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/*
* Algorithm parser name lookup, for libreswan
*
* Copyright (C) 2017 Andrew Cagney <cagney@gnu.org>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version. See <https://www.gnu.org/licenses/gpl2.txt>.
*
* 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 General Public License
* for more details.
*/
#ifndef ALG_BYNAME_H
#define ALG_BYNAME_H
#include <shunk.h>
struct ike_alg;
struct proposal_parser;
struct ike_alg_type;
/*
* Filter function to accept/reject an algorithm.
*
* NAME should contain the string used to find ALG. It, rather than
* ALG->NAME, is used when reporting errors into ERR_BUF so that the
* messages better align with the input files.
*/
bool alg_byname_ok(struct proposal_parser *parser,
const struct ike_alg *alg, shunk_t print_name);
/*
* Helper functions to implement most of the lookup.
*/
const struct ike_alg *encrypt_alg_byname(struct proposal_parser *parser,
shunk_t name, size_t key_bit_length,
shunk_t print_name);
const struct ike_alg *alg_byname(struct proposal_parser *parser,
const struct ike_alg_type *type,
shunk_t name, shunk_t print_name);
#endif
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