static void hook_block(uc_engine *uc, uint64_t address, uint32_t size, void *user_data)
{
    printf(">>> Tracing basic block at 0x%"PRIx64 ", block size = 0x%x\n", address, size);
}
static void hook_block(uc_engine *uc, uint64_t address, uint32_t size, void *user_data)
{
    printf(">>> Tracing basic block at 0x%"PRIx64 ", block size = 0x%x\n", address, size);
}