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/**
* sha3sum – SHA-3 (Keccak) checksum calculator
*
* Copyright © 2013, 2014 Mattias Andrée (maandree@member.fsf.org)
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef SHA3SUM_COMMON_H
#define SHA3SUM_COMMON_H 1
#include <libkeccak.h>
/**
* Print the checksum in binary
*/
#define REPRESENTATION_BINARY 0
/**
* Print the checksum in upper case hexadecimal
*/
#define REPRESENTATION_UPPER_CASE 1
/**
* Print the checksum in lower case hexadecimal
*/
#define REPRESENTATION_LOWER_CASE 2
/**
* Print the checksum of a file
*
* @param filename The file to hash
* @param gspec Hashing parameters
* @param squeezes The number of squeezes to perform
* @param suffix The message suffix
* @param representation Either of `REPRESENTATION_BINARY`, `REPRESENTATION_UPPER_CASE`
* and `REPRESENTATION_LOWER_CASE`
* @param verbose Whether to print the hashing parameters
* @param execname `argv[0]` from `main`
* @return Zero on succes, an appropriate exit value on error
*/
int print_checksum(const char* restrict filename, libkeccak_generalised_spec_t* restrict gspec,
long squeezes, const char* restrict suffix, int representation, int verbose,
const char* restrict execname);
#endif
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