https://bugzilla.tianocore.org/show_bug.cgi?id=1373 Replace BSD 2-Clause License with BSD+Patent License. This change is based on the following emails: https://lists.01.org/pipermail/edk2-devel/2019-February/036260.html https://lists.01.org/pipermail/edk2-devel/2018-October/030385.html RFCs with detailed process for the license change: V3: https://lists.01.org/pipermail/edk2-devel/2019-March/038116.html V2: https://lists.01.org/pipermail/edk2-devel/2019-March/037669.html V1: https://lists.01.org/pipermail/edk2-devel/2019-March/037500.html Contributed-under: TianoCore Contribution Agreement 1.1 Signed-off-by: Michael D Kinney <michael.d.kinney@intel.com> Reviewed-by: Hao Wu <hao.a.wu@intel.com> Reviewed-by: Jian J Wang <jian.j.wang@intel.com>
		
			
				
	
	
		
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			278 lines
		
	
	
		
			14 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /** @file
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| 
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|   Copyright (c) 2019, Intel Corporation. All rights reserved.<BR>
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|   SPDX-License-Identifier: BSD-2-Clause-Patent
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| 
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| **/
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| 
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| #ifndef _EDKII_STORAGE_SECURITY_COMMAND_PPI_H_
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| #define _EDKII_STORAGE_SECURITY_COMMAND_PPI_H_
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| 
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| #include <Protocol/DevicePath.h>
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| 
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| ///
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| /// Global ID for the EDKII_PEI_STORAGE_SECURITY_CMD_PPI.
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| ///
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| #define EDKII_PEI_STORAGE_SECURITY_CMD_PPI_GUID \
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|   { \
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|     0x35de0b4e, 0x30fb, 0x46c3, { 0xbd, 0x84, 0x1f, 0xdb, 0xa1, 0x58, 0xbb, 0x56 } \
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|   }
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| 
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| //
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| // Forward declaration for the EDKII_PEI_STORAGE_SECURITY_CMD_PPI.
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| //
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| typedef struct _EDKII_PEI_STORAGE_SECURITY_CMD_PPI  EDKII_PEI_STORAGE_SECURITY_CMD_PPI;
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| 
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| //
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| // Revision The revision to which the Storage Security Command interface adheres.
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| //          All future revisions must be backwards compatible.
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| //          If a future version is not back wards compatible it is not the same GUID.
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| //
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| #define EDKII_STORAGE_SECURITY_PPI_REVISION  0x00010000
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| 
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| 
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| /**
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|   Gets the count of storage security devices that one specific driver detects.
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| 
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|   @param[in]  This               The PPI instance pointer.
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|   @param[out] NumberofDevices    The number of storage security devices discovered.
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| 
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|   @retval EFI_SUCCESS              The operation performed successfully.
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|   @retval EFI_INVALID_PARAMETER    The parameters are invalid.
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| 
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| **/
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| typedef
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| EFI_STATUS
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| (EFIAPI *EDKII_PEI_STORAGE_SECURITY_GET_NUMBER_DEVICES) (
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|   IN  EDKII_PEI_STORAGE_SECURITY_CMD_PPI    *This,
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|   OUT UINTN                                 *NumberofDevices
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|   );
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| 
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| /**
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|   Gets the device path of a specific storage security device.
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| 
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|   @param[in]  This                 The PPI instance pointer.
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|   @param[in]  DeviceIndex          Specifies the storage security device to which
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|                                    the function wants to talk. Because the driver
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|                                    that implements Storage Security Command PPIs
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|                                    will manage multiple storage devices, the PPIs
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|                                    that want to talk to a single device must specify
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|                                    the device index that was assigned during the
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|                                    enumeration process. This index is a number from
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|                                    one to NumberofDevices.
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|   @param[out] DevicePathLength     The length of the device path in bytes specified
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|                                    by DevicePath.
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|   @param[out] DevicePath           The device path of storage security device.
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|                                    This field re-uses EFI Device Path Protocol as
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|                                    defined by Section 10.2 EFI Device Path Protocol
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|                                    of UEFI 2.7 Specification.
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| 
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|   @retval EFI_SUCCESS              The operation succeeds.
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|   @retval EFI_INVALID_PARAMETER    DevicePathLength or DevicePath is NULL.
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|   @retval EFI_NOT_FOUND            The specified storage security device not found.
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|   @retval EFI_OUT_OF_RESOURCES     The operation fails due to lack of resources.
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| 
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| **/
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| typedef
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| EFI_STATUS
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| (EFIAPI *EDKII_PEI_STORAGE_SECURITY_GET_DEVICE_PATH) (
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|   IN  EDKII_PEI_STORAGE_SECURITY_CMD_PPI    *This,
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|   IN  UINTN                                 DeviceIndex,
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|   OUT UINTN                                 *DevicePathLength,
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|   OUT EFI_DEVICE_PATH_PROTOCOL              **DevicePath
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|   );
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| 
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| /**
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|   Send a security protocol command to a device that receives data and/or the result
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|   of one or more commands sent by SendData.
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| 
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|   The ReceiveData function sends a security protocol command to the given DeviceIndex.
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|   The security protocol command sent is defined by SecurityProtocolId and contains
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|   the security protocol specific data SecurityProtocolSpecificData. The function
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|   returns the data from the security protocol command in PayloadBuffer.
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| 
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|   For devices supporting the SCSI command set, the security protocol command is sent
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|   using the SECURITY PROTOCOL IN command defined in SPC-4.
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| 
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|   For devices supporting the ATA command set, the security protocol command is sent
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|   using one of the TRUSTED RECEIVE commands defined in ATA8-ACS if PayloadBufferSize
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|   is non-zero.
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| 
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|   If the PayloadBufferSize is zero, the security protocol command is sent using the
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|   Trusted Non-Data command defined in ATA8-ACS.
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| 
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|   If PayloadBufferSize is too small to store the available data from the security
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|   protocol command, the function shall copy PayloadBufferSize bytes into the
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|   PayloadBuffer and return EFI_WARN_BUFFER_TOO_SMALL.
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| 
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|   If PayloadBuffer or PayloadTransferSize is NULL and PayloadBufferSize is non-zero,
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|   the function shall return EFI_INVALID_PARAMETER.
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| 
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|   If the given DeviceIndex does not support security protocol commands, the function
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|   shall return EFI_UNSUPPORTED.
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| 
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|   If the security protocol fails to complete within the Timeout period, the function
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|   shall return EFI_TIMEOUT.
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| 
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|   If the security protocol command completes without an error, the function shall
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|   return EFI_SUCCESS. If the security protocol command completes with an error, the
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|   function shall return EFI_DEVICE_ERROR.
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| 
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|   @param[in]  This             The PPI instance pointer.
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|   @param[in]  DeviceIndex      Specifies the storage security device to which the
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|                                function wants to talk. Because the driver that
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|                                implements Storage Security Command PPIs will manage
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|                                multiple storage devices, the PPIs that want to talk
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|                                to a single device must specify the device index
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|                                that was assigned during the enumeration process.
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|                                This index is a number from one to NumberofDevices.
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|   @param[in]  Timeout          The timeout, in 100ns units, to use for the execution
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|                                of the security protocol command. A Timeout value
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|                                of 0 means that this function will wait indefinitely
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|                                for the security protocol command to execute. If
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|                                Timeout is greater than zero, then this function
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|                                will return EFI_TIMEOUT if the time required to
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|                                execute the receive data command is greater than
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|                                Timeout.
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|   @param[in]  SecurityProtocolId
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|                                The value of the "Security Protocol" parameter of
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|                                the security protocol command to be sent.
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|   @param[in]  SecurityProtocolSpecificData
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|                                The value of the "Security Protocol Specific"
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|                                parameter of the security protocol command to be
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|                                sent.
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|   @param[in]  PayloadBufferSize
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|                                Size in bytes of the payload data buffer.
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|   @param[out] PayloadBuffer    A pointer to a destination buffer to store the
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|                                security protocol command specific payload data
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|                                for the security protocol command. The caller is
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|                                responsible for having either implicit or explicit
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|                                ownership of the buffer.
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|   @param[out] PayloadTransferSize
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|                                A pointer to a buffer to store the size in bytes
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|                                of the data written to the payload data buffer.
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| 
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|   @retval EFI_SUCCESS                  The security protocol command completed
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|                                        successfully.
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|   @retval EFI_WARN_BUFFER_TOO_SMALL    The PayloadBufferSize was too small to
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|                                        store the available data from the device.
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|                                        The PayloadBuffer contains the truncated
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|                                        data.
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|   @retval EFI_UNSUPPORTED              The given DeviceIndex does not support
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|                                        security protocol commands.
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|   @retval EFI_DEVICE_ERROR             The security protocol command completed
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|                                        with an error.
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|   @retval EFI_INVALID_PARAMETER        The PayloadBuffer or PayloadTransferSize
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|                                        is NULL and PayloadBufferSize is non-zero.
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|   @retval EFI_TIMEOUT                  A timeout occurred while waiting for the
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|                                        security protocol command to execute.
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| 
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| **/
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| typedef
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| EFI_STATUS
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| (EFIAPI *EDKII_PEI_STORAGE_SECURITY_RECEIVE_DATA) (
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|   IN  EDKII_PEI_STORAGE_SECURITY_CMD_PPI    *This,
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|   IN  UINTN                                 DeviceIndex,
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|   IN  UINT64                                Timeout,
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|   IN  UINT8                                 SecurityProtocolId,
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|   IN  UINT16                                SecurityProtocolSpecificData,
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|   IN  UINTN                                 PayloadBufferSize,
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|   OUT VOID                                  *PayloadBuffer,
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|   OUT UINTN                                 *PayloadTransferSize
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|   );
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| 
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| /**
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|   Send a security protocol command to a device.
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| 
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|   The SendData function sends a security protocol command containing the payload
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|   PayloadBuffer to the given DeviceIndex. The security protocol command sent is
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|   defined by SecurityProtocolId and contains the security protocol specific data
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|   SecurityProtocolSpecificData. If the underlying protocol command requires a
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|   specific padding for the command payload, the SendData function shall add padding
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|   bytes to the command payload to satisfy the padding requirements.
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| 
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|   For devices supporting the SCSI command set, the security protocol command is
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|   sent using the SECURITY PROTOCOL OUT command defined in SPC-4.
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| 
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|   For devices supporting the ATA command set, the security protocol command is
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|   sent using one of the TRUSTED SEND commands defined in ATA8-ACS if PayloadBufferSize
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|   is non-zero. If the PayloadBufferSize is zero, the security protocol command
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|   is sent using the Trusted Non-Data command defined in ATA8-ACS.
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| 
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|   If PayloadBuffer is NULL and PayloadBufferSize is non-zero, the function shall
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|   return EFI_INVALID_PARAMETER.
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| 
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|   If the given DeviceIndex does not support security protocol commands, the function
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|   shall return EFI_UNSUPPORTED.
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| 
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|   If the security protocol fails to complete within the Timeout period, the function
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|   shall return EFI_TIMEOUT.
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| 
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|   If the security protocol command completes without an error, the function shall
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|   return EFI_SUCCESS. If the security protocol command completes with an error,
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|   the functio shall return EFI_DEVICE_ERROR.
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| 
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|   @param[in] This              The PPI instance pointer.
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|   @param[in] DeviceIndex       The ID of the device.
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|   @param[in] Timeout           The timeout, in 100ns units, to use for the execution
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|                                of the security protocol command. A Timeout value
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|                                of 0 means that this function will wait indefinitely
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|                                for the security protocol command to execute. If
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|                                Timeout is greater than zero, then this function
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|                                will return EFI_TIMEOUT if the time required to
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|                                execute the receive data command is greater than
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|                                Timeout.
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|   @param[in] SecurityProtocolId
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|                                The value of the "Security Protocol" parameter of
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|                                the security protocol command to be sent.
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|   @param[in] SecurityProtocolSpecificData
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|                                The value of the "Security Protocol Specific"
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|                                parameter of the security protocol command to be
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|                                sent.
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|   @param[in] PayloadBufferSize Size in bytes of the payload data buffer.
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|   @param[in] PayloadBuffer     A pointer to a destination buffer to store the
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|                                security protocol command specific payload data
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|                                for the security protocol command.
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| 
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|   @retval EFI_SUCCESS              The security protocol command completed successfully.
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|   @retval EFI_UNSUPPORTED          The given DeviceIndex does not support security
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|                                    protocol commands.
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|   @retval EFI_DEVICE_ERROR         The security protocol command completed with
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|                                    an error.
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|   @retval EFI_INVALID_PARAMETER    The PayloadBuffer is NULL and PayloadBufferSize
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|                                    is non-zero.
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|   @retval EFI_TIMEOUT              A timeout occurred while waiting for the security
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|                                    protocol command to execute.
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| 
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| **/
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| typedef
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| EFI_STATUS
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| (EFIAPI *EDKII_PEI_STORAGE_SECURITY_SEND_DATA) (
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|   IN EDKII_PEI_STORAGE_SECURITY_CMD_PPI    *This,
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|   IN UINTN                                 DeviceIndex,
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|   IN UINT64                                Timeout,
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|   IN UINT8                                 SecurityProtocolId,
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|   IN UINT16                                SecurityProtocolSpecificData,
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|   IN UINTN                                 PayloadBufferSize,
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|   IN VOID                                  *PayloadBuffer
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|   );
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| 
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| //
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| // EDKII_PEI_STORAGE_SECURITY_CMD_PPI contains a set of services to send security
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| // protocol commands to a mass storage device. Two types of security protocol
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| // commands are supported. SendData sends a command with data to a device.
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| // ReceiveData sends a command that receives data and/or the result of one or
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| // more commands sent by SendData.
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| //
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| struct _EDKII_PEI_STORAGE_SECURITY_CMD_PPI {
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|   UINT64                                           Revision;
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|   EDKII_PEI_STORAGE_SECURITY_GET_NUMBER_DEVICES    GetNumberofDevices;
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|   EDKII_PEI_STORAGE_SECURITY_GET_DEVICE_PATH       GetDevicePath;
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|   EDKII_PEI_STORAGE_SECURITY_RECEIVE_DATA          ReceiveData;
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|   EDKII_PEI_STORAGE_SECURITY_SEND_DATA             SendData;
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| };
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| 
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| extern EFI_GUID gEdkiiPeiStorageSecurityCommandPpiGuid;
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| 
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| #endif
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