]>
Commit | Line | Data |
---|---|---|
1 | /* keyboard.c | |
2 | * Keyboard scan code conversion and injection. | |
3 | * NetWatch system management mode administration console | |
4 | * | |
5 | * Copyright (c) 2008 Jacob Potter and Joshua Wise. All rights reserved. | |
6 | * This program is free software; you can redistribute and/or modify it under | |
7 | * the terms found in the file LICENSE in the root of this source tree. | |
8 | * | |
9 | */ | |
10 | ||
11 | #include "keyboard.h" | |
12 | #include <stdint.h> | |
13 | #include <minilib.h> | |
14 | #include <output.h> | |
15 | ||
16 | static unsigned char kbd_inj_buffer[128]; | |
17 | static int kbd_inj_start = 0; | |
18 | static int kbd_inj_end = 0; | |
19 | int kbd_mode = 1; | |
20 | ||
21 | static const char scancodes2[][2][8] = { | |
22 | ['a'] = { "\x1c", "\xf0\x1c" }, | |
23 | ['b'] = { "\x32", "\xf0\x32" }, | |
24 | ['c'] = { "\x21", "\xf0\x21" }, | |
25 | ['d'] = { "\x23", "\xf0\x23" }, | |
26 | ['e'] = { "\x24", "\xf0\x24" }, | |
27 | ['f'] = { "\x2b", "\xf0\x2b" }, | |
28 | ['g'] = { "\x34", "\xf0\x34" }, | |
29 | ['h'] = { "\x33", "\xf0\x33" }, | |
30 | ['i'] = { "\x43", "\xf0\x43" }, | |
31 | ['j'] = { "\x3b", "\xf0\x3b" }, | |
32 | ['k'] = { "\x42", "\xf0\x42" }, | |
33 | ['l'] = { "\x4b", "\xf0\x4b" }, | |
34 | ['m'] = { "\x3a", "\xf0\x3a" }, | |
35 | ['n'] = { "\x31", "\xf0\x31" }, | |
36 | ['o'] = { "\x44", "\xf0\x44" }, | |
37 | ['p'] = { "\x4d", "\xf0\x4d" }, | |
38 | ['q'] = { "\x15", "\xf0\x15" }, | |
39 | ['r'] = { "\x2d", "\xf0\x2d" }, | |
40 | ['s'] = { "\x1b", "\xf0\x1b" }, | |
41 | ['t'] = { "\x2c", "\xf0\x2c" }, | |
42 | ['u'] = { "\x3c", "\xf0\x3c" }, | |
43 | ['v'] = { "\x2a", "\xf0\x2a" }, | |
44 | ['w'] = { "\x1d", "\xf0\x1d" }, | |
45 | ['x'] = { "\x22", "\xf0\x22" }, | |
46 | ['y'] = { "\x35", "\xf0\x35" }, | |
47 | ['z'] = { "\x1a", "\xf0\x1a" }, | |
48 | ['A'] = { "\x12\x1c", "\xf0\x1c\xf0\x12" }, | |
49 | ['B'] = { "\x12\x32", "\xf0\x32\xf0\x12" }, | |
50 | ['C'] = { "\x12\x21", "\xf0\x21\xf0\x12" }, | |
51 | ['D'] = { "\x12\x23", "\xf0\x23\xf0\x12" }, | |
52 | ['E'] = { "\x12\x24", "\xf0\x24\xf0\x12" }, | |
53 | ['F'] = { "\x12\x2b", "\xf0\x2b\xf0\x12" }, | |
54 | ['G'] = { "\x12\x34", "\xf0\x34\xf0\x12" }, | |
55 | ['H'] = { "\x12\x33", "\xf0\x33\xf0\x12" }, | |
56 | ['I'] = { "\x12\x43", "\xf0\x43\xf0\x12" }, | |
57 | ['J'] = { "\x12\x3b", "\xf0\x3b\xf0\x12" }, | |
58 | ['K'] = { "\x12\x42", "\xf0\x42\xf0\x12" }, | |
59 | ['L'] = { "\x12\x4b", "\xf0\x4b\xf0\x12" }, | |
60 | ['M'] = { "\x12\x3a", "\xf0\x3a\xf0\x12" }, | |
61 | ['N'] = { "\x12\x31", "\xf0\x31\xf0\x12" }, | |
62 | ['O'] = { "\x12\x44", "\xf0\x44\xf0\x12" }, | |
63 | ['P'] = { "\x12\x4d", "\xf0\x4d\xf0\x12" }, | |
64 | ['Q'] = { "\x12\x15", "\xf0\x15\xf0\x12" }, | |
65 | ['R'] = { "\x12\x2d", "\xf0\x2d\xf0\x12" }, | |
66 | ['S'] = { "\x12\x1b", "\xf0\x1b\xf0\x12" }, | |
67 | ['T'] = { "\x12\x2c", "\xf0\x2c\xf0\x12" }, | |
68 | ['U'] = { "\x12\x3c", "\xf0\x3c\xf0\x12" }, | |
69 | ['V'] = { "\x12\x2a", "\xf0\x2a\xf0\x12" }, | |
70 | ['W'] = { "\x12\x1d", "\xf0\x1d\xf0\x12" }, | |
71 | ['X'] = { "\x12\x22", "\xf0\x22\xf0\x12" }, | |
72 | ['Y'] = { "\x12\x35", "\xf0\x35\xf0\x12" }, | |
73 | ['Z'] = { "\x12\x1a", "\xf0\x1a\xf0\x12" }, | |
74 | ['`'] = { "\x0e", "\xf0\x0e" }, | |
75 | ['~'] = { "\x12\x0e", "\xf0\x0e\xf0\x12" }, | |
76 | ['1'] = { "\x16", "\xf0\x16" }, | |
77 | ['!'] = { "\x12\x16", "\xf0\x16\xf0\x12" }, | |
78 | ['2'] = { "\x1e", "\xf0\x1e" }, | |
79 | ['@'] = { "\x12\x1e", "\xf0\x1e\xf0\x12" }, | |
80 | ['3'] = { "\x26", "\xf0\x26" }, | |
81 | ['#'] = { "\x12\x26", "\xf0\x26\xf0\x12" }, | |
82 | ['4'] = { "\x25", "\xf0\x25" }, | |
83 | ['$'] = { "\x12\x25", "\xf0\x25\xf0\x12" }, | |
84 | ['5'] = { "\x2e", "\xf0\x2e" }, | |
85 | ['%'] = { "\x12\x2e", "\xf0\x2e\xf0\x12" }, | |
86 | ['6'] = { "\x36", "\xf0\x36" }, | |
87 | ['^'] = { "\x12\x36", "\xf0\x36\xf0\x12" }, | |
88 | ['7'] = { "\x3d", "\xf0\x3d" }, | |
89 | ['&'] = { "\x12\x3d", "\xf0\x3d\xf0\x12" }, | |
90 | ['8'] = { "\x3e", "\xf0\x3e" }, | |
91 | ['*'] = { "\x12\x3e", "\xf0\x3e\xf0\x12" }, | |
92 | ['9'] = { "\x46", "\xf0\x46" }, | |
93 | ['('] = { "\x12\x46", "\xf0\x46\xf0\x12" }, | |
94 | ['0'] = { "\x45", "\xf0\x45" }, | |
95 | [')'] = { "\x12\x45", "\xf0\x45\xf0\x12" }, | |
96 | ['-'] = { "\x4e", "\xf0\x4e" }, | |
97 | ['_'] = { "\x12\x4e", "\xf0\x4e\xf0\x12" }, | |
98 | ['='] = { "\x55", "\xf0\x55" }, | |
99 | ['+'] = { "\x12\x55", "\xf0\x55\xf0\x12" }, | |
100 | ['['] = { "\x54", "\xf0\x54" }, | |
101 | ['{'] = { "\x12\x54", "\xf0\x54\xf0\x12" }, | |
102 | [']'] = { "\x5b", "\xf0\x5b" }, | |
103 | ['}'] = { "\x12\x5b", "\xf0\x5b\xf0\x12" }, | |
104 | ['\\'] = { "\x5d", "\xf0\x5d" }, | |
105 | ['|'] = { "\x12\x5d", "\xf0\x5d\xf0\x12" }, | |
106 | [';'] = { "\x4c", "\xf0\x4c" }, | |
107 | [':'] = { "\x12\x4c", "\xf0\x4c\xf0\x12" }, | |
108 | ['\''] = { "\x52", "\xf0\x52" }, | |
109 | ['"'] = { "\x12\x52", "\xf0\x52\xf0\x12" }, | |
110 | [','] = { "\x41", "\xf0\x41" }, | |
111 | ['<'] = { "\x12\x41", "\xf0\x41\xf0\x12" }, | |
112 | ['.'] = { "\x49", "\xf0\x49" }, | |
113 | ['>'] = { "\x12\x49", "\xf0\x49\xf0\x12" }, | |
114 | ['/'] = { "\x4a", "\xf0\x4a" }, | |
115 | [' '] = { "\x29", "\xf0\x29" }, | |
116 | ['?'] = { "\x12\x4a", "\xf0\x4a\xf0\x12" } | |
117 | }; | |
118 | ||
119 | ||
120 | static const char scancodes2high[][2][8] = { | |
121 | [0x08] = { "\x66", "\xf0\x66" }, | |
122 | [0x09] = { "\x0d", "\xf0\x0d" }, | |
123 | [0x0d] = { "\x5a", "\xf0\x5a" }, | |
124 | [0x1b] = { "\x76", "\xf0\x76" }, | |
125 | [0x63] = { "\xE0\x70", "\xE0\xF0\x70" }, | |
126 | [0xff] = { "\xE0\x71", "\xE0\xF0\x71" }, | |
127 | [0x50] = { "\xE0\x6C", "\xE0\xF0\x6C" }, | |
128 | [0x57] = { "\xE0\x69", "\xE0\xF0\x69" }, | |
129 | [0x55] = { "\xE0\x75", "\xE0\xF0\x75" }, | |
130 | [0x56] = { "\xE0\x7A", "\xE0\xF0\x7A" }, | |
131 | [0x51] = { "\xE0\x74", "\xE0\xF0\x74" }, | |
132 | [0x52] = { "\xE0\x75", "\xE0\xF0\x75" }, | |
133 | [0x53] = { "\xE0\x6B", "\xE0\xF0\x6B" }, | |
134 | [0x54] = { "\xE0\x72", "\xE0\xF0\x72" }, | |
135 | [0xe1] = { "\x12", "\xf0\x12" }, | |
136 | [0xe2] = { "\x59", "\xf0\x59" }, | |
137 | [0xe3] = { "\x14", "\xf0\x14" }, | |
138 | [0xe4] = { "\xE0\x14", "\xE0\xF0\x14" }, | |
139 | [0xe9] = { "\x11", "\xf0\x11" }, | |
140 | [0xea] = { "\xE0\x11", "\xE0\xF0\x11" } | |
141 | }; | |
142 | ||
143 | const unsigned char convert_table[] = { | |
144 | 0xff, 0x43, 0x41, 0x3f, 0x3d, 0x3b, 0x3c, 0x58, 0x64, 0x44, 0x42, 0x40, 0x3e, 0x0f, 0x29, 0x59, | |
145 | 0x65, 0x38, 0x2a, 0x70, 0x1d, 0x10, 0x02, 0x5a, 0x66, 0x71, 0x2c, 0x1f, 0x1e, 0x11, 0x03, 0x5b, | |
146 | 0x67, 0x2e, 0x2d, 0x20, 0x12, 0x05, 0x04, 0x5c, 0x68, 0x39, 0x2f, 0x21, 0x14, 0x13, 0x06, 0x5d, | |
147 | 0x69, 0x31, 0x30, 0x23, 0x22, 0x15, 0x07, 0x5e, 0x6a, 0x72, 0x32, 0x24, 0x16, 0x08, 0x09, 0x5f, | |
148 | 0x6b, 0x33, 0x25, 0x17, 0x18, 0x0b, 0x0a, 0x60, 0x6c, 0x34, 0x35, 0x26, 0x27, 0x19, 0x0c, 0x61, | |
149 | 0x6d, 0x73, 0x28, 0x74, 0x1a, 0x0d, 0x62, 0x6e, 0x3a, 0x36, 0x1c, 0x1b, 0x75, 0x2b, 0x63, 0x76, | |
150 | 0x55, 0x56, 0x77, 0x78, 0x79, 0x7a, 0x0e, 0x7b, 0x7c, 0x4f, 0x7d, 0x4b, 0x47, 0x7e, 0x7f, 0x6f, | |
151 | 0x52, 0x53, 0x50, 0x4c, 0x4d, 0x48, 0x01, 0x45, 0x57, 0x4e, 0x51, 0x4a, 0x37, 0x49, 0x46, 0x54, | |
152 | 0x80, 0x81, 0x82, 0x41, 0x54, 0x85, 0x86, 0x87, 0x88, 0x89, 0x8a, 0x8b, 0x8c, 0x8d, 0x8e, 0x8f, | |
153 | 0x90, 0x91, 0x92, 0x93, 0x94, 0x95, 0x96, 0x97, 0x98, 0x99, 0x9a, 0x9b, 0x9c, 0x9d, 0x9e, 0x9f, | |
154 | 0xa0, 0xa1, 0xa2, 0xa3, 0xa4, 0xa5, 0xa6, 0xa7, 0xa8, 0xa9, 0xaa, 0xab, 0xac, 0xad, 0xae, 0xaf, | |
155 | 0xb0, 0xb1, 0xb2, 0xb3, 0xb4, 0xb5, 0xb6, 0xb7, 0xb8, 0xb9, 0xba, 0xbb, 0xbc, 0xbd, 0xbe, 0xbf, | |
156 | 0xc0, 0xc1, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6, 0xc7, 0xc8, 0xc9, 0xca, 0xcb, 0xcc, 0xcd, 0xce, 0xcf, | |
157 | 0xd0, 0xd1, 0xd2, 0xd3, 0xd4, 0xd5, 0xd6, 0xd7, 0xd8, 0xd9, 0xda, 0xdb, 0xdc, 0xdd, 0xde, 0xdf, | |
158 | 0xe0, 0xe1, 0xe2, 0xe3, 0xe4, 0xe5, 0xe6, 0xe7, 0xe8, 0xe9, 0xea, 0xeb, 0xec, 0xed, 0xee, 0xef, | |
159 | 0x00, 0xf1, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7, 0xf8, 0xf9, 0xfa, 0xfb, 0xfc, 0xfd, 0xfe, 0xff | |
160 | }; | |
161 | ||
162 | unsigned char sc_convert_1(unsigned char in) | |
163 | { | |
164 | static int shifted = 0; | |
165 | ||
166 | if (shifted) | |
167 | { | |
168 | shifted = 0; | |
169 | return convert_table[in] | 0x80; | |
170 | } | |
171 | ||
172 | if (in == 0xF0) | |
173 | { | |
174 | shifted = 1; | |
175 | return 0; | |
176 | } else { | |
177 | return convert_table[in]; | |
178 | } | |
179 | } | |
180 | ||
181 | void kbd_inject_scancode (unsigned char sc) | |
182 | { | |
183 | outputf("Buffering %02x", sc); | |
184 | kbd_inj_buffer[kbd_inj_end] = sc; | |
185 | kbd_inj_end += 1; | |
186 | kbd_inj_end %= sizeof(kbd_inj_buffer); | |
187 | } | |
188 | ||
189 | void kbd_inject_keysym(uint32_t k, int downflag) | |
190 | { | |
191 | const char * c; | |
192 | ||
193 | if ((k & 0xFFFFFF00) == 0) | |
194 | { | |
195 | c = scancodes2[k & 0xFF][downflag ? 0 : 1]; | |
196 | } else if ((k & 0xFFFFFF00) == 0xFF00) { | |
197 | c = scancodes2high[k & 0xFF][downflag ? 0 : 1]; | |
198 | } else { | |
199 | return; | |
200 | } | |
201 | ||
202 | if (!c) return; | |
203 | ||
204 | if (kbd_mode == 1) { | |
205 | while (*c) { | |
206 | char cconv = sc_convert_1(*c); | |
207 | if (cconv) kbd_inject_scancode(cconv); | |
208 | c++; | |
209 | } | |
210 | } else { | |
211 | while (*c) { | |
212 | kbd_inject_scancode(*c); | |
213 | c++; | |
214 | } | |
215 | } | |
216 | } | |
217 | ||
218 | unsigned char kbd_get_injected_scancode() | |
219 | { | |
220 | unsigned char b; | |
221 | ||
222 | if (kbd_inj_end != kbd_inj_start) | |
223 | { | |
224 | b = kbd_inj_buffer[kbd_inj_start]; | |
225 | kbd_inj_start += 1; | |
226 | kbd_inj_start %= sizeof(kbd_inj_buffer); | |
227 | outputf("Injecting %02x", b); | |
228 | return b; | |
229 | } else { | |
230 | outputf("Not injecting"); | |
231 | return 0; | |
232 | } | |
233 | } | |
234 | ||
235 | int kbd_has_injected_scancode() | |
236 | { | |
237 | if (kbd_inj_end != kbd_inj_start) | |
238 | { | |
239 | return 1; | |
240 | } else { | |
241 | return 0; | |
242 | } | |
243 | } |