[mirror_edk2.git] / CryptoPkg / Include / Library / BaseCryptLib.h

/** @file\r
  Defines base cryptographic library APIs.\r
  The Base Cryptographic Library provides implementations of basic cryptography\r
  primitives (Hash Serials, HMAC, RSA, Diffie-Hellman, etc) for UEFI security\r
  functionality enabling.\r
\r
Copyright (c) 2009 - 2022, Intel Corporation. All rights reserved.<BR>\r
SPDX-License-Identifier: BSD-2-Clause-Patent\r
\r
**/\r
\r
#ifndef __BASE_CRYPT_LIB_H__\r
#define __BASE_CRYPT_LIB_H__\r
\r
#include <Uefi/UefiBaseType.h>\r
\r
#define CRYPTO_NID_NULL  0x0000\r
\r
// Hash\r
#define CRYPTO_NID_SHA256  0x0001\r
#define CRYPTO_NID_SHA384  0x0002\r
#define CRYPTO_NID_SHA512  0x0003\r
\r
// Key Exchange\r
#define CRYPTO_NID_SECP256R1  0x0204\r
#define CRYPTO_NID_SECP384R1  0x0205\r
#define CRYPTO_NID_SECP521R1  0x0206\r
\r
///\r
/// MD5 digest size in bytes\r
///\r
#define MD5_DIGEST_SIZE  16\r
\r
///\r
/// SHA-1 digest size in bytes.\r
///\r
#define SHA1_DIGEST_SIZE  20\r
\r
///\r
/// SHA-256 digest size in bytes\r
///\r
#define SHA256_DIGEST_SIZE  32\r
\r
///\r
/// SHA-384 digest size in bytes\r
///\r
#define SHA384_DIGEST_SIZE  48\r
\r
///\r
/// SHA-512 digest size in bytes\r
///\r
#define SHA512_DIGEST_SIZE  64\r
\r
///\r
/// SM3 digest size in bytes\r
///\r
#define SM3_256_DIGEST_SIZE  32\r
\r
///\r
/// TDES block size in bytes\r
///\r
#define TDES_BLOCK_SIZE  8\r
\r
///\r
/// AES block size in bytes\r
///\r
#define AES_BLOCK_SIZE  16\r
\r
///\r
/// RSA Key Tags Definition used in RsaSetKey() function for key component identification.\r
///\r
typedef enum {\r
  RsaKeyN,      ///< RSA public Modulus (N)\r
  RsaKeyE,      ///< RSA Public exponent (e)\r
  RsaKeyD,      ///< RSA Private exponent (d)\r
  RsaKeyP,      ///< RSA secret prime factor of Modulus (p)\r
  RsaKeyQ,      ///< RSA secret prime factor of Modules (q)\r
  RsaKeyDp,     ///< p's CRT exponent (== d mod (p - 1))\r
  RsaKeyDq,     ///< q's CRT exponent (== d mod (q - 1))\r
  RsaKeyQInv    ///< The CRT coefficient (== 1/q mod p)\r
} RSA_KEY_TAG;\r
\r
// =====================================================================================\r
//    One-Way Cryptographic Hash Primitives\r
// =====================================================================================\r
\r
#ifdef ENABLE_MD5_DEPRECATED_INTERFACES\r
\r
/**\r
  Retrieves the size, in bytes, of the context buffer required for MD5 hash operations.\r
\r
  If this interface is not supported, then return zero.\r
\r
  @return  The size, in bytes, of the context buffer required for MD5 hash operations.\r
  @retval  0   This interface is not supported.\r
\r
**/\r
UINTN\r
EFIAPI\r
Md5GetContextSize (\r
  VOID\r
  );\r
\r
/**\r
  Initializes user-supplied memory pointed by Md5Context as MD5 hash context for\r
  subsequent use.\r
\r
  If Md5Context is NULL, then return FALSE.\r
  If this interface is not supported, then return FALSE.\r
\r
  @param[out]  Md5Context  Pointer to MD5 context being initialized.\r
\r
  @retval TRUE   MD5 context initialization succeeded.\r
  @retval FALSE  MD5 context initialization failed.\r
  @retval FALSE  This interface is not supported.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
Md5Init (\r
  OUT  VOID  *Md5Context\r
  );\r
\r
/**\r
  Makes a copy of an existing MD5 context.\r
\r
  If Md5Context is NULL, then return FALSE.\r
  If NewMd5Context is NULL, then return FALSE.\r
  If this interface is not supported, then return FALSE.\r
\r
  @param[in]  Md5Context     Pointer to MD5 context being copied.\r
  @param[out] NewMd5Context  Pointer to new MD5 context.\r
\r
  @retval TRUE   MD5 context copy succeeded.\r
  @retval FALSE  MD5 context copy failed.\r
  @retval FALSE  This interface is not supported.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
Md5Duplicate (\r
  IN   CONST VOID  *Md5Context,\r
  OUT  VOID        *NewMd5Context\r
  );\r
\r
/**\r
  Digests the input data and updates MD5 context.\r
\r
  This function performs MD5 digest on a data buffer of the specified size.\r
  It can be called multiple times to compute the digest of long or discontinuous data streams.\r
  MD5 context should be already correctly initialized by Md5Init(), and should not be finalized\r
  by Md5Final(). Behavior with invalid context is undefined.\r
\r
  If Md5Context is NULL, then return FALSE.\r
  If this interface is not supported, then return FALSE.\r
\r
  @param[in, out]  Md5Context  Pointer to the MD5 context.\r
  @param[in]       Data        Pointer to the buffer containing the data to be hashed.\r
  @param[in]       DataSize    Size of Data buffer in bytes.\r
\r
  @retval TRUE   MD5 data digest succeeded.\r
  @retval FALSE  MD5 data digest failed.\r
  @retval FALSE  This interface is not supported.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
Md5Update (\r
  IN OUT  VOID        *Md5Context,\r
  IN      CONST VOID  *Data,\r
  IN      UINTN       DataSize\r
  );\r
\r
/**\r
  Completes computation of the MD5 digest value.\r
\r
  This function completes MD5 hash computation and retrieves the digest value into\r
  the specified memory. After this function has been called, the MD5 context cannot\r
  be used again.\r
  MD5 context should be already correctly initialized by Md5Init(), and should not be\r
  finalized by Md5Final(). Behavior with invalid MD5 context is undefined.\r
\r
  If Md5Context is NULL, then return FALSE.\r
  If HashValue is NULL, then return FALSE.\r
  If this interface is not supported, then return FALSE.\r
\r
  @param[in, out]  Md5Context  Pointer to the MD5 context.\r
  @param[out]      HashValue   Pointer to a buffer that receives the MD5 digest\r
                               value (16 bytes).\r
\r
  @retval TRUE   MD5 digest computation succeeded.\r
  @retval FALSE  MD5 digest computation failed.\r
  @retval FALSE  This interface is not supported.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
Md5Final (\r
  IN OUT  VOID   *Md5Context,\r
  OUT     UINT8  *HashValue\r
  );\r
\r
/**\r
  Computes the MD5 message digest of a input data buffer.\r
\r
  This function performs the MD5 message digest of a given data buffer, and places\r
  the digest value into the specified memory.\r
\r
  If this interface is not supported, then return FALSE.\r
\r
  @param[in]   Data        Pointer to the buffer containing the data to be hashed.\r
  @param[in]   DataSize    Size of Data buffer in bytes.\r
  @param[out]  HashValue   Pointer to a buffer that receives the MD5 digest\r
                           value (16 bytes).\r
\r
  @retval TRUE   MD5 digest computation succeeded.\r
  @retval FALSE  MD5 digest computation failed.\r
  @retval FALSE  This interface is not supported.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
Md5HashAll (\r
  IN   CONST VOID  *Data,\r
  IN   UINTN       DataSize,\r
  OUT  UINT8       *HashValue\r
  );\r
\r
#endif\r
\r
#ifndef DISABLE_SHA1_DEPRECATED_INTERFACES\r
\r
/**\r
  Retrieves the size, in bytes, of the context buffer required for SHA-1 hash operations.\r
\r
  If this interface is not supported, then return zero.\r
\r
  @return  The size, in bytes, of the context buffer required for SHA-1 hash operations.\r
  @retval  0   This interface is not supported.\r
\r
**/\r
UINTN\r
EFIAPI\r
Sha1GetContextSize (\r
  VOID\r
  );\r
\r
/**\r
  Initializes user-supplied memory pointed by Sha1Context as SHA-1 hash context for\r
  subsequent use.\r
\r
  If Sha1Context is NULL, then return FALSE.\r
  If this interface is not supported, then return FALSE.\r
\r
  @param[out]  Sha1Context  Pointer to SHA-1 context being initialized.\r
\r
  @retval TRUE   SHA-1 context initialization succeeded.\r
  @retval FALSE  SHA-1 context initialization failed.\r
  @retval FALSE  This interface is not supported.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
Sha1Init (\r
  OUT  VOID  *Sha1Context\r
  );\r
\r
/**\r
  Makes a copy of an existing SHA-1 context.\r
\r
  If Sha1Context is NULL, then return FALSE.\r
  If NewSha1Context is NULL, then return FALSE.\r
  If this interface is not supported, then return FALSE.\r
\r
  @param[in]  Sha1Context     Pointer to SHA-1 context being copied.\r
  @param[out] NewSha1Context  Pointer to new SHA-1 context.\r
\r
  @retval TRUE   SHA-1 context copy succeeded.\r
  @retval FALSE  SHA-1 context copy failed.\r
  @retval FALSE  This interface is not supported.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
Sha1Duplicate (\r
  IN   CONST VOID  *Sha1Context,\r
  OUT  VOID        *NewSha1Context\r
  );\r
\r
/**\r
  Digests the input data and updates SHA-1 context.\r
\r
  This function performs SHA-1 digest on a data buffer of the specified size.\r
  It can be called multiple times to compute the digest of long or discontinuous data streams.\r
  SHA-1 context should be already correctly initialized by Sha1Init(), and should not be finalized\r
  by Sha1Final(). Behavior with invalid context is undefined.\r
\r
  If Sha1Context is NULL, then return FALSE.\r
  If this interface is not supported, then return FALSE.\r
\r
  @param[in, out]  Sha1Context  Pointer to the SHA-1 context.\r
  @param[in]       Data         Pointer to the buffer containing the data to be hashed.\r
  @param[in]       DataSize     Size of Data buffer in bytes.\r
\r
  @retval TRUE   SHA-1 data digest succeeded.\r
  @retval FALSE  SHA-1 data digest failed.\r
  @retval FALSE  This interface is not supported.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
Sha1Update (\r
  IN OUT  VOID        *Sha1Context,\r
  IN      CONST VOID  *Data,\r
  IN      UINTN       DataSize\r
  );\r
\r
/**\r
  Completes computation of the SHA-1 digest value.\r
\r
  This function completes SHA-1 hash computation and retrieves the digest value into\r
  the specified memory. After this function has been called, the SHA-1 context cannot\r
  be used again.\r
  SHA-1 context should be already correctly initialized by Sha1Init(), and should not be\r
  finalized by Sha1Final(). Behavior with invalid SHA-1 context is undefined.\r
\r
  If Sha1Context is NULL, then return FALSE.\r
  If HashValue is NULL, then return FALSE.\r
  If this interface is not supported, then return FALSE.\r
\r
  @param[in, out]  Sha1Context  Pointer to the SHA-1 context.\r
  @param[out]      HashValue    Pointer to a buffer that receives the SHA-1 digest\r
                                value (20 bytes).\r
\r
  @retval TRUE   SHA-1 digest computation succeeded.\r
  @retval FALSE  SHA-1 digest computation failed.\r
  @retval FALSE  This interface is not supported.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
Sha1Final (\r
  IN OUT  VOID   *Sha1Context,\r
  OUT     UINT8  *HashValue\r
  );\r
\r
/**\r
  Computes the SHA-1 message digest of a input data buffer.\r
\r
  This function performs the SHA-1 message digest of a given data buffer, and places\r
  the digest value into the specified memory.\r
\r
  If this interface is not supported, then return FALSE.\r
\r
  @param[in]   Data        Pointer to the buffer containing the data to be hashed.\r
  @param[in]   DataSize    Size of Data buffer in bytes.\r
  @param[out]  HashValue   Pointer to a buffer that receives the SHA-1 digest\r
                           value (20 bytes).\r
\r
  @retval TRUE   SHA-1 digest computation succeeded.\r
  @retval FALSE  SHA-1 digest computation failed.\r
  @retval FALSE  This interface is not supported.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
Sha1HashAll (\r
  IN   CONST VOID  *Data,\r
  IN   UINTN       DataSize,\r
  OUT  UINT8       *HashValue\r
  );\r
\r
#endif\r
\r
/**\r
  Retrieves the size, in bytes, of the context buffer required for SHA-256 hash operations.\r
\r
  @return  The size, in bytes, of the context buffer required for SHA-256 hash operations.\r
\r
**/\r
UINTN\r
EFIAPI\r
Sha256GetContextSize (\r
  VOID\r
  );\r
\r
/**\r
  Initializes user-supplied memory pointed by Sha256Context as SHA-256 hash context for\r
  subsequent use.\r
\r
  If Sha256Context is NULL, then return FALSE.\r
\r
  @param[out]  Sha256Context  Pointer to SHA-256 context being initialized.\r
\r
  @retval TRUE   SHA-256 context initialization succeeded.\r
  @retval FALSE  SHA-256 context initialization failed.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
Sha256Init (\r
  OUT  VOID  *Sha256Context\r
  );\r
\r
/**\r
  Makes a copy of an existing SHA-256 context.\r
\r
  If Sha256Context is NULL, then return FALSE.\r
  If NewSha256Context is NULL, then return FALSE.\r
  If this interface is not supported, then return FALSE.\r
\r
  @param[in]  Sha256Context     Pointer to SHA-256 context being copied.\r
  @param[out] NewSha256Context  Pointer to new SHA-256 context.\r
\r
  @retval TRUE   SHA-256 context copy succeeded.\r
  @retval FALSE  SHA-256 context copy failed.\r
  @retval FALSE  This interface is not supported.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
Sha256Duplicate (\r
  IN   CONST VOID  *Sha256Context,\r
  OUT  VOID        *NewSha256Context\r
  );\r
\r
/**\r
  Digests the input data and updates SHA-256 context.\r
\r
  This function performs SHA-256 digest on a data buffer of the specified size.\r
  It can be called multiple times to compute the digest of long or discontinuous data streams.\r
  SHA-256 context should be already correctly initialized by Sha256Init(), and should not be finalized\r
  by Sha256Final(). Behavior with invalid context is undefined.\r
\r
  If Sha256Context is NULL, then return FALSE.\r
\r
  @param[in, out]  Sha256Context  Pointer to the SHA-256 context.\r
  @param[in]       Data           Pointer to the buffer containing the data to be hashed.\r
  @param[in]       DataSize       Size of Data buffer in bytes.\r
\r
  @retval TRUE   SHA-256 data digest succeeded.\r
  @retval FALSE  SHA-256 data digest failed.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
Sha256Update (\r
  IN OUT  VOID        *Sha256Context,\r
  IN      CONST VOID  *Data,\r
  IN      UINTN       DataSize\r
  );\r
\r
/**\r
  Completes computation of the SHA-256 digest value.\r
\r
  This function completes SHA-256 hash computation and retrieves the digest value into\r
  the specified memory. After this function has been called, the SHA-256 context cannot\r
  be used again.\r
  SHA-256 context should be already correctly initialized by Sha256Init(), and should not be\r
  finalized by Sha256Final(). Behavior with invalid SHA-256 context is undefined.\r
\r
  If Sha256Context is NULL, then return FALSE.\r
  If HashValue is NULL, then return FALSE.\r
\r
  @param[in, out]  Sha256Context  Pointer to the SHA-256 context.\r
  @param[out]      HashValue      Pointer to a buffer that receives the SHA-256 digest\r
                                  value (32 bytes).\r
\r
  @retval TRUE   SHA-256 digest computation succeeded.\r
  @retval FALSE  SHA-256 digest computation failed.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
Sha256Final (\r
  IN OUT  VOID   *Sha256Context,\r
  OUT     UINT8  *HashValue\r
  );\r
\r
/**\r
  Computes the SHA-256 message digest of a input data buffer.\r
\r
  This function performs the SHA-256 message digest of a given data buffer, and places\r
  the digest value into the specified memory.\r
\r
  If this interface is not supported, then return FALSE.\r
\r
  @param[in]   Data        Pointer to the buffer containing the data to be hashed.\r
  @param[in]   DataSize    Size of Data buffer in bytes.\r
  @param[out]  HashValue   Pointer to a buffer that receives the SHA-256 digest\r
                           value (32 bytes).\r
\r
  @retval TRUE   SHA-256 digest computation succeeded.\r
  @retval FALSE  SHA-256 digest computation failed.\r
  @retval FALSE  This interface is not supported.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
Sha256HashAll (\r
  IN   CONST VOID  *Data,\r
  IN   UINTN       DataSize,\r
  OUT  UINT8       *HashValue\r
  );\r
\r
/**\r
  Retrieves the size, in bytes, of the context buffer required for SHA-384 hash operations.\r
\r
  @return  The size, in bytes, of the context buffer required for SHA-384 hash operations.\r
\r
**/\r
UINTN\r
EFIAPI\r
Sha384GetContextSize (\r
  VOID\r
  );\r
\r
/**\r
  Initializes user-supplied memory pointed by Sha384Context as SHA-384 hash context for\r
  subsequent use.\r
\r
  If Sha384Context is NULL, then return FALSE.\r
\r
  @param[out]  Sha384Context  Pointer to SHA-384 context being initialized.\r
\r
  @retval TRUE   SHA-384 context initialization succeeded.\r
  @retval FALSE  SHA-384 context initialization failed.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
Sha384Init (\r
  OUT  VOID  *Sha384Context\r
  );\r
\r
/**\r
  Makes a copy of an existing SHA-384 context.\r
\r
  If Sha384Context is NULL, then return FALSE.\r
  If NewSha384Context is NULL, then return FALSE.\r
  If this interface is not supported, then return FALSE.\r
\r
  @param[in]  Sha384Context     Pointer to SHA-384 context being copied.\r
  @param[out] NewSha384Context  Pointer to new SHA-384 context.\r
\r
  @retval TRUE   SHA-384 context copy succeeded.\r
  @retval FALSE  SHA-384 context copy failed.\r
  @retval FALSE  This interface is not supported.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
Sha384Duplicate (\r
  IN   CONST VOID  *Sha384Context,\r
  OUT  VOID        *NewSha384Context\r
  );\r
\r
/**\r
  Digests the input data and updates SHA-384 context.\r
\r
  This function performs SHA-384 digest on a data buffer of the specified size.\r
  It can be called multiple times to compute the digest of long or discontinuous data streams.\r
  SHA-384 context should be already correctly initialized by Sha384Init(), and should not be finalized\r
  by Sha384Final(). Behavior with invalid context is undefined.\r
\r
  If Sha384Context is NULL, then return FALSE.\r
\r
  @param[in, out]  Sha384Context  Pointer to the SHA-384 context.\r
  @param[in]       Data           Pointer to the buffer containing the data to be hashed.\r
  @param[in]       DataSize       Size of Data buffer in bytes.\r
\r
  @retval TRUE   SHA-384 data digest succeeded.\r
  @retval FALSE  SHA-384 data digest failed.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
Sha384Update (\r
  IN OUT  VOID        *Sha384Context,\r
  IN      CONST VOID  *Data,\r
  IN      UINTN       DataSize\r
  );\r
\r
/**\r
  Completes computation of the SHA-384 digest value.\r
\r
  This function completes SHA-384 hash computation and retrieves the digest value into\r
  the specified memory. After this function has been called, the SHA-384 context cannot\r
  be used again.\r
  SHA-384 context should be already correctly initialized by Sha384Init(), and should not be\r
  finalized by Sha384Final(). Behavior with invalid SHA-384 context is undefined.\r
\r
  If Sha384Context is NULL, then return FALSE.\r
  If HashValue is NULL, then return FALSE.\r
\r
  @param[in, out]  Sha384Context  Pointer to the SHA-384 context.\r
  @param[out]      HashValue      Pointer to a buffer that receives the SHA-384 digest\r
                                  value (48 bytes).\r
\r
  @retval TRUE   SHA-384 digest computation succeeded.\r
  @retval FALSE  SHA-384 digest computation failed.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
Sha384Final (\r
  IN OUT  VOID   *Sha384Context,\r
  OUT     UINT8  *HashValue\r
  );\r
\r
/**\r
  Computes the SHA-384 message digest of a input data buffer.\r
\r
  This function performs the SHA-384 message digest of a given data buffer, and places\r
  the digest value into the specified memory.\r
\r
  If this interface is not supported, then return FALSE.\r
\r
  @param[in]   Data        Pointer to the buffer containing the data to be hashed.\r
  @param[in]   DataSize    Size of Data buffer in bytes.\r
  @param[out]  HashValue   Pointer to a buffer that receives the SHA-384 digest\r
                           value (48 bytes).\r
\r
  @retval TRUE   SHA-384 digest computation succeeded.\r
  @retval FALSE  SHA-384 digest computation failed.\r
  @retval FALSE  This interface is not supported.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
Sha384HashAll (\r
  IN   CONST VOID  *Data,\r
  IN   UINTN       DataSize,\r
  OUT  UINT8       *HashValue\r
  );\r
\r
/**\r
  Retrieves the size, in bytes, of the context buffer required for SHA-512 hash operations.\r
\r
  @return  The size, in bytes, of the context buffer required for SHA-512 hash operations.\r
\r
**/\r
UINTN\r
EFIAPI\r
Sha512GetContextSize (\r
  VOID\r
  );\r
\r
/**\r
  Initializes user-supplied memory pointed by Sha512Context as SHA-512 hash context for\r
  subsequent use.\r
\r
  If Sha512Context is NULL, then return FALSE.\r
\r
  @param[out]  Sha512Context  Pointer to SHA-512 context being initialized.\r
\r
  @retval TRUE   SHA-512 context initialization succeeded.\r
  @retval FALSE  SHA-512 context initialization failed.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
Sha512Init (\r
  OUT  VOID  *Sha512Context\r
  );\r
\r
/**\r
  Makes a copy of an existing SHA-512 context.\r
\r
  If Sha512Context is NULL, then return FALSE.\r
  If NewSha512Context is NULL, then return FALSE.\r
  If this interface is not supported, then return FALSE.\r
\r
  @param[in]  Sha512Context     Pointer to SHA-512 context being copied.\r
  @param[out] NewSha512Context  Pointer to new SHA-512 context.\r
\r
  @retval TRUE   SHA-512 context copy succeeded.\r
  @retval FALSE  SHA-512 context copy failed.\r
  @retval FALSE  This interface is not supported.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
Sha512Duplicate (\r
  IN   CONST VOID  *Sha512Context,\r
  OUT  VOID        *NewSha512Context\r
  );\r
\r
/**\r
  Digests the input data and updates SHA-512 context.\r
\r
  This function performs SHA-512 digest on a data buffer of the specified size.\r
  It can be called multiple times to compute the digest of long or discontinuous data streams.\r
  SHA-512 context should be already correctly initialized by Sha512Init(), and should not be finalized\r
  by Sha512Final(). Behavior with invalid context is undefined.\r
\r
  If Sha512Context is NULL, then return FALSE.\r
\r
  @param[in, out]  Sha512Context  Pointer to the SHA-512 context.\r
  @param[in]       Data           Pointer to the buffer containing the data to be hashed.\r
  @param[in]       DataSize       Size of Data buffer in bytes.\r
\r
  @retval TRUE   SHA-512 data digest succeeded.\r
  @retval FALSE  SHA-512 data digest failed.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
Sha512Update (\r
  IN OUT  VOID        *Sha512Context,\r
  IN      CONST VOID  *Data,\r
  IN      UINTN       DataSize\r
  );\r
\r
/**\r
  Completes computation of the SHA-512 digest value.\r
\r
  This function completes SHA-512 hash computation and retrieves the digest value into\r
  the specified memory. After this function has been called, the SHA-512 context cannot\r
  be used again.\r
  SHA-512 context should be already correctly initialized by Sha512Init(), and should not be\r
  finalized by Sha512Final(). Behavior with invalid SHA-512 context is undefined.\r
\r
  If Sha512Context is NULL, then return FALSE.\r
  If HashValue is NULL, then return FALSE.\r
\r
  @param[in, out]  Sha512Context  Pointer to the SHA-512 context.\r
  @param[out]      HashValue      Pointer to a buffer that receives the SHA-512 digest\r
                                  value (64 bytes).\r
\r
  @retval TRUE   SHA-512 digest computation succeeded.\r
  @retval FALSE  SHA-512 digest computation failed.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
Sha512Final (\r
  IN OUT  VOID   *Sha512Context,\r
  OUT     UINT8  *HashValue\r
  );\r
\r
/**\r
  Computes the SHA-512 message digest of a input data buffer.\r
\r
  This function performs the SHA-512 message digest of a given data buffer, and places\r
  the digest value into the specified memory.\r
\r
  If this interface is not supported, then return FALSE.\r
\r
  @param[in]   Data        Pointer to the buffer containing the data to be hashed.\r
  @param[in]   DataSize    Size of Data buffer in bytes.\r
  @param[out]  HashValue   Pointer to a buffer that receives the SHA-512 digest\r
                           value (64 bytes).\r
\r
  @retval TRUE   SHA-512 digest computation succeeded.\r
  @retval FALSE  SHA-512 digest computation failed.\r
  @retval FALSE  This interface is not supported.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
Sha512HashAll (\r
  IN   CONST VOID  *Data,\r
  IN   UINTN       DataSize,\r
  OUT  UINT8       *HashValue\r
  );\r
\r
/**\r
  Parallel hash function ParallelHash256, as defined in NIST's Special Publication 800-185,\r
  published December 2016.\r
\r
  @param[in]   Input            Pointer to the input message (X).\r
  @param[in]   InputByteLen     The number(>0) of input bytes provided for the input data.\r
  @param[in]   BlockSize        The size of each block (B).\r
  @param[out]  Output           Pointer to the output buffer.\r
  @param[in]   OutputByteLen    The desired number of output bytes (L).\r
  @param[in]   Customization    Pointer to the customization string (S).\r
  @param[in]   CustomByteLen    The length of the customization string in bytes.\r
\r
  @retval TRUE   ParallelHash256 digest computation succeeded.\r
  @retval FALSE  ParallelHash256 digest computation failed.\r
  @retval FALSE  This interface is not supported.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
ParallelHash256HashAll (\r
  IN CONST VOID   *Input,\r
  IN       UINTN  InputByteLen,\r
  IN       UINTN  BlockSize,\r
  OUT      VOID   *Output,\r
  IN       UINTN  OutputByteLen,\r
  IN CONST VOID   *Customization,\r
  IN       UINTN  CustomByteLen\r
  );\r
\r
/**\r
  Retrieves the size, in bytes, of the context buffer required for SM3 hash operations.\r
\r
  @return  The size, in bytes, of the context buffer required for SM3 hash operations.\r
\r
**/\r
UINTN\r
EFIAPI\r
Sm3GetContextSize (\r
  VOID\r
  );\r
\r
/**\r
  Initializes user-supplied memory pointed by Sm3Context as SM3 hash context for\r
  subsequent use.\r
\r
  If Sm3Context is NULL, then return FALSE.\r
\r
  @param[out]  Sm3Context  Pointer to SM3 context being initialized.\r
\r
  @retval TRUE   SM3 context initialization succeeded.\r
  @retval FALSE  SM3 context initialization failed.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
Sm3Init (\r
  OUT  VOID  *Sm3Context\r
  );\r
\r
/**\r
  Makes a copy of an existing SM3 context.\r
\r
  If Sm3Context is NULL, then return FALSE.\r
  If NewSm3Context is NULL, then return FALSE.\r
  If this interface is not supported, then return FALSE.\r
\r
  @param[in]  Sm3Context     Pointer to SM3 context being copied.\r
  @param[out] NewSm3Context  Pointer to new SM3 context.\r
\r
  @retval TRUE   SM3 context copy succeeded.\r
  @retval FALSE  SM3 context copy failed.\r
  @retval FALSE  This interface is not supported.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
Sm3Duplicate (\r
  IN   CONST VOID  *Sm3Context,\r
  OUT  VOID        *NewSm3Context\r
  );\r
\r
/**\r
  Digests the input data and updates SM3 context.\r
\r
  This function performs SM3 digest on a data buffer of the specified size.\r
  It can be called multiple times to compute the digest of long or discontinuous data streams.\r
  SM3 context should be already correctly initialized by Sm3Init(), and should not be finalized\r
  by Sm3Final(). Behavior with invalid context is undefined.\r
\r
  If Sm3Context is NULL, then return FALSE.\r
\r
  @param[in, out]  Sm3Context     Pointer to the SM3 context.\r
  @param[in]       Data           Pointer to the buffer containing the data to be hashed.\r
  @param[in]       DataSize       Size of Data buffer in bytes.\r
\r
  @retval TRUE   SM3 data digest succeeded.\r
  @retval FALSE  SM3 data digest failed.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
Sm3Update (\r
  IN OUT  VOID        *Sm3Context,\r
  IN      CONST VOID  *Data,\r
  IN      UINTN       DataSize\r
  );\r
\r
/**\r
  Completes computation of the SM3 digest value.\r
\r
  This function completes SM3 hash computation and retrieves the digest value into\r
  the specified memory. After this function has been called, the SM3 context cannot\r
  be used again.\r
  SM3 context should be already correctly initialized by Sm3Init(), and should not be\r
  finalized by Sm3Final(). Behavior with invalid SM3 context is undefined.\r
\r
  If Sm3Context is NULL, then return FALSE.\r
  If HashValue is NULL, then return FALSE.\r
\r
  @param[in, out]  Sm3Context     Pointer to the SM3 context.\r
  @param[out]      HashValue      Pointer to a buffer that receives the SM3 digest\r
                                  value (32 bytes).\r
\r
  @retval TRUE   SM3 digest computation succeeded.\r
  @retval FALSE  SM3 digest computation failed.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
Sm3Final (\r
  IN OUT  VOID   *Sm3Context,\r
  OUT     UINT8  *HashValue\r
  );\r
\r
/**\r
  Computes the SM3 message digest of a input data buffer.\r
\r
  This function performs the SM3 message digest of a given data buffer, and places\r
  the digest value into the specified memory.\r
\r
  If this interface is not supported, then return FALSE.\r
\r
  @param[in]   Data        Pointer to the buffer containing the data to be hashed.\r
  @param[in]   DataSize    Size of Data buffer in bytes.\r
  @param[out]  HashValue   Pointer to a buffer that receives the SM3 digest\r
                           value (32 bytes).\r
\r
  @retval TRUE   SM3 digest computation succeeded.\r
  @retval FALSE  SM3 digest computation failed.\r
  @retval FALSE  This interface is not supported.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
Sm3HashAll (\r
  IN   CONST VOID  *Data,\r
  IN   UINTN       DataSize,\r
  OUT  UINT8       *HashValue\r
  );\r
\r
// =====================================================================================\r
//    MAC (Message Authentication Code) Primitive\r
// =====================================================================================\r
\r
/**\r
  Allocates and initializes one HMAC_CTX context for subsequent HMAC-SHA256 use.\r
\r
  @return  Pointer to the HMAC_CTX context that has been initialized.\r
           If the allocations fails, HmacSha256New() returns NULL.\r
\r
**/\r
VOID *\r
EFIAPI\r
HmacSha256New (\r
  VOID\r
  );\r
\r
/**\r
  Release the specified HMAC_CTX context.\r
\r
  @param[in]  HmacSha256Ctx  Pointer to the HMAC_CTX context to be released.\r
\r
**/\r
VOID\r
EFIAPI\r
HmacSha256Free (\r
  IN  VOID  *HmacSha256Ctx\r
  );\r
\r
/**\r
  Set user-supplied key for subsequent use. It must be done before any\r
  calling to HmacSha256Update().\r
\r
  If HmacSha256Context is NULL, then return FALSE.\r
  If this interface is not supported, then return FALSE.\r
\r
  @param[out]  HmacSha256Context  Pointer to HMAC-SHA256 context.\r
  @param[in]   Key                Pointer to the user-supplied key.\r
  @param[in]   KeySize            Key size in bytes.\r
\r
  @retval TRUE   The Key is set successfully.\r
  @retval FALSE  The Key is set unsuccessfully.\r
  @retval FALSE  This interface is not supported.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
HmacSha256SetKey (\r
  OUT  VOID         *HmacSha256Context,\r
  IN   CONST UINT8  *Key,\r
  IN   UINTN        KeySize\r
  );\r
\r
/**\r
  Makes a copy of an existing HMAC-SHA256 context.\r
\r
  If HmacSha256Context is NULL, then return FALSE.\r
  If NewHmacSha256Context is NULL, then return FALSE.\r
  If this interface is not supported, then return FALSE.\r
\r
  @param[in]  HmacSha256Context     Pointer to HMAC-SHA256 context being copied.\r
  @param[out] NewHmacSha256Context  Pointer to new HMAC-SHA256 context.\r
\r
  @retval TRUE   HMAC-SHA256 context copy succeeded.\r
  @retval FALSE  HMAC-SHA256 context copy failed.\r
  @retval FALSE  This interface is not supported.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
HmacSha256Duplicate (\r
  IN   CONST VOID  *HmacSha256Context,\r
  OUT  VOID        *NewHmacSha256Context\r
  );\r
\r
/**\r
  Digests the input data and updates HMAC-SHA256 context.\r
\r
  This function performs HMAC-SHA256 digest on a data buffer of the specified size.\r
  It can be called multiple times to compute the digest of long or discontinuous data streams.\r
  HMAC-SHA256 context should be initialized by HmacSha256New(), and should not be finalized\r
  by HmacSha256Final(). Behavior with invalid context is undefined.\r
\r
  If HmacSha256Context is NULL, then return FALSE.\r
  If this interface is not supported, then return FALSE.\r
\r
  @param[in, out]  HmacSha256Context Pointer to the HMAC-SHA256 context.\r
  @param[in]       Data              Pointer to the buffer containing the data to be digested.\r
  @param[in]       DataSize          Size of Data buffer in bytes.\r
\r
  @retval TRUE   HMAC-SHA256 data digest succeeded.\r
  @retval FALSE  HMAC-SHA256 data digest failed.\r
  @retval FALSE  This interface is not supported.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
HmacSha256Update (\r
  IN OUT  VOID        *HmacSha256Context,\r
  IN      CONST VOID  *Data,\r
  IN      UINTN       DataSize\r
  );\r
\r
/**\r
  Completes computation of the HMAC-SHA256 digest value.\r
\r
  This function completes HMAC-SHA256 hash computation and retrieves the digest value into\r
  the specified memory. After this function has been called, the HMAC-SHA256 context cannot\r
  be used again.\r
  HMAC-SHA256 context should be initialized by HmacSha256New(), and should not be finalized\r
  by HmacSha256Final(). Behavior with invalid HMAC-SHA256 context is undefined.\r
\r
  If HmacSha256Context is NULL, then return FALSE.\r
  If HmacValue is NULL, then return FALSE.\r
  If this interface is not supported, then return FALSE.\r
\r
  @param[in, out]  HmacSha256Context  Pointer to the HMAC-SHA256 context.\r
  @param[out]      HmacValue          Pointer to a buffer that receives the HMAC-SHA256 digest\r
                                      value (32 bytes).\r
\r
  @retval TRUE   HMAC-SHA256 digest computation succeeded.\r
  @retval FALSE  HMAC-SHA256 digest computation failed.\r
  @retval FALSE  This interface is not supported.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
HmacSha256Final (\r
  IN OUT  VOID   *HmacSha256Context,\r
  OUT     UINT8  *HmacValue\r
  );\r
\r
/**\r
  Computes the HMAC-SHA256 digest of a input data buffer.\r
\r
  This function performs the HMAC-SHA256 digest of a given data buffer, and places\r
  the digest value into the specified memory.\r
\r
  If this interface is not supported, then return FALSE.\r
\r
  @param[in]   Data        Pointer to the buffer containing the data to be digested.\r
  @param[in]   DataSize    Size of Data buffer in bytes.\r
  @param[in]   Key         Pointer to the user-supplied key.\r
  @param[in]   KeySize     Key size in bytes.\r
  @param[out]  HashValue   Pointer to a buffer that receives the HMAC-SHA256 digest\r
                           value (32 bytes).\r
\r
  @retval TRUE   HMAC-SHA256 digest computation succeeded.\r
  @retval FALSE  HMAC-SHA256 digest computation failed.\r
  @retval FALSE  This interface is not supported.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
HmacSha256All (\r
  IN   CONST VOID   *Data,\r
  IN   UINTN        DataSize,\r
  IN   CONST UINT8  *Key,\r
  IN   UINTN        KeySize,\r
  OUT  UINT8        *HmacValue\r
  );\r
\r
/**\r
  Allocates and initializes one HMAC_CTX context for subsequent HMAC-SHA384 use.\r
\r
  @return  Pointer to the HMAC_CTX context that has been initialized.\r
           If the allocations fails, HmacSha384New() returns NULL.\r
\r
**/\r
VOID *\r
EFIAPI\r
HmacSha384New (\r
  VOID\r
  );\r
\r
/**\r
  Release the specified HMAC_CTX context.\r
\r
  @param[in]  HmacSha384Ctx  Pointer to the HMAC_CTX context to be released.\r
\r
**/\r
VOID\r
EFIAPI\r
HmacSha384Free (\r
  IN  VOID  *HmacSha384Ctx\r
  );\r
\r
/**\r
  Set user-supplied key for subsequent use. It must be done before any\r
  calling to HmacSha384Update().\r
\r
  If HmacSha384Context is NULL, then return FALSE.\r
  If this interface is not supported, then return FALSE.\r
\r
  @param[out]  HmacSha384Context  Pointer to HMAC-SHA384 context.\r
  @param[in]   Key                Pointer to the user-supplied key.\r
  @param[in]   KeySize            Key size in bytes.\r
\r
  @retval TRUE   The Key is set successfully.\r
  @retval FALSE  The Key is set unsuccessfully.\r
  @retval FALSE  This interface is not supported.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
HmacSha384SetKey (\r
  OUT  VOID         *HmacSha384Context,\r
  IN   CONST UINT8  *Key,\r
  IN   UINTN        KeySize\r
  );\r
\r
/**\r
  Makes a copy of an existing HMAC-SHA384 context.\r
\r
  If HmacSha384Context is NULL, then return FALSE.\r
  If NewHmacSha384Context is NULL, then return FALSE.\r
  If this interface is not supported, then return FALSE.\r
\r
  @param[in]  HmacSha384Context     Pointer to HMAC-SHA384 context being copied.\r
  @param[out] NewHmacSha384Context  Pointer to new HMAC-SHA384 context.\r
\r
  @retval TRUE   HMAC-SHA384 context copy succeeded.\r
  @retval FALSE  HMAC-SHA384 context copy failed.\r
  @retval FALSE  This interface is not supported.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
HmacSha384Duplicate (\r
  IN   CONST VOID  *HmacSha384Context,\r
  OUT  VOID        *NewHmacSha384Context\r
  );\r
\r
/**\r
  Digests the input data and updates HMAC-SHA384 context.\r
\r
  This function performs HMAC-SHA384 digest on a data buffer of the specified size.\r
  It can be called multiple times to compute the digest of long or discontinuous data streams.\r
  HMAC-SHA384 context should be initialized by HmacSha384New(), and should not be finalized\r
  by HmacSha384Final(). Behavior with invalid context is undefined.\r
\r
  If HmacSha384Context is NULL, then return FALSE.\r
  If this interface is not supported, then return FALSE.\r
\r
  @param[in, out]  HmacSha384Context Pointer to the HMAC-SHA384 context.\r
  @param[in]       Data              Pointer to the buffer containing the data to be digested.\r
  @param[in]       DataSize          Size of Data buffer in bytes.\r
\r
  @retval TRUE   HMAC-SHA384 data digest succeeded.\r
  @retval FALSE  HMAC-SHA384 data digest failed.\r
  @retval FALSE  This interface is not supported.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
HmacSha384Update (\r
  IN OUT  VOID        *HmacSha384Context,\r
  IN      CONST VOID  *Data,\r
  IN      UINTN       DataSize\r
  );\r
\r
/**\r
  Completes computation of the HMAC-SHA384 digest value.\r
\r
  This function completes HMAC-SHA384 hash computation and retrieves the digest value into\r
  the specified memory. After this function has been called, the HMAC-SHA384 context cannot\r
  be used again.\r
  HMAC-SHA384 context should be initialized by HmacSha384New(), and should not be finalized\r
  by HmacSha384Final(). Behavior with invalid HMAC-SHA384 context is undefined.\r
\r
  If HmacSha384Context is NULL, then return FALSE.\r
  If HmacValue is NULL, then return FALSE.\r
  If this interface is not supported, then return FALSE.\r
\r
  @param[in, out]  HmacSha384Context  Pointer to the HMAC-SHA384 context.\r
  @param[out]      HmacValue          Pointer to a buffer that receives the HMAC-SHA384 digest\r
                                      value (48 bytes).\r
\r
  @retval TRUE   HMAC-SHA384 digest computation succeeded.\r
  @retval FALSE  HMAC-SHA384 digest computation failed.\r
  @retval FALSE  This interface is not supported.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
HmacSha384Final (\r
  IN OUT  VOID   *HmacSha384Context,\r
  OUT     UINT8  *HmacValue\r
  );\r
\r
/**\r
  Computes the HMAC-SHA384 digest of a input data buffer.\r
\r
  This function performs the HMAC-SHA384 digest of a given data buffer, and places\r
  the digest value into the specified memory.\r
\r
  If this interface is not supported, then return FALSE.\r
\r
  @param[in]   Data        Pointer to the buffer containing the data to be digested.\r
  @param[in]   DataSize    Size of Data buffer in bytes.\r
  @param[in]   Key         Pointer to the user-supplied key.\r
  @param[in]   KeySize     Key size in bytes.\r
  @param[out]  HashValue   Pointer to a buffer that receives the HMAC-SHA384 digest\r
                           value (48 bytes).\r
\r
  @retval TRUE   HMAC-SHA384 digest computation succeeded.\r
  @retval FALSE  HMAC-SHA384 digest computation failed.\r
  @retval FALSE  This interface is not supported.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
HmacSha384All (\r
  IN   CONST VOID   *Data,\r
  IN   UINTN        DataSize,\r
  IN   CONST UINT8  *Key,\r
  IN   UINTN        KeySize,\r
  OUT  UINT8        *HmacValue\r
  );\r
\r
// =====================================================================================\r
//    Symmetric Cryptography Primitive\r
// =====================================================================================\r
\r
/**\r
  Retrieves the size, in bytes, of the context buffer required for AES operations.\r
\r
  If this interface is not supported, then return zero.\r
\r
  @return  The size, in bytes, of the context buffer required for AES operations.\r
  @retval  0   This interface is not supported.\r
\r
**/\r
UINTN\r
EFIAPI\r
AesGetContextSize (\r
  VOID\r
  );\r
\r
/**\r
  Initializes user-supplied memory as AES context for subsequent use.\r
\r
  This function initializes user-supplied memory pointed by AesContext as AES context.\r
  In addition, it sets up all AES key materials for subsequent encryption and decryption\r
  operations.\r
  There are 3 options for key length, 128 bits, 192 bits, and 256 bits.\r
\r
  If AesContext is NULL, then return FALSE.\r
  If Key is NULL, then return FALSE.\r
  If KeyLength is not valid, then return FALSE.\r
  If this interface is not supported, then return FALSE.\r
\r
  @param[out]  AesContext  Pointer to AES context being initialized.\r
  @param[in]   Key         Pointer to the user-supplied AES key.\r
  @param[in]   KeyLength   Length of AES key in bits.\r
\r
  @retval TRUE   AES context initialization succeeded.\r
  @retval FALSE  AES context initialization failed.\r
  @retval FALSE  This interface is not supported.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
AesInit (\r
  OUT  VOID         *AesContext,\r
  IN   CONST UINT8  *Key,\r
  IN   UINTN        KeyLength\r
  );\r
\r
/**\r
  Performs AES encryption on a data buffer of the specified size in CBC mode.\r
\r
  This function performs AES encryption on data buffer pointed by Input, of specified\r
  size of InputSize, in CBC mode.\r
  InputSize must be multiple of block size (16 bytes). This function does not perform\r
  padding. Caller must perform padding, if necessary, to ensure valid input data size.\r
  Initialization vector should be one block size (16 bytes).\r
  AesContext should be already correctly initialized by AesInit(). Behavior with\r
  invalid AES context is undefined.\r
\r
  If AesContext is NULL, then return FALSE.\r
  If Input is NULL, then return FALSE.\r
  If InputSize is not multiple of block size (16 bytes), then return FALSE.\r
  If Ivec is NULL, then return FALSE.\r
  If Output is NULL, then return FALSE.\r
  If this interface is not supported, then return FALSE.\r
\r
  @param[in]   AesContext  Pointer to the AES context.\r
  @param[in]   Input       Pointer to the buffer containing the data to be encrypted.\r
  @param[in]   InputSize   Size of the Input buffer in bytes.\r
  @param[in]   Ivec        Pointer to initialization vector.\r
  @param[out]  Output      Pointer to a buffer that receives the AES encryption output.\r
\r
  @retval TRUE   AES encryption succeeded.\r
  @retval FALSE  AES encryption failed.\r
  @retval FALSE  This interface is not supported.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
AesCbcEncrypt (\r
  IN   VOID         *AesContext,\r
  IN   CONST UINT8  *Input,\r
  IN   UINTN        InputSize,\r
  IN   CONST UINT8  *Ivec,\r
  OUT  UINT8        *Output\r
  );\r
\r
/**\r
  Performs AES decryption on a data buffer of the specified size in CBC mode.\r
\r
  This function performs AES decryption on data buffer pointed by Input, of specified\r
  size of InputSize, in CBC mode.\r
  InputSize must be multiple of block size (16 bytes). This function does not perform\r
  padding. Caller must perform padding, if necessary, to ensure valid input data size.\r
  Initialization vector should be one block size (16 bytes).\r
  AesContext should be already correctly initialized by AesInit(). Behavior with\r
  invalid AES context is undefined.\r
\r
  If AesContext is NULL, then return FALSE.\r
  If Input is NULL, then return FALSE.\r
  If InputSize is not multiple of block size (16 bytes), then return FALSE.\r
  If Ivec is NULL, then return FALSE.\r
  If Output is NULL, then return FALSE.\r
  If this interface is not supported, then return FALSE.\r
\r
  @param[in]   AesContext  Pointer to the AES context.\r
  @param[in]   Input       Pointer to the buffer containing the data to be encrypted.\r
  @param[in]   InputSize   Size of the Input buffer in bytes.\r
  @param[in]   Ivec        Pointer to initialization vector.\r
  @param[out]  Output      Pointer to a buffer that receives the AES encryption output.\r
\r
  @retval TRUE   AES decryption succeeded.\r
  @retval FALSE  AES decryption failed.\r
  @retval FALSE  This interface is not supported.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
AesCbcDecrypt (\r
  IN   VOID         *AesContext,\r
  IN   CONST UINT8  *Input,\r
  IN   UINTN        InputSize,\r
  IN   CONST UINT8  *Ivec,\r
  OUT  UINT8        *Output\r
  );\r
\r
// =====================================================================================\r
//    Authenticated Encryption with Associated Data (AEAD) Cryptography Primitive\r
// =====================================================================================\r
\r
/**\r
  Performs AEAD AES-GCM authenticated encryption on a data buffer and additional authenticated data (AAD).\r
\r
  IvSize must be 12, otherwise FALSE is returned.\r
  KeySize must be 16, 24 or 32, otherwise FALSE is returned.\r
  TagSize must be 12, 13, 14, 15, 16, otherwise FALSE is returned.\r
\r
  @param[in]   Key         Pointer to the encryption key.\r
  @param[in]   KeySize     Size of the encryption key in bytes.\r
  @param[in]   Iv          Pointer to the IV value.\r
  @param[in]   IvSize      Size of the IV value in bytes.\r
  @param[in]   AData       Pointer to the additional authenticated data (AAD).\r
  @param[in]   ADataSize   Size of the additional authenticated data (AAD) in bytes.\r
  @param[in]   DataIn      Pointer to the input data buffer to be encrypted.\r
  @param[in]   DataInSize  Size of the input data buffer in bytes.\r
  @param[out]  TagOut      Pointer to a buffer that receives the authentication tag output.\r
  @param[in]   TagSize     Size of the authentication tag in bytes.\r
  @param[out]  DataOut     Pointer to a buffer that receives the encryption output.\r
  @param[out]  DataOutSize Size of the output data buffer in bytes.\r
\r
  @retval TRUE   AEAD AES-GCM authenticated encryption succeeded.\r
  @retval FALSE  AEAD AES-GCM authenticated encryption failed.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
AeadAesGcmEncrypt (\r
  IN   CONST UINT8  *Key,\r
  IN   UINTN        KeySize,\r
  IN   CONST UINT8  *Iv,\r
  IN   UINTN        IvSize,\r
  IN   CONST UINT8  *AData,\r
  IN   UINTN        ADataSize,\r
  IN   CONST UINT8  *DataIn,\r
  IN   UINTN        DataInSize,\r
  OUT  UINT8        *TagOut,\r
  IN   UINTN        TagSize,\r
  OUT  UINT8        *DataOut,\r
  OUT  UINTN        *DataOutSize\r
  );\r
\r
/**\r
  Performs AEAD AES-GCM authenticated decryption on a data buffer and additional authenticated data (AAD).\r
\r
  IvSize must be 12, otherwise FALSE is returned.\r
  KeySize must be 16, 24 or 32, otherwise FALSE is returned.\r
  TagSize must be 12, 13, 14, 15, 16, otherwise FALSE is returned.\r
  If additional authenticated data verification fails, FALSE is returned.\r
\r
  @param[in]   Key         Pointer to the encryption key.\r
  @param[in]   KeySize     Size of the encryption key in bytes.\r
  @param[in]   Iv          Pointer to the IV value.\r
  @param[in]   IvSize      Size of the IV value in bytes.\r
  @param[in]   AData       Pointer to the additional authenticated data (AAD).\r
  @param[in]   ADataSize   Size of the additional authenticated data (AAD) in bytes.\r
  @param[in]   DataIn      Pointer to the input data buffer to be decrypted.\r
  @param[in]   DataInSize  Size of the input data buffer in bytes.\r
  @param[in]   Tag         Pointer to a buffer that contains the authentication tag.\r
  @param[in]   TagSize     Size of the authentication tag in bytes.\r
  @param[out]  DataOut     Pointer to a buffer that receives the decryption output.\r
  @param[out]  DataOutSize Size of the output data buffer in bytes.\r
\r
  @retval TRUE   AEAD AES-GCM authenticated decryption succeeded.\r
  @retval FALSE  AEAD AES-GCM authenticated decryption failed.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
AeadAesGcmDecrypt (\r
  IN   CONST UINT8  *Key,\r
  IN   UINTN        KeySize,\r
  IN   CONST UINT8  *Iv,\r
  IN   UINTN        IvSize,\r
  IN   CONST UINT8  *AData,\r
  IN   UINTN        ADataSize,\r
  IN   CONST UINT8  *DataIn,\r
  IN   UINTN        DataInSize,\r
  IN   CONST UINT8  *Tag,\r
  IN   UINTN        TagSize,\r
  OUT  UINT8        *DataOut,\r
  OUT  UINTN        *DataOutSize\r
  );\r
\r
// =====================================================================================\r
//    Asymmetric Cryptography Primitive\r
// =====================================================================================\r
\r
/**\r
  Allocates and initializes one RSA context for subsequent use.\r
\r
  @return  Pointer to the RSA context that has been initialized.\r
           If the allocations fails, RsaNew() returns NULL.\r
\r
**/\r
VOID *\r
EFIAPI\r
RsaNew (\r
  VOID\r
  );\r
\r
/**\r
  Release the specified RSA context.\r
\r
  If RsaContext is NULL, then return FALSE.\r
\r
  @param[in]  RsaContext  Pointer to the RSA context to be released.\r
\r
**/\r
VOID\r
EFIAPI\r
RsaFree (\r
  IN  VOID  *RsaContext\r
  );\r
\r
/**\r
  Sets the tag-designated key component into the established RSA context.\r
\r
  This function sets the tag-designated RSA key component into the established\r
  RSA context from the user-specified non-negative integer (octet string format\r
  represented in RSA PKCS#1).\r
  If BigNumber is NULL, then the specified key component in RSA context is cleared.\r
\r
  If RsaContext is NULL, then return FALSE.\r
\r
  @param[in, out]  RsaContext  Pointer to RSA context being set.\r
  @param[in]       KeyTag      Tag of RSA key component being set.\r
  @param[in]       BigNumber   Pointer to octet integer buffer.\r
                               If NULL, then the specified key component in RSA\r
                               context is cleared.\r
  @param[in]       BnSize      Size of big number buffer in bytes.\r
                               If BigNumber is NULL, then it is ignored.\r
\r
  @retval  TRUE   RSA key component was set successfully.\r
  @retval  FALSE  Invalid RSA key component tag.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
RsaSetKey (\r
  IN OUT  VOID         *RsaContext,\r
  IN      RSA_KEY_TAG  KeyTag,\r
  IN      CONST UINT8  *BigNumber,\r
  IN      UINTN        BnSize\r
  );\r
\r
/**\r
  Gets the tag-designated RSA key component from the established RSA context.\r
\r
  This function retrieves the tag-designated RSA key component from the\r
  established RSA context as a non-negative integer (octet string format\r
  represented in RSA PKCS#1).\r
  If specified key component has not been set or has been cleared, then returned\r
  BnSize is set to 0.\r
  If the BigNumber buffer is too small to hold the contents of the key, FALSE\r
  is returned and BnSize is set to the required buffer size to obtain the key.\r
\r
  If RsaContext is NULL, then return FALSE.\r
  If BnSize is NULL, then return FALSE.\r
  If BnSize is large enough but BigNumber is NULL, then return FALSE.\r
  If this interface is not supported, then return FALSE.\r
\r
  @param[in, out]  RsaContext  Pointer to RSA context being set.\r
  @param[in]       KeyTag      Tag of RSA key component being set.\r
  @param[out]      BigNumber   Pointer to octet integer buffer.\r
  @param[in, out]  BnSize      On input, the size of big number buffer in bytes.\r
                               On output, the size of data returned in big number buffer in bytes.\r
\r
  @retval  TRUE   RSA key component was retrieved successfully.\r
  @retval  FALSE  Invalid RSA key component tag.\r
  @retval  FALSE  BnSize is too small.\r
  @retval  FALSE  This interface is not supported.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
RsaGetKey (\r
  IN OUT  VOID         *RsaContext,\r
  IN      RSA_KEY_TAG  KeyTag,\r
  OUT     UINT8        *BigNumber,\r
  IN OUT  UINTN        *BnSize\r
  );\r
\r
/**\r
  Generates RSA key components.\r
\r
  This function generates RSA key components. It takes RSA public exponent E and\r
  length in bits of RSA modulus N as input, and generates all key components.\r
  If PublicExponent is NULL, the default RSA public exponent (0x10001) will be used.\r
\r
  Before this function can be invoked, pseudorandom number generator must be correctly\r
  initialized by RandomSeed().\r
\r
  If RsaContext is NULL, then return FALSE.\r
  If this interface is not supported, then return FALSE.\r
\r
  @param[in, out]  RsaContext           Pointer to RSA context being set.\r
  @param[in]       ModulusLength        Length of RSA modulus N in bits.\r
  @param[in]       PublicExponent       Pointer to RSA public exponent.\r
  @param[in]       PublicExponentSize   Size of RSA public exponent buffer in bytes.\r
\r
  @retval  TRUE   RSA key component was generated successfully.\r
  @retval  FALSE  Invalid RSA key component tag.\r
  @retval  FALSE  This interface is not supported.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
RsaGenerateKey (\r
  IN OUT  VOID         *RsaContext,\r
  IN      UINTN        ModulusLength,\r
  IN      CONST UINT8  *PublicExponent,\r
  IN      UINTN        PublicExponentSize\r
  );\r
\r
/**\r
  Validates key components of RSA context.\r
  NOTE: This function performs integrity checks on all the RSA key material, so\r
        the RSA key structure must contain all the private key data.\r
\r
  This function validates key components of RSA context in following aspects:\r
  - Whether p is a prime\r
  - Whether q is a prime\r
  - Whether n = p * q\r
  - Whether d*e = 1  mod lcm(p-1,q-1)\r
\r
  If RsaContext is NULL, then return FALSE.\r
  If this interface is not supported, then return FALSE.\r
\r
  @param[in]  RsaContext  Pointer to RSA context to check.\r
\r
  @retval  TRUE   RSA key components are valid.\r
  @retval  FALSE  RSA key components are not valid.\r
  @retval  FALSE  This interface is not supported.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
RsaCheckKey (\r
  IN  VOID  *RsaContext\r
  );\r
\r
/**\r
  Carries out the RSA-SSA signature generation with EMSA-PKCS1-v1_5 encoding scheme.\r
\r
  This function carries out the RSA-SSA signature generation with EMSA-PKCS1-v1_5 encoding scheme defined in\r
  RSA PKCS#1.\r
  If the Signature buffer is too small to hold the contents of signature, FALSE\r
  is returned and SigSize is set to the required buffer size to obtain the signature.\r
\r
  If RsaContext is NULL, then return FALSE.\r
  If MessageHash is NULL, then return FALSE.\r
  If HashSize is not equal to the size of MD5, SHA-1 or SHA-256 digest, then return FALSE.\r
  If SigSize is large enough but Signature is NULL, then return FALSE.\r
  If this interface is not supported, then return FALSE.\r
\r
  @param[in]      RsaContext   Pointer to RSA context for signature generation.\r
  @param[in]      MessageHash  Pointer to octet message hash to be signed.\r
  @param[in]      HashSize     Size of the message hash in bytes.\r
  @param[out]     Signature    Pointer to buffer to receive RSA PKCS1-v1_5 signature.\r
  @param[in, out] SigSize      On input, the size of Signature buffer in bytes.\r
                               On output, the size of data returned in Signature buffer in bytes.\r
\r
  @retval  TRUE   Signature successfully generated in PKCS1-v1_5.\r
  @retval  FALSE  Signature generation failed.\r
  @retval  FALSE  SigSize is too small.\r
  @retval  FALSE  This interface is not supported.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
RsaPkcs1Sign (\r
  IN      VOID         *RsaContext,\r
  IN      CONST UINT8  *MessageHash,\r
  IN      UINTN        HashSize,\r
  OUT     UINT8        *Signature,\r
  IN OUT  UINTN        *SigSize\r
  );\r
\r
/**\r
  Verifies the RSA-SSA signature with EMSA-PKCS1-v1_5 encoding scheme defined in\r
  RSA PKCS#1.\r
\r
  If RsaContext is NULL, then return FALSE.\r
  If MessageHash is NULL, then return FALSE.\r
  If Signature is NULL, then return FALSE.\r
  If HashSize is not equal to the size of MD5, SHA-1, SHA-256 digest, then return FALSE.\r
\r
  @param[in]  RsaContext   Pointer to RSA context for signature verification.\r
  @param[in]  MessageHash  Pointer to octet message hash to be checked.\r
  @param[in]  HashSize     Size of the message hash in bytes.\r
  @param[in]  Signature    Pointer to RSA PKCS1-v1_5 signature to be verified.\r
  @param[in]  SigSize      Size of signature in bytes.\r
\r
  @retval  TRUE   Valid signature encoded in PKCS1-v1_5.\r
  @retval  FALSE  Invalid signature or invalid RSA context.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
RsaPkcs1Verify (\r
  IN  VOID         *RsaContext,\r
  IN  CONST UINT8  *MessageHash,\r
  IN  UINTN        HashSize,\r
  IN  CONST UINT8  *Signature,\r
  IN  UINTN        SigSize\r
  );\r
\r
/**\r
  Carries out the RSA-SSA signature generation with EMSA-PSS encoding scheme.\r
\r
  This function carries out the RSA-SSA signature generation with EMSA-PSS encoding scheme defined in\r
  RFC 8017.\r
  Mask generation function is the same as the message digest algorithm.\r
  If the Signature buffer is too small to hold the contents of signature, FALSE\r
  is returned and SigSize is set to the required buffer size to obtain the signature.\r
\r
  If RsaContext is NULL, then return FALSE.\r
  If Message is NULL, then return FALSE.\r
  If MsgSize is zero or > INT_MAX, then return FALSE.\r
  If DigestLen is NOT 32, 48 or 64, return FALSE.\r
  If SaltLen is not equal to DigestLen, then return FALSE.\r
  If SigSize is large enough but Signature is NULL, then return FALSE.\r
  If this interface is not supported, then return FALSE.\r
\r
  @param[in]      RsaContext   Pointer to RSA context for signature generation.\r
  @param[in]      Message      Pointer to octet message to be signed.\r
  @param[in]      MsgSize      Size of the message in bytes.\r
  @param[in]      DigestLen    Length of the digest in bytes to be used for RSA signature operation.\r
  @param[in]      SaltLen      Length of the salt in bytes to be used for PSS encoding.\r
  @param[out]     Signature    Pointer to buffer to receive RSA PSS signature.\r
  @param[in, out] SigSize      On input, the size of Signature buffer in bytes.\r
                               On output, the size of data returned in Signature buffer in bytes.\r
\r
  @retval  TRUE   Signature successfully generated in RSASSA-PSS.\r
  @retval  FALSE  Signature generation failed.\r
  @retval  FALSE  SigSize is too small.\r
  @retval  FALSE  This interface is not supported.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
RsaPssSign (\r
  IN      VOID         *RsaContext,\r
  IN      CONST UINT8  *Message,\r
  IN      UINTN        MsgSize,\r
  IN      UINT16       DigestLen,\r
  IN      UINT16       SaltLen,\r
  OUT     UINT8        *Signature,\r
  IN OUT  UINTN        *SigSize\r
  );\r
\r
/**\r
  Verifies the RSA signature with RSASSA-PSS signature scheme defined in RFC 8017.\r
  Implementation determines salt length automatically from the signature encoding.\r
  Mask generation function is the same as the message digest algorithm.\r
  Salt length should be equal to digest length.\r
\r
  @param[in]  RsaContext      Pointer to RSA context for signature verification.\r
  @param[in]  Message         Pointer to octet message to be verified.\r
  @param[in]  MsgSize         Size of the message in bytes.\r
  @param[in]  Signature       Pointer to RSASSA-PSS signature to be verified.\r
  @param[in]  SigSize         Size of signature in bytes.\r
  @param[in]  DigestLen       Length of digest for RSA operation.\r
  @param[in]  SaltLen         Salt length for PSS encoding.\r
\r
  @retval  TRUE   Valid signature encoded in RSASSA-PSS.\r
  @retval  FALSE  Invalid signature or invalid RSA context.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
RsaPssVerify (\r
  IN  VOID         *RsaContext,\r
  IN  CONST UINT8  *Message,\r
  IN  UINTN        MsgSize,\r
  IN  CONST UINT8  *Signature,\r
  IN  UINTN        SigSize,\r
  IN  UINT16       DigestLen,\r
  IN  UINT16       SaltLen\r
  );\r
\r
/**\r
  Retrieve the RSA Private Key from the password-protected PEM key data.\r
\r
  If PemData is NULL, then return FALSE.\r
  If RsaContext is NULL, then return FALSE.\r
  If this interface is not supported, then return FALSE.\r
\r
  @param[in]  PemData      Pointer to the PEM-encoded key data to be retrieved.\r
  @param[in]  PemSize      Size of the PEM key data in bytes.\r
  @param[in]  Password     NULL-terminated passphrase used for encrypted PEM key data.\r
  @param[out] RsaContext   Pointer to new-generated RSA context which contain the retrieved\r
                           RSA private key component. Use RsaFree() function to free the\r
                           resource.\r
\r
  @retval  TRUE   RSA Private Key was retrieved successfully.\r
  @retval  FALSE  Invalid PEM key data or incorrect password.\r
  @retval  FALSE  This interface is not supported.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
RsaGetPrivateKeyFromPem (\r
  IN   CONST UINT8  *PemData,\r
  IN   UINTN        PemSize,\r
  IN   CONST CHAR8  *Password,\r
  OUT  VOID         **RsaContext\r
  );\r
\r
/**\r
  Retrieve the RSA Public Key from one DER-encoded X509 certificate.\r
\r
  If Cert is NULL, then return FALSE.\r
  If RsaContext is NULL, then return FALSE.\r
  If this interface is not supported, then return FALSE.\r
\r
  @param[in]  Cert         Pointer to the DER-encoded X509 certificate.\r
  @param[in]  CertSize     Size of the X509 certificate in bytes.\r
  @param[out] RsaContext   Pointer to new-generated RSA context which contain the retrieved\r
                           RSA public key component. Use RsaFree() function to free the\r
                           resource.\r
\r
  @retval  TRUE   RSA Public Key was retrieved successfully.\r
  @retval  FALSE  Fail to retrieve RSA public key from X509 certificate.\r
  @retval  FALSE  This interface is not supported.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
RsaGetPublicKeyFromX509 (\r
  IN   CONST UINT8  *Cert,\r
  IN   UINTN        CertSize,\r
  OUT  VOID         **RsaContext\r
  );\r
\r
/**\r
  Retrieve the subject bytes from one X.509 certificate.\r
\r
  If Cert is NULL, then return FALSE.\r
  If SubjectSize is NULL, then return FALSE.\r
  If this interface is not supported, then return FALSE.\r
\r
  @param[in]      Cert         Pointer to the DER-encoded X509 certificate.\r
  @param[in]      CertSize     Size of the X509 certificate in bytes.\r
  @param[out]     CertSubject  Pointer to the retrieved certificate subject bytes.\r
  @param[in, out] SubjectSize  The size in bytes of the CertSubject buffer on input,\r
                               and the size of buffer returned CertSubject on output.\r
\r
  @retval  TRUE   The certificate subject retrieved successfully.\r
  @retval  FALSE  Invalid certificate, or the SubjectSize is too small for the result.\r
                  The SubjectSize will be updated with the required size.\r
  @retval  FALSE  This interface is not supported.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
X509GetSubjectName (\r
  IN      CONST UINT8  *Cert,\r
  IN      UINTN        CertSize,\r
  OUT     UINT8        *CertSubject,\r
  IN OUT  UINTN        *SubjectSize\r
  );\r
\r
/**\r
  Retrieve the common name (CN) string from one X.509 certificate.\r
\r
  @param[in]      Cert             Pointer to the DER-encoded X509 certificate.\r
  @param[in]      CertSize         Size of the X509 certificate in bytes.\r
  @param[out]     CommonName       Buffer to contain the retrieved certificate common\r
                                   name string (UTF8). At most CommonNameSize bytes will be\r
                                   written and the string will be null terminated. May be\r
                                   NULL in order to determine the size buffer needed.\r
  @param[in,out]  CommonNameSize   The size in bytes of the CommonName buffer on input,\r
                                   and the size of buffer returned CommonName on output.\r
                                   If CommonName is NULL then the amount of space needed\r
                                   in buffer (including the final null) is returned.\r
\r
  @retval RETURN_SUCCESS           The certificate CommonName retrieved successfully.\r
  @retval RETURN_INVALID_PARAMETER If Cert is NULL.\r
                                   If CommonNameSize is NULL.\r
                                   If CommonName is not NULL and *CommonNameSize is 0.\r
                                   If Certificate is invalid.\r
  @retval RETURN_NOT_FOUND         If no CommonName entry exists.\r
  @retval RETURN_BUFFER_TOO_SMALL  If the CommonName is NULL. The required buffer size\r
                                   (including the final null) is returned in the\r
                                   CommonNameSize parameter.\r
  @retval RETURN_UNSUPPORTED       The operation is not supported.\r
\r
**/\r
RETURN_STATUS\r
EFIAPI\r
X509GetCommonName (\r
  IN      CONST UINT8  *Cert,\r
  IN      UINTN        CertSize,\r
  OUT     CHAR8        *CommonName   OPTIONAL,\r
  IN OUT  UINTN        *CommonNameSize\r
  );\r
\r
/**\r
  Retrieve the organization name (O) string from one X.509 certificate.\r
\r
  @param[in]      Cert             Pointer to the DER-encoded X509 certificate.\r
  @param[in]      CertSize         Size of the X509 certificate in bytes.\r
  @param[out]     NameBuffer       Buffer to contain the retrieved certificate organization\r
                                   name string. At most NameBufferSize bytes will be\r
                                   written and the string will be null terminated. May be\r
                                   NULL in order to determine the size buffer needed.\r
  @param[in,out]  NameBufferSize   The size in bytes of the Name buffer on input,\r
                                   and the size of buffer returned Name on output.\r
                                   If NameBuffer is NULL then the amount of space needed\r
                                   in buffer (including the final null) is returned.\r
\r
  @retval RETURN_SUCCESS           The certificate Organization Name retrieved successfully.\r
  @retval RETURN_INVALID_PARAMETER If Cert is NULL.\r
                                   If NameBufferSize is NULL.\r
                                   If NameBuffer is not NULL and *CommonNameSize is 0.\r
                                   If Certificate is invalid.\r
  @retval RETURN_NOT_FOUND         If no Organization Name entry exists.\r
  @retval RETURN_BUFFER_TOO_SMALL  If the NameBuffer is NULL. The required buffer size\r
                                   (including the final null) is returned in the\r
                                   CommonNameSize parameter.\r
  @retval RETURN_UNSUPPORTED       The operation is not supported.\r
\r
**/\r
RETURN_STATUS\r
EFIAPI\r
X509GetOrganizationName (\r
  IN      CONST UINT8  *Cert,\r
  IN      UINTN        CertSize,\r
  OUT     CHAR8        *NameBuffer   OPTIONAL,\r
  IN OUT  UINTN        *NameBufferSize\r
  );\r
\r
/**\r
  Verify one X509 certificate was issued by the trusted CA.\r
\r
  If Cert is NULL, then return FALSE.\r
  If CACert is NULL, then return FALSE.\r
  If this interface is not supported, then return FALSE.\r
\r
  @param[in]      Cert         Pointer to the DER-encoded X509 certificate to be verified.\r
  @param[in]      CertSize     Size of the X509 certificate in bytes.\r
  @param[in]      CACert       Pointer to the DER-encoded trusted CA certificate.\r
  @param[in]      CACertSize   Size of the CA Certificate in bytes.\r
\r
  @retval  TRUE   The certificate was issued by the trusted CA.\r
  @retval  FALSE  Invalid certificate or the certificate was not issued by the given\r
                  trusted CA.\r
  @retval  FALSE  This interface is not supported.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
X509VerifyCert (\r
  IN  CONST UINT8  *Cert,\r
  IN  UINTN        CertSize,\r
  IN  CONST UINT8  *CACert,\r
  IN  UINTN        CACertSize\r
  );\r
\r
/**\r
  Construct a X509 object from DER-encoded certificate data.\r
\r
  If Cert is NULL, then return FALSE.\r
  If SingleX509Cert is NULL, then return FALSE.\r
  If this interface is not supported, then return FALSE.\r
\r
  @param[in]  Cert            Pointer to the DER-encoded certificate data.\r
  @param[in]  CertSize        The size of certificate data in bytes.\r
  @param[out] SingleX509Cert  The generated X509 object.\r
\r
  @retval     TRUE            The X509 object generation succeeded.\r
  @retval     FALSE           The operation failed.\r
  @retval     FALSE           This interface is not supported.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
X509ConstructCertificate (\r
  IN   CONST UINT8  *Cert,\r
  IN   UINTN        CertSize,\r
  OUT  UINT8        **SingleX509Cert\r
  );\r
\r
/**\r
  Construct a X509 stack object from a list of DER-encoded certificate data.\r
\r
  If X509Stack is NULL, then return FALSE.\r
  If this interface is not supported, then return FALSE.\r
\r
  @param[in, out]  X509Stack  On input, pointer to an existing or NULL X509 stack object.\r
                              On output, pointer to the X509 stack object with new\r
                              inserted X509 certificate.\r
  @param[in]       Args       VA_LIST marker for the variable argument list.\r
                              A list of DER-encoded single certificate data followed\r
                              by certificate size. A NULL terminates the list. The\r
                              pairs are the arguments to X509ConstructCertificate().\r
\r
  @retval     TRUE            The X509 stack construction succeeded.\r
  @retval     FALSE           The construction operation failed.\r
  @retval     FALSE           This interface is not supported.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
X509ConstructCertificateStackV (\r
  IN OUT  UINT8    **X509Stack,\r
  IN      VA_LIST  Args\r
  );\r
\r
/**\r
  Construct a X509 stack object from a list of DER-encoded certificate data.\r
\r
  If X509Stack is NULL, then return FALSE.\r
  If this interface is not supported, then return FALSE.\r
\r
  @param[in, out]  X509Stack  On input, pointer to an existing or NULL X509 stack object.\r
                              On output, pointer to the X509 stack object with new\r
                              inserted X509 certificate.\r
  @param           ...        A list of DER-encoded single certificate data followed\r
                              by certificate size. A NULL terminates the list. The\r
                              pairs are the arguments to X509ConstructCertificate().\r
\r
  @retval     TRUE            The X509 stack construction succeeded.\r
  @retval     FALSE           The construction operation failed.\r
  @retval     FALSE           This interface is not supported.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
X509ConstructCertificateStack (\r
  IN OUT  UINT8  **X509Stack,\r
  ...\r
  );\r
\r
/**\r
  Release the specified X509 object.\r
\r
  If the interface is not supported, then ASSERT().\r
\r
  @param[in]  X509Cert  Pointer to the X509 object to be released.\r
\r
**/\r
VOID\r
EFIAPI\r
X509Free (\r
  IN  VOID  *X509Cert\r
  );\r
\r
/**\r
  Release the specified X509 stack object.\r
\r
  If the interface is not supported, then ASSERT().\r
\r
  @param[in]  X509Stack  Pointer to the X509 stack object to be released.\r
\r
**/\r
VOID\r
EFIAPI\r
X509StackFree (\r
  IN  VOID  *X509Stack\r
  );\r
\r
/**\r
  Retrieve the TBSCertificate from one given X.509 certificate.\r
\r
  @param[in]      Cert         Pointer to the given DER-encoded X509 certificate.\r
  @param[in]      CertSize     Size of the X509 certificate in bytes.\r
  @param[out]     TBSCert      DER-Encoded To-Be-Signed certificate.\r
  @param[out]     TBSCertSize  Size of the TBS certificate in bytes.\r
\r
  If Cert is NULL, then return FALSE.\r
  If TBSCert is NULL, then return FALSE.\r
  If TBSCertSize is NULL, then return FALSE.\r
  If this interface is not supported, then return FALSE.\r
\r
  @retval  TRUE   The TBSCertificate was retrieved successfully.\r
  @retval  FALSE  Invalid X.509 certificate.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
X509GetTBSCert (\r
  IN  CONST UINT8  *Cert,\r
  IN  UINTN        CertSize,\r
  OUT UINT8        **TBSCert,\r
  OUT UINTN        *TBSCertSize\r
  );\r
\r
/**\r
  Derives a key from a password using a salt and iteration count, based on PKCS#5 v2.0\r
  password based encryption key derivation function PBKDF2, as specified in RFC 2898.\r
\r
  If Password or Salt or OutKey is NULL, then return FALSE.\r
  If the hash algorithm could not be determined, then return FALSE.\r
  If this interface is not supported, then return FALSE.\r
\r
  @param[in]  PasswordLength  Length of input password in bytes.\r
  @param[in]  Password        Pointer to the array for the password.\r
  @param[in]  SaltLength      Size of the Salt in bytes.\r
  @param[in]  Salt            Pointer to the Salt.\r
  @param[in]  IterationCount  Number of iterations to perform. Its value should be\r
                              greater than or equal to 1.\r
  @param[in]  DigestSize      Size of the message digest to be used (eg. SHA256_DIGEST_SIZE).\r
                              NOTE: DigestSize will be used to determine the hash algorithm.\r
                                    Only SHA1_DIGEST_SIZE or SHA256_DIGEST_SIZE is supported.\r
  @param[in]  KeyLength       Size of the derived key buffer in bytes.\r
  @param[out] OutKey          Pointer to the output derived key buffer.\r
\r
  @retval  TRUE   A key was derived successfully.\r
  @retval  FALSE  One of the pointers was NULL or one of the sizes was too large.\r
  @retval  FALSE  The hash algorithm could not be determined from the digest size.\r
  @retval  FALSE  The key derivation operation failed.\r
  @retval  FALSE  This interface is not supported.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
Pkcs5HashPassword (\r
  IN  UINTN        PasswordLength,\r
  IN  CONST CHAR8  *Password,\r
  IN  UINTN        SaltLength,\r
  IN  CONST UINT8  *Salt,\r
  IN  UINTN        IterationCount,\r
  IN  UINTN        DigestSize,\r
  IN  UINTN        KeyLength,\r
  OUT UINT8        *OutKey\r
  );\r
\r
/**\r
  Encrypts a blob using PKCS1v2 (RSAES-OAEP) schema. On success, will return the\r
  encrypted message in a newly allocated buffer.\r
\r
  Things that can cause a failure include:\r
  - X509 key size does not match any known key size.\r
  - Fail to parse X509 certificate.\r
  - Fail to allocate an intermediate buffer.\r
  - Null pointer provided for a non-optional parameter.\r
  - Data size is too large for the provided key size (max size is a function of key size\r
    and hash digest size).\r
\r
  @param[in]  PublicKey           A pointer to the DER-encoded X509 certificate that\r
                                  will be used to encrypt the data.\r
  @param[in]  PublicKeySize       Size of the X509 cert buffer.\r
  @param[in]  InData              Data to be encrypted.\r
  @param[in]  InDataSize          Size of the data buffer.\r
  @param[in]  PrngSeed            [Optional] If provided, a pointer to a random seed buffer\r
                                  to be used when initializing the PRNG. NULL otherwise.\r
  @param[in]  PrngSeedSize        [Optional] If provided, size of the random seed buffer.\r
                                  0 otherwise.\r
  @param[out] EncryptedData       Pointer to an allocated buffer containing the encrypted\r
                                  message.\r
  @param[out] EncryptedDataSize   Size of the encrypted message buffer.\r
\r
  @retval     TRUE                Encryption was successful.\r
  @retval     FALSE               Encryption failed.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
Pkcs1v2Encrypt (\r
  IN   CONST UINT8  *PublicKey,\r
  IN   UINTN        PublicKeySize,\r
  IN   UINT8        *InData,\r
  IN   UINTN        InDataSize,\r
  IN   CONST UINT8  *PrngSeed   OPTIONAL,\r
  IN   UINTN        PrngSeedSize   OPTIONAL,\r
  OUT  UINT8        **EncryptedData,\r
  OUT  UINTN        *EncryptedDataSize\r
  );\r
\r
/**\r
  The 3rd parameter of Pkcs7GetSigners will return all embedded\r
  X.509 certificate in one given PKCS7 signature. The format is:\r
  //\r
  // UINT8  CertNumber;\r
  // UINT32 Cert1Length;\r
  // UINT8  Cert1[];\r
  // UINT32 Cert2Length;\r
  // UINT8  Cert2[];\r
  // ...\r
  // UINT32 CertnLength;\r
  // UINT8  Certn[];\r
  //\r
\r
  The two following C-structure are used for parsing CertStack more clearly.\r
**/\r
#pragma pack(1)\r
\r
typedef struct {\r
  UINT32    CertDataLength;       // The length in bytes of X.509 certificate.\r
  UINT8     CertDataBuffer[0];    // The X.509 certificate content (DER).\r
} EFI_CERT_DATA;\r
\r
typedef struct {\r
  UINT8    CertNumber;            // Number of X.509 certificate.\r
  // EFI_CERT_DATA   CertArray[];  // An array of X.509 certificate.\r
} EFI_CERT_STACK;\r
\r
#pragma pack()\r
\r
/**\r
  Get the signer's certificates from PKCS#7 signed data as described in "PKCS #7:\r
  Cryptographic Message Syntax Standard". The input signed data could be wrapped\r
  in a ContentInfo structure.\r
\r
  If P7Data, CertStack, StackLength, TrustedCert or CertLength is NULL, then\r
  return FALSE. If P7Length overflow, then return FALSE.\r
  If this interface is not supported, then return FALSE.\r
\r
  @param[in]  P7Data       Pointer to the PKCS#7 message to verify.\r
  @param[in]  P7Length     Length of the PKCS#7 message in bytes.\r
  @param[out] CertStack    Pointer to Signer's certificates retrieved from P7Data.\r
                           It's caller's responsibility to free the buffer with\r
                           Pkcs7FreeSigners().\r
                           This data structure is EFI_CERT_STACK type.\r
  @param[out] StackLength  Length of signer's certificates in bytes.\r
  @param[out] TrustedCert  Pointer to a trusted certificate from Signer's certificates.\r
                           It's caller's responsibility to free the buffer with\r
                           Pkcs7FreeSigners().\r
  @param[out] CertLength   Length of the trusted certificate in bytes.\r
\r
  @retval  TRUE            The operation is finished successfully.\r
  @retval  FALSE           Error occurs during the operation.\r
  @retval  FALSE           This interface is not supported.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
Pkcs7GetSigners (\r
  IN  CONST UINT8  *P7Data,\r
  IN  UINTN        P7Length,\r
  OUT UINT8        **CertStack,\r
  OUT UINTN        *StackLength,\r
  OUT UINT8        **TrustedCert,\r
  OUT UINTN        *CertLength\r
  );\r
\r
/**\r
  Wrap function to use free() to free allocated memory for certificates.\r
\r
  If this interface is not supported, then ASSERT().\r
\r
  @param[in]  Certs        Pointer to the certificates to be freed.\r
\r
**/\r
VOID\r
EFIAPI\r
Pkcs7FreeSigners (\r
  IN  UINT8  *Certs\r
  );\r
\r
/**\r
  Retrieves all embedded certificates from PKCS#7 signed data as described in "PKCS #7:\r
  Cryptographic Message Syntax Standard", and outputs two certificate lists chained and\r
  unchained to the signer's certificates.\r
  The input signed data could be wrapped in a ContentInfo structure.\r
\r
  @param[in]  P7Data            Pointer to the PKCS#7 message.\r
  @param[in]  P7Length          Length of the PKCS#7 message in bytes.\r
  @param[out] SignerChainCerts  Pointer to the certificates list chained to signer's\r
                                certificate. It's caller's responsibility to free the buffer\r
                                with Pkcs7FreeSigners().\r
                                This data structure is EFI_CERT_STACK type.\r
  @param[out] ChainLength       Length of the chained certificates list buffer in bytes.\r
  @param[out] UnchainCerts      Pointer to the unchained certificates lists. It's caller's\r
                                responsibility to free the buffer with Pkcs7FreeSigners().\r
                                This data structure is EFI_CERT_STACK type.\r
  @param[out] UnchainLength     Length of the unchained certificates list buffer in bytes.\r
\r
  @retval  TRUE         The operation is finished successfully.\r
  @retval  FALSE        Error occurs during the operation.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
Pkcs7GetCertificatesList (\r
  IN  CONST UINT8  *P7Data,\r
  IN  UINTN        P7Length,\r
  OUT UINT8        **SignerChainCerts,\r
  OUT UINTN        *ChainLength,\r
  OUT UINT8        **UnchainCerts,\r
  OUT UINTN        *UnchainLength\r
  );\r
\r
/**\r
  Creates a PKCS#7 signedData as described in "PKCS #7: Cryptographic Message\r
  Syntax Standard, version 1.5". This interface is only intended to be used for\r
  application to perform PKCS#7 functionality validation.\r
\r
  If this interface is not supported, then return FALSE.\r
\r
  @param[in]  PrivateKey       Pointer to the PEM-formatted private key data for\r
                               data signing.\r
  @param[in]  PrivateKeySize   Size of the PEM private key data in bytes.\r
  @param[in]  KeyPassword      NULL-terminated passphrase used for encrypted PEM\r
                               key data.\r
  @param[in]  InData           Pointer to the content to be signed.\r
  @param[in]  InDataSize       Size of InData in bytes.\r
  @param[in]  SignCert         Pointer to signer's DER-encoded certificate to sign with.\r
  @param[in]  OtherCerts       Pointer to an optional additional set of certificates to\r
                               include in the PKCS#7 signedData (e.g. any intermediate\r
                               CAs in the chain).\r
  @param[out] SignedData       Pointer to output PKCS#7 signedData. It's caller's\r
                               responsibility to free the buffer with FreePool().\r
  @param[out] SignedDataSize   Size of SignedData in bytes.\r
\r
  @retval     TRUE             PKCS#7 data signing succeeded.\r
  @retval     FALSE            PKCS#7 data signing failed.\r
  @retval     FALSE            This interface is not supported.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
Pkcs7Sign (\r
  IN   CONST UINT8  *PrivateKey,\r
  IN   UINTN        PrivateKeySize,\r
  IN   CONST UINT8  *KeyPassword,\r
  IN   UINT8        *InData,\r
  IN   UINTN        InDataSize,\r
  IN   UINT8        *SignCert,\r
  IN   UINT8        *OtherCerts      OPTIONAL,\r
  OUT  UINT8        **SignedData,\r
  OUT  UINTN        *SignedDataSize\r
  );\r
\r
/**\r
  Verifies the validity of a PKCS#7 signed data as described in "PKCS #7:\r
  Cryptographic Message Syntax Standard". The input signed data could be wrapped\r
  in a ContentInfo structure.\r
\r
  If P7Data, TrustedCert or InData is NULL, then return FALSE.\r
  If P7Length, CertLength or DataLength overflow, then return FALSE.\r
  If this interface is not supported, then return FALSE.\r
\r
  @param[in]  P7Data       Pointer to the PKCS#7 message to verify.\r
  @param[in]  P7Length     Length of the PKCS#7 message in bytes.\r
  @param[in]  TrustedCert  Pointer to a trusted/root certificate encoded in DER, which\r
                           is used for certificate chain verification.\r
  @param[in]  CertLength   Length of the trusted certificate in bytes.\r
  @param[in]  InData       Pointer to the content to be verified.\r
  @param[in]  DataLength   Length of InData in bytes.\r
\r
  @retval  TRUE  The specified PKCS#7 signed data is valid.\r
  @retval  FALSE Invalid PKCS#7 signed data.\r
  @retval  FALSE This interface is not supported.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
Pkcs7Verify (\r
  IN  CONST UINT8  *P7Data,\r
  IN  UINTN        P7Length,\r
  IN  CONST UINT8  *TrustedCert,\r
  IN  UINTN        CertLength,\r
  IN  CONST UINT8  *InData,\r
  IN  UINTN        DataLength\r
  );\r
\r
/**\r
  This function receives a PKCS7 formatted signature, and then verifies that\r
  the specified Enhanced or Extended Key Usages (EKU's) are present in the end-entity\r
  leaf signing certificate.\r
  Note that this function does not validate the certificate chain.\r
\r
  Applications for custom EKU's are quite flexible. For example, a policy EKU\r
  may be present in an Issuing Certificate Authority (CA), and any sub-ordinate\r
  certificate issued might also contain this EKU, thus constraining the\r
  sub-ordinate certificate.  Other applications might allow a certificate\r
  embedded in a device to specify that other Object Identifiers (OIDs) are\r
  present which contains binary data specifying custom capabilities that\r
  the device is able to do.\r
\r
  @param[in]  Pkcs7Signature       The PKCS#7 signed information content block. An array\r
                                   containing the content block with both the signature,\r
                                   the signer's certificate, and any necessary intermediate\r
                                   certificates.\r
  @param[in]  Pkcs7SignatureSize   Number of bytes in Pkcs7Signature.\r
  @param[in]  RequiredEKUs         Array of null-terminated strings listing OIDs of\r
                                   required EKUs that must be present in the signature.\r
  @param[in]  RequiredEKUsSize     Number of elements in the RequiredEKUs string array.\r
  @param[in]  RequireAllPresent    If this is TRUE, then all of the specified EKU's\r
                                   must be present in the leaf signer.  If it is\r
                                   FALSE, then we will succeed if we find any\r
                                   of the specified EKU's.\r
\r
  @retval EFI_SUCCESS              The required EKUs were found in the signature.\r
  @retval EFI_INVALID_PARAMETER    A parameter was invalid.\r
  @retval EFI_NOT_FOUND            One or more EKU's were not found in the signature.\r
\r
**/\r
RETURN_STATUS\r
EFIAPI\r
VerifyEKUsInPkcs7Signature (\r
  IN  CONST UINT8   *Pkcs7Signature,\r
  IN  CONST UINT32  SignatureSize,\r
  IN  CONST CHAR8   *RequiredEKUs[],\r
  IN  CONST UINT32  RequiredEKUsSize,\r
  IN  BOOLEAN       RequireAllPresent\r
  );\r
\r
/**\r
  Extracts the attached content from a PKCS#7 signed data if existed. The input signed\r
  data could be wrapped in a ContentInfo structure.\r
\r
  If P7Data, Content, or ContentSize is NULL, then return FALSE. If P7Length overflow,\r
  then return FALSE. If the P7Data is not correctly formatted, then return FALSE.\r
\r
  Caution: This function may receive untrusted input. So this function will do\r
           basic check for PKCS#7 data structure.\r
\r
  @param[in]   P7Data       Pointer to the PKCS#7 signed data to process.\r
  @param[in]   P7Length     Length of the PKCS#7 signed data in bytes.\r
  @param[out]  Content      Pointer to the extracted content from the PKCS#7 signedData.\r
                            It's caller's responsibility to free the buffer with FreePool().\r
  @param[out]  ContentSize  The size of the extracted content in bytes.\r
\r
  @retval     TRUE          The P7Data was correctly formatted for processing.\r
  @retval     FALSE         The P7Data was not correctly formatted for processing.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
Pkcs7GetAttachedContent (\r
  IN  CONST UINT8  *P7Data,\r
  IN  UINTN        P7Length,\r
  OUT VOID         **Content,\r
  OUT UINTN        *ContentSize\r
  );\r
\r
/**\r
  Verifies the validity of a PE/COFF Authenticode Signature as described in "Windows\r
  Authenticode Portable Executable Signature Format".\r
\r
  If AuthData is NULL, then return FALSE.\r
  If ImageHash is NULL, then return FALSE.\r
  If this interface is not supported, then return FALSE.\r
\r
  @param[in]  AuthData     Pointer to the Authenticode Signature retrieved from signed\r
                           PE/COFF image to be verified.\r
  @param[in]  DataSize     Size of the Authenticode Signature in bytes.\r
  @param[in]  TrustedCert  Pointer to a trusted/root certificate encoded in DER, which\r
                           is used for certificate chain verification.\r
  @param[in]  CertSize     Size of the trusted certificate in bytes.\r
  @param[in]  ImageHash    Pointer to the original image file hash value. The procedure\r
                           for calculating the image hash value is described in Authenticode\r
                           specification.\r
  @param[in]  HashSize     Size of Image hash value in bytes.\r
\r
  @retval  TRUE   The specified Authenticode Signature is valid.\r
  @retval  FALSE  Invalid Authenticode Signature.\r
  @retval  FALSE  This interface is not supported.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
AuthenticodeVerify (\r
  IN  CONST UINT8  *AuthData,\r
  IN  UINTN        DataSize,\r
  IN  CONST UINT8  *TrustedCert,\r
  IN  UINTN        CertSize,\r
  IN  CONST UINT8  *ImageHash,\r
  IN  UINTN        HashSize\r
  );\r
\r
/**\r
  Verifies the validity of a RFC3161 Timestamp CounterSignature embedded in PE/COFF Authenticode\r
  signature.\r
\r
  If AuthData is NULL, then return FALSE.\r
  If this interface is not supported, then return FALSE.\r
\r
  @param[in]  AuthData     Pointer to the Authenticode Signature retrieved from signed\r
                           PE/COFF image to be verified.\r
  @param[in]  DataSize     Size of the Authenticode Signature in bytes.\r
  @param[in]  TsaCert      Pointer to a trusted/root TSA certificate encoded in DER, which\r
                           is used for TSA certificate chain verification.\r
  @param[in]  CertSize     Size of the trusted certificate in bytes.\r
  @param[out] SigningTime  Return the time of timestamp generation time if the timestamp\r
                           signature is valid.\r
\r
  @retval  TRUE   The specified Authenticode includes a valid RFC3161 Timestamp CounterSignature.\r
  @retval  FALSE  No valid RFC3161 Timestamp CounterSignature in the specified Authenticode data.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
ImageTimestampVerify (\r
  IN  CONST UINT8  *AuthData,\r
  IN  UINTN        DataSize,\r
  IN  CONST UINT8  *TsaCert,\r
  IN  UINTN        CertSize,\r
  OUT EFI_TIME     *SigningTime\r
  );\r
\r
/**\r
  Retrieve the version from one X.509 certificate.\r
\r
  If Cert is NULL, then return FALSE.\r
  If CertSize is 0, then return FALSE.\r
  If this interface is not supported, then return FALSE.\r
\r
  @param[in]      Cert         Pointer to the DER-encoded X509 certificate.\r
  @param[in]      CertSize     Size of the X509 certificate in bytes.\r
  @param[out]     Version      Pointer to the retrieved version integer.\r
\r
  @retval TRUE           The certificate version retrieved successfully.\r
  @retval FALSE          If  Cert is NULL or CertSize is Zero.\r
  @retval FALSE          The operation is not supported.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
X509GetVersion (\r
  IN      CONST UINT8  *Cert,\r
  IN      UINTN        CertSize,\r
  OUT     UINTN        *Version\r
  );\r
\r
/**\r
  Retrieve the serialNumber from one X.509 certificate.\r
\r
  If Cert is NULL, then return FALSE.\r
  If CertSize is 0, then return FALSE.\r
  If this interface is not supported, then return FALSE.\r
\r
  @param[in]      Cert         Pointer to the DER-encoded X509 certificate.\r
  @param[in]      CertSize     Size of the X509 certificate in bytes.\r
  @param[out]     SerialNumber  Pointer to the retrieved certificate SerialNumber bytes.\r
  @param[in, out] SerialNumberSize  The size in bytes of the SerialNumber buffer on input,\r
                               and the size of buffer returned SerialNumber on output.\r
\r
  @retval TRUE                     The certificate serialNumber retrieved successfully.\r
  @retval FALSE                    If Cert is NULL or CertSize is Zero.\r
                                   If SerialNumberSize is NULL.\r
                                   If Certificate is invalid.\r
  @retval FALSE                    If no SerialNumber exists.\r
  @retval FALSE                    If the SerialNumber is NULL. The required buffer size\r
                                   (including the final null) is returned in the\r
                                   SerialNumberSize parameter.\r
  @retval FALSE                    The operation is not supported.\r
**/\r
BOOLEAN\r
EFIAPI\r
X509GetSerialNumber (\r
  IN      CONST UINT8 *Cert,\r
  IN      UINTN CertSize,\r
  OUT     UINT8 *SerialNumber, OPTIONAL\r
  IN OUT  UINTN         *SerialNumberSize\r
  );\r
\r
/**\r
  Retrieve the issuer bytes from one X.509 certificate.\r
\r
  If Cert is NULL, then return FALSE.\r
  If CertIssuerSize is NULL, then return FALSE.\r
  If this interface is not supported, then return FALSE.\r
\r
  @param[in]      Cert         Pointer to the DER-encoded X509 certificate.\r
  @param[in]      CertSize     Size of the X509 certificate in bytes.\r
  @param[out]     CertIssuer  Pointer to the retrieved certificate subject bytes.\r
  @param[in, out] CertIssuerSize  The size in bytes of the CertIssuer buffer on input,\r
                               and the size of buffer returned CertSubject on output.\r
\r
  @retval  TRUE   The certificate issuer retrieved successfully.\r
  @retval  FALSE  Invalid certificate, or the CertIssuerSize is too small for the result.\r
                  The CertIssuerSize will be updated with the required size.\r
  @retval  FALSE  This interface is not supported.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
X509GetIssuerName (\r
  IN      CONST UINT8  *Cert,\r
  IN      UINTN        CertSize,\r
  OUT     UINT8        *CertIssuer,\r
  IN OUT  UINTN        *CertIssuerSize\r
  );\r
\r
/**\r
  Retrieve the Signature Algorithm from one X.509 certificate.\r
\r
  @param[in]      Cert             Pointer to the DER-encoded X509 certificate.\r
  @param[in]      CertSize         Size of the X509 certificate in bytes.\r
  @param[out]     Oid              Signature Algorithm Object identifier buffer.\r
  @param[in,out]  OidSize          Signature Algorithm Object identifier buffer size\r
\r
  @retval TRUE           The certificate Extension data retrieved successfully.\r
  @retval FALSE                    If Cert is NULL.\r
                                   If OidSize is NULL.\r
                                   If Oid is not NULL and *OidSize is 0.\r
                                   If Certificate is invalid.\r
  @retval FALSE                    If no SignatureType.\r
  @retval FALSE                    If the Oid is NULL. The required buffer size\r
                                   is returned in the OidSize.\r
  @retval FALSE                    The operation is not supported.\r
**/\r
BOOLEAN\r
EFIAPI\r
X509GetSignatureAlgorithm (\r
  IN CONST UINT8 *Cert,\r
  IN       UINTN CertSize,\r
  OUT   UINT8 *Oid, OPTIONAL\r
  IN OUT   UINTN       *OidSize\r
  );\r
\r
/**\r
  Retrieve Extension data from one X.509 certificate.\r
\r
  @param[in]      Cert             Pointer to the DER-encoded X509 certificate.\r
  @param[in]      CertSize         Size of the X509 certificate in bytes.\r
  @param[in]      Oid              Object identifier buffer\r
  @param[in]      OidSize          Object identifier buffer size\r
  @param[out]     ExtensionData    Extension bytes.\r
  @param[in, out] ExtensionDataSize Extension bytes size.\r
\r
  @retval TRUE                     The certificate Extension data retrieved successfully.\r
  @retval FALSE                    If Cert is NULL.\r
                                   If ExtensionDataSize is NULL.\r
                                   If ExtensionData is not NULL and *ExtensionDataSize is 0.\r
                                   If Certificate is invalid.\r
  @retval FALSE                    If no Extension entry match Oid.\r
  @retval FALSE                    If the ExtensionData is NULL. The required buffer size\r
                                   is returned in the ExtensionDataSize parameter.\r
  @retval FALSE                    The operation is not supported.\r
**/\r
BOOLEAN\r
EFIAPI\r
X509GetExtensionData (\r
  IN     CONST UINT8  *Cert,\r
  IN     UINTN        CertSize,\r
  IN     CONST UINT8  *Oid,\r
  IN     UINTN        OidSize,\r
  OUT UINT8           *ExtensionData,\r
  IN OUT UINTN        *ExtensionDataSize\r
  );\r
\r
/**\r
  Retrieve the Validity from one X.509 certificate\r
\r
  If Cert is NULL, then return FALSE.\r
  If CertIssuerSize is NULL, then return FALSE.\r
  If this interface is not supported, then return FALSE.\r
\r
  @param[in]      Cert         Pointer to the DER-encoded X509 certificate.\r
  @param[in]      CertSize     Size of the X509 certificate in bytes.\r
  @param[in]      From         notBefore Pointer to DateTime object.\r
  @param[in,out]  FromSize     notBefore DateTime object size.\r
  @param[in]      To           notAfter Pointer to DateTime object.\r
  @param[in,out]  ToSize       notAfter DateTime object size.\r
\r
  Note: X509CompareDateTime to compare DateTime oject\r
        x509SetDateTime to get a DateTime object from a DateTimeStr\r
\r
  @retval  TRUE   The certificate Validity retrieved successfully.\r
  @retval  FALSE  Invalid certificate, or Validity retrieve failed.\r
  @retval  FALSE  This interface is not supported.\r
**/\r
BOOLEAN\r
EFIAPI\r
X509GetValidity (\r
  IN     CONST UINT8  *Cert,\r
  IN     UINTN        CertSize,\r
  IN     UINT8        *From,\r
  IN OUT UINTN        *FromSize,\r
  IN     UINT8        *To,\r
  IN OUT UINTN        *ToSize\r
  );\r
\r
/**\r
  Format a DateTimeStr to DataTime object in DataTime Buffer\r
\r
  If DateTimeStr is NULL, then return FALSE.\r
  If DateTimeSize is NULL, then return FALSE.\r
  If this interface is not supported, then return FALSE.\r
\r
  @param[in]      DateTimeStr      DateTime string like YYYYMMDDhhmmssZ\r
                                   Ref: https://www.w3.org/TR/NOTE-datetime\r
                                   Z stand for UTC time\r
  @param[out]     DateTime         Pointer to a DateTime object.\r
  @param[in,out]  DateTimeSize     DateTime object buffer size.\r
\r
  @retval TRUE                     The DateTime object create successfully.\r
  @retval FALSE                    If DateTimeStr is NULL.\r
                                   If DateTimeSize is NULL.\r
                                   If DateTime is not NULL and *DateTimeSize is 0.\r
                                   If Year Month Day Hour Minute Second combination is invalid datetime.\r
  @retval FALSE                    If the DateTime is NULL. The required buffer size\r
                                   (including the final null) is returned in the\r
                                   DateTimeSize parameter.\r
  @retval FALSE                    The operation is not supported.\r
**/\r
BOOLEAN\r
EFIAPI\r
X509FormatDateTime (\r
  IN   CONST CHAR8  *DateTimeStr,\r
  OUT  VOID         *DateTime,\r
  IN OUT UINTN      *DateTimeSize\r
  );\r
\r
/**\r
  Compare DateTime1 object and DateTime2 object.\r
\r
  If DateTime1 is NULL, then return -2.\r
  If DateTime2 is NULL, then return -2.\r
  If DateTime1 == DateTime2, then return 0\r
  If DateTime1 > DateTime2, then return 1\r
  If DateTime1 < DateTime2, then return -1\r
\r
  @param[in]      DateTime1         Pointer to a DateTime Ojbect\r
  @param[in]      DateTime2         Pointer to a DateTime Object\r
\r
  @retval  0      If DateTime1 == DateTime2\r
  @retval  1      If DateTime1 > DateTime2\r
  @retval  -1     If DateTime1 < DateTime2\r
**/\r
INT32\r
EFIAPI\r
X509CompareDateTime (\r
  IN  CONST  VOID  *DateTime1,\r
  IN  CONST  VOID  *DateTime2\r
  );\r
\r
/**\r
  Retrieve the Key Usage from one X.509 certificate.\r
\r
  @param[in]      Cert             Pointer to the DER-encoded X509 certificate.\r
  @param[in]      CertSize         Size of the X509 certificate in bytes.\r
  @param[out]     Usage            Key Usage (CRYPTO_X509_KU_*)\r
\r
  @retval  TRUE   The certificate Key Usage retrieved successfully.\r
  @retval  FALSE  Invalid certificate, or Usage is NULL\r
  @retval  FALSE  This interface is not supported.\r
**/\r
BOOLEAN\r
EFIAPI\r
X509GetKeyUsage (\r
  IN    CONST UINT8  *Cert,\r
  IN    UINTN        CertSize,\r
  OUT   UINTN        *Usage\r
  );\r
\r
/**\r
  Retrieve the Extended Key Usage from one X.509 certificate.\r
\r
  @param[in]      Cert             Pointer to the DER-encoded X509 certificate.\r
  @param[in]      CertSize         Size of the X509 certificate in bytes.\r
  @param[out]     Usage            Key Usage bytes.\r
  @param[in, out] UsageSize        Key Usage buffer sizs in bytes.\r
\r
  @retval TRUE                     The Usage bytes retrieve successfully.\r
  @retval FALSE                    If Cert is NULL.\r
                                   If CertSize is NULL.\r
                                   If Usage is not NULL and *UsageSize is 0.\r
                                   If Cert is invalid.\r
  @retval FALSE                    If the Usage is NULL. The required buffer size\r
                                   is returned in the UsageSize parameter.\r
  @retval FALSE                    The operation is not supported.\r
**/\r
BOOLEAN\r
EFIAPI\r
X509GetExtendedKeyUsage (\r
  IN     CONST UINT8  *Cert,\r
  IN     UINTN        CertSize,\r
  OUT UINT8           *Usage,\r
  IN OUT UINTN        *UsageSize\r
  );\r
\r
/**\r
  Verify one X509 certificate was issued by the trusted CA.\r
  @param[in]      RootCert          Trusted Root Certificate buffer\r
\r
  @param[in]      RootCertLength    Trusted Root Certificate buffer length\r
  @param[in]      CertChain         One or more ASN.1 DER-encoded X.509 certificates\r
                                    where the first certificate is signed by the Root\r
                                    Certificate or is the Root Cerificate itself. and\r
                                    subsequent cerificate is signed by the preceding\r
                                    cerificate.\r
  @param[in]      CertChainLength   Total length of the certificate chain, in bytes.\r
\r
  @retval  TRUE   All cerificates was issued by the first certificate in X509Certchain.\r
  @retval  FALSE  Invalid certificate or the certificate was not issued by the given\r
                  trusted CA.\r
**/\r
BOOLEAN\r
EFIAPI\r
X509VerifyCertChain (\r
  IN CONST UINT8  *RootCert,\r
  IN UINTN        RootCertLength,\r
  IN CONST UINT8  *CertChain,\r
  IN UINTN        CertChainLength\r
  );\r
\r
/**\r
  Get one X509 certificate from CertChain.\r
\r
  @param[in]      CertChain         One or more ASN.1 DER-encoded X.509 certificates\r
                                    where the first certificate is signed by the Root\r
                                    Certificate or is the Root Cerificate itself. and\r
                                    subsequent cerificate is signed by the preceding\r
                                    cerificate.\r
  @param[in]      CertChainLength   Total length of the certificate chain, in bytes.\r
\r
  @param[in]      CertIndex         Index of certificate. If index is -1 indecate the\r
                                    last certificate in CertChain.\r
\r
  @param[out]     Cert              The certificate at the index of CertChain.\r
  @param[out]     CertLength        The length certificate at the index of CertChain.\r
\r
  @retval  TRUE   Success.\r
  @retval  FALSE  Failed to get certificate from certificate chain.\r
**/\r
BOOLEAN\r
EFIAPI\r
X509GetCertFromCertChain (\r
  IN CONST UINT8   *CertChain,\r
  IN UINTN         CertChainLength,\r
  IN CONST INT32   CertIndex,\r
  OUT CONST UINT8  **Cert,\r
  OUT UINTN        *CertLength\r
  );\r
\r
/**\r
  Retrieve the tag and length of the tag.\r
\r
  @param Ptr      The position in the ASN.1 data\r
  @param End      End of data\r
  @param Length   The variable that will receive the length\r
  @param Tag      The expected tag\r
\r
  @retval      TRUE   Get tag successful\r
  @retval      FALSe  Failed to get tag or tag not match\r
**/\r
BOOLEAN\r
EFIAPI\r
Asn1GetTag (\r
  IN OUT UINT8    **Ptr,\r
  IN CONST UINT8  *End,\r
  OUT UINTN       *Length,\r
  IN     UINT32   Tag\r
  );\r
\r
/**\r
  Retrieve the basic constraints from one X.509 certificate.\r
\r
  @param[in]      Cert                     Pointer to the DER-encoded X509 certificate.\r
  @param[in]      CertSize                 size of the X509 certificate in bytes.\r
  @param[out]     BasicConstraints         basic constraints bytes.\r
  @param[in, out] BasicConstraintsSize     basic constraints buffer sizs in bytes.\r
\r
  @retval TRUE                     The basic constraints retrieve successfully.\r
  @retval FALSE                    If cert is NULL.\r
                                   If cert_size is NULL.\r
                                   If basic_constraints is not NULL and *basic_constraints_size is 0.\r
                                   If cert is invalid.\r
  @retval FALSE                    The required buffer size is small.\r
                                   The return buffer size is basic_constraints_size parameter.\r
  @retval FALSE                    If no Extension entry match oid.\r
  @retval FALSE                    The operation is not supported.\r
 **/\r
BOOLEAN\r
EFIAPI\r
X509GetExtendedBasicConstraints             (\r
  CONST UINT8  *Cert,\r
  UINTN        CertSize,\r
  UINT8        *BasicConstraints,\r
  UINTN        *BasicConstraintsSize\r
  );\r
\r
// =====================================================================================\r
//    DH Key Exchange Primitive\r
// =====================================================================================\r
\r
/**\r
  Allocates and Initializes one Diffie-Hellman Context for subsequent use.\r
\r
  @return  Pointer to the Diffie-Hellman Context that has been initialized.\r
           If the allocations fails, DhNew() returns NULL.\r
           If the interface is not supported, DhNew() returns NULL.\r
\r
**/\r
VOID *\r
EFIAPI\r
DhNew (\r
  VOID\r
  );\r
\r
/**\r
  Release the specified DH context.\r
\r
  If the interface is not supported, then ASSERT().\r
\r
  @param[in]  DhContext  Pointer to the DH context to be released.\r
\r
**/\r
VOID\r
EFIAPI\r
DhFree (\r
  IN  VOID  *DhContext\r
  );\r
\r
/**\r
  Generates DH parameter.\r
\r
  Given generator g, and length of prime number p in bits, this function generates p,\r
  and sets DH context according to value of g and p.\r
\r
  Before this function can be invoked, pseudorandom number generator must be correctly\r
  initialized by RandomSeed().\r
\r
  If DhContext is NULL, then return FALSE.\r
  If Prime is NULL, then return FALSE.\r
  If this interface is not supported, then return FALSE.\r
\r
  @param[in, out]  DhContext    Pointer to the DH context.\r
  @param[in]       Generator    Value of generator.\r
  @param[in]       PrimeLength  Length in bits of prime to be generated.\r
  @param[out]      Prime        Pointer to the buffer to receive the generated prime number.\r
\r
  @retval TRUE   DH parameter generation succeeded.\r
  @retval FALSE  Value of Generator is not supported.\r
  @retval FALSE  PRNG fails to generate random prime number with PrimeLength.\r
  @retval FALSE  This interface is not supported.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
DhGenerateParameter (\r
  IN OUT  VOID   *DhContext,\r
  IN      UINTN  Generator,\r
  IN      UINTN  PrimeLength,\r
  OUT     UINT8  *Prime\r
  );\r
\r
/**\r
  Sets generator and prime parameters for DH.\r
\r
  Given generator g, and prime number p, this function and sets DH\r
  context accordingly.\r
\r
  If DhContext is NULL, then return FALSE.\r
  If Prime is NULL, then return FALSE.\r
  If this interface is not supported, then return FALSE.\r
\r
  @param[in, out]  DhContext    Pointer to the DH context.\r
  @param[in]       Generator    Value of generator.\r
  @param[in]       PrimeLength  Length in bits of prime to be generated.\r
  @param[in]       Prime        Pointer to the prime number.\r
\r
  @retval TRUE   DH parameter setting succeeded.\r
  @retval FALSE  Value of Generator is not supported.\r
  @retval FALSE  Value of Generator is not suitable for the Prime.\r
  @retval FALSE  Value of Prime is not a prime number.\r
  @retval FALSE  Value of Prime is not a safe prime number.\r
  @retval FALSE  This interface is not supported.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
DhSetParameter (\r
  IN OUT  VOID         *DhContext,\r
  IN      UINTN        Generator,\r
  IN      UINTN        PrimeLength,\r
  IN      CONST UINT8  *Prime\r
  );\r
\r
/**\r
  Generates DH public key.\r
\r
  This function generates random secret exponent, and computes the public key, which is\r
  returned via parameter PublicKey and PublicKeySize. DH context is updated accordingly.\r
  If the PublicKey buffer is too small to hold the public key, FALSE is returned and\r
  PublicKeySize is set to the required buffer size to obtain the public key.\r
\r
  If DhContext is NULL, then return FALSE.\r
  If PublicKeySize is NULL, then return FALSE.\r
  If PublicKeySize is large enough but PublicKey is NULL, then return FALSE.\r
  If this interface is not supported, then return FALSE.\r
\r
  @param[in, out]  DhContext      Pointer to the DH context.\r
  @param[out]      PublicKey      Pointer to the buffer to receive generated public key.\r
  @param[in, out]  PublicKeySize  On input, the size of PublicKey buffer in bytes.\r
                                 On output, the size of data returned in PublicKey buffer in bytes.\r
\r
  @retval TRUE   DH public key generation succeeded.\r
  @retval FALSE  DH public key generation failed.\r
  @retval FALSE  PublicKeySize is not large enough.\r
  @retval FALSE  This interface is not supported.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
DhGenerateKey (\r
  IN OUT  VOID   *DhContext,\r
  OUT     UINT8  *PublicKey,\r
  IN OUT  UINTN  *PublicKeySize\r
  );\r
\r
/**\r
  Computes exchanged common key.\r
\r
  Given peer's public key, this function computes the exchanged common key, based on its own\r
  context including value of prime modulus and random secret exponent.\r
\r
  If DhContext is NULL, then return FALSE.\r
  If PeerPublicKey is NULL, then return FALSE.\r
  If KeySize is NULL, then return FALSE.\r
  If Key is NULL, then return FALSE.\r
  If KeySize is not large enough, then return FALSE.\r
  If this interface is not supported, then return FALSE.\r
\r
  @param[in, out]  DhContext          Pointer to the DH context.\r
  @param[in]       PeerPublicKey      Pointer to the peer's public key.\r
  @param[in]       PeerPublicKeySize  Size of peer's public key in bytes.\r
  @param[out]      Key                Pointer to the buffer to receive generated key.\r
  @param[in, out]  KeySize            On input, the size of Key buffer in bytes.\r
                                     On output, the size of data returned in Key buffer in bytes.\r
\r
  @retval TRUE   DH exchanged key generation succeeded.\r
  @retval FALSE  DH exchanged key generation failed.\r
  @retval FALSE  KeySize is not large enough.\r
  @retval FALSE  This interface is not supported.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
DhComputeKey (\r
  IN OUT  VOID         *DhContext,\r
  IN      CONST UINT8  *PeerPublicKey,\r
  IN      UINTN        PeerPublicKeySize,\r
  OUT     UINT8        *Key,\r
  IN OUT  UINTN        *KeySize\r
  );\r
\r
// =====================================================================================\r
//    Pseudo-Random Generation Primitive\r
// =====================================================================================\r
\r
/**\r
  Sets up the seed value for the pseudorandom number generator.\r
\r
  This function sets up the seed value for the pseudorandom number generator.\r
  If Seed is not NULL, then the seed passed in is used.\r
  If Seed is NULL, then default seed is used.\r
  If this interface is not supported, then return FALSE.\r
\r
  @param[in]  Seed      Pointer to seed value.\r
                        If NULL, default seed is used.\r
  @param[in]  SeedSize  Size of seed value.\r
                        If Seed is NULL, this parameter is ignored.\r
\r
  @retval TRUE   Pseudorandom number generator has enough entropy for random generation.\r
  @retval FALSE  Pseudorandom number generator does not have enough entropy for random generation.\r
  @retval FALSE  This interface is not supported.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
RandomSeed (\r
  IN  CONST  UINT8  *Seed  OPTIONAL,\r
  IN  UINTN         SeedSize\r
  );\r
\r
/**\r
  Generates a pseudorandom byte stream of the specified size.\r
\r
  If Output is NULL, then return FALSE.\r
  If this interface is not supported, then return FALSE.\r
\r
  @param[out]  Output  Pointer to buffer to receive random value.\r
  @param[in]   Size    Size of random bytes to generate.\r
\r
  @retval TRUE   Pseudorandom byte stream generated successfully.\r
  @retval FALSE  Pseudorandom number generator fails to generate due to lack of entropy.\r
  @retval FALSE  This interface is not supported.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
RandomBytes (\r
  OUT  UINT8  *Output,\r
  IN   UINTN  Size\r
  );\r
\r
// =====================================================================================\r
//    Key Derivation Function Primitive\r
// =====================================================================================\r
\r
/**\r
  Derive key data using HMAC-SHA256 based KDF.\r
\r
  @param[in]   Key              Pointer to the user-supplied key.\r
  @param[in]   KeySize          Key size in bytes.\r
  @param[in]   Salt             Pointer to the salt(non-secret) value.\r
  @param[in]   SaltSize         Salt size in bytes.\r
  @param[in]   Info             Pointer to the application specific info.\r
  @param[in]   InfoSize         Info size in bytes.\r
  @param[out]  Out              Pointer to buffer to receive hkdf value.\r
  @param[in]   OutSize          Size of hkdf bytes to generate.\r
\r
  @retval TRUE   Hkdf generated successfully.\r
  @retval FALSE  Hkdf generation failed.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
HkdfSha256ExtractAndExpand (\r
  IN   CONST UINT8  *Key,\r
  IN   UINTN        KeySize,\r
  IN   CONST UINT8  *Salt,\r
  IN   UINTN        SaltSize,\r
  IN   CONST UINT8  *Info,\r
  IN   UINTN        InfoSize,\r
  OUT  UINT8        *Out,\r
  IN   UINTN        OutSize\r
  );\r
\r
/**\r
  Derive SHA256 HMAC-based Extract key Derivation Function (HKDF).\r
\r
  @param[in]   Key              Pointer to the user-supplied key.\r
  @param[in]   KeySize          key size in bytes.\r
  @param[in]   Salt             Pointer to the salt(non-secret) value.\r
  @param[in]   SaltSize         salt size in bytes.\r
  @param[out]  PrkOut           Pointer to buffer to receive hkdf value.\r
  @param[in]   PrkOutSize       size of hkdf bytes to generate.\r
\r
  @retval true   Hkdf generated successfully.\r
  @retval false  Hkdf generation failed.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
HkdfSha256Extract (\r
  IN CONST UINT8  *Key,\r
  IN UINTN        KeySize,\r
  IN CONST UINT8  *Salt,\r
  IN UINTN        SaltSize,\r
  OUT UINT8       *PrkOut,\r
  UINTN           PrkOutSize\r
  );\r
\r
/**\r
  Derive SHA256 HMAC-based Expand Key Derivation Function (HKDF).\r
\r
  @param[in]   Prk              Pointer to the user-supplied key.\r
  @param[in]   PrkSize          Key size in bytes.\r
  @param[in]   Info             Pointer to the application specific info.\r
  @param[in]   InfoSize         Info size in bytes.\r
  @param[out]  Out              Pointer to buffer to receive hkdf value.\r
  @param[in]   OutSize          Size of hkdf bytes to generate.\r