360 lines
8.4 KiB
C++
360 lines
8.4 KiB
C++
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// RARegSetting.cpp : Implementation of CRARegSetting
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#include "stdafx.h"
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#include "RAssistance.h"
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#include "common.h"
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#include "RARegSetting.h"
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#include "assert.h"
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/////////////////////////////////////////////////////////////////////////////
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// CRARegSetting
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STDMETHODIMP CRARegSetting::get_AllowGetHelpCPL(BOOL *pVal)
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{
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// Set default value;
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DWORD dwValue;
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*pVal = RA_CTL_RA_ENABLE_DEF_VALUE;
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HRESULT hr = RegGetDwValueCPL(RA_CTL_RA_ENABLE, &dwValue);
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if (hr == S_OK)
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{
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*pVal = !!dwValue;
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}
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return hr;
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}
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STDMETHODIMP CRARegSetting::get_AllowGetHelp(BOOL *pVal)
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{
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// Set default value;
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DWORD dwValue;
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*pVal = RA_CTL_RA_ENABLE_DEF_VALUE;
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HRESULT hr = RegGetDwValue(RA_CTL_RA_ENABLE, &dwValue);
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if (hr == S_OK)
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{
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*pVal = !!dwValue;
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}
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return hr;
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}
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STDMETHODIMP CRARegSetting::put_AllowGetHelp(BOOL newVal)
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{
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DWORD dwValue = newVal;
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HRESULT hr = RegSetDwValue(RA_CTL_RA_ENABLE, dwValue);
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return hr;
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}
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STDMETHODIMP CRARegSetting::get_AllowBuddyHelp(BOOL *pVal)
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{
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// Set default value;
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DWORD dwValue;
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*pVal = RA_CTL_ALLOW_BUDDYHELP_DEF_VALUE;
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HRESULT hr = RegGetDwValue(RA_CTL_ALLOW_BUDDYHELP, &dwValue);
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if (hr == S_OK)
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{
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*pVal = !!dwValue;
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}
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return hr;
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}
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STDMETHODIMP CRARegSetting::get_AllowUnSolicitedFullControl(BOOL *pVal)
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{
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// Set default value;
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DWORD dwValue;
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*pVal = RA_CTL_ALLOW_UNSOLICITEDFULLCONTROL_DEF_VALUE;
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HRESULT hr = RegGetDwValue(RA_CTL_ALLOW_UNSOLICITEDFULLCONTROL, &dwValue);
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if (hr == S_OK)
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{
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*pVal = !!dwValue;
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}
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return hr;
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}
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STDMETHODIMP CRARegSetting::get_AllowUnSolicited(BOOL *pVal)
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{
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// Set default value;
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DWORD dwValue;
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*pVal = RA_CTL_ALLOW_UNSOLICITED_DEF_VALUE;
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HRESULT hr = RegGetDwValue(RA_CTL_ALLOW_UNSOLICITED, &dwValue);
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if (hr == S_OK)
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{
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*pVal = !!dwValue;
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}
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return hr;
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}
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STDMETHODIMP CRARegSetting::put_AllowUnSolicited(BOOL newVal)
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{
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DWORD dwValue = newVal;
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HRESULT hr = RegSetDwValue(RA_CTL_ALLOW_UNSOLICITED, dwValue);
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return hr;
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}
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STDMETHODIMP CRARegSetting::get_AllowFullControl(BOOL *pVal)
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{
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// Set default value;
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DWORD dwValue;
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*pVal = RA_CTL_ALLOW_FULLCONTROL_DEF_VALUE;
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HRESULT hr = RegGetDwValue(RA_CTL_ALLOW_FULLCONTROL, &dwValue);
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if (hr == S_OK)
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{
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*pVal = !!dwValue;
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}
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return hr;
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}
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STDMETHODIMP CRARegSetting::put_AllowFullControl(BOOL newVal)
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{
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DWORD dwValue = newVal;
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HRESULT hr = RegSetDwValue(RA_CTL_ALLOW_FULLCONTROL, dwValue);
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return hr;
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}
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STDMETHODIMP CRARegSetting::get_MaxTicketExpiry(LONG *pVal)
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{
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// Set default value;
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DWORD dwUnit, dwValue;
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HRESULT hr = FALSE;
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DWORD dwSize = sizeof(DWORD), dwSize1 = sizeof(DWORD);
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HKEY hKey=NULL, hPolKey=NULL, hCtlKey=NULL;
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*pVal = RA_CTL_TICKET_EXPIRY_DEF_VALUE;
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//
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// Look up Group Policy settings first
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//
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RegOpenKeyEx(HKEY_LOCAL_MACHINE, REG_KEY_REMOTEASSISTANCE_GP, 0, KEY_READ, &hPolKey);
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//
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// look up Control Panel settings
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//
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RegOpenKeyEx(HKEY_LOCAL_MACHINE, REG_KEY_REMOTEASSISTANCE, 0, KEY_READ, &hCtlKey);
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//
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// Read the reg value if we could open the key
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//
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if (hPolKey)
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hKey = hPolKey;
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else if (hCtlKey)
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hKey = hCtlKey;
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while (hKey)
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{
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// Get value
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if (ERROR_SUCCESS == RegQueryValueEx(hKey, RA_CTL_TICKET_EXPIRY, 0, NULL, (LPBYTE)&dwValue, &dwSize) &&
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ERROR_SUCCESS == RegQueryValueEx(hKey, RA_CTL_TICKET_EXPIRY_UNIT, 0, NULL, (LPBYTE)&dwUnit, &dwSize1))
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{
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*pVal = dwValue * ((dwUnit==RA_IDX_MIN)?60:((dwUnit==RA_IDX_HOUR)?3600:86400)); // 0: minute 1: hour 2: day
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break;
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}
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else if (hPolKey == hKey)
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{
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//
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// Group Policy gets rid of the value if you disable the policy
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// Need to read the value from Control Panel settings.
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//
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assert(hCtlKey != hPolKey);
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hKey = hCtlKey;
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continue;
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}
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break;
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}
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if (hPolKey)
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RegCloseKey(hPolKey);
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if (hCtlKey)
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RegCloseKey(hCtlKey);
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return S_OK;
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}
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STDMETHODIMP CRARegSetting::put_MaxTicketExpiry(LONG newVal)
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{
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DWORD dwValue = newVal;
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DWORD dwUnit = -1, dwBase=0;
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RegGetDwValue(RA_CTL_TICKET_EXPIRY_UNIT, &dwUnit);
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if (dwUnit != -1)
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{
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dwBase = (dwUnit==0)?60:((dwUnit==1)?3600:86400);
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if (dwValue % dwBase == 0) // no need to change Unit
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{
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dwValue = dwValue/dwBase;
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goto set_value;
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}
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}
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if (dwValue % 86400 == 0)
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{
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dwValue /= 86400;
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dwUnit = RA_IDX_DAY;
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}
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else if (dwValue % 3600 == 0)
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{
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dwValue /= 3600;
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dwUnit = RA_IDX_HOUR;
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}
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dwValue = dwValue / 60 + ((dwValue % 60) > 0); // round to the next minutes
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dwUnit = RA_IDX_MIN;
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set_value:
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RegSetDwValue(RA_CTL_TICKET_EXPIRY, dwValue);
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RegSetDwValue(RA_CTL_TICKET_EXPIRY_UNIT, dwUnit);
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return S_OK;
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}
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STDMETHODIMP CRARegSetting::get_AllowRemoteAssistance(BOOL *pVal)
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{
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// Set default value;
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DWORD dwValue;
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*pVal = RA_CTL_RA_ENABLE_DEF_VALUE;
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HRESULT hr = RegGetDwValue(RA_CTL_RA_MODE, &dwValue);
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if (hr == S_OK)
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{
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*pVal = !!dwValue;
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}
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return hr;
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}
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STDMETHODIMP CRARegSetting::put_AllowRemoteAssistance(BOOL newVal)
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{
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DWORD dwValue = newVal;
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HRESULT hr = RegSetDwValue(RA_CTL_RA_MODE, dwValue);
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return hr;
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}
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/*****************************************************************
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Func:
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RegGetDwValueCPL()
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Abstract:
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Internal Helper function to retrieve RA setting values for Control Panel settings
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Return:
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DWORD value
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******************************************************************/
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HRESULT CRARegSetting::RegGetDwValueCPL(LPCTSTR valueName, DWORD* pdword)
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{
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HRESULT hr = S_FALSE;
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DWORD dwSize = sizeof(DWORD);
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HKEY hKey=NULL;
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//
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// look up Control Panel settings
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//
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if (ERROR_SUCCESS == RegOpenKeyEx(HKEY_LOCAL_MACHINE, REG_KEY_REMOTEASSISTANCE, 0, KEY_READ, &hKey))
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{
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//
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// Read the reg value if we could open the key
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//
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// Get value
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LONG lRetVal = RegQueryValueEx(hKey, valueName, 0, NULL, (LPBYTE)pdword, &dwSize );
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hr = (lRetVal == ERROR_SUCCESS) ? S_OK : S_FALSE;
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}
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if (hKey)
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RegCloseKey(hKey);
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return hr;
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}
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/*****************************************************************
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Func:
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RegGetDwValue()
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Abstract:
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Internal Helper function to retrieve RA setting values
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Return:
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DWORD value
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******************************************************************/
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HRESULT CRARegSetting::RegGetDwValue(LPCTSTR valueName, DWORD* pdword)
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{
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HRESULT hr = S_FALSE;
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DWORD dwSize = sizeof(DWORD);
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HKEY hKey=NULL, hPolKey=NULL, hCtlKey=NULL;
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//
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// Look up Group Policy settings first
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//
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RegOpenKeyEx(HKEY_LOCAL_MACHINE, REG_KEY_REMOTEASSISTANCE_GP, 0, KEY_READ, &hPolKey);
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//
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// look up Control Panel settings
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//
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RegOpenKeyEx(HKEY_LOCAL_MACHINE, REG_KEY_REMOTEASSISTANCE, 0, KEY_READ, &hCtlKey);
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*pdword = 0;
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//
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// Read the reg value if we could open the key
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//
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if (hPolKey)
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hKey = hPolKey;
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else if (hCtlKey)
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hKey = hCtlKey;
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while (hKey)
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{
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// Get value
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LONG lRetVal = RegQueryValueEx(hKey, valueName, 0, NULL, (LPBYTE)pdword, &dwSize );
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hr = (lRetVal == ERROR_SUCCESS) ? S_OK : S_FALSE;
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if (hr == S_FALSE && hPolKey == hKey)
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{
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//
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// Value not found in Group Policy
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// Need to read the value from Control Panel settings.
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//
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assert(hCtlKey != hPolKey);
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hKey = hCtlKey;
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continue;
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}
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break;
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}
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if (hPolKey)
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RegCloseKey(hPolKey);
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if (hCtlKey)
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RegCloseKey(hCtlKey);
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return hr;
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}
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/*****************************************************************
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Func:
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RegSetDwValue()
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Abstract:
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Internal Helper function to set RA setting values
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Return:
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DWORD value
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******************************************************************/
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HRESULT CRARegSetting::RegSetDwValue(LPCTSTR valueName, DWORD dwValue)
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{
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HRESULT hr = S_FALSE;
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DWORD dwSize = sizeof(DWORD);
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HKEY hKey = NULL;
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if (ERROR_SUCCESS == RegOpenKeyEx(HKEY_LOCAL_MACHINE, REG_KEY_REMOTEASSISTANCE, 0, KEY_WRITE, &hKey))
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{
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// Set Value
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if (ERROR_SUCCESS ==
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RegSetValueEx(hKey,valueName,0,REG_DWORD,(LPBYTE)&dwValue,sizeof(DWORD)))
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{
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hr = S_OK;
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}
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RegCloseKey(hKey);
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}
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return hr;
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}
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