diff options
Diffstat (limited to 'util/grub-mklayout.c')
| -rw-r--r-- | util/grub-mklayout.c | 505 |
1 files changed, 505 insertions, 0 deletions
diff --git a/util/grub-mklayout.c b/util/grub-mklayout.c new file mode 100644 index 0000000..04501cb --- /dev/null +++ b/util/grub-mklayout.c @@ -0,0 +1,505 @@ +/* + * GRUB -- GRand Unified Bootloader + * Copyright (C) 2010 Free Software Foundation, Inc. + * + * GRUB is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * GRUB is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with GRUB. If not, see <http://www.gnu.org/licenses/>. + */ + +#include <config.h> + +#include <grub/util/misc.h> +#include <grub/i18n.h> +#include <grub/term.h> +#include <grub/keyboard_layouts.h> + +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <getopt.h> +#include <unistd.h> +#include <errno.h> + +#include "progname.h" + +#define CKBCOMP "ckbcomp" + +static struct option options[] = { + {"output", required_argument, 0, 'o'}, + {"help", no_argument, 0, 'h'}, + {"version", no_argument, 0, 'V'}, + {"verbose", no_argument, 0, 'v'}, + {0, 0, 0, 0} +}; + +struct console_grub_equivalence +{ + char *layout; + grub_uint32_t grub; +}; + +static struct console_grub_equivalence console_grub_equivalences_shift[] = { + {"KP_0", '0'}, + {"KP_1", '1'}, + {"KP_2", '2'}, + {"KP_3", '3'}, + {"KP_4", '4'}, + {"KP_5", '5'}, + {"KP_6", '6'}, + {"KP_7", '7'}, + {"KP_8", '8'}, + {"KP_9", '9'}, + {"KP_Period", '.'}, + + {NULL, '\0'} +}; + +static struct console_grub_equivalence console_grub_equivalences_unshift[] = { + {"KP_0", GRUB_TERM_KEY_INSERT}, + {"KP_1", GRUB_TERM_KEY_END}, + {"KP_2", GRUB_TERM_KEY_DOWN}, + {"KP_3", GRUB_TERM_KEY_NPAGE}, + {"KP_4", GRUB_TERM_KEY_LEFT}, + {"KP_5", GRUB_TERM_KEY_CENTER}, + {"KP_6", GRUB_TERM_KEY_RIGHT}, + {"KP_7", GRUB_TERM_KEY_HOME}, + {"KP_8", GRUB_TERM_KEY_UP}, + {"KP_9", GRUB_TERM_KEY_PPAGE}, + {"KP_Period", GRUB_TERM_KEY_DC}, + + {NULL, '\0'} +}; + +static struct console_grub_equivalence console_grub_equivalences_common[] = { + {"Escape", GRUB_TERM_ESC}, + {"Tab", GRUB_TERM_TAB}, + {"Delete", GRUB_TERM_BACKSPACE}, + + {"KP_Enter", '\n'}, + {"Return", '\n'}, + + {"KP_Multiply", '*'}, + {"KP_Subtract", '-'}, + {"KP_Add", '+'}, + {"KP_Divide", '/'}, + + {"F1", GRUB_TERM_KEY_F1}, + {"F2", GRUB_TERM_KEY_F2}, + {"F3", GRUB_TERM_KEY_F3}, + {"F4", GRUB_TERM_KEY_F4}, + {"F5", GRUB_TERM_KEY_F5}, + {"F6", GRUB_TERM_KEY_F6}, + {"F7", GRUB_TERM_KEY_F7}, + {"F8", GRUB_TERM_KEY_F8}, + {"F9", GRUB_TERM_KEY_F9}, + {"F10", GRUB_TERM_KEY_F10}, + {"F11", GRUB_TERM_KEY_F11}, + {"F12", GRUB_TERM_KEY_F12}, + {"F13", GRUB_TERM_KEY_F1 | GRUB_TERM_SHIFT}, + {"F14", GRUB_TERM_KEY_F2 | GRUB_TERM_SHIFT}, + {"F15", GRUB_TERM_KEY_F3 | GRUB_TERM_SHIFT}, + {"F16", GRUB_TERM_KEY_F4 | GRUB_TERM_SHIFT}, + {"F17", GRUB_TERM_KEY_F5 | GRUB_TERM_SHIFT}, + {"F18", GRUB_TERM_KEY_F6 | GRUB_TERM_SHIFT}, + {"F19", GRUB_TERM_KEY_F7 | GRUB_TERM_SHIFT}, + {"F20", GRUB_TERM_KEY_F8 | GRUB_TERM_SHIFT}, + {"F21", GRUB_TERM_KEY_F9 | GRUB_TERM_SHIFT}, + {"F22", GRUB_TERM_KEY_F10 | GRUB_TERM_SHIFT}, + {"F23", GRUB_TERM_KEY_F11 | GRUB_TERM_SHIFT}, + {"F24", GRUB_TERM_KEY_F12 | GRUB_TERM_SHIFT}, + {"Console_13", GRUB_TERM_KEY_F1 | GRUB_TERM_ALT}, + {"Console_14", GRUB_TERM_KEY_F2 | GRUB_TERM_ALT}, + {"Console_15", GRUB_TERM_KEY_F3 | GRUB_TERM_ALT}, + {"Console_16", GRUB_TERM_KEY_F4 | GRUB_TERM_ALT}, + {"Console_17", GRUB_TERM_KEY_F5 | GRUB_TERM_ALT}, + {"Console_18", GRUB_TERM_KEY_F6 | GRUB_TERM_ALT}, + {"Console_19", GRUB_TERM_KEY_F7 | GRUB_TERM_ALT}, + {"Console_20", GRUB_TERM_KEY_F8 | GRUB_TERM_ALT}, + {"Console_21", GRUB_TERM_KEY_F9 | GRUB_TERM_ALT}, + {"Console_22", GRUB_TERM_KEY_F10 | GRUB_TERM_ALT}, + {"Console_23", GRUB_TERM_KEY_F11 | GRUB_TERM_ALT}, + {"Console_24", GRUB_TERM_KEY_F12 | GRUB_TERM_ALT}, + {"Console_25", GRUB_TERM_KEY_F1 | GRUB_TERM_SHIFT | GRUB_TERM_ALT}, + {"Console_26", GRUB_TERM_KEY_F2 | GRUB_TERM_SHIFT | GRUB_TERM_ALT}, + {"Console_27", GRUB_TERM_KEY_F3 | GRUB_TERM_SHIFT | GRUB_TERM_ALT}, + {"Console_28", GRUB_TERM_KEY_F4 | GRUB_TERM_SHIFT | GRUB_TERM_ALT}, + {"Console_29", GRUB_TERM_KEY_F5 | GRUB_TERM_SHIFT | GRUB_TERM_ALT}, + {"Console_30", GRUB_TERM_KEY_F6 | GRUB_TERM_SHIFT | GRUB_TERM_ALT}, + {"Console_31", GRUB_TERM_KEY_F7 | GRUB_TERM_SHIFT | GRUB_TERM_ALT}, + {"Console_32", GRUB_TERM_KEY_F8 | GRUB_TERM_SHIFT | GRUB_TERM_ALT}, + {"Console_33", GRUB_TERM_KEY_F9 | GRUB_TERM_SHIFT | GRUB_TERM_ALT}, + {"Console_34", GRUB_TERM_KEY_F10 | GRUB_TERM_SHIFT | GRUB_TERM_ALT}, + {"Console_35", GRUB_TERM_KEY_F11 | GRUB_TERM_SHIFT | GRUB_TERM_ALT}, + {"Console_36", GRUB_TERM_KEY_F12 | GRUB_TERM_SHIFT | GRUB_TERM_ALT}, + + {"Insert", GRUB_TERM_KEY_INSERT}, + {"Down", GRUB_TERM_KEY_DOWN}, + {"Up", GRUB_TERM_KEY_UP}, + {"Home", GRUB_TERM_KEY_HOME}, + {"End", GRUB_TERM_KEY_END}, + {"Right", GRUB_TERM_KEY_RIGHT}, + {"Left", GRUB_TERM_KEY_LEFT}, + {"Next", GRUB_TERM_KEY_NPAGE}, + {"Prior", GRUB_TERM_KEY_PPAGE}, + {"Remove", GRUB_TERM_KEY_DC}, + {"VoidSymbol", 0}, + + /* "Undead" keys since no dead key support in GRUB. */ + {"dead_acute", '\''}, + {"dead_circumflex", '^'}, + {"dead_grave", '`'}, + {"dead_tilde", '~'}, + {"dead_diaeresis", '"'}, + + /* Following ones don't provide any useful symbols for shell. */ + {"dead_cedilla", 0}, + {"dead_ogonek", 0}, + {"dead_caron", 0}, + {"dead_breve", 0}, + {"dead_doubleacute", 0}, + + /* Unused in GRUB. */ + {"Pause", 0}, + {"Scroll_Forward", 0}, + {"Scroll_Backward", 0}, + {"Hex_0", 0}, + {"Hex_1", 0}, + {"Hex_2", 0}, + {"Hex_3", 0}, + {"Hex_4", 0}, + {"Hex_5", 0}, + {"Hex_6", 0}, + {"Hex_7", 0}, + {"Hex_8", 0}, + {"Hex_9", 0}, + {"Hex_A", 0}, + {"Hex_B", 0}, + {"Hex_C", 0}, + {"Hex_D", 0}, + {"Hex_E", 0}, + {"Hex_F", 0}, + {"Scroll_Lock", 0}, + {"Show_Memory", 0}, + {"Show_Registers", 0}, + {"Control_backslash", 0}, + {"Compose", 0}, + + {NULL, '\0'} +}; + +static grub_uint8_t linux_to_usb_map[128] = { + /* 0x00 */ 0 /* Unused */, GRUB_KEYBOARD_KEY_ESCAPE, + /* 0x02 */ GRUB_KEYBOARD_KEY_1, GRUB_KEYBOARD_KEY_2, + /* 0x04 */ GRUB_KEYBOARD_KEY_3, GRUB_KEYBOARD_KEY_4, + /* 0x06 */ GRUB_KEYBOARD_KEY_5, GRUB_KEYBOARD_KEY_6, + /* 0x08 */ GRUB_KEYBOARD_KEY_7, GRUB_KEYBOARD_KEY_8, + /* 0x0a */ GRUB_KEYBOARD_KEY_9, GRUB_KEYBOARD_KEY_0, + /* 0x0c */ GRUB_KEYBOARD_KEY_DASH, GRUB_KEYBOARD_KEY_EQUAL, + /* 0x0e */ GRUB_KEYBOARD_KEY_BACKSPACE, GRUB_KEYBOARD_KEY_TAB, + /* 0x10 */ GRUB_KEYBOARD_KEY_Q, GRUB_KEYBOARD_KEY_W, + /* 0x12 */ GRUB_KEYBOARD_KEY_E, GRUB_KEYBOARD_KEY_R, + /* 0x14 */ GRUB_KEYBOARD_KEY_T, GRUB_KEYBOARD_KEY_Y, + /* 0x16 */ GRUB_KEYBOARD_KEY_U, GRUB_KEYBOARD_KEY_I, + /* 0x18 */ GRUB_KEYBOARD_KEY_O, GRUB_KEYBOARD_KEY_P, + /* 0x1a */ GRUB_KEYBOARD_KEY_LBRACKET, GRUB_KEYBOARD_KEY_RBRACKET, + /* 0x1c */ GRUB_KEYBOARD_KEY_ENTER, GRUB_KEYBOARD_KEY_LEFT_CTRL, + /* 0x1e */ GRUB_KEYBOARD_KEY_A, GRUB_KEYBOARD_KEY_S, + /* 0x20 */ GRUB_KEYBOARD_KEY_D, GRUB_KEYBOARD_KEY_F, + /* 0x22 */ GRUB_KEYBOARD_KEY_G, GRUB_KEYBOARD_KEY_H, + /* 0x24 */ GRUB_KEYBOARD_KEY_J, GRUB_KEYBOARD_KEY_K, + /* 0x26 */ GRUB_KEYBOARD_KEY_L, GRUB_KEYBOARD_KEY_SEMICOLON, + /* 0x28 */ GRUB_KEYBOARD_KEY_DQUOTE, GRUB_KEYBOARD_KEY_RQUOTE, + /* 0x2a */ GRUB_KEYBOARD_KEY_LEFT_SHIFT, GRUB_KEYBOARD_KEY_BACKSLASH, + /* 0x2c */ GRUB_KEYBOARD_KEY_Z, GRUB_KEYBOARD_KEY_X, + /* 0x2e */ GRUB_KEYBOARD_KEY_C, GRUB_KEYBOARD_KEY_V, + /* 0x30 */ GRUB_KEYBOARD_KEY_B, GRUB_KEYBOARD_KEY_N, + /* 0x32 */ GRUB_KEYBOARD_KEY_M, GRUB_KEYBOARD_KEY_COMMA, + /* 0x34 */ GRUB_KEYBOARD_KEY_DOT, GRUB_KEYBOARD_KEY_SLASH, + /* 0x36 */ GRUB_KEYBOARD_KEY_RIGHT_SHIFT, GRUB_KEYBOARD_KEY_NUMMUL, + /* 0x38 */ GRUB_KEYBOARD_KEY_LEFT_ALT, GRUB_KEYBOARD_KEY_SPACE, + /* 0x3a */ GRUB_KEYBOARD_KEY_CAPS_LOCK, GRUB_KEYBOARD_KEY_F1, + /* 0x3c */ GRUB_KEYBOARD_KEY_F2, GRUB_KEYBOARD_KEY_F3, + /* 0x3e */ GRUB_KEYBOARD_KEY_F4, GRUB_KEYBOARD_KEY_F5, + /* 0x40 */ GRUB_KEYBOARD_KEY_F6, GRUB_KEYBOARD_KEY_F7, + /* 0x42 */ GRUB_KEYBOARD_KEY_F8, GRUB_KEYBOARD_KEY_F9, + /* 0x44 */ GRUB_KEYBOARD_KEY_F10, GRUB_KEYBOARD_KEY_NUM_LOCK, + /* 0x46 */ GRUB_KEYBOARD_KEY_SCROLL_LOCK, GRUB_KEYBOARD_KEY_NUM7, + /* 0x48 */ GRUB_KEYBOARD_KEY_NUM8, GRUB_KEYBOARD_KEY_NUM9, + /* 0x4a */ GRUB_KEYBOARD_KEY_NUMMINUS, GRUB_KEYBOARD_KEY_NUM4, + /* 0x4c */ GRUB_KEYBOARD_KEY_NUM5, GRUB_KEYBOARD_KEY_NUM6, + /* 0x4e */ GRUB_KEYBOARD_KEY_NUMPLUS, GRUB_KEYBOARD_KEY_NUM1, + /* 0x50 */ GRUB_KEYBOARD_KEY_NUM2, GRUB_KEYBOARD_KEY_NUM3, + /* 0x52 */ GRUB_KEYBOARD_KEY_NUMDOT, GRUB_KEYBOARD_KEY_NUMDOT, + /* 0x54 */ 0, 0, + /* 0x56 */ GRUB_KEYBOARD_KEY_102ND, GRUB_KEYBOARD_KEY_F11, + /* 0x58 */ GRUB_KEYBOARD_KEY_F12, 0, + /* 0x5a */ 0, 0, + /* 0x5c */ 0, 0, + /* 0x5e */ 0, 0, + /* 0x60 */ GRUB_KEYBOARD_KEY_NUMENTER, GRUB_KEYBOARD_KEY_RIGHT_CTRL, + /* 0x62 */ GRUB_KEYBOARD_KEY_NUMSLASH, 0, + /* 0x64 */ GRUB_KEYBOARD_KEY_RIGHT_ALT, 0, + /* 0x66 */ GRUB_KEYBOARD_KEY_HOME, GRUB_KEYBOARD_KEY_UP, + /* 0x68 */ GRUB_KEYBOARD_KEY_PPAGE, GRUB_KEYBOARD_KEY_LEFT, + /* 0x6a */ GRUB_KEYBOARD_KEY_RIGHT, GRUB_KEYBOARD_KEY_END, + /* 0x6c */ GRUB_KEYBOARD_KEY_DOWN, GRUB_KEYBOARD_KEY_NPAGE, + /* 0x6e */ GRUB_KEYBOARD_KEY_INSERT, GRUB_KEYBOARD_KEY_DELETE +}; + +static void +usage (int status) +{ + if (status) + fprintf (stderr, "Try `%s --help' for more information.\n", program_name); + else + printf ("\ +Usage: %s [OPTIONS]\n\ + -i, --input set input filename. Default is STDIN\n\ + -o, --output set output filename. Default is STDOUT\n\ + -h, --help display this message and exit.\n\ + -V, --version print version information and exit.\n\ + -v, --verbose print verbose messages.\n\ +\n\ +Report bugs to <%s>.\n", program_name, PACKAGE_BUGREPORT); + + exit (status); +} + +static void +add_special_keys (struct grub_keyboard_layout *layout) +{ + (void) layout; +} + +static unsigned +lookup (char *code, int shift) +{ + int i; + struct console_grub_equivalence *pr; + + if (shift) + pr = console_grub_equivalences_shift; + else + pr = console_grub_equivalences_unshift; + + for (i = 0; pr[i].layout != NULL; i++) + if (strcmp (code, pr[i].layout) == 0) + return pr[i].grub; + + for (i = 0; console_grub_equivalences_common[i].layout != NULL; i++) + if (strcmp (code, console_grub_equivalences_common[i].layout) == 0) + return console_grub_equivalences_common[i].grub; + + fprintf (stderr, "Unknown key %s\n", code); + + return '\0'; +} + +static unsigned int +get_grub_code (char *layout_code, int shift) +{ + unsigned int code; + + if (strncmp (layout_code, "U+", sizeof ("U+") - 1) == 0) + sscanf (layout_code, "U+%x", &code); + else if (strncmp (layout_code, "+U+", sizeof ("+U+") - 1) == 0) + sscanf (layout_code, "+U+%x", &code); + else + code = lookup (layout_code, shift); + return code; +} + +static void +write_file (FILE *out, struct grub_keyboard_layout *layout) +{ + grub_uint32_t version; + unsigned i; + + version = grub_cpu_to_le32 (GRUB_KEYBOARD_LAYOUTS_VERSION); + + for (i = 0; i < ARRAY_SIZE (layout->keyboard_map); i++) + layout->keyboard_map[i] = grub_cpu_to_le32(layout->keyboard_map[i]); + + for (i = 0; i < ARRAY_SIZE (layout->keyboard_map_shift); i++) + layout->keyboard_map_shift[i] + = grub_cpu_to_le32(layout->keyboard_map_shift[i]); + + for (i = 0; i < ARRAY_SIZE (layout->keyboard_map_l3); i++) + layout->keyboard_map_l3[i] + = grub_cpu_to_le32(layout->keyboard_map_l3[i]); + + for (i = 0; i < ARRAY_SIZE (layout->keyboard_map_shift_l3); i++) + layout->keyboard_map_shift_l3[i] + = grub_cpu_to_le32(layout->keyboard_map_shift_l3[i]); + + fwrite (GRUB_KEYBOARD_LAYOUTS_FILEMAGIC, 1, + GRUB_KEYBOARD_LAYOUTS_FILEMAGIC_SIZE, out); + fwrite (&version, sizeof (version), 1, out); + fwrite (layout, 1, sizeof (*layout), out); +} + +static void +write_keymaps (FILE *in, FILE *out) +{ + struct grub_keyboard_layout layout; + char line[2048]; + int ok; + + memset (&layout, 0, sizeof (layout)); + + /* Process the ckbcomp output and prepare the layouts. */ + ok = 0; + while (fgets (line, sizeof (line), in)) + { + if (strncmp (line, "keycode", sizeof ("keycode") - 1) == 0) + { + unsigned keycode_linux; + unsigned keycode_usb; + char normal[64]; + char shift[64]; + char normalalt[64]; + char shiftalt[64]; + + sscanf (line, "keycode %u = %60s %60s %60s %60s", &keycode_linux, + normal, shift, normalalt, shiftalt); + + /* Not used. */ + if (keycode_linux == 0x77 /* Pause */ + /* Some obscure keys */ + || keycode_linux == 0x63 || keycode_linux == 0x7d + || keycode_linux == 0x7e) + continue; + + /* Not remappable. */ + if (keycode_linux == 0x1d /* Left CTRL */ + || keycode_linux == 0x61 /* Right CTRL */ + || keycode_linux == 0x2a /* Left Shift. */ + || keycode_linux == 0x36 /* Right Shift. */ + || keycode_linux == 0x38 /* Left ALT. */ + || keycode_linux == 0x64 /* Right ALT. */ + || keycode_linux == 0x3a /* CapsLock. */ + || keycode_linux == 0x45 /* NumLock. */ + || keycode_linux == 0x46 /* ScrollLock. */) + continue; + + keycode_usb = linux_to_usb_map[keycode_linux]; + if (keycode_usb == 0 + || keycode_usb >= GRUB_KEYBOARD_LAYOUTS_ARRAY_SIZE) + { + fprintf (stderr, "Unknown keycode 0x%02x\n", keycode_linux); + continue; + } + if (keycode_usb < GRUB_KEYBOARD_LAYOUTS_ARRAY_SIZE) + { + layout.keyboard_map[keycode_usb] = get_grub_code (normal, 0); + layout.keyboard_map_shift[keycode_usb] = get_grub_code (shift, 1); + layout.keyboard_map_l3[keycode_usb] + = get_grub_code (normalalt, 0); + layout.keyboard_map_shift_l3[keycode_usb] + = get_grub_code (shiftalt, 1); + ok = 1; + } + } + } + + if (ok == 0) + { + fprintf (stderr, "ERROR: no keycodes found. Check output of %s.\n", + CKBCOMP); + exit (1); + } + + add_special_keys (&layout); + + write_file (out, &layout); +} + +int +main (int argc, char *argv[]) +{ + int verbosity; + char *infile_name = NULL; + char *outfile_name = NULL; + FILE *in, *out; + + set_program_name (argv[0]); + + verbosity = 0; + + /* Check for options. */ + while (1) + { + int c = getopt_long (argc, argv, "o:i:hVv", options, 0); + + if (c == -1) + break; + else + switch (c) + { + case 'h': + usage (0); + break; + + case 'i': + infile_name = optarg; + break; + + case 'o': + outfile_name = optarg; + break; + + case 'V': + printf ("%s (%s) %s\n", program_name, PACKAGE_NAME, + PACKAGE_VERSION); + return 0; + + case 'v': + verbosity++; + break; + + default: + usage (1); + break; + } + } + + if (infile_name) + in = fopen (infile_name, "r"); + else + in = stdin; + + if (!in) + grub_util_error ("Couldn't open input file: %s\n", strerror (errno)); + + if (outfile_name) + out = fopen (outfile_name, "wb"); + else + out = stdout; + + if (!out) + { + if (in != stdin) + fclose (in); + grub_util_error ("Couldn't open output file: %s\n", strerror (errno)); + } + + write_keymaps (in, out); + + if (in != stdin) + fclose (in); + + if (out != stdout) + fclose (out); + + return 0; +} |