ACIL FM

Nama	Ukuran	Aksi
acompress.h	1.8 MB	View DL Edit
aead.h	4.13 MB	View DL Edit
akcipher.h	3.31 MB	View DL Edit
blake2b.h	3.06 MB	View DL Edit
blake2s.h	3.43 MB	View DL Edit
chacha.h	969 B	View DL Edit
cipher.h	6.7 MB	View DL Edit
cryptouser.h	453 B	View DL Edit
des.h	3.25 MB	View DL Edit
geniv.h	702 B	View DL Edit
hash.h	6 MB	View DL Edit
kpp.h	6.54 MB	View DL Edit
poly1305.h	1.09 MB	View DL Edit
rng.h	1021 B	View DL Edit
rsa.h	1.6 MB	View DL Edit
scompress.h	3.34 MB	View DL Edit
simd.h	2.24 MB	View DL Edit
skcipher.h	5.29 MB	View DL Edit

Edit file: /usr/src/kernels/5.14.0-427.31.1.el9_4.x86_64/include/crypto/internal/scompress.h

/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
 * Synchronous Compression operations
 *
 * Copyright 2015 LG Electronics Inc.
 * Copyright (c) 2016, Intel Corporation
 * Author: Giovanni Cabiddu <giovanni.cabiddu@intel.com>
 */
#ifndef _CRYPTO_SCOMP_INT_H
#define _CRYPTO_SCOMP_INT_H
#include <linux/crypto.h>

#define SCOMP_SCRATCH_SIZE	131072

struct crypto_scomp {
	struct crypto_tfm base;
};

/**
 * struct scomp_alg - synchronous compression algorithm
 *
 * @alloc_ctx:	Function allocates algorithm specific context
 * @free_ctx:	Function frees context allocated with alloc_ctx
 * @compress:	Function performs a compress operation
 * @decompress:	Function performs a de-compress operation
 * @base:	Common crypto API algorithm data structure
 */
struct scomp_alg {
	void *(*alloc_ctx)(struct crypto_scomp *tfm);
	void (*free_ctx)(struct crypto_scomp *tfm, void *ctx);
	int (*compress)(struct crypto_scomp *tfm, const u8 *src,
			unsigned int slen, u8 *dst, unsigned int *dlen,
			void *ctx);
	int (*decompress)(struct crypto_scomp *tfm, const u8 *src,
			  unsigned int slen, u8 *dst, unsigned int *dlen,
			  void *ctx);
	struct crypto_alg base;
};

static inline struct scomp_alg *__crypto_scomp_alg(struct crypto_alg *alg)
{
	return container_of(alg, struct scomp_alg, base);
}

static inline struct crypto_scomp *__crypto_scomp_tfm(struct crypto_tfm *tfm)
{
	return container_of(tfm, struct crypto_scomp, base);
}

static inline struct crypto_tfm *crypto_scomp_tfm(struct crypto_scomp *tfm)
{
	return &tfm->base;
}

static inline void crypto_free_scomp(struct crypto_scomp *tfm)
{
	crypto_destroy_tfm(tfm, crypto_scomp_tfm(tfm));
}

static inline struct scomp_alg *crypto_scomp_alg(struct crypto_scomp *tfm)
{
	return __crypto_scomp_alg(crypto_scomp_tfm(tfm)->__crt_alg);
}

static inline void *crypto_scomp_alloc_ctx(struct crypto_scomp *tfm)
{
	return crypto_scomp_alg(tfm)->alloc_ctx(tfm);
}

static inline void crypto_scomp_free_ctx(struct crypto_scomp *tfm,
					 void *ctx)
{
	return crypto_scomp_alg(tfm)->free_ctx(tfm, ctx);
}

static inline int crypto_scomp_compress(struct crypto_scomp *tfm,
					const u8 *src, unsigned int slen,
					u8 *dst, unsigned int *dlen, void *ctx)
{
	return crypto_scomp_alg(tfm)->compress(tfm, src, slen, dst, dlen, ctx);
}

static inline int crypto_scomp_decompress(struct crypto_scomp *tfm,
					  const u8 *src, unsigned int slen,
					  u8 *dst, unsigned int *dlen,
					  void *ctx)
{
	return crypto_scomp_alg(tfm)->decompress(tfm, src, slen, dst, dlen,
						 ctx);
}

int crypto_init_scomp_ops_async(struct crypto_tfm *tfm);
struct acomp_req *crypto_acomp_scomp_alloc_ctx(struct acomp_req *req);
void crypto_acomp_scomp_free_ctx(struct acomp_req *req);

/**
 * crypto_register_scomp() -- Register synchronous compression algorithm
 *
 * Function registers an implementation of a synchronous
 * compression algorithm
 *
 * @alg:	algorithm definition
 *
 * Return: zero on success; error code in case of error
 */
int crypto_register_scomp(struct scomp_alg *alg);

/**
 * crypto_unregister_scomp() -- Unregister synchronous compression algorithm
 *
 * Function unregisters an implementation of a synchronous
 * compression algorithm
 *
 * @alg:	algorithm definition
 */
void crypto_unregister_scomp(struct scomp_alg *alg);

int crypto_register_scomps(struct scomp_alg *algs, int count);
void crypto_unregister_scomps(struct scomp_alg *algs, int count);

#endif

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