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Diffstat (limited to 'include/crypto/engine.h')
| -rw-r--r-- | include/crypto/engine.h | 107 |
1 files changed, 107 insertions, 0 deletions
diff --git a/include/crypto/engine.h b/include/crypto/engine.h new file mode 100644 index 0000000000..2835069c59 --- /dev/null +++ b/include/crypto/engine.h @@ -0,0 +1,107 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + * Crypto engine API + * + * Copyright (c) 2016 Baolin Wang <baolin.wang@linaro.org> + */ +#ifndef _CRYPTO_ENGINE_H +#define _CRYPTO_ENGINE_H + +#include <crypto/aead.h> +#include <crypto/akcipher.h> +#include <crypto/hash.h> +#include <crypto/kpp.h> +#include <crypto/skcipher.h> +#include <linux/types.h> + +struct crypto_engine; +struct device; + +/* + * struct crypto_engine_op - crypto hardware engine operations + * @do_one_request: do encryption for current request + */ +struct crypto_engine_op { + int (*do_one_request)(struct crypto_engine *engine, + void *areq); +}; + +struct aead_engine_alg { + struct aead_alg base; + struct crypto_engine_op op; +}; + +struct ahash_engine_alg { + struct ahash_alg base; + struct crypto_engine_op op; +}; + +struct akcipher_engine_alg { + struct akcipher_alg base; + struct crypto_engine_op op; +}; + +struct kpp_engine_alg { + struct kpp_alg base; + struct crypto_engine_op op; +}; + +struct skcipher_engine_alg { + struct skcipher_alg base; + struct crypto_engine_op op; +}; + +int crypto_transfer_aead_request_to_engine(struct crypto_engine *engine, + struct aead_request *req); +int crypto_transfer_akcipher_request_to_engine(struct crypto_engine *engine, + struct akcipher_request *req); +int crypto_transfer_hash_request_to_engine(struct crypto_engine *engine, + struct ahash_request *req); +int crypto_transfer_kpp_request_to_engine(struct crypto_engine *engine, + struct kpp_request *req); +int crypto_transfer_skcipher_request_to_engine(struct crypto_engine *engine, + struct skcipher_request *req); +void crypto_finalize_aead_request(struct crypto_engine *engine, + struct aead_request *req, int err); +void crypto_finalize_akcipher_request(struct crypto_engine *engine, + struct akcipher_request *req, int err); +void crypto_finalize_hash_request(struct crypto_engine *engine, + struct ahash_request *req, int err); +void crypto_finalize_kpp_request(struct crypto_engine *engine, + struct kpp_request *req, int err); +void crypto_finalize_skcipher_request(struct crypto_engine *engine, + struct skcipher_request *req, int err); +int crypto_engine_start(struct crypto_engine *engine); +int crypto_engine_stop(struct crypto_engine *engine); +struct crypto_engine *crypto_engine_alloc_init(struct device *dev, bool rt); +struct crypto_engine *crypto_engine_alloc_init_and_set(struct device *dev, + bool retry_support, + int (*cbk_do_batch)(struct crypto_engine *engine), + bool rt, int qlen); +int crypto_engine_exit(struct crypto_engine *engine); + +int crypto_engine_register_aead(struct aead_engine_alg *alg); +void crypto_engine_unregister_aead(struct aead_engine_alg *alg); +int crypto_engine_register_aeads(struct aead_engine_alg *algs, int count); +void crypto_engine_unregister_aeads(struct aead_engine_alg *algs, int count); + +int crypto_engine_register_ahash(struct ahash_engine_alg *alg); +void crypto_engine_unregister_ahash(struct ahash_engine_alg *alg); +int crypto_engine_register_ahashes(struct ahash_engine_alg *algs, int count); +void crypto_engine_unregister_ahashes(struct ahash_engine_alg *algs, + int count); + +int crypto_engine_register_akcipher(struct akcipher_engine_alg *alg); +void crypto_engine_unregister_akcipher(struct akcipher_engine_alg *alg); + +int crypto_engine_register_kpp(struct kpp_engine_alg *alg); +void crypto_engine_unregister_kpp(struct kpp_engine_alg *alg); + +int crypto_engine_register_skcipher(struct skcipher_engine_alg *alg); +void crypto_engine_unregister_skcipher(struct skcipher_engine_alg *alg); +int crypto_engine_register_skciphers(struct skcipher_engine_alg *algs, + int count); +void crypto_engine_unregister_skciphers(struct skcipher_engine_alg *algs, + int count); + +#endif /* _CRYPTO_ENGINE_H */ |