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1da177e4 LT |
1 | /* $Id: termios.h,v 1.32 2001/06/01 08:12:11 davem Exp $ */ |
2 | #ifndef _SPARC_TERMIOS_H | |
3 | #define _SPARC_TERMIOS_H | |
4 | ||
5 | #include <asm/ioctls.h> | |
6 | #include <asm/termbits.h> | |
7 | ||
8 | #if defined(__KERNEL__) || defined(__DEFINE_BSD_TERMIOS) | |
9 | struct sgttyb { | |
10 | char sg_ispeed; | |
11 | char sg_ospeed; | |
12 | char sg_erase; | |
13 | char sg_kill; | |
14 | short sg_flags; | |
15 | }; | |
16 | ||
17 | struct tchars { | |
18 | char t_intrc; | |
19 | char t_quitc; | |
20 | char t_startc; | |
21 | char t_stopc; | |
22 | char t_eofc; | |
23 | char t_brkc; | |
24 | }; | |
25 | ||
26 | struct ltchars { | |
27 | char t_suspc; | |
28 | char t_dsuspc; | |
29 | char t_rprntc; | |
30 | char t_flushc; | |
31 | char t_werasc; | |
32 | char t_lnextc; | |
33 | }; | |
34 | #endif /* __KERNEL__ */ | |
35 | ||
36 | struct sunos_ttysize { | |
37 | int st_lines; /* Lines on the terminal */ | |
38 | int st_columns; /* Columns on the terminal */ | |
39 | }; | |
40 | ||
1da177e4 LT |
41 | struct winsize { |
42 | unsigned short ws_row; | |
43 | unsigned short ws_col; | |
44 | unsigned short ws_xpixel; | |
45 | unsigned short ws_ypixel; | |
46 | }; | |
47 | ||
1da177e4 LT |
48 | #ifdef __KERNEL__ |
49 | #include <linux/module.h> | |
50 | ||
51 | /* | |
52 | * c_cc characters in the termio structure. Oh, how I love being | |
53 | * backwardly compatible. Notice that character 4 and 5 are | |
54 | * interpreted differently depending on whether ICANON is set in | |
55 | * c_lflag. If it's set, they are used as _VEOF and _VEOL, otherwise | |
56 | * as _VMIN and V_TIME. This is for compatibility with OSF/1 (which | |
57 | * is compatible with sysV)... | |
58 | */ | |
59 | #define _VMIN 4 | |
60 | #define _VTIME 5 | |
61 | ||
62 | ||
63 | /* intr=^C quit=^\ erase=del kill=^U | |
64 | eof=^D eol=\0 eol2=\0 sxtc=\0 | |
65 | start=^Q stop=^S susp=^Z dsusp=^Y | |
66 | reprint=^R discard=^U werase=^W lnext=^V | |
67 | vmin=\1 vtime=\0 | |
68 | */ | |
69 | #define INIT_C_CC "\003\034\177\025\004\000\000\000\021\023\032\031\022\025\027\026\001" | |
70 | ||
71 | /* | |
72 | * Translate a "termio" structure into a "termios". Ugh. | |
73 | */ | |
74 | #define user_termio_to_kernel_termios(termios, termio) \ | |
75 | ({ \ | |
76 | unsigned short tmp; \ | |
77 | get_user(tmp, &(termio)->c_iflag); \ | |
78 | (termios)->c_iflag = (0xffff0000 & ((termios)->c_iflag)) | tmp; \ | |
79 | get_user(tmp, &(termio)->c_oflag); \ | |
80 | (termios)->c_oflag = (0xffff0000 & ((termios)->c_oflag)) | tmp; \ | |
81 | get_user(tmp, &(termio)->c_cflag); \ | |
82 | (termios)->c_cflag = (0xffff0000 & ((termios)->c_cflag)) | tmp; \ | |
83 | get_user(tmp, &(termio)->c_lflag); \ | |
84 | (termios)->c_lflag = (0xffff0000 & ((termios)->c_lflag)) | tmp; \ | |
85 | copy_from_user((termios)->c_cc, (termio)->c_cc, NCC); \ | |
86 | 0; \ | |
87 | }) | |
88 | ||
89 | /* | |
90 | * Translate a "termios" structure into a "termio". Ugh. | |
91 | * | |
92 | * Note the "fun" _VMIN overloading. | |
93 | */ | |
94 | #define kernel_termios_to_user_termio(termio, termios) \ | |
95 | ({ \ | |
96 | put_user((termios)->c_iflag, &(termio)->c_iflag); \ | |
97 | put_user((termios)->c_oflag, &(termio)->c_oflag); \ | |
98 | put_user((termios)->c_cflag, &(termio)->c_cflag); \ | |
99 | put_user((termios)->c_lflag, &(termio)->c_lflag); \ | |
100 | put_user((termios)->c_line, &(termio)->c_line); \ | |
101 | copy_to_user((termio)->c_cc, (termios)->c_cc, NCC); \ | |
102 | if (!((termios)->c_lflag & ICANON)) { \ | |
103 | put_user((termios)->c_cc[VMIN], &(termio)->c_cc[_VMIN]); \ | |
104 | put_user((termios)->c_cc[VTIME], &(termio)->c_cc[_VTIME]); \ | |
105 | } \ | |
106 | 0; \ | |
107 | }) | |
108 | ||
109 | #define user_termios_to_kernel_termios(k, u) \ | |
110 | ({ \ | |
111 | get_user((k)->c_iflag, &(u)->c_iflag); \ | |
112 | get_user((k)->c_oflag, &(u)->c_oflag); \ | |
113 | get_user((k)->c_cflag, &(u)->c_cflag); \ | |
114 | get_user((k)->c_lflag, &(u)->c_lflag); \ | |
115 | get_user((k)->c_line, &(u)->c_line); \ | |
116 | copy_from_user((k)->c_cc, (u)->c_cc, NCCS); \ | |
117 | if((k)->c_lflag & ICANON) { \ | |
118 | get_user((k)->c_cc[VEOF], &(u)->c_cc[VEOF]); \ | |
119 | get_user((k)->c_cc[VEOL], &(u)->c_cc[VEOL]); \ | |
120 | } else { \ | |
121 | get_user((k)->c_cc[VMIN], &(u)->c_cc[_VMIN]); \ | |
122 | get_user((k)->c_cc[VTIME], &(u)->c_cc[_VTIME]); \ | |
123 | } \ | |
124 | 0; \ | |
125 | }) | |
126 | ||
127 | #define kernel_termios_to_user_termios(u, k) \ | |
128 | ({ \ | |
129 | put_user((k)->c_iflag, &(u)->c_iflag); \ | |
130 | put_user((k)->c_oflag, &(u)->c_oflag); \ | |
131 | put_user((k)->c_cflag, &(u)->c_cflag); \ | |
132 | put_user((k)->c_lflag, &(u)->c_lflag); \ | |
133 | put_user((k)->c_line, &(u)->c_line); \ | |
134 | copy_to_user((u)->c_cc, (k)->c_cc, NCCS); \ | |
135 | if(!((k)->c_lflag & ICANON)) { \ | |
136 | put_user((k)->c_cc[VMIN], &(u)->c_cc[_VMIN]); \ | |
137 | put_user((k)->c_cc[VTIME], &(u)->c_cc[_VTIME]); \ | |
138 | } else { \ | |
139 | put_user((k)->c_cc[VEOF], &(u)->c_cc[VEOF]); \ | |
140 | put_user((k)->c_cc[VEOL], &(u)->c_cc[VEOL]); \ | |
141 | } \ | |
142 | 0; \ | |
143 | }) | |
144 | ||
145 | #endif /* __KERNEL__ */ | |
146 | ||
147 | #endif /* _SPARC_TERMIOS_H */ |