From b503a70fca019368399038cde649b3ef8df85bb9 Mon Sep 17 00:00:00 2001
From: Matthias Schiffer <matthias@gamezock.de>
Date: Thu, 18 Sep 2008 14:51:48 +0200
Subject: Flexiblere ?bertragung von Host-Listen

---
 src/Net/Packets/HostListPacket.cpp | 87 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 87 insertions(+)
 create mode 100644 src/Net/Packets/HostListPacket.cpp

(limited to 'src/Net/Packets/HostListPacket.cpp')

diff --git a/src/Net/Packets/HostListPacket.cpp b/src/Net/Packets/HostListPacket.cpp
new file mode 100644
index 0000000..30a33b3
--- /dev/null
+++ b/src/Net/Packets/HostListPacket.cpp
@@ -0,0 +1,87 @@
+/*
+ * HostListPacket.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 "HostListPacket.h"
+#include <cstring>
+#include <sstream>
+
+namespace Mad {
+namespace Net {
+namespace Packets {
+
+void HostListPacket::assemblePacket() {
+  std::ostringstream stream;
+
+  for(std::vector<Common::HostInfo>::iterator host = hostList.begin(); host != hostList.end(); ++host) {
+    stream << host->getName() << std::endl;
+    stream << host->getIP() << std::endl;
+  }
+
+  std::string str = stream.str();
+
+  setLength(sizeof(uint16_t) + sizeof(HostData)*hostList.size() + str.length());
+
+  nHosts = (uint16_t*)rawData->data;
+  hostData = (HostData*)(rawData->data + sizeof(uint16_t));
+  charData = (char*)(rawData->data + sizeof(uint16_t) + sizeof(HostData)*hostList.size());
+
+  std::memcpy(charData, str.c_str(), str.length());
+
+  *nHosts = htons(hostList.size());
+
+  for(size_t i = 0; i < hostList.size(); ++i) {
+    hostData[i].status = htons((uint16_t)hostList[i].getStatus());
+  }
+}
+
+void HostListPacket::parsePacket() {
+  hostList.clear();
+
+  if(getLength() < sizeof(uint16_t))
+    return;
+
+  nHosts = (uint16_t*)rawData->data;
+  hostList.resize(ntohs(*nHosts));
+
+  if(getLength() < sizeof(uint16_t) + sizeof(HostData)*hostList.size())
+    setLength(sizeof(uint16_t) + sizeof(HostData)*hostList.size());
+
+  nHosts = (uint16_t*)rawData->data;
+  hostData = (HostData*)(rawData->data + sizeof(uint16_t));
+  charData = (char*)(rawData->data + sizeof(uint16_t) + sizeof(HostData)*hostList.size());
+
+  std::istringstream stream(std::string(charData, getLength() - (sizeof(uint16_t)+sizeof(HostData)*hostList.size())));
+
+  for(size_t i = 0; i < hostList.size(); ++i) {
+    hostList[i].setStatus((Common::HostInfo::Status)ntohs(hostData[i].status));
+
+    if(!stream.eof()) {
+      std::string str;
+
+      std::getline(stream, str);
+      hostList[i].setName(str);
+      std::getline(stream, str);
+      hostList[i].setIP(str);
+    }
+  }
+}
+
+}
+}
+}
-- 
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