Alexandre Julliard : ntdll: Add _i64tow_s.
Alexandre Julliard
julliard at winehq.org
Thu Jun 30 16:34:19 CDT 2022
Module: wine
Branch: master
Commit: c45abb8a7c9f8d7333247f8fdd279efce208ce25
URL: https://source.winehq.org/git/wine.git/?a=commit;h=c45abb8a7c9f8d7333247f8fdd279efce208ce25
Author: Alexandre Julliard <julliard at winehq.org>
Date: Thu Jun 30 11:05:49 2022 +0200
ntdll: Add _i64tow_s.
Signed-off-by: Alexandre Julliard <julliard at winehq.org>
---
dlls/ntdll/ntdll.spec | 3 +++
dlls/ntdll/wcstring.c | 74 +++++++++++++++++++++++++++++++++++++++++++++++++++
2 files changed, 77 insertions(+)
diff --git a/dlls/ntdll/ntdll.spec b/dlls/ntdll/ntdll.spec
index 9666fcc7f36..51041c4144b 100644
--- a/dlls/ntdll/ntdll.spec
+++ b/dlls/ntdll/ntdll.spec
@@ -1504,12 +1504,15 @@
@ cdecl -arch=i386 -ret64 _ftol()
@ cdecl _i64toa(int64 ptr long)
@ cdecl _i64tow(int64 ptr long)
+@ cdecl _i64tow_s(int64 ptr long long)
@ cdecl _itoa(long ptr long)
@ cdecl _itow(long ptr long)
+@ cdecl _itow_s(long ptr long long)
@ cdecl _lfind(ptr ptr ptr long ptr)
@ stdcall -arch=x86_64,arm64 _local_unwind(ptr ptr)
@ cdecl _ltoa(long ptr long)
@ cdecl _ltow(long ptr long)
+@ cdecl _ltow_s(long ptr long long)
@ cdecl _memccpy(ptr ptr long long)
@ cdecl _memicmp(str str long)
@ varargs _snprintf(ptr long str) NTDLL__snprintf
diff --git a/dlls/ntdll/wcstring.c b/dlls/ntdll/wcstring.c
index 8d53388f4c4..a0d7042f30c 100644
--- a/dlls/ntdll/wcstring.c
+++ b/dlls/ntdll/wcstring.c
@@ -1127,6 +1127,80 @@ errno_t __cdecl _ultow_s( __msvcrt_ulong value, wchar_t *str, size_t size, int r
}
+/*********************************************************************
+ * _i64tow_s (NTDLL.@)
+ */
+errno_t __cdecl _i64tow_s( __int64 value, wchar_t *str, size_t size, int radix )
+{
+ unsigned __int64 val;
+ BOOL is_negative;
+ wchar_t buffer[65], *pos;
+
+ if (!str || !size) return EINVAL;
+ if (radix < 2 || radix > 36)
+ {
+ str[0] = 0;
+ return EINVAL;
+ }
+
+ if (value < 0 && radix == 10)
+ {
+ is_negative = TRUE;
+ val = -value;
+ }
+ else
+ {
+ is_negative = FALSE;
+ val = value;
+ }
+
+ pos = buffer + 64;
+ *pos = 0;
+
+ do
+ {
+ unsigned int digit = val % radix;
+ val /= radix;
+
+ if (digit < 10)
+ *--pos = '0' + digit;
+ else
+ *--pos = 'a' + digit - 10;
+ }
+ while (val != 0);
+
+ if (is_negative) *--pos = '-';
+
+ if (buffer - pos + 65 > size)
+ {
+ str[0] = 0;
+ return ERANGE;
+ }
+ memcpy( str, pos, (buffer - pos + 65) * sizeof(wchar_t) );
+ return 0;
+}
+
+
+/*********************************************************************
+ * _ltow_s (NTDLL.@)
+ */
+errno_t __cdecl _ltow_s( __msvcrt_long value, wchar_t *str, size_t size, int radix )
+{
+ if (value < 0 && radix == 10) return _i64tow_s( value, str, size, radix );
+ return _ui64tow_s( (__msvcrt_ulong)value, str, size, radix );
+}
+
+
+/*********************************************************************
+ * _itow_s (NTDLL.@)
+ */
+errno_t __cdecl _itow_s( int value, wchar_t *str, size_t size, int radix )
+{
+ if (value < 0 && radix == 10) return _i64tow_s( value, str, size, radix );
+ return _ui64tow_s( (unsigned int)value, str, size, radix );
+}
+
+
/*********************************************************************
* _wtol (NTDLL.@)
*
More information about the wine-cvs
mailing list