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ntdll: Add _ui64toa_s.

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Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Alexandre Julliard 2022-06-30 11:06:06 +02:00
parent c45abb8a7c
commit 4e269f75ec
2 changed files with 47 additions and 0 deletions
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2
dlls/ntdll/ntdll.spec
View file

@ -1531,9 +1531,11 @@
@ cdecl _tolower(long)
@ cdecl _toupper(long)
@ cdecl _ui64toa(int64 ptr long)
@ cdecl _ui64toa_s(int64 ptr long long)
@ cdecl _ui64tow(int64 ptr long)
@ cdecl _ui64tow_s(int64 ptr long long)
@ cdecl _ultoa(long ptr long)
@ cdecl _ultoa_s(long ptr long long)
@ cdecl _ultow(long ptr long)
@ cdecl _ultow_s(long ptr long long)
@ cdecl -norelay _vsnprintf(ptr long str ptr)

45
dlls/ntdll/string.c
View file

@ -1213,6 +1213,51 @@ char * __cdecl _i64toa(
}
/*********************************************************************
* _ui64toa_s (NTDLL.@)
*/
errno_t __cdecl _ui64toa_s( unsigned __int64 value, char *str, size_t size, int radix )
{
char buffer[65], *pos;
if (!str || !size) return EINVAL;
if (radix < 2 || radix > 36)
{
str[0] = 0;
return EINVAL;
}
pos = buffer + 64;
*pos = 0;
do {
int digit = value % radix;
value = value / radix;
if (digit < 10)
*--pos = '0' + digit;
else
*--pos = 'a' + digit - 10;
} while (value != 0);
if (buffer - pos + 65 > size)
{
str[0] = 0;
return ERANGE;
}
memcpy( str, pos, buffer - pos + 65 );
return 0;
}
/*********************************************************************
* _ultoa_s (NTDLL.@)
*/
errno_t __cdecl _ultoa_s( __msvcrt_ulong value, char *str, size_t size, int radix )
{
return _ui64toa_s( value, str, size, radix );
}
/*********************************************************************
* _atoi64 (NTDLL.@)
*