amxmodx/dlls/hamsandwich/hook_specialbot.cpp

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// 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
//
// Ham Sandwich Module
//
#include "hook_specialbot.h"
#include "hooklist.h"
#include "hook.h"
extern ke::Vector<Hook*> hooks[HAM_LAST_ENTRY_DONT_USE_ME_LOL];
extern hook_t hooklist[];
CRegisterHamParams::CRegisterHamParams(AMX *arg_amx, int &arg_func, const char *arg_function, int &arg_post, int &arg_fwd)
{
amx = arg_amx;
func = arg_func;
function = new char[strlen(arg_function)+1];
strcpy(function, arg_function);
post = arg_post;
fwd = arg_fwd;
}
CRegisterHamParams::~CRegisterHamParams()
{
delete[] function;
}
CHamSpecialBotHandler::CHamSpecialBotHandler()
{
m_specialbot_vtable = NULL;
}
void CHamSpecialBotHandler::CheckClientKeyValue(int &clientIndex, char *infobuffer, const char *key, const char *value)
{
if(m_specialbot_vtable != NULL)
return;
edict_t *pEdict = MF_GetPlayerEdict(clientIndex);
if((pEdict->v.flags & FL_FAKECLIENT) != FL_FAKECLIENT)
{
const char *auth = GETPLAYERAUTHID(pEdict);
if (auth && (strcmp(auth, "BOT") != 0))
return;
}
if(strcmp(key, "*bot") != 0 || strcmp(value, "1") != 0)
return;
m_specialbot_vtable = GetVTable(pEdict->pvPrivateData, Offsets.GetBase());
if(m_RHP_list.empty())
return;
for (size_t i = 0; i < m_RHP_list.length(); ++i)
{
CRegisterHamParams *item = m_RHP_list.at(i);
RegisterChecked(item->amx, item->func, item->function, item->post, item->fwd);
delete item;
}
m_RHP_list.clear();
}
void CHamSpecialBotHandler::RegisterHamSpecialBot(AMX *amx, int &func, const char *function, int &post, int &fwd)
{
if(m_specialbot_vtable == NULL)
{
m_RHP_list.append( new CRegisterHamParams(amx, func, function, post, fwd) );
return;
}
RegisterChecked(amx, func, function, post, fwd);
}
void CHamSpecialBotHandler::RegisterChecked(AMX *amx, int &func, const char *function, int &post, int &fwd)
{
void **vtable = m_specialbot_vtable;
int **ivtable=(int **)vtable;
void *vfunction=(void *)ivtable[hooklist[func].vtid];
for (size_t i = 0; i < hooks[func].length(); ++i)
{
if (hooks[func].at(i)->tramp == vfunction)
{
// Yes, this function is hooked
Forward *pfwd = new Forward(fwd);
if (post)
{
hooks[func].at(i)->post.append(pfwd);
}
else
{
hooks[func].at(i)->pre.append(pfwd);
}
return;
}
}
char classname[] = "player";
// If we got here, the function is not hooked
Hook *hook = new Hook(vtable, hooklist[func].vtid, hooklist[func].targetfunc, hooklist[func].isvoid, hooklist[func].needsretbuf, hooklist[func].paramcount, classname);
hooks[func].append(hook);
Forward *pfwd=new Forward(fwd);
if (post)
{
hook->post.append(pfwd);
}
else
{
hook->pre.append(pfwd);
}
}