irda/irdastack/irtranp/GLOBAL.CPP
changeset 0 29b1cd4cb562
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/irda/irdastack/irtranp/GLOBAL.CPP	Fri Jan 15 08:13:17 2010 +0200
@@ -0,0 +1,174 @@
+// Copyright (c) 1997-2009 Nokia Corporation and/or its subsidiary(-ies).
+// All rights reserved.
+// This component and the accompanying materials are made available
+// under the terms of "Eclipse Public License v1.0"
+// which accompanies this distribution, and is available
+// at the URL "http://www.eclipse.org/legal/epl-v10.html".
+//
+// Initial Contributors:
+// Nokia Corporation - initial contribution.
+//
+// Contributors:
+//
+// Description:
+//
+
+#include "debug.h"
+#include "GLOBAL.H"
+
+void IrTranpUtil::DAppend(TDes8* aBuffer, TUint16 aValue)
+	{
+	aBuffer->Append((aValue >> 8) & 0xff);
+	aBuffer->Append(aValue & 0xff);
+	}
+
+/*
+* Method description:	Appends a 32 bit value to a buffer
+*
+* Parameter:			aBuffer - the buffer to append the value to
+* Parameter:			aValue - the value to append
+*/
+
+void IrTranpUtil::LAppend(TDes8* aBuffer, TUint32 aValue)
+	{
+	aBuffer->Append((aValue >> 24) & 0xff);
+	aBuffer->Append((aValue >> 16) & 0xff);
+	aBuffer->Append((aValue >> 8) & 0xff);
+	aBuffer->Append(aValue & 0xff);
+	}
+
+/*
+* Method description:	Extracts a 16 bit value from a buffer
+*
+* Parameter:			aBuffer - the buffer to extract the value from
+* Parameter:			aOffset - the offset into the buffer where the value starts
+* Returns:				the 16 bit value
+*/
+
+TUint16 IrTranpUtil::DExtract(const TDesC8& aBuffer, TInt aOffset)
+	{
+	TUint16 integer = (TUint16) ((aBuffer[aOffset] << 8) + (aBuffer[aOffset+1]));
+	return integer;
+	}
+
+/*
+* Method description:	Extracts a 32 bit value from a buffer
+*
+* Parameter:			aBuffer - the buffer to extract the value from
+* Parameter:			aOffset - the offset into the buffer where the value starts
+* Returns:				the 32 bit value
+*/
+
+TUint32 IrTranpUtil::LExtract(const TDesC8& aBuffer, TInt aOffset)
+	{
+	TUint32 integer = ((aBuffer[aOffset] << 24) + (aBuffer[aOffset+1] << 16) + (aBuffer[aOffset+2] << 8) + (aBuffer[aOffset+3]));
+	return integer;
+	}
+
+/*
+* Method description:	binary to ASCII converter - prints to the debugging component
+*
+* Parameter:			aBuffer - the buffer containg data we want in hexadecimal ASCII representation
+*/
+
+void IrTranpUtil::HexOut(const TDesC8& aBuffer)
+	{
+	const TUint KCharBufLen = aBuffer.Length()*2 + 1; //twice length of aBuffer + 1 for null terminator
+	TText* charbuffer = new TText[KCharBufLen];
+	if(!charbuffer)
+		{
+		_LIT(lit, "WARNING! HexOut failed to allocate sufficient memory!!");
+		TPtrC outbuf(lit);
+		SCEPPRINT_2(_L("%S\r\n"),&outbuf);
+		return;
+		}
+	TInt i;
+	for(i=0;i<aBuffer.Length();i++)
+		{
+		TInt hi = ((aBuffer[i] >> 4) & 0x0f);
+		TInt lo = (aBuffer[i] & 0x0f);
+		
+		switch(hi)
+			{
+			case 0x0a:
+				{
+				charbuffer[i*2] = 'A';
+				break;
+				}
+			case 0x0b:
+				{
+				charbuffer[i*2] = 'B';
+				break;
+				}
+			case 0x0c:
+				{
+				charbuffer[i*2] = 'C';
+				break;
+				}
+			case 0x0d:
+				{
+				charbuffer[i*2] = 'D';
+				break;
+				}
+			case 0x0e:
+				{
+				charbuffer[i*2] = 'E';
+				break;
+				}
+			case 0x0f:
+				{
+				charbuffer[i*2] = 'F';
+				break;
+				}
+			default:
+				{
+				charbuffer[i*2] = TText8('9' - (9 - hi));
+				break;
+				}
+			}
+		switch(lo)
+			{
+			case 0x0a:
+				{
+				charbuffer[i*2+1] = 'A';
+				break;
+				}
+			case 0x0b:
+				{
+				charbuffer[i*2+1] = 'B';
+				break;
+				}
+			case 0x0c:
+				{
+				charbuffer[i*2+1] = 'C';
+				break;
+				}
+			case 0x0d:
+				{
+				charbuffer[i*2+1] = 'D';
+				break;
+				}
+			case 0x0e:
+				{
+				charbuffer[i*2+1] = 'E';
+				break;
+				}
+			case 0x0f:
+				{
+				charbuffer[i*2+1] = 'F';
+				break;
+				}
+			default:
+				{
+				charbuffer[i*2+1] = TText8('9' - (9 - lo));
+				break;
+				}
+			}
+		}
+	charbuffer[i*2] = '\0';
+
+	TPtrC outbuf(charbuffer);
+	SCEPPRINT(_L("IrTranpUtil: charbuffer"));
+	SCEPPRINT_2(_L("%S\r\n"),&outbuf);
+	delete [] charbuffer;
+	}