1 /***
2     This file is part of snapcast
3     Copyright (C) 2014-2020  Johannes Pohl
4 
5     This program is free software: you can redistribute it and/or modify
6     it under the terms of the GNU General Public License as published by
7     the Free Software Foundation, either version 3 of the License, or
8     (at your option) any later version.
9 
10     This program is distributed in the hope that it will be useful,
11     but WITHOUT ANY WARRANTY; without even the implied warranty of
12     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13     GNU General Public License for more details.
14 
15     You should have received a copy of the GNU General Public License
16     along with this program.  If not, see <http://www.gnu.org/licenses/>.
17 ***/
18 
19 
20 #ifndef PUBLISH_AVAHI_H
21 #define PUBLISH_AVAHI_H
22 
23 #include <avahi-client/client.h>
24 #include <avahi-client/publish.h>
25 
26 #include <atomic>
27 #include <avahi-common/alternative.h>
28 #include <avahi-common/error.h>
29 #include <avahi-common/malloc.h>
30 #include <avahi-common/simple-watch.h>
31 #include <avahi-common/timeval.h>
32 #include <string>
33 #include <vector>
34 
35 class PublishAvahi;
36 
37 #include "publish_mdns.hpp"
38 
39 class PublishAvahi : public PublishmDNS
40 {
41 public:
42     PublishAvahi(const std::string& serviceName, boost::asio::io_context& ioc);
43     ~PublishAvahi() override;
44     void publish(const std::vector<mDNSService>& services) override;
45 
46 private:
47     static void entry_group_callback(AvahiEntryGroup* g, AvahiEntryGroupState state, AVAHI_GCC_UNUSED void* userdata);
48     static void client_callback(AvahiClient* c, AvahiClientState state, AVAHI_GCC_UNUSED void* userdata);
49     void create_services(AvahiClient* c);
50     void poll();
51     AvahiClient* client_;
52     std::vector<mDNSService> services_;
53     boost::asio::steady_timer timer_;
54 };
55 
56 
57 #endif
58