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/* SPDX-License-Identifier: LGPL-2.1-or-later */
#include "conf-parser.h"
#include "resolve-util.h"
#include "string-table.h"
DEFINE_CONFIG_PARSE_ENUM(config_parse_resolve_support, resolve_support, ResolveSupport);
DEFINE_CONFIG_PARSE_ENUM(config_parse_dnssec_mode, dnssec_mode, DnssecMode);
DEFINE_CONFIG_PARSE_ENUM(config_parse_dns_over_tls_mode, dns_over_tls_mode, DnsOverTlsMode);
static const char* const resolve_support_table[_RESOLVE_SUPPORT_MAX] = {
[RESOLVE_SUPPORT_NO] = "no",
[RESOLVE_SUPPORT_YES] = "yes",
[RESOLVE_SUPPORT_RESOLVE] = "resolve",
};
DEFINE_STRING_TABLE_LOOKUP_WITH_BOOLEAN(resolve_support, ResolveSupport, RESOLVE_SUPPORT_YES);
static const char* const dnssec_mode_table[_DNSSEC_MODE_MAX] = {
[DNSSEC_NO] = "no",
[DNSSEC_ALLOW_DOWNGRADE] = "allow-downgrade",
[DNSSEC_YES] = "yes",
};
DEFINE_STRING_TABLE_LOOKUP_WITH_BOOLEAN(dnssec_mode, DnssecMode, DNSSEC_YES);
static const char* const dns_over_tls_mode_table[_DNS_OVER_TLS_MODE_MAX] = {
[DNS_OVER_TLS_NO] = "no",
[DNS_OVER_TLS_OPPORTUNISTIC] = "opportunistic",
[DNS_OVER_TLS_YES] = "yes",
};
DEFINE_STRING_TABLE_LOOKUP_WITH_BOOLEAN(dns_over_tls_mode, DnsOverTlsMode, DNS_OVER_TLS_YES);
bool dns_server_address_valid(int family, const union in_addr_union *sa) {
/* Refuses the 0 IP addresses as well as 127.0.0.53/127.0.0.54 (which is our own DNS stub) */
if (!in_addr_is_set(family, sa))
return false;
if (family == AF_INET && IN_SET(be32toh(sa->in.s_addr), INADDR_DNS_STUB, INADDR_DNS_PROXY_STUB))
return false;
return true;
}
DEFINE_CONFIG_PARSE_ENUM(config_parse_dns_cache_mode, dns_cache_mode, DnsCacheMode);
static const char* const dns_cache_mode_table[_DNS_CACHE_MODE_MAX] = {
[DNS_CACHE_MODE_YES] = "yes",
[DNS_CACHE_MODE_NO] = "no",
[DNS_CACHE_MODE_NO_NEGATIVE] = "no-negative",
};
DEFINE_STRING_TABLE_LOOKUP_WITH_BOOLEAN(dns_cache_mode, DnsCacheMode, DNS_CACHE_MODE_YES);
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