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/*
* Copyright (C) 2017-2021 Alibaba Group Holding Limited
*/
/******************************************************************************
* @file sec_crypt_sm4.h
* @brief Header File for SM4
* @version V1.0
* @date 20. Jul 2021
* @model sm4
******************************************************************************/
#ifndef _SC_SM4_H_
#define _SC_SM4_H_
#ifdef CONFIG_CSI_V2
#include "drv/sm4.h"
#endif
#ifdef __cplusplus
extern "C" {
#endif
/**
\brief SM4 Ctrl Block
*/
typedef struct {
#ifdef CONFIG_CSI_V2
csi_sm4_t sm4;
#endif
} sc_sm4_t;
// Function documentation
/**
\brief Initialize sm4 Interface. Initializes the resources needed for
the sm4 interface \param[in] sm4 operate handle \param[in] idx device
id \return error code \ref uint32_t
*/
uint32_t sc_sm4_init(sc_sm4_t *sm4, uint32_t idx);
/**
\brief De-initialize sm4 Interface. stops operation and releases the
software resources used by the interface \param[in] sm4 handle to operate
\return None
*/
void sc_sm4_uninit(sc_sm4_t *sm4);
/**
\brief Set encrypt key
\param[in] sm4 handle to operate
\param[in] key Pointer to the key buf
\return error code \ref uint32_t
*/
uint32_t sc_sm4_set_encrypt_key(sc_sm4_t *sm4, uint8_t *key);
/**
\brief Set decrypt key
\param[in] sm4 handle to operate
\param[in] key Pointer to the key buf
\return error code \ref uint32_t
*/
uint32_t sc_sm4_set_decrypt_key(sc_sm4_t *sm4, uint8_t *key);
/**
\brief sm4 ecb encrypt
\param[in] sm4 handle to operate
\param[in] in Pointer to the Source data
\param[out] out Pointer to the Result data
\param[in] size the Source data size
\return error code \ref uint32_t
*/
uint32_t sc_sm4_ecb_encrypt(sc_sm4_t *sm4, uint8_t *in, uint8_t *out,
uint32_t size);
/**
\brief sm4 ecb decrypt
\param[in] sm4 handle to operate
\param[in] in Pointer to the Source data
\param[out] out Pointer to the Result data
\param[in] size the Source data size
\return error code \ref uint32_t
*/
uint32_t sc_sm4_ecb_decrypt(sc_sm4_t *sm4, uint8_t *in, uint8_t *out,
uint32_t size);
/**
\brief sm4 cbc encrypt
\param[in] sm4 handle to operate
\param[in] in Pointer to the Source data
\param[out] out Pointer to the Result data
\param[in] size the Source data size
\param[in] iv init vector
\return error code \ref uint32_t
*/
uint32_t sc_sm4_cbc_encrypt(sc_sm4_t *sm4, uint8_t *in, uint8_t *out,
uint32_t size, uint8_t *iv);
/**
\brief sm4 cbc decrypt
\param[in] sm4 handle to operate
\param[in] in Pointer to the Source data
\param[out] out Pointer to the Result data
\param[in] size the Source data size
\param[in] iv init vector
\return error code \ref uint32_t
*/
uint32_t sc_sm4_cbc_decrypt(sc_sm4_t *sm4, uint8_t *in, uint8_t *out,
uint32_t size, uint8_t *iv);
/**
\brief sm4 cfb1 encrypt
\param[in] sm4 handle to operate
\param[in] in Pointer to the Source data
\param[out] out Pointer to the Result data
\param[in] size the Source data size
\param[in] iv init vector
\return error code \ref uint32_t
*/
uint32_t sc_sm4_cfb1_encrypt(sc_sm4_t *sm4, uint8_t *in, uint8_t *out,
uint32_t size, uint8_t *iv);
/**
\brief sm4 cfb1 decrypt
\param[in] sm4 handle to operate
\param[in] in Pointer to the Source data
\param[out] out Pointer to the Result data
\param[in] size the Source data size
\param[in] iv init vector
\return error code \ref uint32_t
*/
uint32_t sc_sm4_cfb1_decrypt(sc_sm4_t *sm4, uint8_t *in, uint8_t *out,
uint32_t size, uint8_t *iv);
/**
\brief sm4 cfb8 encrypt
\param[in] sm4 handle to operate
\param[in] in Pointer to the Source data
\param[out] out Pointer to the Result data
\param[in] size the Source data size
\param[in] iv init vector
\return error code \ref uint32_t
*/
uint32_t sc_sm4_cfb8_encrypt(sc_sm4_t *sm4, uint8_t *in, uint8_t *out,
uint32_t size, uint8_t *iv);
/**
\brief sm4 cfb8 decrypt
\param[in] sm4 handle to operate
\param[in] in Pointer to the Source data
\param[out] out Pointer to the Result data
\param[in] size the Source data size
\param[in] iv init vector
\return error code \ref uint32_t
*/
uint32_t sc_sm4_cfb8_decrypt(sc_sm4_t *sm4, uint8_t *in, uint8_t *out,
uint32_t size, uint8_t *iv);
/**
\brief sm4 cfb128 decrypt
\param[in] sm4 handle to operate
\param[in] in Pointer to the Source data
\param[out] out Pointer to the Result data
\param[in] size the Source data size
\param[in] iv init vector
\param[out] num the number of the 128-bit block we have used
\return error code \ref uint32_t
*/
uint32_t sc_sm4_cfb128_decrypt(sc_sm4_t *sm4, uint8_t *in, uint8_t *out,
uint32_t size, uint8_t *iv, uint32_t *num);
/**
\brief sm4 cfb128 encrypt
\param[in] sm4 handle to operate
\param[in] in Pointer to the Source data
\param[out] out Pointer to the Result data
\param[in] size the Source data size
\param[in] iv init vector
\param[out] num the number of the 128-bit block we have used
\return error code \ref uint32_t
*/
uint32_t sc_sm4_cfb128_encrypt(sc_sm4_t *sm4, uint8_t *in, uint8_t *out,
uint32_t size, uint8_t *iv, uint32_t *num);
/**
\brief sm4 ofb encrypt
\param[in] sm4 handle to operate
\param[in] in Pointer to the Source data
\param[out] out Pointer to the Result data
\param[in] size the Source data size
\param[in] iv init vector
\param[out] num the number of the 128-bit block we have used
\return error code \ref uint32_t
*/
uint32_t sc_sm4_ofb_encrypt(sc_sm4_t *sm4, uint8_t *in, uint8_t *out,
uint32_t size, uint8_t *iv, uint32_t *num);
/**
\brief sm4 ofb encrypt
\param[in] sm4 handle to operate
\param[in] in Pointer to the Source data
\param[out] out Pointer to the Result data
\param[in] size the Source data size
\param[in] iv init vector
\param[out] num the number of the 128-bit block we have used
\return error code \ref uint32_t
*/
uint32_t sc_sm4_ofb_decrypt(sc_sm4_t *sm4, uint8_t *in, uint8_t *out,
uint32_t size, uint8_t *iv, uint32_t *num);
/**
\brief sm4 ctr encrypt
\param[in] sm4 handle to operate
\param[in] in Pointer to the Source data
\param[out] out Pointer to the Result data
\param[in] size the Source data size
\param[in] nonce_counter counter
\return error code \ref uint32_t
*/
uint32_t sc_sm4_ctr_encrypt(sc_sm4_t *sm4, uint8_t *in, uint8_t *out,
uint32_t size, uint8_t nonce_counter[16]);
/**
\brief sm4 ctr encrypt
\param[in] sm4 handle to operate
\param[in] in Pointer to the Source data
\param[out] out Pointer to the Result data
\param[in] size the Source data size
\param[in] nonce_counter counter
\return error code \ref uint32_t
*/
uint32_t sc_sm4_ctr_decrypt(sc_sm4_t *sm4, uint8_t *in, uint8_t *out,
uint32_t size, uint8_t nonce_counter[16]);
#ifdef __cplusplus
extern "C" {
#endif
#endif /* _SC_SM4_H_ */
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