mirror of
https://github.com/espruino/Espruino.git
synced 2025-12-08 19:06:15 +00:00
1335 lines
58 KiB
C
1335 lines
58 KiB
C
/***************************************************************************//**
|
|
* @file em_crypto.h
|
|
* @brief Cryptography accelerator peripheral API
|
|
* @version 4.2.1
|
|
*******************************************************************************
|
|
* @section License
|
|
* <b>(C) Copyright 2015 Silicon Labs, http://www.silabs.com</b>
|
|
*******************************************************************************
|
|
*
|
|
* Permission is granted to anyone to use this software for any purpose,
|
|
* including commercial applications, and to alter it and redistribute it
|
|
* freely, subject to the following restrictions:
|
|
*
|
|
* 1. The origin of this software must not be misrepresented; you must not
|
|
* claim that you wrote the original software.
|
|
* 2. Altered source versions must be plainly marked as such, and must not be
|
|
* misrepresented as being the original software.
|
|
* 3. This notice may not be removed or altered from any source distribution.
|
|
*
|
|
* DISCLAIMER OF WARRANTY/LIMITATION OF REMEDIES: Silicon Labs has no
|
|
* obligation to support this Software. Silicon Labs is providing the
|
|
* Software "AS IS", with no express or implied warranties of any kind,
|
|
* including, but not limited to, any implied warranties of merchantability
|
|
* or fitness for any particular purpose or warranties against infringement
|
|
* of any proprietary rights of a third party.
|
|
*
|
|
* Silicon Labs will not be liable for any consequential, incidental, or
|
|
* special damages, or any other relief, or for any claim by any third party,
|
|
* arising from your use of this Software.
|
|
*
|
|
******************************************************************************/
|
|
#ifndef __SILICON_LABS_EM_CRYPTO_H__
|
|
#define __SILICON_LABS_EM_CRYPTO_H__
|
|
|
|
#include "em_device.h"
|
|
|
|
#if defined(CRYPTO_COUNT) && (CRYPTO_COUNT > 0)
|
|
|
|
#include "em_bus.h"
|
|
#include <stdbool.h>
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
/***************************************************************************//**
|
|
* @addtogroup EM_Library
|
|
* @{
|
|
******************************************************************************/
|
|
|
|
/***************************************************************************//**
|
|
* @addtogroup CRYPTO
|
|
* @{
|
|
******************************************************************************/
|
|
|
|
/*******************************************************************************
|
|
****************************** DEFINES ***********************************
|
|
******************************************************************************/
|
|
|
|
/** @cond DO_NOT_INCLUDE_WITH_DOXYGEN */
|
|
/** Data sizes used by CRYPTO operations. */
|
|
#define CRYPTO_DATA_SIZE_IN_BITS (128)
|
|
#define CRYPTO_DATA_SIZE_IN_BYTES (CRYPTO_DATA_SIZE_IN_BITS/8)
|
|
#define CRYPTO_DATA_SIZE_IN_32BIT_WORDS (CRYPTO_DATA_SIZE_IN_BYTES/sizeof(uint32_t))
|
|
|
|
#define CRYPTO_KEYBUF_SIZE_IN_BITS (256)
|
|
#define CRYPTO_KEYBUF_SIZE_IN_BYTES (CRYPTO_DDATA_SIZE_IN_BITS/8)
|
|
#define CRYPTO_KEYBUF_SIZE_IN_32BIT_WORDS (CRYPTO_DDATA_SIZE_IN_BYTES/sizeof(uint32_t))
|
|
|
|
#define CRYPTO_DDATA_SIZE_IN_BITS (256)
|
|
#define CRYPTO_DDATA_SIZE_IN_BYTES (CRYPTO_DDATA_SIZE_IN_BITS/8)
|
|
#define CRYPTO_DDATA_SIZE_IN_32BIT_WORDS (CRYPTO_DDATA_SIZE_IN_BYTES/sizeof(uint32_t))
|
|
|
|
#define CRYPTO_QDATA_SIZE_IN_BITS (512)
|
|
#define CRYPTO_QDATA_SIZE_IN_BYTES (CRYPTO_QDATA_SIZE_IN_BITS/8)
|
|
#define CRYPTO_QDATA_SIZE_IN_32BIT_WORDS (CRYPTO_QDATA_SIZE_IN_BYTES/sizeof(uint32_t))
|
|
|
|
#define CRYPTO_DATA260_SIZE_IN_32BIT_WORDS (9)
|
|
|
|
/** SHA-1 digest sizes */
|
|
#define CRYPTO_SHA1_DIGEST_SIZE_IN_BITS (160)
|
|
#define CRYPTO_SHA1_DIGEST_SIZE_IN_BYTES (CRYPTO_SHA1_DIGEST_SIZE_IN_BITS/8)
|
|
|
|
/** SHA-256 digest sizes */
|
|
#define CRYPTO_SHA256_DIGEST_SIZE_IN_BITS (256)
|
|
#define CRYPTO_SHA256_DIGEST_SIZE_IN_BYTES (CRYPTO_SHA256_DIGEST_SIZE_IN_BITS/8)
|
|
|
|
/**
|
|
* Read and write all 260 bits of DDATA0 when in 260 bit mode.
|
|
*/
|
|
#define CRYPTO_DDATA0_260_BITS_READ(bigint260) CRYPTO_DData0Read260(bigint260)
|
|
#define CRYPTO_DDATA0_260_BITS_WRITE(bigint260) CRYPTO_DData0Write260(bigint260)
|
|
/** @endcond */
|
|
|
|
/** @cond DO_NOT_INCLUDE_WITH_DOXYGEN */
|
|
/**
|
|
* Instruction sequence load macros CRYPTO_SEQ_LOAD_X (where X is in the range
|
|
* 1-20). E.g. @ref CRYPTO_SEQ_LOAD_20.
|
|
* Use these macros in order for faster execution than the function API.
|
|
*/
|
|
#define CRYPTO_SEQ_LOAD_1(a1) { \
|
|
CRYPTO->SEQ0 = a1 | (CRYPTO_CMD_INSTR_END<<8);}
|
|
#define CRYPTO_SEQ_LOAD_2(a1, a2) { \
|
|
CRYPTO->SEQ0 = a1 | (a2<<8) | (CRYPTO_CMD_INSTR_END<<16);}
|
|
#define CRYPTO_SEQ_LOAD_3(a1, a2, a3) { \
|
|
CRYPTO->SEQ0 = a1 | (a2<<8) | (a3<<16) | (CRYPTO_CMD_INSTR_END<<24);}
|
|
#define CRYPTO_SEQ_LOAD_4(a1, a2, a3, a4) { \
|
|
CRYPTO->SEQ0 = a1 | (a2<<8) | (a3<<16) | (a4<<24); \
|
|
CRYPTO->SEQ1 = CRYPTO_CMD_INSTR_END;}
|
|
#define CRYPTO_SEQ_LOAD_5(a1, a2, a3, a4, a5) { \
|
|
CRYPTO->SEQ0 = a1 | (a2<<8) | (a3<<16) | (a4<<24); \
|
|
CRYPTO->SEQ1 = a5 | (CRYPTO_CMD_INSTR_END<<8);}
|
|
#define CRYPTO_SEQ_LOAD_6(a1, a2, a3, a4, a5, a6) { \
|
|
CRYPTO->SEQ0 = a1 | (a2<<8) | (a3<<16) | (a4<<24); \
|
|
CRYPTO->SEQ1 = a5 | (a6<<8) | (CRYPTO_CMD_INSTR_END<<16);}
|
|
#define CRYPTO_SEQ_LOAD_7(a1, a2, a3, a4, a5, a6, a7) { \
|
|
CRYPTO->SEQ0 = a1 | (a2<<8) | (a3<<16) | (a4<<24); \
|
|
CRYPTO->SEQ1 = a5 | (a6<<8) | (a7<<16) | (CRYPTO_CMD_INSTR_END<<24);}
|
|
#define CRYPTO_SEQ_LOAD_8(a1, a2, a3, a4, a5, a6, a7, a8) { \
|
|
CRYPTO->SEQ0 = a1 | (a2<<8) | (a3<<16) | (a4<<24); \
|
|
CRYPTO->SEQ1 = a5 | (a6<<8) | (a7<<16) | (a8<<24); \
|
|
CRYPTO->SEQ2 = CRYPTO_CMD_INSTR_END;}
|
|
#define CRYPTO_SEQ_LOAD_9(a1, a2, a3, a4, a5, a6, a7, a8, a9) { \
|
|
CRYPTO->SEQ0 = a1 | (a2<<8) | (a3<<16) | (a4<<24); \
|
|
CRYPTO->SEQ1 = a5 | (a6<<8) | (a7<<16) | (a8<<24); \
|
|
CRYPTO->SEQ2 = a9 | (CRYPTO_CMD_INSTR_END<<8);}
|
|
#define CRYPTO_SEQ_LOAD_10(a1, a2, a3, a4, a5, a6, a7, a8, a9, a10) { \
|
|
CRYPTO->SEQ0 = a1 | (a2<<8) | (a3<<16) | (a4<<24); \
|
|
CRYPTO->SEQ1 = a5 | (a6<<8) | (a7<<16) | (a8<<24); \
|
|
CRYPTO->SEQ2 = a9 | (a10<<8) | (CRYPTO_CMD_INSTR_END<<16);}
|
|
#define CRYPTO_SEQ_LOAD_11(a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, a11) { \
|
|
CRYPTO->SEQ0 = a1 | (a2<<8) | (a3<<16) | (a4<<24); \
|
|
CRYPTO->SEQ1 = a5 | (a6<<8) | (a7<<16) | (a8<<24); \
|
|
CRYPTO->SEQ2 = a9 | (a10<<8) | (a11<<16) | (CRYPTO_CMD_INSTR_END<<24);}
|
|
#define CRYPTO_SEQ_LOAD_12(a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, a11, a12) { \
|
|
CRYPTO->SEQ0 = a1 | (a2<<8) | (a3<<16) | (a4<<24); \
|
|
CRYPTO->SEQ1 = a5 | (a6<<8) | (a7<<16) | (a8<<24); \
|
|
CRYPTO->SEQ2 = a9 | (a10<<8) | (a11<<16) | (a12<<24); \
|
|
CRYPTO->SEQ3 = CRYPTO_CMD_INSTR_END;}
|
|
#define CRYPTO_SEQ_LOAD_13(a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, a11, a12, a13) { \
|
|
CRYPTO->SEQ0 = a1 | (a2<<8) | (a3<<16) | (a4<<24); \
|
|
CRYPTO->SEQ1 = a5 | (a6<<8) | (a7<<16) | (a8<<24); \
|
|
CRYPTO->SEQ2 = a9 | (a10<<8) | (a11<<16) | (a12<<24); \
|
|
CRYPTO->SEQ3 = a13 | (CRYPTO_CMD_INSTR_END<<8);}
|
|
#define CRYPTO_SEQ_LOAD_14(a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, a11, a12, a13, a14) { \
|
|
CRYPTO->SEQ0 = a1 | (a2<<8) | (a3<<16) | (a4<<24); \
|
|
CRYPTO->SEQ1 = a5 | (a6<<8) | (a7<<16) | (a8<<24); \
|
|
CRYPTO->SEQ2 = a9 | (a10<<8) | (a11<<16) | (a12<<24); \
|
|
CRYPTO->SEQ3 = a13 | (a14<<8) | (CRYPTO_CMD_INSTR_END<<16);}
|
|
#define CRYPTO_SEQ_LOAD_15(a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, a11, a12, a13, a14, a15) { \
|
|
CRYPTO->SEQ0 = a1 | (a2<<8) | (a3<<16) | (a4<<24); \
|
|
CRYPTO->SEQ1 = a5 | (a6<<8) | (a7<<16) | (a8<<24); \
|
|
CRYPTO->SEQ2 = a9 | (a10<<8) | (a11<<16) | (a12<<24); \
|
|
CRYPTO->SEQ3 = a13 | (a14<<8) | (a15<<16) | (CRYPTO_CMD_INSTR_END<<24);}
|
|
#define CRYPTO_SEQ_LOAD_16(a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, a11, a12, a13, a14, a15, a16) { \
|
|
CRYPTO->SEQ0 = a1 | (a2<<8) | (a3<<16) | (a4<<24); \
|
|
CRYPTO->SEQ1 = a5 | (a6<<8) | (a7<<16) | (a8<<24); \
|
|
CRYPTO->SEQ2 = a9 | (a10<<8) | (a11<<16) | (a12<<24); \
|
|
CRYPTO->SEQ3 = a13 | (a14<<8) | (a15<<16) | (a16<<24); \
|
|
CRYPTO->SEQ4 = CRYPTO_CMD_INSTR_END;}
|
|
#define CRYPTO_SEQ_LOAD_17(a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, a11, a12, a13, a14, a15, a16, a17) { \
|
|
CRYPTO->SEQ0 = a1 | (a2<<8) | (a3<<16) | (a4<<24); \
|
|
CRYPTO->SEQ1 = a5 | (a6<<8) | (a7<<16) | (a8<<24); \
|
|
CRYPTO->SEQ2 = a9 | (a10<<8) | (a11<<16) | (a12<<24); \
|
|
CRYPTO->SEQ3 = a13 | (a14<<8) | (a15<<16) | (a16<<24); \
|
|
CRYPTO->SEQ4 = a17 | (CRYPTO_CMD_INSTR_END<<8);}
|
|
#define CRYPTO_SEQ_LOAD_18(a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, a11, a12, a13, a14, a15, a16, a17, a18) { \
|
|
CRYPTO->SEQ0 = a1 | (a2<<8) | (a3<<16) | (a4<<24); \
|
|
CRYPTO->SEQ1 = a5 | (a6<<8) | (a7<<16) | (a8<<24); \
|
|
CRYPTO->SEQ2 = a9 | (a10<<8) | (a11<<16) | (a12<<24); \
|
|
CRYPTO->SEQ3 = a13 | (a14<<8) | (a15<<16) | (a16<<24); \
|
|
CRYPTO->SEQ4 = a17 | (a18<<8) | (CRYPTO_CMD_INSTR_END<<16);}
|
|
#define CRYPTO_SEQ_LOAD_19(a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, a11, a12, a13, a14, a15, a16, a17, a18, a19) { \
|
|
CRYPTO->SEQ0 = a1 | (a2<<8) | (a3<<16) | (a4<<24); \
|
|
CRYPTO->SEQ1 = a5 | (a6<<8) | (a7<<16) | (a8<<24); \
|
|
CRYPTO->SEQ2 = a9 | (a10<<8) | (a11<<16) | (a12<<24); \
|
|
CRYPTO->SEQ3 = a13 | (a14<<8) | (a15<<16) | (a16<<24); \
|
|
CRYPTO->SEQ4 = a17 | (a18<<8) | (a19<<16) | (CRYPTO_CMD_INSTR_END<<24);}
|
|
#define CRYPTO_SEQ_LOAD_20(a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, a11, a12, a13, a14, a15, a16, a17, a18, a19, a20) { \
|
|
CRYPTO->SEQ0 = a1 | (a2<<8) | (a3<<16) | (a4<<24); \
|
|
CRYPTO->SEQ1 = a5 | (a6<<8) | (a7<<16) | (a8<<24); \
|
|
CRYPTO->SEQ2 = a9 | (a10<<8) | (a11<<16) | (a12<<24); \
|
|
CRYPTO->SEQ3 = a13 | (a14<<8) | (a15<<16) | (a16<<24); \
|
|
CRYPTO->SEQ4 = a17 | (a18<<8) | (a19<<16) | (a20<<24);}
|
|
/** @endcond */
|
|
|
|
/** @cond DO_NOT_INCLUDE_WITH_DOXYGEN */
|
|
/**
|
|
* Instruction sequence execution macros CRYPTO_EXECUTE_X (where X is in the range
|
|
* 1-20). E.g. @ref CRYPTO_EXECUTE_19.
|
|
* Use these macros in order for faster execution than the function API.
|
|
*/
|
|
#define CRYPTO_EXECUTE_1(a1) { \
|
|
CRYPTO->SEQ0 = a1 | (CRYPTO_CMD_INSTR_EXEC<<8); }
|
|
#define CRYPTO_EXECUTE_2(a1, a2) { \
|
|
CRYPTO->SEQ0 = a1 | (a2<<8) | (CRYPTO_CMD_INSTR_EXEC<<16); }
|
|
#define CRYPTO_EXECUTE_3(a1, a2, a3) { \
|
|
CRYPTO->SEQ0 = a1 | (a2<<8) | (a3<<16) | (CRYPTO_CMD_INSTR_EXEC<<24); }
|
|
#define CRYPTO_EXECUTE_4(a1, a2, a3, a4) { \
|
|
CRYPTO->SEQ0 = a1 | (a2<<8) | (a3<<16) | (a4<<24); \
|
|
CRYPTO->SEQ1 = CRYPTO_CMD_INSTR_EXEC; }
|
|
#define CRYPTO_EXECUTE_5(a1, a2, a3, a4, a5) { \
|
|
CRYPTO->SEQ0 = a1 | (a2<<8) | (a3<<16) | (a4<<24); \
|
|
CRYPTO->SEQ1 = a5 | (CRYPTO_CMD_INSTR_EXEC<<8); }
|
|
#define CRYPTO_EXECUTE_6(a1, a2, a3, a4, a5, a6) { \
|
|
CRYPTO->SEQ0 = a1 | (a2<<8) | (a3<<16) | (a4<<24); \
|
|
CRYPTO->SEQ1 = a5 | (a6<<8) | (CRYPTO_CMD_INSTR_EXEC<<16); }
|
|
#define CRYPTO_EXECUTE_7(a1, a2, a3, a4, a5, a6, a7) { \
|
|
CRYPTO->SEQ0 = a1 | (a2<<8) | (a3<<16) | (a4<<24); \
|
|
CRYPTO->SEQ1 = a5 | (a6<<8) | (a7<<16) | (CRYPTO_CMD_INSTR_EXEC<<24); }
|
|
#define CRYPTO_EXECUTE_8(a1, a2, a3, a4, a5, a6, a7, a8) { \
|
|
CRYPTO->SEQ0 = a1 | (a2<<8) | (a3<<16) | (a4<<24); \
|
|
CRYPTO->SEQ1 = a5 | (a6<<8) | (a7<<16) | (a8<<24); \
|
|
CRYPTO->SEQ2 = CRYPTO_CMD_INSTR_EXEC; }
|
|
#define CRYPTO_EXECUTE_9(a1, a2, a3, a4, a5, a6, a7, a8, a9) { \
|
|
CRYPTO->SEQ0 = a1 | (a2<<8) | (a3<<16) | (a4<<24); \
|
|
CRYPTO->SEQ1 = a5 | (a6<<8) | (a7<<16) | (a8<<24); \
|
|
CRYPTO->SEQ2 = a9 | (CRYPTO_CMD_INSTR_EXEC<<8); }
|
|
#define CRYPTO_EXECUTE_10(a1, a2, a3, a4, a5, a6, a7, a8, a9, a10) { \
|
|
CRYPTO->SEQ0 = a1 | (a2<<8) | (a3<<16) | (a4<<24); \
|
|
CRYPTO->SEQ1 = a5 | (a6<<8) | (a7<<16) | (a8<<24); \
|
|
CRYPTO->SEQ2 = a9 | (a10<<8) | (CRYPTO_CMD_INSTR_EXEC<<16); }
|
|
#define CRYPTO_EXECUTE_11(a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, a11) { \
|
|
CRYPTO->SEQ0 = a1 | (a2<<8) | (a3<<16) | (a4<<24); \
|
|
CRYPTO->SEQ1 = a5 | (a6<<8) | (a7<<16) | (a8<<24); \
|
|
CRYPTO->SEQ2 = a9 | (a10<<8) | (a11<<16) | (CRYPTO_CMD_INSTR_EXEC<<24); }
|
|
#define CRYPTO_EXECUTE_12(a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, a11, a12) { \
|
|
CRYPTO->SEQ0 = a1 | (a2<<8) | (a3<<16) | (a4<<24); \
|
|
CRYPTO->SEQ1 = a5 | (a6<<8) | (a7<<16) | (a8<<24); \
|
|
CRYPTO->SEQ2 = a9 | (a10<<8) | (a11<<16) | (a12<<24); \
|
|
CRYPTO->SEQ3 = CRYPTO_CMD_INSTR_EXEC; }
|
|
#define CRYPTO_EXECUTE_13(a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, a11, a12, a13) { \
|
|
CRYPTO->SEQ0 = a1 | (a2<<8) | (a3<<16) | (a4<<24); \
|
|
CRYPTO->SEQ1 = a5 | (a6<<8) | (a7<<16) | (a8<<24); \
|
|
CRYPTO->SEQ2 = a9 | (a10<<8) | (a11<<16) | (a12<<24); \
|
|
CRYPTO->SEQ3 = a13 | (CRYPTO_CMD_INSTR_EXEC<<8); }
|
|
#define CRYPTO_EXECUTE_14(a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, a11, a12, a13, a14) { \
|
|
CRYPTO->SEQ0 = a1 | (a2<<8) | (a3<<16) | (a4<<24); \
|
|
CRYPTO->SEQ1 = a5 | (a6<<8) | (a7<<16) | (a8<<24); \
|
|
CRYPTO->SEQ2 = a9 | (a10<<8) | (a11<<16) | (a12<<24); \
|
|
CRYPTO->SEQ3 = a13 | (a14<<8) | (CRYPTO_CMD_INSTR_EXEC<<16); }
|
|
#define CRYPTO_EXECUTE_15(a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, a11, a12, a13, a14, a15) { \
|
|
CRYPTO->SEQ0 = a1 | (a2<<8) | (a3<<16) | (a4<<24); \
|
|
CRYPTO->SEQ1 = a5 | (a6<<8) | (a7<<16) | (a8<<24); \
|
|
CRYPTO->SEQ2 = a9 | (a10<<8) | (a11<<16) | (a12<<24); \
|
|
CRYPTO->SEQ3 = a13 | (a14<<8) | (a15<<16) | (CRYPTO_CMD_INSTR_EXEC<<24); }
|
|
#define CRYPTO_EXECUTE_16(a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, a11, a12, a13, a14, a15, a16) { \
|
|
CRYPTO->SEQ0 = a1 | (a2<<8) | (a3<<16) | (a4<<24); \
|
|
CRYPTO->SEQ1 = a5 | (a6<<8) | (a7<<16) | (a8<<24); \
|
|
CRYPTO->SEQ2 = a9 | (a10<<8) | (a11<<16) | (a12<<24); \
|
|
CRYPTO->SEQ3 = a13 | (a14<<8) | (a15<<16) | (a16<<24); \
|
|
CRYPTO->SEQ4 = CRYPTO_CMD_INSTR_EXEC; }
|
|
#define CRYPTO_EXECUTE_17(a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, a11, a12, a13, a14, a15, a16, a17) { \
|
|
CRYPTO->SEQ0 = a1 | (a2<<8) | (a3<<16) | (a4<<24); \
|
|
CRYPTO->SEQ1 = a5 | (a6<<8) | (a7<<16) | (a8<<24); \
|
|
CRYPTO->SEQ2 = a9 | (a10<<8) | (a11<<16) | (a12<<24); \
|
|
CRYPTO->SEQ3 = a13 | (a14<<8) | (a15<<16) | (a16<<24); \
|
|
CRYPTO->SEQ4 = a17 | (CRYPTO_CMD_INSTR_EXEC<<8); }
|
|
#define CRYPTO_EXECUTE_18(a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, a11, a12, a13, a14, a15, a16, a17, a18) { \
|
|
CRYPTO->SEQ0 = a1 | (a2<<8) | (a3<<16) | (a4<<24); \
|
|
CRYPTO->SEQ1 = a5 | (a6<<8) | (a7<<16) | (a8<<24); \
|
|
CRYPTO->SEQ2 = a9 | (a10<<8) | (a11<<16) | (a12<<24); \
|
|
CRYPTO->SEQ3 = a13 | (a14<<8) | (a15<<16) | (a16<<24); \
|
|
CRYPTO->SEQ4 = a17 | (a18<<8) | (CRYPTO_CMD_INSTR_EXEC<<16); }
|
|
#define CRYPTO_EXECUTE_19(a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, a11, a12, a13, a14, a15, a16, a17, a18, a19) { \
|
|
CRYPTO->SEQ0 = a1 | (a2<<8) | (a3<<16) | (a4<<24); \
|
|
CRYPTO->SEQ1 = a5 | (a6<<8) | (a7<<16) | (a8<<24); \
|
|
CRYPTO->SEQ2 = a9 | (a10<<8) | (a11<<16) | (a12<<24); \
|
|
CRYPTO->SEQ3 = a13 | (a14<<8) | (a15<<16) | (a16<<24); \
|
|
CRYPTO->SEQ4 = a17 | (a18<<8) | (a19<<16) | (CRYPTO_CMD_INSTR_EXEC<<24); }
|
|
#define CRYPTO_EXECUTE_20(a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, a11, a12, a13, a14, a15, a16, a17, a18, a19, a20) { \
|
|
CRYPTO->SEQ0 = a1 | (a2<<8) | (a3<<16) | (a4<<24); \
|
|
CRYPTO->SEQ1 = a5 | (a6<<8) | (a7<<16) | (a8<<24); \
|
|
CRYPTO->SEQ2 = a9 | (a10<<8) | (a11<<16) | (a12<<24); \
|
|
CRYPTO->SEQ3 = a13 | (a14<<8) | (a15<<16) | (a16<<24); \
|
|
CRYPTO->SEQ4 = a17 | (a18<<8) | (a19<<16) | (a20<<24); \
|
|
CRYPTO_InstructionSequenceExecute();}
|
|
/** @endcond */
|
|
|
|
/*******************************************************************************
|
|
****************************** TYPEDEFS ***********************************
|
|
******************************************************************************/
|
|
|
|
/**
|
|
* CRYPTO data types used for data load functions. This data type is
|
|
* capable of storing a 128 bits value as used in the crypto DATA
|
|
* registers
|
|
*/
|
|
typedef uint32_t CRYPTO_Data_TypeDef[CRYPTO_DATA_SIZE_IN_32BIT_WORDS];
|
|
|
|
/**
|
|
* CRYPTO data type used for data load functions. This data type
|
|
* is capable of storing a 256 bits value as used in the crypto DDATA
|
|
* registers
|
|
*/
|
|
typedef uint32_t CRYPTO_DData_TypeDef[CRYPTO_DDATA_SIZE_IN_32BIT_WORDS];
|
|
|
|
/** @cond DO_NOT_INCLUDE_WITH_DOXYGEN */
|
|
typedef uint32_t* CRYPTO_DDataPtr_TypeDef;
|
|
/** @endcond */
|
|
|
|
/**
|
|
* CRYPTO data type used for data load functions. This data type is
|
|
* capable of storing a 512 bits value as used in the crypto QDATA
|
|
* registers
|
|
*/
|
|
typedef uint32_t CRYPTO_QData_TypeDef[CRYPTO_QDATA_SIZE_IN_32BIT_WORDS];
|
|
|
|
/**
|
|
* CRYPTO data type used for data load functions. This data type is
|
|
* capable of storing a 260 bits value as used by the @ref CRYPTO_DData0Write260
|
|
* function.
|
|
*
|
|
* Note that this data type is multiple of 32 bit words, so the
|
|
* actual storage used by this type is 32x9=288 bits.
|
|
*/
|
|
typedef uint32_t CRYPTO_Data260_TypeDef[CRYPTO_DATA260_SIZE_IN_32BIT_WORDS];
|
|
|
|
/**
|
|
* CRYPTO data type used for data load functions. This data type is
|
|
* capable of storing 256 bits as used in the crypto KEYBUF register.
|
|
*/
|
|
typedef uint32_t CRYPTO_KeyBuf_TypeDef[CRYPTO_KEYBUF_SIZE_IN_32BIT_WORDS];
|
|
|
|
/**
|
|
* CRYPTO Data registers. These register are used to load 128 bit values as
|
|
* input and output data for cryptographic and big integer arithmetic
|
|
* functions of the CRYPTO module.
|
|
*/
|
|
typedef enum
|
|
{
|
|
cryptoRegDATA0 = (uint32_t) &CRYPTO->DATA0, /**< 128 bit DATA0 register */
|
|
cryptoRegDATA1 = (uint32_t) &CRYPTO->DATA1, /**< 128 bit DATA1 register */
|
|
cryptoRegDATA2 = (uint32_t) &CRYPTO->DATA2, /**< 128 bit DATA2 register */
|
|
cryptoRegDATA3 = (uint32_t) &CRYPTO->DATA3, /**< 128 bit DATA3 register */
|
|
cryptoRegDATA0XOR = (uint32_t) &CRYPTO->DATA0XOR, /**< 128 bit DATA0XOR register */
|
|
} CRYPTO_DataReg_TypeDef;
|
|
|
|
/**
|
|
* CRYPTO DData (Double Data) registers. These registers are used to load
|
|
* 256 bit values as input and output data for cryptographic and big integer
|
|
* arithmetic functions of the CRYPTO module.
|
|
*/
|
|
typedef enum
|
|
{
|
|
cryptoRegDDATA0 = (uint32_t) &CRYPTO->DDATA0, /**< 256 bit DDATA0 register */
|
|
cryptoRegDDATA1 = (uint32_t) &CRYPTO->DDATA1, /**< 256 bit DDATA1 register */
|
|
cryptoRegDDATA2 = (uint32_t) &CRYPTO->DDATA2, /**< 256 bit DDATA2 register */
|
|
cryptoRegDDATA3 = (uint32_t) &CRYPTO->DDATA3, /**< 256 bit DDATA3 register */
|
|
cryptoRegDDATA4 = (uint32_t) &CRYPTO->DDATA4, /**< 256 bit DDATA4 register */
|
|
cryptoRegDDATA0BIG = (uint32_t) &CRYPTO->DDATA0BIG, /**< 256 bit DDATA0BIG register, big endian access to DDATA0 */
|
|
} CRYPTO_DDataReg_TypeDef;
|
|
|
|
/**
|
|
* CRYPTO QData (Quad data) registers. These registers are used to load 512 bit
|
|
* values as input and output data for cryptographic and big integer arithmetic
|
|
* functions of the CRYPTO module.
|
|
*/
|
|
typedef enum
|
|
{
|
|
cryptoRegQDATA0 = (uint32_t) &CRYPTO->QDATA0, /**< 512 bit QDATA0 register */
|
|
cryptoRegQDATA1 = (uint32_t) &CRYPTO->QDATA1, /**< 512 bit QDATA1 register */
|
|
cryptoRegQDATA1BIG = (uint32_t) &CRYPTO->QDATA1BIG, /**< 512 bit QDATA1BIG register, big-endian access to QDATA1 */
|
|
} CRYPTO_QDataReg_TypeDef;
|
|
|
|
/** CRYPTO modulus types. */
|
|
typedef enum
|
|
{
|
|
cryptoModulusBin256 = CRYPTO_WAC_MODULUS_BIN256, /**< Generic 256 bit modulus 2^256 */
|
|
cryptoModulusBin128 = CRYPTO_WAC_MODULUS_BIN128, /**< Generic 128 bit modulus 2^128 */
|
|
cryptoModulusGcmBin128 = CRYPTO_WAC_MODULUS_GCMBIN128, /**< GCM 128 bit modulus = 2^128 + 2^7 + 2^2 + 2 + 1 */
|
|
cryptoModulusEccB233 = CRYPTO_WAC_MODULUS_ECCBIN233P, /**< ECC B233 prime modulus = 2^233 + 2^74 + 1 */
|
|
cryptoModulusEccB163 = CRYPTO_WAC_MODULUS_ECCBIN163P, /**< ECC B163 prime modulus = 2^163 + 2^7 + 2^6 + 2^3 + 1 */
|
|
cryptoModulusEccP256 = CRYPTO_WAC_MODULUS_ECCPRIME256P, /**< ECC P256 prime modulus = 2^256 - 2^224 + 2^192 + 2^96 - 1 */
|
|
cryptoModulusEccP224 = CRYPTO_WAC_MODULUS_ECCPRIME224P, /**< ECC P224 prime modulus = 2^224 - 2^96 - 1 */
|
|
cryptoModulusEccP192 = CRYPTO_WAC_MODULUS_ECCPRIME192P, /**< ECC P192 prime modulus = 2^192 - 2^64 - 1 */
|
|
cryptoModulusEccB233Order = CRYPTO_WAC_MODULUS_ECCBIN233N, /**< ECC B233 order modulus */
|
|
cryptoModulusEccB233KOrder = CRYPTO_WAC_MODULUS_ECCBIN233KN, /**< ECC B233K order modulus */
|
|
cryptoModulusEccB163Order = CRYPTO_WAC_MODULUS_ECCBIN163N, /**< ECC B163 order modulus */
|
|
cryptoModulusEccB163KOrder = CRYPTO_WAC_MODULUS_ECCBIN163KN, /**< ECC B163K order modulus */
|
|
cryptoModulusEccP256Order = CRYPTO_WAC_MODULUS_ECCPRIME256N, /**< ECC P256 order modulus */
|
|
cryptoModulusEccP224Order = CRYPTO_WAC_MODULUS_ECCPRIME224N, /**< ECC P224 order modulus */
|
|
cryptoModulusEccP192Order = CRYPTO_WAC_MODULUS_ECCPRIME192N /**< ECC P192 order modulus */
|
|
} CRYPTO_ModulusType_TypeDef;
|
|
|
|
/** CRYPTO multiplication widths for wide arithmetic operations. */
|
|
typedef enum
|
|
{
|
|
cryptoMulOperand256Bits = CRYPTO_WAC_MULWIDTH_MUL256, /**< 256 bits operands */
|
|
cryptoMulOperand128Bits = CRYPTO_WAC_MULWIDTH_MUL128, /**< 128 bits operands */
|
|
cryptoMulOperandModulusBits = CRYPTO_WAC_MULWIDTH_MULMOD /**< MUL operand width
|
|
is specified by the
|
|
modulus type.*/
|
|
} CRYPTO_MulOperandWidth_TypeDef;
|
|
|
|
/** CRYPTO result widths for MUL operations. */
|
|
typedef enum
|
|
{
|
|
cryptoResult128Bits = CRYPTO_WAC_RESULTWIDTH_128BIT, /**< Multiplication result width is 128 bits*/
|
|
cryptoResult256Bits = CRYPTO_WAC_RESULTWIDTH_256BIT, /**< Multiplication result width is 256 bits*/
|
|
cryptoResult260Bits = CRYPTO_WAC_RESULTWIDTH_260BIT /**< Multiplication result width is 260 bits*/
|
|
} CRYPTO_ResultWidth_TypeDef;
|
|
|
|
/** CRYPTO result widths for MUL operations. */
|
|
typedef enum
|
|
{
|
|
cryptoInc1byte = CRYPTO_CTRL_INCWIDTH_INCWIDTH1, /**< inc width is 1 byte*/
|
|
cryptoInc2byte = CRYPTO_CTRL_INCWIDTH_INCWIDTH2, /**< inc width is 2 byte*/
|
|
cryptoInc3byte = CRYPTO_CTRL_INCWIDTH_INCWIDTH3, /**< inc width is 3 byte*/
|
|
cryptoInc4byte = CRYPTO_CTRL_INCWIDTH_INCWIDTH4 /**< inc width is 4 byte*/
|
|
} CRYPTO_IncWidth_TypeDef;
|
|
|
|
/** CRYPTO key width. */
|
|
typedef enum
|
|
{
|
|
cryptoKey128Bits = 8, /**< Key width is 128 bits*/
|
|
cryptoKey256Bits = 16, /**< Key width is 256 bits*/
|
|
} CRYPTO_KeyWidth_TypeDef;
|
|
|
|
/**
|
|
* The max number of crypto instructions in an instruction sequence
|
|
*/
|
|
#define CRYPTO_MAX_SEQUENCE_INSTRUCTIONS (20)
|
|
|
|
/**
|
|
* Instruction sequence type.
|
|
* The user should fill in the desired operations from step1, then step2 etc.
|
|
* The CRYPTO_CMD_INSTR_END marks the end of the sequence.
|
|
* Bit fields are used to format the memory layout of the struct equal to the
|
|
* sequence registers in the CRYPTO module.
|
|
*/
|
|
typedef uint8_t CRYPTO_InstructionSequence_TypeDef[CRYPTO_MAX_SEQUENCE_INSTRUCTIONS];
|
|
|
|
/** Default instruction sequence consisting of all ENDs. The user can
|
|
initialize the instruction sequence with this default value set, and fill
|
|
in the desired operations from step 1. The first END instruction marks
|
|
the end of the sequence. */
|
|
#define CRYPTO_INSTRUCTIONSEQUENSE_DEFAULT \
|
|
{CRYPTO_CMD_INSTR_END, CRYPTO_CMD_INSTR_END, CRYPTO_CMD_INSTR_END, \
|
|
CRYPTO_CMD_INSTR_END, CRYPTO_CMD_INSTR_END, CRYPTO_CMD_INSTR_END, \
|
|
CRYPTO_CMD_INSTR_END, CRYPTO_CMD_INSTR_END, CRYPTO_CMD_INSTR_END, \
|
|
CRYPTO_CMD_INSTR_END, CRYPTO_CMD_INSTR_END, CRYPTO_CMD_INSTR_END, \
|
|
CRYPTO_CMD_INSTR_END, CRYPTO_CMD_INSTR_END, CRYPTO_CMD_INSTR_END, \
|
|
CRYPTO_CMD_INSTR_END, CRYPTO_CMD_INSTR_END, CRYPTO_CMD_INSTR_END, \
|
|
CRYPTO_CMD_INSTR_END, CRYPTO_CMD_INSTR_END}
|
|
|
|
/** SHA-1 Digest type. */
|
|
typedef uint8_t CRYPTO_SHA1_Digest_TypeDef[CRYPTO_SHA1_DIGEST_SIZE_IN_BYTES];
|
|
|
|
/** SHA-256 Digest type. */
|
|
typedef uint8_t CRYPTO_SHA256_Digest_TypeDef[CRYPTO_SHA256_DIGEST_SIZE_IN_BYTES];
|
|
|
|
/**
|
|
* @brief
|
|
* AES counter modification function pointer.
|
|
*
|
|
* @note
|
|
* This is defined in order for backwards compatibility with EFM32 em_aes.h.
|
|
* The CRYPTO implementation of Counter mode does not support counter update
|
|
* callbacks.
|
|
*
|
|
* @param[in] ctr Counter value to be modified.
|
|
*/
|
|
typedef void (*CRYPTO_AES_CtrFuncPtr_TypeDef)(uint8_t * ctr);
|
|
|
|
/*******************************************************************************
|
|
***************************** PROTOTYPES **********************************
|
|
******************************************************************************/
|
|
|
|
/***************************************************************************//**
|
|
* @brief
|
|
* Set the modulus type used for wide arithmetic operations.
|
|
*
|
|
* @details
|
|
* This function sets the modulus type to be used by the Modulus instructions
|
|
* of the CRYPTO module.
|
|
*
|
|
* @param[in] modType Modulus type.
|
|
******************************************************************************/
|
|
void CRYPTO_ModulusSet(CRYPTO_ModulusType_TypeDef modType);
|
|
|
|
/***************************************************************************//**
|
|
* @brief
|
|
* Set the number of bits in the operands of the MUL instruction.
|
|
*
|
|
* @details
|
|
* This function sets the number of bits to be used in the operands of
|
|
* the MUL instruction.
|
|
*
|
|
* @param[in] mulOperandWidth Multiplication width in bits.
|
|
******************************************************************************/
|
|
__STATIC_INLINE void CRYPTO_MulOperandWidthSet(CRYPTO_MulOperandWidth_TypeDef mulOperandWidth)
|
|
{
|
|
uint32_t temp = CRYPTO->WAC & (~_CRYPTO_WAC_MULWIDTH_MASK);
|
|
CRYPTO->WAC = temp | mulOperandWidth;
|
|
}
|
|
|
|
/***************************************************************************//**
|
|
* @brief
|
|
* Set the width of the results of the non-modulus instructions.
|
|
*
|
|
* @details
|
|
* This function sets the result width of the non-modulus instructions.
|
|
*
|
|
* @param[in] resultWidth Result width of non-modulus instructions.
|
|
******************************************************************************/
|
|
__STATIC_INLINE void CRYPTO_ResultWidthSet(CRYPTO_ResultWidth_TypeDef resultWidth)
|
|
{
|
|
uint32_t temp = CRYPTO->WAC & (~_CRYPTO_WAC_RESULTWIDTH_MASK);
|
|
CRYPTO->WAC = temp | resultWidth;
|
|
}
|
|
|
|
/***************************************************************************//**
|
|
* @brief
|
|
* Set the width of the DATA1 increment instruction DATA1INC.
|
|
*
|
|
* @details
|
|
* This function sets the width of the DATA1 increment instruction
|
|
* @ref CRYPTO_CMD_INSTR_DATA1INC.
|
|
*
|
|
* @param[in] incWidth incrementation width.
|
|
******************************************************************************/
|
|
__STATIC_INLINE void CRYPTO_IncWidthSet(CRYPTO_IncWidth_TypeDef incWidth)
|
|
{
|
|
uint32_t temp = CRYPTO->CTRL & (~_CRYPTO_CTRL_INCWIDTH_MASK);
|
|
CRYPTO->CTRL = temp | incWidth;
|
|
}
|
|
|
|
/***************************************************************************//**
|
|
* @brief
|
|
* Write a 128 bit value into a crypto register.
|
|
*
|
|
* @note
|
|
* This function provide a low-level api for writing to the multi-word
|
|
* registers in the crypto peripheral. Applications should prefer to use
|
|
* @ref CRYPTO_DataWrite, @ref CRYPTO_DDataWrite or @ref CRYPTO_QDataWrite
|
|
* for writing to the DATA, DDATA and QDATA registers.
|
|
*
|
|
* @param[in] reg
|
|
* Pointer to the crypto register.
|
|
*
|
|
* @param[in] val
|
|
* This is a pointer to 4 32 bit integers that contains the 128 bit value
|
|
* which will be written to the crypto register.
|
|
******************************************************************************/
|
|
__STATIC_INLINE void CRYPTO_BurstToCrypto(volatile uint32_t * reg, const uint32_t * val)
|
|
{
|
|
/* Load data from memory into local registers. */
|
|
register uint32_t v0 = val[0];
|
|
register uint32_t v1 = val[1];
|
|
register uint32_t v2 = val[2];
|
|
register uint32_t v3 = val[3];
|
|
/* Store data to CRYPTO */
|
|
*reg = v0;
|
|
*reg = v1;
|
|
*reg = v2;
|
|
*reg = v3;
|
|
}
|
|
|
|
/***************************************************************************//**
|
|
* @brief
|
|
* Read a 128 bit value from a crypto register.
|
|
*
|
|
* @note
|
|
* This function provide a low-level api for reading one of the multi-word
|
|
* registers in the crypto peripheral. Applications should prefer to use
|
|
* @ref CRYPTO_DataRead, @ref CRYPTO_DDataRead or @ref CRYPTO_QDataRead
|
|
* for reading the value of the DATA, DDATA and QDATA registers.
|
|
*
|
|
* @param[in] reg
|
|
* Pointer to the crypto register.
|
|
*
|
|
* @param[out] val
|
|
* This is a pointer to an array that is capable of holding 4 32 bit integers
|
|
* that will be filled with the 128 bit value from the crypto register.
|
|
******************************************************************************/
|
|
__STATIC_INLINE void CRYPTO_BurstFromCrypto(volatile uint32_t * reg, uint32_t * val)
|
|
{
|
|
/* Load data from CRYPTO into local registers. */
|
|
register uint32_t v0 = *reg;
|
|
register uint32_t v1 = *reg;
|
|
register uint32_t v2 = *reg;
|
|
register uint32_t v3 = *reg;
|
|
/* Store data to memory */
|
|
val[0] = v0;
|
|
val[1] = v1;
|
|
val[2] = v2;
|
|
val[3] = v3;
|
|
}
|
|
|
|
/***************************************************************************//**
|
|
* @brief
|
|
* Write 128 bits of data to a DATAX register in the CRYPTO module.
|
|
*
|
|
* @details
|
|
* Write 128 bits of data to a DATAX register in the crypto module. The data
|
|
* value is typically input to a big integer operation (see crypto
|
|
* instructions).
|
|
*
|
|
* @param[in] dataReg The 128 bit DATA register.
|
|
* @param[in] val Value of the data to write to the DATA register.
|
|
******************************************************************************/
|
|
__STATIC_INLINE void CRYPTO_DataWrite(CRYPTO_DataReg_TypeDef dataReg,
|
|
const CRYPTO_Data_TypeDef val)
|
|
{
|
|
CRYPTO_BurstToCrypto((volatile uint32_t *)dataReg, val);
|
|
}
|
|
|
|
/***************************************************************************//**
|
|
* @brief
|
|
* Read 128 bits of data from a DATAX register in the CRYPTO module.
|
|
*
|
|
* @details
|
|
* Read 128 bits of data from a DATAX register in the crypto module. The data
|
|
* value is typically output from a big integer operation (see crypto
|
|
* instructions)
|
|
*
|
|
* @param[in] dataReg The 128 bit DATA register.
|
|
* @param[out] val Location where to store the value in memory.
|
|
******************************************************************************/
|
|
__STATIC_INLINE void CRYPTO_DataRead(CRYPTO_DataReg_TypeDef dataReg,
|
|
CRYPTO_Data_TypeDef val)
|
|
{
|
|
CRYPTO_BurstFromCrypto((volatile uint32_t *)dataReg, val);
|
|
}
|
|
|
|
/***************************************************************************//**
|
|
* @brief
|
|
* Write 256 bits of data to a DDATAX register in the CRYPTO module.
|
|
*
|
|
* @details
|
|
* Write 256 bits of data into a DDATAX (Double Data) register in the crypto
|
|
* module. The data value is typically input to a big integer operation (see
|
|
* crypto instructions).
|
|
*
|
|
* @param[in] ddataReg The 256 bit DDATA register.
|
|
* @param[in] val Value of the data to write to the DDATA register.
|
|
******************************************************************************/
|
|
__STATIC_INLINE void CRYPTO_DDataWrite(CRYPTO_DDataReg_TypeDef ddataReg,
|
|
const CRYPTO_DData_TypeDef val)
|
|
{
|
|
CRYPTO_BurstToCrypto((volatile uint32_t *)ddataReg, &val[0]);
|
|
CRYPTO_BurstToCrypto((volatile uint32_t *)ddataReg, &val[4]);
|
|
}
|
|
|
|
/***************************************************************************//**
|
|
* @brief
|
|
* Read 256 bits of data from a DDATAX register in the CRYPTO module.
|
|
*
|
|
* @details
|
|
* Read 256 bits of data from a DDATAX (Double Data) register in the crypto
|
|
* module. The data value is typically output from a big integer operation
|
|
* (see crypto instructions).
|
|
*
|
|
* @param[in] ddataReg The 256 bit DDATA register.
|
|
* @param[out] val Location where to store the value in memory.
|
|
******************************************************************************/
|
|
__STATIC_INLINE void CRYPTO_DDataRead(CRYPTO_DDataReg_TypeDef ddataReg,
|
|
CRYPTO_DData_TypeDef val)
|
|
{
|
|
CRYPTO_BurstFromCrypto((volatile uint32_t *)ddataReg, &val[0]);
|
|
CRYPTO_BurstFromCrypto((volatile uint32_t *)ddataReg, &val[4]);
|
|
}
|
|
|
|
/***************************************************************************//**
|
|
* @brief
|
|
* Write 512 bits of data to a QDATAX register in the CRYPTO module.
|
|
*
|
|
* @details
|
|
* Write 512 bits of data into a QDATAX (Quad Data) register in the crypto module
|
|
* The data value is typically input to a big integer operation (see crypto
|
|
* instructions).
|
|
*
|
|
* @param[in] qdataReg The 512 bits QDATA register.
|
|
* @param[in] val Value of the data to write to the QDATA register.
|
|
******************************************************************************/
|
|
__STATIC_INLINE void CRYPTO_QDataWrite(CRYPTO_QDataReg_TypeDef qdataReg,
|
|
CRYPTO_QData_TypeDef val)
|
|
{
|
|
CRYPTO_BurstToCrypto((volatile uint32_t *)qdataReg, &val[0]);
|
|
CRYPTO_BurstToCrypto((volatile uint32_t *)qdataReg, &val[4]);
|
|
CRYPTO_BurstToCrypto((volatile uint32_t *)qdataReg, &val[8]);
|
|
CRYPTO_BurstToCrypto((volatile uint32_t *)qdataReg, &val[12]);
|
|
}
|
|
|
|
/***************************************************************************//**
|
|
* @brief
|
|
* Read 512 bits of data from a QDATAX register in the CRYPTO module.
|
|
*
|
|
* @details
|
|
* Read 512 bits of data from a QDATAX register in the crypto module. The data
|
|
* value is typically input to a big integer operation (see crypto
|
|
* instructions).
|
|
*
|
|
* @param[in] qdataReg The 512 bits QDATA register.
|
|
* @param[in] val Value of the data to write to the QDATA register.
|
|
******************************************************************************/
|
|
__STATIC_INLINE void CRYPTO_QDataRead(CRYPTO_QDataReg_TypeDef qdataReg,
|
|
CRYPTO_QData_TypeDef val)
|
|
{
|
|
CRYPTO_BurstFromCrypto((volatile uint32_t *)qdataReg, &val[0]);
|
|
CRYPTO_BurstFromCrypto((volatile uint32_t *)qdataReg, &val[4]);
|
|
CRYPTO_BurstFromCrypto((volatile uint32_t *)qdataReg, &val[8]);
|
|
CRYPTO_BurstFromCrypto((volatile uint32_t *)qdataReg, &val[12]);
|
|
}
|
|
|
|
/***************************************************************************//**
|
|
* @brief
|
|
* Set the key value to be used by the CRYPTO module.
|
|
*
|
|
* @details
|
|
* Write 128 or 256 bit key to the KEYBUF register in the crypto module.
|
|
*
|
|
* @param[in] val Value of the data to write to the KEYBUF register.
|
|
* @param[in] keyWidth Key width - 128 or 256 bits
|
|
******************************************************************************/
|
|
__STATIC_INLINE void CRYPTO_KeyBufWrite(CRYPTO_KeyBuf_TypeDef val,
|
|
CRYPTO_KeyWidth_TypeDef keyWidth)
|
|
{
|
|
if (keyWidth == cryptoKey256Bits)
|
|
{
|
|
/* Set AES-256 mode */
|
|
BUS_RegBitWrite(&CRYPTO->CTRL, _CRYPTO_CTRL_AES_SHIFT, _CRYPTO_CTRL_AES_AES256);
|
|
/* Load key in KEYBUF register (= DDATA4) */
|
|
CRYPTO_DDataWrite(cryptoRegDDATA4, (uint32_t *)val);
|
|
}
|
|
else
|
|
{
|
|
/* Set AES-128 mode */
|
|
BUS_RegBitWrite(&CRYPTO->CTRL, _CRYPTO_CTRL_AES_SHIFT, _CRYPTO_CTRL_AES_AES128);
|
|
CRYPTO_BurstToCrypto(&CRYPTO->KEYBUF, &val[0]);
|
|
}
|
|
}
|
|
|
|
void CRYPTO_KeyRead(CRYPTO_KeyBuf_TypeDef val,
|
|
CRYPTO_KeyWidth_TypeDef keyWidth);
|
|
|
|
/***************************************************************************//**
|
|
* @brief
|
|
* Quick write 128 bit key to the CRYPTO module.
|
|
*
|
|
* @details
|
|
* Quick write 128 bit key to the KEYBUF register in the CRYPTO module.
|
|
*
|
|
* @param[in] val Value of the data to write to the KEYBUF register.
|
|
******************************************************************************/
|
|
__STATIC_INLINE void CRYPTO_KeyBuf128Write(const uint32_t * val)
|
|
{
|
|
CRYPTO_BurstToCrypto(&CRYPTO->KEYBUF, val);
|
|
}
|
|
|
|
/***************************************************************************//**
|
|
* @brief
|
|
* Quick read access of the Carry bit from arithmetic operations.
|
|
*
|
|
* @details
|
|
* This function reads the carry bit of the CRYPTO ALU.
|
|
*
|
|
* @return
|
|
* Returns 'true' if carry is 1, and 'false' if carry is 0.
|
|
******************************************************************************/
|
|
__STATIC_INLINE bool CRYPTO_CarryIsSet(void)
|
|
{
|
|
return (CRYPTO->DSTATUS & _CRYPTO_DSTATUS_CARRY_MASK)
|
|
>> _CRYPTO_DSTATUS_CARRY_SHIFT;
|
|
}
|
|
|
|
/***************************************************************************//**
|
|
* @brief
|
|
* Quick read access of the 4 LSbits of the DDATA0 register.
|
|
*
|
|
* @details
|
|
* This function quickly retrieves the 4 least significant bits of the
|
|
* DDATA0 register via the DDATA0LSBS bit field in the DSTATUS register.
|
|
*
|
|
* @return
|
|
* Returns the 4 LSbits of DDATA0.
|
|
******************************************************************************/
|
|
__STATIC_INLINE uint8_t CRYPTO_DData0_4LSBitsRead(void)
|
|
{
|
|
return (CRYPTO->DSTATUS & _CRYPTO_DSTATUS_DDATA0LSBS_MASK)
|
|
>> _CRYPTO_DSTATUS_DDATA0LSBS_SHIFT;
|
|
}
|
|
|
|
/***************************************************************************//**
|
|
* @brief
|
|
* Read 260 bits from the DDATA0 register.
|
|
*
|
|
* @details
|
|
* This functions reads 260 bits from the DDATA0 register in the CRYPTO
|
|
* module. The data value is typically output from a big integer operation
|
|
* (see crypto instructions) when the result width is set to 260 bits by
|
|
* calling @ref CRYPTO_ResultWidthSet(cryptoResult260Bits);
|
|
*
|
|
* @param[out] val Location where to store the value in memory.
|
|
******************************************************************************/
|
|
__STATIC_INLINE void CRYPTO_DData0Read260(CRYPTO_Data260_TypeDef val)
|
|
{
|
|
CRYPTO_DDataRead(cryptoRegDDATA0, val);
|
|
val[8] = (CRYPTO->DSTATUS & _CRYPTO_DSTATUS_DDATA0MSBS_MASK)
|
|
>> _CRYPTO_DSTATUS_DDATA0MSBS_SHIFT;
|
|
}
|
|
|
|
/***************************************************************************//**
|
|
* @brief
|
|
* Write 260 bits to the DDATA0 register.
|
|
*
|
|
* @details
|
|
* This functions writes 260 bits to the DDATA0 register in the CRYPTO
|
|
* module. The data value is typically input to a big integer operation
|
|
* (see crypto instructions) when the result width is set to 260 bits by
|
|
* calling @ref CRYPTO_ResultWidthSet(cryptoResult260Bits);
|
|
*
|
|
* @param[out] val Location where of the value in memory.
|
|
******************************************************************************/
|
|
__STATIC_INLINE void CRYPTO_DData0Write260(const CRYPTO_Data260_TypeDef val)
|
|
{
|
|
CRYPTO_DDataWrite(cryptoRegDDATA0, val);
|
|
CRYPTO->DDATA0BYTE32 = val[8] & _CRYPTO_DDATA0BYTE32_DDATA0BYTE32_MASK;
|
|
}
|
|
|
|
/***************************************************************************//**
|
|
* @brief
|
|
* Quick read the MSbit of the DDATA1 register.
|
|
*
|
|
* @details
|
|
* This function reads the most significant bit (bit 255) of the DDATA1
|
|
* register via the DDATA1MSB bit field in the DSTATUS register. This can
|
|
* be used to quickly check the signedness of a big integer resident in the
|
|
* CRYPTO module.
|
|
*
|
|
* @return
|
|
* Returns 'true' if MSbit is 1, and 'false' if MSbit is 0.
|
|
******************************************************************************/
|
|
__STATIC_INLINE bool CRYPTO_DData1_MSBitRead(void)
|
|
{
|
|
return (CRYPTO->DSTATUS & _CRYPTO_DSTATUS_DDATA1MSB_MASK)
|
|
>> _CRYPTO_DSTATUS_DDATA1MSB_SHIFT;
|
|
}
|
|
|
|
/***************************************************************************//**
|
|
* @brief
|
|
* Load a sequence of instructions to be executed on the current values in
|
|
* the data registers.
|
|
*
|
|
* @details
|
|
* This function loads a sequence of instructions to the crypto module. The
|
|
* instructions will be executed when the CRYPTO_InstructionSequenceExecute
|
|
* function is called. The first END marks the end of the sequence.
|
|
*
|
|
* @param[in] instructionSequence Instruction sequence to load.
|
|
******************************************************************************/
|
|
__STATIC_INLINE void CRYPTO_InstructionSequenceLoad(const CRYPTO_InstructionSequence_TypeDef instructionSequence)
|
|
{
|
|
const uint32_t * pas = (const uint32_t *) instructionSequence;
|
|
|
|
CRYPTO->SEQ0 = pas[0];
|
|
CRYPTO->SEQ1 = pas[1];
|
|
CRYPTO->SEQ2 = pas[2];
|
|
CRYPTO->SEQ3 = pas[3];
|
|
CRYPTO->SEQ4 = pas[4];
|
|
}
|
|
|
|
/***************************************************************************//**
|
|
* @brief
|
|
* Execute the current programmed instruction sequence.
|
|
*
|
|
* @details
|
|
* This function starts the execution of the current instruction sequence
|
|
* in the CRYPTO module.
|
|
******************************************************************************/
|
|
__STATIC_INLINE void CRYPTO_InstructionSequenceExecute(void)
|
|
{
|
|
/* Start the command sequence. */
|
|
CRYPTO->CMD = CRYPTO_CMD_SEQSTART;
|
|
}
|
|
|
|
/***************************************************************************//**
|
|
* @brief
|
|
* Check whether the execution of an instruction sequence has completed.
|
|
*
|
|
* @details
|
|
* This function checks whether an instruction sequence has completed.
|
|
*
|
|
* @return
|
|
* Returns 'true' if the instruction sequence is done, and 'false' if not.
|
|
******************************************************************************/
|
|
__STATIC_INLINE bool CRYPTO_InstructionSequenceDone(void)
|
|
{
|
|
/* Return true if operation has completed. */
|
|
return !(CRYPTO->STATUS
|
|
& (CRYPTO_STATUS_INSTRRUNNING | CRYPTO_STATUS_SEQRUNNING));
|
|
}
|
|
|
|
/***************************************************************************//**
|
|
* @brief
|
|
* Wait for completion of the current sequence of instructions.
|
|
*
|
|
* @details
|
|
* This function "busy"-waits until the execution of the ongoing instruction
|
|
* sequence has completed.
|
|
******************************************************************************/
|
|
__STATIC_INLINE void CRYPTO_InstructionSequenceWait(void)
|
|
{
|
|
while (!CRYPTO_InstructionSequenceDone())
|
|
;
|
|
}
|
|
|
|
/***************************************************************************//**
|
|
* @brief
|
|
* Wait for completion of the current command.
|
|
*
|
|
* @details
|
|
* This function "busy"-waits until the execution of the ongoing instruction
|
|
* has completed.
|
|
******************************************************************************/
|
|
__STATIC_INLINE void CRYPTO_InstructionWait(void)
|
|
{
|
|
/* Wait for completion */
|
|
while (!(CRYPTO->IF & CRYPTO_IF_INSTRDONE))
|
|
;
|
|
CRYPTO->IFC = CRYPTO_IF_INSTRDONE;
|
|
}
|
|
|
|
void CRYPTO_SHA_1(const uint8_t * msg,
|
|
uint64_t msgLen,
|
|
CRYPTO_SHA1_Digest_TypeDef digest);
|
|
|
|
void CRYPTO_SHA_256(const uint8_t * msg,
|
|
uint64_t msgLen,
|
|
CRYPTO_SHA256_Digest_TypeDef digest);
|
|
|
|
void CRYPTO_Mul(uint32_t * A, int aSize,
|
|
uint32_t * B, int bSize,
|
|
uint32_t * R, int rSize);
|
|
|
|
void CRYPTO_AES_CBC128(uint8_t * out,
|
|
const uint8_t * in,
|
|
unsigned int len,
|
|
const uint8_t * key,
|
|
const uint8_t * iv,
|
|
bool encrypt);
|
|
|
|
void CRYPTO_AES_CBC256(uint8_t * out,
|
|
const uint8_t * in,
|
|
unsigned int len,
|
|
const uint8_t * key,
|
|
const uint8_t * iv,
|
|
bool encrypt);
|
|
|
|
void CRYPTO_AES_CFB128(uint8_t * out,
|
|
const uint8_t * in,
|
|
unsigned int len,
|
|
const uint8_t * key,
|
|
const uint8_t * iv,
|
|
bool encrypt);
|
|
|
|
void CRYPTO_AES_CFB256(uint8_t * out,
|
|
const uint8_t * in,
|
|
unsigned int len,
|
|
const uint8_t * key,
|
|
const uint8_t * iv,
|
|
bool encrypt);
|
|
|
|
void CRYPTO_AES_CTR128(uint8_t * out,
|
|
const uint8_t * in,
|
|
unsigned int len,
|
|
const uint8_t * key,
|
|
uint8_t * ctr,
|
|
CRYPTO_AES_CtrFuncPtr_TypeDef ctrFunc);
|
|
|
|
void CRYPTO_AES_CTR256(uint8_t * out,
|
|
const uint8_t * in,
|
|
unsigned int len,
|
|
const uint8_t * key,
|
|
uint8_t * ctr,
|
|
CRYPTO_AES_CtrFuncPtr_TypeDef ctrFunc);
|
|
|
|
void CRYPTO_AES_CTRUpdate32Bit(uint8_t * ctr);
|
|
void CRYPTO_AES_DecryptKey128(uint8_t * out, const uint8_t * in);
|
|
void CRYPTO_AES_DecryptKey256(uint8_t * out, const uint8_t * in);
|
|
|
|
void CRYPTO_AES_ECB128(uint8_t * out,
|
|
const uint8_t * in,
|
|
unsigned int len,
|
|
const uint8_t * key,
|
|
bool encrypt);
|
|
|
|
void CRYPTO_AES_ECB256(uint8_t * out,
|
|
const uint8_t * in,
|
|
unsigned int len,
|
|
const uint8_t * key,
|
|
bool encrypt);
|
|
|
|
void CRYPTO_AES_OFB128(uint8_t * out,
|
|
const uint8_t * in,
|
|
unsigned int len,
|
|
const uint8_t * key,
|
|
const uint8_t * iv);
|
|
|
|
void CRYPTO_AES_OFB256(uint8_t * out,
|
|
const uint8_t * in,
|
|
unsigned int len,
|
|
const uint8_t * key,
|
|
const uint8_t * iv);
|
|
|
|
/***************************************************************************//**
|
|
* @brief
|
|
* Clear one or more pending CRYPTO interrupts.
|
|
*
|
|
* @param[in] flags
|
|
* Pending CRYPTO interrupt source to clear. Use a bitwise logic OR combination of
|
|
* valid interrupt flags for the CRYPTO module (CRYPTO_IF_nnn).
|
|
******************************************************************************/
|
|
__STATIC_INLINE void CRYPTO_IntClear(uint32_t flags)
|
|
{
|
|
CRYPTO->IFC = flags;
|
|
}
|
|
|
|
/***************************************************************************//**
|
|
* @brief
|
|
* Disable one or more CRYPTO interrupts.
|
|
*
|
|
* @param[in] flags
|
|
* CRYPTO interrupt sources to disable. Use a bitwise logic OR combination of
|
|
* valid interrupt flags for the CRYPTO module (CRYPTO_IF_nnn).
|
|
******************************************************************************/
|
|
__STATIC_INLINE void CRYPTO_IntDisable(uint32_t flags)
|
|
{
|
|
CRYPTO->IEN &= ~(flags);
|
|
}
|
|
|
|
/***************************************************************************//**
|
|
* @brief
|
|
* Enable one or more CRYPTO interrupts.
|
|
*
|
|
* @note
|
|
* Depending on the use, a pending interrupt may already be set prior to
|
|
* enabling the interrupt. Consider using CRYPTO_IntClear() prior to enabling
|
|
* if such a pending interrupt should be ignored.
|
|
*
|
|
* @param[in] flags
|
|
* CRYPTO interrupt sources to enable. Use a bitwise logic OR combination of
|
|
* valid interrupt flags for the CRYPTO module (CRYPTO_IF_nnn).
|
|
******************************************************************************/
|
|
__STATIC_INLINE void CRYPTO_IntEnable(uint32_t flags)
|
|
{
|
|
CRYPTO->IEN |= flags;
|
|
}
|
|
|
|
/***************************************************************************//**
|
|
* @brief
|
|
* Get pending CRYPTO interrupt flags.
|
|
*
|
|
* @note
|
|
* The event bits are not cleared by the use of this function.
|
|
*
|
|
* @return
|
|
* CRYPTO interrupt sources pending. A bitwise logic OR combination of valid
|
|
* interrupt flags for the CRYPTO module (CRYPTO_IF_nnn).
|
|
******************************************************************************/
|
|
__STATIC_INLINE uint32_t CRYPTO_IntGet(void)
|
|
{
|
|
return CRYPTO->IF;
|
|
}
|
|
|
|
/***************************************************************************//**
|
|
* @brief
|
|
* Get enabled and pending CRYPTO interrupt flags.
|
|
* Useful for handling more interrupt sources in the same interrupt handler.
|
|
*
|
|
* @note
|
|
* Interrupt flags are not cleared by the use of this function.
|
|
*
|
|
* @return
|
|
* Pending and enabled CRYPTO interrupt sources
|
|
* The return value is the bitwise AND of
|
|
* - the enabled interrupt sources in CRYPTO_IEN and
|
|
* - the pending interrupt flags CRYPTO_IF
|
|
******************************************************************************/
|
|
__STATIC_INLINE uint32_t CRYPTO_IntGetEnabled(void)
|
|
{
|
|
return CRYPTO->IF & CRYPTO->IEN;
|
|
}
|
|
|
|
/***************************************************************************//**
|
|
* @brief
|
|
* Set one or more pending CRYPTO interrupts from SW.
|
|
*
|
|
* @param[in] flags
|
|
* CRYPTO interrupt sources to set to pending. Use a bitwise logic OR combination
|
|
* of valid interrupt flags for the CRYPTO module (CRYPTO_IF_nnn).
|
|
******************************************************************************/
|
|
__STATIC_INLINE void CRYPTO_IntSet(uint32_t flags)
|
|
{
|
|
CRYPTO->IFS = flags;
|
|
}
|
|
|
|
/*******************************************************************************
|
|
***** Static inline wrappers for CRYPTO AES functions in order to *****
|
|
***** preserve backwards compatibility with AES module API functions. *****
|
|
******************************************************************************/
|
|
|
|
/***************************************************************************//**
|
|
* @brief
|
|
* AES Cipher-block chaining (CBC) cipher mode encryption/decryption,
|
|
* 128 bit key.
|
|
*
|
|
* @deprecated
|
|
* This function is present to preserve backwards compatibility. Use
|
|
* @ref CRYPTO_AES_CBC128 instead.
|
|
******************************************************************************/
|
|
__STATIC_INLINE void AES_CBC128(uint8_t * out,
|
|
const uint8_t * in,
|
|
unsigned int len,
|
|
const uint8_t * key,
|
|
const uint8_t * iv,
|
|
bool encrypt)
|
|
{
|
|
CRYPTO_AES_CBC128(out, in, len, key, iv, encrypt);
|
|
}
|
|
|
|
/***************************************************************************//**
|
|
* @brief
|
|
* AES Cipher-block chaining (CBC) cipher mode encryption/decryption, 256 bit
|
|
* key.
|
|
*
|
|
* @deprecated
|
|
* This function is present to preserve backwards compatibility. Use
|
|
* @ref CRYPTO_AES_CBC256 instead.
|
|
******************************************************************************/
|
|
__STATIC_INLINE void AES_CBC256(uint8_t * out,
|
|
const uint8_t * in,
|
|
unsigned int len,
|
|
const uint8_t * key,
|
|
const uint8_t * iv,
|
|
bool encrypt)
|
|
{
|
|
CRYPTO_AES_CBC256(out, in, len, key, iv, encrypt);
|
|
}
|
|
|
|
/***************************************************************************//**
|
|
* @brief
|
|
* AES Cipher feedback (CFB) cipher mode encryption/decryption, 128 bit key.
|
|
*
|
|
* @deprecated
|
|
* This function is present to preserve backwards compatibility. Use
|
|
* @ref CRYPTO_AES_CFB128 instead.
|
|
******************************************************************************/
|
|
__STATIC_INLINE void AES_CFB128(uint8_t * out,
|
|
const uint8_t * in,
|
|
unsigned int len,
|
|
const uint8_t * key,
|
|
const uint8_t * iv,
|
|
bool encrypt)
|
|
{
|
|
CRYPTO_AES_CFB128(out, in, len, key, iv, encrypt);
|
|
}
|
|
|
|
/***************************************************************************//**
|
|
* @brief
|
|
* AES Cipher feedback (CFB) cipher mode encryption/decryption, 256 bit key.
|
|
*
|
|
* @deprecated
|
|
* This function is present to preserve backwards compatibility. Use
|
|
* @ref CRYPTO_AES_CFB256 instead.
|
|
******************************************************************************/
|
|
__STATIC_INLINE void AES_CFB256(uint8_t * out,
|
|
const uint8_t * in,
|
|
unsigned int len,
|
|
const uint8_t * key,
|
|
const uint8_t * iv,
|
|
bool encrypt)
|
|
{
|
|
CRYPTO_AES_CFB256(out, in, len, key, iv, encrypt);
|
|
}
|
|
|
|
/***************************************************************************//**
|
|
* @brief
|
|
* AES Counter (CTR) cipher mode encryption/decryption, 128 bit key.
|
|
*
|
|
* @deprecated
|
|
* This function is present to preserve backwards compatibility. Use
|
|
* @ref CRYPTO_AES_CTR128 instead.
|
|
******************************************************************************/
|
|
__STATIC_INLINE void AES_CTR128(uint8_t * out,
|
|
const uint8_t * in,
|
|
unsigned int len,
|
|
const uint8_t * key,
|
|
uint8_t * ctr,
|
|
CRYPTO_AES_CtrFuncPtr_TypeDef ctrFunc)
|
|
{
|
|
CRYPTO_AES_CTR128(out, in, len, key, ctr, ctrFunc);
|
|
}
|
|
|
|
/***************************************************************************//**
|
|
* @brief
|
|
* AES Counter (CTR) cipher mode encryption/decryption, 256 bit key.
|
|
*
|
|
* @deprecated
|
|
* This function is present to preserve backwards compatibility. Use
|
|
* @ref CRYPTO_AES_CTR256 instead.
|
|
******************************************************************************/
|
|
__STATIC_INLINE void AES_CTR256(uint8_t * out,
|
|
const uint8_t * in,
|
|
unsigned int len,
|
|
const uint8_t * key,
|
|
uint8_t * ctr,
|
|
CRYPTO_AES_CtrFuncPtr_TypeDef ctrFunc)
|
|
{
|
|
CRYPTO_AES_CTR256(out, in, len, key, ctr, ctrFunc);
|
|
}
|
|
|
|
/***************************************************************************//**
|
|
* @brief
|
|
* Update last 32 bits of 128 bit counter, by incrementing with 1.
|
|
*
|
|
* @deprecated
|
|
* This function is present to preserve backwards compatibility. Use
|
|
* @ref CRYPTO_AES_CTRUpdate32Bit instead.
|
|
******************************************************************************/
|
|
__STATIC_INLINE void AES_CTRUpdate32Bit(uint8_t * ctr)
|
|
{
|
|
CRYPTO_AES_CTRUpdate32Bit(ctr);
|
|
}
|
|
|
|
/***************************************************************************//**
|
|
* @brief
|
|
* Generate 128 bit AES decryption key from 128 bit encryption key. The
|
|
* decryption key is used for some cipher modes when decrypting.
|
|
*
|
|
* @deprecated
|
|
* This function is present to preserve backwards compatibility. Use
|
|
* @ref CRYPTO_AES_DecryptKey128 instead.
|
|
******************************************************************************/
|
|
__STATIC_INLINE void AES_DecryptKey128(uint8_t * out, const uint8_t * in)
|
|
{
|
|
CRYPTO_AES_DecryptKey128(out, in);
|
|
}
|
|
|
|
/***************************************************************************//**
|
|
* @brief
|
|
* Generate 256 bit AES decryption key from 256 bit encryption key. The
|
|
* decryption key is used for some cipher modes when decrypting.
|
|
*
|
|
* @deprecated
|
|
* This function is present to preserve backwards compatibility. Use
|
|
* @ref CRYPTO_AES_DecryptKey256 instead.
|
|
******************************************************************************/
|
|
__STATIC_INLINE void AES_DecryptKey256(uint8_t * out, const uint8_t * in)
|
|
{
|
|
CRYPTO_AES_DecryptKey256(out, in);
|
|
}
|
|
|
|
/***************************************************************************//**
|
|
* @brief
|
|
* AES Electronic Codebook (ECB) cipher mode encryption/decryption,
|
|
* 128 bit key.
|
|
*
|
|
* @deprecated
|
|
* This function is present to preserve backwards compatibility. Use
|
|
* @ref CRYPTO_AES_ECB128 instead.
|
|
******************************************************************************/
|
|
__STATIC_INLINE void AES_ECB128(uint8_t * out,
|
|
const uint8_t * in,
|
|
unsigned int len,
|
|
const uint8_t * key,
|
|
bool encrypt)
|
|
{
|
|
CRYPTO_AES_ECB128(out, in, len, key, encrypt);
|
|
}
|
|
|
|
/***************************************************************************//**
|
|
* @brief
|
|
* AES Electronic Codebook (ECB) cipher mode encryption/decryption,
|
|
* 256 bit key.
|
|
*
|
|
* @deprecated
|
|
* This function is present to preserve backwards compatibility. Use
|
|
* @ref CRYPTO_AES_ECB256 instead.
|
|
******************************************************************************/
|
|
__STATIC_INLINE void AES_ECB256(uint8_t * out,
|
|
const uint8_t * in,
|
|
unsigned int len,
|
|
const uint8_t * key,
|
|
bool encrypt)
|
|
{
|
|
CRYPTO_AES_ECB256(out, in, len, key, encrypt);
|
|
}
|
|
|
|
/***************************************************************************//**
|
|
* @brief
|
|
* AES Output feedback (OFB) cipher mode encryption/decryption, 128 bit key.
|
|
*
|
|
* @deprecated
|
|
* This function is present to preserve backwards compatibility. Use
|
|
* @ref CRYPTO_AES_OFB128 instead.
|
|
******************************************************************************/
|
|
__STATIC_INLINE void AES_OFB128(uint8_t * out,
|
|
const uint8_t * in,
|
|
unsigned int len,
|
|
const uint8_t * key,
|
|
const uint8_t * iv)
|
|
{
|
|
CRYPTO_AES_OFB128(out, in, len, key, iv);
|
|
}
|
|
|
|
/***************************************************************************//**
|
|
* @brief
|
|
* AES Output feedback (OFB) cipher mode encryption/decryption, 256 bit key.
|
|
*
|
|
* @deprecated
|
|
* This function is present to preserve backwards compatibility. Use
|
|
* @ref CRYPTO_AES_OFB256 instead.
|
|
******************************************************************************/
|
|
__STATIC_INLINE void AES_OFB256(uint8_t * out,
|
|
const uint8_t * in,
|
|
unsigned int len,
|
|
const uint8_t * key,
|
|
const uint8_t * iv)
|
|
{
|
|
CRYPTO_AES_OFB256(out, in, len, key, iv);
|
|
}
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
/** @} (end addtogroup CRYPTO) */
|
|
/** @} (end addtogroup EM_Library) */
|
|
|
|
#endif /* defined(CRYPTO_COUNT) && (CRYPTO_COUNT > 0) */
|
|
|
|
#endif /* __SILICON_LABS_EM_CRYPTO_H__ */
|