diff options
Diffstat (limited to 'CryptoPkg/Library/BaseCryptLibMbedTls/Hash/CryptMd5.c')
| -rw-r--r-- | CryptoPkg/Library/BaseCryptLibMbedTls/Hash/CryptMd5.c | 226 |
1 files changed, 226 insertions, 0 deletions
diff --git a/CryptoPkg/Library/BaseCryptLibMbedTls/Hash/CryptMd5.c b/CryptoPkg/Library/BaseCryptLibMbedTls/Hash/CryptMd5.c new file mode 100644 index 0000000000..35978291ca --- /dev/null +++ b/CryptoPkg/Library/BaseCryptLibMbedTls/Hash/CryptMd5.c @@ -0,0 +1,226 @@ +/** @file
+ MD5 Digest Wrapper Implementation over MbedTLS.
+
+Copyright (c) 2023, Intel Corporation. All rights reserved.<BR>
+SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+#include "InternalCryptLib.h"
+#include <mbedtls/md5.h>
+#include <mbedtls/compat-2.x.h>
+
+#ifdef ENABLE_MD5_DEPRECATED_INTERFACES
+
+/**
+ Retrieves the size, in bytes, of the context buffer required for MD5 hash operations.
+
+ @return The size, in bytes, of the context buffer required for MD5 hash operations.
+
+**/
+UINTN
+EFIAPI
+Md5GetContextSize (
+ VOID
+ )
+{
+ //
+ // Retrieves the MD5 Context Size
+ //
+ return (UINTN)(sizeof (mbedtls_md5_context));
+}
+
+/**
+ Initializes user-supplied memory pointed by Md5Context as MD5 hash context for
+ subsequent use.
+
+ If Md5Context is NULL, then return FALSE.
+
+ @param[out] Md5Context Pointer to MD5 context being initialized.
+
+ @retval TRUE MD5 context initialization succeeded.
+ @retval FALSE MD5 context initialization failed.
+
+**/
+BOOLEAN
+EFIAPI
+Md5Init (
+ OUT VOID *Md5Context
+ )
+{
+ INT32 Ret;
+
+ if (Md5Context == NULL) {
+ return FALSE;
+ }
+
+ mbedtls_md5_init (Md5Context);
+
+ Ret = mbedtls_md5_starts_ret (Md5Context);
+ if (Ret != 0) {
+ return FALSE;
+ }
+
+ return TRUE;
+}
+
+/**
+ Makes a copy of an existing MD5 context.
+
+ If Md5Context is NULL, then return FALSE.
+ If NewMd5Context is NULL, then return FALSE.
+
+ @param[in] Md5Context Pointer to MD5 context being copied.
+ @param[out] NewMd5Context Pointer to new MD5 context.
+
+ @retval TRUE MD5 context copy succeeded.
+ @retval FALSE MD5 context copy failed.
+
+**/
+BOOLEAN
+EFIAPI
+Md5Duplicate (
+ IN CONST VOID *Md5Context,
+ OUT VOID *NewMd5Context
+ )
+{
+ if ((Md5Context == NULL) || (NewMd5Context == NULL)) {
+ return FALSE;
+ }
+
+ mbedtls_md5_clone (NewMd5Context, Md5Context);
+
+ return TRUE;
+}
+
+/**
+ Digests the input data and updates MD5 context.
+
+ This function performs MD5 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.
+ MD5 context should be already correctly initialized by Md5Init(), and should not be finalized
+ by Md5Final(). Behavior with invalid context is undefined.
+
+ If Md5Context is NULL, then return FALSE.
+
+ @param[in, out] Md5Context Pointer to the MD5 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 MD5 data digest succeeded.
+ @retval FALSE MD5 data digest failed.
+
+**/
+BOOLEAN
+EFIAPI
+Md5Update (
+ IN OUT VOID *Md5Context,
+ IN CONST VOID *Data,
+ IN UINTN DataSize
+ )
+{
+ INT32 Ret;
+
+ if (Md5Context == NULL) {
+ return FALSE;
+ }
+
+ if ((Data == NULL) && (DataSize != 0)) {
+ return FALSE;
+ }
+
+ Ret = mbedtls_md5_update_ret (Md5Context, Data, DataSize);
+ if (Ret != 0) {
+ return FALSE;
+ }
+
+ return TRUE;
+}
+
+/**
+ Completes computation of the MD5 digest value.
+
+ This function completes MD5 hash computation and retrieves the digest value into
+ the specified memory. After this function has been called, the MD5 context cannot
+ be used again.
+ MD5 context should be already correctly initialized by Md5Init(), and should not be
+ finalized by Md5Final(). Behavior with invalid MD5 context is undefined.
+
+ If Md5Context is NULL, then return FALSE.
+ If HashValue is NULL, then return FALSE.
+
+ @param[in, out] Md5Context Pointer to the MD5 context.
+ @param[out] HashValue Pointer to a buffer that receives the MD5 digest
+ value (16 bytes).
+
+ @retval TRUE MD5 digest computation succeeded.
+ @retval FALSE MD5 digest computation failed.
+
+**/
+BOOLEAN
+EFIAPI
+Md5Final (
+ IN OUT VOID *Md5Context,
+ OUT UINT8 *HashValue
+ )
+{
+ INT32 Ret;
+
+ if ((Md5Context == NULL) || (HashValue == NULL)) {
+ return FALSE;
+ }
+
+ Ret = mbedtls_md5_finish_ret (Md5Context, HashValue);
+ mbedtls_md5_free (Md5Context);
+ if (Ret != 0) {
+ return FALSE;
+ }
+
+ return TRUE;
+}
+
+/**
+ Computes the MD5 message digest of a input data buffer.
+
+ This function performs the MD5 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 MD5 digest
+ value (16 bytes).
+
+ @retval TRUE MD5 digest computation succeeded.
+ @retval FALSE MD5 digest computation failed.
+ @retval FALSE This interface is not supported.
+
+**/
+BOOLEAN
+EFIAPI
+Md5HashAll (
+ 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_md5_ret (Data, DataSize, HashValue);
+ if (Ret != 0) {
+ return FALSE;
+ }
+
+ return TRUE;
+}
+
+#endif
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