private void FillKeys(RegistryKeySnapshot snapshot, RegistryKey key)
{
if (key.SubKeyCount != 0)
{
RegistryKeySnapshotCollection children;
children = new RegistryKeySnapshotCollection(snapshot);
// ReSharper disable once LoopCanBePartlyConvertedToQuery
foreach (string name in key.GetSubKeyNames())
{
// HACK: Although I thought key names were unique, clearly I was wrong as the scan used to crash on
// HKEY_LOCAL_MACHINE\SOFTWARE\Yamaha APO which appears at least twice on my system, although RegEdit
// only shows a single copy
if (!children.Contains(this.GetShortName(name)))
{
RegistryKey subKey;
subKey = this.GetSubKey(key, name);
if (subKey != null)
{
RegistryKeySnapshot childSnapshot;
childSnapshot = this.TakeSnapshot(subKey);
children.Add(childSnapshot);
}
}
}
snapshot.SubKeys = children;
}
}
private void SetParents(RegistryKeySnapshot key)
{
RegistryKeySnapshotCollection subKeys;
RegistryValueSnapshotCollection values;
values = key.Values;
subKeys = key.SubKeys;
if (values != null)
{
values.Parent = key;
}
if (subKeys != null)
{
subKeys.Parent = key;
foreach (RegistryKeySnapshot child in subKeys)
{
child.Parent = key;
this.SetParents(child);
}
}
}
private void FillKeys(RegistryKeySnapshot snapshot, RegistryKey key)
{
if (key.SubKeyCount != 0)
{
RegistryKeySnapshotCollection children;
children = new RegistryKeySnapshotCollection(snapshot);
// ReSharper disable once LoopCanBePartlyConvertedToQuery
foreach (string name in key.GetSubKeyNames())
{
// HACK: Although I thought key names were unique, clearly I was wrong as the scan used to crash on
// HKEY_LOCAL_MACHINE\SOFTWARE\Yamaha APO which appears at least twice on my system, although RegEdit
// only shows a single copy
if (!children.Contains(this.GetShortName(name)))
{
RegistryKey subKey;
subKey = this.GetSubKey(key, name);
if (subKey != null)
{
RegistryKeySnapshot childSnapshot;
childSnapshot = this.TakeSnapshot(subKey);
children.Add(childSnapshot);
}
}
}
snapshot.SubKeys = children;
}
}
private RegistryKeySnapshot TakeSnapshot(RegistryKey key)
{
RegistryKeySnapshot snapshot;
string name;
Trace.WriteLine($"Scanning: {key.Name}");
name = this.GetShortName(key.Name);
snapshot = new RegistryKeySnapshot(name);
this.FillSnapshot(snapshot, key);
return(snapshot);
}
private void FillValues(RegistryKeySnapshot snapshot, RegistryKey key)
{
if (key.ValueCount != 0)
{
RegistryValueSnapshotCollection children;
string[] names;
children = new RegistryValueSnapshotCollection(snapshot);
try
{
names = key.GetValueNames();
}
catch (IOException)
{
// system error, saw this in latest Windows 10
// when trying to scan HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\ContentDeliveryManager\CreativeEventCache\SubscribedContent-314559
names = _emptyArray;
}
for (int i = 0; i < names.Length; i++)
{
string name;
string value;
RegistryValueKind type;
object rawValue;
name = names[i];
type = key.GetValueKind(name);
rawValue = this.GetValue(key, type, name);
value = this.TransformRawValue(type, rawValue);
children.Add(new RegistryValueSnapshot(name, value, type));
}
snapshot.Values = children;
}
}
private void FillValues(RegistryKeySnapshot snapshot, RegistryKey key)
{
if (key.ValueCount != 0)
{
RegistryValueSnapshotCollection children;
children = new RegistryValueSnapshotCollection(snapshot);
foreach (string name in key.GetValueNames())
{
string value;
RegistryValueKind type;
object rawValue;
type = key.GetValueKind(name);
rawValue = this.GetValue(key, type, name);
value = this.TransformRawValue(type, rawValue);
children.Add(new RegistryValueSnapshot(name, value, type));
}
snapshot.Values = children;
}
}
private void FillSnapshot(RegistryKeySnapshot snapshot, RegistryKey key)
{
this.FillKeys(snapshot, key);
this.FillValues(snapshot, key);
}
public RegistryValueSnapshotCollection(RegistryKeySnapshot parent)
: this()
{
this.Parent = parent;
}
private void CompareKeys(RegistryKeySnapshot lhs, RegistryKeySnapshot rhs, ICollection <ChangeResult> results)
{
this.CompareValues(lhs.Values, rhs.Values, results);
this.CompareKeys(lhs.SubKeys, rhs.SubKeys, results);
}
private void SetParents(RegistryKeySnapshot key)
{
RegistryKeySnapshotCollection subKeys;
RegistryValueSnapshotCollection values;
values = key.Values;
subKeys = key.SubKeys;
if (values != null)
{
values.Parent = key;
}
if (subKeys != null)
{
subKeys.Parent = key;
foreach (RegistryKeySnapshot child in subKeys)
{
child.Parent = key;
this.SetParents(child);
}
}
}
private void CompareKeys(RegistryKeySnapshot lhs, RegistryKeySnapshot rhs, ICollection<ChangeResult> results)
{
this.CompareValues(lhs.Values, rhs.Values, results);
this.CompareKeys(lhs.SubKeys, rhs.SubKeys, results);
}
private RegistryKeySnapshot TakeSnapshot(RegistryKey key)
{
RegistryKeySnapshot snapshot;
string name;
Trace.WriteLine($"Scanning: {key.Name}");
name = this.GetShortName(key.Name);
snapshot = new RegistryKeySnapshot(name);
this.FillSnapshot(snapshot, key);
return snapshot;
}
private void FillValues(RegistryKeySnapshot snapshot, RegistryKey key)
{
if (key.ValueCount != 0)
{
RegistryValueSnapshotCollection children;
children = new RegistryValueSnapshotCollection(snapshot);
foreach (string name in key.GetValueNames())
{
string value;
RegistryValueKind type;
object rawValue;
type = key.GetValueKind(name);
rawValue = this.GetValue(key, type, name);
value = this.TransformRawValue(type, rawValue);
children.Add(new RegistryValueSnapshot(name, value, type));
}
snapshot.Values = children;
}
}
private void FillSnapshot(RegistryKeySnapshot snapshot, RegistryKey key)
{
this.FillKeys(snapshot, key);
this.FillValues(snapshot, key);
}
