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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>
#include <argparser.h>
#define libkeccak_spec_keccak libkeccak_spec_sha3
/**
* Wrapper for `run` that also initialises the command line parser
*
* @param algo The name of the hashing algorithm, must be a string literal
* @param prog The name of program, must be a string literal
* @param suffix The message suffix
*/
#define RUN(algo, prog, suffix) \
(args_init(algo " checksum calculator", \
prog " [options...] [--] [files...]", NULL, \
NULL, 1, 0, args_standard_abbreviations), \
run(argc, argv, &spec, suffix))
/**
* 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
/**
* Parse the command line and calculate the hashes of the selected files
*
* @param argc The first argument from `main`
* @param argv The second argument from `main`
* @param gspec The default algorithm parameters
* @param suffix Message suffix
* @return An appropriate exit value
*/
int run(int argc, char* argv[], libkeccak_generalised_spec_t* restrict gspec, const char* restrict suffix);
#endif
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