194 lines
6.3 KiB
C
194 lines
6.3 KiB
C
/*
|
|
* Copyright (c) 2006-2019, 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_dufault(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
|