public void TestComparisons()
{
Passphrase key1 = new Passphrase("samekey");
Passphrase key2 = new Passphrase("samekey");
Salt salt1 = new Salt(512);
Salt salt2 = new Salt(512);
SymmetricKeyThumbprint thumbprint1a = new SymmetricKeyThumbprint(key1, salt1, 13);
SymmetricKeyThumbprint thumbprint1a_alias = thumbprint1a;
SymmetricKeyThumbprint thumbprint1b = new SymmetricKeyThumbprint(key1, salt2, 25);
SymmetricKeyThumbprint thumbprint2a = new SymmetricKeyThumbprint(key2, salt2, 25);
SymmetricKeyThumbprint thumbprint2b = new SymmetricKeyThumbprint(key2, salt1, 13);
SymmetricKeyThumbprint nullThumbprint = null;
Assert.That(thumbprint1a == thumbprint1a_alias, "Same instance should of course compare equal.");
Assert.That(nullThumbprint != thumbprint1a, "A null should not compare equal to any other instance.");
Assert.That(thumbprint1a != nullThumbprint, "A null should not compare equal to any other instance.");
Assert.That(thumbprint1a == thumbprint2b, "Same raw key and salt, but different instance, should compare equal.");
Assert.That(thumbprint1b == thumbprint2a, "Same raw key and salt, but different instance, should compare equal.");
Assert.That(thumbprint1a != thumbprint1b, "Same raw key but different salt, should compare inequal.");
Assert.That(thumbprint2a != thumbprint2b, "Same raw key but different salt, should compare inequal.");
object object1a = thumbprint1a;
object object2b = thumbprint2b;
Assert.That(object1a.Equals(nullThumbprint), Is.False, "An instance does not equals null.");
Assert.That(object1a.Equals(object2b), Is.True, "The two instances are equivalent.");
object badTypeObject = key1;
Assert.That(object1a.Equals(badTypeObject), Is.False, "The object being compared to is of the wrong type.");
}
public IdentityPublicTag(LogOnIdentity identity)
{
if (identity == null)
{
throw new ArgumentNullException("identity");
}
_thumbprint = identity.Passphrase.Thumbprint;
_email = identity.ActiveEncryptionKeyPair.UserEmail;
}
private void Initialize(IDataStore encryptedFileInfo, IDataStore decryptedFileInfo, LogOnIdentity identity, SymmetricKeyThumbprint thumbprint, ActiveFileStatus status, ActiveFileProperties properties)
{
EncryptedFileInfo = New <IDataStore>(encryptedFileInfo.FullName);
DecryptedFileInfo = New <IDataStore>(decryptedFileInfo.FullName);
Identity = identity;
Thumbprint = thumbprint;
Status = status;
Properties = new ActiveFileProperties(New <INow>().Utc, properties.LastEncryptionWriteTimeUtc, properties.CryptoId);
IsShared = EncryptedFileInfo.IsKeyShared(Identity);
}
public static void TestThumbprint(CryptoImplementation cryptoImplementation)
{
SetupAssembly.AssemblySetupCrypto(cryptoImplementation);
Passphrase key1 = new Passphrase("genericPassphrase");
SymmetricKeyThumbprint originalThumbprint = key1.Thumbprint;
Assert.That(originalThumbprint, Is.EqualTo(key1.Thumbprint), "The thumbprints should be the same.");
}
private bool IsKnownIdentity()
{
SymmetricKeyThumbprint thumbprint = Passphrase.Thumbprint;
Passphrase passphrase = Resolve.FileSystemState.KnownPassphrases.FirstOrDefault(id => id.Thumbprint == thumbprint);
if (passphrase != null)
{
return(true);
}
return(false);
}
public void TestGetHashCode()
{
Passphrase key1 = new Passphrase("samekey");
Passphrase key2 = new Passphrase("samekey");
Salt salt1 = new Salt(512);
Salt salt2 = new Salt(512);
SymmetricKeyThumbprint thumbprint1a = new SymmetricKeyThumbprint(key1, salt1, 17);
SymmetricKeyThumbprint thumbprint1b = new SymmetricKeyThumbprint(key1, salt2, 17);
SymmetricKeyThumbprint thumbprint2a = new SymmetricKeyThumbprint(key2, salt2, 17);
Assert.That(thumbprint1a.GetHashCode() != thumbprint1b.GetHashCode(), "The salt is different, so the hash code should be different.");
Assert.That(thumbprint1b.GetHashCode() == thumbprint2a.GetHashCode(), "The keys are equivalent, and the salt the same, so the hash code should be different.");
}
public void TestAesKeyThumbprintMethods()
{
Passphrase key1 = new Passphrase("key");
Passphrase key2 = new Passphrase("key");
Salt salt1 = new Salt(512);
Salt salt2 = new Salt(salt1.GetBytes());
SymmetricKeyThumbprint thumbprint1 = new SymmetricKeyThumbprint(key1, salt1, 10);
SymmetricKeyThumbprint thumbprint2 = new SymmetricKeyThumbprint(key2, salt2, 10);
Assert.That(thumbprint1 == thumbprint2, "Two thumb prints made from the same key and salt bytes, although different AesKey instances should be equivalent.");
SymmetricKeyThumbprint thumbprint3 = new SymmetricKeyThumbprint(new Passphrase("passphrase"), new Salt(512), 10);
Assert.That(thumbprint2 != thumbprint3, "Two very different keys and salts should not be equivalent.");
}
private IdentityPublicTag(SymmetricKeyThumbprint thumbprint, EmailAddress emailAddress)
{
_thumbprint = thumbprint;
_email = emailAddress;
}
