/// <summary>
/// Initializes a new instance of the <see cref="SymmetricAlgorithmProvider"/> class.
/// </summary>
/// <param name="algorithmType">The cryptographic algorithm type.</param>
/// <param name="protectedKeyStream">Input <see cref="Stream"/> from which DPAPI-protected key is to be read.</param>
/// <param name="protectedKeyProtectionScope"><see cref="DataProtectionScope"/> used to protect the key on disk. </param>
/// <param name="instrumentationProvider">The <see cref="ISymmetricAlgorithmInstrumentationProvider"/> to use.</param>
public SymmetricAlgorithmProvider(Type algorithmType,
Stream protectedKeyStream,
DataProtectionScope protectedKeyProtectionScope,
ISymmetricAlgorithmInstrumentationProvider instrumentationProvider)
: this(algorithmType, KeyManager.Read(protectedKeyStream, protectedKeyProtectionScope), instrumentationProvider)
{
}
/// <summary>
/// <para>Initialize a new instance of the <see cref="DpapiSymmetricCryptoProvider"/></para>
/// </summary>
/// <param name="scope"><para>One of the <see cref="DataProtectionScope"/> values.</para></param>
/// <param name="entropy"><para>The entropy to salt the phrase.</para></param>
/// <param name="instrumentationProvider">Instrumentation provider to use.</param>
public DpapiSymmetricCryptoProvider(DataProtectionScope scope, byte[] entropy, ISymmetricAlgorithmInstrumentationProvider instrumentationProvider)
{
if (instrumentationProvider == null) throw new ArgumentNullException("instrumentationProvider");
this.protectionScope = scope;
this.entropy = entropy;
this.instrumentationProvider = instrumentationProvider;
}
/// <summary>
/// <para>Initialize a new instance of the <see cref="DpapiSymmetricCryptoProvider"/></para>
/// </summary>
/// <param name="scope"><para>One of the <see cref="DataProtectionScope"/> values.</para></param>
/// <param name="entropy"><para>The entropy to salt the phrase.</para></param>
/// <param name="instrumentationProvider">Instrumentation provider to use.</param>
public DpapiSymmetricCryptoProvider(DataProtectionScope scope, byte[] entropy, ISymmetricAlgorithmInstrumentationProvider instrumentationProvider)
{
if (instrumentationProvider == null)
{
throw new ArgumentNullException("instrumentationProvider");
}
this.protectionScope = scope;
this.entropy = entropy;
this.instrumentationProvider = instrumentationProvider;
}
public void SetUp()
{
nameFormatter = new AppDomainNameFormatter(applicationInstanceName);
instrumentationProvider = new SymmetricAlgorithmInstrumentationProvider(instanceName, true, true, nameFormatter);
formattedInstanceName = nameFormatter.CreateName(instanceName);
totalSymmetricDecryptionPerformedCounter = new EnterpriseLibraryPerformanceCounter(SymmetricAlgorithmInstrumentationProvider.counterCategoryName, SymmetricAlgorithmInstrumentationProvider.TotalSymmetricDecryptionPerformedCounterName, formattedInstanceName);
totalSymmetricEncryptionPerformedCounter = new EnterpriseLibraryPerformanceCounter(SymmetricAlgorithmInstrumentationProvider.counterCategoryName, SymmetricAlgorithmInstrumentationProvider.TotalSymmetricEncryptionPerformedCounterName, formattedInstanceName);
stream = CreateSymmetricKey();
provider = new SymmetricAlgorithmProvider(typeof(RijndaelManaged), stream, DataProtectionScope.CurrentUser, instrumentationProvider);
totalSymmetricDecryptionPerformedCounter.Clear();
totalSymmetricEncryptionPerformedCounter.Clear();
}
/// <summary>
/// Initializes a new instance of the <see cref="SymmetricAlgorithmProvider"/> class.
/// </summary>
/// <param name="algorithmType">The symmetric algorithm type.</param>
/// <param name="key">The <see cref="ProtectedKey"/> for the provider.</param>
/// <param name="instrumentationProvider">The <see cref="ISymmetricAlgorithmInstrumentationProvider"/> to use.</param>
public SymmetricAlgorithmProvider(Type algorithmType,
ProtectedKey key,
ISymmetricAlgorithmInstrumentationProvider instrumentationProvider)
{
if (instrumentationProvider == null)
{
throw new ArgumentNullException("instrumentationProvider");
}
if (algorithmType == null)
{
throw new ArgumentNullException("algorithmType");
}
if (!typeof(SymmetricAlgorithm).IsAssignableFrom(algorithmType))
{
throw new ArgumentException(Resources.ExceptionCreatingSymmetricAlgorithmInstance, "algorithmType");
}
this.algorithmType = algorithmType;
this.key = key;
this.instrumentationProvider = instrumentationProvider;
}
/// <summary>
/// <para>Initialize a new instance of the <see cref="DpapiSymmetricCryptoProvider"/></para>
/// </summary>
/// <param name="scope"><para>One of the <see cref="DataProtectionScope"/> values.</para></param>
/// <param name="instrumentationProvider">Instrumentation provider to use.</param>
public DpapiSymmetricCryptoProvider(DataProtectionScope scope, ISymmetricAlgorithmInstrumentationProvider instrumentationProvider)
: this(scope, null, instrumentationProvider)
{
}
/// <summary>
/// <para>Initialize a new instance of the <see cref="DpapiSymmetricCryptoProvider"/></para>
/// </summary>
/// <param name="scope"><para>One of the <see cref="DataProtectionScope"/> values.</para></param>
/// <param name="instrumentationProvider">Instrumentation provider to use.</param>
public DpapiSymmetricCryptoProvider(DataProtectionScope scope, ISymmetricAlgorithmInstrumentationProvider instrumentationProvider)
: this(scope, null, instrumentationProvider)
{
}
/// <summary>
/// Initializes a new instance of the <see cref="SymmetricAlgorithmProvider"/> class.
/// </summary>
/// <param name="algorithmType">The cryptographic algorithm type.</param>
/// <param name="protectedKeyStream">Input <see cref="Stream"/> from which DPAPI-protected key is to be read.</param>
/// <param name="protectedKeyProtectionScope"><see cref="DataProtectionScope"/> used to protect the key on disk. </param>
/// <param name="instrumentationProvider">The <see cref="ISymmetricAlgorithmInstrumentationProvider"/> to use.</param>
public SymmetricAlgorithmProvider(Type algorithmType,
Stream protectedKeyStream,
DataProtectionScope protectedKeyProtectionScope,
ISymmetricAlgorithmInstrumentationProvider instrumentationProvider)
: this(algorithmType, KeyManager.Read(protectedKeyStream, protectedKeyProtectionScope), instrumentationProvider) { }
/// <summary>
/// Initializes a new instance of the <see cref="SymmetricAlgorithmProvider"/> class.
/// </summary>
/// <param name="algorithmType">The symmetric algorithm type.</param>
/// <param name="key">The <see cref="ProtectedKey"/> for the provider.</param>
/// <param name="instrumentationProvider">The <see cref="ISymmetricAlgorithmInstrumentationProvider"/> to use.</param>
public SymmetricAlgorithmProvider(Type algorithmType,
ProtectedKey key,
ISymmetricAlgorithmInstrumentationProvider instrumentationProvider)
{
if (instrumentationProvider == null) throw new ArgumentNullException("instrumentationProvider");
if (algorithmType == null) throw new ArgumentNullException("algorithmType");
if (!typeof(SymmetricAlgorithm).IsAssignableFrom(algorithmType)) throw new ArgumentException(Resources.ExceptionCreatingSymmetricAlgorithmInstance, "algorithmType");
this.algorithmType = algorithmType;
this.key = key;
this.instrumentationProvider = instrumentationProvider;
}
