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/* SPDX-License-Identifier: LGPL-2.1+ */
#pragma once
/***
This file is part of systemd.
Copyright 2016 Lennart Poettering
systemd is free software; you can redistribute it and/or modify it
under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.
systemd 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with systemd; If not, see <http://www.gnu.org/licenses/>.
***/
#include "macro.h"
typedef enum ResolveSupport ResolveSupport;
typedef enum DnssecMode DnssecMode;
enum ResolveSupport {
RESOLVE_SUPPORT_NO,
RESOLVE_SUPPORT_YES,
RESOLVE_SUPPORT_RESOLVE,
_RESOLVE_SUPPORT_MAX,
_RESOLVE_SUPPORT_INVALID = -1
};
enum DnssecMode {
/* No DNSSEC validation is done */
DNSSEC_NO,
/* Validate locally, if the server knows DO, but if not,
* don't. Don't trust the AD bit. If the server doesn't do
* DNSSEC properly, downgrade to non-DNSSEC operation. Of
* course, we then are vulnerable to a downgrade attack, but
* that's life and what is configured. */
DNSSEC_ALLOW_DOWNGRADE,
/* Insist on DNSSEC server support, and rather fail than downgrading. */
DNSSEC_YES,
_DNSSEC_MODE_MAX,
_DNSSEC_MODE_INVALID = -1
};
int config_parse_resolve_support(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata);
int config_parse_dnssec_mode(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata);
const char* resolve_support_to_string(ResolveSupport p) _const_;
ResolveSupport resolve_support_from_string(const char *s) _pure_;
const char* dnssec_mode_to_string(DnssecMode p) _const_;
DnssecMode dnssec_mode_from_string(const char *s) _pure_;
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