RequestManager hinzugef?gt

1 files changed, 111 insertions, 0 deletions

diff --git a/src/Common/RequestManager.cpp b/src/Common/RequestManager.cpp
new file mode 100644
index 0000000..9cc4c71
--- /dev/null
+++ b/src/Common/RequestManager.cpp
@@ -0,0 +1,111 @@
+/*
+ * RequestManager.cpp
+ *
+ * Copyright (C) 2008 Matthias Schiffer <matthias@gamezock.de>
+ *
+ * This program is free software: you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ * See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "RequestManager.h"
+
+#include <iostream>
+
+namespace Mad {
+namespace Common {
+
+void RequestManager::receiveHandler(Net::Connection *connection, const Net::Packet &packet) {
+  std::map<Net::Connection*,RequestInfo>::iterator it = requestMap.find(connection);
+
+  if(it == requestMap.end()) {
+    // TODO: Error
+    std::cerr << "Received a packet from a unregistered connection." << std::endl;
+
+    return;
+  }
+
+  RequestInfo &requestInfo = it->second;
+  RequestInfo::iterator it2;
+
+  switch(packet.getType()) {
+    case Net::Packet::TYPE_PING:
+      std::cout << "Received ping request." << std::endl;
+      std::cout << "  Request ID: " << packet.getRequestId() << std::endl;
+
+      connection->send(Net::Packet(Net::Packet::TYPE_PONG, packet.getRequestId(), packet.getData(), packet.getLength()));
+      break;
+    case Net::Packet::TYPE_PONG:
+      it2 = requestInfo.find(packet.getRequestId());
+      if(it2 == requestInfo.end() || it2->second.getType() != Request::TYPE_PING) {
+        // TODO: Error
+        std::cerr << "Received an unexpected ping reply." << std::endl;
+
+        return;
+      }
+
+      requestInfo.erase(it2);
+
+      std::cout << "Received ping reply." << std::endl;
+      std::cout << "  Request ID: "  << packet.getRequestId() << std::endl;
+      break;
+    case Net::Packet::TYPE_DISCONNECT_REQ:
+      connection->send(Net::Packet(Net::Packet::TYPE_DISCONNECT_REP, packet.getRequestId()));
+      connection->disconnect();
+      break;
+    case Net::Packet::TYPE_DISCONNECT_REP:
+      it2 = requestInfo.find(packet.getRequestId());
+      if(it2 == requestInfo.end() || it2->second.getType() != Request::TYPE_DISCONNECT) {
+        // TODO: Error
+        std::cerr << "Received an unexpected disconnect reply." << std::endl;
+
+        return;
+      }
+
+      requestInfo.erase(it2);
+
+      connection->disconnect();
+  }
+}
+
+bool RequestManager::sendRequest(Net::Connection *connection, Request::Type type) {
+  std::map<Net::Connection*,RequestInfo>::iterator it = requestMap.find(connection);
+
+  if(it == requestMap.end())
+    return false;
+
+  RequestInfo &requestInfo = it->second;
+
+  unsigned short request;
+  do {
+    request = getRequestId();
+  } while(requestInfo.find(request) != requestInfo.end());
+
+  switch(type) {
+    case Request::TYPE_PING:
+      if(!connection->send(Net::Packet(Net::Packet::TYPE_PING, request)))
+        return false;
+
+      requestInfo.insert(std::make_pair(request, Request(type)));
+      break;
+    case Request::TYPE_DISCONNECT:
+      if(!connection->send(Net::Packet(Net::Packet::TYPE_DISCONNECT_REQ, request)))
+        return false;
+
+      requestInfo.insert(std::make_pair(request, Request(type)));
+  }
+
+  return true;
+}
+
+}
+}