From e36509911c34a376c04498d47016002b1badbead Mon Sep 17 00:00:00 2001
From: dec05eba <0xdec05eba@gmail.com>
Date: Fri, 8 Jun 2018 04:16:48 +0200
Subject: Make connect asynchronous

---
 src/DirectConnection.cpp | 64 +++++++++++++++++++++++++++++-------------------
 1 file changed, 39 insertions(+), 25 deletions(-)

(limited to 'src/DirectConnection.cpp')

diff --git a/src/DirectConnection.cpp b/src/DirectConnection.cpp
index 748a936..d10c990 100644
--- a/src/DirectConnection.cpp
+++ b/src/DirectConnection.cpp
@@ -47,7 +47,7 @@ namespace sibs
         {
             std::string errMsg = "UDT: Failed to create socket, error: ";
             errMsg += UDT::getlasterror_desc();
-            throw ConnectionException(errMsg);
+            throw SocketCreateException(errMsg);
         }
         
         UDT::setsockopt(socket, 0, UDT_RENDEZVOUS, &rendezvous, sizeof(bool));
@@ -64,43 +64,57 @@ namespace sibs
         {
             std::string errMsg = "UDT: Failed to bind, error: ";
             errMsg += UDT::getlasterror_desc();
-            throw ConnectionException(errMsg);
+            throw SocketCreateException(errMsg);
         }
         
         return socket;
     }
     
-    std::shared_ptr<DirectConnectionPeer> DirectConnections::connectServer(const Ipv4 &address, PubSubReceiveDataCallback receiveDataCallbackFunc)
+    void DirectConnections::connectServer(const Ipv4 &address, PubSubConnectCallback connectCallbackFunc, PubSubReceiveDataCallback receiveDataCallbackFunc)
     {
-        return connect(address, false, true, receiveDataCallbackFunc);
+        connect(address, false, true, connectCallbackFunc, receiveDataCallbackFunc);
     }
     
-    std::shared_ptr<DirectConnectionPeer> DirectConnections::connect(const Ipv4 &address, PubSubReceiveDataCallback receiveDataCallbackFunc)
+    void DirectConnections::connect(const Ipv4 &address, PubSubConnectCallback connectCallbackFunc, PubSubReceiveDataCallback receiveDataCallbackFunc)
     {
-        return connect(address, true, true, receiveDataCallbackFunc);
+        connect(address, true, true, connectCallbackFunc, receiveDataCallbackFunc);
     }
     
-    std::shared_ptr<DirectConnectionPeer> DirectConnections::connect(const Ipv4 &address, bool rendezvous, bool reuseAddr, PubSubReceiveDataCallback receiveDataCallbackFunc)
+    void DirectConnections::connect(const Ipv4 &address, bool rendezvous, bool reuseAddr, PubSubConnectCallback connectCallbackFunc, PubSubReceiveDataCallback receiveDataCallbackFunc)
     {
-        UDTSOCKET socket = createSocket(Ipv4(nullptr, port), rendezvous, reuseAddr);
-        
-        if(UDT::connect(socket, (sockaddr*)&address.address, sizeof(address.address)) == UDT::ERROR)
+        std::thread([this, address, rendezvous, reuseAddr, connectCallbackFunc, receiveDataCallbackFunc]()
         {
-            UDT::close(socket);
-            std::string errMsg = "UDT: Failed to connect, error: ";
-            errMsg += UDT::getlasterror_desc();
-            throw ConnectionException(errMsg);
-        }
-        
-        UDT::epoll_add_usock(eid, socket);
-        std::shared_ptr<DirectConnectionPeer> peer = std::make_shared<DirectConnectionPeer>();
-        peer->socket = socket;
-        peer->address = address;
-        peer->receiveDataCallbackFunc = receiveDataCallbackFunc;
-        peersMutex.lock();
-        peers[socket] = peer;
-        peersMutex.unlock();
-        return peer;
+            std::shared_ptr<DirectConnectionPeer> peer = std::make_shared<DirectConnectionPeer>();
+            UDTSOCKET socket;
+            try
+            {
+                socket = createSocket(Ipv4(nullptr, port), rendezvous, reuseAddr);
+            }
+            catch(SocketCreateException &e)
+            {
+                if(connectCallbackFunc)
+                    connectCallbackFunc(peer, PubSubResult::ERROR, e.what());
+                return;
+            }
+            
+            if(UDT::connect(socket, (sockaddr*)&address.address, sizeof(address.address)) == UDT::ERROR)
+            {
+                if(connectCallbackFunc)
+                    connectCallbackFunc(peer, PubSubResult::ERROR, UDT::getlasterror_desc());
+                return;
+            }
+            
+            UDT::epoll_add_usock(eid, socket);
+            peer->socket = socket;
+            peer->address = address;
+            peer->receiveDataCallbackFunc = receiveDataCallbackFunc;
+            peersMutex.lock();
+            peers[socket] = peer;
+            peersMutex.unlock();
+            
+            if(connectCallbackFunc)
+                connectCallbackFunc(peer, PubSubResult::OK, "");
+        }).detach();
     }
     
     void DirectConnections::send(const std::shared_ptr<DirectConnectionPeer> &peer, std::shared_ptr<std::vector<u8>> data, PubSubSendDataCallback sendDataCallbackFunc)
-- 
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