X-Git-Url: http://git.joshuawise.com/netwatch.git/blobdiff_plain/33e49b2e6d599bc56326841b5b373b9f76adc5f7..8e7d9af004f36ed0d2dc94d1e8254e2ff5a32503:/netwatch/keyboard.c?ds=inline diff --git a/netwatch/keyboard.c b/netwatch/keyboard.c index a53a6e7..b4f1b58 100644 --- a/netwatch/keyboard.c +++ b/netwatch/keyboard.c @@ -1,3 +1,13 @@ +/* keyboard.c + * Keyboard scan code conversion and injection. + * NetWatch system management mode administration console + * + * Copyright (c) 2008 Jacob Potter and Joshua Wise. All rights reserved. + * This program is free software; you can redistribute and/or modify it under + * the terms found in the file LICENSE in the root of this source tree. + * + */ + #include "keyboard.h" #include #include @@ -8,126 +18,153 @@ static int kbd_inj_start = 0; static int kbd_inj_end = 0; int kbd_mode = 1; -static const char scancodes2[][2][8] = { - ['a'] = { "\x1c", "\xf0\x1c" }, - ['b'] = { "\x32", "\xf0\x32" }, - ['c'] = { "\x21", "\xf0\x21" }, - ['d'] = { "\x23", "\xf0\x23" }, - ['e'] = { "\x24", "\xf0\x24" }, - ['f'] = { "\x2b", "\xf0\x2b" }, - ['g'] = { "\x34", "\xf0\x34" }, - ['h'] = { "\x33", "\xf0\x33" }, - ['i'] = { "\x43", "\xf0\x43" }, - ['j'] = { "\x3b", "\xf0\x3b" }, - ['k'] = { "\x42", "\xf0\x42" }, - ['l'] = { "\x4b", "\xf0\x4b" }, - ['m'] = { "\x3a", "\xf0\x3a" }, - ['n'] = { "\x31", "\xf0\x31" }, - ['o'] = { "\x44", "\xf0\x44" }, - ['p'] = { "\x4d", "\xf0\x4d" }, - ['q'] = { "\x15", "\xf0\x15" }, - ['r'] = { "\x2d", "\xf0\x2d" }, - ['s'] = { "\x1b", "\xf0\x1b" }, - ['t'] = { "\x2c", "\xf0\x2c" }, - ['u'] = { "\x3c", "\xf0\x3c" }, - ['v'] = { "\x2a", "\xf0\x2a" }, - ['w'] = { "\x1d", "\xf0\x1d" }, - ['x'] = { "\x22", "\xf0\x22" }, - ['y'] = { "\x35", "\xf0\x35" }, - ['z'] = { "\x1a", "\xf0\x1a" }, - ['A'] = { "\x12\x1c", "\xf0\x1c\xf0\x12" }, - ['B'] = { "\x12\x32", "\xf0\x32\xf0\x12" }, - ['C'] = { "\x12\x21", "\xf0\x21\xf0\x12" }, - ['D'] = { "\x12\x23", "\xf0\x23\xf0\x12" }, - ['E'] = { "\x12\x24", "\xf0\x24\xf0\x12" }, - ['F'] = { "\x12\x2b", "\xf0\x2b\xf0\x12" }, - ['G'] = { "\x12\x34", "\xf0\x34\xf0\x12" }, - ['H'] = { "\x12\x33", "\xf0\x33\xf0\x12" }, - ['I'] = { "\x12\x43", "\xf0\x43\xf0\x12" }, - ['J'] = { "\x12\x3b", "\xf0\x3b\xf0\x12" }, - ['K'] = { "\x12\x42", "\xf0\x42\xf0\x12" }, - ['L'] = { "\x12\x4b", "\xf0\x4b\xf0\x12" }, - ['M'] = { "\x12\x3a", "\xf0\x3a\xf0\x12" }, - ['N'] = { "\x12\x31", "\xf0\x31\xf0\x12" }, - ['O'] = { "\x12\x44", "\xf0\x44\xf0\x12" }, - ['P'] = { "\x12\x4d", "\xf0\x4d\xf0\x12" }, - ['Q'] = { "\x12\x15", "\xf0\x15\xf0\x12" }, - ['R'] = { "\x12\x2d", "\xf0\x2d\xf0\x12" }, - ['S'] = { "\x12\x1b", "\xf0\x1b\xf0\x12" }, - ['T'] = { "\x12\x2c", "\xf0\x2c\xf0\x12" }, - ['U'] = { "\x12\x3c", "\xf0\x3c\xf0\x12" }, - ['V'] = { "\x12\x2a", "\xf0\x2a\xf0\x12" }, - ['W'] = { "\x12\x1d", "\xf0\x1d\xf0\x12" }, - ['X'] = { "\x12\x22", "\xf0\x22\xf0\x12" }, - ['Y'] = { "\x12\x35", "\xf0\x35\xf0\x12" }, - ['Z'] = { "\x12\x1a", "\xf0\x1a\xf0\x12" }, - ['`'] = { "\x0e", "\xf0\x0e" }, - ['~'] = { "\x12\x0e", "\xf0\x0e\xf0\x12" }, - ['1'] = { "\x16", "\xf0\x16" }, - ['!'] = { "\x12\x16", "\xf0\x16\xf0\x12" }, - ['2'] = { "\x1e", "\xf0\x1e" }, - ['@'] = { "\x12\x1e", "\xf0\x1e\xf0\x12" }, - ['3'] = { "\x26", "\xf0\x26" }, - ['#'] = { "\x12\x26", "\xf0\x26\xf0\x12" }, - ['4'] = { "\x25", "\xf0\x25" }, - ['$'] = { "\x12\x25", "\xf0\x25\xf0\x12" }, - ['5'] = { "\x2e", "\xf0\x2e" }, - ['%'] = { "\x12\x2e", "\xf0\x2e\xf0\x12" }, - ['6'] = { "\x36", "\xf0\x36" }, - ['^'] = { "\x12\x36", "\xf0\x36\xf0\x12" }, - ['7'] = { "\x3d", "\xf0\x3d" }, - ['&'] = { "\x12\x3d", "\xf0\x3d\xf0\x12" }, - ['8'] = { "\x3e", "\xf0\x3e" }, - ['*'] = { "\x12\x3e", "\xf0\x3e\xf0\x12" }, - ['9'] = { "\x46", "\xf0\x46" }, - ['('] = { "\x12\x46", "\xf0\x46\xf0\x12" }, - ['0'] = { "\x45", "\xf0\x45" }, - [')'] = { "\x12\x45", "\xf0\x45\xf0\x12" }, - ['-'] = { "\x4e", "\xf0\x4e" }, - ['_'] = { "\x12\x4e", "\xf0\x4e\xf0\x12" }, - ['='] = { "\x55", "\xf0\x55" }, - ['+'] = { "\x12\x55", "\xf0\x55\xf0\x12" }, - ['['] = { "\x54", "\xf0\x54" }, - ['{'] = { "\x12\x54", "\xf0\x54\xf0\x12" }, - [']'] = { "\x5b", "\xf0\x5b" }, - ['}'] = { "\x12\x5b", "\xf0\x5b\xf0\x12" }, - ['\\'] = { "\x5d", "\xf0\x5d" }, - ['|'] = { "\x12\x5d", "\xf0\x5d\xf0\x12" }, - [';'] = { "\x4c", "\xf0\x4c" }, - [':'] = { "\x12\x4c", "\xf0\x4c\xf0\x12" }, - ['\''] = { "\x52", "\xf0\x52" }, - ['"'] = { "\x12\x52", "\xf0\x52\xf0\x12" }, - [','] = { "\x41", "\xf0\x41" }, - ['<'] = { "\x12\x41", "\xf0\x41\xf0\x12" }, - ['.'] = { "\x49", "\xf0\x49" }, - ['>'] = { "\x12\x49", "\xf0\x49\xf0\x12" }, - ['/'] = { "\x4a", "\xf0\x4a" }, - [' '] = { "\x29", "\xf0\x29" }, - ['?'] = { "\x12\x4a", "\xf0\x4a\xf0\x12" } +/* To save space, we don't store the first 32 characters in scancodes2, since + * they're control characters. Thus, the offset is the amount to subtract + * from a character before looking it up. */ + +#define SC2_OFFSET 32 +#define SC2(x) ((x)-SC2_OFFSET) + +/* Keys are stored in somewhat compressed form, to save on data space. + * + * The "press" and "release" strings contain scancodes to be injected + * into the buffer. However, they are modified beforehand, since two + * bytes isn't enough for all keys. + * + * Rules: + * - If press starts with \x12 (shift down), then \xf0\x12 (shift up) + * will be appended to release. + * - If press starts with \xe0, then \xe0 is *pre*pended to release. + */ + +struct keyspec { + char press[2]; + char release[2]; }; +static const struct keyspec scancodes2[] = { + [SC2('a')] = { "\x1c", "\xf0\x1c" }, + [SC2('b')] = { "\x32", "\xf0\x32" }, + [SC2('c')] = { "\x21", "\xf0\x21" }, + [SC2('d')] = { "\x23", "\xf0\x23" }, + [SC2('e')] = { "\x24", "\xf0\x24" }, + [SC2('f')] = { "\x2b", "\xf0\x2b" }, + [SC2('g')] = { "\x34", "\xf0\x34" }, + [SC2('h')] = { "\x33", "\xf0\x33" }, + [SC2('i')] = { "\x43", "\xf0\x43" }, + [SC2('j')] = { "\x3b", "\xf0\x3b" }, + [SC2('k')] = { "\x42", "\xf0\x42" }, + [SC2('l')] = { "\x4b", "\xf0\x4b" }, + [SC2('m')] = { "\x3a", "\xf0\x3a" }, + [SC2('n')] = { "\x31", "\xf0\x31" }, + [SC2('o')] = { "\x44", "\xf0\x44" }, + [SC2('p')] = { "\x4d", "\xf0\x4d" }, + [SC2('q')] = { "\x15", "\xf0\x15" }, + [SC2('r')] = { "\x2d", "\xf0\x2d" }, + [SC2('s')] = { "\x1b", "\xf0\x1b" }, + [SC2('t')] = { "\x2c", "\xf0\x2c" }, + [SC2('u')] = { "\x3c", "\xf0\x3c" }, + [SC2('v')] = { "\x2a", "\xf0\x2a" }, + [SC2('w')] = { "\x1d", "\xf0\x1d" }, + [SC2('x')] = { "\x22", "\xf0\x22" }, + [SC2('y')] = { "\x35", "\xf0\x35" }, + [SC2('z')] = { "\x1a", "\xf0\x1a" }, + [SC2('A')] = { "\x12\x1c", "\xf0\x1c" }, + [SC2('B')] = { "\x12\x32", "\xf0\x32" }, + [SC2('C')] = { "\x12\x21", "\xf0\x21" }, + [SC2('D')] = { "\x12\x23", "\xf0\x23" }, + [SC2('E')] = { "\x12\x24", "\xf0\x24" }, + [SC2('F')] = { "\x12\x2b", "\xf0\x2b" }, + [SC2('G')] = { "\x12\x34", "\xf0\x34" }, + [SC2('H')] = { "\x12\x33", "\xf0\x33" }, + [SC2('I')] = { "\x12\x43", "\xf0\x43" }, + [SC2('J')] = { "\x12\x3b", "\xf0\x3b" }, + [SC2('K')] = { "\x12\x42", "\xf0\x42" }, + [SC2('L')] = { "\x12\x4b", "\xf0\x4b" }, + [SC2('M')] = { "\x12\x3a", "\xf0\x3a" }, + [SC2('N')] = { "\x12\x31", "\xf0\x31" }, + [SC2('O')] = { "\x12\x44", "\xf0\x44" }, + [SC2('P')] = { "\x12\x4d", "\xf0\x4d" }, + [SC2('Q')] = { "\x12\x15", "\xf0\x15" }, + [SC2('R')] = { "\x12\x2d", "\xf0\x2d" }, + [SC2('S')] = { "\x12\x1b", "\xf0\x1b" }, + [SC2('T')] = { "\x12\x2c", "\xf0\x2c" }, + [SC2('U')] = { "\x12\x3c", "\xf0\x3c" }, + [SC2('V')] = { "\x12\x2a", "\xf0\x2a" }, + [SC2('W')] = { "\x12\x1d", "\xf0\x1d" }, + [SC2('X')] = { "\x12\x22", "\xf0\x22" }, + [SC2('Y')] = { "\x12\x35", "\xf0\x35" }, + [SC2('Z')] = { "\x12\x1a", "\xf0\x1a" }, + [SC2('`')] = { "\x0e", "\xf0\x0e" }, + [SC2('~')] = { "\x12\x0e", "\xf0\x0e" }, + [SC2('1')] = { "\x16", "\xf0\x16" }, + [SC2('!')] = { "\x12\x16", "\xf0\x16" }, + [SC2('2')] = { "\x1e", "\xf0\x1e" }, + [SC2('@')] = { "\x12\x1e", "\xf0\x1e" }, + [SC2('3')] = { "\x26", "\xf0\x26" }, + [SC2('#')] = { "\x12\x26", "\xf0\x26" }, + [SC2('4')] = { "\x25", "\xf0\x25" }, + [SC2('$')] = { "\x12\x25", "\xf0\x25" }, + [SC2('5')] = { "\x2e", "\xf0\x2e" }, + [SC2('%')] = { "\x12\x2e", "\xf0\x2e" }, + [SC2('6')] = { "\x36", "\xf0\x36" }, + [SC2('^')] = { "\x12\x36", "\xf0\x36" }, + [SC2('7')] = { "\x3d", "\xf0\x3d" }, + [SC2('&')] = { "\x12\x3d", "\xf0\x3d" }, + [SC2('8')] = { "\x3e", "\xf0\x3e" }, + [SC2('*')] = { "\x12\x3e", "\xf0\x3e" }, + [SC2('9')] = { "\x46", "\xf0\x46" }, + [SC2('(')] = { "\x12\x46", "\xf0\x46" }, + [SC2('0')] = { "\x45", "\xf0\x45" }, + [SC2(')')] = { "\x12\x45", "\xf0\x45" }, + [SC2('-')] = { "\x4e", "\xf0\x4e" }, + [SC2('_')] = { "\x12\x4e", "\xf0\x4e" }, + [SC2('=')] = { "\x55", "\xf0\x55" }, + [SC2('+')] = { "\x12\x55", "\xf0\x55" }, + [SC2('[')] = { "\x54", "\xf0\x54" }, + [SC2('{')] = { "\x12\x54", "\xf0\x54" }, + [SC2(']')] = { "\x5b", "\xf0\x5b" }, + [SC2('}')] = { "\x12\x5b", "\xf0\x5b" }, + [SC2('\\')] = { "\x5d", "\xf0\x5d" }, + [SC2('|')] = { "\x12\x5d", "\xf0\x5d" }, + [SC2(';')] = { "\x4c", "\xf0\x4c" }, + [SC2(':')] = { "\x12\x4c", "\xf0\x4c" }, + [SC2('\'')] = { "\x52", "\xf0\x52" }, + [SC2('"')] = { "\x12\x52", "\xf0\x52" }, + [SC2(',')] = { "\x41", "\xf0\x41" }, + [SC2('<')] = { "\x12\x41", "\xf0\x41" }, + [SC2('.')] = { "\x49", "\xf0\x49" }, + [SC2('>')] = { "\x12\x49", "\xf0\x49" }, + [SC2('/')] = { "\x4a", "\xf0\x4a" }, + [SC2(' ')] = { "\x29", "\xf0\x29" }, + [SC2('?')] = { "\x12\x4a", "\xf0\x4a" } +}; -static const char scancodes2high[][2][8] = { - [0x08] = { "\x66", "\xf0\x66" }, - [0x09] = { "\x0d", "\xf0\x0d" }, - [0x0d] = { "\x5a", "\xf0\x5a" }, - [0x1b] = { "\x76", "\xf0\x76" }, - [0x63] = { "\xE0\x70", "\xE0\xF0\x70" }, - [0xff] = { "\xE0\x71", "\xE0\xF0\x71" }, - [0x50] = { "\xE0\x6C", "\xE0\xF0\x6C" }, - [0x57] = { "\xE0\x69", "\xE0\xF0\x69" }, - [0x55] = { "\xE0\x75", "\xE0\xF0\x75" }, - [0x56] = { "\xE0\x7A", "\xE0\xF0\x7A" }, - [0x51] = { "\xE0\x74", "\xE0\xF0\x74" }, - [0x52] = { "\xE0\x75", "\xE0\xF0\x75" }, - [0x53] = { "\xE0\x6B", "\xE0\xF0\x6B" }, - [0x54] = { "\xE0\x72", "\xE0\xF0\x72" }, - [0xe1] = { "\x12", "\xf0\x12" }, - [0xe2] = { "\x59", "\xf0\x59" }, - [0xe3] = { "\x14", "\xf0\x14" }, - [0xe4] = { "\xE0\x14", "\xE0\xF0\x14" }, - [0xe9] = { "\x11", "\xf0\x11" }, - [0xea] = { "\xE0\x11", "\xE0\xF0\x11" } +static const struct { + char index; + struct keyspec data; +} scancodes2high[] = { + { 0x08, { "\x66", "\xf0\x66" } }, + { 0x09, { "\x0d", "\xf0\x0d" } }, + { 0x0d, { "\x5a", "\xf0\x5a" } }, + { 0x1b, { "\x76", "\xf0\x76" } }, + { 0x63, { "\xe0\x70", "\xF0\x70" } }, + { 0xff, { "\xe0\x71", "\xF0\x71" } }, + { 0x50, { "\xe0\x6C", "\xF0\x6C" } }, + { 0x57, { "\xe0\x69", "\xF0\x69" } }, + { 0x55, { "\xe0\x75", "\xF0\x75" } }, + { 0x56, { "\xe0\x7A", "\xF0\x7A" } }, + { 0x51, { "\xe0\x74", "\xF0\x74" } }, + { 0x52, { "\xe0\x75", "\xF0\x75" } }, + { 0x53, { "\xe0\x6B", "\xF0\x6B" } }, + { 0x54, { "\xe0\x72", "\xF0\x72" } }, + { 0xe1, { "\x12", "" } }, + { 0xe2, { "\x59", "\xf0\x59" } }, + { 0xe3, { "\x14", "\xf0\x14" } }, + { 0xe4, { "\xe0\x14", "\xF0\x14" } }, + { 0xe9, { "\x11", "\xf0\x11" } }, + { 0xea, { "\xe0\x11", "\xF0\x11" } }, + { 0x00, { "", "" } } }; const unsigned char convert_table[] = { @@ -170,6 +207,11 @@ unsigned char sc_convert_1(unsigned char in) void kbd_inject_scancode (unsigned char sc) { + if (kbd_mode == 1) { + sc = sc_convert_1(sc); + if (!sc) return; + } + outputf("Buffering %02x", sc); kbd_inj_buffer[kbd_inj_end] = sc; kbd_inj_end += 1; @@ -178,30 +220,45 @@ void kbd_inject_scancode (unsigned char sc) void kbd_inject_keysym(uint32_t k, int downflag) { - const char * c; + const struct keyspec * ks = 0; + const char * c = 0; + int i; - if ((k & 0xFFFFFF00) == 0) + if ((k & 0xFFFFFF00) == 0 && (k & 0xFF) > SC2_OFFSET) { - c = scancodes2[k & 0xFF][downflag ? 0 : 1]; + ks = &scancodes2[SC2(k & 0xFF)]; } else if ((k & 0xFFFFFF00) == 0xFF00) { - c = scancodes2high[k & 0xFF][downflag ? 0 : 1]; + for (i = 0; scancodes2high[i].index; i++) { + if ((k & 0xff) == scancodes2high[i].index) { + ks = &scancodes2high[i].data; + break; + } + } } else { return; } - if (!c) return; + if (!ks) return; - if (kbd_mode == 1) { - while (*c) { - char cconv = sc_convert_1(*c); - if (cconv) kbd_inject_scancode(cconv); - c++; - } - } else { - while (*c) { - kbd_inject_scancode(*c); - c++; - } + if (downflag) + c = ks->press; + else + c = ks->release; + + i = 0; + + if (ks->press[0] == '\xe0' && !downflag) + kbd_inject_scancode('\xe0'); + + while (*c && i < 2) { + kbd_inject_scancode(*c); + c++; + i++; + } + + if (ks->press[0] == '\x12' && !downflag) { + kbd_inject_scancode('\xf0'); + kbd_inject_scancode('\x12'); } }