CNStrUtil.h File Reference

Define utility functions to operate string. More...

#include <stdint.h>
#include <string.h>

Go to the source code of this file.

Functions
static size_t	CNLengthOfUTF8String (const unsigned char *src)
	Get length of UTF8String. More...
uint64_t	CNCalcHashValueForString (size_t len, const unsigned char *str)
	Calculate hash value for string. More...
static unsigned int	CNHashValueToIndex (uint64_t hashval, unsigned int maxnum)
	Get index value from hash value. More...

Detailed Description

Define utility functions to operate string.

Copyright

Copyright (C) 2012 Steel Wheels Project

Function Documentation

static size_t CNLengthOfUTF8String ( const unsigned char *  src )

inlinestatic

Get length of UTF8String.

Returns

Length of string

Parameters

src	Source string

uint64_t CNCalcHashValueForString	(	size_t	len,
		const unsigned char *	str
	)

Calculate hash value for string.

Returns

Hash value of string

Parameters

len	Length of source string
str	Source string

static unsigned int CNHashValueToIndex ( uint64_t  hashval, unsigned int  maxnum  )

inlinestatic

Get index value from hash value.

Returns

Index value

Parameters

hashval	Source hash value
maxnum	Max size for the index