mirror of https://github.com/ventoy/Ventoy
longpanda
3 years ago
parent
c84855bbee
commit
a68629a931
@ -0,0 +1,133 @@
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/*
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* GRUB -- GRand Unified Bootloader
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* Copyright (C) 2002,2003,2005,2007,2008,2009 Free Software Foundation, Inc.
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*
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* GRUB is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* GRUB is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with GRUB. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <grub/term.h>
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#include <grub/err.h>
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#include <grub/mm.h>
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#include <grub/misc.h>
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#include <grub/env.h>
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#include <grub/time.h>
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struct grub_term_output *grub_term_outputs_disabled;
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struct grub_term_input *grub_term_inputs_disabled;
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struct grub_term_output *grub_term_outputs;
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struct grub_term_input *grub_term_inputs;
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/* Current color state. */
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grub_uint8_t grub_term_normal_color = GRUB_TERM_DEFAULT_NORMAL_COLOR;
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grub_uint8_t grub_term_highlight_color = GRUB_TERM_DEFAULT_HIGHLIGHT_COLOR;
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void (*grub_term_poll_usb) (int wait_for_completion) = NULL;
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void (*grub_net_poll_cards_idle) (void) = NULL;
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/* Put a Unicode character. */
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static void
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grub_putcode_dumb (grub_uint32_t code,
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struct grub_term_output *term)
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{
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struct grub_unicode_glyph c =
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{
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.base = code,
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.variant = 0,
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.attributes = 0,
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.ncomb = 0,
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.estimated_width = 1
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};
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if (code == '\t' && term->getxy)
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{
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int n;
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n = GRUB_TERM_TAB_WIDTH - ((term->getxy (term).x)
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% GRUB_TERM_TAB_WIDTH);
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while (n--)
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grub_putcode_dumb (' ', term);
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return;
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}
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(term->putchar) (term, &c);
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if (code == '\n')
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grub_putcode_dumb ('\r', term);
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}
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static void
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grub_xputs_dumb (const char *str)
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{
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for (; *str; str++)
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{
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grub_term_output_t term;
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grub_uint32_t code = *str;
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if (code > 0x7f)
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code = '?';
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FOR_ACTIVE_TERM_OUTPUTS(term)
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grub_putcode_dumb (code, term);
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}
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}
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void (*grub_xputs) (const char *str) = grub_xputs_dumb;
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int (*grub_key_remap)(int key) = NULL;
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int
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grub_getkey_noblock (void)
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{
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grub_term_input_t term;
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if (grub_term_poll_usb)
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grub_term_poll_usb (0);
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if (grub_net_poll_cards_idle)
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grub_net_poll_cards_idle ();
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FOR_ACTIVE_TERM_INPUTS(term)
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{
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int key = term->getkey (term);
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if (grub_key_remap)
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key = grub_key_remap(key);
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if (key != GRUB_TERM_NO_KEY)
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return key;
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}
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return GRUB_TERM_NO_KEY;
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}
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int
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grub_getkey (void)
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{
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int ret;
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grub_refresh ();
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while (1)
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{
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ret = grub_getkey_noblock ();
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if (ret != GRUB_TERM_NO_KEY)
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return ret;
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grub_cpu_idle ();
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}
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}
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void
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grub_refresh (void)
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{
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struct grub_term_output *term;
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FOR_ACTIVE_TERM_OUTPUTS(term)
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grub_term_refresh (term);
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}
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@ -0,0 +1,362 @@
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/*
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* GRUB -- GRand Unified Bootloader
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* Copyright (C) 2020 Free Software Foundation, Inc.
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*
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* GRUB is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* GRUB is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with GRUB. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <grub/types.h>
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#include <grub/misc.h>
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#include <grub/mm.h>
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#include <grub/env.h>
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#include <grub/err.h>
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#include <grub/dl.h>
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#include <grub/extcmd.h>
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#include <grub/i18n.h>
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#include <grub/term.h>
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GRUB_MOD_LICENSE ("GPLv3+");
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#define MAX_KEYMAP 255
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struct keymap
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{
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int cnt;
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int in[MAX_KEYMAP];
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int out[MAX_KEYMAP];
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};
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static struct keymap setkey_keymap;
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struct keysym
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{
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const char *name; /* the name in unshifted state */
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int code; /* scan code */
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};
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/* The table for key symbols. (from GRUB4DOS) */
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static struct keysym keysym_table[] =
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{
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{"escape", GRUB_TERM_ESC}, // ESC
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{"exclam", 0x21}, // '!'
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{"at", 0x40}, // '@'
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{"numbersign", 0x23}, // '#'
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{"dollar", 0x24}, // '$'
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{"percent", 0x25}, // '%'
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{"caret", 0x5E}, // '^'
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{"ampersand", 0x26}, // '&'
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{"asterisk", 0x2A}, // '*'
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{"parenleft", 0x28}, // '('
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{"parenright", 0x29}, // ')'
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{"minus", 0x2D}, // '-'
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{"underscore", 0x5F}, // '_'
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{"equal", 0x3D}, // '='
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{"plus", 0x2B}, // '+'
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{"backspace", GRUB_TERM_BACKSPACE}, // BS
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{"ctrlbackspace", GRUB_TERM_CTRL | GRUB_TERM_BACKSPACE}, // (DEL)
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{"tab", GRUB_TERM_TAB}, // Tab
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{"bracketleft", 0x5B}, // '['
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{"braceleft", 0x7B}, // '{'
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{"bracketright", 0x5D}, // ']'
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{"braceright", 0x7D}, // '}'
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{"enter", 0x0D}, // Enter
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{"semicolon", 0x3B}, // ';'
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{"colon", 0x3A}, // ':'
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{"quote", 0x27}, // '\''
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{"doublequote", 0x22}, // '"'
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{"backquote", 0x60}, // '`'
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{"tilde", 0x7E}, // '~'
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{"backslash", 0x5C}, // '\\'
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{"bar", 0x7C}, // '|'
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{"comma", 0x2C}, // ','
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{"less", 0x3C}, // '<'
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{"period", 0x2E}, // '.'
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{"greater", 0x3E}, // '>'
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{"slash", 0x2F}, // '/'
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{"question", 0x3F}, // '?'
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{"space", 0x20}, // Space
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{"F1", GRUB_TERM_KEY_F1},
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{"F2", GRUB_TERM_KEY_F2},
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{"F3", GRUB_TERM_KEY_F3},
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{"F4", GRUB_TERM_KEY_F4},
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{"F5", GRUB_TERM_KEY_F5},
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{"F6", GRUB_TERM_KEY_F6},
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{"F7", GRUB_TERM_KEY_F7},
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{"F8", GRUB_TERM_KEY_F8},
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{"F9", GRUB_TERM_KEY_F9},
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{"F10", GRUB_TERM_KEY_F10},
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{"F11", GRUB_TERM_KEY_F11},
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{"F12", GRUB_TERM_KEY_F12},
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{"home", GRUB_TERM_KEY_HOME},
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{"uparrow", GRUB_TERM_KEY_UP},
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{"pageup", GRUB_TERM_KEY_NPAGE}, // PgUp
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{"leftarrow", GRUB_TERM_KEY_LEFT},
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{"center", GRUB_TERM_KEY_CENTER}, // keypad center key
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{"rightarrow", GRUB_TERM_KEY_RIGHT},
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{"end", GRUB_TERM_KEY_END},
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{"downarrow", GRUB_TERM_KEY_DOWN},
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{"pagedown", GRUB_TERM_KEY_PPAGE}, // PgDn
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{"insert", GRUB_TERM_KEY_INSERT}, // Insert
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{"delete", GRUB_TERM_KEY_DC}, // Delete
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{"shiftF1", GRUB_TERM_SHIFT | GRUB_TERM_KEY_F1},
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{"shiftF2", GRUB_TERM_SHIFT | GRUB_TERM_KEY_F2},
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{"shiftF3", GRUB_TERM_SHIFT | GRUB_TERM_KEY_F3},
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{"shiftF4", GRUB_TERM_SHIFT | GRUB_TERM_KEY_F4},
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{"shiftF5", GRUB_TERM_SHIFT | GRUB_TERM_KEY_F5},
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{"shiftF6", GRUB_TERM_SHIFT | GRUB_TERM_KEY_F6},
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{"shiftF7", GRUB_TERM_SHIFT | GRUB_TERM_KEY_F7},
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{"shiftF8", GRUB_TERM_SHIFT | GRUB_TERM_KEY_F8},
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{"shiftF9", GRUB_TERM_SHIFT | GRUB_TERM_KEY_F9},
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{"shiftF10", GRUB_TERM_SHIFT | GRUB_TERM_KEY_F10},
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{"shiftF11", GRUB_TERM_SHIFT | GRUB_TERM_KEY_F11},
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{"shiftF12", GRUB_TERM_SHIFT | GRUB_TERM_KEY_F12},
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{"ctrlF1", GRUB_TERM_CTRL | GRUB_TERM_KEY_F1},
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{"ctrlF2", GRUB_TERM_CTRL | GRUB_TERM_KEY_F2},
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{"ctrlF3", GRUB_TERM_CTRL | GRUB_TERM_KEY_F3},
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{"ctrlF4", GRUB_TERM_CTRL | GRUB_TERM_KEY_F4},
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{"ctrlF5", GRUB_TERM_CTRL | GRUB_TERM_KEY_F5},
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{"ctrlF6", GRUB_TERM_CTRL | GRUB_TERM_KEY_F6},
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{"ctrlF7", GRUB_TERM_CTRL | GRUB_TERM_KEY_F7},
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{"ctrlF8", GRUB_TERM_CTRL | GRUB_TERM_KEY_F8},
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{"ctrlF9", GRUB_TERM_CTRL | GRUB_TERM_KEY_F9},
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{"ctrlF10", GRUB_TERM_CTRL | GRUB_TERM_KEY_F10},
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{"ctrlF11", GRUB_TERM_CTRL | GRUB_TERM_KEY_F11},
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{"ctrlF12", GRUB_TERM_CTRL | GRUB_TERM_KEY_F12},
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// A=Alt or AltGr. Provided by steve.
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{"Aq", GRUB_TERM_ALT | 0x71},
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{"Aw", GRUB_TERM_ALT | 0x77},
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{"Ae", GRUB_TERM_ALT | 0x65},
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{"Ar", GRUB_TERM_ALT | 0x72},
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{"At", GRUB_TERM_ALT | 0x74},
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{"Ay", GRUB_TERM_ALT | 0x79},
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{"Au", GRUB_TERM_ALT | 0x75},
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{"Ai", GRUB_TERM_ALT | 0x69},
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{"Ao", GRUB_TERM_ALT | 0x6F},
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{"Ap", GRUB_TERM_ALT | 0x70},
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{"Aa", GRUB_TERM_ALT | 0x61},
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{"As", GRUB_TERM_ALT | 0x73},
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{"Ad", GRUB_TERM_ALT | 0x64},
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{"Af", GRUB_TERM_ALT | 0x66},
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{"Ag", GRUB_TERM_ALT | 0x67},
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{"Ah", GRUB_TERM_ALT | 0x68},
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{"Aj", GRUB_TERM_ALT | 0x6A},
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{"Ak", GRUB_TERM_ALT | 0x6B},
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{"Al", GRUB_TERM_ALT | 0x6C},
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{"Az", GRUB_TERM_ALT | 0x7A},
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{"Ax", GRUB_TERM_ALT | 0x78},
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{"Ac", GRUB_TERM_ALT | 0x63},
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{"Av", GRUB_TERM_ALT | 0x76},
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{"Ab", GRUB_TERM_ALT | 0x62},
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{"An", GRUB_TERM_ALT | 0x6E},
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{"Am", GRUB_TERM_ALT | 0x6D},
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{"A1", GRUB_TERM_ALT | 0x31},
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{"A2", GRUB_TERM_ALT | 0x32},
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{"A3", GRUB_TERM_ALT | 0x33},
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{"A4", GRUB_TERM_ALT | 0x34},
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{"A5", GRUB_TERM_ALT | 0x35},
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{"A6", GRUB_TERM_ALT | 0x36},
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{"A7", GRUB_TERM_ALT | 0x37},
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{"A8", GRUB_TERM_ALT | 0x38},
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{"A9", GRUB_TERM_ALT | 0x39},
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{"A0", GRUB_TERM_ALT | 0x30},
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//{"oem102", 0x5c},
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//{"shiftoem102", 0x7c},
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{"Aminus", GRUB_TERM_ALT | 0x2D},
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{"Aequal", GRUB_TERM_ALT | 0x3D},
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{"Abracketleft", GRUB_TERM_ALT | 0x5B},
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{"Abracketright", GRUB_TERM_ALT | 0x5D},
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{"Asemicolon", GRUB_TERM_ALT | 0x3B},
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{"Aquote", GRUB_TERM_ALT | 0x27},
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{"Abackquote", GRUB_TERM_ALT | 0x60},
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{"Abackslash", GRUB_TERM_ALT | 0x5C},
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{"Acomma", GRUB_TERM_ALT | 0x2C},
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{"Aperiod", GRUB_TERM_ALT | 0x2E},
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{"Aslash", GRUB_TERM_ALT | 0x2F},
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{"Acolon", GRUB_TERM_ALT | 0x3A},
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{"Aplus", GRUB_TERM_ALT | 0x2B},
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{"Aless", GRUB_TERM_ALT | 0x3C},
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{"Aunderscore", GRUB_TERM_ALT | 0x5F},
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{"Agreater", GRUB_TERM_ALT | 0x3E},
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{"Aquestion", GRUB_TERM_ALT | 0x3F},
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{"Atilde", GRUB_TERM_ALT | 0x7E},
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{"Abraceleft", GRUB_TERM_ALT | 0x7B},
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{"Abar", GRUB_TERM_ALT | 0x7C},
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{"Abraceright", GRUB_TERM_ALT | 0x7D},
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{"Adoublequote", GRUB_TERM_ALT | 0x22},
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};
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static int grub_keymap_getkey (int key)
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{
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int i;
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if (key == GRUB_TERM_NO_KEY)
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return key;
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if (setkey_keymap.cnt > MAX_KEYMAP)
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setkey_keymap.cnt = MAX_KEYMAP;
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for (i = 0; i < setkey_keymap.cnt; i++)
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{
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if (key == setkey_keymap.in[i])
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{
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key = setkey_keymap.out[i];
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break;
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}
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}
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return key;
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}
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static void
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grub_keymap_reset (void)
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{
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grub_memset (&setkey_keymap, 0, sizeof (struct keymap));
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}
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static grub_err_t
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grub_keymap_add (int in, int out)
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{
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if (in == GRUB_TERM_NO_KEY || out == GRUB_TERM_NO_KEY)
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return grub_error (GRUB_ERR_BAD_ARGUMENT, "invalid key: %d -> %d", in, out);
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if (setkey_keymap.cnt >= MAX_KEYMAP)
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return grub_error (GRUB_ERR_OUT_OF_MEMORY,
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"keymap FULL %d", setkey_keymap.cnt);
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setkey_keymap.in[setkey_keymap.cnt] = in;
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setkey_keymap.out[setkey_keymap.cnt] = out;
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setkey_keymap.cnt++;
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return GRUB_ERR_NONE;
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}
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static void
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grub_keymap_enable (void)
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{
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grub_key_remap = grub_keymap_getkey;
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}
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static void
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grub_keymap_disable (void)
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{
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grub_key_remap = NULL;
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}
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static void
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grub_keymap_status (void)
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{
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int i;
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if (setkey_keymap.cnt > MAX_KEYMAP)
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setkey_keymap.cnt = MAX_KEYMAP;
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for (i = 0; i < setkey_keymap.cnt; i++)
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{
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grub_printf ("0x%x -> 0x%x\n", setkey_keymap.in[i], setkey_keymap.out[i]);
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}
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}
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static const struct grub_arg_option options[] =
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{
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{"reset", 'r', 0, N_("Reset keymap."), 0, 0},
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{"enable", 'e', 0, N_("Enable keymap."), 0, 0},
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{"disable", 'd', 0, N_("Disable keymap."), 0, 0},
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{"status", 's', 0, N_("Display keymap."), 0, 0},
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{0, 0, 0, 0, 0, 0}
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};
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enum options
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{
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SETKEY_RESET,
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SETKEY_ENABLE,
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SETKEY_DISABLE,
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SETKEY_STATUS,
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};
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static int
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ishex (const char *str)
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{
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if (grub_strlen (str) < 3 || str[0] != '0')
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return 0;
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if (str[1] != 'x' && str[1] != 'X')
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return 0;
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return 1;
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}
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static int
|
||||
parse_key (const char *str)
|
||||
{
|
||||
int i;
|
||||
if (ishex (str))
|
||||
return grub_strtol (str, NULL, 16);
|
||||
if (grub_strlen (str) == 1)
|
||||
return (int) str[0];
|
||||
for (i = 0; i < (int) (sizeof (keysym_table) / sizeof (keysym_table[0])); i++)
|
||||
{
|
||||
if (grub_strcmp (str, keysym_table[i].name) == 0)
|
||||
return keysym_table[i].code;
|
||||
}
|
||||
grub_error (GRUB_ERR_BAD_ARGUMENT, "invalid key %s", str);
|
||||
return 0;
|
||||
}
|
||||
|
||||
static grub_err_t
|
||||
grub_cmd_setkey (grub_extcmd_context_t ctxt, int argc, char **args)
|
||||
{
|
||||
struct grub_arg_list *state = ctxt->state;
|
||||
int in, out;
|
||||
if (state[SETKEY_ENABLE].set)
|
||||
{
|
||||
grub_keymap_enable ();
|
||||
goto out;
|
||||
}
|
||||
if (state[SETKEY_DISABLE].set)
|
||||
{
|
||||
grub_keymap_disable ();
|
||||
goto out;
|
||||
}
|
||||
if (state[SETKEY_RESET].set)
|
||||
{
|
||||
grub_keymap_reset ();
|
||||
goto out;
|
||||
}
|
||||
if (state[SETKEY_STATUS].set)
|
||||
{
|
||||
grub_keymap_status ();
|
||||
goto out;
|
||||
}
|
||||
if (argc != 2)
|
||||
{
|
||||
grub_printf
|
||||
("Key names: 0-9, A-Z, a-z or escape, exclam, at, numbersign, dollar,"
|
||||
"percent, caret, ampersand, asterisk, parenleft, parenright, minus,"
|
||||
"underscore, equal, plus, backspace, tab, bracketleft, braceleft,"
|
||||
"bracketright, braceright, enter, semicolon, colon, quote, doublequote,"
|
||||
"backquote, tilde, backslash, bar, comma, less, period, greater,"
|
||||
"slash, question, alt, space, delete, [ctrl|shift]F1-12."
|
||||
"For Alt+ prefix with A, e.g. \'setkey at Aequal\'.");
|
||||
goto out;
|
||||
}
|
||||
in = parse_key (args[1]);
|
||||
out = parse_key (args[0]);
|
||||
if (!in || !out)
|
||||
goto out;
|
||||
grub_keymap_add (in, out);
|
||||
out:
|
||||
return grub_errno;
|
||||
}
|
||||
|
||||
static grub_extcmd_t cmd;
|
||||
|
||||
GRUB_MOD_INIT(setkey)
|
||||
{
|
||||
cmd = grub_register_extcmd ("setkey", grub_cmd_setkey, 0, N_("NEW_KEY USA_KEY"),
|
||||
N_("Map default USA_KEY to NEW_KEY."), options);
|
||||
}
|
||||
|
||||
GRUB_MOD_FINI(setkey)
|
||||
{
|
||||
grub_unregister_extcmd (cmd);
|
||||
}
|
||||
@ -0,0 +1,466 @@
|
||||
/*
|
||||
* GRUB -- GRand Unified Bootloader
|
||||
* Copyright (C) 2002,2003,2005,2007,2008,2009,2010 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/>.
|
||||
*/
|
||||
|
||||
#ifndef GRUB_TERM_HEADER
|
||||
#define GRUB_TERM_HEADER 1
|
||||
|
||||
#define GRUB_TERM_NO_KEY 0
|
||||
|
||||
/* Internal codes used by GRUB to represent terminal input. */
|
||||
/* Only for keys otherwise not having shifted modification. */
|
||||
#define GRUB_TERM_SHIFT 0x01000000
|
||||
#define GRUB_TERM_CTRL 0x02000000
|
||||
#define GRUB_TERM_ALT 0x04000000
|
||||
|
||||
/* Keys without associated character. */
|
||||
#define GRUB_TERM_EXTENDED 0x00800000
|
||||
#define GRUB_TERM_KEY_MASK 0x00ffffff
|
||||
|
||||
#define GRUB_TERM_KEY_LEFT (GRUB_TERM_EXTENDED | 0x4b)
|
||||
#define GRUB_TERM_KEY_RIGHT (GRUB_TERM_EXTENDED | 0x4d)
|
||||
#define GRUB_TERM_KEY_UP (GRUB_TERM_EXTENDED | 0x48)
|
||||
#define GRUB_TERM_KEY_DOWN (GRUB_TERM_EXTENDED | 0x50)
|
||||
#define GRUB_TERM_KEY_HOME (GRUB_TERM_EXTENDED | 0x47)
|
||||
#define GRUB_TERM_KEY_END (GRUB_TERM_EXTENDED | 0x4f)
|
||||
#define GRUB_TERM_KEY_DC (GRUB_TERM_EXTENDED | 0x53)
|
||||
#define GRUB_TERM_KEY_PPAGE (GRUB_TERM_EXTENDED | 0x49)
|
||||
#define GRUB_TERM_KEY_NPAGE (GRUB_TERM_EXTENDED | 0x51)
|
||||
#define GRUB_TERM_KEY_F1 (GRUB_TERM_EXTENDED | 0x3b)
|
||||
#define GRUB_TERM_KEY_F2 (GRUB_TERM_EXTENDED | 0x3c)
|
||||
#define GRUB_TERM_KEY_F3 (GRUB_TERM_EXTENDED | 0x3d)
|
||||
#define GRUB_TERM_KEY_F4 (GRUB_TERM_EXTENDED | 0x3e)
|
||||
#define GRUB_TERM_KEY_F5 (GRUB_TERM_EXTENDED | 0x3f)
|
||||
#define GRUB_TERM_KEY_F6 (GRUB_TERM_EXTENDED | 0x40)
|
||||
#define GRUB_TERM_KEY_F7 (GRUB_TERM_EXTENDED | 0x41)
|
||||
#define GRUB_TERM_KEY_F8 (GRUB_TERM_EXTENDED | 0x42)
|
||||
#define GRUB_TERM_KEY_F9 (GRUB_TERM_EXTENDED | 0x43)
|
||||
#define GRUB_TERM_KEY_F10 (GRUB_TERM_EXTENDED | 0x44)
|
||||
#define GRUB_TERM_KEY_F11 (GRUB_TERM_EXTENDED | 0x57)
|
||||
#define GRUB_TERM_KEY_F12 (GRUB_TERM_EXTENDED | 0x58)
|
||||
#define GRUB_TERM_KEY_INSERT (GRUB_TERM_EXTENDED | 0x52)
|
||||
#define GRUB_TERM_KEY_CENTER (GRUB_TERM_EXTENDED | 0x4c)
|
||||
|
||||
/* Hex value is used for ESC, since '\e' is nonstandard */
|
||||
#define GRUB_TERM_ESC 0x1b
|
||||
#define GRUB_TERM_TAB '\t'
|
||||
#define GRUB_TERM_BACKSPACE '\b'
|
||||
|
||||
#define GRUB_PROGRESS_NO_UPDATE -1
|
||||
#define GRUB_PROGRESS_FAST 0
|
||||
#define GRUB_PROGRESS_SLOW 2
|
||||
|
||||
#ifndef ASM_FILE
|
||||
|
||||
#include <grub/err.h>
|
||||
#include <grub/symbol.h>
|
||||
#include <grub/types.h>
|
||||
#include <grub/unicode.h>
|
||||
#include <grub/list.h>
|
||||
|
||||
/* These are used to represent the various color states we use. */
|
||||
typedef enum
|
||||
{
|
||||
/* The color used to display all text that does not use the
|
||||
user defined colors below. */
|
||||
GRUB_TERM_COLOR_STANDARD,
|
||||
/* The user defined colors for normal text. */
|
||||
GRUB_TERM_COLOR_NORMAL,
|
||||
/* The user defined colors for highlighted text. */
|
||||
GRUB_TERM_COLOR_HIGHLIGHT
|
||||
}
|
||||
grub_term_color_state;
|
||||
|
||||
/* Flags for representing the capabilities of a terminal. */
|
||||
/* Some notes about the flags:
|
||||
- These flags are used by higher-level functions but not terminals
|
||||
themselves.
|
||||
- If a terminal is dumb, you may assume that only putchar, getkey and
|
||||
checkkey are called.
|
||||
- Some fancy features (setcolorstate, setcolor and setcursor) can be set
|
||||
to NULL. */
|
||||
|
||||
/* Set when input characters shouldn't be echoed back. */
|
||||
#define GRUB_TERM_NO_ECHO (1 << 0)
|
||||
/* Set when the editing feature should be disabled. */
|
||||
#define GRUB_TERM_NO_EDIT (1 << 1)
|
||||
/* Set when the terminal cannot do fancy things. */
|
||||
#define GRUB_TERM_DUMB (1 << 2)
|
||||
/* Which encoding does terminal expect stream to be. */
|
||||
#define GRUB_TERM_CODE_TYPE_SHIFT 3
|
||||
#define GRUB_TERM_CODE_TYPE_MASK (7 << GRUB_TERM_CODE_TYPE_SHIFT)
|
||||
/* Only ASCII characters accepted. */
|
||||
#define GRUB_TERM_CODE_TYPE_ASCII (0 << GRUB_TERM_CODE_TYPE_SHIFT)
|
||||
/* Expects CP-437 characters (ASCII + pseudographics). */
|
||||
#define GRUB_TERM_CODE_TYPE_CP437 (1 << GRUB_TERM_CODE_TYPE_SHIFT)
|
||||
/* UTF-8 stream in logical order. Usually used for terminals
|
||||
which just forward the stream to another computer. */
|
||||
#define GRUB_TERM_CODE_TYPE_UTF8_LOGICAL (2 << GRUB_TERM_CODE_TYPE_SHIFT)
|
||||
/* UTF-8 in visual order. Like UTF-8 logical but for buggy endpoints. */
|
||||
#define GRUB_TERM_CODE_TYPE_UTF8_VISUAL (3 << GRUB_TERM_CODE_TYPE_SHIFT)
|
||||
/* Glyph description in visual order. */
|
||||
#define GRUB_TERM_CODE_TYPE_VISUAL_GLYPHS (4 << GRUB_TERM_CODE_TYPE_SHIFT)
|
||||
|
||||
|
||||
/* Bitmasks for modifier keys returned by grub_getkeystatus. */
|
||||
#define GRUB_TERM_STATUS_RSHIFT (1 << 0)
|
||||
#define GRUB_TERM_STATUS_LSHIFT (1 << 1)
|
||||
#define GRUB_TERM_STATUS_RCTRL (1 << 2)
|
||||
#define GRUB_TERM_STATUS_RALT (1 << 3)
|
||||
#define GRUB_TERM_STATUS_SCROLL (1 << 4)
|
||||
#define GRUB_TERM_STATUS_NUM (1 << 5)
|
||||
#define GRUB_TERM_STATUS_CAPS (1 << 6)
|
||||
#define GRUB_TERM_STATUS_LCTRL (1 << 8)
|
||||
#define GRUB_TERM_STATUS_LALT (1 << 9)
|
||||
|
||||
/* Menu-related geometrical constants. */
|
||||
|
||||
/* The number of columns/lines between messages/borders/etc. */
|
||||
#define GRUB_TERM_MARGIN 1
|
||||
|
||||
/* The number of columns of scroll information. */
|
||||
#define GRUB_TERM_SCROLL_WIDTH 1
|
||||
|
||||
struct grub_term_input
|
||||
{
|
||||
/* The next terminal. */
|
||||
struct grub_term_input *next;
|
||||
struct grub_term_input **prev;
|
||||
|
||||
/* The terminal name. */
|
||||
const char *name;
|
||||
|
||||
/* Initialize the terminal. */
|
||||
grub_err_t (*init) (struct grub_term_input *term);
|
||||
|
||||
/* Clean up the terminal. */
|
||||
grub_err_t (*fini) (struct grub_term_input *term);
|
||||
|
||||
/* Get a character if any input character is available. Otherwise return -1 */
|
||||
int (*getkey) (struct grub_term_input *term);
|
||||
|
||||
/* Get keyboard modifier status. */
|
||||
int (*getkeystatus) (struct grub_term_input *term);
|
||||
|
||||
void *data;
|
||||
};
|
||||
typedef struct grub_term_input *grub_term_input_t;
|
||||
|
||||
/* Made in a way to fit into uint32_t and so be passed in a register. */
|
||||
struct grub_term_coordinate
|
||||
{
|
||||
grub_uint16_t x;
|
||||
grub_uint16_t y;
|
||||
};
|
||||
|
||||
struct grub_term_output
|
||||
{
|
||||
/* The next terminal. */
|
||||
struct grub_term_output *next;
|
||||
struct grub_term_output **prev;
|
||||
|
||||
/* The terminal name. */
|
||||
const char *name;
|
||||
|
||||
/* Initialize the terminal. */
|
||||
grub_err_t (*init) (struct grub_term_output *term);
|
||||
|
||||
/* Clean up the terminal. */
|
||||
grub_err_t (*fini) (struct grub_term_output *term);
|
||||
|
||||
/* Put a character. C is encoded in Unicode. */
|
||||
void (*putchar) (struct grub_term_output *term,
|
||||
const struct grub_unicode_glyph *c);
|
||||
|
||||
/* Get the number of columns occupied by a given character C. C is
|
||||
encoded in Unicode. */
|
||||
grub_size_t (*getcharwidth) (struct grub_term_output *term,
|
||||
const struct grub_unicode_glyph *c);
|
||||
|
||||
/* Get the screen size. */
|
||||
struct grub_term_coordinate (*getwh) (struct grub_term_output *term);
|
||||
|
||||
/* Get the cursor position. The return value is ((X << 8) | Y). */
|
||||
struct grub_term_coordinate (*getxy) (struct grub_term_output *term);
|
||||
|
||||
/* Go to the position (X, Y). */
|
||||
void (*gotoxy) (struct grub_term_output *term,
|
||||
struct grub_term_coordinate pos);
|
||||
|
||||
/* Clear the screen. */
|
||||
void (*cls) (struct grub_term_output *term);
|
||||
|
||||
/* Set the current color to be used */
|
||||
void (*setcolorstate) (struct grub_term_output *term,
|
||||
grub_term_color_state state);
|
||||
|
||||
/* Turn on/off the cursor. */
|
||||
void (*setcursor) (struct grub_term_output *term, int on);
|
||||
|
||||
/* Update the screen. */
|
||||
void (*refresh) (struct grub_term_output *term);
|
||||
|
||||
/* gfxterm only: put in fullscreen mode. */
|
||||
grub_err_t (*fullscreen) (void);
|
||||
|
||||
/* The feature flags defined above. */
|
||||
grub_uint32_t flags;
|
||||
|
||||
/* Progress data. */
|
||||
grub_uint32_t progress_update_divisor;
|
||||
grub_uint32_t progress_update_counter;
|
||||
|
||||
void *data;
|
||||
};
|
||||
typedef struct grub_term_output *grub_term_output_t;
|
||||
|
||||
#define GRUB_TERM_DEFAULT_NORMAL_COLOR 0x07
|
||||
#define GRUB_TERM_DEFAULT_HIGHLIGHT_COLOR 0x70
|
||||
#define GRUB_TERM_DEFAULT_STANDARD_COLOR 0x07
|
||||
|
||||
/* Current color state. */
|
||||
extern grub_uint8_t EXPORT_VAR(grub_term_normal_color);
|
||||
extern grub_uint8_t EXPORT_VAR(grub_term_highlight_color);
|
||||
|
||||
extern struct grub_term_output *EXPORT_VAR(grub_term_outputs_disabled);
|
||||
extern struct grub_term_input *EXPORT_VAR(grub_term_inputs_disabled);
|
||||
extern struct grub_term_output *EXPORT_VAR(grub_term_outputs);
|
||||
extern struct grub_term_input *EXPORT_VAR(grub_term_inputs);
|
||||
|
||||
static inline void
|
||||
grub_term_register_input (const char *name __attribute__ ((unused)),
|
||||
grub_term_input_t term)
|
||||
{
|
||||
if (grub_term_inputs)
|
||||
grub_list_push (GRUB_AS_LIST_P (&grub_term_inputs_disabled),
|
||||
GRUB_AS_LIST (term));
|
||||
else
|
||||
{
|
||||
/* If this is the first terminal, enable automatically. */
|
||||
if (! term->init || term->init (term) == GRUB_ERR_NONE)
|
||||
grub_list_push (GRUB_AS_LIST_P (&grub_term_inputs), GRUB_AS_LIST (term));
|
||||
}
|
||||
}
|
||||
|
||||
static inline void
|
||||
grub_term_register_input_inactive (const char *name __attribute__ ((unused)),
|
||||
grub_term_input_t term)
|
||||
{
|
||||
grub_list_push (GRUB_AS_LIST_P (&grub_term_inputs_disabled),
|
||||
GRUB_AS_LIST (term));
|
||||
}
|
||||
|
||||
static inline void
|
||||
grub_term_register_input_active (const char *name __attribute__ ((unused)),
|
||||
grub_term_input_t term)
|
||||
{
|
||||
if (! term->init || term->init (term) == GRUB_ERR_NONE)
|
||||
grub_list_push (GRUB_AS_LIST_P (&grub_term_inputs), GRUB_AS_LIST (term));
|
||||
}
|
||||
|
||||
static inline void
|
||||
grub_term_register_output (const char *name __attribute__ ((unused)),
|
||||
grub_term_output_t term)
|
||||
{
|
||||
if (grub_term_outputs)
|
||||
grub_list_push (GRUB_AS_LIST_P (&grub_term_outputs_disabled),
|
||||
GRUB_AS_LIST (term));
|
||||
else
|
||||
{
|
||||
/* If this is the first terminal, enable automatically. */
|
||||
if (! term->init || term->init (term) == GRUB_ERR_NONE)
|
||||
grub_list_push (GRUB_AS_LIST_P (&grub_term_outputs),
|
||||
GRUB_AS_LIST (term));
|
||||
}
|
||||
}
|
||||
|
||||
static inline void
|
||||
grub_term_register_output_inactive (const char *name __attribute__ ((unused)),
|
||||
grub_term_output_t term)
|
||||
{
|
||||
grub_list_push (GRUB_AS_LIST_P (&grub_term_outputs_disabled),
|
||||
GRUB_AS_LIST (term));
|
||||
}
|
||||
|
||||
static inline void
|
||||
grub_term_register_output_active (const char *name __attribute__ ((unused)),
|
||||
grub_term_output_t term)
|
||||
{
|
||||
if (! term->init || term->init (term) == GRUB_ERR_NONE)
|
||||
grub_list_push (GRUB_AS_LIST_P (&grub_term_outputs),
|
||||
GRUB_AS_LIST (term));
|
||||
}
|
||||
|
||||
static inline void
|
||||
grub_term_unregister_input (grub_term_input_t term)
|
||||
{
|
||||
grub_list_remove (GRUB_AS_LIST (term));
|
||||
grub_list_remove (GRUB_AS_LIST (term));
|
||||
}
|
||||
|
||||
static inline void
|
||||
grub_term_unregister_output (grub_term_output_t term)
|
||||
{
|
||||
grub_list_remove (GRUB_AS_LIST (term));
|
||||
grub_list_remove (GRUB_AS_LIST (term));
|
||||
}
|
||||
|
||||
#define FOR_ACTIVE_TERM_INPUTS(var) FOR_LIST_ELEMENTS((var), (grub_term_inputs))
|
||||
#define FOR_DISABLED_TERM_INPUTS(var) FOR_LIST_ELEMENTS((var), (grub_term_inputs_disabled))
|
||||
#define FOR_ACTIVE_TERM_OUTPUTS(var) FOR_LIST_ELEMENTS((var), (grub_term_outputs))
|
||||
#define FOR_DISABLED_TERM_OUTPUTS(var) FOR_LIST_ELEMENTS((var), (grub_term_outputs_disabled))
|
||||
|
||||
void grub_putcode (grub_uint32_t code, struct grub_term_output *term);
|
||||
int EXPORT_FUNC(grub_getkey) (void);
|
||||
int EXPORT_FUNC(grub_getkey_noblock) (void);
|
||||
extern int (*EXPORT_VAR (grub_key_remap))(int key);
|
||||
void grub_cls (void);
|
||||
void EXPORT_FUNC(grub_refresh) (void);
|
||||
void grub_puts_terminal (const char *str, struct grub_term_output *term);
|
||||
struct grub_term_coordinate *grub_term_save_pos (void);
|
||||
void grub_term_restore_pos (struct grub_term_coordinate *pos);
|
||||
|
||||
static inline unsigned grub_term_width (struct grub_term_output *term)
|
||||
{
|
||||
return term->getwh(term).x ? : 80;
|
||||
}
|
||||
|
||||
static inline unsigned grub_term_height (struct grub_term_output *term)
|
||||
{
|
||||
return term->getwh(term).y ? : 24;
|
||||
}
|
||||
|
||||
static inline struct grub_term_coordinate
|
||||
grub_term_getxy (struct grub_term_output *term)
|
||||
{
|
||||
return term->getxy (term);
|
||||
}
|
||||
|
||||
static inline void
|
||||
grub_term_refresh (struct grub_term_output *term)
|
||||
{
|
||||
if (term->refresh)
|
||||
term->refresh (term);
|
||||
}
|
||||
|
||||
static inline void
|
||||
grub_term_gotoxy (struct grub_term_output *term, struct grub_term_coordinate pos)
|
||||
{
|
||||
term->gotoxy (term, pos);
|
||||
}
|
||||
|
||||
static inline void
|
||||
grub_term_setcolorstate (struct grub_term_output *term,
|
||||
grub_term_color_state state)
|
||||
{
|
||||
if (term->setcolorstate)
|
||||
term->setcolorstate (term, state);
|
||||
}
|
||||
|
||||
static inline void
|
||||
grub_setcolorstate (grub_term_color_state state)
|
||||
{
|
||||
struct grub_term_output *term;
|
||||
|
||||
FOR_ACTIVE_TERM_OUTPUTS(term)
|
||||
grub_term_setcolorstate (term, state);
|
||||
}
|
||||
|
||||
/* Turn on/off the cursor. */
|
||||
static inline void
|
||||
grub_term_setcursor (struct grub_term_output *term, int on)
|
||||
{
|
||||
if (term->setcursor)
|
||||
term->setcursor (term, on);
|
||||
}
|
||||
|
||||
static inline void
|
||||
grub_term_cls (struct grub_term_output *term)
|
||||
{
|
||||
if (term->cls)
|
||||
(term->cls) (term);
|
||||
else
|
||||
{
|
||||
grub_putcode ('\n', term);
|
||||
grub_term_refresh (term);
|
||||
}
|
||||
}
|
||||
|
||||
#if HAVE_FONT_SOURCE
|
||||
|
||||
grub_size_t
|
||||
grub_unicode_estimate_width (const struct grub_unicode_glyph *c);
|
||||
|
||||
#else
|
||||
|
||||
static inline grub_size_t
|
||||
grub_unicode_estimate_width (const struct grub_unicode_glyph *c __attribute__ ((unused)))
|
||||
{
|
||||
if (grub_unicode_get_comb_type (c->base))
|
||||
return 0;
|
||||
return 1;
|
||||
}
|
||||
|
||||
#endif
|
||||
|
||||
#define GRUB_TERM_TAB_WIDTH 8
|
||||
|
||||
static inline grub_size_t
|
||||
grub_term_getcharwidth (struct grub_term_output *term,
|
||||
const struct grub_unicode_glyph *c)
|
||||
{
|
||||
if (c->base == '\t')
|
||||
return GRUB_TERM_TAB_WIDTH;
|
||||
|
||||
if (term->getcharwidth)
|
||||
return term->getcharwidth (term, c);
|
||||
else if (((term->flags & GRUB_TERM_CODE_TYPE_MASK)
|
||||
== GRUB_TERM_CODE_TYPE_UTF8_LOGICAL)
|
||||
|| ((term->flags & GRUB_TERM_CODE_TYPE_MASK)
|
||||
== GRUB_TERM_CODE_TYPE_UTF8_VISUAL)
|
||||
|| ((term->flags & GRUB_TERM_CODE_TYPE_MASK)
|
||||
== GRUB_TERM_CODE_TYPE_VISUAL_GLYPHS))
|
||||
return grub_unicode_estimate_width (c);
|
||||
else
|
||||
return 1;
|
||||
}
|
||||
|
||||
struct grub_term_autoload
|
||||
{
|
||||
struct grub_term_autoload *next;
|
||||
char *name;
|
||||
char *modname;
|
||||
};
|
||||
|
||||
extern struct grub_term_autoload *grub_term_input_autoload;
|
||||
extern struct grub_term_autoload *grub_term_output_autoload;
|
||||
|
||||
static inline void
|
||||
grub_print_spaces (struct grub_term_output *term, int number_spaces)
|
||||
{
|
||||
while (--number_spaces >= 0)
|
||||
grub_putcode (' ', term);
|
||||
}
|
||||
|
||||
extern void (*EXPORT_VAR (grub_term_poll_usb)) (int wait_for_completion);
|
||||
|
||||
#define GRUB_TERM_REPEAT_PRE_INTERVAL 400
|
||||
#define GRUB_TERM_REPEAT_INTERVAL 50
|
||||
|
||||
#endif /* ! ASM_FILE */
|
||||
|
||||
#endif /* ! GRUB_TERM_HEADER */
|
||||
Binary file not shown.
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Reference in New Issue