CryptoPkg: Replace BSD License with BSD+Patent License

[mirror_edk2.git] / CryptoPkg / Library / BaseCryptLib / Hmac / CryptHmacMd5Null.c

/** @file\r
  HMAC-MD5 Wrapper Implementation which does not provide real capabilities.\r
\r
Copyright (c) 2012 - 2018, Intel Corporation. All rights reserved.<BR>\r
SPDX-License-Identifier: BSD-2-Clause-Patent\r
\r
**/\r
\r
#include "InternalCryptLib.h"\r
\r
/**\r
  Retrieves the size, in bytes, of the context buffer required for HMAC-MD5 operations.\r
  (NOTE: This API is deprecated.\r
         Use HmacMd5New() / HmacMd5Free() for HMAC-MD5 Context operations.)\r
\r
  Return zero to indicate this interface is not supported.\r
\r
  @retval  0   This interface is not supported.\r
\r
**/\r
UINTN\r
EFIAPI\r
HmacMd5GetContextSize (\r
  VOID\r
  )\r
{\r
  ASSERT (FALSE);\r
  return 0;\r
}\r
\r
/**\r
  Allocates and initializes one HMAC_CTX context for subsequent HMAC-MD5 use.\r
\r
  Return NULL to indicate this interface is not supported.\r
\r
  @retval NULL  This interface is not supported.\r
\r
**/\r
VOID *\r
EFIAPI\r
HmacMd5New (\r
  VOID\r
  )\r
{\r
  ASSERT (FALSE);\r
  return NULL;\r
}\r
\r
/**\r
  Release the specified HMAC_CTX context.\r
\r
  This function will do nothing.\r
\r
  @param[in]  HmacMd5Ctx  Pointer to the HMAC_CTX context to be released.\r
\r
**/\r
VOID\r
EFIAPI\r
HmacMd5Free (\r
  IN  VOID  *HmacMd5Ctx\r
  )\r
{\r
  ASSERT (FALSE);\r
  return;\r
}\r
\r
/**\r
  Initializes user-supplied memory pointed by HmacMd5Context as HMAC-MD5 context for\r
  subsequent use.\r
\r
  Return FALSE to indicate this interface is not supported.\r
\r
  @param[out]  HmacMd5Context  Pointer to HMAC-MD5 context being initialized.\r
  @param[in]   Key             Pointer to the user-supplied key.\r
  @param[in]   KeySize         Key size in bytes.\r
\r
  @retval FALSE  This interface is not supported.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
HmacMd5Init (\r
  OUT  VOID         *HmacMd5Context,\r
  IN   CONST UINT8  *Key,\r
  IN   UINTN        KeySize\r
  )\r
{\r
  ASSERT (FALSE);\r
  return FALSE;\r
}\r
\r
/**\r
  Makes a copy of an existing HMAC-MD5 context.\r
\r
  Return FALSE to indicate this interface is not supported.\r
\r
  @param[in]  HmacMd5Context     Pointer to HMAC-MD5 context being copied.\r
  @param[out] NewHmacMd5Context  Pointer to new HMAC-MD5 context.\r
\r
  @retval FALSE  This interface is not supported.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
HmacMd5Duplicate (\r
  IN   CONST VOID  *HmacMd5Context,\r
  OUT  VOID        *NewHmacMd5Context\r
  )\r
{\r
  ASSERT (FALSE);\r
  return FALSE;\r
}\r
\r
/**\r
  Digests the input data and updates HMAC-MD5 context.\r
\r
  Return FALSE to indicate this interface is not supported.\r
\r
  @param[in, out]  HmacMd5Context  Pointer to the HMAC-MD5 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 FALSE  This interface is not supported.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
HmacMd5Update (\r
  IN OUT  VOID        *HmacMd5Context,\r
  IN      CONST VOID  *Data,\r
  IN      UINTN       DataSize\r
  )\r
{\r
  ASSERT (FALSE);\r
  return FALSE;\r
}\r
\r
/**\r
  Completes computation of the HMAC-MD5 digest value.\r
\r
  Return FALSE to indicate this interface is not supported.\r
\r
  @param[in, out]  HmacMd5Context  Pointer to the HMAC-MD5 context.\r
  @param[out]      HmacValue       Pointer to a buffer that receives the HMAC-MD5 digest\r
                                   value (16 bytes).\r
\r
  @retval FALSE  This interface is not supported.\r
\r
**/\r
BOOLEAN\r
EFIAPI\r
HmacMd5Final (\r
  IN OUT  VOID   *HmacMd5Context,\r
  OUT     UINT8  *HmacValue\r
  )\r
{\r
  ASSERT (FALSE);\r
  return FALSE;\r
}\r