public C_DigestFinal ( uint session, byte digest, uint &digestLen ) : CKR | ||
session | uint | The session's handle |
digest | byte | /// If set to null then the length of digest is returned in "digestLen" parameter, without actually returning digest. /// If not set to null then "digestLen" parameter must contain the lenght of digest array and digest is returned in "digest" parameter. /// |
digestLen | uint | Location that holds the length of the message digest |
Результат | CKR |
public void _02_DigestMultiPartTest() { if (Platform.UnmanagedLongSize != 4 || Platform.StructPackingSize != 1) 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.InitArgs41); 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); byte[] sourceData = ConvertUtils.Utf8StringToBytes("Hello world"); byte[] digest = null; // Multipart digesting functions C_DigestUpdate and C_DigestFinal can be used i.e. for digesting of streamed data using (MemoryStream inputStream = new MemoryStream(sourceData)) { // Initialize digesting operation rv = pkcs11.C_DigestInit(session, ref mechanism); 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) { // Digest each individual source data part rv = pkcs11.C_DigestUpdate(session, part, Convert.ToUInt32(bytesRead)); if (rv != CKR.CKR_OK) Assert.Fail(rv.ToString()); } // Get length of digest value in first call uint digestLen = 0; rv = pkcs11.C_DigestFinal(session, null, ref digestLen); if (rv != CKR.CKR_OK) Assert.Fail(rv.ToString());; Assert.IsTrue(digestLen > 0); // Allocate array for digest value digest = new byte[digestLen]; // Get digest value in second call rv = pkcs11.C_DigestFinal(session, 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()); } }
public void _01_BasicDigestEncryptAndDecryptDigestTest() { if (Platform.UnmanagedLongSize != 4 || Platform.StructPackingSize != 1) 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.InitArgs41); 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 encryptionMechanism = CkmUtils.CreateMechanism(CKM.CKM_DES3_CBC, iv); // Specify digesting mechanism (needs no parameter => no unamanaged memory is needed) CK_MECHANISM digestingMechanism = CkmUtils.CreateMechanism(CKM.CKM_SHA_1); byte[] sourceData = ConvertUtils.Utf8StringToBytes("Our new password"); byte[] encryptedData = null; byte[] digest1 = null; byte[] decryptedData = null; byte[] digest2 = null; // Multipart digesting and encryption function C_DigestEncryptUpdate can be used i.e. for digesting and encryption of streamed data using (MemoryStream inputStream = new MemoryStream(sourceData), outputStream = new MemoryStream()) { // Initialize digesting operation rv = pkcs11.C_DigestInit(session, ref digestingMechanism); 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_DigestEncryptUpdate(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 length of digest value in first call uint digestLen = 0; rv = pkcs11.C_DigestFinal(session, null, ref digestLen); if (rv != CKR.CKR_OK) Assert.Fail(rv.ToString()); ; Assert.IsTrue(digestLen > 0); // Allocate array for digest value digest1 = new byte[digestLen]; // Get digest value in second call rv = pkcs11.C_DigestFinal(session, digest1, ref digestLen); 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 encrypted data and digest // Multipart decryption and digesting function C_DecryptDigestUpdate can be used i.e. for digesting and decryption 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 digesting operation rv = pkcs11.C_DigestInit(session, ref digestingMechanism); 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_DecryptDigestUpdate(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(); // Get length of digest value in first call uint digestLen = 0; rv = pkcs11.C_DigestFinal(session, null, ref digestLen); if (rv != CKR.CKR_OK) Assert.Fail(rv.ToString()); ; Assert.IsTrue(digestLen > 0); // Allocate array for digest value digest2 = new byte[digestLen]; // Get digest value in second call rv = pkcs11.C_DigestFinal(session, digest2, ref digestLen); if (rv != CKR.CKR_OK) Assert.Fail(rv.ToString()); } // Do something interesting with decrypted data and digest Assert.IsTrue(Convert.ToBase64String(sourceData) == Convert.ToBase64String(decryptedData)); Assert.IsTrue(Convert.ToBase64String(digest1) == Convert.ToBase64String(digest2)); // 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, 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 _03_DigestKeyTest() { if (Platform.UnmanagedLongSize != 4 || Platform.StructPackingSize != 1) 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.InitArgs41); 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()); // 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()); // Digest key rv = pkcs11.C_DigestKey(session, keyId); if (rv != CKR.CKR_OK) Assert.Fail(rv.ToString()); // Get length of digest value in first call uint digestLen = 0; rv = pkcs11.C_DigestFinal(session, 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_DigestFinal(session, digest, ref digestLen); if (rv != CKR.CKR_OK) Assert.Fail(rv.ToString()); // Do something interesting with digest value 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()); } }