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argon2/src/ref.h

/*
* Argon2 reference source code package - reference C implementations
*
* Copyright 2015
* Daniel Dinu, Dmitry Khovratovich, Jean-Philippe Aumasson, and Samuel Neves
*
* You may use this work under the terms of a Creative Commons CC0 1.0
* License/Waiver or the Apache Public License 2.0, at your option. The terms of
* these licenses can be found at:
*
* - CC0 1.0 Universal : http://creativecommons.org/publicdomain/zero/1.0
* - Apache 2.0 : http://www.apache.org/licenses/LICENSE-2.0
*
* You should have received a copy of both of these licenses along with this
* software. If not, they may be obtained at the above URLs.
*/
#ifndef ARGON2_REF_H
#define ARGON2_REF_H
#include "core.h"
/*
* Function fills a new memory block by XORing over @next_block. @next_block must be initialized
* @param prev_block Pointer to the previous block
* @param ref_block Pointer to the reference block
* @param next_block Pointer to the block to be constructed
* @pre all block pointers must be valid
*/
void fill_block_with_xor(const block *prev_block, const block *ref_block,
block *next_block);
/* LEGACY CODE: version 1.2.1 and earlier
* Function fills a new memory block by overwriting @next_block.
* @param prev_block Pointer to the previous block
* @param ref_block Pointer to the reference block
* @param next_block Pointer to the block to be constructed
* @pre all block pointers must be valid
*/
void fill_block(const block *prev_block, const block *ref_block,
block *next_block);
/*
* Generate pseudo-random values to reference blocks in the segment and puts
* them into the array
* @param instance Pointer to the current instance
* @param position Pointer to the current position
* @param pseudo_rands Pointer to the array of 64-bit values
* @pre pseudo_rands must point to @a instance->segment_length allocated values
*/
void generate_addresses(const argon2_instance_t *instance,
const argon2_position_t *position,
uint64_t *pseudo_rands);
#endif /* ARGON2_REF_H */