From ed71e8adf36e3d0c3f6f2b54794fe069091d3376 Mon Sep 17 00:00:00 2001
From: dec05eba <dec05eba@protonmail.com>
Date: Wed, 6 Jun 2018 20:06:14 +0200
Subject: Add bootstrap class (server)

---
 include/sibs/BootstrapNode.hpp    | 28 ++++++++++++++++++++++++++++
 include/sibs/DirectConnection.hpp | 22 ++++------------------
 include/sibs/IpAddress.hpp        | 35 +++++++++++++++++++++++++++++++++++
 3 files changed, 67 insertions(+), 18 deletions(-)
 create mode 100644 include/sibs/BootstrapNode.hpp
 create mode 100644 include/sibs/IpAddress.hpp

(limited to 'include')

diff --git a/include/sibs/BootstrapNode.hpp b/include/sibs/BootstrapNode.hpp
new file mode 100644
index 0000000..eaf48eb
--- /dev/null
+++ b/include/sibs/BootstrapNode.hpp
@@ -0,0 +1,28 @@
+#pragma once
+
+#include "DirectConnection.hpp"
+#include "IpAddress.hpp"
+
+namespace sibs
+{
+    class BootstrapException : public std::runtime_error
+    {
+    public:
+        BootstrapException(const std::string &errMsg) : std::runtime_error(errMsg) {}
+    };
+    
+    class BootstrapNode
+    {
+        DISABLE_COPY(BootstrapNode)
+    public:
+        // Throws BootstrapException on error
+        BootstrapNode(const Ipv4 &address);
+        ~BootstrapNode();
+    private:
+        void acceptConnections();
+    private:
+        DirectConnections connections;
+        int socket;
+        std::thread acceptConnectionsThread;
+    };
+}
diff --git a/include/sibs/DirectConnection.hpp b/include/sibs/DirectConnection.hpp
index 8e92137..c4431a5 100644
--- a/include/sibs/DirectConnection.hpp
+++ b/include/sibs/DirectConnection.hpp
@@ -7,19 +7,12 @@
 #include <memory>
 #include <thread>
 #include <mutex>
+#include "IpAddress.hpp"
 #include "../types.hpp"
 #include "../utils.hpp"
 
-struct addrinfo;
-
 namespace sibs
 {
-    class InvalidAddressException : public std::runtime_error
-    {
-    public:
-        InvalidAddressException(const std::string &errMsg) : std::runtime_error(errMsg) {}
-    };
-    
     class ConnectionException : public std::runtime_error
     {
     public:
@@ -32,16 +25,6 @@ namespace sibs
         SendException(const std::string &errMsg) : std::runtime_error(errMsg) {}
     };
     
-    class Ipv4
-    {
-        DISABLE_COPY(Ipv4)
-    public:
-        // Throws InvalidAddressException on error
-        Ipv4(const char *ip, u16 port);
-        ~Ipv4();
-        
-        struct addrinfo *address;
-    };
     
     enum class PubSubConnectResult
     {
@@ -61,6 +44,7 @@ namespace sibs
     class DirectConnections
     {
         DISABLE_COPY(DirectConnections)
+        friend class BootstrapNode;
     public:
         DirectConnections(u16 port = 27137);
         ~DirectConnections();
@@ -69,6 +53,8 @@ namespace sibs
         std::shared_ptr<DirectConnectionPeer> connect(const Ipv4 &address, PubSubReceiveDataCallback receiveDataCallbackFunc);
         // Throws SendException on error
         void send(const std::shared_ptr<DirectConnectionPeer> &peer, const void *data, const usize size);
+    protected:
+        int createSocket(const Ipv4 &addressToBind, bool rendezvous, bool reuseAddr);
     private:
         void receiveData();
         bool receiveDataFromPeer(const int socket, char *output);
diff --git a/include/sibs/IpAddress.hpp b/include/sibs/IpAddress.hpp
new file mode 100644
index 0000000..a0fad75
--- /dev/null
+++ b/include/sibs/IpAddress.hpp
@@ -0,0 +1,35 @@
+#pragma once
+
+#include "../utils.hpp"
+#include <stdexcept>
+#include <string>
+#ifndef WIN32
+   #include <arpa/inet.h>
+   #include <netdb.h>
+#else
+   #include <winsock2.h>
+   #include <ws2tcpip.h>
+#endif
+
+namespace sibs
+{
+    class InvalidAddressException : public std::runtime_error
+    {
+    public:
+        InvalidAddressException(const std::string &errMsg) : std::runtime_error(errMsg) {}
+    };
+    
+    class Ipv4
+    {
+        DISABLE_COPY(Ipv4)
+    public:
+        // If @ip is nullptr, then bind to all available sockets (typical for servers)
+        // Throws InvalidAddressException on error.
+        Ipv4(const char *ip, unsigned short port);
+        
+        std::string getAddress() const;
+        unsigned short getPort() const;
+        
+        struct sockaddr_in address;
+    };
+}
-- 
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