Update cipher.h

Additional changes based on review comments
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Rose Zadik 2018-04-19 14:01:29 +01:00 committed by GitHub
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@ -1,7 +1,9 @@
/**
* \file cipher.h
*
* \brief This file contains the generic cipher wrapper.
* \brief This file contains an abstraction interface for use with the cipher
* primitives provided by the library. It provides a common interface to all of
* the available cipher operations.
*
* \author Adriaan de Jong <dejong@fox-it.com>
*/
@ -71,7 +73,7 @@ extern "C" {
/**
* \brief Supported cipher types.
*
* \warning ARC4 and DES are considered weak ciphers and their use
* \warning RC4 and DES are considered weak ciphers and their use
* constitutes a security risk. Arm recommends considering stronger
* ciphers instead.
*/
@ -80,16 +82,16 @@ typedef enum {
MBEDTLS_CIPHER_ID_NULL, /**< NULL.*/
MBEDTLS_CIPHER_ID_AES, /**< The AES cipher. */
MBEDTLS_CIPHER_ID_DES, /**< The DES cipher. */
MBEDTLS_CIPHER_ID_3DES, /**< The 3DES cipher. */
MBEDTLS_CIPHER_ID_3DES, /**< The Trile DES cipher. */
MBEDTLS_CIPHER_ID_CAMELLIA, /**< The Camellia cipher. */
MBEDTLS_CIPHER_ID_BLOWFISH, /**< The Blowfish cipher. */
MBEDTLS_CIPHER_ID_ARC4, /**< The ARC4 cipher. */
MBEDTLS_CIPHER_ID_ARC4, /**< The RC4 cipher. */
} mbedtls_cipher_id_t;
/**
* \brief Supported {cipher type, cipher mode} pairs.
*
* \warning ARC4 and DES are considered weak ciphers and their use
* \warning RC4 and DES are considered weak ciphers and their use
* constitutes a security risk. Arm recommends considering stronger
* ciphers instead.
*/
@ -136,7 +138,7 @@ typedef enum {
MBEDTLS_CIPHER_BLOWFISH_CBC, /**< Blowfish cipher with CBC mode. */
MBEDTLS_CIPHER_BLOWFISH_CFB64, /**< Blowfish cipher with CFB64 mode. */
MBEDTLS_CIPHER_BLOWFISH_CTR, /**< Blowfish cipher with CTR mode. */
MBEDTLS_CIPHER_ARC4_128, /**< ARC4 cipher with 128-bit mode. */
MBEDTLS_CIPHER_ARC4_128, /**< RC4 cipher with 128-bit mode. */
MBEDTLS_CIPHER_AES_128_CCM, /**< AES cipher with 128-bit CCM mode. */
MBEDTLS_CIPHER_AES_192_CCM, /**< AES cipher with 192-bit CCM mode. */
MBEDTLS_CIPHER_AES_256_CCM, /**< AES cipher with 256-bit CCM mode. */
@ -151,7 +153,7 @@ typedef enum {
MBEDTLS_MODE_ECB, /**< The ECB cipher mode. */
MBEDTLS_MODE_CBC, /**< The CBC cipher mode. */
MBEDTLS_MODE_CFB, /**< The CFB cipher mode. */
MBEDTLS_MODE_OFB, /**< Unused. */
MBEDTLS_MODE_OFB, /**< The OFB cipher mode - unsupported. */
MBEDTLS_MODE_CTR, /**< The CTR cipher mode. */
MBEDTLS_MODE_GCM, /**< The GCM cipher mode. */
MBEDTLS_MODE_STREAM, /**< The stream cipher mode. */
@ -409,7 +411,7 @@ static inline mbedtls_cipher_mode_t mbedtls_cipher_get_cipher_mode( const mbedtl
* \param ctx The context of the cipher. Must be initialized.
*
* \return The recommended IV size if no IV has been set.
* \return 0 for ciphers not using IV or nonce.
* \return \c 0 for ciphers not using IV or nonce.
* \return The actual size if an IV has been set.
*/
static inline int mbedtls_cipher_get_iv_size( const mbedtls_cipher_context_t *ctx )