sl@0: // Copyright (c) 1997-2009 Nokia Corporation and/or its subsidiary(-ies).
sl@0: // All rights reserved.
sl@0: // This component and the accompanying materials are made available
sl@0: // under the terms of "Eclipse Public License v1.0"
sl@0: // which accompanies this distribution, and is available
sl@0: // at the URL "http://www.eclipse.org/legal/epl-v10.html".
sl@0: //
sl@0: // Initial Contributors:
sl@0: // Nokia Corporation - initial contribution.
sl@0: //
sl@0: // Contributors:
sl@0: //
sl@0: // Description:
sl@0: // Implement case-insensitive comparison using the full folded comparison
sl@0: // functions of E32
sl@0: // 
sl@0: //
sl@0: 
sl@0: #include <e32std.h>
sl@0: #include <string.h>
sl@0: 
sl@0: /**
sl@0: Compares the null-terminated strings left and right and returns an integer 
sl@0: greater than,equal to, or less than zero (0), accordingly as left 
sl@0: is lexicographically greater than,equal to, or less than right after
sl@0: translation of each corresponding character to lowercase.
sl@0: @return an integer greater than, equal to, or less than zero (0),
sl@0: accordingly as the string left is greater than, equal to,
sl@0: or less than the string right.
sl@0: @param left The first string to compare.
sl@0: @param right The second string to compare.
sl@0: */
sl@0: extern "C" EXPORT_C int strcasecmp (const char *left, const char *right)
sl@0: 	{
sl@0: 	TPtrC8 Left((const TText8*)left);
sl@0: 	TPtrC8 Right((const TText8*)right);
sl@0: 	return Left.CompareF(Right);
sl@0: 	}
sl@0: 
sl@0: extern "C" EXPORT_C int strncasecmp (const char *left, const char *right, size_t length)
sl@0: 	{
sl@0: 	TUint leftlength=strlen(left);
sl@0: 	TUint rightlength=strlen(right);
sl@0: 	// The length parameter is the maximum amount of the string to be searched,
sl@0: 	// so truncate the descriptors appropriately
sl@0: 	if (leftlength>length)
sl@0: 		leftlength=length;
sl@0: 	if (rightlength>length)
sl@0: 		rightlength=length;
sl@0: 	TPtrC8 Left((const TText8*)left,leftlength);
sl@0: 	TPtrC8 Right((const TText8*)right,rightlength);
sl@0: 	return Left.CompareF(Right);
sl@0: 	}