crypto_model.h
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crypto_model.h
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	/*
	* Copyright (C) 2012-2019 Red Hat, Inc. All rights reserved.
	*
	* Author: Fabio M. Di Nitto <fabbione@kronosnet.org>
	*
	* This software licensed under LGPL-2.0+
	*/

	#ifndef __KNET_CRYPTO_MODEL_H__
	#define __KNET_CRYPTO_MODEL_H__

	#include "internals.h"

	struct crypto_instance {
	int model;
	void *model_instance;
	size_t sec_block_size;
	size_t sec_hash_size;
	size_t sec_salt_size;
	};

	#define KNET_CRYPTO_MODEL_ABI 3

	/*
	* see compress_model.h for explanation of the various lib related functions
	*/
	typedef struct {
	uint8_t abi_ver;
	int (*init) (knet_handle_t knet_h,
	struct crypto_instance *crypto_instance,
	struct knet_handle_crypto_cfg *knet_handle_crypto_cfg);
	void (*fini) (knet_handle_t knet_h,
	struct crypto_instance *crypto_instance);
	int (*crypt) (knet_handle_t knet_h,
	const unsigned char *buf_in,
	const ssize_t buf_in_len,
	unsigned char *buf_out,
	ssize_t *buf_out_len);
	int (*cryptv) (knet_handle_t knet_h,
	const struct iovec *iov_in,
	int iovcnt_in,
	unsigned char *buf_out,
	ssize_t *buf_out_len);
	int (*decrypt) (knet_handle_t knet_h,
	const unsigned char *buf_in,
	const ssize_t buf_in_len,
	unsigned char *buf_out,
	ssize_t *buf_out_len);
	} crypto_ops_t;

	typedef struct {
	const char *model_name;
	uint8_t built_in;
	uint8_t loaded;
	crypto_ops_t *ops;
	} crypto_model_t;

	#endif