VeraCrypt
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authorMounir IDRASSI <mounir.idrassi@idrix.fr>2016-02-17 23:56:17 (GMT)
committerMounir IDRASSI <mounir.idrassi@idrix.fr>2016-02-20 01:05:45 (GMT)
commit8e8e273e11ee4198a369f0e5745b1544a70a5809 (patch)
tree8ee0011d2e9e8ad5be05056421df44ff26ff0c2e /src/Setup/Setup.c
parent6452fb3693a87a4585dde2ce3c2070e38fc2a071 (diff)
downloadVeraCrypt-8e8e273e11ee4198a369f0e5745b1544a70a5809.zip
VeraCrypt-8e8e273e11ee4198a369f0e5745b1544a70a5809.tar.gz
Windows: Correctly remove driver file veracrypt.sys during uninstall on Windows 64-bit. Implement deleting locked files after machine reboot.
Diffstat (limited to 'src/Setup/Setup.c')
-rw-r--r--src/Setup/Setup.c48
1 files changed, 33 insertions, 15 deletions
diff --git a/src/Setup/Setup.c b/src/Setup/Setup.c
index 02a361c..7c38298 100644
--- a/src/Setup/Setup.c
+++ b/src/Setup/Setup.c
@@ -89,6 +89,17 @@ void localcleanup (void)
CloseAppSetupMutex ();
}
+BOOL ForceDeleteFile (LPCWSTR szFileName)
+{
+ if (!DeleteFile (szFileName))
+ {
+ /* delete the renamed file when the machine reboots */
+ return MoveFileEx (szFileName, NULL, MOVEFILE_DELAY_UNTIL_REBOOT);
+ }
+ else
+ return TRUE;
+}
+
BOOL StatDeleteFile (wchar_t *lpszFile, BOOL bCheckForOldFile)
{
struct __stat64 st;
@@ -100,11 +111,13 @@ BOOL StatDeleteFile (wchar_t *lpszFile, BOOL bCheckForOldFile)
StringCbCatW (szOldPath, sizeof(szOldPath), VC_FILENAME_RENAMED_SUFFIX);
if (_wstat64 (szOldPath, &st) == 0)
- DeleteFile (szOldPath);
+ {
+ ForceDeleteFile (szOldPath);
+ }
}
if (_wstat64 (lpszFile, &st) == 0)
- return DeleteFile (lpszFile);
+ return ForceDeleteFile (lpszFile);
else
return TRUE;
}
@@ -675,7 +688,7 @@ BOOL DoFilesInstall (HWND hwndDlg, wchar_t *szDestDir)
for (i = 0; i < sizeof (szFiles) / sizeof (szFiles[0]); i++)
{
- BOOL bResult;
+ BOOL bResult, driver64 = FALSE;
wchar_t szDir[TC_MAX_PATH];
if (wcsstr (szFiles[i], L"VeraCrypt Setup") != 0)
@@ -703,6 +716,9 @@ BOOL DoFilesInstall (HWND hwndDlg, wchar_t *szDestDir)
StringCbCopyW (szDir, sizeof(szDir), szDestDir);
else if (*szFiles[i] == L'D')
{
+ if (Is64BitOs ())
+ driver64 = TRUE;
+
GetSystemDirectory (szDir, ARRAYSIZE (szDir));
x = wcslen (szDir);
@@ -739,15 +755,12 @@ BOOL DoFilesInstall (HWND hwndDlg, wchar_t *szDestDir)
}
else
{
- BOOL driver64 = FALSE;
-
StringCchCopyNW (curFileName, ARRAYSIZE(curFileName), szFiles[i] + 1, wcslen (szFiles[i]) - 1);
curFileName [wcslen (szFiles[i]) - 1] = 0;
if (Is64BitOs ()
&& wcscmp (szFiles[i], L"Dveracrypt.sys") == 0)
{
- driver64 = TRUE;
StringCbCopyNW (curFileName, sizeof(curFileName), FILENAME_64BIT_DRIVER, sizeof (FILENAME_64BIT_DRIVER));
}
@@ -892,13 +905,13 @@ BOOL DoFilesInstall (HWND hwndDlg, wchar_t *szDestDir)
if (FileExists (favoritesLegacyFile.c_str()))
{
RemoveMessage (hwndDlg, (wchar_t *) favoritesLegacyFile.c_str());
- DeleteFile (favoritesLegacyFile.c_str());
+ ForceDeleteFile (favoritesLegacyFile.c_str());
}
if (FileExists (serviceLegacyPath.c_str()))
{
RemoveMessage (hwndDlg, (wchar_t *) serviceLegacyPath.c_str());
- DeleteFile (serviceLegacyPath.c_str());
+ ForceDeleteFile (serviceLegacyPath.c_str());
}
EnableWow64FsRedirection (TRUE);
@@ -908,7 +921,12 @@ BOOL DoFilesInstall (HWND hwndDlg, wchar_t *szDestDir)
}
else
{
+ if (driver64)
+ EnableWow64FsRedirection (FALSE);
bResult = StatDeleteFile (szTmp, TRUE);
+ if (driver64)
+ EnableWow64FsRedirection (TRUE);
+
if (bResult && wcscmp (szFiles[i], L"AVeraCrypt.exe") == 0)
{
if (Is64BitOs ())
@@ -923,13 +941,13 @@ BOOL DoFilesInstall (HWND hwndDlg, wchar_t *szDestDir)
if (FileExists (favoritesFile.c_str()))
{
RemoveMessage (hwndDlg, (wchar_t *) favoritesFile.c_str());
- DeleteFile (favoritesFile.c_str());
+ ForceDeleteFile (favoritesFile.c_str());
}
if (FileExists (servicePath.c_str()))
{
RemoveMessage (hwndDlg, (wchar_t *) servicePath.c_str());
- DeleteFile (servicePath.c_str());
+ ForceDeleteFile (servicePath.c_str());
}
if (Is64BitOs ())
@@ -937,13 +955,13 @@ BOOL DoFilesInstall (HWND hwndDlg, wchar_t *szDestDir)
if (FileExists (favoritesLegacyFile.c_str()))
{
RemoveMessage (hwndDlg, (wchar_t *) favoritesLegacyFile.c_str());
- DeleteFile (favoritesLegacyFile.c_str());
+ ForceDeleteFile (favoritesLegacyFile.c_str());
}
if (FileExists (serviceLegacyPath.c_str()))
{
RemoveMessage (hwndDlg, (wchar_t *) serviceLegacyPath.c_str());
- DeleteFile (serviceLegacyPath.c_str());
+ ForceDeleteFile (serviceLegacyPath.c_str());
}
EnableWow64FsRedirection (TRUE);
@@ -1732,7 +1750,7 @@ BOOL DoShortcutsUninstall (HWND hwndDlg, wchar_t *szDestDir)
goto error;
StringCbPrintfW (szTmp2, sizeof(szTmp2), L"%s%s", szLinkDir, L"\\VeraCrypt User's Guide.lnk");
- DeleteFile (szTmp2);
+ StatDeleteFile (szTmp2, FALSE);
// Start menu group
RemoveMessage ((HWND) hwndDlg, szLinkDir);
@@ -1854,7 +1872,7 @@ BOOL DoShortcutsInstall (HWND hwndDlg, wchar_t *szDestDir, BOOL bProgGroup, BOOL
goto error;
StringCbPrintfW (szTmp2, sizeof(szTmp2), L"%s%s", szLinkDir, L"\\VeraCrypt User's Guide.lnk");
- DeleteFile (szTmp2);
+ StatDeleteFile (szTmp2, FALSE);
}
if (bDesktopIcon)
@@ -2159,7 +2177,7 @@ void DoInstall (void *arg)
GetWindowsDirectory (path, ARRAYSIZE (path));
StringCbCatW (path, sizeof (path), L"\\VeraCrypt Setup.exe");
- DeleteFile (path);
+ StatDeleteFile (path, FALSE);
if (UpdateProgressBarProc(63) && UnloadDriver && DoServiceUninstall (hwndDlg, L"veracrypt") == FALSE)
{