TcgService.h

Go to the documentation of this file.

 
#ifndef _TCG_SERVICE_PROTOCOL_H_
#define _TCG_SERVICE_PROTOCOL_H_
 
#include <IndustryStandard/UefiTcgPlatform.h>
 
#define EFI_TCG_PROTOCOL_GUID  \
  {0xf541796d, 0xa62e, 0x4954, { 0xa7, 0x75, 0x95, 0x84, 0xf6, 0x1b, 0x9c, 0xdd } }
 
typedef struct _EFI_TCG_PROTOCOL EFI_TCG_PROTOCOL;
 
typedef struct {
  UINT8  Major;
  UINT8  Minor;
  UINT8  RevMajor;
  UINT8  RevMinor;
} TCG_VERSION;
 
typedef struct _TCG_EFI_BOOT_SERVICE_CAPABILITY {
  UINT8          Size;                
  TCG_VERSION    StructureVersion;
  TCG_VERSION    ProtocolSpecVersion;
  UINT8          HashAlgorithmBitmap; 
  BOOLEAN        TPMPresentFlag;      
  BOOLEAN        TPMDeactivatedFlag;  
} TCG_EFI_BOOT_SERVICE_CAPABILITY;
 
typedef UINT32   TCG_ALGORITHM_ID;
 
typedef
EFI_STATUS
(EFIAPI *EFI_TCG_STATUS_CHECK)(
  IN      EFI_TCG_PROTOCOL          *This,
  OUT     TCG_EFI_BOOT_SERVICE_CAPABILITY
                                    *ProtocolCapability,
  OUT     UINT32                    *TCGFeatureFlags,
  OUT     EFI_PHYSICAL_ADDRESS      *EventLogLocation,
  OUT     EFI_PHYSICAL_ADDRESS      *EventLogLastEntry
  );
 
typedef
EFI_STATUS
(EFIAPI *EFI_TCG_HASH_ALL)(
  IN      EFI_TCG_PROTOCOL          *This,
  IN      UINT8                     *HashData,
  IN      UINT64                    HashDataLen,
  IN      TCG_ALGORITHM_ID          AlgorithmId,
  IN OUT  UINT64                    *HashedDataLen,
  IN OUT  UINT8                     **HashedDataResult
  );
 
typedef
EFI_STATUS
(EFIAPI *EFI_TCG_LOG_EVENT)(
  IN      EFI_TCG_PROTOCOL          *This,
  IN      TCG_PCR_EVENT             *TCGLogData,
  IN OUT  UINT32                    *EventNumber,
  IN      UINT32                    Flags
  );
 
typedef
EFI_STATUS
(EFIAPI *EFI_TCG_PASS_THROUGH_TO_TPM)(
  IN      EFI_TCG_PROTOCOL          *This,
  IN      UINT32                    TpmInputParameterBlockSize,
  IN      UINT8                     *TpmInputParameterBlock,
  IN      UINT32                    TpmOutputParameterBlockSize,
  IN      UINT8                     *TpmOutputParameterBlock
  );
 
typedef
EFI_STATUS
(EFIAPI *EFI_TCG_HASH_LOG_EXTEND_EVENT)(
  IN      EFI_TCG_PROTOCOL          *This,
  IN      EFI_PHYSICAL_ADDRESS      HashData,
  IN      UINT64                    HashDataLen,
  IN      TCG_ALGORITHM_ID          AlgorithmId,
  IN OUT  TCG_PCR_EVENT             *TCGLogData,
  IN OUT  UINT32                    *EventNumber,
     OUT  EFI_PHYSICAL_ADDRESS      *EventLogLastEntry
  );
 
struct _EFI_TCG_PROTOCOL {
  EFI_TCG_STATUS_CHECK              StatusCheck;
  EFI_TCG_HASH_ALL                  HashAll;
  EFI_TCG_LOG_EVENT                 LogEvent;
  EFI_TCG_PASS_THROUGH_TO_TPM       PassThroughToTpm;
  EFI_TCG_HASH_LOG_EXTEND_EVENT     HashLogExtendEvent;
};
 
extern EFI_GUID gEfiTcgProtocolGuid;
 
#endif