HashLib.h

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#ifndef _HASH_LIB_H_
#define _HASH_LIB_H_
 
#include <Uefi.h>
#include <Protocol/Hash.h>
#include <IndustryStandard/Tpm20.h>
typedef UINTN HASH_HANDLE;
 
EFI_STATUS
EFIAPI
HashStart (
  OUT HASH_HANDLE  *HashHandle
  );
 
EFI_STATUS
EFIAPI
HashUpdate (
  IN HASH_HANDLE  HashHandle,
  IN VOID         *DataToHash,
  IN UINTN        DataToHashLen
  );
 
EFI_STATUS
EFIAPI
HashCompleteAndExtend (
  IN HASH_HANDLE          HashHandle,
  IN TPMI_DH_PCR          PcrIndex,
  IN VOID                 *DataToHash,
  IN UINTN                DataToHashLen,
  OUT TPML_DIGEST_VALUES  *DigestList
  );
 
EFI_STATUS
EFIAPI
HashAndExtend (
  IN TPMI_DH_PCR          PcrIndex,
  IN VOID                 *DataToHash,
  IN UINTN                DataToHashLen,
  OUT TPML_DIGEST_VALUES  *DigestList
  );
 
typedef
EFI_STATUS
(EFIAPI *HASH_INIT)(
  OUT HASH_HANDLE    *HashHandle
  );
 
typedef
EFI_STATUS
(EFIAPI *HASH_UPDATE)(
  IN HASH_HANDLE    HashHandle,
  IN VOID           *DataToHash,
  IN UINTN          DataToHashLen
  );
 
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
#define HASH_ALGORITHM_SM3_256_GUID \
  { \
    0x251C7818, 0x0DBF, 0xE619, { 0x7F, 0xC2, 0xD6, 0xAC, 0x43, 0x42, 0x7D, 0xA3 } \
  }
 
typedef struct {
  EFI_GUID       HashGuid;
  HASH_INIT      HashInit;
  HASH_UPDATE    HashUpdate;
  HASH_FINAL     HashFinal;
} HASH_INTERFACE;
 
EFI_STATUS
EFIAPI
RegisterHashInterfaceLib (
  IN HASH_INTERFACE  *HashInterface
  );
 
#endif