Alistair Leslie-Hughes : version: VerQueryValueA/ W allow blank and NULL strings.
Alexandre Julliard
julliard at winehq.org
Fri Nov 21 06:55:23 CST 2008
Module: wine
Branch: master
Commit: 9643411c324249860300641ef40a15de5d95e406
URL: http://source.winehq.org/git/wine.git/?a=commit;h=9643411c324249860300641ef40a15de5d95e406
Author: Alistair Leslie-Hughes <leslie_alistair at hotmail.com>
Date: Fri Nov 21 20:02:54 2008 +1100
version: VerQueryValueA/W allow blank and NULL strings.
---
dlls/version/info.c | 7 +++++++
dlls/version/tests/info.c | 14 ++++++++++++++
2 files changed, 21 insertions(+), 0 deletions(-)
diff --git a/dlls/version/info.c b/dlls/version/info.c
index 51e25b3..cad3251 100644
--- a/dlls/version/info.c
+++ b/dlls/version/info.c
@@ -777,6 +777,9 @@ BOOL WINAPI VerQueryValueA( LPCVOID pBlock, LPCSTR lpSubBlock,
if (!pBlock)
return FALSE;
+ if (lpSubBlock == NULL || lpSubBlock[0] == '\0')
+ lpSubBlock = rootA;
+
if ( !VersionInfoIs16( info ) )
{
BOOL ret;
@@ -820,6 +823,7 @@ BOOL WINAPI VerQueryValueA( LPCVOID pBlock, LPCSTR lpSubBlock,
BOOL WINAPI VerQueryValueW( LPCVOID pBlock, LPCWSTR lpSubBlock,
LPVOID *lplpBuffer, PUINT puLen )
{
+ static const WCHAR nullW[] = { 0 };
static const WCHAR rootW[] = { '\\', 0 };
static const WCHAR varfileinfoW[] = { '\\','V','a','r','F','i','l','e','I','n','f','o',
'\\','T','r','a','n','s','l','a','t','i','o','n', 0 };
@@ -832,6 +836,9 @@ BOOL WINAPI VerQueryValueW( LPCVOID pBlock, LPCWSTR lpSubBlock,
if (!pBlock)
return FALSE;
+ if (lpSubBlock == NULL || lpSubBlock[0] == nullW[0])
+ lpSubBlock = rootW;
+
if ( VersionInfoIs16( info ) )
{
BOOL ret;
diff --git a/dlls/version/tests/info.c b/dlls/version/tests/info.c
index a64d911..fa120df 100644
--- a/dlls/version/tests/info.c
+++ b/dlls/version/tests/info.c
@@ -248,6 +248,13 @@ static void test_info(void)
if (!boolret)
goto cleanup;
+ boolret = VerQueryValueA( pVersionInfo, NULL, (LPVOID *)&pFixedVersionInfo, &uiLength );
+ ok (boolret || GetLastError() == NO_ERROR /* Win98 */,
+ "VerQueryValueA failed: GetLastError = %u\n", GetLastError());
+
+ boolret = VerQueryValueA( pVersionInfo, "", (LPVOID *)&pFixedVersionInfo, &uiLength );
+ ok (boolret, "VerQueryValueA failed: GetLastError = %u\n", GetLastError());
+
boolret = VerQueryValueA( pVersionInfo, backslash, (LPVOID *)&pFixedVersionInfo, &uiLength );
ok (boolret, "VerQueryValueA failed: GetLastError = %u\n", GetLastError());
if (!boolret)
@@ -286,6 +293,7 @@ static void test_32bit_win(void)
WCHAR mypathW[MAX_PATH];
char rootA[] = "\\";
WCHAR rootW[] = { '\\', 0 };
+ WCHAR emptyW[] = { 0 };
char varfileinfoA[] = "\\VarFileInfo\\Translation";
WCHAR varfileinfoW[] = { '\\','V','a','r','F','i','l','e','I','n','f','o',
'\\','T','r','a','n','s','l','a','t','i','o','n', 0 };
@@ -392,6 +400,12 @@ static void test_32bit_win(void)
if (is_unicode_enabled)
{
+ retW = VerQueryValueW( pVersionInfoW, NULL, (LPVOID *)&pBufW, &uiLengthW );
+ ok (retW, "VerQueryValueW failed: GetLastError = %u\n", GetLastError());
+
+ retW = VerQueryValueW( pVersionInfoW, emptyW, (LPVOID *)&pBufW, &uiLengthW );
+ ok (retW, "VerQueryValueW failed: GetLastError = %u\n", GetLastError());
+
retW = VerQueryValueW( pVersionInfoW, rootW, (LPVOID *)&pBufW, &uiLengthW );
ok (retW, "VerQueryValueW failed: GetLastError = %u\n", GetLastError());
ok ( uiLengthA == sizeof(VS_FIXEDFILEINFO), "Size (%d) doesn't match the size of the VS_FIXEDFILEINFO struct\n", uiLengthA);
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