From 74b2466e14a1961bf3ac0e8a60cfaceec705bd59 Mon Sep 17 00:00:00 2001 From: Lennart Poettering Date: Wed, 16 Jul 2014 00:26:02 +0200 Subject: resolved: add a DNS client stub resolver Let's turn resolved into a something truly useful: a fully asynchronous DNS stub resolver that subscribes to network changes. (More to come: caching, LLMNR, mDNS/DNS-SD, DNSSEC, IDN, NSS module) --- src/resolve/resolved-dns-scope.h | 69 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 69 insertions(+) create mode 100644 src/resolve/resolved-dns-scope.h (limited to 'src/resolve/resolved-dns-scope.h') diff --git a/src/resolve/resolved-dns-scope.h b/src/resolve/resolved-dns-scope.h new file mode 100644 index 0000000000..50f1106bf1 --- /dev/null +++ b/src/resolve/resolved-dns-scope.h @@ -0,0 +1,69 @@ +/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/ + +#pragma once + +/*** + This file is part of systemd. + + Copyright 2014 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 . +***/ + +#include "list.h" + +typedef struct DnsScope DnsScope; + +#include "resolved.h" +#include "resolved-link.h" +#include "resolved-dns-server.h" +#include "resolved-dns-packet.h" +#include "resolved-dns-query.h" + +typedef enum DnsScopeType { + DNS_SCOPE_DNS, + DNS_SCOPE_MDNS, +} DnsScopeType; + +typedef enum DnsScopeMatch { + DNS_SCOPE_NO, + DNS_SCOPE_MAYBE, + DNS_SCOPE_YES, + _DNS_SCOPE_MATCH_MAX, + _DNS_SCOPE_INVALID = -1 +} DnsScopeMatch; + +struct DnsScope { + Manager *manager; + + DnsScopeType type; + unsigned char family; + + Link *link; + + char **domains; + + LIST_HEAD(DnsQueryTransaction, transactions); + + LIST_FIELDS(DnsScope, scopes); +}; + +int dns_scope_new(Manager *m, DnsScope **ret, DnsScopeType t); +DnsScope* dns_scope_free(DnsScope *s); + +int dns_scope_send(DnsScope *s, DnsPacket *p); +DnsScopeMatch dns_scope_test(DnsScope *s, const char *domain); + +DnsServer *dns_scope_get_server(DnsScope *s); +void dns_scope_next_dns_server(DnsScope *s); -- cgit v1.2.3-54-g00ecf