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Prevent crash from invalid last parameter in GetFileVersionInfo. 

Prevent crash in VerQueryValue when return size not requested.
GetFileVersionInfo and VerQueryValue parameter tests added.
This commit is contained in:
Robert Reif 2005-01-04 20:35:46 +00:00 committed by Alexandre Julliard
parent fbe94efc91
commit 18a1a6e194
2 changed files with 88 additions and 3 deletions
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12
dlls/version/info.c
View File

@ -582,6 +582,11 @@ BOOL WINAPI GetFileVersionInfoA( LPCSTR filename, DWORD handle,
TRACE("(%s,%ld,size=%ld,data=%p)\n",
debugstr_a(filename), handle, datasize, data );
if (!data)
{
SetLastError(ERROR_INVALID_DATA);
return FALSE;
}
if(filename) RtlCreateUnicodeStringFromAsciiz(&filenameW, filename);
else filenameW.Buffer = NULL;
len = VERSION_GetFileVersionInfo_PE(filenameW.Buffer, datasize, data);
@ -628,6 +633,11 @@ BOOL WINAPI GetFileVersionInfoW( LPCWSTR filename, DWORD handle,
TRACE("(%s,%ld,size=%ld,data=%p)\n",
debugstr_w(filename), handle, datasize, data );
if (!data)
{
SetLastError(ERROR_INVALID_DATA);
return FALSE;
}
len = VERSION_GetFileVersionInfo_PE(filename, datasize, data);
/* 0xFFFFFFFF means: file is a PE module, but VERSION_INFO not found */
if (len == 0xFFFFFFFF)
@ -740,6 +750,7 @@ DWORD WINAPI VersionInfo16_QueryValue( VS_VERSION_INFO_STRUCT16 *info, LPCSTR lp
/* Return value */
*lplpBuffer = VersionInfo16_Value( info );
if (puLen)
*puLen = info->wValueLength;
return TRUE;
@ -825,6 +836,7 @@ DWORD WINAPI VerQueryValueW( LPVOID pBlock, LPCWSTR lpSubBlock,
/* Return value */
*lplpBuffer = VersionInfo32_Value( info );
if (puLen)
*puLen = info->wValueLength;
return TRUE;

73
dlls/version/tests/info.c
View File

@ -17,6 +17,7 @@
*/
#include <stdarg.h>
#include <stdio.h>
#include "wine/test.h"
#include "windef.h"
@ -112,7 +113,79 @@ static void test_info_size(void)
"(XP)/0x%08lx (NT4) expected, got 0x%08lx\n", MY_LAST_ERROR, GetLastError());
}
static void VersionDwordLong2String(DWORDLONG Version, LPSTR lpszVerString)
{
WORD a, b, c, d;
a = (WORD)(Version >> 48);
b = (WORD)((Version >> 32) & 0xffff);
c = (WORD)((Version >> 16) & 0xffff);
d = (WORD)(Version & 0xffff);
sprintf(lpszVerString, "%d.%d.%d.%d", a, b, c, d);
return;
}
static void test_info(void)
{
DWORD hdl, retval;
PVOID pVersionInfo = NULL;
BOOL boolret;
VS_FIXEDFILEINFO *pFixedVersionInfo;
UINT uiLength;
char VersionString[MAX_PATH];
DWORDLONG dwlVersion;
hdl = 0x55555555;
SetLastError(MY_LAST_ERROR);
retval = GetFileVersionInfoSizeA( "kernel32.dll", &hdl);
ok( retval,
"GetFileVersionInfoSizeA result wrong! <> 0L expected, got 0x%08lx\n",
retval);
ok((NO_ERROR == GetLastError()) || (MY_LAST_ERROR == GetLastError()),
"Last error wrong! NO_ERROR/0x%08lx (NT4) expected, got 0x%08lx\n",
MY_LAST_ERROR, GetLastError());
ok( hdl == 0L,
"Handle wrong! 0L expected, got 0x%08lx\n", hdl);
if ( retval == 0 || hdl != 0)
return;
pVersionInfo = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, retval );
ok(pVersionInfo != 0, "HeapAlloc failed\n" );
if (pVersionInfo == 0)
return;
boolret = GetFileVersionInfoA( "kernel32.dll", 0, retval, 0);
ok (!boolret, "GetFileVersionInfoA should have failed: GetLastError = 0x%08lx\n", GetLastError());
ok (GetLastError() == ERROR_INVALID_DATA,
"Last error wrong! ERROR_INVALID_DATA expected, got 0x%08lx\n",
GetLastError());
boolret = GetFileVersionInfoA( "kernel32.dll", 0, retval, pVersionInfo );
ok (boolret, "GetFileVersionInfoA failed: GetLastError = 0x%08lx\n", GetLastError());
if (!boolret)
return;
boolret = VerQueryValueA( pVersionInfo, "\\", (LPVOID *)&pFixedVersionInfo, &uiLength );
ok (boolret, "VerQueryValueA failed: GetLastError = 0x%08lx\n", GetLastError());
if (!boolret)
return;
dwlVersion = (((DWORDLONG)pFixedVersionInfo->dwFileVersionMS) << 32) +
pFixedVersionInfo->dwFileVersionLS;
VersionDwordLong2String(dwlVersion, VersionString);
trace("kernel32.dll version: %s\n", VersionString);
boolret = VerQueryValueA( pVersionInfo, "\\", (LPVOID *)&pFixedVersionInfo, 0);
ok (boolret, "VerQueryValue failed: GetLastError = 0x%08lx\n", GetLastError());
}
START_TEST(info)
{
test_info_size();
test_info();
}