// 헤더 필드를 뒤집어 씀. // test완료
public void setHeader(TcpHeader head)
{
IntPtr ptr = Marshal.AllocHGlobal(m_headsize);
Marshal.StructureToPtr(head, ptr, true);
Marshal.Copy(ptr, m_field, 0, m_headsize);
Marshal.FreeHGlobal(ptr);
}
public void setHeadLenByIndex()
{
TcpHeader head = new TcpHeader();
head.mode = this.getheader().mode;
head.msgsize = (uint)this.m_index;
this.setHeader(head);
}
//헤더필드 바이트를 형변환후 리턴 // test완료
public TcpHeader getheader()
{
IntPtr ptr = Marshal.AllocHGlobal(m_headsize);
Marshal.Copy(m_field, 0, ptr, m_headsize);
TcpHeader head = (TcpHeader)Marshal.PtrToStructure(ptr, typeof(TcpHeader));
Marshal.FreeHGlobal(ptr);
return(head);
}
