| 1 | /*
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| 2 | * Copyright (c) 2023 Jiri Svoboda
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| 3 | * All rights reserved.
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| 4 | *
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| 5 | * Redistribution and use in source and binary forms, with or without
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| 6 | * modification, are permitted provided that the following conditions
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| 7 | * are met:
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| 8 | *
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| 9 | * - Redistributions of source code must retain the above copyright
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| 10 | * notice, this list of conditions and the following disclaimer.
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| 11 | * - Redistributions in binary form must reproduce the above copyright
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| 12 | * notice, this list of conditions and the following disclaimer in the
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| 13 | * documentation and/or other materials provided with the distribution.
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| 14 | * - The name of the author may not be used to endorse or promote products
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| 15 | * derived from this software without specific prior written permission.
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| 16 | *
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| 17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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| 18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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| 19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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| 20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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| 21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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| 22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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| 23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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| 24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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| 25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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| 26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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| 27 | */
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| 28 |
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| 29 | /** @addtogroup kbd_ctl
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| 30 | * @ingroup input
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| 31 | * @{
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| 32 | */
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| 33 | /**
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| 34 | * @file
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| 35 | * @brief Serial TTY-like keyboard controller driver.
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| 36 | *
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| 37 | * Keyboard emulation on a serial terminal.
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| 38 | */
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| 39 |
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| 40 | #include <errno.h>
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| 41 | #include <io/keycode.h>
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| 42 | #include "../stroke.h"
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| 43 | #include "../gsp.h"
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| 44 | #include "../kbd.h"
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| 45 | #include "../kbd_port.h"
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| 46 | #include "../kbd_ctl.h"
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| 47 |
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| 48 | static void stty_ctl_parse(sysarg_t);
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| 49 | static errno_t stty_ctl_init(kbd_dev_t *);
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| 50 | static void stty_ctl_set_ind(kbd_dev_t *, unsigned int);
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| 51 |
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| 52 | kbd_ctl_ops_t stty_ctl = {
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| 53 | .parse = stty_ctl_parse,
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| 54 | .init = stty_ctl_init,
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| 55 | .set_ind = stty_ctl_set_ind
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| 56 | };
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| 57 |
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| 58 | static kbd_dev_t *kbd_dev;
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| 59 |
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| 60 | /** Scancode parser */
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| 61 | static gsp_t sp;
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| 62 |
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| 63 | /** Current parser state */
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| 64 | static int ds;
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| 65 |
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| 66 | #include <stdio.h>
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| 67 |
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| 68 | /**
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| 69 | * Sequnece definitions are primarily for Xterm. Additionally we define
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| 70 | * sequences that are unique to Gnome terminal -- most are the same but
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| 71 | * some differ.
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| 72 | */
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| 73 | static int seq_defs[] = {
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| 74 | /* Not shifted */
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| 75 |
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| 76 | 0, KC_BACKTICK, 0x60, GSP_END,
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| 77 |
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| 78 | 0, KC_1, 0x31, GSP_END,
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| 79 | 0, KC_2, 0x32, GSP_END,
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| 80 | 0, KC_3, 0x33, GSP_END,
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| 81 | 0, KC_4, 0x34, GSP_END,
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| 82 | 0, KC_5, 0x35, GSP_END,
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| 83 | 0, KC_6, 0x36, GSP_END,
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| 84 | 0, KC_7, 0x37, GSP_END,
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| 85 | 0, KC_8, 0x38, GSP_END,
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| 86 | 0, KC_9, 0x39, GSP_END,
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| 87 | 0, KC_0, 0x30, GSP_END,
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| 88 |
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| 89 | 0, KC_MINUS, 0x2d, GSP_END,
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| 90 | 0, KC_EQUALS, 0x3d, GSP_END,
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| 91 |
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| 92 | 0, KC_BACKSPACE, 0x08, GSP_END,
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| 93 |
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| 94 | 0, KC_TAB, 0x09, GSP_END,
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| 95 |
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| 96 | 0, KC_Q, 0x71, GSP_END,
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| 97 | 0, KC_W, 0x77, GSP_END,
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| 98 | 0, KC_E, 0x65, GSP_END,
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| 99 | 0, KC_R, 0x72, GSP_END,
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| 100 | 0, KC_T, 0x74, GSP_END,
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| 101 | 0, KC_Y, 0x79, GSP_END,
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| 102 | 0, KC_U, 0x75, GSP_END,
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| 103 | 0, KC_I, 0x69, GSP_END,
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| 104 | 0, KC_O, 0x6f, GSP_END,
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| 105 | 0, KC_P, 0x70, GSP_END,
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| 106 |
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| 107 | 0, KC_LBRACKET, 0x5b, GSP_END,
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| 108 | 0, KC_RBRACKET, 0x5d, GSP_END,
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| 109 |
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| 110 | 0, KC_A, 0x61, GSP_END,
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| 111 | 0, KC_S, 0x73, GSP_END,
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| 112 | 0, KC_D, 0x64, GSP_END,
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| 113 | 0, KC_F, 0x66, GSP_END,
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| 114 | 0, KC_G, 0x67, GSP_END,
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| 115 | 0, KC_H, 0x68, GSP_END,
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| 116 | 0, KC_J, 0x6a, GSP_END,
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| 117 | 0, KC_K, 0x6b, GSP_END,
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| 118 | 0, KC_L, 0x6c, GSP_END,
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| 119 |
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| 120 | 0, KC_SEMICOLON, 0x3b, GSP_END,
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| 121 | 0, KC_QUOTE, 0x27, GSP_END,
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| 122 | 0, KC_BACKSLASH, 0x5c, GSP_END,
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| 123 |
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| 124 | 0, KC_Z, 0x7a, GSP_END,
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| 125 | 0, KC_X, 0x78, GSP_END,
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| 126 | 0, KC_C, 0x63, GSP_END,
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| 127 | 0, KC_V, 0x76, GSP_END,
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| 128 | 0, KC_B, 0x62, GSP_END,
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| 129 | 0, KC_N, 0x6e, GSP_END,
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| 130 | 0, KC_M, 0x6d, GSP_END,
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| 131 |
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| 132 | 0, KC_COMMA, 0x2c, GSP_END,
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| 133 | 0, KC_PERIOD, 0x2e, GSP_END,
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| 134 | 0, KC_SLASH, 0x2f, GSP_END,
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| 135 |
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| 136 | /* Shifted */
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| 137 |
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| 138 | KM_SHIFT, KC_BACKTICK, 0x7e, GSP_END,
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| 139 |
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| 140 | KM_SHIFT, KC_1, 0x21, GSP_END,
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| 141 | KM_SHIFT, KC_2, 0x40, GSP_END,
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| 142 | KM_SHIFT, KC_3, 0x23, GSP_END,
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| 143 | KM_SHIFT, KC_4, 0x24, GSP_END,
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| 144 | KM_SHIFT, KC_5, 0x25, GSP_END,
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| 145 | KM_SHIFT, KC_6, 0x5e, GSP_END,
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| 146 | KM_SHIFT, KC_7, 0x26, GSP_END,
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| 147 | KM_SHIFT, KC_8, 0x2a, GSP_END,
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| 148 | KM_SHIFT, KC_9, 0x28, GSP_END,
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| 149 | KM_SHIFT, KC_0, 0x29, GSP_END,
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| 150 |
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| 151 | KM_SHIFT, KC_MINUS, 0x5f, GSP_END,
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| 152 | KM_SHIFT, KC_EQUALS, 0x2b, GSP_END,
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| 153 |
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| 154 | KM_SHIFT, KC_Q, 0x51, GSP_END,
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| 155 | KM_SHIFT, KC_W, 0x57, GSP_END,
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| 156 | KM_SHIFT, KC_E, 0x45, GSP_END,
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| 157 | KM_SHIFT, KC_R, 0x52, GSP_END,
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| 158 | KM_SHIFT, KC_T, 0x54, GSP_END,
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| 159 | KM_SHIFT, KC_Y, 0x59, GSP_END,
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| 160 | KM_SHIFT, KC_U, 0x55, GSP_END,
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| 161 | KM_SHIFT, KC_I, 0x49, GSP_END,
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| 162 | KM_SHIFT, KC_O, 0x4f, GSP_END,
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| 163 | KM_SHIFT, KC_P, 0x50, GSP_END,
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| 164 |
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| 165 | KM_SHIFT, KC_LBRACKET, 0x7b, GSP_END,
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| 166 | KM_SHIFT, KC_RBRACKET, 0x7d, GSP_END,
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| 167 |
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| 168 | KM_SHIFT, KC_A, 0x41, GSP_END,
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| 169 | KM_SHIFT, KC_S, 0x53, GSP_END,
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| 170 | KM_SHIFT, KC_D, 0x44, GSP_END,
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| 171 | KM_SHIFT, KC_F, 0x46, GSP_END,
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| 172 | KM_SHIFT, KC_G, 0x47, GSP_END,
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| 173 | KM_SHIFT, KC_H, 0x48, GSP_END,
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| 174 | KM_SHIFT, KC_J, 0x4a, GSP_END,
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| 175 | KM_SHIFT, KC_K, 0x4b, GSP_END,
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| 176 | KM_SHIFT, KC_L, 0x4c, GSP_END,
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| 177 |
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| 178 | KM_SHIFT, KC_SEMICOLON, 0x3a, GSP_END,
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| 179 | KM_SHIFT, KC_QUOTE, 0x22, GSP_END,
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| 180 | KM_SHIFT, KC_BACKSLASH, 0x7c, GSP_END,
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| 181 |
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| 182 | KM_SHIFT, KC_Z, 0x5a, GSP_END,
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| 183 | KM_SHIFT, KC_X, 0x58, GSP_END,
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| 184 | KM_SHIFT, KC_C, 0x43, GSP_END,
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| 185 | KM_SHIFT, KC_V, 0x56, GSP_END,
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| 186 | KM_SHIFT, KC_B, 0x42, GSP_END,
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| 187 | KM_SHIFT, KC_N, 0x4e, GSP_END,
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| 188 | KM_SHIFT, KC_M, 0x4d, GSP_END,
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| 189 |
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| 190 | KM_SHIFT, KC_COMMA, 0x3c, GSP_END,
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| 191 | KM_SHIFT, KC_PERIOD, 0x3e, GSP_END,
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| 192 | KM_SHIFT, KC_SLASH, 0x3f, GSP_END,
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| 193 |
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| 194 | /* ... */
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| 195 |
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| 196 | 0, KC_SPACE, 0x20, GSP_END,
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| 197 | 0, KC_ENTER, 0x0a, GSP_END,
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| 198 | 0, KC_ENTER, 0x0d, GSP_END,
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| 199 |
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| 200 | 0, KC_ESCAPE, 0x1b, 0x1b, GSP_END,
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| 201 |
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| 202 | 0, KC_F1, 0x1b, 0x4f, 0x50, GSP_END,
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| 203 | 0, KC_F2, 0x1b, 0x4f, 0x51, GSP_END,
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| 204 | 0, KC_F3, 0x1b, 0x4f, 0x52, GSP_END,
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| 205 | 0, KC_F4, 0x1b, 0x4f, 0x53, GSP_END,
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| 206 | 0, KC_F5, 0x1b, 0x5b, 0x31, 0x35, 0x7e, GSP_END,
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| 207 | 0, KC_F6, 0x1b, 0x5b, 0x31, 0x37, 0x7e, GSP_END,
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| 208 | 0, KC_F7, 0x1b, 0x5b, 0x31, 0x38, 0x7e, GSP_END,
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| 209 | 0, KC_F8, 0x1b, 0x5b, 0x31, 0x39, 0x7e, GSP_END,
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| 210 | 0, KC_F9, 0x1b, 0x5b, 0x32, 0x30, 0x7e, GSP_END,
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| 211 | 0, KC_F10, 0x1b, 0x5b, 0x32, 0x31, 0x7e, GSP_END,
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| 212 | 0, KC_F11, 0x1b, 0x5b, 0x32, 0x33, 0x7e, GSP_END,
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| 213 | 0, KC_F12, 0x1b, 0x5b, 0x32, 0x34, 0x7e, GSP_END,
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| 214 |
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| 215 | 0, KC_PRTSCR, 0x1b, 0x5b, 0x32, 0x35, 0x7e, GSP_END,
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| 216 | 0, KC_PAUSE, 0x1b, 0x5b, 0x32, 0x38, 0x7e, GSP_END,
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| 217 |
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| 218 | 0, KC_INSERT, 0x1b, 0x5b, 0x32, 0x7e, GSP_END,
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| 219 | 0, KC_HOME, 0x1b, 0x5b, 0x48, GSP_END,
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| 220 | 0, KC_PAGE_UP, 0x1b, 0x5b, 0x35, 0x7e, GSP_END,
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| 221 | 0, KC_DELETE, 0x1b, 0x5b, 0x33, 0x7e, GSP_END,
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| 222 | 0, KC_END, 0x1b, 0x5b, 0x46, GSP_END,
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| 223 | 0, KC_PAGE_DOWN, 0x1b, 0x5b, 0x36, 0x7e, GSP_END,
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| 224 |
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| 225 | 0, KC_UP, 0x1b, 0x5b, 0x41, GSP_END,
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| 226 | 0, KC_LEFT, 0x1b, 0x5b, 0x44, GSP_END,
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| 227 | 0, KC_DOWN, 0x1b, 0x5b, 0x42, GSP_END,
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| 228 | 0, KC_RIGHT, 0x1b, 0x5b, 0x43, GSP_END,
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| 229 |
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| 230 | /* Ctrl + key */
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| 231 |
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| 232 | KM_CTRL, KC_Q, 0x11, GSP_END,
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| 233 | KM_CTRL, KC_W, 0x17, GSP_END,
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| 234 | KM_CTRL, KC_E, 0x05, GSP_END,
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| 235 | KM_CTRL, KC_R, 0x12, GSP_END,
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| 236 | KM_CTRL, KC_T, 0x14, GSP_END,
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| 237 | KM_CTRL, KC_Y, 0x19, GSP_END,
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| 238 | KM_CTRL, KC_U, 0x15, GSP_END,
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| 239 | KM_CTRL, KC_O, 0x0f, GSP_END,
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| 240 | KM_CTRL, KC_P, 0x10, GSP_END,
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| 241 |
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| 242 | KM_CTRL, KC_A, 0x01, GSP_END,
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| 243 | KM_CTRL, KC_S, 0x13, GSP_END,
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| 244 | KM_CTRL, KC_D, 0x04, GSP_END,
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| 245 | KM_CTRL, KC_F, 0x06, GSP_END,
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| 246 | KM_CTRL, KC_G, 0x07, GSP_END,
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| 247 | KM_CTRL, KC_K, 0x0b, GSP_END,
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| 248 | KM_CTRL, KC_L, 0x0c, GSP_END,
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| 249 |
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| 250 | KM_CTRL, KC_Z, 0x1a, GSP_END,
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| 251 | KM_CTRL, KC_X, 0x18, GSP_END,
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| 252 | KM_CTRL, KC_C, 0x03, GSP_END,
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| 253 | KM_CTRL, KC_V, 0x16, GSP_END,
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| 254 | KM_CTRL, KC_B, 0x02, GSP_END,
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| 255 | KM_CTRL, KC_N, 0x0e, GSP_END,
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| 256 |
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| 257 | /* Alt + key */
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| 258 |
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| 259 | KM_ALT, KC_BACKTICK, 0x1b, 0x60, GSP_END,
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| 260 |
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| 261 | KM_ALT, KC_1, 0x1b, 0x31, GSP_END,
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| 262 | KM_ALT, KC_2, 0x1b, 0x32, GSP_END,
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| 263 | KM_ALT, KC_3, 0x1b, 0x33, GSP_END,
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| 264 | KM_ALT, KC_4, 0x1b, 0x34, GSP_END,
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| 265 | KM_ALT, KC_5, 0x1b, 0x35, GSP_END,
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| 266 | KM_ALT, KC_6, 0x1b, 0x36, GSP_END,
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| 267 | KM_ALT, KC_7, 0x1b, 0x37, GSP_END,
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| 268 | KM_ALT, KC_8, 0x1b, 0x38, GSP_END,
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| 269 | KM_ALT, KC_9, 0x1b, 0x39, GSP_END,
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| 270 | KM_ALT, KC_0, 0x1b, 0x30, GSP_END,
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| 271 |
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| 272 | KM_ALT, KC_MINUS, 0x1b, 0x2d, GSP_END,
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| 273 | KM_ALT, KC_EQUALS, 0x1b, 0x3d, GSP_END,
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| 274 |
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| 275 | KM_ALT, KC_Q, 0x1b, 0x71, GSP_END,
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| 276 | KM_ALT, KC_W, 0x1b, 0x77, GSP_END,
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| 277 | KM_ALT, KC_E, 0x1b, 0x65, GSP_END,
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| 278 | KM_ALT, KC_R, 0x1b, 0x72, GSP_END,
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| 279 | KM_ALT, KC_T, 0x1b, 0x74, GSP_END,
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| 280 | KM_ALT, KC_Y, 0x1b, 0x79, GSP_END,
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| 281 | KM_ALT, KC_U, 0x1b, 0x75, GSP_END,
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| 282 | KM_ALT, KC_I, 0x1b, 0x69, GSP_END,
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| 283 | KM_ALT, KC_O, 0x1b, 0x6f, GSP_END,
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| 284 | KM_ALT, KC_P, 0x1b, 0x70, GSP_END,
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| 285 |
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| 286 | /* 0x1b, 0x5b is used by other keys/sequences */
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| 287 | KM_ALT, KC_RBRACKET, 0x1b, 0x5d, GSP_END,
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| 288 |
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| 289 | KM_ALT, KC_A, 0x1b, 0x61, GSP_END,
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| 290 | KM_ALT, KC_S, 0x1b, 0x73, GSP_END,
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| 291 | KM_ALT, KC_D, 0x1b, 0x64, GSP_END,
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| 292 | KM_ALT, KC_F, 0x1b, 0x66, GSP_END,
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| 293 | KM_ALT, KC_G, 0x1b, 0x67, GSP_END,
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| 294 | KM_ALT, KC_H, 0x1b, 0x68, GSP_END,
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| 295 | KM_ALT, KC_J, 0x1b, 0x6a, GSP_END,
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| 296 | KM_ALT, KC_K, 0x1b, 0x6b, GSP_END,
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| 297 | KM_ALT, KC_L, 0x1b, 0x6c, GSP_END,
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| 298 |
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| 299 | KM_ALT, KC_SEMICOLON, 0x1b, 0x3b, GSP_END,
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| 300 | KM_ALT, KC_QUOTE, 0x1b, 0x27, GSP_END,
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| 301 | KM_ALT, KC_BACKSLASH, 0x1b, 0x5c, GSP_END,
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| 302 |
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| 303 | KM_ALT, KC_Z, 0x1b, 0x7a, GSP_END,
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| 304 | KM_ALT, KC_X, 0x1b, 0x78, GSP_END,
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| 305 | KM_ALT, KC_C, 0x1b, 0x63, GSP_END,
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| 306 | KM_ALT, KC_V, 0x1b, 0x76, GSP_END,
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| 307 | KM_ALT, KC_B, 0x1b, 0x62, GSP_END,
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| 308 | KM_ALT, KC_N, 0x1b, 0x6e, GSP_END,
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| 309 | KM_ALT, KC_M, 0x1b, 0x6d, GSP_END,
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| 310 |
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| 311 | KM_ALT, KC_COMMA, 0x1b, 0x2c, GSP_END,
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| 312 | KM_ALT, KC_PERIOD, 0x1b, 0x2e, GSP_END,
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| 313 | KM_ALT, KC_SLASH, 0x1b, 0x2f, GSP_END,
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| 314 |
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| 315 | /*
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| 316 | * Sequences specific to Gnome terminal
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| 317 | */
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| 318 | 0, KC_BACKSPACE, 0x7f, GSP_END, /* ASCII DEL */
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| 319 | 0, KC_HOME, 0x1b, 0x4f, 0x48, GSP_END,
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| 320 | 0, KC_END, 0x1b, 0x4f, 0x46, GSP_END,
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| 321 |
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| 322 | 0, 0
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| 323 | };
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| 324 |
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| 325 | static errno_t stty_ctl_init(kbd_dev_t *kdev)
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| 326 | {
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| 327 | kbd_dev = kdev;
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| 328 | ds = 0;
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| 329 |
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| 330 | gsp_init(&sp);
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| 331 | if (gsp_insert_defs(&sp, seq_defs) < 0) {
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| 332 | return EINVAL;
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|---|
| 333 | }
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|---|
| 334 | return EOK;
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|---|
| 335 | }
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|---|
| 336 |
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|---|
| 337 | static void stty_ctl_parse(sysarg_t scancode)
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|---|
| 338 | {
|
|---|
| 339 | unsigned mods, key;
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|---|
| 340 |
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|---|
| 341 | ds = gsp_step(&sp, ds, scancode, &mods, &key);
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| 342 | if (key != 0) {
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| 343 | stroke_sim(kbd_dev, mods, key);
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|---|
| 344 | }
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|---|
| 345 | }
|
|---|
| 346 |
|
|---|
| 347 | static void stty_ctl_set_ind(kbd_dev_t *kdev, unsigned mods)
|
|---|
| 348 | {
|
|---|
| 349 | (void) mods;
|
|---|
| 350 | }
|
|---|
| 351 |
|
|---|
| 352 | /**
|
|---|
| 353 | * @}
|
|---|
| 354 | */
|
|---|
