c411b485b6
REF: https://bugzilla.tianocore.org/show_bug.cgi?id=3737 Apply uncrustify changes to .c/.h files in the SecurityPkg package Cc: Andrew Fish <afish@apple.com> Cc: Leif Lindholm <leif@nuviainc.com> Cc: Michael D Kinney <michael.d.kinney@intel.com> Signed-off-by: Michael Kubacki <michael.kubacki@microsoft.com> Reviewed-by: Jian J Wang <jian.j.wang@intel.com>
118 lines
3.5 KiB
C
118 lines
3.5 KiB
C
/** @file
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Implement TPM2 Miscellaneous related command.
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Copyright (c) 2013 - 2016, 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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#include <IndustryStandard/UefiTcgPlatform.h>
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#include <Library/Tpm2CommandLib.h>
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#include <Library/Tpm2DeviceLib.h>
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#include <Library/BaseMemoryLib.h>
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#include <Library/BaseLib.h>
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#include <Library/DebugLib.h>
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#pragma pack(1)
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typedef struct {
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TPM2_COMMAND_HEADER Header;
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TPMI_RH_HIERARCHY_AUTH AuthHandle;
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UINT32 AuthSessionSize;
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TPMS_AUTH_COMMAND AuthSession;
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UINT32 AlgorithmSet;
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} TPM2_SET_ALGORITHM_SET_COMMAND;
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typedef struct {
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TPM2_RESPONSE_HEADER Header;
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UINT32 AuthSessionSize;
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TPMS_AUTH_RESPONSE AuthSession;
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} TPM2_SET_ALGORITHM_SET_RESPONSE;
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#pragma pack()
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/**
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This command allows the platform to change the set of algorithms that are used by the TPM.
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The algorithmSet setting is a vendor-dependent value.
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@param[in] AuthHandle TPM_RH_PLATFORM
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@param[in] AuthSession Auth Session context
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@param[in] AlgorithmSet A TPM vendor-dependent value indicating the
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algorithm set selection
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@retval EFI_SUCCESS Operation completed successfully.
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@retval EFI_DEVICE_ERROR Unexpected device behavior.
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**/
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EFI_STATUS
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EFIAPI
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Tpm2SetAlgorithmSet (
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IN TPMI_RH_PLATFORM AuthHandle,
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IN TPMS_AUTH_COMMAND *AuthSession,
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IN UINT32 AlgorithmSet
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)
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{
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EFI_STATUS Status;
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TPM2_SET_ALGORITHM_SET_COMMAND SendBuffer;
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TPM2_SET_ALGORITHM_SET_RESPONSE RecvBuffer;
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UINT32 SendBufferSize;
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UINT32 RecvBufferSize;
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UINT8 *Buffer;
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UINT32 SessionInfoSize;
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//
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// Construct command
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//
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SendBuffer.Header.tag = SwapBytes16 (TPM_ST_SESSIONS);
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SendBuffer.Header.commandCode = SwapBytes32 (TPM_CC_SetAlgorithmSet);
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SendBuffer.AuthHandle = SwapBytes32 (AuthHandle);
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//
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// Add in Auth session
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//
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Buffer = (UINT8 *)&SendBuffer.AuthSession;
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// sessionInfoSize
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SessionInfoSize = CopyAuthSessionCommand (AuthSession, Buffer);
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Buffer += SessionInfoSize;
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SendBuffer.AuthSessionSize = SwapBytes32 (SessionInfoSize);
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//
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// Real data
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//
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WriteUnaligned32 ((UINT32 *)Buffer, SwapBytes32 (AlgorithmSet));
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Buffer += sizeof (UINT32);
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SendBufferSize = (UINT32)((UINTN)Buffer - (UINTN)&SendBuffer);
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SendBuffer.Header.paramSize = SwapBytes32 (SendBufferSize);
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//
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// send Tpm command
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//
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RecvBufferSize = sizeof (RecvBuffer);
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Status = Tpm2SubmitCommand (SendBufferSize, (UINT8 *)&SendBuffer, &RecvBufferSize, (UINT8 *)&RecvBuffer);
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if (EFI_ERROR (Status)) {
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goto Done;
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}
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if (RecvBufferSize < sizeof (TPM2_RESPONSE_HEADER)) {
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DEBUG ((DEBUG_ERROR, "Tpm2SetAlgorithmSet - RecvBufferSize Error - %x\n", RecvBufferSize));
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Status = EFI_DEVICE_ERROR;
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goto Done;
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}
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if (SwapBytes32 (RecvBuffer.Header.responseCode) != TPM_RC_SUCCESS) {
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DEBUG ((DEBUG_ERROR, "Tpm2SetAlgorithmSet - responseCode - %x\n", SwapBytes32 (RecvBuffer.Header.responseCode)));
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Status = EFI_DEVICE_ERROR;
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goto Done;
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}
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Done:
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//
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// Clear AuthSession Content
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//
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ZeroMem (&SendBuffer, sizeof (SendBuffer));
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ZeroMem (&RecvBuffer, sizeof (RecvBuffer));
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return Status;
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}
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