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shlwapi: Fix wnsprintfA/wvnsprintfA %S conversion. 

Signed-off-by: Akihiro Sagawa <sagawa.aki@gmail.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Akihiro Sagawa 2020-02-09 20:51:33 +09:00 committed by Alexandre Julliard
parent 08bf605acb
commit 6c692dc1af
1 changed files with 24 additions and 6 deletions
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30
dlls/shlwapi/wsprintf.c
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@ -245,7 +245,7 @@ static INT WPRINTF_ParseFormatW( LPCWSTR format, WPRINTF_FORMAT *res )
* WPRINTF_GetLen
*/
static UINT WPRINTF_GetLen( WPRINTF_FORMAT *format, WPRINTF_DATA *arg,
LPSTR number, UINT maxlen )
LPSTR number, UINT maxlen, BOOL dst_is_wide )
{
UINT len;
@ -264,8 +264,18 @@ static UINT WPRINTF_GetLen( WPRINTF_FORMAT *format, WPRINTF_DATA *arg,
return (format->precision = len);
case WPR_WSTRING:
if (!arg->lpcwstr_view) arg->lpcwstr_view = null_stringW;
for (len = 0; !format->precision || (len < format->precision); len++)
if (!*(arg->lpcwstr_view + len)) break;
if (dst_is_wide)
{
for (len = 0; !format->precision || (len < format->precision); len++)
if (!*(arg->lpcwstr_view + len)) break;
}
else
{
LPCWSTR p = arg->lpcwstr_view;
for (len = 0; (!format->precision || len < format->precision) && *p; p++)
len += WideCharToMultiByte( CP_ACP, 0, p, 1, NULL, 0, NULL, NULL );
if (format->precision && len > format->precision) len = format->precision;
}
if (len > maxlen) len = maxlen;
return (format->precision = len);
case WPR_SIGNED:
@ -365,7 +375,7 @@ INT WINAPI wvnsprintfA( LPSTR buffer, INT maxlen, LPCSTR spec, __ms_va_list args
break;
}
len = WPRINTF_GetLen( &format, &argData, number, maxlen - 1 );
len = WPRINTF_GetLen( &format, &argData, number, maxlen - 1, FALSE );
sign = 0;
if (!(format.flags & WPRINTF_LEFTALIGN))
for (i = format.precision; i < format.width; i++, maxlen--)
@ -385,7 +395,15 @@ INT WINAPI wvnsprintfA( LPSTR buffer, INT maxlen, LPCSTR spec, __ms_va_list args
case WPR_WSTRING:
{
LPCWSTR ptr = argData.lpcwstr_view;
for (i = 0; i < len; i++) *p++ = (CHAR)*ptr++;
for (i = 0; i < len; ptr++)
{
CHAR mb[5]; /* 5 is MB_LEN_MAX */
int ret = WideCharToMultiByte( CP_ACP, 0, ptr, 1, mb, sizeof(mb), NULL, NULL );
i += ret;
if (i > len) ret = len - (p - buffer);
memcpy( p, mb, ret );
p += ret;
}
}
break;
case WPR_HEXA:
@ -472,7 +490,7 @@ INT WINAPI wvnsprintfW( LPWSTR buffer, INT maxlen, LPCWSTR spec, __ms_va_list ar
break;
}
len = WPRINTF_GetLen( &format, &argData, number, maxlen - 1 );
len = WPRINTF_GetLen( &format, &argData, number, maxlen - 1, TRUE );
sign = 0;
if (!(format.flags & WPRINTF_LEFTALIGN))
for (i = format.precision; i < format.width; i++, maxlen--)