From b86e8e7e9c4d4191d556a52fbd2c3e614ddb246e Mon Sep 17 00:00:00 2001 From: Peter Jones Date: Mon, 8 Oct 2018 13:31:30 -0400 Subject: Add CryptoPkg/Library/BaseCryptLib/ and CryptoPkg/Library/OpensslLib/ --- CryptoPkg/Library/BaseCryptLib/Hash/CryptMd4.c | 229 +++++++++++++++++++++++++ 1 file changed, 229 insertions(+) create mode 100644 CryptoPkg/Library/BaseCryptLib/Hash/CryptMd4.c (limited to 'CryptoPkg/Library/BaseCryptLib/Hash/CryptMd4.c') diff --git a/CryptoPkg/Library/BaseCryptLib/Hash/CryptMd4.c b/CryptoPkg/Library/BaseCryptLib/Hash/CryptMd4.c new file mode 100644 index 00000000..fb7dd487 --- /dev/null +++ b/CryptoPkg/Library/BaseCryptLib/Hash/CryptMd4.c @@ -0,0 +1,229 @@ +/** @file + MD4 Digest Wrapper Implementation over OpenSSL. + +Copyright (c) 2010 - 2016, Intel Corporation. All rights reserved.
+This program and the accompanying materials +are licensed and made available under the terms and conditions of the BSD License +which accompanies this distribution. The full text of the license may be found at +http://opensource.org/licenses/bsd-license.php + +THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, +WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. + +**/ + +#include "InternalCryptLib.h" +#include + +/** + Retrieves the size, in bytes, of the context buffer required for MD4 hash operations. + + @return The size, in bytes, of the context buffer required for MD4 hash operations. + +**/ +UINTN +EFIAPI +Md4GetContextSize ( + VOID + ) +{ + // + // Retrieves the OpenSSL MD4 Context Size + // + return (UINTN) (sizeof (MD4_CTX)); +} + +/** + Initializes user-supplied memory pointed by Md4Context as MD4 hash context for + subsequent use. + + If Md4Context is NULL, then return FALSE. + + @param[out] Md4Context Pointer to MD4 context being initialized. + + @retval TRUE MD4 context initialization succeeded. + @retval FALSE MD4 context initialization failed. + +**/ +BOOLEAN +EFIAPI +Md4Init ( + OUT VOID *Md4Context + ) +{ + // + // Check input parameters. + // + if (Md4Context == NULL) { + return FALSE; + } + + // + // OpenSSL MD4 Context Initialization + // + return (BOOLEAN) (MD4_Init ((MD4_CTX *) Md4Context)); +} + +/** + Makes a copy of an existing MD4 context. + + If Md4Context is NULL, then return FALSE. + If NewMd4Context is NULL, then return FALSE. + + @param[in] Md4Context Pointer to MD4 context being copied. + @param[out] NewMd4Context Pointer to new MD4 context. + + @retval TRUE MD4 context copy succeeded. + @retval FALSE MD4 context copy failed. + +**/ +BOOLEAN +EFIAPI +Md4Duplicate ( + IN CONST VOID *Md4Context, + OUT VOID *NewMd4Context + ) +{ + // + // Check input parameters. + // + if (Md4Context == NULL || NewMd4Context == NULL) { + return FALSE; + } + + CopyMem (NewMd4Context, Md4Context, sizeof (MD4_CTX)); + + return TRUE; +} + +/** + Digests the input data and updates MD4 context. + + This function performs MD4 digest on a data buffer of the specified size. + It can be called multiple times to compute the digest of long or discontinuous data streams. + MD4 context should be already correctly initialized by Md4Init(), and should not be finalized + by Md4Final(). Behavior with invalid context is undefined. + + If Md4Context is NULL, then return FALSE. + + @param[in, out] Md4Context Pointer to the MD4 context. + @param[in] Data Pointer to the buffer containing the data to be hashed. + @param[in] DataSize Size of Data buffer in bytes. + + @retval TRUE MD4 data digest succeeded. + @retval FALSE MD4 data digest failed. + +**/ +BOOLEAN +EFIAPI +Md4Update ( + IN OUT VOID *Md4Context, + IN CONST VOID *Data, + IN UINTN DataSize + ) +{ + // + // Check input parameters. + // + if (Md4Context == NULL) { + return FALSE; + } + + // + // Check invalid parameters, in case that only DataLength was checked in OpenSSL + // + if (Data == NULL && DataSize != 0) { + return FALSE; + } + + // + // OpenSSL MD4 Hash Update + // + return (BOOLEAN) (MD4_Update ((MD4_CTX *) Md4Context, Data, DataSize)); +} + +/** + Completes computation of the MD4 digest value. + + This function completes MD4 hash computation and retrieves the digest value into + the specified memory. After this function has been called, the MD4 context cannot + be used again. + MD4 context should be already correctly initialized by Md4Init(), and should not be + finalized by Md4Final(). Behavior with invalid MD4 context is undefined. + + If Md4Context is NULL, then return FALSE. + If HashValue is NULL, then return FALSE. + + @param[in, out] Md4Context Pointer to the MD4 context. + @param[out] HashValue Pointer to a buffer that receives the MD4 digest + value (16 bytes). + + @retval TRUE MD4 digest computation succeeded. + @retval FALSE MD4 digest computation failed. + +**/ +BOOLEAN +EFIAPI +Md4Final ( + IN OUT VOID *Md4Context, + OUT UINT8 *HashValue + ) +{ + // + // Check input parameters. + // + if (Md4Context == NULL || HashValue == NULL) { + return FALSE; + } + + // + // OpenSSL MD4 Hash Finalization + // + return (BOOLEAN) (MD4_Final (HashValue, (MD4_CTX *) Md4Context)); +} + +/** + Computes the MD4 message digest of a input data buffer. + + This function performs the MD4 message digest of a given data buffer, and places + the digest value into the specified memory. + + If this interface is not supported, then return FALSE. + + @param[in] Data Pointer to the buffer containing the data to be hashed. + @param[in] DataSize Size of Data buffer in bytes. + @param[out] HashValue Pointer to a buffer that receives the MD4 digest + value (16 bytes). + + @retval TRUE MD4 digest computation succeeded. + @retval FALSE MD4 digest computation failed. + @retval FALSE This interface is not supported. + +**/ +BOOLEAN +EFIAPI +Md4HashAll ( + IN CONST VOID *Data, + IN UINTN DataSize, + OUT UINT8 *HashValue + ) +{ + // + // Check input parameters. + // + if (HashValue == NULL) { + return FALSE; + } + if (Data == NULL && DataSize != 0) { + return FALSE; + } + + // + // OpenSSL MD4 Hash Computation. + // + if (MD4 (Data, DataSize, HashValue) == NULL) { + return FALSE; + } else { + return TRUE; + } +} -- cgit v1.2.3