Files
chargeflow/components/logger/src/logger.c
2025-06-06 21:17:25 +01:00

71 lines
1.4 KiB
C
Executable File

#include <stdio.h>
#include <memory.h>
#include <sys/param.h>
#include "freertos/FreeRTOS.h"
#include "freertos/semphr.h"
#include "logger.h"
#include "output_buffer.h"
#define LOG_BUFFER_SIZE 6096 //4096
#define MAX_LOG_SIZE 512
static SemaphoreHandle_t mutex;
static output_buffer_t * buffer = NULL;
EventGroupHandle_t logger_event_group = NULL;
void logger_init(void)
{
mutex = xSemaphoreCreateMutex();
logger_event_group = xEventGroupCreate();
buffer = output_buffer_create(LOG_BUFFER_SIZE);
}
uint16_t logger_count(void)
{
return buffer->count;
}
void logger_print(const char* str)
{
xSemaphoreTake(mutex, portMAX_DELAY);
output_buffer_append_str(buffer, str);
xEventGroupSetBits(logger_event_group, 0xFF);
xSemaphoreGive(mutex);
}
int logger_vprintf(const char* str, va_list l)
{
#ifdef CONFIG_ESP_CONSOLE_UART
vprintf(str, l);
#endif
xSemaphoreTake(mutex, portMAX_DELAY);
static char log[MAX_LOG_SIZE];
int len = vsnprintf(log, MAX_LOG_SIZE, str, l);
output_buffer_append_buf(buffer, log, len);
xEventGroupSetBits(logger_event_group, 0xFF);
xSemaphoreGive(mutex);
return len;
}
bool logger_read(uint16_t* index, char** str, uint16_t* len)
{
xSemaphoreTake(mutex, portMAX_DELAY);
bool has_next = output_buffer_read(buffer, index, str, len);
xSemaphoreGive(mutex);
return has_next;
}