public static GetUsableSlot ( |
||
pkcs11 | Initialized PKCS11 wrapper | |
Résultat | ulong |
public void _01_BasicInitTokenAndPinTest() { Helpers.CheckPlatform(); CKR rv = CKR.CKR_OK; using (Pkcs11 pkcs11 = new Pkcs11(Settings.Pkcs11LibraryPath)) { rv = pkcs11.C_Initialize(Settings.InitArgs81); if ((rv != CKR.CKR_OK) && (rv != CKR.CKR_CRYPTOKI_ALREADY_INITIALIZED)) { Assert.Fail(rv.ToString()); } // Find first slot with token present NativeULong 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, ConvertUtils.UInt64FromInt32(Settings.SecurityOfficerPinArray.Length), label); if (rv != CKR.CKR_OK) { Assert.Fail(rv.ToString()); } // Open RW session NativeULong 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, ConvertUtils.UInt64FromInt32(Settings.SecurityOfficerPinArray.Length)); if (rv != CKR.CKR_OK) { Assert.Fail(rv.ToString()); } // Initialize user pin rv = pkcs11.C_InitPIN(session, Settings.NormalUserPinArray, ConvertUtils.UInt64FromInt32(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 _01_BasicWrapAndUnwrapKeyTest() { Helpers.CheckPlatform(); CKR rv = CKR.CKR_OK; using (Pkcs11Library pkcs11Library = new Pkcs11Library(Settings.Pkcs11LibraryPath)) { rv = pkcs11Library.C_Initialize(Settings.InitArgs81); if ((rv != CKR.CKR_OK) && (rv != CKR.CKR_CRYPTOKI_ALREADY_INITIALIZED)) { Assert.Fail(rv.ToString()); } // Find first slot with token present NativeULong slotId = Helpers.GetUsableSlot(pkcs11Library); NativeULong session = CK.CK_INVALID_HANDLE; rv = pkcs11Library.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 = pkcs11Library.C_Login(session, CKU.CKU_USER, Settings.NormalUserPinArray, ConvertUtils.UInt64FromInt32(Settings.NormalUserPinArray.Length)); if (rv != CKR.CKR_OK) { Assert.Fail(rv.ToString()); } // Generate asymetric key pair NativeULong pubKeyId = CK.CK_INVALID_HANDLE; NativeULong privKeyId = CK.CK_INVALID_HANDLE; rv = Helpers.GenerateKeyPair(pkcs11Library, session, ref pubKeyId, ref privKeyId); if (rv != CKR.CKR_OK) { Assert.Fail(rv.ToString()); } // Generate symetric key NativeULong keyId = CK.CK_INVALID_HANDLE; rv = Helpers.GenerateKey(pkcs11Library, 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 NativeULong wrappedKeyLen = 0; rv = pkcs11Library.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 = pkcs11Library.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 NativeULong unwrappedKeyId = 0; rv = pkcs11Library.C_UnwrapKey(session, ref mechanism, privKeyId, wrappedKey, wrappedKeyLen, template, ConvertUtils.UInt64FromInt32(template.Length), ref unwrappedKeyId); if (rv != CKR.CKR_OK) { Assert.Fail(rv.ToString()); } // Do something interesting with unwrapped key rv = pkcs11Library.C_DestroyObject(session, privKeyId); if (rv != CKR.CKR_OK) { Assert.Fail(rv.ToString()); } rv = pkcs11Library.C_DestroyObject(session, pubKeyId); if (rv != CKR.CKR_OK) { Assert.Fail(rv.ToString()); } rv = pkcs11Library.C_DestroyObject(session, keyId); if (rv != CKR.CKR_OK) { Assert.Fail(rv.ToString()); } rv = pkcs11Library.C_Logout(session); if (rv != CKR.CKR_OK) { Assert.Fail(rv.ToString()); } rv = pkcs11Library.C_CloseSession(session); if (rv != CKR.CKR_OK) { Assert.Fail(rv.ToString()); } rv = pkcs11Library.C_Finalize(IntPtr.Zero); if (rv != CKR.CKR_OK) { Assert.Fail(rv.ToString()); } } }
public void _01_GenerateKeyTest() { if (Platform.UnmanagedLongSize != 8 || 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.InitArgs81); if ((rv != CKR.CKR_OK) && (rv != CKR.CKR_CRYPTOKI_ALREADY_INITIALIZED)) { Assert.Fail(rv.ToString()); } // Find first slot with token present ulong slotId = Helpers.GetUsableSlot(pkcs11); ulong 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.ToUInt64(Settings.NormalUserPinArray.Length)); if (rv != CKR.CKR_OK) { Assert.Fail(rv.ToString()); } // Prepare attribute template of new key CK_ATTRIBUTE[] template = new CK_ATTRIBUTE[4]; 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); // Specify key generation mechanism (needs no parameter => no unamanaged memory is needed) CK_MECHANISM mechanism = CkmUtils.CreateMechanism(CKM.CKM_DES3_KEY_GEN); // Generate key ulong keyId = CK.CK_INVALID_HANDLE; rv = pkcs11.C_GenerateKey(session, ref mechanism, template, Convert.ToUInt64(template.Length), ref keyId); 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; } // Do something interesting with generated key // Destroy object 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_GenerateKeyPairTest() { if (Platform.UnmanagedLongSize != 8 || 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.InitArgs81); if ((rv != CKR.CKR_OK) && (rv != CKR.CKR_CRYPTOKI_ALREADY_INITIALIZED)) { Assert.Fail(rv.ToString()); } // Find first slot with token present ulong slotId = Helpers.GetUsableSlot(pkcs11); ulong 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.ToUInt64(Settings.NormalUserPinArray.Length)); if (rv != CKR.CKR_OK) { Assert.Fail(rv.ToString()); } // The CKA_ID attribute is intended as a means of distinguishing multiple key pairs held by the same subject byte[] ckaId = new byte[20]; rv = pkcs11.C_GenerateRandom(session, ckaId, Convert.ToUInt64(ckaId.Length)); if (rv != CKR.CKR_OK) { Assert.Fail(rv.ToString()); } // Prepare attribute template of new public key CK_ATTRIBUTE[] pubKeyTemplate = new CK_ATTRIBUTE[10]; pubKeyTemplate[0] = CkaUtils.CreateAttribute(CKA.CKA_TOKEN, true); pubKeyTemplate[1] = CkaUtils.CreateAttribute(CKA.CKA_PRIVATE, false); pubKeyTemplate[2] = CkaUtils.CreateAttribute(CKA.CKA_LABEL, Settings.ApplicationName); pubKeyTemplate[3] = CkaUtils.CreateAttribute(CKA.CKA_ID, ckaId); pubKeyTemplate[4] = CkaUtils.CreateAttribute(CKA.CKA_ENCRYPT, true); pubKeyTemplate[5] = CkaUtils.CreateAttribute(CKA.CKA_VERIFY, true); pubKeyTemplate[6] = CkaUtils.CreateAttribute(CKA.CKA_VERIFY_RECOVER, true); pubKeyTemplate[7] = CkaUtils.CreateAttribute(CKA.CKA_WRAP, true); pubKeyTemplate[8] = CkaUtils.CreateAttribute(CKA.CKA_MODULUS_BITS, 1024); pubKeyTemplate[9] = CkaUtils.CreateAttribute(CKA.CKA_PUBLIC_EXPONENT, new byte[] { 0x01, 0x00, 0x01 }); // Prepare attribute template of new private key CK_ATTRIBUTE[] privKeyTemplate = new CK_ATTRIBUTE[9]; privKeyTemplate[0] = CkaUtils.CreateAttribute(CKA.CKA_TOKEN, true); privKeyTemplate[1] = CkaUtils.CreateAttribute(CKA.CKA_PRIVATE, true); privKeyTemplate[2] = CkaUtils.CreateAttribute(CKA.CKA_LABEL, Settings.ApplicationName); privKeyTemplate[3] = CkaUtils.CreateAttribute(CKA.CKA_ID, ckaId); privKeyTemplate[4] = CkaUtils.CreateAttribute(CKA.CKA_SENSITIVE, true); privKeyTemplate[5] = CkaUtils.CreateAttribute(CKA.CKA_DECRYPT, true); privKeyTemplate[6] = CkaUtils.CreateAttribute(CKA.CKA_SIGN, true); privKeyTemplate[7] = CkaUtils.CreateAttribute(CKA.CKA_SIGN_RECOVER, true); privKeyTemplate[8] = CkaUtils.CreateAttribute(CKA.CKA_UNWRAP, true); // Specify key generation mechanism (needs no parameter => no unamanaged memory is needed) CK_MECHANISM mechanism = CkmUtils.CreateMechanism(CKM.CKM_RSA_PKCS_KEY_PAIR_GEN); // Generate key pair ulong pubKeyId = CK.CK_INVALID_HANDLE; ulong privKeyId = CK.CK_INVALID_HANDLE; rv = pkcs11.C_GenerateKeyPair(session, ref mechanism, pubKeyTemplate, Convert.ToUInt64(pubKeyTemplate.Length), privKeyTemplate, Convert.ToUInt64(privKeyTemplate.Length), ref pubKeyId, ref privKeyId); 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 < privKeyTemplate.Length; i++) { UnmanagedMemory.Free(ref privKeyTemplate[i].value); privKeyTemplate[i].valueLen = 0; } for (int i = 0; i < pubKeyTemplate.Length; i++) { UnmanagedMemory.Free(ref pubKeyTemplate[i].value); pubKeyTemplate[i].valueLen = 0; } // Do something interesting with generated key pair // Destroy object 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 _01_BasicSignAndVerifyRecoverTest() { Helpers.CheckPlatform(); CKR rv = CKR.CKR_OK; using (Pkcs11 pkcs11 = new Pkcs11(Settings.Pkcs11LibraryPath)) { rv = pkcs11.C_Initialize(Settings.InitArgs81); if ((rv != CKR.CKR_OK) && (rv != CKR.CKR_CRYPTOKI_ALREADY_INITIALIZED)) { Assert.Fail(rv.ToString()); } // Find first slot with token present NativeULong slotId = Helpers.GetUsableSlot(pkcs11); NativeULong 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, NativeLongUtils.ConvertFromInt32(Settings.NormalUserPinArray.Length)); if (rv != CKR.CKR_OK) { Assert.Fail(rv.ToString()); } // Generate asymetric key pair NativeULong pubKeyId = CK.CK_INVALID_HANDLE; NativeULong 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_RSA_PKCS); // Initialize signing operation rv = pkcs11.C_SignRecoverInit(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 NativeULong signatureLen = 0; rv = pkcs11.C_SignRecover(session, sourceData, NativeLongUtils.ConvertFromInt32(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_SignRecover(session, sourceData, NativeLongUtils.ConvertFromInt32(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_VerifyRecoverInit(session, ref mechanism, pubKeyId); if (rv != CKR.CKR_OK) { Assert.Fail(rv.ToString()); } // Get length of recovered data in first call NativeULong recoveredDataLen = 0; rv = pkcs11.C_VerifyRecover(session, signature, NativeLongUtils.ConvertFromInt32(signature.Length), null, ref recoveredDataLen); if (rv != CKR.CKR_OK) { Assert.Fail(rv.ToString()); } Assert.IsTrue(recoveredDataLen > 0); // Allocate array for recovered data byte[] recoveredData = new byte[recoveredDataLen]; // Verify signature and get recovered data in second call rv = pkcs11.C_VerifyRecover(session, signature, NativeLongUtils.ConvertFromInt32(signature.Length), recoveredData, ref recoveredDataLen); if (rv != CKR.CKR_OK) { Assert.Fail(rv.ToString()); } // Do something interesting with verification result and recovered data Assert.IsTrue(ConvertUtils.BytesToBase64String(sourceData) == ConvertUtils.BytesToBase64String(recoveredData)); 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 _01_BasicDigestEncryptAndDecryptDigestTest() { Helpers.CheckPlatform(); CKR rv = CKR.CKR_OK; using (Pkcs11Library pkcs11Library = new Pkcs11Library(Settings.Pkcs11LibraryPath)) { rv = pkcs11Library.C_Initialize(Settings.InitArgs81); if ((rv != CKR.CKR_OK) && (rv != CKR.CKR_CRYPTOKI_ALREADY_INITIALIZED)) { Assert.Fail(rv.ToString()); } // Find first slot with token present NativeULong slotId = Helpers.GetUsableSlot(pkcs11Library); NativeULong session = CK.CK_INVALID_HANDLE; rv = pkcs11Library.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 = pkcs11Library.C_Login(session, CKU.CKU_USER, Settings.NormalUserPinArray, ConvertUtils.UInt64FromInt32(Settings.NormalUserPinArray.Length)); if (rv != CKR.CKR_OK) { Assert.Fail(rv.ToString()); } // Generate symetric key NativeULong keyId = CK.CK_INVALID_HANDLE; rv = Helpers.GenerateKey(pkcs11Library, session, ref keyId); if (rv != CKR.CKR_OK) { Assert.Fail(rv.ToString()); } // Generate random initialization vector byte[] iv = new byte[8]; rv = pkcs11Library.C_GenerateRandom(session, iv, ConvertUtils.UInt64FromInt32(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 = pkcs11Library.C_DigestInit(session, ref digestingMechanism); if (rv != CKR.CKR_OK) { Assert.Fail(rv.ToString()); } // Initialize encryption operation rv = pkcs11Library.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]; NativeULong encryptedPartLen = ConvertUtils.UInt64FromInt32(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 = ConvertUtils.UInt64FromInt32(encryptedPart.Length); rv = pkcs11Library.C_DigestEncryptUpdate(session, part, ConvertUtils.UInt64FromInt32(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, ConvertUtils.UInt64ToInt32(encryptedPartLen)); } // Get length of digest value in first call NativeULong digestLen = 0; rv = pkcs11Library.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 = pkcs11Library.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; NativeULong lastEncryptedPartLen = 0; rv = pkcs11Library.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 = pkcs11Library.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, ConvertUtils.UInt64ToInt32(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 = pkcs11Library.C_DecryptInit(session, ref encryptionMechanism, keyId); if (rv != CKR.CKR_OK) { Assert.Fail(rv.ToString()); } // Initialize digesting operation rv = pkcs11Library.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]; NativeULong partLen = ConvertUtils.UInt64FromInt32(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 = ConvertUtils.UInt64FromInt32(part.Length); rv = pkcs11Library.C_DecryptDigestUpdate(session, encryptedPart, ConvertUtils.UInt64FromInt32(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, ConvertUtils.UInt64ToInt32(partLen)); } // Get the length of last decrypted data part in first call byte[] lastPart = null; NativeULong lastPartLen = 0; rv = pkcs11Library.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 = pkcs11Library.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, ConvertUtils.UInt64ToInt32(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 NativeULong digestLen = 0; rv = pkcs11Library.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 = pkcs11Library.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(ConvertUtils.BytesToBase64String(sourceData) == ConvertUtils.BytesToBase64String(decryptedData)); Assert.IsTrue(ConvertUtils.BytesToBase64String(digest1) == ConvertUtils.BytesToBase64String(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 = pkcs11Library.C_DestroyObject(session, keyId); if (rv != CKR.CKR_OK) { Assert.Fail(rv.ToString()); } rv = pkcs11Library.C_Logout(session); if (rv != CKR.CKR_OK) { Assert.Fail(rv.ToString()); } rv = pkcs11Library.C_CloseSession(session); if (rv != CKR.CKR_OK) { Assert.Fail(rv.ToString()); } rv = pkcs11Library.C_Finalize(IntPtr.Zero); if (rv != CKR.CKR_OK) { Assert.Fail(rv.ToString()); } } }
public void _01_BasicDeriveKeyTest() { Helpers.CheckPlatform(); CKR rv = CKR.CKR_OK; using (Pkcs11 pkcs11 = new Pkcs11(Settings.Pkcs11LibraryPath)) { rv = pkcs11.C_Initialize(Settings.InitArgs81); if ((rv != CKR.CKR_OK) && (rv != CKR.CKR_CRYPTOKI_ALREADY_INITIALIZED)) { Assert.Fail(rv.ToString()); } // Find first slot with token present NativeULong slotId = Helpers.GetUsableSlot(pkcs11); // Open RW session NativeULong 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, ConvertUtils.UInt64FromInt32(Settings.NormalUserPinArray.Length)); if (rv != CKR.CKR_OK) { Assert.Fail(rv.ToString()); } // Generate symetric key NativeULong baseKeyId = CK.CK_INVALID_HANDLE; rv = Helpers.GenerateKey(pkcs11, session, ref baseKeyId); if (rv != CKR.CKR_OK) { Assert.Fail(rv.ToString()); } // Generate random data needed for key derivation byte[] data = new byte[24]; rv = pkcs11.C_GenerateRandom(session, data, ConvertUtils.UInt64FromInt32(data.Length)); if (rv != CKR.CKR_OK) { Assert.Fail(rv.ToString()); } // Specify mechanism parameters // Note that we are allocating unmanaged memory that will have to be freed later CK_KEY_DERIVATION_STRING_DATA mechanismParams = new CK_KEY_DERIVATION_STRING_DATA(); mechanismParams.Data = UnmanagedMemory.Allocate(data.Length); UnmanagedMemory.Write(mechanismParams.Data, data); mechanismParams.Len = ConvertUtils.UInt64FromInt32(data.Length); // Specify derivation mechanism with parameters // Note that CkmUtils.CreateMechanism() automaticaly copies mechanismParams into newly allocated unmanaged memory CK_MECHANISM mechanism = CkmUtils.CreateMechanism(CKM.CKM_XOR_BASE_AND_DATA, mechanismParams); // Derive key NativeULong derivedKey = CK.CK_INVALID_HANDLE; rv = pkcs11.C_DeriveKey(session, ref mechanism, baseKeyId, null, 0, ref derivedKey); if (rv != CKR.CKR_OK) { Assert.Fail(rv.ToString()); } // Do something interesting with derived key Assert.IsTrue(derivedKey != CK.CK_INVALID_HANDLE); // In LowLevelAPI we have to free all unmanaged memory we previously allocated UnmanagedMemory.Free(ref mechanismParams.Data); mechanismParams.Len = 0; // In LowLevelAPI we have to free unmanaged memory taken by mechanism parameter UnmanagedMemory.Free(ref mechanism.Parameter); mechanism.ParameterLen = 0; rv = pkcs11.C_DestroyObject(session, baseKeyId); if (rv != CKR.CKR_OK) { Assert.Fail(rv.ToString()); } rv = pkcs11.C_DestroyObject(session, derivedKey); 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()); } } }