3 * COPYRIGHT: See COPYING in the top level directory
4 * PROJECT: ReactOS system libraries
5 * FILE: lib/crtdll/stdlib/itow.c
6 * PURPOSE: converts a integer to wchar_t
10 * 1998: Added ltoa Boudewijn Dekker
11 * 2000: derived from ./itoa.c by ea
13 /* Copyright (C) 1995 DJ Delorie, see COPYING.DJ for details */
15 #include <msvcrt/errno.h>
16 #include <msvcrt/stdlib.h>
17 #include <msvcrt/internal/file.h>
23 * this function is now forwarded to NTDLL._itow to reduce code duplication
26 wchar_t* _itow(int value, wchar_t* string, int radix)
35 if (radix > 36 || radix <= 1)
41 sign = ((radix == 10) && (value < 0));
47 while (v || tp == tmp) {
51 *tp++ = i+ (wchar_t) '0';
53 *tp++ = i + (wchar_t) 'a' - 10;
58 string = (wchar_t *) malloc((tp-tmp) + (sign + 1) * sizeof(wchar_t));
63 *sp++ = (wchar_t) '-';
76 * this function is now forwarded to NTDLL._ltow to reduce code duplication
79 wchar_t* _ltow(long value, wchar_t* string, int radix)
88 if (radix > 36 || radix <= 1) {
93 sign = ((radix == 10) && (value < 0));
97 v = (unsigned long) value;
99 while (v || tp == tmp) {
103 *tp++ = i + (wchar_t) '0';
105 *tp++ = i + (wchar_t) 'a' - 10;
110 string = (wchar_t *) malloc((tp - tmp) + (sign + 1) * sizeof(wchar_t));
115 *sp++ = (wchar_t) '-';
128 * this function is now forwarded to NTDLL._ultow to reduce code duplication
131 wchar_t* _ultow(unsigned long value, wchar_t* string, int radix)
136 unsigned long int v = value;
139 if (radix > 36 || radix <= 1) {
143 while (v || tp == tmp) {
147 *tp++ = i + (wchar_t) '0';
149 *tp++ = i + (wchar_t) 'a' - 10;
154 #ifdef _MSVCRT_LIB_ // TODO: check on difference?
155 string = (wchar_t *)malloc(((tp-tmp)+1)*sizeof(wchar_t));
156 #else // TODO: FIXME: review which is correct
157 string = (wchar_t *) malloc((tp - tmp) + sizeof(wchar_t));
158 #endif /*_MSVCRT_LIB_*/