/// <summary>
///
/// </summary>
/// <param name="name"></param>
/// <returns></returns>
public WowRegistryKey OpenSubKey(string name)
{
WowRegistryKey key = null;
IntPtr hKey;
if (regKey == null)
{
int samFlags = WowRegistry.KEY_QUERY_VALUE | WowRegistry.KEY_ENUMERATE_SUB_KEYS;
// [SMC 20090811] Since WowRegistry is taking care of opening the proper key
// we shouldn't need to redirect again here...
//if (redirected)
// samFlags |= WowRegistry.KEY_WOW64_64KEY;
//else
// samFlags |= WowRegistry.KEY_WOW64_32KEY;
if (WowRegistry.ForceRedirection)
{
samFlags |= WowRegistry.KEY_WOW64_32KEY;
}
int result = WowRegistry.RegOpenKeyEx(
this.intKey,
name,
0,
samFlags,
out hKey);
if (result != WowRegistry.ERR_KEY_NOT_FOUND)
{
if (result != 0)
{
throw new Exception(
String.Format("WowRegistryKey.OpenSubKey(), error={0}", result));
}
key = new WowRegistryKey(hKey, null, this.hive, name);
}
}
else
{
RegistryKey subKey = regKey.OpenSubKey(name);
if (subKey != null)
{
string subName = this.name + "\\" + name;
hKey = new IntPtr(subKey.GetHashCode());
key = new WowRegistryKey(hKey, subKey, this.hive, subName);
}
}
return(key);
}
/// <summary>
///
/// </summary>
/// <param name="name"></param>
/// <returns></returns>
public WowRegistryKey OpenSubKey(string name)
{
WowRegistryKey key = null;
IntPtr hKey;
if (regKey == null)
{
int samFlags = WowRegistry.KEY_QUERY_VALUE | WowRegistry.KEY_ENUMERATE_SUB_KEYS;
if (redirected)
{
samFlags |= WowRegistry.KEY_WOW64_64KEY;
}
else
{
samFlags |= WowRegistry.KEY_WOW64_32KEY;
}
int result = WowRegistry.RegOpenKeyEx(
this.intKey,
name,
0,
samFlags,
out hKey);
if (result != WowRegistry.ERR_KEY_NOT_FOUND)
{
if (result != 0)
{
throw new Exception(
String.Format("WowRegistryKey.OpenSubKey(), error={0}", result));
}
key = new WowRegistryKey(hKey, null, this.hive, name);
}
}
else
{
RegistryKey subKey = regKey.OpenSubKey(name);
if (subKey != null)
{
string subName = this.name + "\\" + name;
hKey = new IntPtr(subKey.GetHashCode());
key = new WowRegistryKey(hKey, subKey, this.hive, subName);
}
}
return(key);
}
/// <summary>
/// Initiates a WOW Registry session by opening a new WowRegistryKey, optionally
/// redirecting from default (64-bit) hive to redirected (32-bit) hive.
/// </summary>
/// <param name="hive">The Registry hive containing the key.</param>
/// <param name="keyName">The name of the key beneath the specified hive.</param>
/// <param name="redirect"><b>true</b> to redirect to 32-bit hive.</param>
/// <returns>A WowRegistryKey used to access the data and subkeys of the key.</returns>
public static WowRegistryKey Open(RegistryHive hive, string keyName, bool redirect)
{
WowRegistryKey key = null;
IntPtr hKey = IntPtr.Zero;
if (WowEnvironment.Is64BitMachine)
{
IntPtr hiveId = IntPtr.Zero;
switch (hive)
{
case RegistryHive.ClassesRoot: hiveId = HKEY_CLASSES_ROOT; break;
case RegistryHive.CurrentConfig: hiveId = HKEY_CURRENT_CONFIG; break;
case RegistryHive.CurrentUser: hiveId = HKEY_CURRENT_USER; break;
case RegistryHive.DynData: hiveId = HKEY_DYN_DATA; break;
case RegistryHive.LocalMachine: hiveId = HKEY_LOCAL_MACHINE; break;
case RegistryHive.PerformanceData: hiveId = HKEY_PERFORMANCE_DATA; break;
case RegistryHive.Users: hiveId = HKEY_USERS; break;
}
int samFlags = KEY_QUERY_VALUE | KEY_ENUMERATE_SUB_KEYS;
if (redirect)
{
samFlags |= WowRegistry.KEY_WOW64_32KEY;
}
else if (WowEnvironment.IsWowProcess)
{
samFlags |= WowRegistry.KEY_WOW64_64KEY;
}
int result = RegOpenKeyEx(
hiveId,
keyName,
0,
samFlags,
out hKey);
if (result != ERR_KEY_NOT_FOUND)
{
if (result != 0)
{
throw new Exception(
String.Format("WowRegistry.Open(), error={0}", result));
}
key = new WowRegistryKey(hKey, null, hive, keyName);
}
}
else
{
RegistryKey regKey = null;
if ((keyName == null) || keyName.Equals(String.Empty))
{
switch (hive)
{
case RegistryHive.ClassesRoot: regKey = Registry.ClassesRoot; break;
case RegistryHive.CurrentConfig: regKey = Registry.CurrentConfig; break;
case RegistryHive.CurrentUser: regKey = Registry.CurrentUser; break;
case RegistryHive.LocalMachine: regKey = Registry.LocalMachine; break;
case RegistryHive.PerformanceData: regKey = Registry.PerformanceData; break;
case RegistryHive.Users: regKey = Registry.Users; break;
}
hKey = new IntPtr(regKey.GetHashCode());
key = new WowRegistryKey(hKey, regKey, hive, keyName);
}
else
{
regKey = Registry.LocalMachine.OpenSubKey(keyName);
if (regKey != null)
{
hKey = new IntPtr(regKey.GetHashCode());
key = new WowRegistryKey(hKey, regKey, hive, keyName);
}
}
}
return(key);
}
