quantum/api.c

   1 /* Copyright 2016 Jack Humbert
   2  *
   3  * This program is free software: you can redistribute it and/or modify
   4  * it under the terms of the GNU General Public License as published by
   5  * the Free Software Foundation, either version 2 of the License, or
   6  * (at your option) any later version.
   7  *
   8  * This program is distributed in the hope that it will be useful,
   9  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11  * GNU General Public License for more details.
  12  *
  13  * You should have received a copy of the GNU General Public License
  14  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  15  */
  16
  17 #include "api.h"
  18 #include "quantum.h"
  19
  20 void dword_to_bytes(uint32_t dword, uint8_t* bytes) {
  21     bytes[0] = (dword >> 24) & 0xFF;
  22     bytes[1] = (dword >> 16) & 0xFF;
  23     bytes[2] = (dword >> 8) & 0xFF;
  24     bytes[3] = (dword >> 0) & 0xFF;
  25 }
  26
  27 uint32_t bytes_to_dword(uint8_t* bytes, uint8_t index) { return ((uint32_t)bytes[index + 0] << 24) | ((uint32_t)bytes[index + 1] << 16) | ((uint32_t)bytes[index + 2] << 8) | (uint32_t)bytes[index + 3]; }
  28
  29 __attribute__((weak)) bool process_api_quantum(uint8_t length, uint8_t* data) { return process_api_keyboard(length, data); }
  30
  31 __attribute__((weak)) bool process_api_keyboard(uint8_t length, uint8_t* data) { return process_api_user(length, data); }
  32
  33 __attribute__((weak)) bool process_api_user(uint8_t length, uint8_t* data) { return true; }
  34
  35 void process_api(uint16_t length, uint8_t* data) {
  36     // SEND_STRING("\nRX: ");
  37     // for (uint8_t i = 0; i < length; i++) {
  38     //     send_byte(data[i]);
  39     //     SEND_STRING(" ");
  40     // }
  41     if (!process_api_quantum(length, data)) return;
  42
  43     switch (data[0]) {
  44         case MT_SET_DATA:
  45             switch (data[1]) {
  46                 case DT_DEFAULT_LAYER: {
  47                     eeconfig_update_default_layer(data[2]);
  48                     default_layer_set((uint32_t)(data[2]));
  49                     break;
  50                 }
  51                 case DT_KEYMAP_OPTIONS: {
  52                     eeconfig_update_keymap(data[2]);
  53                     break;
  54                 }
  55                 case DT_RGBLIGHT: {
  56 #ifdef RGBLIGHT_ENABLE
  57                     uint32_t rgblight = bytes_to_dword(data, 2);
  58                     eeconfig_update_rgblight(rgblight);
  59 #endif
  60                     break;
  61                 }
  62             }
  63         case MT_GET_DATA:
  64             switch (data[1]) {
  65                 case DT_HANDSHAKE: {
  66                     MT_GET_DATA_ACK(DT_HANDSHAKE, NULL, 0);
  67                     break;
  68                 }
  69                 case DT_DEBUG: {
  70                     uint8_t debug_bytes[1] = {eeprom_read_byte(EECONFIG_DEBUG)};
  71                     MT_GET_DATA_ACK(DT_DEBUG, debug_bytes, 1);
  72                     break;
  73                 }
  74                 case DT_DEFAULT_LAYER: {
  75                     uint8_t default_bytes[1] = {eeprom_read_byte(EECONFIG_DEFAULT_LAYER)};
  76                     MT_GET_DATA_ACK(DT_DEFAULT_LAYER, default_bytes, 1);
  77                     break;
  78                 }
  79                 case DT_CURRENT_LAYER: {
  80                     uint8_t layer_state_bytes[4];
  81                     dword_to_bytes(layer_state, layer_state_bytes);
  82                     MT_GET_DATA_ACK(DT_CURRENT_LAYER, layer_state_bytes, 4);
  83                     break;
  84                 }
  85                 case DT_AUDIO: {
  86 #ifdef AUDIO_ENABLE
  87                     uint8_t audio_bytes[1] = {eeprom_read_byte(EECONFIG_AUDIO)};
  88                     MT_GET_DATA_ACK(DT_AUDIO, audio_bytes, 1);
  89 #else
  90                     MT_GET_DATA_ACK(DT_AUDIO, NULL, 0);
  91 #endif
  92                     break;
  93                 }
  94                 case DT_BACKLIGHT: {
  95 #ifdef BACKLIGHT_ENABLE
  96                     uint8_t backlight_bytes[1] = {eeprom_read_byte(EECONFIG_BACKLIGHT)};
  97                     MT_GET_DATA_ACK(DT_BACKLIGHT, backlight_bytes, 1);
  98 #else
  99                     MT_GET_DATA_ACK(DT_BACKLIGHT, NULL, 0);
 100 #endif
 101                     break;
 102                 }
 103                 case DT_RGBLIGHT: {
 104 #ifdef RGBLIGHT_ENABLE
 105                     uint8_t rgblight_bytes[4];
 106                     dword_to_bytes(eeconfig_read_rgblight(), rgblight_bytes);
 107                     MT_GET_DATA_ACK(DT_RGBLIGHT, rgblight_bytes, 4);
 108 #else
 109                     MT_GET_DATA_ACK(DT_RGBLIGHT, NULL, 0);
 110 #endif
 111                     break;
 112                 }
 113                 case DT_KEYMAP_OPTIONS: {
 114                     uint8_t keymap_bytes[1] = {eeconfig_read_keymap()};
 115                     MT_GET_DATA_ACK(DT_KEYMAP_OPTIONS, keymap_bytes, 1);
 116                     break;
 117                 }
 118                 case DT_KEYMAP_SIZE: {
 119                     uint8_t keymap_size[2] = {MATRIX_ROWS, MATRIX_COLS};
 120                     MT_GET_DATA_ACK(DT_KEYMAP_SIZE, keymap_size, 2);
 121                     break;
 122                 }
 123                 // This may be too much
 124                 // case DT_KEYMAP: {
 125                 //     uint8_t keymap_data[MATRIX_ROWS * MATRIX_COLS * 4 + 3];
 126                 //     keymap_data[0] = data[2];
 127                 //     keymap_data[1] = MATRIX_ROWS;
 128                 //     keymap_data[2] = MATRIX_COLS;
 129                 //     for (int i = 0; i < MATRIX_ROWS; i++) {
 130                 //         for (int j = 0; j < MATRIX_COLS; j++) {
 131                 //             keymap_data[3 + (i*MATRIX_COLS*2) + (j*2)] = pgm_read_word(&keymaps[data[2]][i][j]) >> 8;
 132                 //             keymap_data[3 + (i*MATRIX_COLS*2) + (j*2) + 1] = pgm_read_word(&keymaps[data[2]][i][j]) & 0xFF;
 133                 //         }
 134                 //     }
 135                 //     MT_GET_DATA_ACK(DT_KEYMAP, keymap_data, MATRIX_ROWS * MATRIX_COLS * 4 + 3);
 136                 //     // uint8_t keymap_data[5];
 137                 //     // keymap_data[0] = data[2];
 138                 //     // keymap_data[1] = data[3];
 139                 //     // keymap_data[2] = data[4];
 140                 //     // keymap_data[3] = pgm_read_word(&keymaps[data[2]][data[3]][data[4]]) >> 8;
 141                 //     // keymap_data[4] = pgm_read_word(&keymaps[data[2]][data[3]][data[4]]) & 0xFF;
 142
 143                 //     // MT_GET_DATA_ACK(DT_KEYMAP, keymap_data, 5);
 144                 //     break;
 145                 // }
 146                 default:
 147                     break;
 148             }
 149             break;
 150         case MT_SET_DATA_ACK:
 151         case MT_GET_DATA_ACK:
 152             break;
 153         case MT_SEND_DATA:
 154             break;
 155         case MT_SEND_DATA_ACK:
 156             break;
 157         case MT_EXE_ACTION:
 158             break;
 159         case MT_EXE_ACTION_ACK:
 160             break;
 161         case MT_TYPE_ERROR:
 162             break;
 163         default:;  // command not recognised
 164             SEND_BYTES(MT_TYPE_ERROR, DT_NONE, data, length);
 165             break;
 166
 167             // #ifdef RGBLIGHT_ENABLE
 168             // case 0x27: ; // RGB LED functions
 169             //     switch (*data++) {
 170             //         case 0x00: ; // Update HSV
 171             //             rgblight_sethsv((data[0] << 8 | data[1]) % 360, data[2], data[3]);
 172             //             break;
 173             //         case 0x01: ; // Update RGB
 174             //             break;
 175             //         case 0x02: ; // Update mode
 176             //             rgblight_mode(data[0]);
 177             //             break;
 178             //     }
 179             //     break;
 180             // #endif
 181     }
 182 }