139 lines
3.4 KiB
C
139 lines
3.4 KiB
C
/* ----------------------------------------------------------------------- *
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*
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* Copyright 2011 Intel Corporation; author: H. Peter Anvin
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*
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* Permission is hereby granted, free of charge, to any person
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* obtaining a copy of this software and associated documentation
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* files (the "Software"), to deal in the Software without
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* restriction, including without limitation the rights to use,
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* copy, modify, merge, publish, distribute, sublicense, and/or
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* sell copies of the Software, and to permit persons to whom
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* the Software is furnished to do so, subject to the following
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* conditions:
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*
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* The above copyright notice and this permission notice shall
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* be included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
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* OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
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* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*
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* ----------------------------------------------------------------------- */
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/*
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* keyname.c
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*
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* Conversion between strings and get_key() key numbers.
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*/
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#include <stdbool.h>
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#include <stdio.h>
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#include <string.h>
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#include <errno.h>
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#include <unistd.h>
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#include <time.h>
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#include <sys/times.h>
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#include <getkey.h>
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#include <libutil.h>
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struct keyname {
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const char *string;
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int key;
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};
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static const struct keyname key_names[] = {
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{ "Backspace", KEY_BACKSPACE },
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{ "Tab", KEY_TAB },
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{ "Enter", KEY_ENTER },
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{ "Esc", KEY_ESC },
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{ "Escape", KEY_ESC },
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{ "Space", ' ' },
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{ "^?", KEY_DEL },
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{ "F1", KEY_F1 },
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{ "F2", KEY_F2},
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{ "F3", KEY_F3 },
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{ "F4", KEY_F4 },
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{ "F5", KEY_F5 },
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{ "F6", KEY_F6 },
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{ "F7", KEY_F7 },
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{ "F8", KEY_F8 },
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{ "F9", KEY_F9 },
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{ "F10", KEY_F10 },
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{ "F11", KEY_F11 },
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{ "F12", KEY_F12 },
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{ "Up", KEY_UP },
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{ "Down", KEY_DOWN },
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{ "Left", KEY_LEFT },
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{ "Right", KEY_RIGHT },
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{ "PgUp", KEY_PGUP },
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{ "PgDn", KEY_PGDN },
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{ "Home", KEY_HOME },
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{ "End", KEY_END },
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{ "Insert", KEY_INSERT },
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{ "Delete", KEY_DELETE },
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{ NULL, KEY_NONE }
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};
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int key_name_to_code(const char *code)
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{
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const struct keyname *name;
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if (code[0] && !code[1]) {
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/* Single character */
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return (unsigned char)code[0];
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} else if (code[0] == '^' && code[1] && !code[2]) {
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/* Control character */
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if (code[1] == '?')
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return 0x7f;
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else
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return (unsigned char)code[1] & 0x9f;
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}
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for (name = key_names; name->string; name++) {
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if (!strcasecmp(name->string, code))
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break;
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}
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return name->key; /* KEY_NONE at end of array */
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}
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const char *key_code_to_name(int key)
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{
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static char buf[4];
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const struct keyname *name;
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if (key < 0)
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return NULL;
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if (key > ' ' && key < 0x100) {
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if (key & 0x60) {
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buf[0] = key;
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buf[1] = '\0';
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} else {
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buf[0] = '^';
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buf[1] = key | 0x40;
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buf[2] = '\0';
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}
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return buf;
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}
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for (name = key_names; name->string; name++) {
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if (key == name->key)
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return name->string;
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}
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if (key < ' ') {
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buf[0] = '^';
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buf[1] = key | 0x40;
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buf[2] = '\0';
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return buf;
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}
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return NULL;
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}
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