Low level PKCS#11 wrapper
Inheritance: IDisposable
        public void _01_BasicTokenInfoTest()
        {
            if (Platform.UnmanagedLongSize != 4 || Platform.StructPackingSize != 0)
                Assert.Inconclusive("Test cannot be executed on this platform");

            CKR rv = CKR.CKR_OK;
            
            using (Pkcs11 pkcs11 = new Pkcs11(Settings.Pkcs11LibraryPath))
            {
                rv = pkcs11.C_Initialize(Settings.InitArgs40);
                if ((rv != CKR.CKR_OK) && (rv != CKR.CKR_CRYPTOKI_ALREADY_INITIALIZED))
                    Assert.Fail(rv.ToString());
                
                // Find first slot with token present
                uint slotId = Helpers.GetUsableSlot(pkcs11);
                
                CK_TOKEN_INFO tokenInfo = new CK_TOKEN_INFO();
                rv = pkcs11.C_GetTokenInfo(slotId, ref tokenInfo);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                // Do something interesting with token info
                Assert.IsFalse(String.IsNullOrEmpty(ConvertUtils.BytesToUtf8String(tokenInfo.ManufacturerId)));
                
                rv = pkcs11.C_Finalize(IntPtr.Zero);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
            }
        }
        public void _03_SingleThreadedInitializeTest()
        {
            if (Platform.UnmanagedLongSize != 4 || Platform.StructPackingSize != 0)
                Assert.Inconclusive("Test cannot be executed on this platform");

            CKR rv = CKR.CKR_OK;
            
            using (Pkcs11 pkcs11 = new Pkcs11(Settings.Pkcs11LibraryPath))
            {
                // PKCS#11 library needs to be initialized with C_Initialize method.
                // If an application will not be accessing PKCS#11 library from multiple threads
                // simultaneously, it can generally call C_Initialize with initArgs parameter set to null.
                rv = pkcs11.C_Initialize(null);
                if ((rv != CKR.CKR_OK) && (rv != CKR.CKR_CRYPTOKI_ALREADY_INITIALIZED))
                    Assert.Fail(rv.ToString());
                
                // Do something interesting
                
                // C_Finalize is called to indicate that an application is finished
                // with the PKCS#11 library. It should be the last call made by an application.
                rv = pkcs11.C_Finalize(IntPtr.Zero);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
            }
        }
        public void _02_ReadWriteSessionTest()
        {
            if (Platform.UnmanagedLongSize != 4 || Platform.StructPackingSize != 0)
                Assert.Inconclusive("Test cannot be executed on this platform");

            CKR rv = CKR.CKR_OK;
            
            using (Pkcs11 pkcs11 = new Pkcs11(Settings.Pkcs11LibraryPath))
            {
                rv = pkcs11.C_Initialize(Settings.InitArgs40);
                if ((rv != CKR.CKR_OK) && (rv != CKR.CKR_CRYPTOKI_ALREADY_INITIALIZED))
                    Assert.Fail(rv.ToString());
                
                // Find first slot with token present
                uint slotId = Helpers.GetUsableSlot(pkcs11);
                
                // Open RW (read-write) session
                uint session = CK.CK_INVALID_HANDLE;
                rv = pkcs11.C_OpenSession(slotId, (CKF.CKF_SERIAL_SESSION | CKF.CKF_RW_SESSION), IntPtr.Zero, IntPtr.Zero, ref session);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                // Do something interesting in RW session
                
                rv = pkcs11.C_CloseSession(session);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                rv = pkcs11.C_Finalize(IntPtr.Zero);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
            }
        }
        public void _01_BasicGetInfoTest()
        {
            if (Platform.UnmanagedLongSize != 4 || Platform.StructPackingSize != 0)
                Assert.Inconclusive("Test cannot be executed on this platform");

            CKR rv = CKR.CKR_OK;
            
            using (Pkcs11 pkcs11 = new Pkcs11(Settings.Pkcs11LibraryPath))
            {
                rv = pkcs11.C_Initialize(Settings.InitArgs40);
                if ((rv != CKR.CKR_OK) && (rv != CKR.CKR_CRYPTOKI_ALREADY_INITIALIZED))
                    Assert.Fail(rv.ToString());
                
                CK_INFO info = new CK_INFO();
                rv = pkcs11.C_GetInfo(ref info);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                // Do something interesting with library information
                Assert.IsFalse(String.IsNullOrEmpty(ConvertUtils.BytesToUtf8String(info.ManufacturerId)));
                
                rv = pkcs11.C_Finalize(IntPtr.Zero);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
            }
        }
        public void _01_DigestSinglePartTest()
        {
            if (Platform.UnmanagedLongSize != 4 || Platform.StructPackingSize != 0)
                Assert.Inconclusive("Test cannot be executed on this platform");

            CKR rv = CKR.CKR_OK;
            
            using (Pkcs11 pkcs11 = new Pkcs11(Settings.Pkcs11LibraryPath))
            {
                rv = pkcs11.C_Initialize(Settings.InitArgs40);
                if ((rv != CKR.CKR_OK) && (rv != CKR.CKR_CRYPTOKI_ALREADY_INITIALIZED))
                    Assert.Fail(rv.ToString());
                
                // Find first slot with token present
                uint slotId = Helpers.GetUsableSlot(pkcs11);
                
                uint session = CK.CK_INVALID_HANDLE;
                rv = pkcs11.C_OpenSession(slotId, (CKF.CKF_SERIAL_SESSION | CKF.CKF_RW_SESSION), IntPtr.Zero, IntPtr.Zero, ref session);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());

                // Specify digesting mechanism (needs no parameter => no unamanaged memory is needed)
                CK_MECHANISM mechanism = CkmUtils.CreateMechanism(CKM.CKM_SHA_1);

                // Initialize digesting operation
                rv = pkcs11.C_DigestInit(session, ref mechanism);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());

                byte[] sourceData = ConvertUtils.Utf8StringToBytes("Hello world");

                // Get length of digest value in first call
                uint digestLen = 0;
                rv = pkcs11.C_Digest(session, sourceData, Convert.ToUInt32(sourceData.Length), null, ref digestLen);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());

                Assert.IsTrue(digestLen > 0);
                
                // Allocate array for digest value
                byte[] digest = new byte[digestLen];

                // Get digest value in second call
                rv = pkcs11.C_Digest(session, sourceData, Convert.ToUInt32(sourceData.Length), digest, ref digestLen);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());

                // Do something interesting with digest value
                
                rv = pkcs11.C_CloseSession(session);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                rv = pkcs11.C_Finalize(IntPtr.Zero);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
            }
        }
示例#6
0
        /// <summary>
        /// Finds slot containing the token that matches criteria specified in Settings class
        /// </summary>
        /// <param name='pkcs11'>Initialized PKCS11 wrapper</param>
        /// <returns>Slot containing the token that matches criteria</returns>
        public static uint GetUsableSlot(Pkcs11 pkcs11)
        {
            CKR rv = CKR.CKR_OK;

            // Get list of available slots with token present
            uint slotCount = 0;
            rv = pkcs11.C_GetSlotList(true, null, ref slotCount);
            if (rv != CKR.CKR_OK)
                Assert.Fail(rv.ToString());

            Assert.IsTrue(slotCount > 0);

            uint[] slotList = new uint[slotCount];

            rv = pkcs11.C_GetSlotList(true, slotList, ref slotCount);
            if (rv != CKR.CKR_OK)
                Assert.Fail(rv.ToString());

            // Return first slot with token present when both TokenSerial and TokenLabel are null...
            if (Settings.TokenSerial == null && Settings.TokenLabel == null)
                return slotList[0];

            // First slot with token present is OK...
            uint? matchingSlot = slotList[0];

            // ...unless there are matching criteria specified in Settings class
            if (Settings.TokenSerial != null || Settings.TokenLabel != null)
            {
                matchingSlot = null;

                foreach (uint slot in slotList)
                {
                    CK_TOKEN_INFO tokenInfo = new CK_TOKEN_INFO();
                    rv = pkcs11.C_GetTokenInfo(slot, ref tokenInfo);
                    if (rv != CKR.CKR_OK)
                    {
                        if (rv == CKR.CKR_TOKEN_NOT_RECOGNIZED || rv == CKR.CKR_TOKEN_NOT_PRESENT)
                            continue;
                        else
                            Assert.Fail(rv.ToString());
                    }

                    if (!string.IsNullOrEmpty(Settings.TokenSerial))
                        if (0 != string.Compare(Settings.TokenSerial, ConvertUtils.BytesToUtf8String(tokenInfo.SerialNumber, true), StringComparison.Ordinal))
                            continue;

                    if (!string.IsNullOrEmpty(Settings.TokenLabel))
                        if (0 != string.Compare(Settings.TokenLabel, ConvertUtils.BytesToUtf8String(tokenInfo.Label, true), StringComparison.Ordinal))
                            continue;

                    matchingSlot = slot;
                    break;
                }
            }

            Assert.IsTrue(matchingSlot != null, "Token matching criteria specified in Settings class is not present");
            return matchingSlot.Value;
        }
        public void _02_UsingPkcs11DisposeTest()
        {
            if (Platform.UnmanagedLongSize != 4 || Platform.StructPackingSize != 0)
                Assert.Inconclusive("Test cannot be executed on this platform");

            // Pkcs11 class can be used in using statement which defines a scope 
            // at the end of which an object will be disposed.
            using (Pkcs11 pkcs11 = new Pkcs11(Settings.Pkcs11LibraryPath))
            {
                // Do something interesting
            }
        }
        public void _01_BasicOperationStateTest()
        {
            if (Platform.UnmanagedLongSize != 4 || Platform.StructPackingSize != 0)
                Assert.Inconclusive("Test cannot be executed on this platform");

            CKR rv = CKR.CKR_OK;
            
            using (Pkcs11 pkcs11 = new Pkcs11(Settings.Pkcs11LibraryPath))
            {
                rv = pkcs11.C_Initialize(Settings.InitArgs40);
                if ((rv != CKR.CKR_OK) && (rv != CKR.CKR_CRYPTOKI_ALREADY_INITIALIZED))
                    Assert.Fail(rv.ToString());
                
                // Find first slot with token present
                uint slotId = Helpers.GetUsableSlot(pkcs11);
                
                // Open RO (read-only) session
                uint session = CK.CK_INVALID_HANDLE;
                rv = pkcs11.C_OpenSession(slotId, CKF.CKF_SERIAL_SESSION, IntPtr.Zero, IntPtr.Zero, ref session);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                // Get length of state in first call
                uint stateLen = 0;
                rv = pkcs11.C_GetOperationState(session, null, ref stateLen);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());

                Assert.IsTrue(stateLen > 0);
                
                // Allocate array for state
                byte[] state = new byte[stateLen];

                // Get state in second call
                rv = pkcs11.C_GetOperationState(session, state, ref stateLen);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());

                // Let's set state so the test is complete
                rv = pkcs11.C_SetOperationState(session, state, Convert.ToUInt32(state.Length), CK.CK_INVALID_HANDLE, CK.CK_INVALID_HANDLE);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());

                rv = pkcs11.C_CloseSession(session);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                rv = pkcs11.C_Finalize(IntPtr.Zero);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
            }
        }
        public void _01_BasicPkcs11DisposeTest()
        {
            if (Platform.UnmanagedLongSize != 4 || Platform.StructPackingSize != 0)
                Assert.Inconclusive("Test cannot be executed on this platform");

            // Unmanaged PKCS#11 library is loaded by the constructor of Pkcs11 class
            // and unloaded by Dispose() method.
            Pkcs11 pkcs11 = new Pkcs11(Settings.Pkcs11LibraryPath);
            
            // Do something  interesting
            
            pkcs11.Dispose();
        }
        public void _01_BasicMechanismListAndInfoTest()
        {
            if (Platform.UnmanagedLongSize != 4 || Platform.StructPackingSize != 0)
                Assert.Inconclusive("Test cannot be executed on this platform");

            CKR rv = CKR.CKR_OK;
            
            using (Pkcs11 pkcs11 = new Pkcs11(Settings.Pkcs11LibraryPath))
            {
                rv = pkcs11.C_Initialize(Settings.InitArgs40);
                if ((rv != CKR.CKR_OK) && (rv != CKR.CKR_CRYPTOKI_ALREADY_INITIALIZED))
                    Assert.Fail(rv.ToString());
                
                // Find first slot with token present
                uint slotId = Helpers.GetUsableSlot(pkcs11);
                
                // Get number of supported mechanisms in first call
                uint mechanismCount = 0;
                rv = pkcs11.C_GetMechanismList(slotId, null, ref mechanismCount);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                Assert.IsTrue(mechanismCount > 0);
                
                // Allocate array for supported mechanisms
                CKM[] mechanismList = new CKM[mechanismCount];
                
                // Get supported mechanisms in second call
                rv = pkcs11.C_GetMechanismList(slotId, mechanismList, ref mechanismCount);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                // Analyze first supported mechanism
                CK_MECHANISM_INFO mechanismInfo = new CK_MECHANISM_INFO();
                rv = pkcs11.C_GetMechanismInfo(slotId, mechanismList[0], ref mechanismInfo);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                // Do something interesting with mechanism info
                
                rv = pkcs11.C_Finalize(IntPtr.Zero);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
            }
        }
        public void _01_BasicSetPinTest()
        {
            if (Platform.UnmanagedLongSize != 4 || Platform.StructPackingSize != 0)
                Assert.Inconclusive("Test cannot be executed on this platform");

            CKR rv = CKR.CKR_OK;
            
            using (Pkcs11 pkcs11 = new Pkcs11(Settings.Pkcs11LibraryPath))
            {
                rv = pkcs11.C_Initialize(Settings.InitArgs40);
                if ((rv != CKR.CKR_OK) && (rv != CKR.CKR_CRYPTOKI_ALREADY_INITIALIZED))
                    Assert.Fail(rv.ToString());
                
                // Find first slot with token present
                uint slotId = Helpers.GetUsableSlot(pkcs11);
                
                // Open RW session
                uint session = CK.CK_INVALID_HANDLE;
                rv = pkcs11.C_OpenSession(slotId, (CKF.CKF_SERIAL_SESSION | CKF.CKF_RW_SESSION), IntPtr.Zero, IntPtr.Zero, ref session);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                // Login as normal user
                rv = pkcs11.C_Login(session, CKU.CKU_USER, Settings.NormalUserPinArray, Convert.ToUInt32(Settings.NormalUserPinArray.Length));
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                // Set new pin for the logged in user
                rv = pkcs11.C_SetPIN(session, Settings.NormalUserPinArray, Convert.ToUInt32(Settings.NormalUserPinArray.Length), Settings.NormalUserPinArray, Convert.ToUInt32(Settings.NormalUserPinArray.Length));
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                rv = pkcs11.C_Logout(session);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                rv = pkcs11.C_CloseSession(session);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                rv = pkcs11.C_Finalize(IntPtr.Zero);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
            }
        }
        public void _02_BasicSlotListAndInfoTest()
        {
            if (Platform.UnmanagedLongSize != 4 || Platform.StructPackingSize != 0)
                Assert.Inconclusive("Test cannot be executed on this platform");

            CKR rv = CKR.CKR_OK;
            
            using (Pkcs11 pkcs11 = new Pkcs11(Settings.Pkcs11LibraryPath))
            {
                rv = pkcs11.C_Initialize(Settings.InitArgs40);
                if ((rv != CKR.CKR_OK) && (rv != CKR.CKR_CRYPTOKI_ALREADY_INITIALIZED))
                    Assert.Fail(rv.ToString());
                
                // Get number of slots in first call
                uint slotCount = 0;
                rv = pkcs11.C_GetSlotList(true, null, ref slotCount);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                Assert.IsTrue(slotCount > 0);
                
                // Allocate array for slot IDs
                uint[] slotList = new uint[slotCount];
                
                // Get slot IDs in second call
                rv = pkcs11.C_GetSlotList(true, slotList, ref slotCount);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                // Analyze first slot
                CK_SLOT_INFO slotInfo = new CK_SLOT_INFO();
                rv = pkcs11.C_GetSlotInfo(slotList[0], ref slotInfo);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                // Do something interesting with slot info
                Assert.IsFalse(String.IsNullOrEmpty(ConvertUtils.BytesToUtf8String(slotInfo.ManufacturerId)));
                
                rv = pkcs11.C_Finalize(IntPtr.Zero);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
            }
        }
        public void _02_GenerateRandomTest()
        {
            if (Platform.UnmanagedLongSize != 4 || Platform.StructPackingSize != 0)
                Assert.Inconclusive("Test cannot be executed on this platform");

            CKR rv = CKR.CKR_OK;
            
            using (Pkcs11 pkcs11 = new Pkcs11(Settings.Pkcs11LibraryPath))
            {
                rv = pkcs11.C_Initialize(Settings.InitArgs40);
                if ((rv != CKR.CKR_OK) && (rv != CKR.CKR_CRYPTOKI_ALREADY_INITIALIZED))
                    Assert.Fail(rv.ToString());
                
                // Find first slot with token present
                uint slotId = Helpers.GetUsableSlot(pkcs11);
                
                // Open RO (read-only) session
                uint session = CK.CK_INVALID_HANDLE;
                rv = pkcs11.C_OpenSession(slotId, CKF.CKF_SERIAL_SESSION, IntPtr.Zero, IntPtr.Zero, ref session);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                // Allocate array for random bytes
                byte[] randomData = new byte[256];

                // Get random or pseudo-random data
                rv = pkcs11.C_GenerateRandom(session, randomData, Convert.ToUInt32(randomData.Length));
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());

                // Do something interesting with random data

                rv = pkcs11.C_CloseSession(session);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                rv = pkcs11.C_Finalize(IntPtr.Zero);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
            }
        }
        public void _01_SeedRandomTest()
        {
            if (Platform.UnmanagedLongSize != 4 || Platform.StructPackingSize != 0)
                Assert.Inconclusive("Test cannot be executed on this platform");

            CKR rv = CKR.CKR_OK;
            
            using (Pkcs11 pkcs11 = new Pkcs11(Settings.Pkcs11LibraryPath))
            {
                rv = pkcs11.C_Initialize(Settings.InitArgs40);
                if ((rv != CKR.CKR_OK) && (rv != CKR.CKR_CRYPTOKI_ALREADY_INITIALIZED))
                    Assert.Fail(rv.ToString());
                
                // Find first slot with token present
                uint slotId = Helpers.GetUsableSlot(pkcs11);
                
                // Open RO (read-only) session
                uint session = CK.CK_INVALID_HANDLE;
                rv = pkcs11.C_OpenSession(slotId, CKF.CKF_SERIAL_SESSION, IntPtr.Zero, IntPtr.Zero, ref session);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());

                // Mix additional seed material into the token's random number generator
                byte[] seed = ConvertUtils.Utf8StringToBytes("Additional seed material");
                rv = pkcs11.C_SeedRandom(session, seed, Convert.ToUInt32(seed.Length));
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());

                // Do something interesting with random number generator

                rv = pkcs11.C_CloseSession(session);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                rv = pkcs11.C_Finalize(IntPtr.Zero);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
            }
        }
        public void _01_GetFunctionStatusTest()
        {
            if (Platform.UnmanagedLongSize != 4 || Platform.StructPackingSize != 0)
                Assert.Inconclusive("Test cannot be executed on this platform");

            CKR rv = CKR.CKR_OK;
            
            using (Pkcs11 pkcs11 = new Pkcs11(Settings.Pkcs11LibraryPath))
            {
                rv = pkcs11.C_Initialize(Settings.InitArgs40);
                if ((rv != CKR.CKR_OK) && (rv != CKR.CKR_CRYPTOKI_ALREADY_INITIALIZED))
                    Assert.Fail(rv.ToString());
                
                // Find first slot with token present
                uint slotId = Helpers.GetUsableSlot(pkcs11);
                
                // Open RO (read-only) session
                uint session = CK.CK_INVALID_HANDLE;
                rv = pkcs11.C_OpenSession(slotId, CKF.CKF_SERIAL_SESSION, IntPtr.Zero, IntPtr.Zero, ref session);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());

                // Legacy functions should always return CKR_FUNCTION_NOT_PARALLEL
                rv = pkcs11.C_GetFunctionStatus(session);
                if (rv != CKR.CKR_FUNCTION_NOT_PARALLEL)
                    Assert.Fail(rv.ToString());
                
                rv = pkcs11.C_CloseSession(session);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                rv = pkcs11.C_Finalize(IntPtr.Zero);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
            }
        }
        public void _01_SlotListTest()
        {
            if (Platform.UnmanagedLongSize != 4 || Platform.StructPackingSize != 0)
                Assert.Inconclusive("Test cannot be executed on this platform");

            CKR rv = CKR.CKR_OK;
            
            using (Pkcs11 pkcs11 = new Pkcs11(Settings.Pkcs11LibraryPath))
            {
                rv = pkcs11.C_Initialize(Settings.InitArgs40);
                if ((rv != CKR.CKR_OK) && (rv != CKR.CKR_CRYPTOKI_ALREADY_INITIALIZED))
                    Assert.Fail(rv.ToString());
                
                // Get number of slots in first call
                uint slotCount = 0;
                rv = pkcs11.C_GetSlotList(true, null, ref slotCount);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                Assert.IsTrue(slotCount > 0);
                
                // Allocate array for slot IDs
                uint[] slotList = new uint[slotCount];
                
                // Get slot IDs in second call
                rv = pkcs11.C_GetSlotList(true, slotList, ref slotCount);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());

                // Do something interesting with slots

                rv = pkcs11.C_Finalize(IntPtr.Zero);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
            }
        }
        public void _01_BasicInitTokenAndPinTest()
        {
            if (Platform.UnmanagedLongSize != 4 || Platform.StructPackingSize != 0)
                Assert.Inconclusive("Test cannot be executed on this platform");

            CKR rv = CKR.CKR_OK;
            
            using (Pkcs11 pkcs11 = new Pkcs11(Settings.Pkcs11LibraryPath))
            {
                rv = pkcs11.C_Initialize(Settings.InitArgs40);
                if ((rv != CKR.CKR_OK) && (rv != CKR.CKR_CRYPTOKI_ALREADY_INITIALIZED))
                    Assert.Fail(rv.ToString());
                
                // Find first slot with token present
                uint slotId = Helpers.GetUsableSlot(pkcs11);
                
                CK_TOKEN_INFO tokenInfo = new CK_TOKEN_INFO();
                rv = pkcs11.C_GetTokenInfo(slotId, ref tokenInfo);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                // Check if token needs to be initialized
                if ((tokenInfo.Flags & CKF.CKF_TOKEN_INITIALIZED) != CKF.CKF_TOKEN_INITIALIZED)
                {
                    // Token label is 32 bytes long string padded with blank characters
                    byte[] label = new byte[32];
                    for (int i = 0; i < label.Length; i++)
                        label[i] = 0x20;
                    Array.Copy(Settings.ApplicationNameArray, 0, label, 0, Settings.ApplicationNameArray.Length);
                    
                    // Initialize token and SO (security officer) pin
                    rv = pkcs11.C_InitToken(slotId, Settings.SecurityOfficerPinArray, Convert.ToUInt32(Settings.SecurityOfficerPinArray.Length), label);
                    if (rv != CKR.CKR_OK)
                        Assert.Fail(rv.ToString());
                    
                    // Open RW session
                    uint session = CK.CK_INVALID_HANDLE;
                    rv = pkcs11.C_OpenSession(slotId, (CKF.CKF_SERIAL_SESSION | CKF.CKF_RW_SESSION), IntPtr.Zero, IntPtr.Zero, ref session);
                    if (rv != CKR.CKR_OK)
                        Assert.Fail(rv.ToString());
                    
                    // Login as SO (security officer)
                    rv = pkcs11.C_Login(session, CKU.CKU_SO, Settings.SecurityOfficerPinArray, Convert.ToUInt32(Settings.SecurityOfficerPinArray.Length));
                    if (rv != CKR.CKR_OK)
                        Assert.Fail(rv.ToString());
                    
                    // Initialize user pin
                    rv = pkcs11.C_InitPIN(session, Settings.NormalUserPinArray, Convert.ToUInt32(Settings.NormalUserPinArray.Length));
                    if (rv != CKR.CKR_OK)
                        Assert.Fail(rv.ToString());
                    
                    rv = pkcs11.C_Logout(session);
                    if (rv != CKR.CKR_OK)
                        Assert.Fail(rv.ToString());
                    
                    rv = pkcs11.C_CloseSession(session);
                    if (rv != CKR.CKR_OK)
                        Assert.Fail(rv.ToString());
                }
                
                rv = pkcs11.C_Finalize(IntPtr.Zero);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
            }
        }
        public void _03_SessionInfoTest()
        {
            if (Platform.UnmanagedLongSize != 4 || Platform.StructPackingSize != 0)
                Assert.Inconclusive("Test cannot be executed on this platform");

            CKR rv = CKR.CKR_OK;
            
            using (Pkcs11 pkcs11 = new Pkcs11(Settings.Pkcs11LibraryPath))
            {
                rv = pkcs11.C_Initialize(Settings.InitArgs40);
                if ((rv != CKR.CKR_OK) && (rv != CKR.CKR_CRYPTOKI_ALREADY_INITIALIZED))
                    Assert.Fail(rv.ToString());
                
                // Find first slot with token present
                uint slotId = Helpers.GetUsableSlot(pkcs11);
                
                // Open RO (read-only) session
                uint session = CK.CK_INVALID_HANDLE;
                rv = pkcs11.C_OpenSession(slotId, CKF.CKF_SERIAL_SESSION, IntPtr.Zero, IntPtr.Zero, ref session);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                CK_SESSION_INFO sessionInfo = new CK_SESSION_INFO();
                rv = pkcs11.C_GetSessionInfo(session, ref sessionInfo);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                // Do something interesting with session info
                Assert.IsTrue(sessionInfo.SlotId == slotId);
                
                rv = pkcs11.C_CloseAllSessions(slotId);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                rv = pkcs11.C_Finalize(IntPtr.Zero);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
            }
        }
        public void _01_BasicWrapAndUnwrapKeyTest()
        {
            if (Platform.UnmanagedLongSize != 4 || Platform.StructPackingSize != 0)
                Assert.Inconclusive("Test cannot be executed on this platform");

            CKR rv = CKR.CKR_OK;
            
            using (Pkcs11 pkcs11 = new Pkcs11(Settings.Pkcs11LibraryPath))
            {
                rv = pkcs11.C_Initialize(Settings.InitArgs40);
                if ((rv != CKR.CKR_OK) && (rv != CKR.CKR_CRYPTOKI_ALREADY_INITIALIZED))
                    Assert.Fail(rv.ToString());
                
                // Find first slot with token present
                uint slotId = Helpers.GetUsableSlot(pkcs11);
                
                uint session = CK.CK_INVALID_HANDLE;
                rv = pkcs11.C_OpenSession(slotId, (CKF.CKF_SERIAL_SESSION | CKF.CKF_RW_SESSION), IntPtr.Zero, IntPtr.Zero, ref session);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                // Login as normal user
                rv = pkcs11.C_Login(session, CKU.CKU_USER, Settings.NormalUserPinArray, Convert.ToUInt32(Settings.NormalUserPinArray.Length));
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                // Generate asymetric key pair
                uint pubKeyId = CK.CK_INVALID_HANDLE;
                uint privKeyId = CK.CK_INVALID_HANDLE;
                rv = Helpers.GenerateKeyPair(pkcs11, session, ref pubKeyId, ref privKeyId);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                // Generate symetric key
                uint keyId = CK.CK_INVALID_HANDLE;
                rv = Helpers.GenerateKey(pkcs11, session, ref keyId);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());

                // Specify wrapping mechanism (needs no parameter => no unamanaged memory is needed)
                CK_MECHANISM mechanism = CkmUtils.CreateMechanism(CKM.CKM_RSA_PKCS);

                // Get length of wrapped key in first call
                uint wrappedKeyLen = 0;
                rv = pkcs11.C_WrapKey(session, ref mechanism, pubKeyId, keyId, null, ref wrappedKeyLen);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());

                Assert.IsTrue(wrappedKeyLen > 0);
                
                // Allocate array for wrapped key
                byte[] wrappedKey = new byte[wrappedKeyLen];

                // Get wrapped key in second call
                rv = pkcs11.C_WrapKey(session, ref mechanism, pubKeyId, keyId, wrappedKey, ref wrappedKeyLen);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());

                // Do something interesting with wrapped key

                // Define attributes for unwrapped key
                CK_ATTRIBUTE[] template = new CK_ATTRIBUTE[6];
                template[0] = CkaUtils.CreateAttribute(CKA.CKA_CLASS, CKO.CKO_SECRET_KEY);
                template[1] = CkaUtils.CreateAttribute(CKA.CKA_KEY_TYPE, CKK.CKK_DES3);
                template[2] = CkaUtils.CreateAttribute(CKA.CKA_ENCRYPT, true);
                template[3] = CkaUtils.CreateAttribute(CKA.CKA_DECRYPT, true);
                template[4] = CkaUtils.CreateAttribute(CKA.CKA_DERIVE, true);
                template[5] = CkaUtils.CreateAttribute(CKA.CKA_EXTRACTABLE, true);

                // Unwrap key
                uint unwrappedKeyId = 0;
                rv = pkcs11.C_UnwrapKey(session, ref mechanism, privKeyId, wrappedKey, wrappedKeyLen, template, Convert.ToUInt32(template.Length), ref unwrappedKeyId);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());

                // Do something interesting with unwrapped key

                rv = pkcs11.C_DestroyObject(session, privKeyId);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                rv = pkcs11.C_DestroyObject(session, pubKeyId);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                rv = pkcs11.C_DestroyObject(session, keyId);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                rv = pkcs11.C_Logout(session);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                rv = pkcs11.C_CloseSession(session);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                rv = pkcs11.C_Finalize(IntPtr.Zero);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
            }
        }
        public void _01_GetAttributeValueTest()
        {
            if (Platform.UnmanagedLongSize != 4 || Platform.StructPackingSize != 0)
                Assert.Inconclusive("Test cannot be executed on this platform");

            CKR rv = CKR.CKR_OK;
            
            using (Pkcs11 pkcs11 = new Pkcs11(Settings.Pkcs11LibraryPath))
            {
                rv = pkcs11.C_Initialize(Settings.InitArgs40);
                if ((rv != CKR.CKR_OK) && (rv != CKR.CKR_CRYPTOKI_ALREADY_INITIALIZED))
                    Assert.Fail(rv.ToString());
                
                // Find first slot with token present
                uint slotId = Helpers.GetUsableSlot(pkcs11);
                
                uint session = CK.CK_INVALID_HANDLE;
                rv = pkcs11.C_OpenSession(slotId, (CKF.CKF_SERIAL_SESSION | CKF.CKF_RW_SESSION), IntPtr.Zero, IntPtr.Zero, ref session);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                // Login as normal user
                rv = pkcs11.C_Login(session, CKU.CKU_USER, Settings.NormalUserPinArray, Convert.ToUInt32(Settings.NormalUserPinArray.Length));
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                // Create object
                uint objectId = CK.CK_INVALID_HANDLE;
                rv = Helpers.CreateDataObject(pkcs11, session, ref objectId);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());

                // Prepare list of empty attributes we want to read
                CK_ATTRIBUTE[] template = new CK_ATTRIBUTE[2];
                template[0] = CkaUtils.CreateAttribute(CKA.CKA_LABEL);
                template[1] = CkaUtils.CreateAttribute(CKA.CKA_VALUE);

                // Get size of each individual attribute value in first call
                rv = pkcs11.C_GetAttributeValue(session, objectId, template, Convert.ToUInt32(template.Length));
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());

                // In LowLevelAPI we have to allocate unmanaged memory for attribute value
                for (int i = 0; i < template.Length; i++)
                    template[i].value = UnmanagedMemory.Allocate(Convert.ToInt32(template[i].valueLen));

                // Get attribute value in second call
                rv = pkcs11.C_GetAttributeValue(session, objectId, template, Convert.ToUInt32(template.Length));
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());

                // Do something interesting with attribute value
                byte[] ckaLabel = UnmanagedMemory.Read(template[0].value, Convert.ToInt32(template[0].valueLen));
                Assert.IsTrue(Convert.ToBase64String(ckaLabel) == Convert.ToBase64String(Settings.ApplicationNameArray));

                // In LowLevelAPI we have to free unmanaged memory taken by attributes
                for (int i = 0; i < template.Length; i++)
                {
                    UnmanagedMemory.Free(ref template[i].value);
                    template[i].valueLen = 0;
                }

                rv = pkcs11.C_DestroyObject(session, objectId);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                rv = pkcs11.C_Logout(session);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                rv = pkcs11.C_CloseSession(session);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                rv = pkcs11.C_Finalize(IntPtr.Zero);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
            }
        }
        public void _04_MultiThreadedInitializeTest()
        {
            if (Platform.UnmanagedLongSize != 4 || Platform.StructPackingSize != 0)
                Assert.Inconclusive("Test cannot be executed on this platform");

            CKR rv = CKR.CKR_OK;

            using (Pkcs11 pkcs11 = new Pkcs11(Settings.Pkcs11LibraryPath))
            {
                // If an application will be accessing PKCS#11 library from multiple threads
                // simultaneously, it has to provide initArgs parameter to C_Initialize method.
                // The easiest way is to set CKF_OS_LOCKING_OK flag, which will indicate that 
                // PKCS#11 library can use the native operation system threading model for locking.
                CK_C_INITIALIZE_ARGS initArgs = new CK_C_INITIALIZE_ARGS();
                initArgs.Flags = CKF.CKF_OS_LOCKING_OK;
                
                rv = pkcs11.C_Initialize(initArgs);
                if ((rv != CKR.CKR_OK) && (rv != CKR.CKR_CRYPTOKI_ALREADY_INITIALIZED))
                    Assert.Fail(rv.ToString());
                
                // Do something interesting
                
                rv = pkcs11.C_Finalize(IntPtr.Zero);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
            }
        }
        public void _01_SignAndVerifySinglePartTest()
        {
            if (Platform.UnmanagedLongSize != 4 || Platform.StructPackingSize != 0)
                Assert.Inconclusive("Test cannot be executed on this platform");

            CKR rv = CKR.CKR_OK;
            
            using (Pkcs11 pkcs11 = new Pkcs11(Settings.Pkcs11LibraryPath))
            {
                rv = pkcs11.C_Initialize(Settings.InitArgs40);
                if ((rv != CKR.CKR_OK) && (rv != CKR.CKR_CRYPTOKI_ALREADY_INITIALIZED))
                    Assert.Fail(rv.ToString());
                
                // Find first slot with token present
                uint slotId = Helpers.GetUsableSlot(pkcs11);
                
                uint session = CK.CK_INVALID_HANDLE;
                rv = pkcs11.C_OpenSession(slotId, (CKF.CKF_SERIAL_SESSION | CKF.CKF_RW_SESSION), IntPtr.Zero, IntPtr.Zero, ref session);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                // Login as normal user
                rv = pkcs11.C_Login(session, CKU.CKU_USER, Settings.NormalUserPinArray, Convert.ToUInt32(Settings.NormalUserPinArray.Length));
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                // Generate asymetric key pair
                uint pubKeyId = CK.CK_INVALID_HANDLE;
                uint privKeyId = CK.CK_INVALID_HANDLE;
                rv = Helpers.GenerateKeyPair(pkcs11, session, ref pubKeyId, ref privKeyId);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());

                // Specify signing mechanism (needs no parameter => no unamanaged memory is needed)
                CK_MECHANISM mechanism = CkmUtils.CreateMechanism(CKM.CKM_SHA1_RSA_PKCS);

                // Initialize signing operation
                rv = pkcs11.C_SignInit(session, ref mechanism, privKeyId);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                byte[] sourceData = ConvertUtils.Utf8StringToBytes("Hello world");

                // Get length of signature in first call
                uint signatureLen = 0;
                rv = pkcs11.C_Sign(session, sourceData, Convert.ToUInt32(sourceData.Length), null, ref signatureLen);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());

                Assert.IsTrue(signatureLen > 0);
                
                // Allocate array for signature
                byte[] signature = new byte[signatureLen];

                // Get signature in second call
                rv = pkcs11.C_Sign(session, sourceData, Convert.ToUInt32(sourceData.Length), signature, ref signatureLen);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());

                // Do something interesting with signature

                // Initialize verification operation
                rv = pkcs11.C_VerifyInit(session, ref mechanism, pubKeyId);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());

                // Verify signature
                rv = pkcs11.C_Verify(session, sourceData, Convert.ToUInt32(sourceData.Length), signature, Convert.ToUInt32(signature.Length));
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());

                // Do something interesting with verification result

                rv = pkcs11.C_DestroyObject(session, privKeyId);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());

                rv = pkcs11.C_DestroyObject(session, pubKeyId);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                rv = pkcs11.C_Logout(session);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                rv = pkcs11.C_CloseSession(session);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                rv = pkcs11.C_Finalize(IntPtr.Zero);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
            }
        }
示例#23
0
        /// <summary>
        /// Obtains a list of all slots where token that matches PKCS#11 URI is present
        /// </summary>
        /// <param name="pkcs11Uri">PKCS#11 URI</param>
        /// <param name="pkcs11">Low level PKCS#11 wrapper</param>
        /// <param name="tokenPresent">Flag indicating whether the list obtained includes only those slots with a token present (true), or all slots (false)</param>
        /// <param name="slotList">List of slots matching PKCS#11 URI</param>
        /// <returns>CKR_OK if successful; any other value otherwise</returns>
        public static CKR GetMatchingSlotList(Pkcs11Uri pkcs11Uri, Pkcs11 pkcs11, bool tokenPresent, out uint[] slotList)
        {
            if (pkcs11Uri == null)
                throw new ArgumentNullException("pkcs11Uri");

            if (pkcs11 == null)
                throw new ArgumentNullException("pkcs11");

            List<uint> matchingSlots = new List<uint>();

            // Get library information
            CK_INFO libraryInfo = new CK_INFO();
            CKR rv = pkcs11.C_GetInfo(ref libraryInfo);
            if (rv != CKR.CKR_OK)
            {
                slotList = new uint[0];
                return rv;
            }

            // Check whether library matches URI
            if (!Matches(pkcs11Uri, libraryInfo))
            {
                slotList = new uint[0];
                return CKR.CKR_OK;
            }

            // Get number of slots in first call
            uint slotCount = 0;
            rv = pkcs11.C_GetSlotList(false, null, ref slotCount);
            if (rv != CKR.CKR_OK)
            {
                slotList = new uint[0];
                return rv;
            }

            if (slotCount < 1)
            {
                slotList = new uint[0];
                return CKR.CKR_OK;
            }

            // Allocate array for slot IDs
            uint[] slots = new uint[slotCount];

            // Get slot IDs in second call
            rv = pkcs11.C_GetSlotList(tokenPresent, slots, ref slotCount);
            if (rv != CKR.CKR_OK)
            {
                slotList = new uint[0];
                return rv;
            }

            // Shrink array if needed
            if (slots.Length != slotCount)
                Array.Resize(ref slots, Convert.ToInt32(slotCount));

            // Match slots with Pkcs11Uri
            foreach (uint slot in slots)
            {
                CK_SLOT_INFO slotInfo = new CK_SLOT_INFO();
                rv = pkcs11.C_GetSlotInfo(slot, ref slotInfo);
                if (rv != CKR.CKR_OK)
                {
                    slotList = new uint[0];
                    return rv;
                }

                // Check whether slot matches URI
                if (Matches(pkcs11Uri, slotInfo, slot))
                {
                    if ((slotInfo.Flags & CKF.CKF_TOKEN_PRESENT) == CKF.CKF_TOKEN_PRESENT)
                    {
                        CK_TOKEN_INFO tokenInfo = new CK_TOKEN_INFO();
                        rv = pkcs11.C_GetTokenInfo(slot, ref tokenInfo);
                        if (rv != CKR.CKR_OK)
                        {
                            slotList = new uint[0];
                            return rv;
                        }

                        // Check whether token matches URI
                        if (Matches(pkcs11Uri, tokenInfo))
                            matchingSlots.Add(slot);
                    }
                    else
                    {
                        if (!tokenPresent && Pkcs11UriSharedUtils.Matches(pkcs11Uri, null, null, null, null))
                            matchingSlots.Add(slot);
                    }
                }
            }

            slotList = matchingSlots.ToArray();
            return CKR.CKR_OK;
        }
        public void _01_EncryptAndDecryptSinglePartTest()
        {
            if (Platform.UnmanagedLongSize != 4 || Platform.StructPackingSize != 0)
                Assert.Inconclusive("Test cannot be executed on this platform");

            CKR rv = CKR.CKR_OK;
            
            using (Pkcs11 pkcs11 = new Pkcs11(Settings.Pkcs11LibraryPath))
            {
                rv = pkcs11.C_Initialize(Settings.InitArgs40);
                if ((rv != CKR.CKR_OK) && (rv != CKR.CKR_CRYPTOKI_ALREADY_INITIALIZED))
                    Assert.Fail(rv.ToString());
                
                // Find first slot with token present
                uint slotId = Helpers.GetUsableSlot(pkcs11);
                
                uint session = CK.CK_INVALID_HANDLE;
                rv = pkcs11.C_OpenSession(slotId, (CKF.CKF_SERIAL_SESSION | CKF.CKF_RW_SESSION), IntPtr.Zero, IntPtr.Zero, ref session);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                // Login as normal user
                rv = pkcs11.C_Login(session, CKU.CKU_USER, Settings.NormalUserPinArray, Convert.ToUInt32(Settings.NormalUserPinArray.Length));
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                // Generate symetric key
                uint keyId = CK.CK_INVALID_HANDLE;
                rv = Helpers.GenerateKey(pkcs11, session, ref keyId);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());

                // Generate random initialization vector
                byte[] iv = new byte[8];
                rv = pkcs11.C_GenerateRandom(session, iv, Convert.ToUInt32(iv.Length));
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());

                // Specify encryption mechanism with initialization vector as parameter.
                // Note that CkmUtils.CreateMechanism() automaticaly copies iv into newly allocated unmanaged memory.
                CK_MECHANISM mechanism = CkmUtils.CreateMechanism(CKM.CKM_DES3_CBC, iv);
                
                // Initialize encryption operation
                rv = pkcs11.C_EncryptInit(session, ref mechanism, keyId);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());

                byte[] sourceData = ConvertUtils.Utf8StringToBytes("Our new password");

                // Get length of encrypted data in first call
                uint encryptedDataLen = 0;
                rv = pkcs11.C_Encrypt(session, sourceData, Convert.ToUInt32(sourceData.Length), null, ref encryptedDataLen);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());

                Assert.IsTrue(encryptedDataLen > 0);

                // Allocate array for encrypted data
                byte[] encryptedData = new byte[encryptedDataLen];

                // Get encrypted data in second call
                rv = pkcs11.C_Encrypt(session, sourceData, Convert.ToUInt32(sourceData.Length), encryptedData, ref encryptedDataLen);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());

                // Do something interesting with encrypted data

                // Initialize decryption operation
                rv = pkcs11.C_DecryptInit(session, ref mechanism, keyId);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());

                // Get length of decrypted data in first call
                uint decryptedDataLen = 0;
                rv = pkcs11.C_Decrypt(session, encryptedData, Convert.ToUInt32(encryptedData.Length), null, ref decryptedDataLen);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());

                Assert.IsTrue(decryptedDataLen > 0);
                
                // Allocate array for decrypted data
                byte[] decryptedData = new byte[decryptedDataLen];

                // Get decrypted data in second call
                rv = pkcs11.C_Decrypt(session, encryptedData, Convert.ToUInt32(encryptedData.Length), decryptedData, ref decryptedDataLen);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());

                // Do something interesting with decrypted data
                Assert.IsTrue(Convert.ToBase64String(sourceData) == Convert.ToBase64String(decryptedData));

                // In LowLevelAPI we have to free unmanaged memory taken by mechanism parameter (iv in this case)
                UnmanagedMemory.Free(ref mechanism.Parameter);
                mechanism.ParameterLen = 0;

                rv = pkcs11.C_DestroyObject(session, keyId);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                rv = pkcs11.C_Logout(session);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                rv = pkcs11.C_CloseSession(session);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                rv = pkcs11.C_Finalize(IntPtr.Zero);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
            }
        }
        /// <summary>
        /// Creates the PKCS#1 v1.5 RSA signature with SHA-1 mechanism
        /// </summary>
        /// <param name="data">Data that should be signed</param>
        /// <param name="uri">PKCS#11 URI identifying PKCS#11 library, token and private key</param>
        /// <returns>PKCS#1 v1.5 RSA signature</returns>
        private byte[] SignData(byte[] data, string uri)
        {
            // Verify input parameters
            if (data == null)
                throw new ArgumentNullException("data");

            if (string.IsNullOrEmpty(uri))
                throw new ArgumentNullException("uri");

            // Parse PKCS#11 URI
            Pkcs11Uri pkcs11Uri = new Pkcs11Uri(uri);

            // Verify that URI contains all information required to perform this operation
            if (pkcs11Uri.ModulePath == null)
                throw new Exception("PKCS#11 URI does not specify PKCS#11 library");

            if (pkcs11Uri.PinValue == null)
                throw new Exception("PKCS#11 URI does not specify PIN");

            if (!pkcs11Uri.DefinesObject || pkcs11Uri.Type != CKO.CKO_PRIVATE_KEY)
                throw new Exception("PKCS#11 URI does not specify private key");

            // Load and initialize PKCS#11 library specified by URI
            CKR rv = CKR.CKR_OK;

            using (Pkcs11 pkcs11 = new Pkcs11(pkcs11Uri.ModulePath, true))
            {
                rv = pkcs11.C_Initialize(Settings.InitArgs40);
                if ((rv != CKR.CKR_OK) && (rv != CKR.CKR_CRYPTOKI_ALREADY_INITIALIZED))
                    Assert.Fail(rv.ToString());

                //  Obtain a list of all slots with tokens that match URI
                uint[] slots = null;
                
                rv = Pkcs11UriUtils.GetMatchingSlotList(pkcs11Uri, pkcs11, true, out slots);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());

                if ((slots == null) || (slots.Length == 0))
                    throw new Exception("None of the slots matches PKCS#11 URI");

                // Open read only session with first token that matches URI
                uint session = CK.CK_INVALID_HANDLE;

                rv = pkcs11.C_OpenSession(slots[0], (CKF.CKF_SERIAL_SESSION | CKF.CKF_RW_SESSION), IntPtr.Zero, IntPtr.Zero, ref session);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());

                // Login as normal user with PIN acquired from URI
                byte[] pinValue = ConvertUtils.Utf8StringToBytes(pkcs11Uri.PinValue);

                rv = pkcs11.C_Login(session, CKU.CKU_USER, pinValue, Convert.ToUInt32(pinValue.Length));
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());

                // Get list of object attributes for the private key specified by URI
                CK_ATTRIBUTE[] attributes = null;

                Pkcs11UriUtils.GetObjectAttributes(pkcs11Uri, out attributes);

                // Find private key specified by URI
                uint foundObjectCount = 0;
                uint[] foundObjectIds = new uint[] { CK.CK_INVALID_HANDLE };

                rv = pkcs11.C_FindObjectsInit(session, attributes, Convert.ToUInt32(attributes.Length));
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());

                rv = pkcs11.C_FindObjects(session, foundObjectIds, Convert.ToUInt32(foundObjectIds.Length), ref foundObjectCount);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());

                rv = pkcs11.C_FindObjectsFinal(session);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());

                if ((foundObjectCount == 0) || (foundObjectIds[0] == CK.CK_INVALID_HANDLE))
                    throw new Exception("None of the private keys match PKCS#11 URI");

                // Create signature with the private key specified by URI
                CK_MECHANISM mechanism = CkmUtils.CreateMechanism(CKM.CKM_SHA1_RSA_PKCS);

                rv = pkcs11.C_SignInit(session, ref mechanism, foundObjectIds[0]);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());

                uint signatureLen = 0;

                rv = pkcs11.C_Sign(session, data, Convert.ToUInt32(data.Length), null, ref signatureLen);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());

                Assert.IsTrue(signatureLen > 0);

                byte[] signature = new byte[signatureLen];

                rv = pkcs11.C_Sign(session, data, Convert.ToUInt32(data.Length), signature, ref signatureLen);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());

                if (signature.Length != signatureLen)
                    Array.Resize(ref signature, Convert.ToInt32(signatureLen));

                // Release PKCS#11 resources
                rv = pkcs11.C_Logout(session);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());

                rv = pkcs11.C_CloseSession(session);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());

                rv = pkcs11.C_Finalize(IntPtr.Zero);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());

                return signature;
            }
        }
        public void _01_BasicSignEncryptAndDecryptVerifyTest()
        {
            if (Platform.UnmanagedLongSize != 4 || Platform.StructPackingSize != 0)
                Assert.Inconclusive("Test cannot be executed on this platform");

            CKR rv = CKR.CKR_OK;
            
            using (Pkcs11 pkcs11 = new Pkcs11(Settings.Pkcs11LibraryPath))
            {
                rv = pkcs11.C_Initialize(Settings.InitArgs40);
                if ((rv != CKR.CKR_OK) && (rv != CKR.CKR_CRYPTOKI_ALREADY_INITIALIZED))
                    Assert.Fail(rv.ToString());
                
                // Find first slot with token present
                uint slotId = Helpers.GetUsableSlot(pkcs11);
                
                uint session = CK.CK_INVALID_HANDLE;
                rv = pkcs11.C_OpenSession(slotId, (CKF.CKF_SERIAL_SESSION | CKF.CKF_RW_SESSION), IntPtr.Zero, IntPtr.Zero, ref session);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                // Login as normal user
                rv = pkcs11.C_Login(session, CKU.CKU_USER, Settings.NormalUserPinArray, Convert.ToUInt32(Settings.NormalUserPinArray.Length));
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());

                // Generate asymetric key pair
                uint pubKeyId = CK.CK_INVALID_HANDLE;
                uint privKeyId = CK.CK_INVALID_HANDLE;
                rv = Helpers.GenerateKeyPair(pkcs11, session, ref pubKeyId, ref privKeyId);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());

                // Specify signing mechanism (needs no parameter => no unamanaged memory is needed)
                CK_MECHANISM signingMechanism = CkmUtils.CreateMechanism(CKM.CKM_SHA1_RSA_PKCS);

                // Generate symetric key
                uint keyId = CK.CK_INVALID_HANDLE;
                rv = Helpers.GenerateKey(pkcs11, session, ref keyId);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());

                // Generate random initialization vector
                byte[] iv = new byte[8];
                rv = pkcs11.C_GenerateRandom(session, iv, Convert.ToUInt32(iv.Length));
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                // Specify encryption mechanism with initialization vector as parameter.
                // Note that CkmUtils.CreateMechanism() automaticaly copies iv into newly allocated unmanaged memory.
                CK_MECHANISM encryptionMechanism = CkmUtils.CreateMechanism(CKM.CKM_DES3_CBC, iv);

                byte[] sourceData = ConvertUtils.Utf8StringToBytes("Passw0rd");
                byte[] signature = null;
                byte[] encryptedData = null;
                byte[] decryptedData = null;
                
                // Multipart signing and encryption function C_SignEncryptUpdate can be used i.e. for signing and encryption of streamed data
                using (MemoryStream inputStream = new MemoryStream(sourceData), outputStream = new MemoryStream())
                {
                    // Initialize signing operation
                    rv = pkcs11.C_SignInit(session, ref signingMechanism, privKeyId);
                    if (rv != CKR.CKR_OK)
                        Assert.Fail(rv.ToString());

                    // Initialize encryption operation
                    rv = pkcs11.C_EncryptInit(session, ref encryptionMechanism, keyId);
                    if (rv != CKR.CKR_OK)
                        Assert.Fail(rv.ToString());
                    
                    // Prepare buffer for source data part
                    // Note that in real world application we would rather use bigger buffer i.e. 4096 bytes long
                    byte[] part = new byte[8];
                    
                    // Prepare buffer for encrypted data part
                    // Note that in real world application we would rather use bigger buffer i.e. 4096 bytes long
                    byte[] encryptedPart = new byte[8];
                    uint encryptedPartLen = Convert.ToUInt32(encryptedPart.Length);
                    
                    // Read input stream with source data
                    int bytesRead = 0;
                    while ((bytesRead = inputStream.Read(part, 0, part.Length)) > 0)
                    {
                        // Process each individual source data part
                        encryptedPartLen = Convert.ToUInt32(encryptedPart.Length);
                        rv = pkcs11.C_SignEncryptUpdate(session, part, Convert.ToUInt32(bytesRead), encryptedPart, ref encryptedPartLen);
                        if (rv != CKR.CKR_OK)
                            Assert.Fail(rv.ToString());
                        
                        // Append encrypted data part to the output stream
                        outputStream.Write(encryptedPart, 0, Convert.ToInt32(encryptedPartLen));
                    }

                    // Get the length of signature in first call
                    uint signatureLen = 0;
                    rv = pkcs11.C_SignFinal(session, null, ref signatureLen);
                    if (rv != CKR.CKR_OK)
                        Assert.Fail(rv.ToString());
                    
                    Assert.IsTrue(signatureLen > 0);
                    
                    // Allocate array for signature
                    signature = new byte[signatureLen];
                    
                    // Get signature in second call
                    rv = pkcs11.C_SignFinal(session, signature, ref signatureLen);
                    if (rv != CKR.CKR_OK)
                        Assert.Fail(rv.ToString());

                    // Get the length of last encrypted data part in first call
                    byte[] lastEncryptedPart = null;
                    uint lastEncryptedPartLen = 0;
                    rv = pkcs11.C_EncryptFinal(session, null, ref lastEncryptedPartLen);
                    if (rv != CKR.CKR_OK)
                        Assert.Fail(rv.ToString());
                    
                    // Allocate array for the last encrypted data part
                    lastEncryptedPart = new byte[lastEncryptedPartLen];
                    
                    // Get the last encrypted data part in second call
                    rv = pkcs11.C_EncryptFinal(session, lastEncryptedPart, ref lastEncryptedPartLen);
                    if (rv != CKR.CKR_OK)
                        Assert.Fail(rv.ToString());
                    
                    // Append the last encrypted data part to the output stream
                    outputStream.Write(lastEncryptedPart, 0, Convert.ToInt32(lastEncryptedPartLen));
                    
                    // Read whole output stream to the byte array so we can compare results more easily
                    encryptedData = outputStream.ToArray();
                }
                
                // Do something interesting with signature and encrypted data

                // Multipart decryption and verification function C_DecryptVerifyUpdate can be used i.e. for decryption and signature verification of streamed data
                using (MemoryStream inputStream = new MemoryStream(encryptedData), outputStream = new MemoryStream())
                {
                    // Initialize decryption operation
                    rv = pkcs11.C_DecryptInit(session, ref encryptionMechanism, keyId);
                    if (rv != CKR.CKR_OK)
                        Assert.Fail(rv.ToString());

                    // Initialize verification operation
                    rv = pkcs11.C_VerifyInit(session, ref signingMechanism, pubKeyId);
                    if (rv != CKR.CKR_OK)
                        Assert.Fail(rv.ToString());

                    // Prepare buffer for encrypted data part
                    // Note that in real world application we would rather use bigger buffer i.e. 4096 bytes long
                    byte[] encryptedPart = new byte[8];
                    
                    // Prepare buffer for decrypted data part
                    // Note that in real world application we would rather use bigger buffer i.e. 4096 bytes long
                    byte[] part = new byte[8];
                    uint partLen = Convert.ToUInt32(part.Length);
                    
                    // Read input stream with encrypted data
                    int bytesRead = 0;
                    while ((bytesRead = inputStream.Read(encryptedPart, 0, encryptedPart.Length)) > 0)
                    {
                        // Process each individual encrypted data part
                        partLen = Convert.ToUInt32(part.Length);
                        rv = pkcs11.C_DecryptVerifyUpdate(session, encryptedPart, Convert.ToUInt32(bytesRead), part, ref partLen);
                        if (rv != CKR.CKR_OK)
                            Assert.Fail(rv.ToString());
                        
                        // Append decrypted data part to the output stream
                        outputStream.Write(part, 0, Convert.ToInt32(partLen));
                    }

                    // Get the length of last decrypted data part in first call
                    byte[] lastPart = null;
                    uint lastPartLen = 0;
                    rv = pkcs11.C_DecryptFinal(session, null, ref lastPartLen);
                    if (rv != CKR.CKR_OK)
                        Assert.Fail(rv.ToString());
                    
                    // Allocate array for the last decrypted data part
                    lastPart = new byte[lastPartLen];
                    
                    // Get the last decrypted data part in second call
                    rv = pkcs11.C_DecryptFinal(session, lastPart, ref lastPartLen);
                    if (rv != CKR.CKR_OK)
                        Assert.Fail(rv.ToString());
                    
                    // Append the last decrypted data part to the output stream
                    outputStream.Write(lastPart, 0, Convert.ToInt32(lastPartLen));
                    
                    // Read whole output stream to the byte array so we can compare results more easily
                    decryptedData = outputStream.ToArray();

                    // Verify signature
                    rv = pkcs11.C_VerifyFinal(session, signature, Convert.ToUInt32(signature.Length));
                    if (rv != CKR.CKR_OK)
                        Assert.Fail(rv.ToString());
                }
                
                // Do something interesting with decrypted data and verification result
                Assert.IsTrue(Convert.ToBase64String(sourceData) == Convert.ToBase64String(decryptedData));
                
                // In LowLevelAPI we have to free unmanaged memory taken by mechanism parameter (iv in this case)
                UnmanagedMemory.Free(ref encryptionMechanism.Parameter);
                encryptionMechanism.ParameterLen = 0;

                rv = pkcs11.C_DestroyObject(session, privKeyId);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                rv = pkcs11.C_DestroyObject(session, pubKeyId);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());

                rv = pkcs11.C_DestroyObject(session, keyId);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                rv = pkcs11.C_Logout(session);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                rv = pkcs11.C_CloseSession(session);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                rv = pkcs11.C_Finalize(IntPtr.Zero);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
            }
        }
        public void _02_SignAndVerifyMultiPartTest()
        {
            if (Platform.UnmanagedLongSize != 4 || Platform.StructPackingSize != 0)
                Assert.Inconclusive("Test cannot be executed on this platform");

            CKR rv = CKR.CKR_OK;
            
            using (Pkcs11 pkcs11 = new Pkcs11(Settings.Pkcs11LibraryPath))
            {
                rv = pkcs11.C_Initialize(Settings.InitArgs40);
                if ((rv != CKR.CKR_OK) && (rv != CKR.CKR_CRYPTOKI_ALREADY_INITIALIZED))
                    Assert.Fail(rv.ToString());
                
                // Find first slot with token present
                uint slotId = Helpers.GetUsableSlot(pkcs11);
                
                uint session = CK.CK_INVALID_HANDLE;
                rv = pkcs11.C_OpenSession(slotId, (CKF.CKF_SERIAL_SESSION | CKF.CKF_RW_SESSION), IntPtr.Zero, IntPtr.Zero, ref session);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                // Login as normal user
                rv = pkcs11.C_Login(session, CKU.CKU_USER, Settings.NormalUserPinArray, Convert.ToUInt32(Settings.NormalUserPinArray.Length));
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                // Generate asymetric key pair
                uint pubKeyId = CK.CK_INVALID_HANDLE;
                uint privKeyId = CK.CK_INVALID_HANDLE;
                rv = Helpers.GenerateKeyPair(pkcs11, session, ref pubKeyId, ref privKeyId);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                // Specify signing mechanism (needs no parameter => no unamanaged memory is needed)
                CK_MECHANISM mechanism = CkmUtils.CreateMechanism(CKM.CKM_SHA1_RSA_PKCS);

                byte[] sourceData = ConvertUtils.Utf8StringToBytes("Hello world");
                byte[] signature = null;

                // Multipart signature functions C_SignUpdate and C_SignFinal can be used i.e. for signing of streamed data
                using (MemoryStream inputStream = new MemoryStream(sourceData))
                {
                    // Initialize signing operation
                    rv = pkcs11.C_SignInit(session, ref mechanism, privKeyId);
                    if (rv != CKR.CKR_OK)
                        Assert.Fail(rv.ToString());

                    // Prepare buffer for source data part
                    // Note that in real world application we would rather use bigger buffer i.e. 4096 bytes long
                    byte[] part = new byte[8];

                    // Read input stream with source data
                    int bytesRead = 0;
                    while ((bytesRead = inputStream.Read(part, 0, part.Length)) > 0)
                    {
                        // Process each individual source data part
                        rv = pkcs11.C_SignUpdate(session, part, Convert.ToUInt32(bytesRead));
                        if (rv != CKR.CKR_OK)
                            Assert.Fail(rv.ToString());
                    }

                    // Get the length of signature in first call
                    uint signatureLen = 0;
                    rv = pkcs11.C_SignFinal(session, null, ref signatureLen);
                    if (rv != CKR.CKR_OK)
                        Assert.Fail(rv.ToString());

                    Assert.IsTrue(signatureLen > 0);
                    
                    // Allocate array for signature
                    signature = new byte[signatureLen];

                    // Get signature in second call
                    rv = pkcs11.C_SignFinal(session, signature, ref signatureLen);
                    if (rv != CKR.CKR_OK)
                        Assert.Fail(rv.ToString());
                }

                // Do something interesting with signature

                // Multipart verification functions C_VerifyUpdate and C_VerifyFinal can be used i.e. for signature verification of streamed data
                using (MemoryStream inputStream = new MemoryStream(sourceData))
                {
                    // Initialize verification operation
                    rv = pkcs11.C_VerifyInit(session, ref mechanism, pubKeyId);
                    if (rv != CKR.CKR_OK)
                        Assert.Fail(rv.ToString());
                    
                    // Prepare buffer for source data part
                    // Note that in real world application we would rather use bigger buffer i.e. 4096 bytes long
                    byte[] part = new byte[8];
                    
                    // Read input stream with source data
                    int bytesRead = 0;
                    while ((bytesRead = inputStream.Read(part, 0, part.Length)) > 0)
                    {
                        // Process each individual source data part
                        rv = pkcs11.C_VerifyUpdate(session, part, Convert.ToUInt32(bytesRead));
                        if (rv != CKR.CKR_OK)
                            Assert.Fail(rv.ToString());
                    }

                    // Verify signature
                    rv = pkcs11.C_VerifyFinal(session, signature, Convert.ToUInt32(signature.Length));
                    if (rv != CKR.CKR_OK)
                        Assert.Fail(rv.ToString());
                }

                // Do something interesting with verification result

                rv = pkcs11.C_DestroyObject(session, privKeyId);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                rv = pkcs11.C_DestroyObject(session, pubKeyId);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                rv = pkcs11.C_Logout(session);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                rv = pkcs11.C_CloseSession(session);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                rv = pkcs11.C_Finalize(IntPtr.Zero);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
            }
        }
        public void _02_SetAttributeValueTest()
        {
            if (Platform.UnmanagedLongSize != 4 || Platform.StructPackingSize != 0)
                Assert.Inconclusive("Test cannot be executed on this platform");

            CKR rv = CKR.CKR_OK;
            
            using (Pkcs11 pkcs11 = new Pkcs11(Settings.Pkcs11LibraryPath))
            {
                rv = pkcs11.C_Initialize(Settings.InitArgs40);
                if ((rv != CKR.CKR_OK) && (rv != CKR.CKR_CRYPTOKI_ALREADY_INITIALIZED))
                    Assert.Fail(rv.ToString());
                
                // Find first slot with token present
                uint slotId = Helpers.GetUsableSlot(pkcs11);
                
                uint session = CK.CK_INVALID_HANDLE;
                rv = pkcs11.C_OpenSession(slotId, (CKF.CKF_SERIAL_SESSION | CKF.CKF_RW_SESSION), IntPtr.Zero, IntPtr.Zero, ref session);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                // Login as normal user
                rv = pkcs11.C_Login(session, CKU.CKU_USER, Settings.NormalUserPinArray, Convert.ToUInt32(Settings.NormalUserPinArray.Length));
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                // Create object
                uint objectId = CK.CK_INVALID_HANDLE;
                rv = Helpers.CreateDataObject(pkcs11, session, ref objectId);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());

                // Prepare list of attributes we want to set
                CK_ATTRIBUTE[] template = new CK_ATTRIBUTE[2];
                template[0] = CkaUtils.CreateAttribute(CKA.CKA_LABEL, "Hello world");
                template[1] = CkaUtils.CreateAttribute(CKA.CKA_VALUE, "New data object content");

                // Set attributes
                rv = pkcs11.C_SetAttributeValue(session, objectId, template, Convert.ToUInt32(template.Length));
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());

                // In LowLevelAPI we have to free unmanaged memory taken by attributes
                for (int i = 0; i < template.Length; i++)
                {
                    UnmanagedMemory.Free(ref template[i].value);
                    template[i].valueLen = 0;
                }
                
                rv = pkcs11.C_DestroyObject(session, objectId);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                rv = pkcs11.C_Logout(session);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                rv = pkcs11.C_CloseSession(session);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                rv = pkcs11.C_Finalize(IntPtr.Zero);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
            }
        }
        public void _03_GetObjectSizeTest()
        {
            if (Platform.UnmanagedLongSize != 4 || Platform.StructPackingSize != 0)
                Assert.Inconclusive("Test cannot be executed on this platform");
            
            CKR rv = CKR.CKR_OK;
            
            using (Pkcs11 pkcs11 = new Pkcs11(Settings.Pkcs11LibraryPath))
            {
                rv = pkcs11.C_Initialize(Settings.InitArgs40);
                if ((rv != CKR.CKR_OK) && (rv != CKR.CKR_CRYPTOKI_ALREADY_INITIALIZED))
                    Assert.Fail(rv.ToString());
                
                // Find first slot with token present
                uint slotId = Helpers.GetUsableSlot(pkcs11);
                
                uint session = CK.CK_INVALID_HANDLE;
                rv = pkcs11.C_OpenSession(slotId, (CKF.CKF_SERIAL_SESSION | CKF.CKF_RW_SESSION), IntPtr.Zero, IntPtr.Zero, ref session);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                // Login as normal user
                rv = pkcs11.C_Login(session, CKU.CKU_USER, Settings.NormalUserPinArray, Convert.ToUInt32(Settings.NormalUserPinArray.Length));
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                // Create object
                uint objectId = CK.CK_INVALID_HANDLE;
                rv = Helpers.CreateDataObject(pkcs11, session, ref objectId);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());

                // Determine object size
                uint objectSize = 0;
                rv = pkcs11.C_GetObjectSize(session, objectId, ref objectSize);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                Assert.IsTrue(objectSize > 0);

                rv = pkcs11.C_DestroyObject(session, objectId);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                rv = pkcs11.C_Logout(session);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                rv = pkcs11.C_CloseSession(session);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
                
                rv = pkcs11.C_Finalize(IntPtr.Zero);
                if (rv != CKR.CKR_OK)
                    Assert.Fail(rv.ToString());
            }
        }
        public void _06_Pkcs11WithoutGetFunctionListTest()
        {
            if (Platform.UnmanagedLongSize != 4 || Platform.StructPackingSize != 0)
                Assert.Inconclusive("Test cannot be executed on this platform");

            // Before an application can perform any cryptographic operations with Cryptoki library 
            // it has to obtain function pointers for all the Cryptoki API routines present in the library.
            // This can be done either via C_GetFunctionList() function or via platform specific native 
            // function - GetProcAddress() on Windows and dlsym() on Unix.
            // The most simple constructor of Net.Pkcs11Interop.LowLevelAPI40.Pkcs11 class uses 
            // C_GetFunctionList() approach but Pkcs11Interop also provides an alternative constructor 
            // that can specify which approach should be used.
            using (Pkcs11 pkcs11 = new Pkcs11(Settings.Pkcs11LibraryPath, false))
            {
                // Do something interesting
            }
        }