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[hwcrypto]Optimize memory usage

This commit is contained in:
tyx 2022-04-02 14:23:21 +08:00 committed by guo
parent b80f581562
commit cceefd5ef9
1 changed files with 4 additions and 4 deletions
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8
components/drivers/hwcrypto/hw_symmetric.h
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@ -54,12 +54,12 @@ struct hwcrypto_symmetric_info
struct hwcrypto_symmetric struct hwcrypto_symmetric
{ {
struct rt_hwcrypto_ctx parent; /**< Inheritance from hardware crypto context */ struct rt_hwcrypto_ctx parent; /**< Inheritance from hardware crypto context */
rt_uint32_t flags; /**< key or iv or ivoff has been changed. The flag will be set up */ rt_uint16_t flags; /**< key or iv or ivoff has been changed. The flag will be set up */
rt_int32_t iv_len; /**< initialization vector effective length */ rt_uint16_t iv_len; /**< initialization vector effective length */
rt_int32_t iv_off; /**< The offset in IV */ rt_uint16_t iv_off; /**< The offset in IV */
rt_uint16_t key_bitlen; /**< The crypto key bit length */
rt_uint8_t iv[RT_HWCRYPTO_IV_MAX_SIZE]; /**< The initialization vector */ rt_uint8_t iv[RT_HWCRYPTO_IV_MAX_SIZE]; /**< The initialization vector */
rt_uint8_t key[RT_HWCRYPTO_KEYBIT_MAX_SIZE >> 3]; /**< The crypto key */ rt_uint8_t key[RT_HWCRYPTO_KEYBIT_MAX_SIZE >> 3]; /**< The crypto key */
rt_int32_t key_bitlen; /**< The crypto key bit length */
const struct hwcrypto_symmetric_ops *ops; /**< !! Hardware initializes this value when creating context !! */ const struct hwcrypto_symmetric_ops *ops; /**< !! Hardware initializes this value when creating context !! */
}; };