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Create a branch for header work.

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svn path=/branches/header-work/; revision=45691
This commit is contained in:
Timo Kreuzer 2010-02-26 22:57:55 +00:00
parent 14fe274b1c
commit 9ea495ba33
19538 changed files with 0 additions and 1063950 deletions
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168
lib/sdk/crt/string/itoa.c Normal file
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/*
* COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS system libraries
* FILE: lib/crt/??????
* PURPOSE: Unknown
* PROGRAMER: Unknown
* UPDATE HISTORY:
* 25/11/05: Added license header
*/
#include <precomp.h>
/*
* @implemented
* copy _i64toa from wine cvs 2006 month 05 day 21
*/
char *
_i64toa(__int64 value, char *string, int radix)
{
ULONGLONG val;
int negative;
char buffer[65];
char *pos;
int digit;
if (value < 0 && radix == 10) {
negative = 1;
val = -value;
} else {
negative = 0;
val = value;
} /* if */
pos = &buffer[64];
*pos = '\0';
do {
digit = val % radix;
val = val / radix;
if (digit < 10) {
*--pos = '0' + digit;
} else {
*--pos = 'a' + digit - 10;
} /* if */
} while (val != 0L);
if (negative) {
*--pos = '-';
} /* if */
memcpy(string, pos, &buffer[64] - pos + 1);
return string;
}
/*
* @implemented
* copy _i64toa from wine cvs 2006 month 05 day 21
*/
char *
_ui64toa(unsigned __int64 value, char *string, int radix)
{
char buffer[65];
char *pos;
int digit;
pos = &buffer[64];
*pos = '\0';
do {
digit = value % radix;
value = value / radix;
if (digit < 10) {
*--pos = '0' + digit;
} else {
*--pos = 'a' + digit - 10;
} /* if */
} while (value != 0L);
memcpy(string, pos, &buffer[64] - pos + 1);
return string;
}
/*
* @implemented
*/
char *
_itoa(int value, char *string, int radix)
{
return _ltoa(value, string, radix);
}
/*
* @implemented
*/
char *
_ltoa(long value, char *string, int radix)
{
unsigned long val;
int negative;
char buffer[33];
char *pos;
int digit;
if (value < 0 && radix == 10) {
negative = 1;
val = -value;
} else {
negative = 0;
val = value;
} /* if */
pos = &buffer[32];
*pos = '\0';
do {
digit = val % radix;
val = val / radix;
if (digit < 10) {
*--pos = '0' + digit;
} else {
*--pos = 'a' + digit - 10;
} /* if */
} while (val != 0L);
if (negative) {
*--pos = '-';
} /* if */
memcpy(string, pos, &buffer[32] - pos + 1);
return string;
}
/*
* @implemented
* copy it from wine 0.9.0 with small modifcations do check for NULL
*/
char *
_ultoa(unsigned long value, char *string, int radix)
{
char buffer[33];
char *pos;
int digit;
pos = &buffer[32];
*pos = '\0';
if (string == NULL)
{
return NULL;
}
do {
digit = value % radix;
value = value / radix;
if (digit < 10) {
*--pos = '0' + digit;
} else {
*--pos = 'a' + digit - 10;
} /* if */
} while (value != 0L);
memcpy(string, pos, &buffer[32] - pos + 1);
return string;
}