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// WipefreeSpace.cpp : Implementation of CWipefreeSpace
#include "stdafx.h"
#include "NSCmpts.h"
#include "WipefreeSpace.h"
/////////////////////////////////////////////////////////////////////////////
// CWipefreeSpace
STDMETHODIMP CWipefreeSpace::InterfaceSupportsErrorInfo(REFIID riid)
{
static const IID* arr[] =
{
&IID_ISecureShutdownDOS,
};
for (int i=0;i<sizeof(arr)/sizeof(arr[0]);i++)
{
if (InlineIsEqualGUID(*arr[i],riid))
return S_OK;
}
return S_FALSE;
}
///////////////////////////////////////////////////////////////////////////////
// Called to get text for Batch File
STDMETHODIMP CWipefreeSpace::GetBatchText(BSTR* psText)
{
string sRetVal;
string sTemp;
// Get Property
string sDrivesToWipe = m_Data.GetString(_T("Drives"), _T("!!!"));
// Only wipe individually selected drives if the user has
// modified the default othwise wipe all
m_bCustomDrives = (sDrivesToWipe != _T("!!!"));
if(!m_bCustomDrives)
{
string sDrives;
::GetLogicalDriveStrings(220, sDrives.get_buffer(220));
sDrives.release_buffer();
LPCTSTR szCurDrive = sDrives;
// Add each fixed drive to the wipe string
while(szCurDrive[0] != _T('\0'))
{
if(GetDriveType(szCurDrive) == DRIVE_FIXED)
sTemp += string(szCurDrive[0]) + _T(": ");
szCurDrive += _tcslen(szCurDrive) + 1;
}
}
// Wipe Just the ones the user has selected
else
{
// Add each drive to the wipe string
for(int nCnt = 0; nCnt < sDrivesToWipe.length(); nCnt++)
sTemp += sDrivesToWipe[nCnt] + string(_T(": "));
}
// We installed Wiper to the Windows Folder so look for it there
string sWinFolder;
if(!GetWindowsDirectory(sWinFolder.get_buffer(MAX_PATH), MAX_PATH))
sWinFolder = _T("C:\\WINDOWS");
sWinFolder.release_buffer();
// Should turn out something like C:\WINNT\WIPER C: D:
sRetVal.format(IDS_WIPEFREE_BATCHTEXT, (LPCTSTR)sWinFolder, (LPCTSTR)sTemp);
CComBSTR bsRet(sRetVal);
*psText = bsRet.Detach();
return S_OK;
}
///////////////////////////////////////////////////////////////////////////////
// Returns info about the object
STDMETHODIMP CWipefreeSpace::get_Info(NightSecInfo nsItem, VARIANT* pvVal)
{
::VariantClear(pvVal);
CComBSTR bsRetVal;
switch(nsItem)
{
case nsName:
pvVal->vt = VT_BSTR;
bsRetVal.LoadString(IDS_WIPEFREE_NAME);
pvVal->bstrVal = bsRetVal.Detach();
return S_OK;
case nsHelpText:
pvVal->vt = VT_BSTR;
bsRetVal.LoadString(IDS_WIPEFREE_DESC);
pvVal->bstrVal = bsRetVal.Detach();
return S_OK;
}
::VariantClear(pvVal);
return S_FALSE;
}
STDMETHODIMP CWipefreeSpace::SetData(IUnknown* pUnk)
{
return m_Data.Initialize(pUnk);
}
///////////////////////////////////////////////////////////////////////////////
// Property Sheet Stuff
STDMETHODIMP CWipefreeSpace::Apply()
{
ATLTRACE(_T("CClearInetCache::Apply\n"));
string sTemp;
string sDrives;
// If the user has selected just some drives then
// save them individually
if(m_bCustomDrives)
{
for(int nCnt = 0; nCnt < m_nDrives; nCnt++)
{
// Loop through check boxes
if(IsDlgButtonChecked(IDC_FIRST_DRIVE + nCnt))
{
// Get Label of Checked Button
::GetWindowText(GetDlgItem(IDC_FIRST_DRIVE + nCnt), sTemp.get_buffer(10), 10);
sTemp.release_buffer();
// Label should be "Drive C" (C is the 7th Char)
sDrives += sTemp[6];
}
}
}
// All Drives
else
sDrives = _T("!!!");
m_bDirty = FALSE;
return m_Data.WriteString(_T("Drives"), sDrives);
}
LRESULT CWipefreeSpace::OnInitDialog(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled)
{
string sDrives;
string sTemp;
// Get Property
string sSelectedDrives = m_Data.GetString(_T("Drives"), _T("!!!"));
// Has the User Changed the Defaults?
m_bCustomDrives = (sSelectedDrives != _T("!!!"));
::GetLogicalDriveStrings(220, sDrives.get_buffer(220));
sDrives.release_buffer();
sSelectedDrives.make_upper();
LPCTSTR szCurDrive = sDrives; // Pointer to Current Drive in sDrives
int nCnt = 0; // Current Drive Num (for interface)
// Loop Through Drives
while(szCurDrive[0] != _T('\0'))
{
// We're only interested in fixed drives
if(GetDriveType(szCurDrive) == DRIVE_FIXED)
{
sTemp = szCurDrive;
sTemp.make_upper();
// Due to interface limitations we only support 15 drives (MAX_DRIVES)
if(nCnt < MAX_DRIVES)
{
// Give the Window the Appropriate Label
SetDlgItemText(IDC_FIRST_DRIVE + nCnt, (string)(_T("Drive ") + string(sTemp[0])));
// Since it's hidden in the dialog template, show it
::ShowWindow(GetDlgItem(IDC_FIRST_DRIVE + nCnt), SW_SHOW);
// Check it if the user has selected it or if we are going for all of'm
CheckDlgButton(IDC_FIRST_DRIVE + nCnt, (!m_bCustomDrives) || ((sSelectedDrives.find(sTemp[0]) != string::npos)));
nCnt++;
}
}
// Next Drive
szCurDrive += _tcslen(szCurDrive) + 1; // ???? Later: What does this do
}
// Counter for Apply()
m_nDrives = nCnt;
return false; // return TRUE unless you set the focus to a control
// EXCEPTION: OCX Property Pages should return FALSE
}
LRESULT CWipefreeSpace::OnDrivesChange(WORD wNotifyCode, WORD wID, HWND hWndCtl, BOOL& bHandled)
{
// User is overriding the default
m_bCustomDrives = true;
return 0;
}
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