amxmodx/dlls/ns/MessageHandler.cpp

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2014-08-04 10:35:12 +00:00
// vim: set ts=4 sw=4 tw=99 noet:
//
// AMX Mod X, based on AMX Mod by Aleksander Naszko ("OLO").
// Copyright (C) The AMX Mod X Development Team.
//
// This software is licensed under the GNU General Public License, version 3 or higher.
// Additional exceptions apply. For full license details, see LICENSE.txt or visit:
// https://alliedmods.net/amxmodx-license
//
// Natural Selection Module
//
/* This file contains the initialization routine and message hooks
* for the message handler. Note that all of the message hooks
* except for MessageBegin_Post are NOT hooked unless the gameDLL
* is sending a message we care about.
*/
#include "amxxmodule.h"
#include "ns.h"
#include "utilfunctions.h"
#include "GameManager.h"
#include "MessageHandler.h"
MessageHandler *MessageLists[256];
MessageHandler *HookedMessage;
bool MessageHandler_Initialized=false;
// This is called through ServerActivate_Post
void Initialize_MessageHandler(void)
{
if (MessageHandler_Initialized)
{
return;
}
MessageHandler_Initialized=true;
int i=0;
while (i<255)
{
MessageLists[i++]=NULL;
};
// Hook our messages
int index;
index=GET_USER_MSG_ID(&Plugin_info,"Countdown",NULL);
if (index)
{
MessageLists[index]=new MessageCountDown;
}
index=GET_USER_MSG_ID(&Plugin_info,"GameStatus",NULL);
if (index)
{
MessageLists[index]=new MessageGameStatus;
}
#if 0
index=GET_USER_MSG_ID(&Plugin_info,"Particles",NULL);
if (index)
{
MessageLists[index]=new MessageDebug;
}
#endif
// Start hooking messagebegin_post
g_pengfuncsTable_Post->pfnMessageBegin=MessageBegin_Post;
};
void MessageBegin_Post(int msg_dest, int msg_type, const float *pOrigin, edict_t *ed)
{
// Sanity check, should never matter
if (msg_type < 0 || msg_type > 255)
{
RETURN_META(MRES_IGNORED);
}
// Has a hooked message?
if (MessageLists[msg_type]!=NULL)
{
// Should this message be hooked?
if (MessageLists[msg_type]->Begin(msg_dest,msg_type,pOrigin,ed)==1)
{
// This message is going to all be hooked
// save pointer to our class
HookedMessage=MessageLists[msg_type];
// Tell metamod to forward
g_pengfuncsTable_Post->pfnWriteByte=WriteByte_Post;
g_pengfuncsTable_Post->pfnWriteChar=WriteChar_Post;
g_pengfuncsTable_Post->pfnWriteShort=WriteShort_Post;
g_pengfuncsTable_Post->pfnWriteLong=WriteLong_Post;
g_pengfuncsTable_Post->pfnWriteAngle=WriteAngle_Post;
g_pengfuncsTable_Post->pfnWriteCoord=WriteCoord_Post;
g_pengfuncsTable_Post->pfnWriteString=WriteString_Post;
g_pengfuncsTable_Post->pfnWriteEntity=WriteEntity_Post;
g_pengfuncsTable_Post->pfnMessageEnd=MessageEnd_Post;
}
}
RETURN_META(MRES_IGNORED);
}
void MessageEnd_Post(void)
{
HookedMessage->End();
HookedMessage=NULL;
// Stop metamod forwarding
g_pengfuncsTable_Post->pfnWriteByte=NULL;
g_pengfuncsTable_Post->pfnWriteChar=NULL;
g_pengfuncsTable_Post->pfnWriteShort=NULL;
g_pengfuncsTable_Post->pfnWriteLong=NULL;
g_pengfuncsTable_Post->pfnWriteAngle=NULL;
g_pengfuncsTable_Post->pfnWriteCoord=NULL;
g_pengfuncsTable_Post->pfnWriteString=NULL;
g_pengfuncsTable_Post->pfnWriteEntity=NULL;
g_pengfuncsTable_Post->pfnMessageEnd=NULL;
RETURN_META(MRES_IGNORED);
};
void WriteByte_Post(int iValue)
{
HookedMessage->WriteByte(iValue);
RETURN_META(MRES_IGNORED);
};
void WriteChar_Post(int iValue)
{
HookedMessage->WriteChar(iValue);
RETURN_META(MRES_IGNORED);
};
void WriteShort_Post(int iValue)
{
HookedMessage->WriteShort(iValue);
RETURN_META(MRES_IGNORED);
};
void WriteLong_Post(int iValue)
{
HookedMessage->WriteLong(iValue);
RETURN_META(MRES_IGNORED);
};
void WriteAngle_Post(float flValue)
{
HookedMessage->WriteAngle(flValue);
RETURN_META(MRES_IGNORED);
};
void WriteCoord_Post(float flValue)
{
HookedMessage->WriteCoord(flValue);
RETURN_META(MRES_IGNORED);
};
void WriteString_Post(const char *sz)
{
HookedMessage->WriteString(sz);
RETURN_META(MRES_IGNORED);
};
void WriteEntity_Post(int iValue)
{
HookedMessage->WriteEntity(iValue);
RETURN_META(MRES_IGNORED);
};