qmk_firmware/users/drashna/transport_sync.c

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#ifdef SPLIT_TRANSACTION_IDS_USER
# 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"
# 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;
typedef struct {
bool oled_on;
bool audio_enable;
bool audio_clicky_enable;
bool tap_toggling;
bool unicode_mode;
bool swap_hands;
uint8_t reserved :2;
} 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()) {
# ifdef OLED_DRIVER_ENABLE
user_state.oled_on = is_oled_on();
# endif
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 {
# ifdef OLED_DRIVER_ENABLE
if (user_state.oled_on) {
oled_on();
} else {
oled_off();
}
# endif
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 (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();
}
#endif