hwcrypto.h
6.26 KB
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
/*
* Copyright (c) 2006-2021, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2019-04-23 tyx the first version
*/
#ifndef __HWCRYPTO_H__
#define __HWCRYPTO_H__
#include <rtthread.h>
#ifndef RT_HWCRYPTO_DEFAULT_NAME
#define RT_HWCRYPTO_DEFAULT_NAME ("hwcryto")
#endif
#define HWCRYPTO_MAIN_TYPE_MASK (0xffffUL << 16)
#define HWCRYPTO_SUB_TYPE_MASK (0xffUL << 8)
#ifdef __cplusplus
extern "C" {
#endif
typedef enum
{
HWCRYPTO_TYPE_NULL = 0x00000000,
/* Main Type */
/* symmetric Type */
HWCRYPTO_TYPE_HEAD = __LINE__,
HWCRYPTO_TYPE_AES = ((__LINE__ - HWCRYPTO_TYPE_HEAD) & 0xffff) << 16, /**< AES */
HWCRYPTO_TYPE_DES = ((__LINE__ - HWCRYPTO_TYPE_HEAD) & 0xffff) << 16, /**< DES */
HWCRYPTO_TYPE_3DES = ((__LINE__ - HWCRYPTO_TYPE_HEAD) & 0xffff) << 16, /**< 3DES */
HWCRYPTO_TYPE_RC4 = ((__LINE__ - HWCRYPTO_TYPE_HEAD) & 0xffff) << 16, /**< RC4 */
HWCRYPTO_TYPE_GCM = ((__LINE__ - HWCRYPTO_TYPE_HEAD) & 0xffff) << 16, /**< GCM */
/* HASH Type */
HWCRYPTO_TYPE_MD5 = ((__LINE__ - HWCRYPTO_TYPE_HEAD) & 0xffff) << 16, /**< MD5 */
HWCRYPTO_TYPE_SHA1 = ((__LINE__ - HWCRYPTO_TYPE_HEAD) & 0xffff) << 16, /**< SHA1 */
HWCRYPTO_TYPE_SHA2 = ((__LINE__ - HWCRYPTO_TYPE_HEAD) & 0xffff) << 16, /**< SHA2 */
/* Other Type */
HWCRYPTO_TYPE_RNG = ((__LINE__ - HWCRYPTO_TYPE_HEAD) & 0xffff) << 16, /**< RNG */
HWCRYPTO_TYPE_CRC = ((__LINE__ - HWCRYPTO_TYPE_HEAD) & 0xffff) << 16, /**< CRC */
HWCRYPTO_TYPE_BIGNUM = ((__LINE__ - HWCRYPTO_TYPE_HEAD) & 0xffff) << 16, /**< BIGNUM */
/* AES Subtype */
HWCRYPTO_TYPE_AES_ECB = HWCRYPTO_TYPE_AES | (0x01 << 8),
HWCRYPTO_TYPE_AES_CBC = HWCRYPTO_TYPE_AES | (0x02 << 8),
HWCRYPTO_TYPE_AES_CFB = HWCRYPTO_TYPE_AES | (0x03 << 8),
HWCRYPTO_TYPE_AES_CTR = HWCRYPTO_TYPE_AES | (0x04 << 8),
HWCRYPTO_TYPE_AES_OFB = HWCRYPTO_TYPE_AES | (0x05 << 8),
/* DES Subtype */
HWCRYPTO_TYPE_DES_ECB = HWCRYPTO_TYPE_DES | (0x01 << 8),
HWCRYPTO_TYPE_DES_CBC = HWCRYPTO_TYPE_DES | (0x02 << 8),
/* 3DES Subtype */
HWCRYPTO_TYPE_3DES_ECB = HWCRYPTO_TYPE_3DES | (0x01 << 8),
HWCRYPTO_TYPE_3DES_CBC = HWCRYPTO_TYPE_3DES | (0x02 << 8),
/* SHA2 Subtype */
HWCRYPTO_TYPE_SHA224 = HWCRYPTO_TYPE_SHA2 | (0x01 << 8),
HWCRYPTO_TYPE_SHA256 = HWCRYPTO_TYPE_SHA2 | (0x02 << 8),
HWCRYPTO_TYPE_SHA384 = HWCRYPTO_TYPE_SHA2 | (0x03 << 8),
HWCRYPTO_TYPE_SHA512 = HWCRYPTO_TYPE_SHA2 | (0x04 << 8),
} hwcrypto_type;
typedef enum
{
HWCRYPTO_MODE_ENCRYPT = 0x1, /**< Encryption operations */
HWCRYPTO_MODE_DECRYPT = 0x2, /**< Decryption operations */
HWCRYPTO_MODE_UNKNOWN = 0x7fffffff, /**< Unknown */
} hwcrypto_mode;
struct rt_hwcrypto_ctx;
struct rt_hwcrypto_ops
{
rt_err_t (*create)(struct rt_hwcrypto_ctx *ctx); /**< Creating hardware context */
void (*destroy)(struct rt_hwcrypto_ctx *ctx); /**< Delete hardware context */
rt_err_t (*copy)(struct rt_hwcrypto_ctx *des,
const struct rt_hwcrypto_ctx *src); /**< Cpoy hardware context */
void (*reset)(struct rt_hwcrypto_ctx *ctx); /**< Reset hardware context */
};
struct rt_hwcrypto_device
{
struct rt_device parent; /**< Inherited from the standard device */
const struct rt_hwcrypto_ops *ops; /**< Hardware crypto ops */
rt_uint64_t id; /**< Unique id */
void *user_data; /**< Device user data */
};
struct rt_hwcrypto_ctx
{
struct rt_hwcrypto_device *device; /**< Binding device */
hwcrypto_type type; /**< Encryption and decryption types */
void *contex; /**< Hardware context */
};
/**
* @brief Setting context type (Direct calls are not recommended)
*
* @param ctx Crypto context
* @param type Types of settings
*
* @return RT_EOK on success.
*/
rt_err_t rt_hwcrypto_set_type(struct rt_hwcrypto_ctx *ctx, hwcrypto_type type);
/**
* @brief Reset context type (Direct calls are not recommended)
*
* @param ctx Crypto context
*/
void rt_hwcrypto_ctx_reset(struct rt_hwcrypto_ctx *ctx);
/**
* @brief Init crypto context (Direct calls are not recommended)
*
* @param ctx The context to initialize
* @param device Hardware crypto device
* @param type Type of context
* @param obj_size Size of context object
*
* @return RT_EOK on success.
*/
rt_err_t rt_hwcrypto_ctx_init(struct rt_hwcrypto_ctx *ctx,
struct rt_hwcrypto_device *device, hwcrypto_type type);
/**
* @brief Create crypto context (Direct calls are not recommended)
*
* @param device Hardware crypto device
* @param type Type of context
* @param obj_size Size of context object
*
* @return Crypto context
*/
struct rt_hwcrypto_ctx *rt_hwcrypto_ctx_create(struct rt_hwcrypto_device *device,
hwcrypto_type type, rt_uint32_t obj_size);
/**
* @brief Destroy crypto context (Direct calls are not recommended)
*
* @param device Crypto context
*/
void rt_hwcrypto_ctx_destroy(struct rt_hwcrypto_ctx *ctx);
/**
* @brief Copy crypto context (Direct calls are not recommended)
*
* @param des The destination context
* @param src The context to be copy
*
* @return RT_EOK on success.
*/
rt_err_t rt_hwcrypto_ctx_cpy(struct rt_hwcrypto_ctx *des, const struct rt_hwcrypto_ctx *src);
/**
* @brief Register hardware crypto device
*
* @param device Hardware crypto device
* @param name Name of device
*
* @return RT_EOK on success.
*/
rt_err_t rt_hwcrypto_register(struct rt_hwcrypto_device *device, const char *name);
/**
* @brief Get the default hardware crypto device
*
* @return Hardware crypto device
*
*/
struct rt_hwcrypto_device *rt_hwcrypto_dev_default(void);
/**
* @brief Get the unique ID of the device
*
* @param device Device object
*
* @return Device unique ID
*/
rt_uint64_t rt_hwcrypto_id(struct rt_hwcrypto_device *device);
#ifdef __cplusplus
}
#endif
#endif