DWORD WINAPI HandleConnection(LPVOID sock)
{
    SOCKET client = INVALID_SOCKET;
    HANDLE hFile = NULL;
    char buffer[200];
    int recv_bytes = 0;
    DWORD bytes_written = 0;

    client = *(SOCKET *)sock;

    SendData(client, "Hello!\n");

    while (TRUE)
    {
        ZeroMemory(buffer, sizeof(buffer));
        recv_bytes = recv(client, buffer, sizeof(buffer), 0);
        if (recv_bytes > 0)
        {
            if (MyCmp(buffer, "exit"))
            {
                printf("command: exit\n");
                break;
            }
            else if (MyCmp(buffer, "help"))
            {
                printf("command: help\n");
                SendData(client, "hello\r\n");
            }
        }
        else break;
    }

    closesocket(client);

    return 0;
}