diff options
Diffstat (limited to 'lib/sec_library/include/sm4.h')
| -rw-r--r-- | lib/sec_library/include/sm4.h | 35 |
1 files changed, 29 insertions, 6 deletions
diff --git a/lib/sec_library/include/sm4.h b/lib/sec_library/include/sm4.h index 3e4f59f1..0d66cb88 100644 --- a/lib/sec_library/include/sm4.h +++ b/lib/sec_library/include/sm4.h @@ -1,5 +1,5 @@ /* - * Copyright (C) 2017-2021 Alibaba Group Holding Limited + * Copyright (C) 2017-2020 Alibaba Group Holding Limited */ /****************************************************************************** @@ -14,18 +14,41 @@ #define _DRV_SM4_H_ #include <stdint.h> -#include <drv/common.h> +#include "common.h" #ifdef __cplusplus extern "C" { #endif +#define SM4_KEY_LEN_BYTES_32 32 +#define SM4_KEY_LEN_BYTES_24 24 +#define SM4_KEY_LEN_BYTES_16 16 + +typedef enum { + SM4_KEY_LEN_BITS_128 = 0, /*128 Data bits*/ + SM4_KEY_LEN_BITS_256 /*256 Data bits*/ +} csi_sm4_key_bits_t; + +typedef struct { + uint32_t busy : 1; ///< Calculate busy flag + uint32_t error : 1; ///< Calculate error flag +} csi_sm4_state_t; + +typedef struct { + uint32_t key_len_byte; + uint8_t key[32]; ///< Data block being processed + uint32_t sca; +} csi_sm4_context_t; + /** \brief SM4 Ctrl Block */ typedef struct { - csi_dev_t dev; - void * priv; + csi_sm4_state_t state; + csi_sm4_context_t context; + csi_dev_t dev; + void * priv; + uint32_t is_kdf; } csi_sm4_t; // Function documentation @@ -50,7 +73,7 @@ void csi_sm4_uninit(csi_sm4_t *sm4); \param[in] key Pointer to the key buf \return error code \ref uint32_t */ -csi_error_t csi_sm4_set_encrypt_key(csi_sm4_t *sm4, uint8_t *key); +csi_error_t csi_sm4_set_encrypt_key(csi_sm4_t *sm4, uint8_t *key, csi_sm4_key_bits_t key_len); /** \brief Set decrypt key @@ -58,7 +81,7 @@ csi_error_t csi_sm4_set_encrypt_key(csi_sm4_t *sm4, uint8_t *key); \param[in] key Pointer to the key buf \return error code \ref uint32_t */ -csi_error_t csi_sm4_set_decrypt_key(csi_sm4_t *sm4, uint8_t *key); +csi_error_t csi_sm4_set_decrypt_key(csi_sm4_t *sm4, uint8_t *key, csi_sm4_key_bits_t key_len); /** \brief sm4 ecb encrypt |