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aes: xts: Rename iv to data_unit

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XTS doesn't have an IV, it has a "Data Unit". Rename iv for parity with the
XTS standard.
This commit is contained in:
Jaeden Amero 2018-05-30 15:23:24 +01:00
parent d82cd860b2
commit cd9fc5e541
3 changed files with 14 additions and 13 deletions
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5
library/aes.c
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@ -1131,7 +1131,7 @@ static void mbedtls_gf128mul_x_ble( unsigned char r[16],
int mbedtls_aes_crypt_xts( mbedtls_aes_xts_context *ctx,
int mode,
size_t length,
const unsigned char iv[16],
const unsigned char data_unit[16],
const unsigned char *input,
unsigned char *output )
{
@ -1151,7 +1151,8 @@ int mbedtls_aes_crypt_xts( mbedtls_aes_xts_context *ctx,
return MBEDTLS_ERR_AES_INVALID_INPUT_LENGTH;
/* Compute the tweak. */
ret = mbedtls_aes_crypt_ecb( &ctx->tweak, MBEDTLS_AES_ENCRYPT, iv, tweak );
ret = mbedtls_aes_crypt_ecb( &ctx->tweak, MBEDTLS_AES_ENCRYPT,
data_unit, tweak );
if( ret != 0 )
return( ret );