1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
|
/*!
* @file apm32f4xx_cryp.h
*
* @brief This file contains all the functions prototypes for the CRYP firmware library
*
* @version V1.0.2
*
* @date 2022-06-23
*
* @attention
*
* Copyright (C) 2021-2022 Geehy Semiconductor
*
* You may not use this file except in compliance with the
* GEEHY COPYRIGHT NOTICE (GEEHY SOFTWARE PACKAGE LICENSE).
*
* The program is only for reference, which is distributed in the hope
* that it will be usefull and instructional for customers to develop
* their software. Unless required by applicable law or agreed to in
* writing, the program is distributed on an "AS IS" BASIS, WITHOUT
* ANY WARRANTY OR CONDITIONS OF ANY KIND, either express or implied.
* See the GEEHY SOFTWARE PACKAGE LICENSE for the governing permissions
* and limitations under the License.
*/
/* Define to prevent recursive inclusion */
#ifndef __APM32F4XX_CRYP_H
#define __APM32F4XX_CRYP_H
#ifdef __cplusplus
extern "C" {
#endif
/* Includes */
#include "apm32f4xx.h"
/** @addtogroup APM32F4xx_StdPeriphDriver
@{
*/
/** @addtogroup CRYP_Driver
@{
*/
/** @defgroup CRYP_Enumerations
@{
*/
/**
* @brief CRYP Algorithm Direction
*/
typedef enum
{
CRYP_ALGODIR_ENCRYPT, /*!< Encryption */
CRYP_ALGODIR_DECRYPT /*!< Decryption */
} CRYP_ALGODIR_T;
/**
* @brief CRYP Algorithm Mode
*/
typedef enum
{
CRYP_ALGOMODE_TDES_ECB = 0x00, /*!< TDES ECB Mode */
CRYP_ALGOMODE_TDES_CBC = 0x01, /*!< TDES CBC Mode */
CRYP_ALGOMODE_DES_ECB = 0x02, /*!< DES ECB Mode */
CRYP_ALGOMODE_DES_CBC = 0x03, /*!< DES CBC Mode */
CRYP_ALGOMODE_AES_ECB = 0x04, /*!< AES ECB Mode */
CRYP_ALGOMODE_AES_CBC = 0x05, /*!< AES CBC Mode */
CRYP_ALGOMODE_AES_CTR = 0x06, /*!< AES CTR Mode */
CRYP_ALGOMODE_AES_KEY = 0x07 /*!< AES KEY Mode */
} CRYP_ALGOMODE_T;
/**
* @brief CRYP Data Type
*/
typedef enum
{
CRYP_DATATYPE_32B, /*!< 32-bit data */
CRYP_DATATYPE_16B, /*!< 16-bit or half-word data */
CRYP_DATATYPE_8B, /*!< 8-bit or byte data */
CRYP_DATATYPE_1B /*!< bit or bits */
} CRYP_DATATYPE_T;
/**
* @brief CRYP Key Size (only AES)
*/
typedef enum
{
CRYP_KEYSIZE_128B, /*!< 128-bit key size */
CRYP_KEYSIZE_192B, /*!< 192-bit key size */
CRYP_KEYSIZE_256B /*!< 256-bit key size */
} CRYP_KEYSIZE_T;
/**
* @brief CRYP flag
*/
typedef enum
{
CRYP_FLAG_IFEMPT = 0x01, /*!< Input FIFO Empty */
CRYP_FLAG_IFFULL = 0x02, /*!< Input FIFO not Full */
CRYP_FLAG_OFEMPT = 0x04, /*!< Output FIFO not Empty */
CRYP_FLAG_OFFULL = 0x08, /*!< Output FIFO Full */
CRYP_FLAG_BUSY = 0x10, /*!< Busy Bit */
CRYP_FLAG_INISTS = 0x21, /*!< Input FIFO Service Raw Interrupt Status */
CRYP_FLAG_OUTISTS = 0x22 /*!< Output FIFO Service Raw Interrupt Status */
} CRYP_FLAG_T;
/**
* @brief CRYP interrupt
*/
typedef enum
{
CRYP_INT_IN = 0x01, /*!< Input FIFO interrupt */
CRYP_INT_OUT = 0x02 /*!< Output FIFO interrupt */
} CRYP_INT_T;
/**
* @brief CRYP Encryption/Decryption_mode
*/
typedef enum
{
CRYP_MODE_DECRYPT = 0x00, /*!< Encryption */
CRYP_MODE_ENCRYPT = 0x01 /*!< Decryption */
} CRYP_MODE_T;
/**
* @brief CRYP DMA transfer request
*/
typedef enum
{
CRYP_DMAREQ_DATAIN = 0x01, /*!< DMA Input Enable */
CRYP_DMAREQ_DATAOUT = 0x02 /*!< DMA Output Enable */
} CRYP_DMAREQ_T;
/**@} end of group CRYP_Enumerations*/
/** @addtogroup CRYP_Structure Data Structure
@{
*/
/**
* @brief CRYP Config structure definition
*/
typedef struct
{
CRYP_ALGODIR_T algoDir; /*!< Algorithm Direction Select */
CRYP_ALGOMODE_T algoMode; /*!< Algorithm Mode Select */
CRYP_DATATYPE_T dataType; /*!< Data Type Select */
CRYP_KEYSIZE_T keySize; /*!< Key Size Select */
} CRYP_Config_T;
/**
* @brief CRYP KeyConfig structure definition
*/
typedef struct
{
uint32_t key0Left; /*!< key0 left */
uint32_t key0Right; /*!< key0 right */
uint32_t key1Left; /*!< key1 left */
uint32_t key1Right; /*!< key1 right */
uint32_t key2Left; /*!< key2 left */
uint32_t key2Right; /*!< key2 right */
uint32_t key3Left; /*!< key3 left */
uint32_t key3Right; /*!< key3 right */
} CRYP_KeyConfig_T;
/**
* @brief CRYP Initialization Vectors (IV) structure definition
*/
typedef struct
{
uint32_t IV0Left; /*!< Initialization Vector0 left */
uint32_t IV0Right; /*!< Initialization Vector0 right */
uint32_t IV1Left; /*!< Initialization Vector1 left */
uint32_t IV1Right; /*!< Initialization Vector1 right */
} CRYP_IVConfig_T;
/**
* @brief CRYP context swapping structure definition
*/
typedef struct
{
/* Current Configuration */
uint32_t curCTRL; /*!< Current Configuration */
/* IV */
uint32_t IV0L; /*!< Initialization Vector0 left */
uint32_t IV0R; /*!< Initialization Vector0 right */
uint32_t IV1L; /*!< Initialization Vector1 left */
uint32_t IV1R; /*!< Initialization Vector1 right */
/* KEY */
uint32_t K0L; /*!< key0 left */
uint32_t K0R; /*!< key0 right */
uint32_t K1L; /*!< key1 left */
uint32_t K1R; /*!< key1 right */
uint32_t K2L; /*!< key2 left */
uint32_t K2R; /*!< key2 right */
uint32_t K3L; /*!< key3 left */
uint32_t K3R; /*!< key3 right */
} CRYP_Context_T;
/**@} end of group CRYP_Structure*/
/** @defgroup CRYP_Functions
@{
*/
/* CRYP Configuration */
void CRYP_Reset(void);
void CRYP_Config(CRYP_Config_T* crypConfig);
void CRYP_ConfigStructInit(CRYP_Config_T* crypConfig);
void CRYP_ConfigKey(CRYP_KeyConfig_T* keyConfig);
void CRYP_ConfigKeyStructInit(CRYP_KeyConfig_T* keyConfig);
void CRYP_ConfigIV(CRYP_IVConfig_T* IVConfig);
void CRYP_ConfigIVStructInit(CRYP_IVConfig_T* IVConfig);
void CRYP_Enable(void);
void CRYP_Disable(void);
void CRYP_FlushFIFO(void);
/* CRYP Data processing */
void CRYP_InData(uint32_t Data);
uint32_t CRYP_OutData(void);
/* CRYP Context swapping */
uint32_t CRYP_SaveContext(CRYP_Context_T* context, CRYP_KeyConfig_T* keyConfig);
void CRYP_RestoreContext(CRYP_Context_T* context);
/* CRYP DMA */
void CRYP_EnableDMA(CRYP_DMAREQ_T dmaReq);
void CRYP_DisableDMA(CRYP_DMAREQ_T dmaReq);
/* CRYP Interrupt and flag */
void CRYP_EnableInterrupt(uint8_t interrupt);
void CRYP_DisableInterrupt(uint8_t interrupt);
uint8_t CRYP_ReadIntFlag(CRYP_INT_T flag);
uint8_t CRYP_ReadStatusFlag(CRYP_FLAG_T flag);
uint8_t CRYP_ReadCmdStatus(void);
/* High Level AES */
uint8_t CRYP_AES_ECB(CRYP_MODE_T mode, uint8_t *key, uint16_t keysize,
uint8_t *input, uint32_t length, uint8_t *output);
uint8_t CRYP_AES_CBC(CRYP_MODE_T mode, uint8_t *key, uint16_t keysize,
uint8_t IV[16], uint8_t *input,
uint32_t length, uint8_t *output);
uint8_t CRYP_AES_CTR(CRYP_MODE_T mode, uint8_t *key, uint16_t keysize,
uint8_t IV[16], uint8_t *input,
uint32_t length, uint8_t *output);
/* High Level DES */
uint8_t CRYP_DES_ECB(CRYP_MODE_T mode, uint8_t key[8], uint8_t *input,
uint32_t length, uint8_t *output);
uint8_t CRYP_DES_CBC(CRYP_MODE_T mode, uint8_t key[8], uint8_t *input,
uint8_t IV[8], uint32_t length, uint8_t *output);
/* High Level TDES */
uint8_t CRYP_TDES_ECB(CRYP_MODE_T mode, uint8_t key[24], uint8_t *input,
uint32_t length, uint8_t *output);
uint8_t CRYP_TDES_CBC(CRYP_MODE_T mode,uint8_t key[24], uint8_t *input,
uint8_t IV[8], uint32_t length, uint8_t *output);
#ifdef __cplusplus
}
#endif
#endif /* __APM32F4XX_CRYP_H */
/**@} end of group CRYP_Enumerations */
/**@} end of group CRYP_Driver */
/**@} end of group APM32F4xx_StdPeriphDriver */
|
