CryptoPkg: Add xxxxHashAll APIs to facilitate the digest computation

[mirror_edk2.git] / CryptoPkg / Library / BaseCryptLib / Hash / CryptMd4.c

diff --git a/CryptoPkg/Library/BaseCryptLib/Hash/CryptMd4.c b/CryptoPkg/Library/BaseCryptLib/Hash/CryptMd4.c
index 633d34379032b5c9ad9537e6d709bf2e4813bb66..d9cc4455a883567fd9008d81291fb5c1fd30d8f8 100644 (file)
--- a/CryptoPkg/Library/BaseCryptLib/Hash/CryptMd4.c
+++ b/CryptoPkg/Library/BaseCryptLib/Hash/CryptMd4.c
@@ -1,7 +1,7 @@
 /** @file\r
   MD4 Digest Wrapper Implementation over OpenSSL.\r
 \r
-Copyright (c) 2010 - 2012, Intel Corporation. All rights reserved.<BR>\r
+Copyright (c) 2010 - 2016, Intel Corporation. All rights reserved.<BR>\r
 This program and the accompanying materials\r
 are licensed and made available under the terms and conditions of the BSD License\r
 which accompanies this distribution.  The full text of the license may be found at\r
@@ -181,3 +181,49 @@ Md4Final (
   //\r
   return (BOOLEAN) (MD4_Final (HashValue, (MD4_CTX *) Md4Context));\r
 }\r
+\r
+/**\r
+  Computes the MD4 message digest of a input data buffer.\r
+\r
+  This function performs the MD4 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 MD4 digest\r
+                           value (16 bytes).\r
+\r
+  @retval TRUE   MD4 digest computation succeeded.\r
+  @retval FALSE  MD4 digest computation failed.\r
+  @retval FALSE  This interface is not supported.\r
+\r
+**/\r
+BOOLEAN\r
+EFIAPI\r
+Md4HashAll (\r
+  IN   CONST VOID  *Data,\r
+  IN   UINTN       DataSize,\r
+  OUT  UINT8       *HashValue\r
+  )\r
+{\r
+  //\r
+  // Check input parameters.\r
+  //\r
+  if (HashValue == NULL) {\r
+    return FALSE;\r
+  }\r
+  if (Data == NULL && DataSize != 0) {\r
+    return FALSE;\r
+  }\r
+\r
+  //\r
+  // OpenSSL MD4 Hash Computation.\r
+  //\r
+  if (MD4 (Data, DataSize, HashValue) == NULL) {\r
+    return FALSE;\r
+  } else {\r
+    return TRUE;\r
+  }\r
+}\r