From 0fc8851faef219be6a3e161946fd6a09930efeb0 Mon Sep 17 00:00:00 2001
From: Andrei Karas <akaras@inbox.ru>
Date: Tue, 13 Sep 2016 23:15:31 +0300
Subject: Add support for removepacket tag in network.xml

---
 src/net/eathena/network.cpp    | 28 ++++++++++++++++++++++++++--
 src/resources/db/networkdb.cpp | 19 +++++++++++++++++--
 src/resources/db/networkdb.h   | 11 ++++++++---
 src/utils/xmlutils.cpp         |  1 -
 4 files changed, 51 insertions(+), 8 deletions(-)

(limited to 'src')

diff --git a/src/net/eathena/network.cpp b/src/net/eathena/network.cpp
index 74f3c3e00..973d306f9 100644
--- a/src/net/eathena/network.cpp
+++ b/src/net/eathena/network.cpp
@@ -117,8 +117,8 @@ void Network::registerHandlers()
 
 void Network::registerFakeHandlers()
 {
-    const NetworkInfos &packets = NetworkDb::getFakePackets();
-    FOR_EACH (NetworkInfosIter, it, packets)
+    const NetworkInPacketInfos &packets = NetworkDb::getFakePackets();
+    FOR_EACH (NetworkInPacketInfosIter, it, packets)
     {
         const size_t id = (*it).first;
         if (id >= packet_lengths_size)
@@ -141,6 +141,30 @@ void Network::registerFakeHandlers()
         mPackets[id].func = nullptr;
         mPackets[id].version = 0;
     }
+
+    const NetworkRemovePacketInfos &removePackets =
+        NetworkDb::getRemovePackets();
+    FOR_EACH (NetworkRemovePacketInfosIter, it, removePackets)
+    {
+        const size_t id = *it;
+        if (id >= packet_lengths_size)
+        {
+            reportAlways("Wrong remove packet id %d", CAST_S32(id));
+            continue;
+        }
+        if (mPackets[id].len == 0 &&
+            mPackets[id].func == nullptr &&
+            mPackets[id].version == 0)
+        {
+            continue;
+        }
+        logger->log("Remove packet: %d",
+            CAST_S32(id));
+        mPackets[id].name = "";
+        mPackets[id].len = 0;
+        mPackets[id].func = nullptr;
+        mPackets[id].version = 0;
+    }
 }
 
 void Network::clearHandlers()
diff --git a/src/resources/db/networkdb.cpp b/src/resources/db/networkdb.cpp
index c430d0f7a..70a5b814f 100644
--- a/src/resources/db/networkdb.cpp
+++ b/src/resources/db/networkdb.cpp
@@ -32,7 +32,8 @@
 namespace
 {
     bool mLoaded = false;
-    NetworkInfos mInPackets;
+    NetworkInPacketInfos mInPackets;
+    NetworkRemovePacketInfos mRemovePackets;
 }  // namespace
 
 void NetworkDb::load()
@@ -58,15 +59,29 @@ void NetworkDb::loadXmlFile(const std::string &fileName,
         "len",
         mInPackets,
         skipError);
+
+    readXmlIntVector(fileName,
+        "network",
+        "inpackets",
+        "removepacket",
+        "id",
+        mRemovePackets,
+        skipError);
 }
 
 void NetworkDb::unload()
 {
     mInPackets.clear();
+    mRemovePackets.clear();
     mLoaded = false;
 }
 
-const NetworkInfos &NetworkDb::getFakePackets()
+const NetworkInPacketInfos &NetworkDb::getFakePackets()
 {
     return mInPackets;
 }
+
+const NetworkRemovePacketInfos &NetworkDb::getRemovePackets()
+{
+    return mRemovePackets;
+}
diff --git a/src/resources/db/networkdb.h b/src/resources/db/networkdb.h
index 899fc6cda..b6eb47726 100644
--- a/src/resources/db/networkdb.h
+++ b/src/resources/db/networkdb.h
@@ -24,10 +24,13 @@
 #include "enums/simpletypes/skiperror.h"
 
 #include <map>
+#include <vector>
 #include <string>
 
-typedef std::map<int32_t, int32_t> NetworkInfos;
-typedef NetworkInfos::const_iterator NetworkInfosIter;
+typedef std::map<int32_t, int32_t> NetworkInPacketInfos;
+typedef NetworkInPacketInfos::const_iterator NetworkInPacketInfosIter;
+typedef std::vector<int> NetworkRemovePacketInfos;
+typedef NetworkRemovePacketInfos::const_iterator NetworkRemovePacketInfosIter;
 
 namespace NetworkDb
 {
@@ -44,7 +47,9 @@ namespace NetworkDb
      */
     void unload();
 
-    const NetworkInfos &getFakePackets();
+    const NetworkInPacketInfos &getFakePackets();
+
+    const NetworkRemovePacketInfos &getRemovePackets();
 }  // namespace NetworkDb
 
 #endif  // RESOURCES_DB_NETWORKDB_H
diff --git a/src/utils/xmlutils.cpp b/src/utils/xmlutils.cpp
index 5cc14f517..797f8d48e 100644
--- a/src/utils/xmlutils.cpp
+++ b/src/utils/xmlutils.cpp
@@ -34,7 +34,6 @@ void readXmlIntVector(const std::string &fileName,
                       std::vector<int> &arr,
                       const SkipError skipError)
 {
-    arr.clear();
     XML::Document doc(fileName, UseResman_true, skipError);
     const XmlNodePtrConst rootNode = doc.rootNode();
 
-- 
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