scuffed-code/icu4c/source/common/cstring.c
Unknown User aa0b0a88e8 Initial revision
X-SVN-Rev: 2
1999-08-16 21:50:52 +00:00

121 lines
3.0 KiB
C

/*
*****************************************************************************************
* *
* COPYRIGHT: *
* (C) Copyright Taligent, Inc., 1997 *
* (C) Copyright International Business Machines Corporation, 1997-1998 *
* Licensed Material - Program-Property of IBM - All Rights Reserved. *
* US Government Users Restricted Rights - Use, duplication, or disclosure *
* restricted by GSA ADP Schedule Contract with IBM Corp. *
* *
*****************************************************************************************
*
* File CSTRING.C
*
* @author Helena Shih
*
* Modification History:
*
* Date Name Description
* 6/18/98 hshih Created
* 09/08/98 stephen Added include for ctype, for Mac Port
*****************************************************************************************
*/
#ifndef _CSTRING
#include "cstring.h"
#endif
#include <stdio.h>
#include <stdlib.h>
#include <ctype.h>
char T_CString_toffst(char a)
{
if (a>0x39) return 0x37;
else return 0x30;
}
#define T_CString_itosOffset(a) a<=9?(0x30+a):(0x30+a+7)
char*
T_CString_toLowerCase(char* str)
{
uint32_t i=0;
while(str[i])
str[i++] = tolower(str[i]);
return str;
}
char*
T_CString_toUpperCase(char* str)
{
uint32_t i=0;
while(str[i])
str[i++] = toupper(str[i]);
return str;
}
/*Takes a int32_t and fills in a char* string with that number "radix"-based*/
void T_CString_integerToString(char* buffer, int32_t i, int32_t radix)
{
int32_t length=0;
int32_t num = 0;
int8_t digit;
int32_t j;
char temp;
while (i>radix)
{
num = i/radix;
digit = (int8_t)(i - num*radix);
buffer[length++] = (T_CString_itosOffset(digit));
i = num;
}
buffer[length] = (T_CString_itosOffset(i));
buffer[length+1] = '\0';
/*Reverses the string*/
for (j=0 ; j<(length/2) + 1 ; j++)
{
temp = buffer[length - j];
buffer[length - j] = buffer[j];
buffer[j] = temp;
}
return;
}
#include <stdio.h>
int32_t
T_CString_stringToInteger(const char *integerString, int32_t radix)
{
/* int32_t integer = 0;
int8_t sign = (integerString[0]=='-')?(1):0;
uint32_t i = sign;
int8_t digit;*/
char *end;
return strtoul(integerString, &end, radix);
/* for (;integerString[i];i++)
{
digit = toupper(integerString[i]) - T_CString_toffst((char)toupper(integerString[i]));
if ((digit<0)||(digit>=radix)) {
return 0;
}
integer = integer*radix + digit;
}
if (sign) return (-1)*integer;
else return integer;*/
}