From d5c57ad133fe30815f83b179c08546a302baa93b Mon Sep 17 00:00:00 2001
From: Matthias Schiffer <mschiffer@universe-factory.net>
Date: Sun, 28 Jul 2013 00:39:43 +0200
Subject: Finish data encapsulation

---
 mmss/context.cpp |  8 ++++----
 mmss/iface.cpp   | 10 +++++-----
 mmss/iface.hpp   |  6 +++---
 mmss/network.hpp | 12 +++++++-----
 mmss/node.hpp    | 16 +++++++++-------
 5 files changed, 28 insertions(+), 24 deletions(-)

diff --git a/mmss/context.cpp b/mmss/context.cpp
index c398d3c..4c434f7 100644
--- a/mmss/context.cpp
+++ b/mmss/context.cpp
@@ -114,10 +114,10 @@ void context_t::run(int argc, char *argv[]) {
 	nodes.push_back(node3);
 
 	gmrf_addr_t addr1 = {{1}}, addr2 = {{2}}, addr3 = {{3}}, addr4 = {{4}};
-	add_iface(node1, net0, "mmss0", &addr1);
-	add_iface(node2, net0, "mmss0", &addr2);
-	add_iface(node2, net1, "mmss1", &addr3);
-	add_iface(node3, net1, "mmss1", &addr4);
+	iface_t::add(node1, net0, "mmss0", &addr1);
+	iface_t::add(node2, net0, "mmss0", &addr2);
+	iface_t::add(node2, net1, "mmss1", &addr3);
+	iface_t::add(node3, net1, "mmss1", &addr4);
 
 	while (true) {
 		if (now() > 10000000)
diff --git a/mmss/iface.cpp b/mmss/iface.cpp
index 31befbb..a7a174e 100644
--- a/mmss/iface.cpp
+++ b/mmss/iface.cpp
@@ -34,13 +34,13 @@
 
 namespace MMSS {
 
-void add_iface(const std::shared_ptr<node_t> &node, const std::shared_ptr<network_t> &net, const std::string &name, const gmrf_addr_t *address) {
-	std::shared_ptr<iface_t> iface = std::make_shared<iface_t>(node.get(), net.get(), name, address);
-
-	node->interfaces.push_back(iface);
-	net->interfaces.push_back(iface);
+std::shared_ptr<iface_t> iface_t::add(const std::shared_ptr<node_t> &node, const std::shared_ptr<network_t> &net, const std::string &name, const gmrf_addr_t *address) {
+	std::shared_ptr<iface_t> iface = std::shared_ptr<iface_t>(new iface_t(node.get(), net.get(), name, address));
 
+	net->add_iface(iface);
 	node->add_iface(iface);
+
+	return iface;
 }
 
 }
diff --git a/mmss/iface.hpp b/mmss/iface.hpp
index 45e9d6a..2f464bd 100644
--- a/mmss/iface.hpp
+++ b/mmss/iface.hpp
@@ -44,10 +44,10 @@ private:
 
 	void enqueue(context_t *mmss, const std::shared_ptr<iface_t> &dest, const void *data, size_t len);
 
-public:
 	iface_t(node_t *node0, network_t *net0, const std::string &name0, const gmrf_addr_t *address0)
 		: node(node0), net(net0), name(name0), address(*address0) {}
 
+public:
 	node_t* get_node() const {
 		return node;
 	}
@@ -71,8 +71,8 @@ public:
 	void send_bc(const void *data, size_t len) {
 		net->send_bc(data, len, this);
 	}
-};
 
-void add_iface(const std::shared_ptr<node_t> &node, const std::shared_ptr<network_t> &net, const std::string &name, const gmrf_addr_t *address);
+	static std::shared_ptr<iface_t> add(const std::shared_ptr<node_t> &node, const std::shared_ptr<network_t> &net, const std::string &name, const gmrf_addr_t *address);
+};
 
 }
diff --git a/mmss/network.hpp b/mmss/network.hpp
index 0beb6ae..323879c 100644
--- a/mmss/network.hpp
+++ b/mmss/network.hpp
@@ -28,8 +28,8 @@
 
 #include "types.hpp"
 
-#include <list>
 #include <memory>
+#include <unordered_set>
 
 
 namespace MMSS {
@@ -37,16 +37,19 @@ namespace MMSS {
 class network_t : public nocopy_t {
 private:
 	std::string name;
-
 	size_t mtu;
 
+	std::unordered_set<std::shared_ptr<iface_t>> interfaces;
+
 	void enqueue(const void *data, size_t len, const iface_t *src_iface, const std::shared_ptr<iface_t> &dest_iface);
 
 public:
-	std::list<std::shared_ptr<iface_t>> interfaces;
-
 	network_t(const std::string &name0) : name(name0), mtu(1500) {}
 
+	void add_iface(const std::shared_ptr<iface_t> &iface) {
+		interfaces.insert(iface);
+	}
+
 	const std::string& get_name() const {
 		return name;
 	}
@@ -57,7 +60,6 @@ public:
 
 	void send(const void *data, size_t len, const iface_t *src_iface, const gmrf_addr_t *dest);
 	void send_bc(const void *data, size_t len, const iface_t *src_iface);
-
 };
 
 }
diff --git a/mmss/node.hpp b/mmss/node.hpp
index 04b9ae7..c561cfc 100644
--- a/mmss/node.hpp
+++ b/mmss/node.hpp
@@ -29,9 +29,9 @@
 #include "iface.hpp"
 #include "protocol.hpp"
 
-#include <list>
 #include <memory>
 #include <string>
+#include <unordered_set>
 
 
 namespace MMSS {
@@ -49,18 +49,24 @@ private:
 	unsigned rand_seed;
 	std::shared_ptr<const protocol_t> proto;
 
+	std::unordered_set<std::shared_ptr<iface_t>> interfaces;
+
 	node_t(context_t *mmss0, const std::string &name0, unsigned rand_seed0, const std::shared_ptr<const protocol_t> &proto0) :
 		mmss(mmss0), name(name0), gmrf_ctx(nullptr), rand_seed(rand_seed0), proto(proto0) {
 	}
-public:
-	std::list<std::shared_ptr<iface_t>> interfaces;
 
+public:
 	static std::shared_ptr<node_t> create(context_t *mmss, const std::string &name, unsigned rand_seed, const std::shared_ptr<const protocol_t> &proto) {
 		auto node = std::shared_ptr<node_t>(new node_t(mmss, name, rand_seed, proto));
 		node->gmrf_ctx = proto->init(node.get());
 		return node;
 	}
 
+	void add_iface(const std::shared_ptr<iface_t> &iface) {
+		interfaces.insert(iface);
+		proto->add_iface(this, gmrf_ctx, iface.get());
+	}
+
 	context_t* get_context() const {
 		return mmss;
 	}
@@ -73,10 +79,6 @@ public:
 		return rand_r(&rand_seed);
 	}
 
-	void add_iface(const std::shared_ptr<iface_t> &iface) {
-		proto->add_iface(this, gmrf_ctx, iface.get());
-	}
-
 	void handle_packet(const std::shared_ptr<iface_t> &iface, const gmrf_addr_t *source, const void *data, size_t len) {
 		proto->handle_packet(this, gmrf_ctx, iface.get(), source, data, len);
 	}
-- 
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