diff options
Diffstat (limited to 'SecurityPkg/Include/Library')
| -rw-r--r-- | SecurityPkg/Include/Library/HashLib.h | 169 | ||||
| -rw-r--r-- | SecurityPkg/Include/Library/Tpm12CommandLib.h | 46 | ||||
| -rw-r--r-- | SecurityPkg/Include/Library/Tpm12DeviceLib.h | 54 | ||||
| -rw-r--r-- | SecurityPkg/Include/Library/Tpm2CommandLib.h | 824 | ||||
| -rw-r--r-- | SecurityPkg/Include/Library/Tpm2DeviceLib.h | 109 | ||||
| -rw-r--r-- | SecurityPkg/Include/Library/TrEEPhysicalPresenceLib.h | 57 |
6 files changed, 1259 insertions, 0 deletions
diff --git a/SecurityPkg/Include/Library/HashLib.h b/SecurityPkg/Include/Library/HashLib.h new file mode 100644 index 0000000000..b85756961e --- /dev/null +++ b/SecurityPkg/Include/Library/HashLib.h @@ -0,0 +1,169 @@ +/** @file
+ Ihis library abstract TPM2 hash calculation.
+ The platform can choose multiply hash, while caller just need invoke these API.
+ Then all hash value will be returned and/or extended.
+
+Copyright (c) 2013, Intel Corporation. All rights reserved. <BR>
+This program and the accompanying materials
+are licensed and made available under the terms and conditions of the BSD License
+which accompanies this distribution. The full text of the license may be found at
+http://opensource.org/licenses/bsd-license.php
+
+THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+
+**/
+
+#ifndef _HASH_LIB_H_
+#define _HASH_LIB_H_
+
+#include <Uefi.h>
+#include <Protocol/Hash.h>
+
+typedef UINTN HASH_HANDLE;
+
+/**
+ Start hash sequence.
+
+ @param HashHandle Hash handle.
+
+ @retval EFI_SUCCESS Hash sequence start and HandleHandle returned.
+ @retval EFI_OUT_OF_RESOURCES No enough resource to start hash.
+**/
+EFI_STATUS
+EFIAPI
+HashStart (
+ OUT HASH_HANDLE *HashHandle
+ );
+
+/**
+ Update hash sequence data.
+
+ @param HashHandle Hash handle.
+ @param DataToHash Data to be hashed.
+ @param DataToHashLen Data size.
+
+ @retval EFI_SUCCESS Hash sequence updated.
+**/
+EFI_STATUS
+EFIAPI
+HashUpdate (
+ IN HASH_HANDLE HashHandle,
+ IN VOID *DataToHash,
+ IN UINTN DataToHashLen
+ );
+
+/**
+ Hash sequence complete and extend to PCR.
+
+ @param HashHandle Hash handle.
+ @param PcrIndex PCR to be extended.
+ @param DataToHash Data to be hashed.
+ @param DataToHashLen Data size.
+ @param DigestList Digest list.
+
+ @retval EFI_SUCCESS Hash sequence complete and DigestList is returned.
+**/
+EFI_STATUS
+EFIAPI
+HashCompleteAndExtend (
+ IN HASH_HANDLE HashHandle,
+ IN TPMI_DH_PCR PcrIndex,
+ IN VOID *DataToHash,
+ IN UINTN DataToHashLen,
+ OUT TPML_DIGEST_VALUES *DigestList
+ );
+
+/**
+ Hash data and extend to PCR.
+
+ @param PcrIndex PCR to be extended.
+ @param DataToHash Data to be hashed.
+ @param DataToHashLen Data size.
+ @param DigestList Digest list.
+
+ @retval EFI_SUCCESS Hash data and DigestList is returned.
+**/
+EFI_STATUS
+EFIAPI
+HashAndExtend (
+ IN TPMI_DH_PCR PcrIndex,
+ IN VOID *DataToHash,
+ IN UINTN DataToHashLen,
+ OUT TPML_DIGEST_VALUES *DigestList
+ );
+
+/**
+ Start hash sequence.
+
+ @param HashHandle Hash handle.
+
+ @retval EFI_SUCCESS Hash sequence start and HandleHandle returned.
+ @retval EFI_OUT_OF_RESOURCES No enough resource to start hash.
+**/
+typedef
+EFI_STATUS
+(EFIAPI *HASH_INIT) (
+ OUT HASH_HANDLE *HashHandle
+ );
+
+/**
+ Update hash sequence data.
+
+ @param HashHandle Hash handle.
+ @param DataToHash Data to be hashed.
+ @param DataToHashLen Data size.
+
+ @retval EFI_SUCCESS Hash sequence updated.
+**/
+typedef
+EFI_STATUS
+(EFIAPI *HASH_UPDATE) (
+ IN HASH_HANDLE HashHandle,
+ IN VOID *DataToHash,
+ IN UINTN DataToHashLen
+ );
+
+/**
+ Complete hash sequence complete.
+
+ @param HashHandle Hash handle.
+ @param DigestList Digest list.
+
+ @retval EFI_SUCCESS Hash sequence complete and DigestList is returned.
+**/
+typedef
+EFI_STATUS
+(EFIAPI *HASH_FINAL) (
+ IN HASH_HANDLE HashHandle,
+ OUT TPML_DIGEST_VALUES *DigestList
+ );
+
+#define HASH_ALGORITHM_SHA1_GUID EFI_HASH_ALGORITHM_SHA1_GUID
+#define HASH_ALGORITHM_SHA256_GUID EFI_HASH_ALGORITHM_SHA256_GUID
+#define HASH_ALGORITHM_SHA384_GUID EFI_HASH_ALGORITHM_SHA384_GUID
+#define HASH_ALGORITHM_SHA512_GUID EFI_HASH_ALGORITHM_SHA512_GUID
+
+typedef struct {
+ EFI_GUID HashGuid;
+ HASH_INIT HashInit;
+ HASH_UPDATE HashUpdate;
+ HASH_FINAL HashFinal;
+} HASH_INTERFACE;
+
+/**
+ This service register Hash.
+
+ @param HashInterface Hash interface
+
+ @retval EFI_SUCCESS This hash interface is registered successfully.
+ @retval EFI_UNSUPPORTED System does not support register this interface.
+ @retval EFI_ALREADY_STARTED System already register this interface.
+**/
+EFI_STATUS
+EFIAPI
+RegisterHashInterfaceLib (
+ IN HASH_INTERFACE *HashInterface
+ );
+
+#endif
diff --git a/SecurityPkg/Include/Library/Tpm12CommandLib.h b/SecurityPkg/Include/Library/Tpm12CommandLib.h new file mode 100644 index 0000000000..8b62823716 --- /dev/null +++ b/SecurityPkg/Include/Library/Tpm12CommandLib.h @@ -0,0 +1,46 @@ +/** @file
+ This library is used by other modules to send TPM12 command.
+
+Copyright (c) 2013, Intel Corporation. All rights reserved. <BR>
+This program and the accompanying materials
+are licensed and made available under the terms and conditions of the BSD License
+which accompanies this distribution. The full text of the license may be found at
+http://opensource.org/licenses/bsd-license.php
+
+THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+
+**/
+
+#ifndef _TPM12_COMMAND_LIB_H_
+#define _TPM12_COMMAND_LIB_H_
+
+#include <IndustryStandard/Tpm12.h>
+
+/**
+ Send Startup command to TPM1.2.
+
+ @param TpmSt Startup Type.
+
+ @retval EFI_SUCCESS Operation completed successfully.
+ @retval EFI_DEVICE_ERROR Unexpected device behavior.
+**/
+EFI_STATUS
+EFIAPI
+Tpm12Startup (
+ IN TPM_STARTUP_TYPE TpmSt
+ );
+
+/**
+ Send ForceClear command to TPM1.2.
+
+ @retval EFI_SUCCESS Operation completed successfully.
+ @retval EFI_DEVICE_ERROR Unexpected device behavior.
+**/
+EFI_STATUS
+EFIAPI
+Tpm12ForceClear (
+ VOID
+ );
+
+#endif
diff --git a/SecurityPkg/Include/Library/Tpm12DeviceLib.h b/SecurityPkg/Include/Library/Tpm12DeviceLib.h new file mode 100644 index 0000000000..ab1f522ad0 --- /dev/null +++ b/SecurityPkg/Include/Library/Tpm12DeviceLib.h @@ -0,0 +1,54 @@ +/** @file
+ This library abstract how to access TPM12 hardware device.
+
+Copyright (c) 2013, Intel Corporation. All rights reserved. <BR>
+This program and the accompanying materials
+are licensed and made available under the terms and conditions of the BSD License
+which accompanies this distribution. The full text of the license may be found at
+http://opensource.org/licenses/bsd-license.php
+
+THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+
+**/
+
+#ifndef _TPM12_DEVICE_LIB_H_
+#define _TPM12_DEVICE_LIB_H_
+
+#include <IndustryStandard/Tpm12.h>
+
+/**
+ This service enables the sending of commands to the TPM12.
+
+ @param[in] InputParameterBlockSize Size of the TPM12 input parameter block.
+ @param[in] InputParameterBlock Pointer to the TPM12 input parameter block.
+ @param[in,out] OutputParameterBlockSize Size of the TPM12 output parameter block.
+ @param[in] OutputParameterBlock Pointer to the TPM12 output parameter block.
+
+ @retval EFI_SUCCESS The command byte stream was successfully sent to the device and a response was successfully received.
+ @retval EFI_DEVICE_ERROR The command was not successfully sent to the device or a response was not successfully received from the device.
+ @retval EFI_BUFFER_TOO_SMALL The output parameter block is too small.
+**/
+EFI_STATUS
+EFIAPI
+Tpm12SubmitCommand (
+ IN UINT32 InputParameterBlockSize,
+ IN UINT8 *InputParameterBlock,
+ IN OUT UINT32 *OutputParameterBlockSize,
+ IN UINT8 *OutputParameterBlock
+ );
+
+/**
+ This service requests use TPM12.
+
+ @retval EFI_SUCCESS Get the control of TPM12 chip.
+ @retval EFI_NOT_FOUND TPM12 not found.
+ @retval EFI_DEVICE_ERROR Unexpected device behavior.
+**/
+EFI_STATUS
+EFIAPI
+Tpm12RequestUseTpm (
+ VOID
+ );
+
+#endif
diff --git a/SecurityPkg/Include/Library/Tpm2CommandLib.h b/SecurityPkg/Include/Library/Tpm2CommandLib.h new file mode 100644 index 0000000000..5ec3ead05e --- /dev/null +++ b/SecurityPkg/Include/Library/Tpm2CommandLib.h @@ -0,0 +1,824 @@ +/** @file
+ This library is used by other modules to send TPM2 command.
+
+Copyright (c) 2013, Intel Corporation. All rights reserved. <BR>
+This program and the accompanying materials
+are licensed and made available under the terms and conditions of the BSD License
+which accompanies this distribution. The full text of the license may be found at
+http://opensource.org/licenses/bsd-license.php
+
+THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+
+**/
+
+#ifndef _TPM2_COMMAND_LIB_H_
+#define _TPM2_COMMAND_LIB_H_
+
+#include <IndustryStandard/Tpm20.h>
+
+/**
+ This command starts a hash or an Event sequence.
+ If hashAlg is an implemented hash, then a hash sequence is started.
+ If hashAlg is TPM_ALG_NULL, then an Event sequence is started.
+
+ @param[in] HashAlg The hash algorithm to use for the hash sequence
+ An Event sequence starts if this is TPM_ALG_NULL.
+ @param[out] SequenceHandle A handle to reference the sequence
+
+ @retval EFI_SUCCESS Operation completed successfully.
+ @retval EFI_DEVICE_ERROR Unexpected device behavior.
+**/
+EFI_STATUS
+EFIAPI
+Tpm2HashSequenceStart (
+ IN TPMI_ALG_HASH HashAlg,
+ OUT TPMI_DH_OBJECT *SequenceHandle
+ );
+
+/**
+ This command is used to add data to a hash or HMAC sequence.
+ The amount of data in buffer may be any size up to the limits of the TPM.
+ NOTE: In all TPM, a buffer size of 1,024 octets is allowed.
+
+ @param[in] SequenceHandle Handle for the sequence object
+ @param[in] Buffer Data to be added to hash
+
+ @retval EFI_SUCCESS Operation completed successfully.
+ @retval EFI_DEVICE_ERROR Unexpected device behavior.
+**/
+EFI_STATUS
+EFIAPI
+Tpm2SequenceUpdate (
+ IN TPMI_DH_OBJECT SequenceHandle,
+ IN TPM2B_MAX_BUFFER *Buffer
+ );
+
+/**
+ This command adds the last part of data, if any, to an Event sequence and returns the result in a digest list.
+ If pcrHandle references a PCR and not TPM_RH_NULL, then the returned digest list is processed in
+ the same manner as the digest list input parameter to TPM2_PCR_Extend() with the pcrHandle in each
+ bank extended with the associated digest value.
+
+ @param[in] PcrHandle PCR to be extended with the Event data
+ @param[in] SequenceHandle Authorization for the sequence
+ @param[in] Buffer Data to be added to the Event
+ @param[out] Results List of digests computed for the PCR
+
+ @retval EFI_SUCCESS Operation completed successfully.
+ @retval EFI_DEVICE_ERROR Unexpected device behavior.
+**/
+EFI_STATUS
+EFIAPI
+Tpm2EventSequenceComplete (
+ IN TPMI_DH_PCR PcrHandle,
+ IN TPMI_DH_OBJECT SequenceHandle,
+ IN TPM2B_MAX_BUFFER *Buffer,
+ OUT TPML_DIGEST_VALUES *Results
+ );
+
+/**
+ This command adds the last part of data, if any, to a hash/HMAC sequence and returns the result.
+
+ @param[in] SequenceHandle Authorization for the sequence
+ @param[in] Buffer Data to be added to the hash/HMAC
+ @param[out] Result The returned HMAC or digest in a sized buffer
+
+ @retval EFI_SUCCESS Operation completed successfully.
+ @retval EFI_DEVICE_ERROR Unexpected device behavior.
+**/
+EFI_STATUS
+EFIAPI
+Tpm2SequenceComplete (
+ IN TPMI_DH_OBJECT SequenceHandle,
+ IN TPM2B_MAX_BUFFER *Buffer,
+ OUT TPM2B_DIGEST *Result
+ );
+
+/**
+ Send Startup command to TPM2.
+
+ @param[in] StartupType TPM_SU_CLEAR or TPM_SU_STATE
+
+ @retval EFI_SUCCESS Operation completed successfully.
+ @retval EFI_DEVICE_ERROR Unexpected device behavior.
+**/
+EFI_STATUS
+EFIAPI
+Tpm2Startup (
+ IN TPM_SU StartupType
+ );
+
+/**
+ Send Shutdown command to TPM2.
+
+ @param[in] ShutdownType TPM_SU_CLEAR or TPM_SU_STATE.
+
+ @retval EFI_SUCCESS Operation completed successfully.
+ @retval EFI_DEVICE_ERROR Unexpected device behavior.
+**/
+EFI_STATUS
+EFIAPI
+Tpm2Shutdown (
+ IN TPM_SU ShutdownType
+ );
+
+/**
+ This command causes the TPM to perform a test of its capabilities.
+ If the fullTest is YES, the TPM will test all functions.
+ If fullTest = NO, the TPM will only test those functions that have not previously been tested.
+
+ @param[in] FullTest YES if full test to be performed
+ NO if only test of untested functions required
+
+ @retval EFI_SUCCESS Operation completed successfully.
+ @retval EFI_DEVICE_ERROR Unexpected device behavior.
+**/
+EFI_STATUS
+EFIAPI
+Tpm2SelfTest (
+ IN TPMI_YES_NO FullTest
+ );
+
+/**
+ This command removes all TPM context associated with a specific Owner.
+
+ @param[in] AuthHandle TPM_RH_LOCKOUT or TPM_RH_PLATFORM+{PP}
+ @param[in] AuthSession Auth Session context
+
+ @retval EFI_SUCCESS Operation completed successfully.
+ @retval EFI_DEVICE_ERROR Unexpected device behavior.
+**/
+EFI_STATUS
+EFIAPI
+Tpm2Clear (
+ IN TPMI_RH_CLEAR AuthHandle,
+ IN TPMS_AUTH_COMMAND *AuthSession OPTIONAL
+ );
+
+/**
+ Disables and enables the execution of TPM2_Clear().
+
+ @param[in] AuthHandle TPM_RH_LOCKOUT or TPM_RH_PLATFORM+{PP}
+ @param[in] AuthSession Auth Session context
+ @param[in] Disable YES if the disableOwnerClear flag is to be SET,
+ NO if the flag is to be CLEAR.
+
+ @retval EFI_SUCCESS Operation completed successfully.
+ @retval EFI_DEVICE_ERROR Unexpected device behavior.
+**/
+EFI_STATUS
+EFIAPI
+Tpm2ClearControl (
+ IN TPMI_RH_CLEAR AuthHandle,
+ IN TPMS_AUTH_COMMAND *AuthSession, OPTIONAL
+ IN TPMI_YES_NO Disable
+ );
+
+/**
+ This command allows the authorization secret for a hierarchy or lockout to be changed using the current
+ authorization value as the command authorization.
+
+ @param[in] AuthHandle TPM_RH_LOCKOUT, TPM_RH_ENDORSEMENT, TPM_RH_OWNER or TPM_RH_PLATFORM+{PP}
+ @param[in] AuthSession Auth Session context
+ @param[in] NewAuth New authorization secret
+
+ @retval EFI_SUCCESS Operation completed successfully.
+ @retval EFI_DEVICE_ERROR Unexpected device behavior.
+**/
+EFI_STATUS
+EFIAPI
+Tpm2HierarchyChangeAuth (
+ IN TPMI_RH_HIERARCHY_AUTH AuthHandle,
+ IN TPMS_AUTH_COMMAND *AuthSession,
+ IN TPM2B_AUTH *NewAuth
+ );
+
+/**
+ This replaces the current EPS with a value from the RNG and sets the Endorsement hierarchy controls to
+ their default initialization values.
+
+ @param[in] AuthHandle TPM_RH_PLATFORM+{PP}
+ @param[in] AuthSession Auth Session context
+
+ @retval EFI_SUCCESS Operation completed successfully.
+ @retval EFI_DEVICE_ERROR Unexpected device behavior.
+**/
+EFI_STATUS
+EFIAPI
+Tpm2ChangeEPS (
+ IN TPMI_RH_PLATFORM AuthHandle,
+ IN TPMS_AUTH_COMMAND *AuthSession
+ );
+
+/**
+ This replaces the current PPS with a value from the RNG and sets platformPolicy to the default
+ initialization value (the Empty Buffer).
+
+ @param[in] AuthHandle TPM_RH_PLATFORM+{PP}
+ @param[in] AuthSession Auth Session context
+
+ @retval EFI_SUCCESS Operation completed successfully.
+ @retval EFI_DEVICE_ERROR Unexpected device behavior.
+**/
+EFI_STATUS
+EFIAPI
+Tpm2ChangePPS (
+ IN TPMI_RH_PLATFORM AuthHandle,
+ IN TPMS_AUTH_COMMAND *AuthSession
+ );
+
+/**
+ This command enables and disables use of a hierarchy.
+
+ @param[in] AuthHandle TPM_RH_ENDORSEMENT, TPM_RH_OWNER or TPM_RH_PLATFORM+{PP}
+ @param[in] AuthSession Auth Session context
+ @param[in] Hierarchy Hierarchy of the enable being modified
+ @param[in] State YES if the enable should be SET,
+ NO if the enable should be CLEAR
+
+ @retval EFI_SUCCESS Operation completed successfully.
+ @retval EFI_DEVICE_ERROR Unexpected device behavior.
+**/
+EFI_STATUS
+EFIAPI
+Tpm2HierarchyControl (
+ IN TPMI_RH_HIERARCHY AuthHandle,
+ IN TPMS_AUTH_COMMAND *AuthSession,
+ IN TPMI_RH_HIERARCHY Hierarchy,
+ IN TPMI_YES_NO State
+ );
+
+/**
+ This command cancels the effect of a TPM lockout due to a number of successive authorization failures.
+ If this command is properly authorized, the lockout counter is set to zero.
+
+ @param[in] LockHandle LockHandle
+ @param[in] AuthSession Auth Session context
+
+ @retval EFI_SUCCESS Operation completed successfully.
+ @retval EFI_DEVICE_ERROR Unexpected device behavior.
+**/
+EFI_STATUS
+EFIAPI
+Tpm2DictionaryAttackLockReset (
+ IN TPMI_RH_LOCKOUT LockHandle,
+ IN TPMS_AUTH_COMMAND *AuthSession
+ );
+
+/**
+ This command cancels the effect of a TPM lockout due to a number of successive authorization failures.
+ If this command is properly authorized, the lockout counter is set to zero.
+
+ @param[in] LockHandle LockHandle
+ @param[in] AuthSession Auth Session context
+ @param[in] NewMaxTries Count of authorization failures before the lockout is imposed
+ @param[in] NewRecoveryTime Time in seconds before the authorization failure count is automatically decremented
+ @param[in] LockoutRecovery Time in seconds after a lockoutAuth failure before use of lockoutAuth is allowed
+
+ @retval EFI_SUCCESS Operation completed successfully.
+ @retval EFI_DEVICE_ERROR Unexpected device behavior.
+**/
+EFI_STATUS
+EFIAPI
+Tpm2DictionaryAttackParameters (
+ IN TPMI_RH_LOCKOUT LockHandle,
+ IN TPMS_AUTH_COMMAND *AuthSession,
+ IN UINT32 NewMaxTries,
+ IN UINT32 NewRecoveryTime,
+ IN UINT32 LockoutRecovery
+ );
+
+/**
+ This command is used to read the public area and Name of an NV Index.
+
+ @param[in] NvIndex The NV Index.
+ @param[out] NvPublic The public area of the index.
+ @param[out] NvName The Name of the nvIndex.
+
+ @retval EFI_SUCCESS Operation completed successfully.
+ @retval EFI_DEVICE_ERROR The command was unsuccessful.
+**/
+EFI_STATUS
+EFIAPI
+Tpm2NvReadPublic (
+ IN TPMI_RH_NV_INDEX NvIndex,
+ OUT TPM2B_NV_PUBLIC *NvPublic,
+ OUT TPM2B_NAME *NvName
+ );
+
+/**
+ This command defines the attributes of an NV Index and causes the TPM to
+ reserve space to hold the data associated with the index.
+ If a definition already exists at the index, the TPM will return TPM_RC_NV_DEFINED.
+
+ @param[in] AuthHandle TPM_RH_OWNER or TPM_RH_PLATFORM+{PP}.
+ @param[in] AuthSession Auth Session context
+ @param[in] Auth The authorization data.
+ @param[in] NvPublic The public area of the index.
+
+ @retval EFI_SUCCESS Operation completed successfully.
+ @retval EFI_DEVICE_ERROR The command was unsuccessful.
+ @retval EFI_ALREADY_STARTED The command was returned successfully, but NvIndex is already defined.
+**/
+EFI_STATUS
+EFIAPI
+Tpm2NvDefineSpace (
+ IN TPMI_RH_PROVISION AuthHandle,
+ IN TPMS_AUTH_COMMAND *AuthSession, OPTIONAL
+ IN TPM2B_AUTH *Auth,
+ IN TPM2B_NV_PUBLIC *NvPublic
+ );
+
+/**
+ This command removes an index from the TPM.
+
+ @param[in] AuthHandle TPM_RH_OWNER or TPM_RH_PLATFORM+{PP}.
+ @param[in] NvIndex The NV Index.
+ @param[in] AuthSession Auth Session context
+
+ @retval EFI_SUCCESS Operation completed successfully.
+ @retval EFI_DEVICE_ERROR The command was unsuccessful.
+ @retval EFI_NOT_FOUND The command was returned successfully, but NvIndex is not found.
+**/
+EFI_STATUS
+EFIAPI
+Tpm2NvUndefineSpace (
+ IN TPMI_RH_PROVISION AuthHandle,
+ IN TPMI_RH_NV_INDEX NvIndex,
+ IN TPMS_AUTH_COMMAND *AuthSession OPTIONAL
+ );
+
+/**
+ This command reads a value from an area in NV memory previously defined by TPM2_NV_DefineSpace().
+
+ @param[in] AuthHandle the handle indicating the source of the authorization value.
+ @param[in] NvIndex The index to be read.
+ @param[in] AuthSession Auth Session context
+ @param[in] Size Number of bytes to read.
+ @param[in] Offset Byte offset into the area.
+ @param[in,out] OutData The data read.
+
+ @retval EFI_SUCCESS Operation completed successfully.
+ @retval EFI_DEVICE_ERROR The command was unsuccessful.
+ @retval EFI_NOT_FOUND The command was returned successfully, but NvIndex is not found.
+**/
+EFI_STATUS
+EFIAPI
+Tpm2NvRead (
+ IN TPMI_RH_NV_AUTH AuthHandle,
+ IN TPMI_RH_NV_INDEX NvIndex,
+ IN TPMS_AUTH_COMMAND *AuthSession, OPTIONAL
+ IN UINT16 Size,
+ IN UINT16 Offset,
+ IN OUT TPM2B_MAX_BUFFER *OutData
+ );
+
+/**
+ This command writes a value to an area in NV memory that was previously defined by TPM2_NV_DefineSpace().
+
+ @param[in] AuthHandle the handle indicating the source of the authorization value.
+ @param[in] NvIndex The NV Index of the area to write.
+ @param[in] AuthSession Auth Session context
+ @param[in] InData The data to write.
+ @param[in] Offset The offset into the NV Area.
+
+ @retval EFI_SUCCESS Operation completed successfully.
+ @retval EFI_DEVICE_ERROR The command was unsuccessful.
+ @retval EFI_NOT_FOUND The command was returned successfully, but NvIndex is not found.
+**/
+EFI_STATUS
+EFIAPI
+Tpm2NvWrite (
+ IN TPMI_RH_NV_AUTH AuthHandle,
+ IN TPMI_RH_NV_INDEX NvIndex,
+ IN TPMS_AUTH_COMMAND *AuthSession, OPTIONAL
+ IN TPM2B_MAX_BUFFER *InData,
+ IN UINT16 Offset
+ );
+
+/**
+ This command may be used to prevent further reads of the Index until the next TPM2_Startup (TPM_SU_CLEAR).
+
+ @param[in] AuthHandle the handle indicating the source of the authorization value.
+ @param[in] NvIndex The NV Index of the area to lock.
+ @param[in] AuthSession Auth Session context
+
+ @retval EFI_SUCCESS Operation completed successfully.
+ @retval EFI_DEVICE_ERROR The command was unsuccessful.
+ @retval EFI_NOT_FOUND The command was returned successfully, but NvIndex is not found.
+**/
+EFI_STATUS
+EFIAPI
+Tpm2NvReadLock (
+ IN TPMI_RH_NV_AUTH AuthHandle,
+ IN TPMI_RH_NV_INDEX NvIndex,
+ IN TPMS_AUTH_COMMAND *AuthSession OPTIONAL
+ );
+
+/**
+ This command may be used to inhibit further writes of the Index.
+
+ @param[in] AuthHandle the handle indicating the source of the authorization value.
+ @param[in] NvIndex The NV Index of the area to lock.
+ @param[in] AuthSession Auth Session context
+
+ @retval EFI_SUCCESS Operation completed successfully.
+ @retval EFI_DEVICE_ERROR The command was unsuccessful.
+ @retval EFI_NOT_FOUND The command was returned successfully, but NvIndex is not found.
+**/
+EFI_STATUS
+EFIAPI
+Tpm2NvWriteLock (
+ IN TPMI_RH_NV_AUTH AuthHandle,
+ IN TPMI_RH_NV_INDEX NvIndex,
+ IN TPMS_AUTH_COMMAND *AuthSession OPTIONAL
+ );
+
+/**
+ The command will SET TPMA_NV_WRITELOCKED for all indexes that have their TPMA_NV_GLOBALLOCK attribute SET.
+
+ @param[in] AuthHandle TPM_RH_OWNER or TPM_RH_PLATFORM+{PP}.
+ @param[in] AuthSession Auth Session context
+
+ @retval EFI_SUCCESS Operation completed successfully.
+ @retval EFI_DEVICE_ERROR The command was unsuccessful.
+ @retval EFI_NOT_FOUND The command was returned successfully, but NvIndex is not found.
+**/
+EFI_STATUS
+EFIAPI
+Tpm2NvGlobalWriteLock (
+ IN TPMI_RH_PROVISION AuthHandle,
+ IN TPMS_AUTH_COMMAND *AuthSession OPTIONAL
+ );
+
+/**
+ This command is used to cause an update to the indicated PCR.
+ The digests parameter contains one or more tagged digest value identified by an algorithm ID.
+ For each digest, the PCR associated with pcrHandle is Extended into the bank identified by the tag (hashAlg).
+
+ @param[in] PcrHandle Handle of the PCR
+ @param[in] Digests List of tagged digest values to be extended
+
+ @retval EFI_SUCCESS Operation completed successfully.
+ @retval EFI_DEVICE_ERROR Unexpected device behavior.
+**/
+EFI_STATUS
+EFIAPI
+Tpm2PcrExtend (
+ IN TPMI_DH_PCR PcrHandle,
+ IN TPML_DIGEST_VALUES *Digests
+ );
+
+/**
+ This command is used to cause an update to the indicated PCR.
+ The data in eventData is hashed using the hash algorithm associated with each bank in which the
+ indicated PCR has been allocated. After the data is hashed, the digests list is returned. If the pcrHandle
+ references an implemented PCR and not TPM_ALG_NULL, digests list is processed as in
+ TPM2_PCR_Extend().
+ A TPM shall support an Event.size of zero through 1,024 inclusive.
+
+ @param[in] PcrHandle Handle of the PCR
+ @param[in] EventData Event data in sized buffer
+ @param[out] Digests List of digest
+
+ @retval EFI_SUCCESS Operation completed successfully.
+ @retval EFI_DEVICE_ERROR Unexpected device behavior.
+**/
+EFI_STATUS
+EFIAPI
+Tpm2PcrEvent (
+ IN TPMI_DH_PCR PcrHandle,
+ IN TPM2B_EVENT *EventData,
+ OUT TPML_DIGEST_VALUES *Digests
+ );
+
+/**
+ This command returns the values of all PCR specified in pcrSelect.
+
+ @param[in] PcrSelectionIn The selection of PCR to read.
+ @param[out] PcrUpdateCounter The current value of the PCR update counter.
+ @param[out] PcrSelectionOut The PCR in the returned list.
+ @param[out] PcrValues The contents of the PCR indicated in pcrSelect.
+
+ @retval EFI_SUCCESS Operation completed successfully.
+ @retval EFI_DEVICE_ERROR The command was unsuccessful.
+**/
+EFI_STATUS
+EFIAPI
+Tpm2PcrRead (
+ IN TPML_PCR_SELECTION *PcrSelectionIn,
+ OUT UINT32 *PcrUpdateCounter,
+ OUT TPML_PCR_SELECTION *PcrSelectionOut,
+ OUT TPML_DIGEST *PcrValues
+ );
+
+/**
+ This command is used to set the desired PCR allocation of PCR and algorithms.
+
+ @param[in] AuthHandle TPM_RH_PLATFORM+{PP}
+ @param[in] AuthSession Auth Session context
+ @param[in] PcrAllocation The requested allocation
+ @param[out] AllocationSuccess YES if the allocation succeeded
+ @param[out] MaxPCR maximum number of PCR that may be in a bank
+ @param[out] SizeNeeded number of octets required to satisfy the request
+ @param[out] SizeAvailable Number of octets available. Computed before the allocation
+
+ @retval EFI_SUCCESS Operation completed successfully.
+ @retval EFI_DEVICE_ERROR The command was unsuccessful.
+**/
+EFI_STATUS
+EFIAPI
+Tpm2PcrAllocate (
+ IN TPMI_RH_PLATFORM AuthHandle,
+ IN TPMS_AUTH_COMMAND *AuthSession,
+ IN TPML_PCR_SELECTION *PcrAllocation,
+ OUT TPMI_YES_NO *AllocationSuccess,
+ OUT UINT32 *MaxPCR,
+ OUT UINT32 *SizeNeeded,
+ OUT UINT32 *SizeAvailable
+ );
+
+/**
+ This command returns various information regarding the TPM and its current state.
+
+ The capability parameter determines the category of data returned. The property parameter
+ selects the first value of the selected category to be returned. If there is no property
+ that corresponds to the value of property, the next higher value is returned, if it exists.
+ The moreData parameter will have a value of YES if there are more values of the requested
+ type that were not returned.
+ If no next capability exists, the TPM will return a zero-length list and moreData will have
+ a value of NO.
+
+ NOTE:
+ To simplify this function, leave returned CapabilityData for caller to unpack since there are
+ many capability categories and only few categories will be used in firmware. It means the caller
+ need swap the byte order for the feilds in CapabilityData.
+
+ @param[in] Capability Group selection; determines the format of the response.
+ @param[in] Property Further definition of information.
+ @param[in] PropertyCount Number of properties of the indicated type to return.
+ @param[out] MoreData Flag to indicate if there are more values of this type.
+ @param[out] CapabilityData The capability data.
+
+ @retval EFI_SUCCESS Operation completed successfully.
+ @retval EFI_DEVICE_ERROR The command was unsuccessful.
+**/
+EFI_STATUS
+EFIAPI
+Tpm2GetCapability (
+ IN TPM_CAP Capability,
+ IN UINT32 Property,
+ IN UINT32 PropertyCount,
+ OUT TPMI_YES_NO *MoreData,
+ OUT TPMS_CAPABILITY_DATA *CapabilityData
+ );
+
+/**
+ This command returns the information of TPM Family.
+
+ This function parse the value got from TPM2_GetCapability and return the Family.
+
+ @param[out] Family The Family of TPM. (a 4-octet character string)
+
+ @retval EFI_SUCCESS Operation completed successfully.
+ @retval EFI_DEVICE_ERROR The command was unsuccessful.
+**/
+EFI_STATUS
+EFIAPI
+Tpm2GetCapabilityFamily (
+ OUT CHAR8 *Family
+ );
+
+/**
+ This command returns the information of TPM manufacture ID.
+
+ This function parse the value got from TPM2_GetCapability and return the TPM manufacture ID.
+
+ @param[out] ManufactureId The manufacture ID of TPM.
+
+ @retval EFI_SUCCESS Operation completed successfully.
+ @retval EFI_DEVICE_ERROR The command was unsuccessful.
+**/
+EFI_STATUS
+EFIAPI
+Tpm2GetCapabilityManufactureID (
+ OUT UINT32 *ManufactureId
+ );
+
+/**
+ This command returns the information of TPM FirmwareVersion.
+
+ This function parse the value got from TPM2_GetCapability and return the TPM FirmwareVersion.
+
+ @param[out] FirmwareVersion1 The FirmwareVersion1.
+ @param[out] FirmwareVersion2 The FirmwareVersion2.
+
+ @retval EFI_SUCCESS Operation completed successfully.
+ @retval EFI_DEVICE_ERROR The command was unsuccessful.
+**/
+EFI_STATUS
+EFIAPI
+Tpm2GetCapabilityFirmwareVersion (
+ OUT UINT32 *FirmwareVersion1,
+ OUT UINT32 *FirmwareVersion2
+ );
+
+/**
+ This command returns the information of the maximum value for commandSize and responseSize in a command.
+
+ This function parse the value got from TPM2_GetCapability and return the max command size and response size
+
+ @param[out] MaxCommandSize The maximum value for commandSize in a command.
+ @param[out] MaxResponseSize The maximum value for responseSize in a command.
+
+ @retval EFI_SUCCESS Operation completed successfully.
+ @retval EFI_DEVICE_ERROR The command was unsuccessful.
+**/
+EFI_STATUS
+EFIAPI
+Tpm2GetCapabilityMaxCommandResponseSize (
+ OUT UINT32 *MaxCommandSize,
+ OUT UINT32 *MaxResponseSize
+ );
+
+/**
+ This command returns Returns a list of TPMS_ALG_PROPERTIES. Each entry is an
+ algorithm ID and a set of properties of the algorithm.
+
+ This function parse the value got from TPM2_GetCapability and return the list.
+
+ @param[out] AlgList List of algorithm.
+
+ @retval EFI_SUCCESS Operation completed successfully.
+ @retval EFI_DEVICE_ERROR The command was unsuccessful.
+**/
+EFI_STATUS
+EFIAPI
+Tpm2GetCapabilitySupportedAlg (
+ OUT TPML_ALG_PROPERTY *AlgList
+ );
+
+/**
+ This command returns the information of TPM LockoutCounter.
+
+ This function parse the value got from TPM2_GetCapability and return the LockoutCounter.
+
+ @param[out] LockoutCounter The LockoutCounter of TPM.
+
+ @retval EFI_SUCCESS Operation completed successfully.
+ @retval EFI_DEVICE_ERROR The command was unsuccessful.
+**/
+EFI_STATUS
+EFIAPI
+Tpm2GetCapabilityLockoutCounter (
+ OUT UINT32 *LockoutCounter
+ );
+
+/**
+ This command returns the information of TPM LockoutInterval.
+
+ This function parse the value got from TPM2_GetCapability and return the LockoutInterval.
+
+ @param[out] LockoutInterval The LockoutInterval of TPM.
+
+ @retval EFI_SUCCESS Operation completed successfully.
+ @retval EFI_DEVICE_ERROR The command was unsuccessful.
+**/
+EFI_STATUS
+EFIAPI
+Tpm2GetCapabilityLockoutInterval (
+ OUT UINT32 *LockoutInterval
+ );
+
+/**
+ This command returns the information of TPM InputBufferSize.
+
+ This function parse the value got from TPM2_GetCapability and return the InputBufferSize.
+
+ @param[out] InputBufferSize The InputBufferSize of TPM.
+ the maximum size of a parameter (typically, a TPM2B_MAX_BUFFER)
+
+ @retval EFI_SUCCESS Operation completed successfully.
+ @retval EFI_DEVICE_ERROR The command was unsuccessful.
+**/
+EFI_STATUS
+EFIAPI
+Tpm2GetCapabilityInputBufferSize (
+ OUT UINT32 *InputBufferSize
+ );
+
+/**
+ This command returns the information of TPM PCRs.
+
+ This function parse the value got from TPM2_GetCapability and return the PcrSelection.
+
+ @param[out] Pcrs The Pcr Selection
+
+ @retval EFI_SUCCESS Operation completed successfully.
+ @retval EFI_DEVICE_ERROR The command was unsuccessful.
+**/
+EFI_STATUS
+EFIAPI
+Tpm2GetCapabilityPcrs (
+ OUT TPML_PCR_SELECTION *Pcrs
+ );
+
+/**
+ This command returns the information of TPM AlgorithmSet.
+
+ This function parse the value got from TPM2_GetCapability and return the AlgorithmSet.
+
+ @param[out] AlgorithmSet The AlgorithmSet of TPM.
+
+ @retval EFI_SUCCESS Operation completed successfully.
+ @retval EFI_DEVICE_ERROR The command was unsuccessful.
+**/
+EFI_STATUS
+EFIAPI
+Tpm2GetCapabilityAlgorithmSet (
+ OUT UINT32 *AlgorithmSet
+ );
+
+/**
+ This command is used to check to see if specific combinations of algorithm parameters are supported.
+
+ @param[in] Parameters Algorithm parameters to be validated
+
+ @retval EFI_SUCCESS Operation completed successfully.
+ @retval EFI_DEVICE_ERROR Unexpected device behavior.
+**/
+EFI_STATUS
+EFIAPI
+Tpm2TestParms (
+ IN TPMT_PUBLIC_PARMS *Parameters
+ );
+
+/**
+ This command allows the platform to change the set of algorithms that are used by the TPM.
+ The algorithmSet setting is a vendor-dependent value.
+
+ @param[in] AuthHandle TPM_RH_PLATFORM
+ @param[in] AuthSession Auth Session context
+ @param[in] AlgorithmSet A TPM vendor-dependent value indicating the
+ algorithm set selection
+
+ @retval EFI_SUCCESS Operation completed successfully.
+ @retval EFI_DEVICE_ERROR Unexpected device behavior.
+**/
+EFI_STATUS
+EFIAPI
+Tpm2SetAlgorithmSet (
+ IN TPMI_RH_PLATFORM AuthHandle,
+ IN TPMS_AUTH_COMMAND *AuthSession,
+ IN UINT32 AlgorithmSet
+ );
+
+//
+// Help function
+//
+
+/**
+ Copy AuthSessionIn to TPM2 command buffer.
+
+ @param [in] AuthSessionIn Input AuthSession data
+ @param [out] AuthSessionOut Output AuthSession data in TPM2 command buffer
+
+ @return AuthSession size
+**/
+UINT32
+EFIAPI
+CopyAuthSessionCommand (
+ IN TPMS_AUTH_COMMAND *AuthSessionIn, OPTIONAL
+ OUT UINT8 *AuthSessionOut
+ );
+
+/**
+ Copy AuthSessionIn from TPM2 response buffer.
+
+ @param [in] AuthSessionIn Input AuthSession data in TPM2 response buffer
+ @param [out] AuthSessionOut Output AuthSession data
+
+ @return AuthSession size
+**/
+UINT32
+EFIAPI
+CopyAuthSessionResponse (
+ IN UINT8 *AuthSessionIn,
+ OUT TPMS_AUTH_RESPONSE *AuthSessionOut OPTIONAL
+ );
+
+/**
+ Return size of digest.
+
+ @param[in] HashAlgo Hash algorithm
+
+ @return size of digest
+**/
+UINT16
+EFIAPI
+GetHashSizeFromAlgo (
+ IN TPMI_ALG_HASH HashAlgo
+ );
+
+#endif
diff --git a/SecurityPkg/Include/Library/Tpm2DeviceLib.h b/SecurityPkg/Include/Library/Tpm2DeviceLib.h new file mode 100644 index 0000000000..67f158ef03 --- /dev/null +++ b/SecurityPkg/Include/Library/Tpm2DeviceLib.h @@ -0,0 +1,109 @@ +/** @file
+ This library abstract how to access TPM2 hardware device.
+
+Copyright (c) 2013, Intel Corporation. All rights reserved. <BR>
+This program and the accompanying materials
+are licensed and made available under the terms and conditions of the BSD License
+which accompanies this distribution. The full text of the license may be found at
+http://opensource.org/licenses/bsd-license.php
+
+THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+
+**/
+
+#ifndef _TPM2_DEVICE_LIB_H_
+#define _TPM2_DEVICE_LIB_H_
+
+#include <Uefi.h>
+
+/**
+ This service enables the sending of commands to the TPM2.
+
+ @param[in] InputParameterBlockSize Size of the TPM2 input parameter block.
+ @param[in] InputParameterBlock Pointer to the TPM2 input parameter block.
+ @param[in,out] OutputParameterBlockSize Size of the TPM2 output parameter block.
+ @param[in] OutputParameterBlock Pointer to the TPM2 output parameter block.
+
+ @retval EFI_SUCCESS The command byte stream was successfully sent to the device and a response was successfully received.
+ @retval EFI_DEVICE_ERROR The command was not successfully sent to the device or a response was not successfully received from the device.
+ @retval EFI_BUFFER_TOO_SMALL The output parameter block is too small.
+**/
+EFI_STATUS
+EFIAPI
+Tpm2SubmitCommand (
+ IN UINT32 InputParameterBlockSize,
+ IN UINT8 *InputParameterBlock,
+ IN OUT UINT32 *OutputParameterBlockSize,
+ IN UINT8 *OutputParameterBlock
+ );
+
+/**
+ This service requests use TPM2.
+
+ @retval EFI_SUCCESS Get the control of TPM2 chip.
+ @retval EFI_NOT_FOUND TPM2 not found.
+ @retval EFI_DEVICE_ERROR Unexpected device behavior.
+**/
+EFI_STATUS
+EFIAPI
+Tpm2RequestUseTpm (
+ VOID
+ );
+
+/**
+ This service enables the sending of commands to the TPM2.
+
+ @param[in] InputParameterBlockSize Size of the TPM2 input parameter block.
+ @param[in] InputParameterBlock Pointer to the TPM2 input parameter block.
+ @param[in,out] OutputParameterBlockSize Size of the TPM2 output parameter block.
+ @param[in] OutputParameterBlock Pointer to the TPM2 output parameter block.
+
+ @retval EFI_SUCCESS The command byte stream was successfully sent to the device and a response was successfully received.
+ @retval EFI_DEVICE_ERROR The command was not successfully sent to the device or a response was not successfully received from the device.
+ @retval EFI_BUFFER_TOO_SMALL The output parameter block is too small.
+**/
+typedef
+EFI_STATUS
+(EFIAPI *TPM2_SUBMIT_COMMAND) (
+ IN UINT32 InputParameterBlockSize,
+ IN UINT8 *InputParameterBlock,
+ IN OUT UINT32 *OutputParameterBlockSize,
+ IN UINT8 *OutputParameterBlock
+ );
+
+/**
+ This service requests use TPM2.
+
+ @retval EFI_SUCCESS Get the control of TPM2 chip.
+ @retval EFI_NOT_FOUND TPM2 not found.
+ @retval EFI_DEVICE_ERROR Unexpected device behavior.
+**/
+typedef
+EFI_STATUS
+(EFIAPI *TPM2_REQUEST_USE_TPM) (
+ VOID
+ );
+
+typedef struct {
+ EFI_GUID ProviderGuid;
+ TPM2_SUBMIT_COMMAND Tpm2SubmitCommand;
+ TPM2_REQUEST_USE_TPM Tpm2RequestUseTpm;
+} TPM2_DEVICE_INTERFACE;
+
+/**
+ This service register TPM2 device.
+
+ @param Tpm2Device TPM2 device
+
+ @retval EFI_SUCCESS This TPM2 device is registered successfully.
+ @retval EFI_UNSUPPORTED System does not support register this TPM2 device.
+ @retval EFI_ALREADY_STARTED System already register this TPM2 device.
+**/
+EFI_STATUS
+EFIAPI
+Tpm2RegisterTpm2DeviceLib (
+ IN TPM2_DEVICE_INTERFACE *Tpm2Device
+ );
+
+#endif
diff --git a/SecurityPkg/Include/Library/TrEEPhysicalPresenceLib.h b/SecurityPkg/Include/Library/TrEEPhysicalPresenceLib.h new file mode 100644 index 0000000000..781fd16b74 --- /dev/null +++ b/SecurityPkg/Include/Library/TrEEPhysicalPresenceLib.h @@ -0,0 +1,57 @@ +/** @file
+ Ihis library is intended to be used by BDS modules.
+ This library will executing TPM2 request.
+
+Copyright (c) 2013, Intel Corporation. All rights reserved.<BR>
+This program and the accompanying materials
+are licensed and made available under the terms and conditions of the BSD License
+which accompanies this distribution. The full text of the license may be found at
+http://opensource.org/licenses/bsd-license.php
+
+THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+
+**/
+
+#ifndef _TREE_PHYSICAL_PRESENCE_LIB_H_
+#define _TREE_PHYSICAL_PRESENCE_LIB_H_
+
+#include <IndustryStandard/Tpm20.h>
+#include <Protocol/TrEEProtocol.h>
+
+/**
+ Check and execute the pending TPM request.
+
+ The TPM request may come from OS or BIOS. This API will display request information and wait
+ for user confirmation if TPM request exists. The TPM request will be sent to TPM device after
+ the TPM request is confirmed, and one or more reset may be required to make TPM request to
+ take effect.
+
+ This API should be invoked after console in and console out are all ready as they are required
+ to display request information and get user input to confirm the request.
+
+ @param PlatformAuth platform auth value. NULL means no platform auth change.
+**/
+VOID
+EFIAPI
+TrEEPhysicalPresenceLibProcessRequest (
+ IN TPM2B_AUTH *PlatformAuth OPTIONAL
+ );
+
+/**
+ Check if the pending TPM request needs user input to confirm.
+
+ The TPM request may come from OS. This API will check if TPM request exists and need user
+ input to confirmation.
+
+ @retval TRUE TPM needs input to confirm user physical presence.
+ @retval FALSE TPM doesn't need input to confirm user physical presence.
+
+**/
+BOOLEAN
+EFIAPI
+TrEEPhysicalPresenceLibNeedUserConfirm(
+ VOID
+ );
+
+#endif
|