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See more: C++ C#
in the ATL dll project there is one function with BYTE* Parameter.


STDMETHODIMP CMSDllServer::sum22(BYTE* aa,SHORT len)
{
	AFX_MANAGE_STATE(AfxGetStaticModuleState());
 
	
	for(int i=1;i<len;i++)
	{
		aa[i]=i;
	}
  return S_OK;
}

when call this function in a C# windows application this work correctly and array values returned to truth

byte[] Packet = new byte[5];
 
	dllServer.sum22(ref Packet[0],5);
 
       //out put
         1,2,3,4,5


but

the same function in a webservice returned to only first index array and exist very big problem

 byte[] Packet = new byte[5];
dllServer.sum22(ref Packet[0],5);
 
   //out put
     1,0,0,0,0


help me pleaseeeeeeeeeeeeeeeeeeeeeeeeeeeee

thanx
Posted 29-Apr-13 20:25pm
Comments
KarstenK at 30-Apr-13 4:07am
   
why arent you using an int[] for the transfer.

My tip is, that the byte of the webservice is some wrapper class which behaves strange...

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