From e6ed8f19771d23a2e3496eb8fd71187ce0acc615 Mon Sep 17 00:00:00 2001
From: dec05eba <0xdec05eba@gmail.com>
Date: Wed, 6 Jun 2018 20:06:14 +0200
Subject: Add bootstrap class (server)

---
 src/DirectConnection.cpp | 49 +++++++++++++-----------------------------------
 1 file changed, 13 insertions(+), 36 deletions(-)

(limited to 'src/DirectConnection.cpp')

diff --git a/src/DirectConnection.cpp b/src/DirectConnection.cpp
index 6e3ddcc..86b1aa3 100644
--- a/src/DirectConnection.cpp
+++ b/src/DirectConnection.cpp
@@ -17,30 +17,6 @@ namespace sibs
     // Max received data size allowed when receiving regular data, receive data as file to receive more data
     const int MAX_RECEIVED_DATA_SIZE = 1024 * 1024 * 1; // 1Mb
     
-    Ipv4::Ipv4(const char *ip, u16 port)
-    {        
-        struct addrinfo hints = {};
-        hints.ai_flags = AI_PASSIVE;
-        hints.ai_family = AF_INET;
-        hints.ai_socktype = SOCK_STREAM;
-        
-        char portStr[6];
-        sprintf(portStr, "%d", port);
-        int addrInfoResult = getaddrinfo(ip, portStr, &hints, &address);
-        if(addrInfoResult != 0)
-        {
-            std::string errMsg = "Ip ";
-            errMsg += ip;
-            errMsg += " is not a valid ip";
-            throw InvalidAddressException(errMsg);
-        }
-    }
-    
-    Ipv4::~Ipv4()
-    {
-        freeaddrinfo(address);
-    }
-    
     DirectConnections::DirectConnections(u16 _port) : 
         port(_port),
         alive(true)
@@ -63,9 +39,10 @@ namespace sibs
         UDT::cleanup();
     }
     
-    std::shared_ptr<DirectConnectionPeer> DirectConnections::connect(const Ipv4 &address, PubSubReceiveDataCallback receiveDataCallbackFunc)
+    int DirectConnections::createSocket(const Ipv4 &addressToBind, bool rendezvous, bool reuseAddr)
     {
-        UDTSOCKET socket = UDT::socket(AI_PASSIVE, AF_INET, SOCK_STREAM);
+        Log::debug("UDT: Creating socket for ipv4 address %s, port: %d", addressToBind.getAddress().c_str(), addressToBind.getPort());
+        UDTSOCKET socket = UDT::socket(AF_INET, SOCK_STREAM, IPPROTO_UDP);
         if(socket == UDT::INVALID_SOCK)
         {
             std::string errMsg = "UDT: Failed to create socket, error: ";
@@ -73,9 +50,7 @@ namespace sibs
             throw ConnectionException(errMsg);
         }
         
-        bool rendezvous = true;
         UDT::setsockopt(socket, 0, UDT_RENDEZVOUS, &rendezvous, sizeof(bool));
-        bool reuseAddr = true;
         UDT::setsockopt(socket, 0, UDT_REUSEADDR, &reuseAddr, sizeof(bool));
         
         // Windows UDP issue
@@ -84,22 +59,24 @@ namespace sibs
         int mss = 1052;
         UDT::setsockopt(socket, 0, UDT_MSS, &mss, sizeof(mss));
         #endif
-        
-        sockaddr_in myAddr = {};
-        myAddr.sin_family = AF_INET;
-        myAddr.sin_port = htons(port);
-        myAddr.sin_addr.s_addr = INADDR_ANY;
-        memset(&myAddr.sin_zero, '\0', 8);
 
-        if(UDT::bind(socket, (sockaddr*)&myAddr, sizeof(myAddr)) == UDT::ERROR)
+        if(UDT::bind(socket, (sockaddr*)&addressToBind.address, sizeof(addressToBind.address)) == UDT::ERROR)
         {
             std::string errMsg = "UDT: Failed to bind, error: ";
             errMsg += UDT::getlasterror_desc();
             throw ConnectionException(errMsg);
         }
         
-        if(UDT::connect(socket, address.address->ai_addr, address.address->ai_addrlen) == UDT::ERROR)
+        return socket;
+    }
+    
+    std::shared_ptr<DirectConnectionPeer> DirectConnections::connect(const Ipv4 &address, PubSubReceiveDataCallback receiveDataCallbackFunc)
+    {
+        UDTSOCKET socket = createSocket(Ipv4(nullptr, port), true, true);
+        
+        if(UDT::connect(socket, (sockaddr*)&address.address, sizeof(address.address)) == UDT::ERROR)
         {
+            UDT::close(socket);
             std::string errMsg = "UDT: Failed to connect, error: ";
             errMsg += UDT::getlasterror_desc();
             throw ConnectionException(errMsg);
-- 
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