unleashed-firmware/applications/lf-rfid/lf-rfid.c
coreglitch eb2679b982
Refactor F2/local before F3 merge (#220)
* add files from f3
* rollback lfs
* Move assets from LFS
* remove lfs from build

Co-authored-by: Aleksandr Kutuzov <alleteam@gmail.com>
2020-11-06 11:31:59 +03:00

138 lines
4 KiB
C

#include "flipper_v2.h"
typedef enum {
EventTypeTick,
EventTypeKey,
} EventType;
typedef struct {
union {
InputEvent input;
} value;
EventType type;
} AppEvent;
typedef struct {
uint32_t freq_khz;
bool on;
} State;
static void render_callback(CanvasApi* canvas, void* ctx) {
State* state = (State*)acquire_mutex((ValueMutex*)ctx, 25);
canvas->clear(canvas);
canvas->set_color(canvas, ColorBlack);
canvas->set_font(canvas, FontPrimary);
canvas->draw_str(canvas, 2, 12, "LF RFID");
canvas->draw_str(canvas, 2, 24, state->on ? "ON" : "OFF");
char buf[12];
sprintf(buf, "%d kHz", (int)state->freq_khz);
canvas->draw_str(canvas, 2, 36, buf);
release_mutex((ValueMutex*)ctx, state);
}
static void input_callback(InputEvent* input_event, void* ctx) {
osMessageQueueId_t event_queue = (QueueHandle_t)ctx;
AppEvent event;
event.type = EventTypeKey;
event.value.input = *input_event;
osMessageQueuePut(event_queue, &event, 0, 0);
}
extern TIM_HandleTypeDef TIM_C;
void em4100_emulation(uint8_t* data, GpioPin* pin);
void prepare_data(uint32_t ID, uint32_t VENDOR, uint8_t* data);
void lf_rfid_workaround(void* p) {
osMessageQueueId_t event_queue = osMessageQueueNew(1, sizeof(AppEvent), NULL);
// create pin
GpioPin pull_pin = {.pin = RFID_PULL_Pin, .port = RFID_PULL_GPIO_Port};
// TODO open record
GpioPin* pull_pin_record = &pull_pin;
gpio_init(pull_pin_record, GpioModeOutputPushPull);
uint8_t emulation_data[64];
prepare_data(4378151, 01, emulation_data);
State _state;
_state.freq_khz = 125;
_state.on = false;
ValueMutex state_mutex;
if(!init_mutex(&state_mutex, &_state, sizeof(State))) {
printf("cannot create mutex\n");
furiac_exit(NULL);
}
Widget* widget = widget_alloc();
widget_draw_callback_set(widget, render_callback, &state_mutex);
widget_input_callback_set(widget, input_callback, event_queue);
// Open GUI and register widget
GuiApi* gui = (GuiApi*)furi_open("gui");
if(gui == NULL) {
printf("gui is not available\n");
furiac_exit(NULL);
}
gui->add_widget(gui, widget, GuiLayerFullscreen);
AppEvent event;
while(1) {
osStatus_t event_status = osMessageQueueGet(event_queue, &event, NULL, 100);
State* state = (State*)acquire_mutex_block(&state_mutex);
if(event_status == osOK) {
if(event.type == EventTypeKey) {
// press events
if(event.value.input.state && event.value.input.input == InputBack) {
hal_pwmn_stop(&TIM_C, TIM_CHANNEL_1); // TODO: move to furiac_onexit
gpio_init(pull_pin_record, GpioModeInput);
// TODO remove all widgets create by app
widget_enabled_set(widget, false);
furiac_exit(NULL);
}
if(event.value.input.state && event.value.input.input == InputUp) {
state->freq_khz += 10;
}
if(event.value.input.state && event.value.input.input == InputDown) {
state->freq_khz -= 10;
}
if(event.value.input.state && event.value.input.input == InputLeft) {
}
if(event.value.input.state && event.value.input.input == InputRight) {
}
if(event.value.input.state && event.value.input.input == InputOk) {
state->on = !state->on;
}
}
} else {
// event timeout
}
hal_pwmn_set(
state->on ? 0.5 : 0.0, (float)(state->freq_khz * 1000), &LFRFID_TIM, LFRFID_CH);
if(!state->on) {
em4100_emulation(emulation_data, pull_pin_record);
} else {
gpio_write(pull_pin_record, false);
}
// common code, for example, force update UI
widget_update(widget);
release_mutex(&state_mutex, state);
}
}