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Diffstat (limited to 'quantum/send_string/send_string.c')
-rw-r--r-- | quantum/send_string/send_string.c | 324 |
1 files changed, 324 insertions, 0 deletions
diff --git a/quantum/send_string/send_string.c b/quantum/send_string/send_string.c new file mode 100644 index 0000000000..818a52f6dc --- /dev/null +++ b/quantum/send_string/send_string.c @@ -0,0 +1,324 @@ +/* Copyright 2021 + * + * This program 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 2 of the License, or + * (at your option) any later version. + * + * This program 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 this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#include <ctype.h> + +#include "quantum.h" + +#include "send_string.h" + +#if defined(AUDIO_ENABLE) && defined(SENDSTRING_BELL) +# include "audio.h" +# ifndef BELL_SOUND +# define BELL_SOUND TERMINAL_SOUND +# endif +float bell_song[][2] = SONG(BELL_SOUND); +#endif + +// clang-format off + +/* Bit-Packed look-up table to convert an ASCII character to whether + * [Shift] needs to be sent with the keycode. + */ +__attribute__((weak)) const uint8_t ascii_to_shift_lut[16] PROGMEM = { + KCLUT_ENTRY(0, 0, 0, 0, 0, 0, 0, 0), + KCLUT_ENTRY(0, 0, 0, 0, 0, 0, 0, 0), + KCLUT_ENTRY(0, 0, 0, 0, 0, 0, 0, 0), + KCLUT_ENTRY(0, 0, 0, 0, 0, 0, 0, 0), + + KCLUT_ENTRY(0, 1, 1, 1, 1, 1, 1, 0), + KCLUT_ENTRY(1, 1, 1, 1, 0, 0, 0, 0), + KCLUT_ENTRY(0, 0, 0, 0, 0, 0, 0, 0), + KCLUT_ENTRY(0, 0, 1, 0, 1, 0, 1, 1), + KCLUT_ENTRY(1, 1, 1, 1, 1, 1, 1, 1), + KCLUT_ENTRY(1, 1, 1, 1, 1, 1, 1, 1), + KCLUT_ENTRY(1, 1, 1, 1, 1, 1, 1, 1), + KCLUT_ENTRY(1, 1, 1, 0, 0, 0, 1, 1), + KCLUT_ENTRY(0, 0, 0, 0, 0, 0, 0, 0), + KCLUT_ENTRY(0, 0, 0, 0, 0, 0, 0, 0), + KCLUT_ENTRY(0, 0, 0, 0, 0, 0, 0, 0), + KCLUT_ENTRY(0, 0, 0, 1, 1, 1, 1, 0) +}; + +/* Bit-Packed look-up table to convert an ASCII character to whether + * [AltGr] needs to be sent with the keycode. + */ +__attribute__((weak)) const uint8_t ascii_to_altgr_lut[16] PROGMEM = { + KCLUT_ENTRY(0, 0, 0, 0, 0, 0, 0, 0), + KCLUT_ENTRY(0, 0, 0, 0, 0, 0, 0, 0), + KCLUT_ENTRY(0, 0, 0, 0, 0, 0, 0, 0), + KCLUT_ENTRY(0, 0, 0, 0, 0, 0, 0, 0), + + KCLUT_ENTRY(0, 0, 0, 0, 0, 0, 0, 0), + KCLUT_ENTRY(0, 0, 0, 0, 0, 0, 0, 0), + KCLUT_ENTRY(0, 0, 0, 0, 0, 0, 0, 0), + KCLUT_ENTRY(0, 0, 0, 0, 0, 0, 0, 0), + KCLUT_ENTRY(0, 0, 0, 0, 0, 0, 0, 0), + KCLUT_ENTRY(0, 0, 0, 0, 0, 0, 0, 0), + KCLUT_ENTRY(0, 0, 0, 0, 0, 0, 0, 0), + KCLUT_ENTRY(0, 0, 0, 0, 0, 0, 0, 0), + KCLUT_ENTRY(0, 0, 0, 0, 0, 0, 0, 0), + KCLUT_ENTRY(0, 0, 0, 0, 0, 0, 0, 0), + KCLUT_ENTRY(0, 0, 0, 0, 0, 0, 0, 0), + KCLUT_ENTRY(0, 0, 0, 0, 0, 0, 0, 0) +}; + +/* Bit-Packed look-up table to convert an ASCII character to whether + * [Space] needs to be sent after the keycode + */ +__attribute__((weak)) const uint8_t ascii_to_dead_lut[16] PROGMEM = { + KCLUT_ENTRY(0, 0, 0, 0, 0, 0, 0, 0), + KCLUT_ENTRY(0, 0, 0, 0, 0, 0, 0, 0), + KCLUT_ENTRY(0, 0, 0, 0, 0, 0, 0, 0), + KCLUT_ENTRY(0, 0, 0, 0, 0, 0, 0, 0), + + KCLUT_ENTRY(0, 0, 0, 0, 0, 0, 0, 0), + KCLUT_ENTRY(0, 0, 0, 0, 0, 0, 0, 0), + KCLUT_ENTRY(0, 0, 0, 0, 0, 0, 0, 0), + KCLUT_ENTRY(0, 0, 0, 0, 0, 0, 0, 0), + KCLUT_ENTRY(0, 0, 0, 0, 0, 0, 0, 0), + KCLUT_ENTRY(0, 0, 0, 0, 0, 0, 0, 0), + KCLUT_ENTRY(0, 0, 0, 0, 0, 0, 0, 0), + KCLUT_ENTRY(0, 0, 0, 0, 0, 0, 0, 0), + KCLUT_ENTRY(0, 0, 0, 0, 0, 0, 0, 0), + KCLUT_ENTRY(0, 0, 0, 0, 0, 0, 0, 0), + KCLUT_ENTRY(0, 0, 0, 0, 0, 0, 0, 0), + KCLUT_ENTRY(0, 0, 0, 0, 0, 0, 0, 0) +}; + +/* Look-up table to convert an ASCII character to a keycode. + */ +__attribute__((weak)) const uint8_t ascii_to_keycode_lut[128] PROGMEM = { + // NUL SOH STX ETX EOT ENQ ACK BEL + XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, + // BS TAB LF VT FF CR SO SI + KC_BSPC, KC_TAB, KC_ENT, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, + // DLE DC1 DC2 DC3 DC4 NAK SYN ETB + XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, + // CAN EM SUB ESC FS GS RS US + XXXXXXX, XXXXXXX, XXXXXXX, KC_ESC, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, + + // ! " # $ % & ' + KC_SPC, KC_1, KC_QUOT, KC_3, KC_4, KC_5, KC_7, KC_QUOT, + // ( ) * + , - . / + KC_9, KC_0, KC_8, KC_EQL, KC_COMM, KC_MINS, KC_DOT, KC_SLSH, + // 0 1 2 3 4 5 6 7 + KC_0, KC_1, KC_2, KC_3, KC_4, KC_5, KC_6, KC_7, + // 8 9 : ; < = > ? + KC_8, KC_9, KC_SCLN, KC_SCLN, KC_COMM, KC_EQL, KC_DOT, KC_SLSH, + // @ A B C D E F G + KC_2, KC_A, KC_B, KC_C, KC_D, KC_E, KC_F, KC_G, + // H I J K L M N O + KC_H, KC_I, KC_J, KC_K, KC_L, KC_M, KC_N, KC_O, + // P Q R S T U V W + KC_P, KC_Q, KC_R, KC_S, KC_T, KC_U, KC_V, KC_W, + // X Y Z [ \ ] ^ _ + KC_X, KC_Y, KC_Z, KC_LBRC, KC_BSLS, KC_RBRC, KC_6, KC_MINS, + // ` a b c d e f g + KC_GRV, KC_A, KC_B, KC_C, KC_D, KC_E, KC_F, KC_G, + // h i j k l m n o + KC_H, KC_I, KC_J, KC_K, KC_L, KC_M, KC_N, KC_O, + // p q r s t u v w + KC_P, KC_Q, KC_R, KC_S, KC_T, KC_U, KC_V, KC_W, + // x y z { | } ~ DEL + KC_X, KC_Y, KC_Z, KC_LBRC, KC_BSLS, KC_RBRC, KC_GRV, KC_DEL +}; + +// clang-format on + +// Note: we bit-pack in "reverse" order to optimize loading +#define PGM_LOADBIT(mem, pos) ((pgm_read_byte(&((mem)[(pos) / 8])) >> ((pos) % 8)) & 0x01) + +void send_string(const char *string) { + send_string_with_delay(string, 0); +} + +void send_string_with_delay(const char *string, uint8_t interval) { + while (1) { + char ascii_code = *string; + if (!ascii_code) break; + if (ascii_code == SS_QMK_PREFIX) { + ascii_code = *(++string); + if (ascii_code == SS_TAP_CODE) { + // tap + uint8_t keycode = *(++string); + tap_code(keycode); + } else if (ascii_code == SS_DOWN_CODE) { + // down + uint8_t keycode = *(++string); + register_code(keycode); + } else if (ascii_code == SS_UP_CODE) { + // up + uint8_t keycode = *(++string); + unregister_code(keycode); + } else if (ascii_code == SS_DELAY_CODE) { + // delay + int ms = 0; + uint8_t keycode = *(++string); + while (isdigit(keycode)) { + ms *= 10; + ms += keycode - '0'; + keycode = *(++string); + } + while (ms--) + wait_ms(1); + } + } else { + send_char(ascii_code); + } + ++string; + // interval + { + uint8_t ms = interval; + while (ms--) + wait_ms(1); + } + } +} + +void send_char(char ascii_code) { +#if defined(AUDIO_ENABLE) && defined(SENDSTRING_BELL) + if (ascii_code == '\a') { // BEL + PLAY_SONG(bell_song); + return; + } +#endif + + uint8_t keycode = pgm_read_byte(&ascii_to_keycode_lut[(uint8_t)ascii_code]); + bool is_shifted = PGM_LOADBIT(ascii_to_shift_lut, (uint8_t)ascii_code); + bool is_altgred = PGM_LOADBIT(ascii_to_altgr_lut, (uint8_t)ascii_code); + bool is_dead = PGM_LOADBIT(ascii_to_dead_lut, (uint8_t)ascii_code); + + if (is_shifted) { + register_code(KC_LEFT_SHIFT); + } + if (is_altgred) { + register_code(KC_RIGHT_ALT); + } + tap_code(keycode); + if (is_altgred) { + unregister_code(KC_RIGHT_ALT); + } + if (is_shifted) { + unregister_code(KC_LEFT_SHIFT); + } + if (is_dead) { + tap_code(KC_SPACE); + } +} + +void send_dword(uint32_t number) { + send_word(number >> 16); + send_word(number & 0xFFFFUL); +} + +void send_word(uint16_t number) { + send_byte(number >> 8); + send_byte(number & 0xFF); +} + +void send_byte(uint8_t number) { + send_nibble(number >> 4); + send_nibble(number & 0xF); +} + +void send_nibble(uint8_t number) { + switch (number & 0xF) { + case 0 ... 9: + send_char(number + '0'); + break; + case 10 ... 15: + send_char(number - 10 + 'a'); + break; + } +} + +void tap_random_base64(void) { +#if defined(__AVR_ATmega32U4__) + uint8_t key = (TCNT0 + TCNT1 + TCNT3 + TCNT4) % 64; +#else + uint8_t key = rand() % 64; +#endif + switch (key) { + case 0 ... 25: + send_char(key + 'A'); + break; + case 26 ... 51: + send_char(key - 26 + 'a'); + break; + case 52: + send_char('0'); + break; + case 53 ... 61: + send_char(key - 53 + '1'); + break; + case 62: + send_char('+'); + break; + case 63: + send_char('/'); + break; + } +} + +#if defined(__AVR__) +void send_string_P(const char *string) { + send_string_with_delay_P(string, 0); +} + +void send_string_with_delay_P(const char *string, uint8_t interval) { + while (1) { + char ascii_code = pgm_read_byte(string); + if (!ascii_code) break; + if (ascii_code == SS_QMK_PREFIX) { + ascii_code = pgm_read_byte(++string); + if (ascii_code == SS_TAP_CODE) { + // tap + uint8_t keycode = pgm_read_byte(++string); + tap_code(keycode); + } else if (ascii_code == SS_DOWN_CODE) { + // down + uint8_t keycode = pgm_read_byte(++string); + register_code(keycode); + } else if (ascii_code == SS_UP_CODE) { + // up + uint8_t keycode = pgm_read_byte(++string); + unregister_code(keycode); + } else if (ascii_code == SS_DELAY_CODE) { + // delay + int ms = 0; + uint8_t keycode = pgm_read_byte(++string); + while (isdigit(keycode)) { + ms *= 10; + ms += keycode - '0'; + keycode = pgm_read_byte(++string); + } + while (ms--) + wait_ms(1); + } + } else { + send_char(ascii_code); + } + ++string; + // interval + { + uint8_t ms = interval; + while (ms--) + wait_ms(1); + } + } +} +#endif |