lib: Add hc32f460 definitions

Signed-off-by: Steven Gotthardt <[email protected]>

lib/README

@@ -152,3 +152,7 @@ used to upload firmware to devices flashed with the CanBoot bootloader.
 The can2040 directory contains code from:
   https://github.com/KevinOConnor/can2040
 revision 177b0073fe6f19281ee7f7fdbe9599e32d1b4b8b.
+
+The Huada HC32F460 directory contains code from:
+  https://www.hdsc.com.cn/Category83-1490
+version 2.2 DDL minus example directory, empty/extra files

lib/hc32f460/driver/inc/hc32f460_aes.h

@@ -0,0 +1,76 @@
+/*******************************************************************************
+ * Copyright (C) 2020, Huada Semiconductor Co., Ltd. All rights reserved.
+ *
+ * This software component is licensed by HDSC under BSD 3-Clause license
+ * (the "License"); You may not use this file except in compliance with the
+ * License. You may obtain a copy of the License at:
+ *                    opensource.org/licenses/BSD-3-Clause
+ */
+/******************************************************************************/
+/** \file hc32f460_aes.h
+ **
+ ** A detailed description is available at
+ ** @link AesGroup Aes description @endlink
+ **
+ **   - 2018-10-20  CDT First version for Device Driver Library of Aes.
+ **
+ ******************************************************************************/
+#ifndef __HC32F460_AES_H__
+#define __HC32F460_AES_H__
+
+/*******************************************************************************
+ * Include files
+ ******************************************************************************/
+#include "hc32_common.h"
+
+/* C binding of definitions if building with C++ compiler */
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+/**
+ *******************************************************************************
+ ** \defgroup AesGroup Advanced Encryption Standard(AES)
+ **
+ ******************************************************************************/
+//@{
+
+/*******************************************************************************
+ * Global type definitions ('typedef')
+ ******************************************************************************/
+
+/*******************************************************************************
+ * Global pre-processor symbols/macros ('#define')
+ ******************************************************************************/
+ /* AES key length in bytes is 16. */
+#define AES_KEYLEN                          ((uint8_t)16)
+
+/*******************************************************************************
+ * Global variable definitions ('extern')
+ ******************************************************************************/
+
+/*******************************************************************************
+ * Global function prototypes (definition in C source)
+ ******************************************************************************/
+en_result_t AES_Encrypt(const uint8_t *pu8Plaintext,
+                        uint32_t u32PlaintextSize,
+                        const uint8_t *pu8Key,
+                        uint8_t *pu8Ciphertext);
+
+en_result_t AES_Decrypt(const uint8_t *pu8Ciphertext,
+                        uint32_t u32CiphertextSize,
+                        const uint8_t *pu8Key,
+                        uint8_t *pu8Plaintext);
+
+//@} // AesGroup
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __HC32F460_AES_H__ */
+
+/*******************************************************************************
+ * EOF (not truncated)
+ ******************************************************************************/