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[components][drivers] 硬件大数适应性调整

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tangyuxin committed 2019-06-05 16:57:09 +08:00
1 parent 91c858ead2
commit ab7c1530ea
4 files changed
+122 -182
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components/drivers/Kconfig
+1 -1
View File
@@ -278,7 +278,7 @@ menu "Using Hardware Crypto drivers"
int "IV max size"
default "16"
config HWCRYPTO_KEYBIT_MAX_SIZE
config RT_HWCRYPTO_KEYBIT_MAX_SIZE
int "Key max bit length"
default 256
components/drivers/hwcrypto/hw_bignum.c
+74 -112
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File diff suppressed because it is too large. Load diff
components/drivers/hwcrypto/hw_bignum.h
+46 -68
View File
@@ -22,34 +22,35 @@ struct hwcrypto_bignum;
/* bignum obj */
struct hw_bignum_mpi
{
rt_size_t total; /**< Total length of data */
rt_ubase_t *p; /**< pointer to data */
int sign; /**< integer sign */
rt_size_t total; /**< total of limbs */
rt_uint8_t *p; /**< pointer to limbs */
};
struct hwcrypto_bignum_ops
{
rt_err_t (*add)(struct hwcrypto_bignum *bignum_ctx,
struct hw_bignum_mpi *a,
const struct hw_bignum_mpi *b,
const struct hw_bignum_mpi *c); /**< a = b + c */
struct hw_bignum_mpi *x,
const struct hw_bignum_mpi *a,
const struct hw_bignum_mpi *b); /**< x = a + b */
rt_err_t (*sub)(struct hwcrypto_bignum *bignum_ctx,
struct hw_bignum_mpi *a,
const struct hw_bignum_mpi *b,
const struct hw_bignum_mpi *c); /**< a = b - c */
struct hw_bignum_mpi *x,
const struct hw_bignum_mpi *a,
const struct hw_bignum_mpi *b); /**< x = a - b */
rt_err_t (*mul)(struct hwcrypto_bignum *bignum_ctx,
struct hw_bignum_mpi *a,
const struct hw_bignum_mpi *b,
const struct hw_bignum_mpi *c); /**< a = b * c */
struct hw_bignum_mpi *x,
const struct hw_bignum_mpi *a,
const struct hw_bignum_mpi *b); /**< x = a * b */
rt_err_t (*mulmod)(struct hwcrypto_bignum *bignum_ctx,
struct hw_bignum_mpi *a,
struct hw_bignum_mpi *x,
const struct hw_bignum_mpi *a,
const struct hw_bignum_mpi *b,
const struct hw_bignum_mpi *c,
const struct hw_bignum_mpi *d); /**< a = b * c (mod d) */
const struct hw_bignum_mpi *c); /**< x = a * b (mod c) */
rt_err_t (*exptmod)(struct hwcrypto_bignum *bignum_ctx,
struct hw_bignum_mpi *a,
struct hw_bignum_mpi *x,
const struct hw_bignum_mpi *a,
const struct hw_bignum_mpi *b,
const struct hw_bignum_mpi *c,
const struct hw_bignum_mpi *d); /**< a = b ^ c (mod d) */
const struct hw_bignum_mpi *c); /**< x = a ^ b (mod c) */
};
/**
@@ -69,11 +70,9 @@ struct hwcrypto_bignum
rt_err_t rt_hwcrypto_bignum_default(struct rt_hwcrypto_device *device);
/**
* @brief Allocate memory for bignum
*
* @return Pointer to allocated bignum obj
* @brief Init bignum obj
*/
struct hw_bignum_mpi *rt_hwcrypto_bignum_alloc(void);
void rt_hwcrypto_bignum_init(struct hw_bignum_mpi *n);
/**
* @brief free a bignum obj
@@ -92,18 +91,18 @@ void rt_hwcrypto_bignum_free(struct hw_bignum_mpi *n);
int rt_hwcrypto_bignum_get_len(const struct hw_bignum_mpi *n);
/**
* @brief Get length of bignum as an unsigned binary buffer
* @brief Export n into unsigned binary data, big endian
*
* @param n bignum obj
* @param buf Buffer for the binary number
* @param len Length of the buffer
*
* @return binary buffer Length
* @return export bin length
*/
int rt_hwcrypto_bignum_get_bin(struct hw_bignum_mpi *n, rt_uint8_t *buf, int len);
int rt_hwcrypto_bignum_export_bin(struct hw_bignum_mpi *n, rt_uint8_t *buf, int len);
/**
* @brief Set binary buffer to unsigned bignum
* @brief Import n from unsigned binary data, big endian
*
* @param n bignum obj
* @param buf Buffer for the binary number
@@ -111,31 +110,10 @@ int rt_hwcrypto_bignum_get_bin(struct hw_bignum_mpi *n, rt_uint8_t *buf, int len
*
* @return RT_EOK on success.
*/
rt_err_t rt_hwcrypto_bignum_set_bin(struct hw_bignum_mpi *n, rt_uint8_t *buf, int len);
rt_err_t rt_hwcrypto_bignum_import_bin(struct hw_bignum_mpi *n, rt_uint8_t *buf, int len);
/**
* @brief Unsigned comparison
*
* @param a bignum obj
* @param b bignum obj
*
* @return 0 is equal
*/
int rt_hwcrypto_bignum_cmp(const struct hw_bignum_mpi *a,
const struct hw_bignum_mpi *b);
/**
* @brief Compare bignum to standard Unsigned integer
*
* @param a bignum obj
* @param b Unsigned integer
*
* @return 0 is equal
*/
int rt_hwcrypto_bignum_cmp_d(const struct hw_bignum_mpi *a, unsigned long b);
/**
* @brief a = b + c
* @brief x = a + b
*
* @param a bignum obj
* @param b bignum obj
@@ -143,12 +121,12 @@ int rt_hwcrypto_bignum_cmp_d(const struct hw_bignum_mpi *a, unsigned long b);
*
* @return RT_EOK on success.
*/
rt_err_t rt_hwcrypto_bignum_add(struct hw_bignum_mpi *a,
const struct hw_bignum_mpi *b,
const struct hw_bignum_mpi *c);
rt_err_t rt_hwcrypto_bignum_add(struct hw_bignum_mpi *x,
const struct hw_bignum_mpi *a,
const struct hw_bignum_mpi *b);
/**
* @brief a = b - c
* @brief x = a - b
*
* @param a bignum obj
* @param b bignum obj
@@ -156,12 +134,12 @@ rt_err_t rt_hwcrypto_bignum_add(struct hw_bignum_mpi *a,
*
* @return RT_EOK on success.
*/
rt_err_t rt_hwcrypto_bignum_sub(struct hw_bignum_mpi *a,
const struct hw_bignum_mpi *b,
const struct hw_bignum_mpi *c);
rt_err_t rt_hwcrypto_bignum_sub(struct hw_bignum_mpi *x,
const struct hw_bignum_mpi *a,
const struct hw_bignum_mpi *b);
/**
* @brief a = b * c
* @brief x = a * b
*
* @param a bignum obj
* @param b bignum obj
@@ -169,12 +147,12 @@ rt_err_t rt_hwcrypto_bignum_sub(struct hw_bignum_mpi *a,
*
* @return RT_EOK on success.
*/
rt_err_t rt_hwcrypto_bignum_mul(struct hw_bignum_mpi *a,
const struct hw_bignum_mpi *b,
const struct hw_bignum_mpi *c);
rt_err_t rt_hwcrypto_bignum_mul(struct hw_bignum_mpi *x,
const struct hw_bignum_mpi *a,
const struct hw_bignum_mpi *b);
/**
* @brief a = b * c (mod d)
* @brief x = a * b (mod c)
*
* @param a bignum obj
* @param b bignum obj
@@ -182,13 +160,13 @@ rt_err_t rt_hwcrypto_bignum_mul(struct hw_bignum_mpi *a,
*
* @return RT_EOK on success.
*/
rt_err_t rt_hwcrypto_bignum_mulmod(struct hw_bignum_mpi *a,
rt_err_t rt_hwcrypto_bignum_mulmod(struct hw_bignum_mpi *x,
const struct hw_bignum_mpi *a,
const struct hw_bignum_mpi *b,
const struct hw_bignum_mpi *c,
const struct hw_bignum_mpi *d);
const struct hw_bignum_mpi *c);
/**
* @brief a = b ^ c (mod d)
* @brief x = a ^ b (mod c)
*
* @param a bignum obj
* @param b bignum obj
@@ -196,10 +174,10 @@ rt_err_t rt_hwcrypto_bignum_mulmod(struct hw_bignum_mpi *a,
*
* @return RT_EOK on success.
*/
rt_err_t bignum_exptmod(struct hw_bignum_mpi *a,
const struct hw_bignum_mpi *b,
const struct hw_bignum_mpi *c,
const struct hw_bignum_mpi *d);
rt_err_t rt_hwcrypto_bignum_exptmod(struct hw_bignum_mpi *x,
const struct hw_bignum_mpi *a,
const struct hw_bignum_mpi *b,
const struct hw_bignum_mpi *c);
#ifdef __cplusplus
}
components/drivers/hwcrypto/hw_hash.h
+1 -1
View File
@@ -101,7 +101,7 @@ void rt_hwcrypto_hash_reset(struct rt_hwcrypto_ctx *ctx);
*
* @return RT_EOK on success.
*/
rt_err_t rt_hwcrypto_hash_type(struct rt_hwcrypto_ctx *ctx, hwcrypto_type type);
rt_err_t rt_hwcrypto_hash_set_type(struct rt_hwcrypto_ctx *ctx, hwcrypto_type type);
#ifdef __cplusplus
}