baseport/syborg/svphostfs/driver/stringops.c
changeset 2 d55eb581a87c
parent 0 ffa851df0825
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/baseport/syborg/svphostfs/driver/stringops.c	Tue Aug 04 10:28:23 2009 +0100
@@ -0,0 +1,86 @@
+/*
+* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of the License "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:
+*
+*/
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+		
+char * strchr (const char *p, int ch)
+	{
+	char c;
+
+	c = ch;
+	for (;; ++p) 
+		{
+		if (*p == c)
+			return ((char *)p);
+		if (*p == '\0')
+			return (char *)(0);
+		}
+	/* NOTREACHED */
+	}
+
+unsigned int strlen(const char *str)
+	{
+	const char *s;
+	for (s = str; *s; ++s)	{	}
+
+	return(s - str);
+	}
+
+int strcmp(const char *s1, const char *s2)
+	{
+	while (*s1 == *s2++)
+		if (*s1++ == 0)
+			return (0);
+	return (*(const unsigned char *)s1 - *(const unsigned char *)(s2 - 1));
+	}
+
+void * memchr(const void *s, int c, unsigned n)
+	{
+	if (n != 0) 
+		{
+		const unsigned char *p = s;
+		do 
+			{
+			if (*p++ == (unsigned char)c)
+				return ((void *)(p - 1));
+			} while (--n != 0);
+	
+		}
+	// Not found
+	return (void *)0;
+	}
+
+int memcmp(const void *s1, const void *s2, unsigned n)
+	{
+	if (n != 0) 
+		{
+		const unsigned char *p1 = s1, *p2 = s2;
+
+		do 
+			{
+			if (*p1++ != *p2++)
+				return (*--p1 - *--p2);
+			} while (--n != 0);
+		}
+	return (0);
+	}
+
+#ifdef __cplusplus
+}
+#endif