aes: Use length instead of bits_length in XTS

mbedtls_aes_crypt_xts() currently takes a `bits_length` parameter, unlike
the other block modes. Change the parameter to accept a bytes length
instead, as the `bits_length` parameter is not actually ever used in the
current implementation.
This commit is contained in:
Jaeden Amero 2018-05-29 12:55:24 +01:00
parent 9366feb504
commit 5162b932a2
3 changed files with 7 additions and 6 deletions

View file

@ -295,7 +295,7 @@ int mbedtls_aes_crypt_cbc( mbedtls_aes_context *ctx,
* \param ctx The AES XTS context to use for AES XTS operations.
* \param mode The AES operation: #MBEDTLS_AES_ENCRYPT or
* #MBEDTLS_AES_DECRYPT.
* \param bits_length The length of a data unit in bits.
* \param length The length of a data unit in bytes.
* \param iv The address of the data unit encoded as an array of 16
* bytes in little-endian format. For disk encryption, this
* is typically the index of the block device sector that
@ -313,7 +313,7 @@ int mbedtls_aes_crypt_cbc( mbedtls_aes_context *ctx,
*/
int mbedtls_aes_crypt_xts( mbedtls_aes_xts_context *ctx,
int mode,
size_t bits_length,
size_t length,
const unsigned char iv[16],
const unsigned char *input,
unsigned char *output );