Alexander Scott-Johns : msvcrt: The sizeOfBuffer argument of _vsnwprintf_s is measured in wide characters, not bytes.
Alexandre Julliard
julliard at winehq.org
Mon Jun 7 10:02:26 CDT 2010
Module: wine
Branch: master
Commit: d56113cd4fba1822984dc5204cb22875ba2eb2e8
URL: http://source.winehq.org/git/wine.git/?a=commit;h=d56113cd4fba1822984dc5204cb22875ba2eb2e8
Author: Alexander Scott-Johns <alexander.scott.johns at googlemail.com>
Date: Mon Jun 7 02:54:14 2010 +0100
msvcrt: The sizeOfBuffer argument of _vsnwprintf_s is measured in wide characters, not bytes.
---
dlls/msvcrt/wcs.c | 16 +++++++---------
1 files changed, 7 insertions(+), 9 deletions(-)
diff --git a/dlls/msvcrt/wcs.c b/dlls/msvcrt/wcs.c
index 90bc3b8..78e42b2 100644
--- a/dlls/msvcrt/wcs.c
+++ b/dlls/msvcrt/wcs.c
@@ -1147,17 +1147,17 @@ int CDECL MSVCRT_vsnwprintf_s_l( MSVCRT_wchar_t *str, MSVCRT_size_t sizeOfBuffer
{
int len, ret;
- len = sizeOfBuffer/sizeof(MSVCRT_wchar_t);
+ len = sizeOfBuffer;
if(count!=-1 && len>count+1)
len = count+1;
ret = vsnwprintf_internal(str, len, format, locale, TRUE, valist);
if(ret<0 || ret==len) {
- if(count!=MSVCRT__TRUNCATE && count>sizeOfBuffer/sizeof(MSVCRT_wchar_t)) {
+ if(count!=MSVCRT__TRUNCATE && count>sizeOfBuffer) {
MSVCRT__invalid_parameter( NULL, NULL, NULL, 0, 0 );
*MSVCRT__errno() = MSVCRT_ERANGE;
- memset(str, 0, sizeOfBuffer);
+ memset(str, 0, sizeOfBuffer*sizeof(MSVCRT_wchar_t));
} else
str[len-1] = '\0';
@@ -1242,8 +1242,7 @@ int CDECL MSVCRT_swprintf_s(MSVCRT_wchar_t *str, MSVCRT_size_t numberOfElements,
int r;
__ms_va_start(ap, format);
- r = MSVCRT_vsnwprintf_s(str, numberOfElements*sizeof(MSVCRT_wchar_t),
- INT_MAX, format, ap);
+ r = MSVCRT_vsnwprintf_s(str, numberOfElements, INT_MAX, format, ap);
__ms_va_end(ap);
return r;
@@ -1271,8 +1270,7 @@ int CDECL _vscwprintf( const MSVCRT_wchar_t *format, __ms_va_list args )
int CDECL MSVCRT_vswprintf_s(MSVCRT_wchar_t* str, MSVCRT_size_t numberOfElements,
const MSVCRT_wchar_t* format, __ms_va_list args)
{
- return MSVCRT_vsnwprintf_s(str, numberOfElements*sizeof(MSVCRT_wchar_t),
- INT_MAX, format, args);
+ return MSVCRT_vsnwprintf_s(str, numberOfElements, INT_MAX, format, args );
}
/*********************************************************************
@@ -1281,8 +1279,8 @@ int CDECL MSVCRT_vswprintf_s(MSVCRT_wchar_t* str, MSVCRT_size_t numberOfElements
int CDECL MSVCRT_vswprintf_s_l(MSVCRT_wchar_t* str, MSVCRT_size_t numberOfElements,
const MSVCRT_wchar_t* format, MSVCRT__locale_t locale, __ms_va_list args)
{
- return MSVCRT_vsnwprintf_s_l(str, numberOfElements*sizeof(MSVCRT_wchar_t),
- INT_MAX, format, locale, args );
+ return MSVCRT_vsnwprintf_s_l(str, numberOfElements, INT_MAX,
+ format, locale, args );
}
/*********************************************************************
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