public void _03_ByteArrayParameterTest()
{
Helpers.CheckPlatform();
byte[] parameter = new byte[16];
System.Random rng = new Random();
rng.NextBytes(parameter);
// Create mechanism with the byte array parameter
Mechanism mechanism = new Mechanism(CKM.CKM_AES_CBC, parameter);
Assert.IsTrue(mechanism.Type == NativeLongUtils.ConvertFromCKM(CKM.CKM_AES_CBC));
// We access private Mechanism member here just for the testing purposes
CK_MECHANISM ckMechanism = (CK_MECHANISM)typeof(Mechanism).GetField("_ckMechanism", BindingFlags.NonPublic | BindingFlags.Instance).GetValue(mechanism);
Assert.IsTrue(ckMechanism.Mechanism == NativeLongUtils.ConvertFromCKM(CKM.CKM_AES_CBC));
Assert.IsTrue(ckMechanism.Parameter != IntPtr.Zero);
Assert.IsTrue(ckMechanism.ParameterLen == NativeLongUtils.ConvertFromInt32(parameter.Length));
parameter = null;
// Create mechanism with null byte array parameter
mechanism = new Mechanism(CKM.CKM_AES_CBC, parameter);
Assert.IsTrue(mechanism.Type == NativeLongUtils.ConvertFromCKM(CKM.CKM_AES_CBC));
// We access private Mechanism member here just for the testing purposes
ckMechanism = (CK_MECHANISM)typeof(Mechanism).GetField("_ckMechanism", BindingFlags.NonPublic | BindingFlags.Instance).GetValue(mechanism);
Assert.IsTrue(ckMechanism.Mechanism == NativeLongUtils.ConvertFromCKM(CKM.CKM_AES_CBC));
Assert.IsTrue(ckMechanism.Parameter == IntPtr.Zero);
Assert.IsTrue(ckMechanism.ParameterLen == 0);
}
public void _02_EmptyParameterTest()
{
Helpers.CheckPlatform();
// Create mechanism without the parameter
Mechanism mechanism = new Mechanism(CKM.CKM_RSA_PKCS);
Assert.IsTrue(mechanism.Type == NativeLongUtils.ConvertFromCKM(CKM.CKM_RSA_PKCS));
// We access private Mechanism member just for the testing purposes
CK_MECHANISM ckMechanism = (CK_MECHANISM)typeof(Mechanism).GetField("_ckMechanism", BindingFlags.NonPublic | BindingFlags.Instance).GetValue(mechanism);
Assert.IsTrue(ckMechanism.Mechanism == NativeLongUtils.ConvertFromCKM(CKM.CKM_RSA_PKCS));
Assert.IsTrue(ckMechanism.Parameter == IntPtr.Zero);
Assert.IsTrue(ckMechanism.ParameterLen == 0);
}
public void _03_EncryptAndDecryptSinglePartOaepTest()
{
Helpers.CheckPlatform();
using (Pkcs11 pkcs11 = new Pkcs11(Settings.Pkcs11LibraryPath, Settings.AppType))
{
// Find first slot with token present
Slot slot = Helpers.GetUsableSlot(pkcs11);
// Open RW session
using (Session session = slot.OpenSession(SessionType.ReadWrite))
{
// Login as normal user
session.Login(CKU.CKU_USER, Settings.NormalUserPin);
// Generate key pair
ObjectHandle publicKey = null;
ObjectHandle privateKey = null;
Helpers.GenerateKeyPair(session, out publicKey, out privateKey);
// Specify mechanism parameters
CkRsaPkcsOaepParams mechanismParams = new CkRsaPkcsOaepParams(NativeLongUtils.ConvertFromCKM(CKM.CKM_SHA_1), NativeLongUtils.ConvertFromCKG(CKG.CKG_MGF1_SHA1), NativeLongUtils.ConvertFromUInt32(CKZ.CKZ_DATA_SPECIFIED), null);
// Specify encryption mechanism with parameters
Mechanism mechanism = new Mechanism(CKM.CKM_RSA_PKCS_OAEP, mechanismParams);
byte[] sourceData = ConvertUtils.Utf8StringToBytes("Hello world");
// Encrypt data
byte[] encryptedData = session.Encrypt(mechanism, publicKey, sourceData);
// Do something interesting with encrypted data
// Decrypt data
byte[] decryptedData = session.Decrypt(mechanism, privateKey, encryptedData);
// Do something interesting with decrypted data
Assert.IsTrue(ConvertUtils.BytesToBase64String(sourceData) == ConvertUtils.BytesToBase64String(decryptedData));
session.DestroyObject(privateKey);
session.DestroyObject(publicKey);
session.Logout();
}
}
}
public void _04_ObjectParameterTest()
{
Helpers.CheckPlatform();
byte[] data = new byte[24];
System.Random rng = new Random();
rng.NextBytes(data);
// Specify mechanism parameters
CkKeyDerivationStringData parameter = new CkKeyDerivationStringData(data);
// Create mechanism with the object as parameter
Mechanism mechanism = new Mechanism(CKM.CKM_XOR_BASE_AND_DATA, parameter);
Assert.IsTrue(mechanism.Type == NativeLongUtils.ConvertFromCKM(CKM.CKM_XOR_BASE_AND_DATA));
// We access private Mechanism member here just for the testing purposes
CK_MECHANISM ckMechanism = (CK_MECHANISM)typeof(Mechanism).GetField("_ckMechanism", BindingFlags.NonPublic | BindingFlags.Instance).GetValue(mechanism);
Assert.IsTrue(ckMechanism.Mechanism == NativeLongUtils.ConvertFromCKM(CKM.CKM_XOR_BASE_AND_DATA));
Assert.IsTrue(ckMechanism.Parameter != IntPtr.Zero);
Assert.IsTrue(NativeLongUtils.ConvertToInt32(ckMechanism.ParameterLen) == UnmanagedMemory.SizeOf(typeof(CK_KEY_DERIVATION_STRING_DATA)));
}
