u)->c_cc[_VMIN]); \
158 get_user((k)->c_cc[VTIME], &(u)->c_cc[_VTIME]); \
159 } \
160 0; \
161})
162
David Miller6050afb2007-10-17 19:38:10 -0700163#define kernel_termios_to_user_termios_1(u, k) \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700164({ \
165 put_user((k)->c_iflag, &(u)->c_iflag); \
166 put_user((k)->c_oflag, &(u)->c_oflag); \
167 put_user((k)->c_cflag, &(u)->c_cflag); \
168 put_user((k)->c_lflag, &(u)->c_lflag); \
169 put_user((k)->c_line, &(u)->c_line); \
170 copy_to_user((u)->c_cc, (k)->c_cc, NCCS); \
David Miller6050afb2007-10-17 19:38:10 -0700171 if (!((k)->c_lflag & ICANON)) { \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700172 put_user((k)->c_cc[VMIN], &(u)->c_cc[_VMIN]); \
173 put_user((k)->c_cc[VTIME], &(u)->c_cc[_VTIME]); \
174 } else { \
175 put_user((k)->c_cc[VEOF], &(u)->c_cc[VEOF]); \
176 put_user((k)->c_cc[VEOL], &(u)->c_cc[VEOL]); \
177 } \
178 0; \
179})
180
181#endif /* __KERNEL__ */
182
183#endif /* _SPARC_TERMIOS_H */