1 /* 2 * Software async crypto daemon 3 * 4 * Added AEAD support to cryptd. 5 * Authors: Tadeusz Struk (tadeusz.struk@intel.com) 6 * Adrian Hoban <adrian.hoban@intel.com> 7 * Gabriele Paoloni <gabriele.paoloni@intel.com> 8 * Aidan O'Mahony (aidan.o.mahony@intel.com) 9 * Copyright (c) 2010, Intel Corporation. 10 */ 11 12 #ifndef _CRYPTO_CRYPT_H 13 #define _CRYPTO_CRYPT_H 14 15 #include <linux/kernel.h> 16 #include <crypto/aead.h> 17 #include <crypto/hash.h> 18 #include <crypto/skcipher.h> 19 20 struct cryptd_ablkcipher { 21 struct crypto_ablkcipher base; 22 }; 23 24 static inline struct cryptd_ablkcipher *__cryptd_ablkcipher_cast( 25 struct crypto_ablkcipher *tfm) 26 { 27 return (struct cryptd_ablkcipher *)tfm; 28 } 29 30 /* alg_name should be algorithm to be cryptd-ed */ 31 struct cryptd_ablkcipher *cryptd_alloc_ablkcipher(const char *alg_name, 32 u32 type, u32 mask); 33 struct crypto_blkcipher *cryptd_ablkcipher_child(struct cryptd_ablkcipher *tfm); 34 bool cryptd_ablkcipher_queued(struct cryptd_ablkcipher *tfm); 35 void cryptd_free_ablkcipher(struct cryptd_ablkcipher *tfm); 36 37 struct cryptd_skcipher { 38 struct crypto_skcipher base; 39 }; 40 41 struct cryptd_skcipher *cryptd_alloc_skcipher(const char *alg_name, 42 u32 type, u32 mask); 43 struct crypto_skcipher *cryptd_skcipher_child(struct cryptd_skcipher *tfm); 44 /* Must be called without moving CPUs. */ 45 bool cryptd_skcipher_queued(struct cryptd_skcipher *tfm); 46 void cryptd_free_skcipher(struct cryptd_skcipher *tfm); 47 48 struct cryptd_ahash { 49 struct crypto_ahash base; 50 }; 51 52 static inline struct cryptd_ahash *__cryptd_ahash_cast( 53 struct crypto_ahash *tfm) 54 { 55 return (struct cryptd_ahash *)tfm; 56 } 57 58 /* alg_name should be algorithm to be cryptd-ed */ 59 struct cryptd_ahash *cryptd_alloc_ahash(const char *alg_name, 60 u32 type, u32 mask); 61 struct crypto_shash *cryptd_ahash_child(struct cryptd_ahash *tfm); 62 struct shash_desc *cryptd_shash_desc(struct ahash_request *req); 63 /* Must be called without moving CPUs. */ 64 bool cryptd_ahash_queued(struct cryptd_ahash *tfm); 65 void cryptd_free_ahash(struct cryptd_ahash *tfm); 66 67 struct cryptd_aead { 68 struct crypto_aead base; 69 }; 70 71 static inline struct cryptd_aead *__cryptd_aead_cast( 72 struct crypto_aead *tfm) 73 { 74 return (struct cryptd_aead *)tfm; 75 } 76 77 struct cryptd_aead *cryptd_alloc_aead(const char *alg_name, 78 u32 type, u32 mask); 79 80 struct crypto_aead *cryptd_aead_child(struct cryptd_aead *tfm); 81 /* Must be called without moving CPUs. */ 82 bool cryptd_aead_queued(struct cryptd_aead *tfm); 83 84 void cryptd_free_aead(struct cryptd_aead *tfm); 85 86 #endif 87