diff options
Diffstat (limited to 'CryptoPkg/Library/BaseCryptLib/Hash/CryptSha512.c')
| -rw-r--r-- | CryptoPkg/Library/BaseCryptLib/Hash/CryptSha512.c | 354 |
1 files changed, 354 insertions, 0 deletions
diff --git a/CryptoPkg/Library/BaseCryptLib/Hash/CryptSha512.c b/CryptoPkg/Library/BaseCryptLib/Hash/CryptSha512.c new file mode 100644 index 0000000000..491f45dce6 --- /dev/null +++ b/CryptoPkg/Library/BaseCryptLib/Hash/CryptSha512.c @@ -0,0 +1,354 @@ +/** @file
+ SHA-384 and SHA-512 Digest Wrapper Implementations over OpenSSL.
+
+Copyright (c) 2014, Intel Corporation. All rights reserved.<BR>
+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 <openssl/sha.h>
+
+/**
+ Retrieves the size, in bytes, of the context buffer required for SHA-384 hash operations.
+
+ @return The size, in bytes, of the context buffer required for SHA-384 hash operations.
+
+**/
+UINTN
+EFIAPI
+Sha384GetContextSize (
+ VOID
+ )
+{
+ //
+ // Retrieves OpenSSL SHA-384 Context Size
+ //
+ return (UINTN) (sizeof (SHA512_CTX));
+}
+
+/**
+ Initializes user-supplied memory pointed by Sha384Context as SHA-384 hash context for
+ subsequent use.
+
+ If Sha384Context is NULL, then return FALSE.
+
+ @param[out] Sha384Context Pointer to SHA-384 context being initialized.
+
+ @retval TRUE SHA-384 context initialization succeeded.
+ @retval FALSE SHA-384 context initialization failed.
+
+**/
+BOOLEAN
+EFIAPI
+Sha384Init (
+ OUT VOID *Sha384Context
+ )
+{
+ //
+ // Check input parameters.
+ //
+ if (Sha384Context == NULL) {
+ return FALSE;
+ }
+
+ //
+ // OpenSSL SHA-384 Context Initialization
+ //
+ return (BOOLEAN) (SHA384_Init ((SHA512_CTX *) Sha384Context));
+}
+
+/**
+ Makes a copy of an existing SHA-384 context.
+
+ If Sha384Context is NULL, then return FALSE.
+ If NewSha384Context is NULL, then return FALSE.
+ If this interface is not supported, then return FALSE.
+
+ @param[in] Sha384Context Pointer to SHA-384 context being copied.
+ @param[out] NewSha384Context Pointer to new SHA-384 context.
+
+ @retval TRUE SHA-384 context copy succeeded.
+ @retval FALSE SHA-384 context copy failed.
+ @retval FALSE This interface is not supported.
+
+**/
+BOOLEAN
+EFIAPI
+Sha384Duplicate (
+ IN CONST VOID *Sha384Context,
+ OUT VOID *NewSha384Context
+ )
+{
+ //
+ // Check input parameters.
+ //
+ if (Sha384Context == NULL || NewSha384Context == NULL) {
+ return FALSE;
+ }
+
+ CopyMem (NewSha384Context, Sha384Context, sizeof (SHA512_CTX));
+
+ return TRUE;
+}
+
+/**
+ Digests the input data and updates SHA-384 context.
+
+ This function performs SHA-384 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.
+ SHA-384 context should be already correctly intialized by Sha384Init(), and should not be finalized
+ by Sha384Final(). Behavior with invalid context is undefined.
+
+ If Sha384Context is NULL, then return FALSE.
+
+ @param[in, out] Sha384Context Pointer to the SHA-384 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 SHA-384 data digest succeeded.
+ @retval FALSE SHA-384 data digest failed.
+
+**/
+BOOLEAN
+EFIAPI
+Sha384Update (
+ IN OUT VOID *Sha384Context,
+ IN CONST VOID *Data,
+ IN UINTN DataSize
+ )
+{
+ //
+ // Check input parameters.
+ //
+ if (Sha384Context == NULL) {
+ return FALSE;
+ }
+
+ //
+ // Check invalid parameters, in case that only DataLength was checked in OpenSSL
+ //
+ if (Data == NULL && DataSize != 0) {
+ return FALSE;
+ }
+
+ //
+ // OpenSSL SHA-384 Hash Update
+ //
+ return (BOOLEAN) (SHA384_Update ((SHA512_CTX *) Sha384Context, Data, DataSize));
+}
+
+/**
+ Completes computation of the SHA-384 digest value.
+
+ This function completes SHA-384 hash computation and retrieves the digest value into
+ the specified memory. After this function has been called, the SHA-384 context cannot
+ be used again.
+ SHA-384 context should be already correctly intialized by Sha384Init(), and should not be
+ finalized by Sha384Final(). Behavior with invalid SHA-384 context is undefined.
+
+ If Sha384Context is NULL, then return FALSE.
+ If HashValue is NULL, then return FALSE.
+
+ @param[in, out] Sha384Context Pointer to the SHA-384 context.
+ @param[out] HashValue Pointer to a buffer that receives the SHA-384 digest
+ value (48 bytes).
+
+ @retval TRUE SHA-384 digest computation succeeded.
+ @retval FALSE SHA-384 digest computation failed.
+
+**/
+BOOLEAN
+EFIAPI
+Sha384Final (
+ IN OUT VOID *Sha384Context,
+ OUT UINT8 *HashValue
+ )
+{
+ //
+ // Check input parameters.
+ //
+ if (Sha384Context == NULL || HashValue == NULL) {
+ return FALSE;
+ }
+
+ //
+ // OpenSSL SHA-384 Hash Finalization
+ //
+ return (BOOLEAN) (SHA384_Final (HashValue, (SHA512_CTX *) Sha384Context));
+}
+
+/**
+ Retrieves the size, in bytes, of the context buffer required for SHA-512 hash operations.
+
+ @return The size, in bytes, of the context buffer required for SHA-512 hash operations.
+
+**/
+UINTN
+EFIAPI
+Sha512GetContextSize (
+ VOID
+ )
+{
+ //
+ // Retrieves OpenSSL SHA-512 Context Size
+ //
+ return (UINTN) (sizeof (SHA512_CTX));
+}
+
+/**
+ Initializes user-supplied memory pointed by Sha512Context as SHA-512 hash context for
+ subsequent use.
+
+ If Sha512Context is NULL, then return FALSE.
+
+ @param[out] Sha512Context Pointer to SHA-512 context being initialized.
+
+ @retval TRUE SHA-512 context initialization succeeded.
+ @retval FALSE SHA-512 context initialization failed.
+
+**/
+BOOLEAN
+EFIAPI
+Sha512Init (
+ OUT VOID *Sha512Context
+ )
+{
+ //
+ // Check input parameters.
+ //
+ if (Sha512Context == NULL) {
+ return FALSE;
+ }
+
+ //
+ // OpenSSL SHA-512 Context Initialization
+ //
+ return (BOOLEAN) (SHA512_Init ((SHA512_CTX *) Sha512Context));
+}
+
+/**
+ Makes a copy of an existing SHA-512 context.
+
+ If Sha512Context is NULL, then return FALSE.
+ If NewSha512Context is NULL, then return FALSE.
+ If this interface is not supported, then return FALSE.
+
+ @param[in] Sha512Context Pointer to SHA-512 context being copied.
+ @param[out] NewSha512Context Pointer to new SHA-512 context.
+
+ @retval TRUE SHA-512 context copy succeeded.
+ @retval FALSE SHA-512 context copy failed.
+ @retval FALSE This interface is not supported.
+
+**/
+BOOLEAN
+EFIAPI
+Sha512Duplicate (
+ IN CONST VOID *Sha512Context,
+ OUT VOID *NewSha512Context
+ )
+{
+ //
+ // Check input parameters.
+ //
+ if (Sha512Context == NULL || NewSha512Context == NULL) {
+ return FALSE;
+ }
+
+ CopyMem (NewSha512Context, Sha512Context, sizeof (SHA512_CTX));
+
+ return TRUE;
+}
+
+/**
+ Digests the input data and updates SHA-512 context.
+
+ This function performs SHA-512 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.
+ SHA-512 context should be already correctly intialized by Sha512Init(), and should not be finalized
+ by Sha512Final(). Behavior with invalid context is undefined.
+
+ If Sha512Context is NULL, then return FALSE.
+
+ @param[in, out] Sha512Context Pointer to the SHA-512 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 SHA-512 data digest succeeded.
+ @retval FALSE SHA-512 data digest failed.
+
+**/
+BOOLEAN
+EFIAPI
+Sha512Update (
+ IN OUT VOID *Sha512Context,
+ IN CONST VOID *Data,
+ IN UINTN DataSize
+ )
+{
+ //
+ // Check input parameters.
+ //
+ if (Sha512Context == NULL) {
+ return FALSE;
+ }
+
+ //
+ // Check invalid parameters, in case that only DataLength was checked in OpenSSL
+ //
+ if (Data == NULL && DataSize != 0) {
+ return FALSE;
+ }
+
+ //
+ // OpenSSL SHA-512 Hash Update
+ //
+ return (BOOLEAN) (SHA512_Update ((SHA512_CTX *) Sha512Context, Data, DataSize));
+}
+
+/**
+ Completes computation of the SHA-512 digest value.
+
+ This function completes SHA-512 hash computation and retrieves the digest value into
+ the specified memory. After this function has been called, the SHA-512 context cannot
+ be used again.
+ SHA-512 context should be already correctly intialized by Sha512Init(), and should not be
+ finalized by Sha512Final(). Behavior with invalid SHA-512 context is undefined.
+
+ If Sha512Context is NULL, then return FALSE.
+ If HashValue is NULL, then return FALSE.
+
+ @param[in, out] Sha512Context Pointer to the SHA-512 context.
+ @param[out] HashValue Pointer to a buffer that receives the SHA-512 digest
+ value (64 bytes).
+
+ @retval TRUE SHA-512 digest computation succeeded.
+ @retval FALSE SHA-512 digest computation failed.
+
+**/
+BOOLEAN
+EFIAPI
+Sha512Final (
+ IN OUT VOID *Sha512Context,
+ OUT UINT8 *HashValue
+ )
+{
+ //
+ // Check input parameters.
+ //
+ if (Sha512Context == NULL || HashValue == NULL) {
+ return FALSE;
+ }
+
+ //
+ // OpenSSL SHA-512 Hash Finalization
+ //
+ return (BOOLEAN) (SHA384_Final (HashValue, (SHA512_CTX *) Sha512Context));
+}
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