Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input
[linux-btrfs-devel.git] / arch / sparc / include / asm / termios.h
blobe8ba95399643399592e3699f756e374701f61518
1 #ifndef _SPARC_TERMIOS_H
2 #define _SPARC_TERMIOS_H
4 #include <asm/ioctls.h>
5 #include <asm/termbits.h>
7 #if defined(__KERNEL__) || defined(__DEFINE_BSD_TERMIOS)
8 struct sgttyb {
9 char sg_ispeed;
10 char sg_ospeed;
11 char sg_erase;
12 char sg_kill;
13 short sg_flags;
16 struct 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;
25 struct 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;
33 #endif /* __KERNEL__ */
35 struct winsize {
36 unsigned short ws_row;
37 unsigned short ws_col;
38 unsigned short ws_xpixel;
39 unsigned short ws_ypixel;
42 #ifdef __KERNEL__
43 #include <linux/module.h>
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)...
53 #define _VMIN 4
54 #define _VTIME 5
56 /* 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
62 #define INIT_C_CC "\003\034\177\025\004\000\000\000\021\023\032\031\022\025\027\026\001"
65 * Translate a "termio" structure into a "termios". Ugh.
67 #define user_termio_to_kernel_termios(termios, termio) \
68 ({ \
69 unsigned short tmp; \
70 int err; \
71 err = get_user(tmp, &(termio)->c_iflag); \
72 (termios)->c_iflag = (0xffff0000 & ((termios)->c_iflag)) | tmp; \
73 err |= get_user(tmp, &(termio)->c_oflag); \
74 (termios)->c_oflag = (0xffff0000 & ((termios)->c_oflag)) | tmp; \
75 err |= get_user(tmp, &(termio)->c_cflag); \
76 (termios)->c_cflag = (0xffff0000 & ((termios)->c_cflag)) | tmp; \
77 err |= get_user(tmp, &(termio)->c_lflag); \
78 (termios)->c_lflag = (0xffff0000 & ((termios)->c_lflag)) | tmp; \
79 err |= copy_from_user((termios)->c_cc, (termio)->c_cc, NCC); \
80 err; \
84 * Translate a "termios" structure into a "termio". Ugh.
86 * Note the "fun" _VMIN overloading.
88 #define kernel_termios_to_user_termio(termio, termios) \
89 ({ \
90 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); \
97 if (!((termios)->c_lflag & ICANON)) { \
98 err |= put_user((termios)->c_cc[VMIN], &(termio)->c_cc[_VMIN]); \
99 err |= put_user((termios)->c_cc[VTIME], &(termio)->c_cc[_VTIME]); \
101 err; \
104 #define user_termios_to_kernel_termios(k, u) \
105 ({ \
106 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]); \
120 err |= get_user((k)->c_ispeed, &(u)->c_ispeed); \
121 err |= get_user((k)->c_ospeed, &(u)->c_ospeed); \
122 err; \
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]); \
141 err |= put_user((k)->c_ispeed, &(u)->c_ispeed); \
142 err |= put_user((k)->c_ospeed, &(u)->c_ospeed); \
143 err; \
146 #define user_termios_to_kernel_termios_1(k, u) \
147 ({ \
148 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); \
155 if ((k)->c_lflag & ICANON) { \
156 err |= get_user((k)->c_cc[VEOF], &(u)->c_cc[VEOF]); \
157 err |= get_user((k)->c_cc[VEOL], &(u)->c_cc[VEOL]); \
158 } else { \
159 err |= get_user((k)->c_cc[VMIN], &(u)->c_cc[_VMIN]); \
160 err |= get_user((k)->c_cc[VTIME], &(u)->c_cc[_VTIME]); \
162 err; \
165 #define kernel_termios_to_user_termios_1(u, k) \
166 ({ \
167 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); \
174 if (!((k)->c_lflag & ICANON)) { \
175 err |= put_user((k)->c_cc[VMIN], &(u)->c_cc[_VMIN]); \
176 err |= put_user((k)->c_cc[VTIME], &(u)->c_cc[_VTIME]); \
177 } else { \
178 err |= put_user((k)->c_cc[VEOF], &(u)->c_cc[VEOF]); \
179 err |= put_user((k)->c_cc[VEOL], &(u)->c_cc[VEOL]); \
181 err; \
184 #endif /* __KERNEL__ */
186 #endif /* _SPARC_TERMIOS_H */