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aria: define constants for block size and max rounds

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Manuel Pégourié-Gonnard 2018-03-01 09:20:47 +01:00
parent 3c80009615
commit 5ad88b6d0d
2 changed files with 43 additions and 40 deletions
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17
include/mbedtls/aria.h
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@ -42,6 +42,9 @@
#define MBEDTLS_ARIA_ENCRYPT 1 /**< ARIA encryption. */
#define MBEDTLS_ARIA_DECRYPT 0 /**< ARIA decryption. */
#define MBEDTLS_ARIA_BLOCKSIZE 16 /**< ARIA block size in bytes. */
#define MBEDTLS_ARIA_MAX_ROUNDS 16 /**< Maxiumum number of rounds in ARIA. */
#define MBEDTLS_ERR_ARIA_INVALID_KEY_LENGTH -0x005C /**< Invalid key length. */
#define MBEDTLS_ERR_ARIA_INVALID_INPUT_LENGTH -0x005E /**< Invalid data input length. */
#define MBEDTLS_ERR_ARIA_FEATURE_UNAVAILABLE -0x005A /**< Feature not available. For example, an unsupported ARIA key size. */
@ -58,11 +61,11 @@ extern "C" {
/**
* \brief The ARIA context-type definition.
*/
typedef struct
{
int nr; /*!< The number of rounds (12, 14 or 16) */
uint32_t rk[17][4]; /*!< The ARIA round keys. */
/*! The ARIA round keys. */
uint32_t rk[MBEDTLS_ARIA_MAX_ROUNDS + 1][MBEDTLS_ARIA_BLOCKSIZE / 4];
}
mbedtls_aria_context;
@ -138,8 +141,8 @@ int mbedtls_aria_setkey_dec( mbedtls_aria_context *ctx,
*/
int mbedtls_aria_crypt_ecb( mbedtls_aria_context *ctx,
int mode,
const unsigned char input[16],
unsigned char output[16] );
const unsigned char input[MBEDTLS_ARIA_BLOCKSIZE],
unsigned char output[MBEDTLS_ARIA_BLOCKSIZE] );
#if defined(MBEDTLS_CIPHER_MODE_CBC)
/**
@ -225,7 +228,7 @@ int mbedtls_aria_crypt_cfb128( mbedtls_aria_context *ctx,
int mode,
size_t length,
size_t *iv_off,
unsigned char iv[16],
unsigned char iv[MBEDTLS_ARIA_BLOCKSIZE],
const unsigned char *input,
unsigned char *output );
#endif /* MBEDTLS_CIPHER_MODE_CFB */
@ -279,8 +282,8 @@ int mbedtls_aria_crypt_cfb128( mbedtls_aria_context *ctx,
int mbedtls_aria_crypt_ctr( mbedtls_aria_context *ctx,
size_t length,
size_t *nc_off,
unsigned char nonce_counter[16],
unsigned char stream_block[16],
unsigned char nonce_counter[MBEDTLS_ARIA_BLOCKSIZE],
unsigned char stream_block[MBEDTLS_ARIA_BLOCKSIZE],
const unsigned char *input,
unsigned char *output );
#endif /* MBEDTLS_CIPHER_MODE_CTR */