public SteamGuardAccount[] GetAllAccounts(SecureString passkey = null, int limit = -1)
{
List <SteamGuardAccount> accounts = new List <SteamGuardAccount>();
if (passkey == null && Encrypted)
{
return(new SteamGuardAccount[0]);
}
if (!UseMaFiles)
{
credMan = CredManifest.GetManifest();
for (int i = 0; i < credMan.Entries.Count; i++)
{
accounts.Add(GetAccount(passkey, i));
if (limit != -1 && limit >= accounts.Count)
{
break;
}
}
}
else
{
for (int i = 0; i < Entries.Count; i++)
{
accounts.Add(GetAccount(passkey, i));
if (limit != -1 && limit >= accounts.Count)
{
break;
}
}
}
return(accounts.ToArray());
}
public void MoveEntry(int from, int to)
{
if (UseMaFiles)
{
if (from < 0 || to < 0 || from > Entries.Count || to > Entries.Count - 1)
{
return;
}
ManifestEntry sel = Entries[from];
Entries.RemoveAt(from);
Entries.Insert(to, sel);
Save();
}
else
{
credMan = CredManifest.GetManifest();
if (from < 0 || to < 0 || from > credMan.Entries.Count || to > credMan.Entries.Count - 1)
{
return;
}
CredManifestEntry sel = credMan.Entries[from];
credMan.Entries.RemoveAt(from);
credMan.Entries.Insert(to, sel);
credMan.Save();
}
}
public SteamGuardAccount GetAccount(SecureString passkey = null, int index = 0)
{
SteamGuardAccount account = new SteamGuardAccount();
if (passkey == null && Encrypted)
{
return(account);
}
if (!UseMaFiles)
{
credMan = CredManifest.GetManifest();
string fileText = credMan.Entries[index].Contents;
fileText = Encryptor.DPAPIUnprotect(fileText, Encryptor.AccountEntropy);
if (fileText.StartsWith("Encrypted"))
{
string decryptedText = Encryptor.DecryptData(passkey, credMan.Entries[index].Salt, credMan.Entries[index].IV, fileText.Remove(0, 9)); if (decryptedText == null)
{
return(account);
}
fileText = decryptedText;
}
var acc = JsonConvert.DeserializeObject <SteamGuardAccount>(fileText);
if (acc == null)
{
return(account);
}
return(acc);
}
else
{
if (passkey == null && Encrypted)
{
return(new SteamGuardAccount());
}
string maDir = GetExecutableDir() + "/maFiles/";
string fileText = File.ReadAllText(maDir + Entries[index].FileName);
fileText = Encryptor.DPAPIUnprotect(fileText, Encryptor.AccountEntropy);
if (fileText.StartsWith("Encrypted"))
{
string decryptedText = Encryptor.DecryptData(passkey, Entries[index].Salt, Entries[index].IV, fileText.Remove(0, 9)); if (decryptedText == null)
{
return(account);
}
fileText = decryptedText;
}
var acc = JsonConvert.DeserializeObject <SteamGuardAccount>(fileText);
if (acc == null)
{
return(account);
}
return(acc);
}
}
/// <summary>
/// Decrypts/Encrypts all account files (depending on DPAPI setting)
/// </summary>
/// <returns></returns>
public bool UpdateDPAPI()
{
credMan = CredManifest.GetManifest();
if (UseMaFiles)
{
string maDir = GetExecutableDir() + "/maFiles/";
for (int i = 0; i < Entries.Count; i++)
{
ManifestEntry entry = Entries[i];
string filename = maDir + entry.FileName;
if (!File.Exists(filename))
{
continue;
}
string fileContents = File.ReadAllText(filename);
fileContents = Encryptor.DPAPIUnprotect(fileContents, Encryptor.AccountEntropy);
string toWriteFileContents = fileContents;
if (UseDPAPI == true)
{
toWriteFileContents = Encryptor.DPAPIProtect(toWriteFileContents, Encryptor.AccountEntropy);
}
File.WriteAllText(filename, toWriteFileContents);
if (UseWindowsFileEncryption)
{
File.Encrypt(filename);
}
else
{
File.Decrypt(filename);
}
}
}
else
{
foreach (CredManifestEntry entry in credMan.Entries)
{
string fileContents = entry.Contents;
string toWriteFileContents = Encryptor.DPAPIUnprotect(fileContents, Encryptor.AccountEntropy);
if (UseDPAPI)
{
toWriteFileContents = Encryptor.DPAPIProtect(toWriteFileContents, Encryptor.AccountEntropy);
}
entry.Contents = toWriteFileContents;
}
credMan.Save();
}
Save();
return(true);
}
public SecureString PromptForPasskey()
{
if (!Encrypted)
{
throw new ManifestNotEncryptedException();
}
bool passkeyValid = false;
SecureString passkey = null;
try
{
if (CredentialLocker)
{
credMan = CredManifest.GetManifest();
if (credMan.Key.Length >= 1)
{
if (VerifyPasskey(credMan.Key))
{
passkeyValid = true;
passkey = credMan.Key;
}
}
}
}
catch (Exception) { }
while (!passkeyValid)
{
InputForm passkeyForm = new InputForm(Properties.strings.ManifestEnterKey, true);
passkeyForm.ShowDialog(Application.Current.Windows.OfType <Window>().SingleOrDefault(x => x.IsActive)); // Gets the current active window and passes that to the input form (so it can center)
if (!passkeyForm.Canceled)
{
passkey = passkeyForm.txtPass.SecurePassword;
if (!VerifyPasskey(passkey))
{
MessageBox.Show(Properties.strings.ManifestKeyInvalid);
}
else
{
passkeyValid = true;
if (CredentialLocker)
{
credMan = CredManifest.GetManifest();
credMan.Key = passkey;
credMan.Save();
}
}
}
else
{
return(null);
}
}
return(passkey);
}
public int GetAccountCount()
{
credMan = CredManifest.GetManifest();
if (UseMaFiles)
{
return(Entries.Count);
}
else
{
return(credMan.Entries.Count);
}
}
private static CredManifest _generateNewManifest(SecureString key)
{
// No directory means no manifest file anyways.
CredManifest newManifest = new CredManifest
{
Key = key,
Entries = new List <CredManifestEntry>()
};
if (newManifest.Save())
{
return(newManifest);
}
return(null);
}
public bool RemoveAccount(SteamGuardAccount account, bool deleteMaFile = true)
{
if (UseMaFiles)
{
ManifestEntry entry = (from e in this.Entries where e.SteamID == account.Session.SteamID select e).FirstOrDefault();
if (entry == null)
{
return(true); // If something never existed, did you do what they asked?
}
string maDir = GetExecutableDir() + "/maFiles/";
string filename = maDir + entry.FileName;
this.Entries.Remove(entry);
if (Entries.Count == 0)
{
Encrypted = false;
}
if (Save() && deleteMaFile)
{
try
{
File.Delete(filename);
return(true);
}
catch (Exception)
{
return(false);
}
}
}
else
{
credMan = CredManifest.GetManifest();
CredManifestEntry entry = (from e in credMan.Entries where e.SteamID == account.Session.SteamID select e).FirstOrDefault();
if (entry == null)
{
return(true);
}
credMan.Entries.Remove(entry);
if (credMan.Entries.Count == 0)
{
Encrypted = false;
}
return(credMan.Save());
}
return(false);
}
public static CredManifest GetManifest(bool forceLoad = false)
{
if (_cred != null && !forceLoad)
{
return(_cred);
}
try
{
Retreiving = true;
PasswordCredential credential = null; var vault = new PasswordVault();
credential = vault.Retrieve("SteamAuthenticator", "Storage");
if (credential != null)
{
credential.RetrievePassword();
}
else
{
return(_generateNewManifest(new SecureString()));
}
string manifestContents = credential.Password.ToString();
manifestContents = Encryptor.DPAPIUnprotect(credential.Password.ToString());
_cred = JsonConvert.DeserializeObject <CredManifest>(manifestContents);
_originalCred = credential.Password.ToString();
foreach (char c in UnsecureKey.ToCharArray())
{
SecureKey.AppendChar(c);
}
UnsecureKey = null;
GC.Collect(); // security at its finest
GC.WaitForPendingFinalizers();
Retreiving = false;
return(_cred);
}
catch (Exception)
{
Retreiving = false;
return(_generateNewManifest(new SecureString()));
}
}
public bool Save()
{
string maDir = GetExecutableDir() + @"\maFiles\";
string filename = maDir + "manifest.json";
bool notFirstRun = true;
if (!Directory.Exists(maDir))
{
try
{
notFirstRun = false;
Directory.CreateDirectory(maDir);
}
catch (Exception)
{
return(false);
}
}
try
{
try
{
if (!UseMaFiles && Entries.Count > 0 && credMan.Entries.Count < Entries.Count) // Move the accounts over to CredMan
{
credMan = CredManifest.GetManifest();
if (!credMan.ImportAccounts())
{
UseMaFiles = true;
}
}
else if (UseMaFiles && notFirstRun)
{
credMan = CredManifest.GetManifest();
if (credMan.Entries.Count > 0 && Entries.Count < credMan.Entries.Count)
{
if (!credMan.ExportAccounts())
{
UseMaFiles = false;
}
}
}
}
catch { }
if (UseDPAPI)
{
File.WriteAllText(filename, Encryptor.DPAPIProtect(JsonConvert.SerializeObject(this)));
}
else
{
File.WriteAllText(filename, JsonConvert.SerializeObject(this));
}
if (UseWindowsFileEncryption)
{
File.Encrypt(filename);
}
else
{
File.Decrypt(filename);
}
return(true);
}
catch (Exception)
{
return(false);
}
}
public bool SaveAccount(SteamGuardAccount account, bool encrypt, SecureString passkey = null)
{
if (encrypt && passkey != null && passkey.Length >= 1)
{
return(false);
}
if (!encrypt && this.Encrypted)
{
return(false);
}
if (account == null)
{
return(false);
}
if (UseMaFiles)
{
string salt = null;
string iV = null;
string jsonAccount = JsonConvert.SerializeObject(account);
if (encrypt)
{
salt = Encryptor.GetRandomSalt();
iV = Encryptor.GetInitializationVector();
string encrypted = "Encrypted" + Encryptor.EncryptData(passkey, salt, iV, jsonAccount);
if (encrypted == null)
{
return(false);
}
jsonAccount = encrypted;
}
if (UseDPAPI)
{
jsonAccount = Encryptor.DPAPIProtect(jsonAccount, Encryptor.AccountEntropy);
}
string maDir = GetExecutableDir() + "/maFiles/";
string filename = account.Session.SteamID.ToString() + ".maFile";
ManifestEntry newEntry = new ManifestEntry()
{
SteamID = account.Session.SteamID,
IV = iV,
Salt = salt,
FileName = filename,
};
bool foundExistingEntry = false;
for (int i = 0; i < this.Entries.Count; i++)
{
if (Entries[i].SteamID == account.Session.SteamID)
{
Entries[i] = newEntry;
foundExistingEntry = true;
break;
}
}
if (!foundExistingEntry)
{
Entries.Add(newEntry);
}
bool wasEncrypted = Encrypted;
Encrypted = encrypt || Encrypted;
if (!Save())
{
Encrypted = wasEncrypted;
return(false);
}
try
{
File.WriteAllText(maDir + filename, jsonAccount);
if (UseWindowsFileEncryption)
{
File.Encrypt(maDir + filename);
}
else
{
File.Decrypt(maDir + filename);
}
return(true);
}
catch (Exception)
{
return(false);
}
}
else
{
try
{
credMan = CredManifest.GetManifest();
string salt = null; string iV = null;
string jsonAccount = JsonConvert.SerializeObject(account);
bool fileEncrypted = false;
if (encrypt)
{
salt = Encryptor.GetRandomSalt();
iV = Encryptor.GetInitializationVector();
string encrypted = "Encrypted" + Encryptor.EncryptData(passkey, salt, iV, jsonAccount);
if (encrypted == null)
{
return(false);
}
jsonAccount = encrypted;
fileEncrypted = true;
}
if (UseDPAPI)
{
jsonAccount = Encryptor.DPAPIProtect(jsonAccount, Encryptor.AccountEntropy);
}
CredManifestEntry newEntry = new CredManifestEntry()
{
SteamID = account.Session.SteamID,
IV = iV,
Salt = salt,
Contents = jsonAccount,
Encrypted = fileEncrypted,
};
bool foundExistingEntry = false;
for (int i = 0; i < credMan.Entries.Count; i++)
{
if (credMan.Entries[i].SteamID == account.Session.SteamID)
{
credMan.Entries[i] = newEntry;
foundExistingEntry = true;
break;
}
}
if (!foundExistingEntry)
{
credMan.Entries.Add(newEntry);
}
credMan.Save();
bool wasEncrypted = Encrypted;
Encrypted = encrypt || Encrypted;
if (!Save())
{
Encrypted = wasEncrypted;
return(false);
}
return(true);
}
catch (Exception) { return(false); }
}
}
public bool ChangeEncryptionKey(SecureString oldKey, SecureString newKey)
{
if (Encrypted)
{
if (!VerifyPasskey(oldKey))
{
return(false);
}
}
bool toEncrypt = newKey != null;
credMan = CredManifest.GetManifest();
if (UseMaFiles)
{
string maDir = GetExecutableDir() + "/maFiles/";
for (int i = 0; i < Entries.Count; i++)
{
ManifestEntry entry = Entries[i];
string filename = maDir + entry.FileName;
if (!File.Exists(filename))
{
continue;
}
string fileContents = File.ReadAllText(filename);
fileContents = Encryptor.DPAPIUnprotect(fileContents, Encryptor.AccountEntropy);
if (fileContents.StartsWith("Encrypted"))
{
fileContents = Encryptor.DecryptData(oldKey, entry.Salt, entry.IV, fileContents.Remove(0, 9));
}
string newSalt = null;
string newIV = null;
string toWriteFileContents = fileContents;
if (toEncrypt)
{
newSalt = Encryptor.GetRandomSalt();
newIV = Encryptor.GetInitializationVector();
toWriteFileContents = "Encrypted" + Encryptor.EncryptData(newKey, newSalt, newIV, fileContents);
}
if (UseDPAPI)
{
toWriteFileContents = Encryptor.DPAPIProtect(toWriteFileContents, Encryptor.AccountEntropy);
}
File.WriteAllText(filename, toWriteFileContents);
if (UseWindowsFileEncryption)
{
File.Encrypt(filename);
}
else
{
File.Decrypt(filename);
}
entry.IV = newIV;
entry.Salt = newSalt;
}
}
else
{
foreach (CredManifestEntry entry in credMan.Entries)
{
string fileContents = entry.Contents;
fileContents = Encryptor.DPAPIUnprotect(fileContents, Encryptor.AccountEntropy);
if (fileContents.StartsWith("Encrypted"))
{
fileContents = Encryptor.DecryptData(oldKey, entry.Salt, entry.IV, fileContents.Remove(0, 9));
}
string newSalt = null;
string newIV = null;
string toWriteFileContents = fileContents;
if (toEncrypt)
{
newSalt = Encryptor.GetRandomSalt();
newIV = Encryptor.GetInitializationVector();
toWriteFileContents = "Encrypted" + Encryptor.EncryptData(newKey, newSalt, newIV, fileContents);
}
else
{
entry.Encrypted = false;
}
if (UseDPAPI)
{
toWriteFileContents = Encryptor.DPAPIProtect(toWriteFileContents, Encryptor.AccountEntropy);
}
entry.Contents = toWriteFileContents;
entry.IV = newIV;
entry.Salt = newSalt;
}
credMan.Key = newKey;
credMan.Save();
}
Encrypted = toEncrypt;
Save();
return(true);
}
public static Manifest GetManifest(bool forceLoad = false)
{
// Find config dir and manifest file
string maDir = GetExecutableDir() + "\\maFiles\\";
string manifestFile = maDir + "manifest.json";
// Check if already statically loaded
if (_manifest != null && !forceLoad)
{
return(_manifest);
}
// If there's no config dir, create it
if (!Directory.Exists(maDir))
{
return(_generateNewManifest());
}
// If there's no manifest, create it
if (!File.Exists(manifestFile))
{
_manifest = _generateNewManifest(true);
return(_manifest);
}
try
{
string manifestContents = File.ReadAllText(manifestFile);
manifestContents = Encryptor.DPAPIUnprotect(manifestContents);
_manifest = JsonConvert.DeserializeObject <Manifest>(manifestContents);
if (_manifest.Encrypted && _manifest.Entries.Count == 0 && _manifest.UseMaFiles)
{
_manifest.Encrypted = false;
_manifest.Save();
}
else if (_manifest.Encrypted && !_manifest.UseMaFiles)
{
CredManifest credMan = new CredManifest();
credMan = CredManifest.GetManifest();
if (credMan.Entries.Count == 0)
{
_manifest.Encrypted = false;
_manifest.Save();
}
}
_manifest.RecomputeExistingEntries();
#if !DEBUG
_manifest.DeveloperMode = false;
#endif
return(_manifest);
}
catch (Exception)
{
return(null);
}
}