diff options
Diffstat (limited to 'include/linux/crypto.h')
| -rw-r--r-- | include/linux/crypto.h | 34 |
1 files changed, 4 insertions, 30 deletions
diff --git a/include/linux/crypto.h b/include/linux/crypto.h index 81e178fb9ed8..902ec171fc6d 100644 --- a/include/linux/crypto.h +++ b/include/linux/crypto.h @@ -49,7 +49,6 @@ #define CRYPTO_ALG_TYPE_BLKCIPHER 0x00000004 #define CRYPTO_ALG_TYPE_ABLKCIPHER 0x00000005 #define CRYPTO_ALG_TYPE_SKCIPHER 0x00000005 -#define CRYPTO_ALG_TYPE_GIVCIPHER 0x00000006 #define CRYPTO_ALG_TYPE_KPP 0x00000008 #define CRYPTO_ALG_TYPE_ACOMPRESS 0x0000000a #define CRYPTO_ALG_TYPE_SCOMPRESS 0x0000000b @@ -77,12 +76,6 @@ #define CRYPTO_ALG_NEED_FALLBACK 0x00000100 /* - * This bit is set for symmetric key ciphers that have already been wrapped - * with a generic IV generator to prevent them from being wrapped again. - */ -#define CRYPTO_ALG_GENIV 0x00000200 - -/* * Set if the algorithm has passed automated run-time testing. Note that * if there is no run-time testing for a given algorithm it is considered * to have passed. @@ -157,7 +150,6 @@ struct crypto_async_request; struct crypto_blkcipher; struct crypto_tfm; struct crypto_type; -struct skcipher_givcrypt_request; typedef void (*crypto_completion_t)(struct crypto_async_request *req, int err); @@ -246,31 +238,16 @@ struct cipher_desc { * be called in parallel with the same transformation object. * @decrypt: Decrypt a single block. This is a reverse counterpart to @encrypt * and the conditions are exactly the same. - * @givencrypt: Update the IV for encryption. With this function, a cipher - * implementation may provide the function on how to update the IV - * for encryption. - * @givdecrypt: Update the IV for decryption. This is the reverse of - * @givencrypt . - * @geniv: The transformation implementation may use an "IV generator" provided - * by the kernel crypto API. Several use cases have a predefined - * approach how IVs are to be updated. For such use cases, the kernel - * crypto API provides ready-to-use implementations that can be - * referenced with this variable. * @ivsize: IV size applicable for transformation. The consumer must provide an * IV of exactly that size to perform the encrypt or decrypt operation. * - * All fields except @givencrypt , @givdecrypt , @geniv and @ivsize are - * mandatory and must be filled. + * All fields except @ivsize are mandatory and must be filled. */ struct ablkcipher_alg { int (*setkey)(struct crypto_ablkcipher *tfm, const u8 *key, unsigned int keylen); int (*encrypt)(struct ablkcipher_request *req); int (*decrypt)(struct ablkcipher_request *req); - int (*givencrypt)(struct skcipher_givcrypt_request *req); - int (*givdecrypt)(struct skcipher_givcrypt_request *req); - - const char *geniv; unsigned int min_keysize; unsigned int max_keysize; @@ -284,10 +261,9 @@ struct ablkcipher_alg { * @setkey: see struct ablkcipher_alg * @encrypt: see struct ablkcipher_alg * @decrypt: see struct ablkcipher_alg - * @geniv: see struct ablkcipher_alg * @ivsize: see struct ablkcipher_alg * - * All fields except @geniv and @ivsize are mandatory and must be filled. + * All fields except @ivsize are mandatory and must be filled. */ struct blkcipher_alg { int (*setkey)(struct crypto_tfm *tfm, const u8 *key, @@ -299,8 +275,6 @@ struct blkcipher_alg { struct scatterlist *dst, struct scatterlist *src, unsigned int nbytes); - const char *geniv; - unsigned int min_keysize; unsigned int max_keysize; unsigned int ivsize; @@ -931,14 +905,14 @@ static inline struct crypto_ablkcipher *__crypto_ablkcipher_cast( static inline u32 crypto_skcipher_type(u32 type) { - type &= ~(CRYPTO_ALG_TYPE_MASK | CRYPTO_ALG_GENIV); + type &= ~CRYPTO_ALG_TYPE_MASK; type |= CRYPTO_ALG_TYPE_BLKCIPHER; return type; } static inline u32 crypto_skcipher_mask(u32 mask) { - mask &= ~(CRYPTO_ALG_TYPE_MASK | CRYPTO_ALG_GENIV); + mask &= ~CRYPTO_ALG_TYPE_MASK; mask |= CRYPTO_ALG_TYPE_BLKCIPHER_MASK; return mask; } |