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#include <stdlib.h>
#include <string.h>
#include <ctype.h>
#include "hashfunctioncasestring.h"
HashFunctionCaseString::HashFunctionCaseString()
{
}
HashFunctionCaseString::~HashFunctionCaseString()
{
}
unsigned long int HashFunctionCaseString::hash( const void *id )
{
const char *str = (const char *)id;
unsigned long int nPos = 0;
for( int j = 0; str[j] != '\0'; j++ )
{
nPos = tolower(str[j]) + (nPos << 6) + (nPos << 16) - nPos;
// nPos += nPos<<16|(((unsigned long int)tolower(str[j]))<<((j*7)%24));
}
return nPos;
}
bool HashFunctionCaseString::cmpIDs( const void *id1, const void *id2 )
{
const char *str1 = (const char *)id1;
const char *str2 = (const char *)id2;
int j;
for( j = 0; str1[j] != '\0' && str2[j] != '\0'; j++ )
{
if( tolower(str1[j]) != tolower(str2[j]) )
return false;
}
return (str1[j]==str2[j]);
}
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