1 /* SPDX-License-Identifier: GPL-2.0 */ 2 /* 3 * Software async crypto daemon 4 * 5 * Added AEAD support to cryptd. 6 * Authors: Tadeusz Struk (tadeusz.struk@intel.com) 7 * Adrian Hoban <adrian.hoban@intel.com> 8 * Gabriele Paoloni <gabriele.paoloni@intel.com> 9 * Aidan O'Mahony (aidan.o.mahony@intel.com) 10 * Copyright (c) 2010, Intel Corporation. 11 */ 12 13 #ifndef _CRYPTO_CRYPT_H 14 #define _CRYPTO_CRYPT_H 15 16 #include <linux/types.h> 17 18 #include <crypto/aead.h> 19 #include <crypto/hash.h> 20 #include <crypto/skcipher.h> 21 22 struct cryptd_skcipher { 23 struct crypto_skcipher base; 24 }; 25 26 /* alg_name should be algorithm to be cryptd-ed */ 27 struct cryptd_skcipher *cryptd_alloc_skcipher(const char *alg_name, 28 u32 type, u32 mask); 29 struct crypto_skcipher *cryptd_skcipher_child(struct cryptd_skcipher *tfm); 30 /* Must be called without moving CPUs. */ 31 bool cryptd_skcipher_queued(struct cryptd_skcipher *tfm); 32 void cryptd_free_skcipher(struct cryptd_skcipher *tfm); 33 34 struct cryptd_ahash { 35 struct crypto_ahash base; 36 }; 37 38 static inline struct cryptd_ahash *__cryptd_ahash_cast( 39 struct crypto_ahash *tfm) 40 { 41 return (struct cryptd_ahash *)tfm; 42 } 43 44 /* alg_name should be algorithm to be cryptd-ed */ 45 struct cryptd_ahash *cryptd_alloc_ahash(const char *alg_name, 46 u32 type, u32 mask); 47 struct crypto_shash *cryptd_ahash_child(struct cryptd_ahash *tfm); 48 struct shash_desc *cryptd_shash_desc(struct ahash_request *req); 49 /* Must be called without moving CPUs. */ 50 bool cryptd_ahash_queued(struct cryptd_ahash *tfm); 51 void cryptd_free_ahash(struct cryptd_ahash *tfm); 52 53 struct cryptd_aead { 54 struct crypto_aead base; 55 }; 56 57 static inline struct cryptd_aead *__cryptd_aead_cast( 58 struct crypto_aead *tfm) 59 { 60 return (struct cryptd_aead *)tfm; 61 } 62 63 struct cryptd_aead *cryptd_alloc_aead(const char *alg_name, 64 u32 type, u32 mask); 65 66 struct crypto_aead *cryptd_aead_child(struct cryptd_aead *tfm); 67 /* Must be called without moving CPUs. */ 68 bool cryptd_aead_queued(struct cryptd_aead *tfm); 69 70 void cryptd_free_aead(struct cryptd_aead *tfm); 71 72 #endif 73