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/** @file
SHA-384 and SHA-512 Digest Wrapper Implementations over MbedTLS.
Copyright (c) 2023, Intel Corporation. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#include "InternalCryptLib.h"
#include <mbedtls/sha512.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
)
{
return (UINTN)(sizeof (mbedtls_sha512_context));
}
/**
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
)
{
INT32 Ret;
if (Sha384Context == NULL) {
return FALSE;
}
mbedtls_sha512_init (Sha384Context);
Ret = mbedtls_sha512_starts (Sha384Context, TRUE);
if (Ret != 0) {
return FALSE;
}
return TRUE;
}
/**
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
)
{
if ((Sha384Context == NULL) || (NewSha384Context == NULL)) {
return FALSE;
}
mbedtls_sha512_clone (NewSha384Context, Sha384Context);
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 initialized 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
)
{
INT32 Ret;
if (Sha384Context == NULL) {
return FALSE;
}
if ((Data == NULL) && (DataSize != 0)) {
return FALSE;
}
Ret = mbedtls_sha512_update (Sha384Context, Data, DataSize);
if (Ret != 0) {
return FALSE;
}
return TRUE;
}
/**
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 initialized 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
)
{
INT32 Ret;
if ((Sha384Context == NULL) || (HashValue == NULL)) {
return FALSE;
}
Ret = mbedtls_sha512_finish (Sha384Context, HashValue);
mbedtls_sha512_free (Sha384Context);
if (Ret != 0) {
return FALSE;
}
return TRUE;
}
/**
Computes the SHA-384 message digest of a input data buffer.
This function performs the SHA-384 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 SHA-384 digest
value (48 bytes).
@retval TRUE SHA-384 digest computation succeeded.
@retval FALSE SHA-384 digest computation failed.
@retval FALSE This interface is not supported.
**/
BOOLEAN
EFIAPI
Sha384HashAll (
IN CONST VOID *Data,
IN UINTN DataSize,
OUT UINT8 *HashValue
)
{
INT32 Ret;
if (HashValue == NULL) {
return FALSE;
}
if ((Data == NULL) && (DataSize != 0)) {
return FALSE;
}
Ret = mbedtls_sha512 (Data, DataSize, HashValue, TRUE);
if (Ret != 0) {
return FALSE;
}
return TRUE;
}
/**
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
)
{
return (UINTN)(sizeof (mbedtls_sha512_context));
}
/**
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
)
{
INT32 Ret;
if (Sha512Context == NULL) {
return FALSE;
}
mbedtls_sha512_init (Sha512Context);
Ret = mbedtls_sha512_starts (Sha512Context, FALSE);
if (Ret != 0) {
return FALSE;
}
return TRUE;
}
/**
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
)
{
if ((Sha512Context == NULL) || (NewSha512Context == NULL)) {
return FALSE;
}
mbedtls_sha512_clone (NewSha512Context, Sha512Context);
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 initialized 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
)
{
INT32 Ret;
if (Sha512Context == NULL) {
return FALSE;
}
if ((Data == NULL) && (DataSize != 0)) {
return FALSE;
}
Ret = mbedtls_sha512_update (Sha512Context, Data, DataSize);
if (Ret != 0) {
return FALSE;
}
return TRUE;
}
/**
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 initialized 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
)
{
INT32 Ret;
if ((Sha512Context == NULL) || (HashValue == NULL)) {
return FALSE;
}
Ret = mbedtls_sha512_finish (Sha512Context, HashValue);
mbedtls_sha512_free (Sha512Context);
if (Ret != 0) {
return FALSE;
}
return TRUE;
}
/**
Computes the SHA-512 message digest of a input data buffer.
This function performs the SHA-512 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 SHA-512 digest
value (64 bytes).
@retval TRUE SHA-512 digest computation succeeded.
@retval FALSE SHA-512 digest computation failed.
@retval FALSE This interface is not supported.
**/
BOOLEAN
EFIAPI
Sha512HashAll (
IN CONST VOID *Data,
IN UINTN DataSize,
OUT UINT8 *HashValue
)
{
INT32 Ret;
if (HashValue == NULL) {
return FALSE;
}
if ((Data == NULL) && (DataSize != 0)) {
return FALSE;
}
Ret = mbedtls_sha512 (Data, DataSize, HashValue, FALSE);
if (Ret != 0) {
return FALSE;
}
return TRUE;
}
|
