1 files changed, 159 insertions, 0 deletions
diff --git a/CryptoPkg/Library/BaseCryptLibNull/Hmac/CryptHmacMd5Null.c b/CryptoPkg/Library/BaseCryptLibNull/Hmac/CryptHmacMd5Null.c
new file mode 100644
index 0000000000..3aafed874b
--- /dev/null
+++ b/CryptoPkg/Library/BaseCryptLibNull/Hmac/CryptHmacMd5Null.c
@@ -0,0 +1,159 @@
+/** @file
+  HMAC-MD5 Wrapper Implementation which does not provide real capabilities.
+
+Copyright (c) 2012 - 2018, Intel Corporation. All rights reserved.<BR>
+SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+#include "InternalCryptLib.h"
+
+/**
+  Retrieves the size, in bytes, of the context buffer required for HMAC-MD5 operations.
+  (NOTE: This API is deprecated.
+         Use HmacMd5New() / HmacMd5Free() for HMAC-MD5 Context operations.)
+
+  Return zero to indicate this interface is not supported.
+
+  @retval  0   This interface is not supported.
+
+**/
+UINTN
+EFIAPI
+HmacMd5GetContextSize (
+  VOID
+  )
+{
+  ASSERT (FALSE);
+  return 0;
+}
+
+/**
+  Allocates and initializes one HMAC_CTX context for subsequent HMAC-MD5 use.
+
+  Return NULL to indicate this interface is not supported.
+
+  @retval NULL  This interface is not supported.
+
+**/
+VOID *
+EFIAPI
+HmacMd5New (
+  VOID
+  )
+{
+  ASSERT (FALSE);
+  return NULL;
+}
+
+/**
+  Release the specified HMAC_CTX context.
+
+  This function will do nothing.
+
+  @param[in]  HmacMd5Ctx  Pointer to the HMAC_CTX context to be released.
+
+**/
+VOID
+EFIAPI
+HmacMd5Free (
+  IN  VOID  *HmacMd5Ctx
+  )
+{
+  ASSERT (FALSE);
+  return;
+}
+
+/**
+  Initializes user-supplied memory pointed by HmacMd5Context as HMAC-MD5 context for
+  subsequent use.
+
+  Return FALSE to indicate this interface is not supported.
+
+  @param[out]  HmacMd5Context  Pointer to HMAC-MD5 context being initialized.
+  @param[in]   Key             Pointer to the user-supplied key.
+  @param[in]   KeySize         Key size in bytes.
+
+  @retval FALSE  This interface is not supported.
+
+**/
+BOOLEAN
+EFIAPI
+HmacMd5Init (
+  OUT  VOID         *HmacMd5Context,
+  IN   CONST UINT8  *Key,
+  IN   UINTN        KeySize
+  )
+{
+  ASSERT (FALSE);
+  return FALSE;
+}
+
+/**
+  Makes a copy of an existing HMAC-MD5 context.
+
+  Return FALSE to indicate this interface is not supported.
+
+  @param[in]  HmacMd5Context     Pointer to HMAC-MD5 context being copied.
+  @param[out] NewHmacMd5Context  Pointer to new HMAC-MD5 context.
+
+  @retval FALSE  This interface is not supported.
+
+**/
+BOOLEAN
+EFIAPI
+HmacMd5Duplicate (
+  IN   CONST VOID  *HmacMd5Context,
+  OUT  VOID        *NewHmacMd5Context
+  )
+{
+  ASSERT (FALSE);
+  return FALSE;
+}
+
+/**
+  Digests the input data and updates HMAC-MD5 context.
+
+  Return FALSE to indicate this interface is not supported.
+
+  @param[in, out]  HmacMd5Context  Pointer to the HMAC-MD5 context.
+  @param[in]       Data            Pointer to the buffer containing the data to be digested.
+  @param[in]       DataSize        Size of Data buffer in bytes.
+
+  @retval FALSE  This interface is not supported.
+
+**/
+BOOLEAN
+EFIAPI
+HmacMd5Update (
+  IN OUT  VOID        *HmacMd5Context,
+  IN      CONST VOID  *Data,
+  IN      UINTN       DataSize
+  )
+{
+  ASSERT (FALSE);
+  return FALSE;
+}
+
+/**
+  Completes computation of the HMAC-MD5 digest value.
+
+  Return FALSE to indicate this interface is not supported.
+
+  @param[in, out]  HmacMd5Context  Pointer to the HMAC-MD5 context.
+  @param[out]      HmacValue       Pointer to a buffer that receives the HMAC-MD5 digest
+                                   value (16 bytes).
+
+  @retval FALSE  This interface is not supported.
+
+**/
+BOOLEAN
+EFIAPI
+HmacMd5Final (
+  IN OUT  VOID   *HmacMd5Context,
+  OUT     UINT8  *HmacValue
+  )
+{
+  ASSERT (FALSE);
+  return FALSE;
+}