- /* Copyright 2020 Christopher Courtney, aka Drashna Jael're (@drashna) <drashna@live.com>
- *
- * 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 "transport_sync.h"
- #include "transactions.h"
- #include <string.h>
-
- #ifdef UNICODE_ENABLE
- extern unicode_config_t unicode_config;
- #endif
- #ifdef AUDIO_ENABLE
- # include "audio.h"
- extern bool delayed_tasks_run;
- #endif
- #if defined(POINTING_DEVICE_ENABLE) && defined(KEYBOARD_handwired_tractyl_manuform)
- extern bool tap_toggling;
- #endif
- #ifdef SWAP_HANDS_ENABLE
- extern bool swap_hands;
- #endif
- extern userspace_config_t userspace_config;
-
- __attribute__((aligned(8))) typedef struct {
- bool audio_enable;
- bool audio_clicky_enable;
- bool tap_toggling;
- bool unicode_mode;
- bool swap_hands;
- } user_runtime_config_t;
-
- uint16_t transport_keymap_config = 0;
- uint32_t transport_userspace_config = 0;
-
- user_runtime_config_t user_state;
-
- void user_state_sync(uint8_t initiator2target_buffer_size, const void* initiator2target_buffer, uint8_t target2initiator_buffer_size, void* target2initiator_buffer) {
- if (initiator2target_buffer_size == sizeof(user_state)) {
- memcpy(&user_state, initiator2target_buffer, initiator2target_buffer_size);
- }
- }
- void user_keymap_sync(uint8_t initiator2target_buffer_size, const void* initiator2target_buffer, uint8_t target2initiator_buffer_size, void* target2initiator_buffer) {
- if (initiator2target_buffer_size == sizeof(transport_keymap_config)) {
- memcpy(&transport_keymap_config, initiator2target_buffer, initiator2target_buffer_size);
- }
- }
- void user_config_sync(uint8_t initiator2target_buffer_size, const void* initiator2target_buffer, uint8_t target2initiator_buffer_size, void* target2initiator_buffer) {
- if (initiator2target_buffer_size == sizeof(transport_userspace_config)) {
- memcpy(&transport_userspace_config, initiator2target_buffer, initiator2target_buffer_size);
- }
- }
-
- void keyboard_post_init_transport_sync(void) {
- // Register keyboard state sync split transaction
- transaction_register_rpc(RPC_ID_USER_STATE_SYNC, user_state_sync);
- transaction_register_rpc(RPC_ID_USER_KEYMAP_SYNC, user_keymap_sync);
- transaction_register_rpc(RPC_ID_USER_CONFIG_SYNC, user_config_sync);
- }
-
- void user_transport_update(void) {
- if (is_keyboard_master()) {
- transport_keymap_config = keymap_config.raw;
- transport_userspace_config = userspace_config.raw;
- #ifdef AUDIO_ENABLE
- user_state.audio_enable = is_audio_on();
- user_state.audio_clicky_enable = is_clicky_on();
- #endif
- #if defined(POINTING_DEVICE_ENABLE) && defined(KEYBOARD_handwired_tractyl_manuform)
- user_state.tap_toggling = tap_toggling;
- #endif
- #ifdef SWAP_HANDS_ENABLE
- user_state.swap_hands = swap_hands;
- #endif
-
- } else {
- keymap_config.raw = transport_keymap_config;
- userspace_config.raw = transport_userspace_config;
- #ifdef UNICODE_ENABLE
- unicode_config.input_mode = user_state.unicode_mode;
- #endif
- #ifdef AUDIO_ENABLE
- if (delayed_tasks_run) {
- if (user_state.audio_enable != is_audio_on()) {
- if (user_state.audio_enable) {
- audio_on();
- } else {
- audio_off();
- }
- }
- if (user_state.audio_clicky_enable != is_clicky_on()) {
- if (user_state.audio_clicky_enable) {
- clicky_on();
- } else {
- clicky_off();
- }
- }
- }
- #endif
- #if defined(POINTING_DEVICE_ENABLE) && defined(KEYBOARD_handwired_tractyl_manuform)
- tap_toggling = user_state.tap_toggling;
- #endif
- #ifdef SWAP_HANDS_ENABLE
- swap_hands = user_state.swap_hands;
- #endif
- }
- }
-
- void user_transport_sync(void) {
- if (is_keyboard_master()) {
- // Keep track of the last state, so that we can tell if we need to propagate to slave
- static user_runtime_config_t last_user_state;
- static uint16_t last_keymap = 0;
- static uint32_t last_config = 0;
- static uint32_t last_sync[3];
- bool needs_sync = false;
-
- // Check if the state values are different
- if (memcmp(&user_state, &last_user_state, sizeof(user_state))) {
- needs_sync = true;
- memcpy(&last_user_state, &user_state, sizeof(user_state));
- }
- // Send to slave every 500ms regardless of state change
- if (timer_elapsed32(last_sync[0]) > 250) {
- needs_sync = true;
- }
-
- // Perform the sync if requested
- if (needs_sync) {
- if (transaction_rpc_send(RPC_ID_USER_STATE_SYNC, sizeof(user_state), &user_state)) {
- last_sync[0] = timer_read32();
- }
- needs_sync = false;
- }
-
- // Check if the state values are different
- if (memcmp(&transport_keymap_config, &last_keymap, sizeof(transport_keymap_config))) {
- needs_sync = true;
- memcpy(&last_keymap, &transport_keymap_config, sizeof(transport_keymap_config));
- }
-
- // Send to slave every 500ms regardless of state change
- if (timer_elapsed32(last_sync[1]) > 250) {
- needs_sync = true;
- }
-
- // Perform the sync if requested
- if (needs_sync) {
- if (transaction_rpc_send(RPC_ID_USER_KEYMAP_SYNC, sizeof(transport_keymap_config), &transport_keymap_config)) {
- last_sync[1] = timer_read32();
- }
- needs_sync = false;
- }
-
- // Check if the state values are different
- if (memcmp(&user_state, &last_config, sizeof(transport_userspace_config))) {
- needs_sync = true;
- memcpy(&last_config, &user_state, sizeof(transport_userspace_config));
- }
-
- // Send to slave every 500ms regardless of state change
- if (timer_elapsed32(last_sync[2]) > 250) {
- needs_sync = true;
- }
-
- // Perform the sync if requested
- if (needs_sync) {
- if (transaction_rpc_send(RPC_ID_USER_CONFIG_SYNC, sizeof(transport_userspace_config), &transport_userspace_config)) {
- last_sync[2] = timer_read32();
- }
- }
- }
- }
-
- void housekeeping_task_user(void) {
- // Update kb_state so we can send to slave
- user_transport_update();
-
- // Data sync from master to slave
- user_transport_sync();
- }
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