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3ce5bc72eb
Add crypto_register_acomps and crypto_unregister_acomps to allow the registration of multiple implementations with one call. Signed-off-by: Giovanni Cabiddu <giovanni.cabiddu@intel.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
85 lines
2.1 KiB
C
85 lines
2.1 KiB
C
/*
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* Asynchronous Compression operations
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*
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* Copyright (c) 2016, Intel Corporation
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* Authors: Weigang Li <weigang.li@intel.com>
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* Giovanni Cabiddu <giovanni.cabiddu@intel.com>
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the Free
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* Software Foundation; either version 2 of the License, or (at your option)
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* any later version.
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*
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*/
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#ifndef _CRYPTO_ACOMP_INT_H
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#define _CRYPTO_ACOMP_INT_H
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#include <crypto/acompress.h>
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/*
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* Transform internal helpers.
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*/
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static inline void *acomp_request_ctx(struct acomp_req *req)
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{
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return req->__ctx;
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}
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static inline void *acomp_tfm_ctx(struct crypto_acomp *tfm)
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{
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return tfm->base.__crt_ctx;
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}
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static inline void acomp_request_complete(struct acomp_req *req,
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int err)
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{
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req->base.complete(&req->base, err);
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}
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static inline const char *acomp_alg_name(struct crypto_acomp *tfm)
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{
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return crypto_acomp_tfm(tfm)->__crt_alg->cra_name;
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}
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static inline struct acomp_req *__acomp_request_alloc(struct crypto_acomp *tfm)
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{
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struct acomp_req *req;
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req = kzalloc(sizeof(*req) + crypto_acomp_reqsize(tfm), GFP_KERNEL);
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if (likely(req))
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acomp_request_set_tfm(req, tfm);
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return req;
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}
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static inline void __acomp_request_free(struct acomp_req *req)
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{
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kzfree(req);
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}
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/**
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* crypto_register_acomp() -- Register asynchronous compression algorithm
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*
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* Function registers an implementation of an asynchronous
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* compression algorithm
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*
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* @alg: algorithm definition
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*
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* Return: zero on success; error code in case of error
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*/
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int crypto_register_acomp(struct acomp_alg *alg);
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/**
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* crypto_unregister_acomp() -- Unregister asynchronous compression algorithm
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*
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* Function unregisters an implementation of an asynchronous
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* compression algorithm
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*
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* @alg: algorithm definition
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*
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* Return: zero on success; error code in case of error
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*/
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int crypto_unregister_acomp(struct acomp_alg *alg);
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int crypto_register_acomps(struct acomp_alg *algs, int count);
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void crypto_unregister_acomps(struct acomp_alg *algs, int count);
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#endif
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