private static void ReadPCRs(TPMWrapper tpm) { uint i = 0; ILog log = LogManager.GetLogger("ReadPCRs"); Parameters param = new Parameters(); param.AddPrimitiveType("capArea", CapabilityData.TPMCapabilityArea.TPM_CAP_PROPERTY); param.AddPrimitiveType("subCap", CapabilityData.TPMSubCapProperty.TPM_CAP_PROP_PCR); TPMCommandRequest request = new TPMCommandRequest(TPMCommandNames.TPM_CMD_GetCapability, param); TPMCommandResponse response = tpm.Process(request); uint maxPcrs = response.Parameters.GetValueOf <uint>(CapabilityData.PARAM_PROP_PCR); for (i = 0; i < maxPcrs; ++i) { param = new Parameters(); param.AddPrimitiveType("pcrnum", i); TPMCommandRequest req = new TPMCommandRequest(TPMCommandNames.TPM_CMD_PCRRead, param); TPMCommandResponse resp = tpm.Process(req); byte[] val = resp.Parameters.GetValueOf <byte[]>("value"); log.InfoFormat("Answer for PCR {0} is: 0x{1}", resp.Parameters.GetValueOf <UInt32>("pcrnum"), ByteHelper.ByteArrayToHexString(val)); } // TPMCommandRequest req = new TPMCommandRequest(TPMCommandNames.TPM_CMD_PCRRead, null); // TPMCommand com = TPMCommandFactory.Create(req); // com.Init(param, tpm); // com.Process(); //Console.WriteLine ("Hello World!"); }
private static AuthHandle EstablishOIAP(TPMWrapper tpm) { ILog log = LogManager.GetLogger("EstablishOIAP"); for (int i = 0; i < 2; i++) { TPMCommandRequest request = new TPMCommandRequest(TPMCommandNames.TPM_CMD_OIAP, new Parameters()); TPMCommandResponse response = tpm.Process(request); AuthHandle myAuthHandle = response.Parameters.GetValueOf <AuthHandle> ("auth_handle"); // Parameters parameters = new Parameters (); // parameters.AddValue ("handle", myAuthHandle); // TPMCommandRequest requestFlush = new TPMCommandRequest (TPMCommandNames.TPM_CMD_FLUSH_SPECIFIC, parameters); // tpm.Process (requestFlush); //return myAuthHandle; } Parameters listHandlesParameters = new Parameters(); listHandlesParameters.AddPrimitiveType("capArea", CapabilityData.TPMCapabilityArea.TPM_CAP_HANDLE); listHandlesParameters.AddPrimitiveType("handle_type", TPMResourceType.TPM_RT_AUTH); TPMCommandRequest listHandlesRequest = new TPMCommandRequest(TPMCommandNames.TPM_CMD_GetCapability, listHandlesParameters); TPMCommandResponse listHandlesResponse = tpm.Process(listHandlesRequest); HandleList loadedKeyHandles = listHandlesResponse.Parameters.GetValueOf <HandleList> ("handles"); return(null); }
/// <summary> /// Reads the configured tpm devices from the configuration and /// sets up the corresponding tpm contexts /// </summary> private void SetupTPMContexts() { IConnectionsConfiguration connectionConfig = (IConnectionsConfiguration)ConfigurationManager.GetSection("connections"); foreach (Iaik.Tc.TPM.Configuration.DotNetConfiguration.TPMDevice device in connectionConfig.TpmDevices) { try { _logger.InfoFormat("Setting up tpm context '{0}'", device.TPMName); TPMWrapper tpmDevice = new TPMWrapper(); tpmDevice.Init(device.TPMType, device.Parameters); TPMContext tpmContext = new TPMContext(device.TPMName, tpmDevice); _tpmContexts.Add(device.TPMName, tpmContext); _logger.InfoFormat("Flushing device '{0}'", device.TPMName); foreach (TPMResourceType resourceType in new TPMResourceType[] { TPMResourceType.TPM_RT_AUTH, TPMResourceType.TPM_RT_KEY }) { Parameters listLoadedHandlesParameters = new Parameters(); listLoadedHandlesParameters.AddPrimitiveType("capArea", CapabilityData.TPMCapabilityArea.TPM_CAP_HANDLE); listLoadedHandlesParameters.AddPrimitiveType("handle_type", resourceType); TPMCommandRequest listLoadedHandlesRequest = new TPMCommandRequest(TPMCommandNames.TPM_CMD_GetCapability, listLoadedHandlesParameters); TPMCommandResponse response = tpmDevice.Process(listLoadedHandlesRequest); if (response.Status == false) { throw new Exception("An unknown tpm exception while flushing occured"); } foreach (uint handle in response.Parameters.GetValueOf <HandleList> ("handles")) { Parameters flushParameters = new Parameters(); flushParameters.AddValue("handle", HandleFactory.Create(resourceType, handle)); TPMCommandRequest flushRequest = new TPMCommandRequest(TPMCommandNames.TPM_CMD_FlushSpecific, flushParameters); TPMCommandResponse flushResponse = tpmDevice.Process(flushRequest); if (flushResponse.Status == false) { throw new Exception("Something went wrong while flushing"); } } } _logger.InfoFormat("Successfully setup tpm context '{0}' with type '{1}'", device.TPMName, device.TPMType); } catch (Exception ex) { _logger.FatalFormat("Error setting up tpm device '{0}', the device will not be available ({1})", device.TPMName, ex); } ///Set the Assembly search order for incoming Parameters so that core classes are always at first Parameters.AssemblySearchOrder = new Assembly[] { typeof(TPMWrapper).Assembly, //lib core typeof(ITypedParameter).Assembly }; //lib common } }
private static void ReadCapabilities(TPMWrapper tpm) { ILog log = LogManager.GetLogger("ReadCapabilities"); // Read out each capability property foreach (CapabilityData.TPMSubCapProperty subCap in Enum.GetValues(typeof(CapabilityData.TPMSubCapProperty))) { Parameters param = new Parameters(); param.AddPrimitiveType("capArea", CapabilityData.TPMCapabilityArea.TPM_CAP_PROPERTY); param.AddPrimitiveType("subCap", subCap); TPMCommandRequest request = new TPMCommandRequest(TPMCommandNames.TPM_CMD_GetCapability, param); TPMCommandResponse response = tpm.Process(request); switch (subCap) { case CapabilityData.TPMSubCapProperty.TPM_CAP_PROP_PCR: log.InfoFormat("Number of PCRs is {0}", response.Parameters.GetValueOf <uint>(CapabilityData.PARAM_PROP_PCR)); break; //case CapabilityData.TPMSubCapProperty.TPM_CAP_PROP_DIR: // log.InfoFormat("Number of DIR is {0} and should be 1 because command is deprecated", response.Parameters.GetValueOf<uint>(CapabilityData.PARAM_PROP_DIR)); // break; case CapabilityData.TPMSubCapProperty.TPM_CAP_PROP_MANUFACTURER: log.InfoFormat("Manufacturer ID is {0}", response.Parameters.GetValueOf <uint>(CapabilityData.PARAM_PROP_MANUFACTURER)); break; case CapabilityData.TPMSubCapProperty.TPM_CAP_PROP_KEYS: log.InfoFormat("Number of free keyslots is {0}", response.Parameters.GetValueOf <uint>(CapabilityData.PARAM_PROP_KEYS)); break; case CapabilityData.TPMSubCapProperty.TPM_CAP_PROP_MAX_AUTHSESS: log.InfoFormat("Number of max Auth Sessions is {0}", response.Parameters.GetValueOf <uint>(CapabilityData.PARAM_PROP_MAX_AUTHSESS)); break; case CapabilityData.TPMSubCapProperty.TPM_CAP_PROP_MAX_TRANSESS: log.InfoFormat("Number of max Trans Sessions is {0}", response.Parameters.GetValueOf <uint>(CapabilityData.PARAM_PROP_MAX_TRANSESS)); break; case CapabilityData.TPMSubCapProperty.TPM_CAP_PROP_MAX_KEYS: log.InfoFormat("Number of max keys (without EK and SRK) is {0}", response.Parameters.GetValueOf <uint>(CapabilityData.PARAM_PROP_MAX_KEYS)); break; case CapabilityData.TPMSubCapProperty.TPM_CAP_PROP_MAX_SESSIONS: log.InfoFormat("Number of max Sessions is {0}", response.Parameters.GetValueOf <uint>(CapabilityData.PARAM_PROP_MAX_SESSIONS)); break; default: throw new NotSupportedException("Defined cap or subcap are not supported"); } } }