#include <stdio.h>
#include <stdlib.h>

unsigned char* read_file_bytes(const char* path, int* out_size) {
    FILE* f = fopen(path, "rb");
    if (!f) return 0;
    fseek(f, 0, SEEK_END);
    *out_size = (int)ftell(f);
    fseek(f, 0, SEEK_SET);
    unsigned char* buf = (unsigned char*)malloc(*out_size);
    fread(buf, 1, *out_size, f);
    fclose(f);
    return buf;
}