mirror of
https://github.com/sanni/cartreader.git
synced 2024-11-13 08:25:05 +01:00
28 lines
508 B
C++
28 lines
508 B
C++
#include "snes_clk.h"
|
|
#include <SdFat.h>
|
|
|
|
int32_t readClockOffset() {
|
|
File clock_file;
|
|
unsigned char* clock_buf;
|
|
int16_t i;
|
|
int32_t clock_offset;
|
|
if(!clock_file.open("/snes_clk.txt", FILE_READ)) {
|
|
return INT32_MIN;
|
|
}
|
|
|
|
clock_buf = malloc(16 * sizeof(char));
|
|
i = clock_file.read(clock_buf, 16);
|
|
clock_file.close();
|
|
if(i == -1) {
|
|
free(clock_buf);
|
|
return INT32_MIN;
|
|
} else if(i < 16) {
|
|
clock_buf[i] = 0;
|
|
}
|
|
|
|
clock_offset = (int32_t)atoi(clock_buf);
|
|
free(clock_buf);
|
|
|
|
return clock_offset;
|
|
}
|