From ebdbf9a1cd5308bf1c64d8dc912e0ea0e9ac8633 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Roman=20Smr=C5=BE?= <roman.smrz@seznam.cz>
Date: Fri, 27 Dec 2019 17:20:04 +0100
Subject: Network server sending announcements

---
 src/network.h | 73 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 73 insertions(+)
 create mode 100644 src/network.h

(limited to 'src/network.h')

diff --git a/src/network.h b/src/network.h
new file mode 100644
index 0000000..bf01cfb
--- /dev/null
+++ b/src/network.h
@@ -0,0 +1,73 @@
+#pragma once
+
+#include <erebos/network.h>
+
+#include <condition_variable>
+#include <mutex>
+#include <thread>
+#include <vector>
+
+#include <netinet/in.h>
+
+using std::condition_variable;
+using std::mutex;
+using std::optional;
+using std::string;
+using std::thread;
+using std::variant;
+using std::vector;
+
+namespace chrono = std::chrono;
+using chrono::steady_clock;
+
+namespace erebos {
+
+struct TransportHeader
+{
+	enum class Type {
+		Acknowledged,
+		DataRequest,
+		DataResponse,
+		AnnounceSelf,
+		AnnounceUpdate,
+		ChannelRequest,
+		ChannelAccept,
+		ServiceType,
+		ServiceRef,
+	};
+
+	struct Item {
+		const Type type;
+		const variant<Ref, string> value;
+	};
+
+	TransportHeader(const vector<Item> & items): items(items) {}
+	static optional<TransportHeader> load(const Ref &);
+	Ref store(const Storage & st) const;
+
+	const vector<Item> items;
+};
+
+struct Server::Priv
+{
+	Priv(const Identity & self);
+	~Priv();
+	void doListen();
+	void doAnnounce();
+
+	constexpr static uint16_t discoveryPort { 29665 };
+	constexpr static chrono::seconds announceInterval { 60 };
+
+	mutex dataMutex;
+	condition_variable announceCondvar;
+	bool finish = false;
+
+	Identity self;
+	thread threadListen;
+	thread threadAnnounce;
+
+	int sock;
+	vector<in_addr> bcastAddresses;
+};
+
+}
-- 
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