/**
 * vim: set ts=4 :
 * =============================================================================
 * SourceMod Counter-Strike:Source Extension
 * Copyright (C) 2004-2008 AlliedModders LLC.  All rights reserved.
 * =============================================================================
 *
 * This program is free software; you can redistribute it and/or modify it under
 * the terms of the GNU General Public License, version 3.0, as published by the
 * Free Software Foundation.
 * 
 * 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/>.
 *
 * As a special exception, AlliedModders LLC gives you permission to link the
 * code of this program (as well as its derivative works) to "Half-Life 2," the
 * "Source Engine," the "SourcePawn JIT," and any Game MODs that run on software
 * by the Valve Corporation.  You must obey the GNU General Public License in
 * all respects for all other code used.  Additionally, AlliedModders LLC grants
 * this exception to all derivative works.  AlliedModders LLC defines further
 * exceptions, found in LICENSE.txt (as of this writing, version JULY-31-2007),
 * or <http://www.sourcemod.net/license.php>.
 *
 * Version: $Id$
 */

#include "util_cstrike.h"

#include "extension.h"
#include "RegNatives.h"

#define REGISTER_ADDR(name, defaultret, code) \
	void *addr; \
	if (!g_pGameConf->GetMemSig(name, &addr) || !addr) \
	{ \
		g_pSM->LogError(myself, "Failed to locate function."); \
		return defaultret; \
	} \
	code; \
	g_RegNatives.Register(pWrapper);

void *GetWeaponInfo(int weaponID)
{
	static ICallWrapper *pWrapper = NULL;
	if (!pWrapper)
	{
		REGISTER_ADDR("GetWeaponInfo", NULL,
			PassInfo pass[1]; \
			PassInfo retpass; \
			pass[0].flags = PASSFLAG_BYVAL; \
			pass[0].type = PassType_Basic; \
			pass[0].size = sizeof(int); \
			retpass.flags = PASSFLAG_BYVAL; \
			retpass.type = PassType_Basic; \
			retpass.size = sizeof(void *); \
			pWrapper = g_pBinTools->CreateCall(addr, CallConv_Cdecl, &retpass, pass, 1))
	}

	void *info;

	unsigned char vstk[sizeof(int)];
	unsigned char *vptr = vstk;

	*(int *)vptr = weaponID;

	pWrapper->Execute(vstk, &info);

	return info;
}

const char *GetTranslatedWeaponAlias(const char *weapon)
{
	static ICallWrapper *pWrapper = NULL;

	if (!pWrapper)
	{
		REGISTER_ADDR("GetTranslatedWeaponAlias", weapon,
			PassInfo pass[1]; \
			PassInfo retpass; \
			pass[0].flags = PASSFLAG_BYVAL; \
			pass[0].type = PassType_Basic; \
			pass[0].size = sizeof(const char *); \
			retpass.flags = PASSFLAG_BYVAL; \
			retpass.type = PassType_Basic; \
			retpass.size = sizeof(const char *); \
			pWrapper = g_pBinTools->CreateCall(addr, CallConv_Cdecl, &retpass, pass, 1))
	}
	const char *ret = NULL;

	unsigned char vstk[sizeof(const char *)];
	unsigned char *vptr = vstk;

	*(const char **)vptr = weapon;

	pWrapper->Execute(vstk, &ret);

	return ret;
}

int AliasToWeaponID(const char *weapon)
{
	static ICallWrapper *pWrapper = NULL;

	if (!pWrapper)
	{
		REGISTER_ADDR("AliasToWeaponID", 0,
			PassInfo pass[1]; \
			PassInfo retpass; \
			pass[0].flags = PASSFLAG_BYVAL; \
			pass[0].type = PassType_Basic; \
			pass[0].size = sizeof(const char *); \
			retpass.flags = PASSFLAG_BYVAL; \
			retpass.type = PassType_Basic; \
			retpass.size = sizeof(int); \
			pWrapper = g_pBinTools->CreateCall(addr, CallConv_Cdecl, &retpass, pass, 1))
	}
	int weaponID = 0;

	unsigned char vstk[sizeof(const char *)];
	unsigned char *vptr = vstk;

	*(const char **)vptr = weapon;

	pWrapper->Execute(vstk, &weaponID);

	return weaponID;
}

const char *WeaponIDToAlias(int weaponID)
{
	static ICallWrapper *pWrapper = NULL;

	if (!pWrapper)
	{
		REGISTER_ADDR("WeaponIDToAlias", 0,
			PassInfo pass[1]; \
			PassInfo retpass; \
			pass[0].flags = PASSFLAG_BYVAL; \
			pass[0].type = PassType_Basic; \
			pass[0].size = sizeof(int); \
			retpass.flags = PASSFLAG_BYVAL; \
			retpass.type = PassType_Basic; \
			retpass.size = sizeof(const char *); \
			pWrapper = g_pBinTools->CreateCall(addr, CallConv_Cdecl, &retpass, pass, 1))
	}
	const char *ret = NULL;
	
	unsigned char vstk[sizeof(int)];
	unsigned char *vptr = vstk;

	*(int *)vptr = GetRealWeaponID(weaponID);

	pWrapper->Execute(vstk, &ret);

	return ret;
}
int GetRealWeaponID(int weaponId)
{
#if SOURCE_ENGINE == SE_CSGO
	switch((SMCSWeapon)weaponId)
	{
		case SMCSWeapon_NONE:
			return (int)CSGOWeapon_NONE;
		case SMCSWeapon_DEAGLE:
			return (int)CSGOWeapon_DEAGLE;
		case SMCSWeapon_ELITE:
			return (int)CSGOWeapon_ELITE;
		case SMCSWeapon_FIVESEVEN:
			return (int)CSGOWeapon_FIVESEVEN;
		case SMCSWeapon_GLOCK:
			return (int)CSGOWeapon_GLOCK;
		case SMCSWeapon_P228:
			return (int)CSGOWeapon_P228;
		case SMCSWeapon_USP:
			return (int)CSGOWeapon_USP;
		case SMCSWeapon_AK47:
			return (int)CSGOWeapon_AK47;
		case SMCSWeapon_AUG:
			return (int)CSGOWeapon_AUG;
		case SMCSWeapon_AWP:
			return (int)CSGOWeapon_AWP;
		case SMCSWeapon_FAMAS:
			return (int)CSGOWeapon_FAMAS;
		case SMCSWeapon_G3SG1:
			return (int)CSGOWeapon_G3SG1;
		case SMCSWeapon_GALIL:
			return (int)CSGOWeapon_GALIL;
		case SMCSWeapon_GALILAR:
			return (int)CSGOWeapon_GALILAR;
		case SMCSWeapon_M249:
			return (int)CSGOWeapon_M249;
		case SMCSWeapon_M3:
			return (int)CSGOWeapon_M3;
		case SMCSWeapon_M4A1:
			return (int)CSGOWeapon_M4A1;
		case SMCSWeapon_MAC10:
			return (int)CSGOWeapon_MAC10;
		case SMCSWeapon_MP5NAVY:
			return (int)CSGOWeapon_MP5NAVY;
		case SMCSWeapon_P90:
			return (int)CSGOWeapon_P90;
		case SMCSWeapon_SCOUT:
			return (int)CSGOWeapon_SCOUT;
		case SMCSWeapon_SG550:
			return (int)CSGOWeapon_SG550;
		case SMCSWeapon_SG552:
			return (int)CSGOWeapon_SG552;
		case SMCSWeapon_TMP:
			return (int)CSGOWeapon_TMP;
		case SMCSWeapon_UMP45:
			return (int)CSGOWeapon_UMP45;
		case SMCSWeapon_XM1014:
			return (int)CSGOWeapon_XM1014;
		case SMCSWeapon_BIZON:
			return (int)CSGOWeapon_BIZON;
		case SMCSWeapon_MAG7:
			return (int)CSGOWeapon_MAG7;
		case SMCSWeapon_NEGEV:
			return (int)CSGOWeapon_NEGEV;
		case SMCSWeapon_SAWEDOFF:
			return (int)CSGOWeapon_SAWEDOFF;
		case SMCSWeapon_TEC9:
			return (int)CSGOWeapon_TEC9;
		case SMCSWeapon_TASER:
			return (int)CSGOWeapon_TASER;
		case SMCSWeapon_HKP2000:
			return (int)CSGOWeapon_HKP2000;
		case SMCSWeapon_MP7:
			return (int)CSGOWeapon_MP7;
		case SMCSWeapon_MP9:
			return (int)CSGOWeapon_MP9;
		case SMCSWeapon_NOVA:
			return (int)CSGOWeapon_NOVA;
		case SMCSWeapon_P250:
			return (int)CSGOWeapon_P250;
		case SMCSWeapon_SCAR17:
			return (int)CSGOWeapon_SCAR17;
		case SMCSWeapon_SCAR20:
			return (int)CSGOWeapon_SCAR20;
		case SMCSWeapon_SG556:
			return (int)CSGOWeapon_SG556;
		case SMCSWeapon_SSG08:
			return (int)CSGOWeapon_SSG08;
		case SMCSWeapon_KNIFE_GG:
			return (int)CSGOWeapon_KNIFE_GG;
		case SMCSWeapon_KNIFE:
			return (int)CSGOWeapon_KNIFE;
		case SMCSWeapon_FLASHBANG:
			return (int)CSGOWeapon_FLASHBANG;
		case SMCSWeapon_HEGRENADE:
			return (int)CSGOWeapon_HEGRENADE;
		case SMCSWeapon_SMOKEGRENADE:
			return (int)CSGOWeapon_SMOKEGRENADE;
		case SMCSWeapon_MOLOTOV:
			return (int)CSGOWeapon_MOLOTOV;
		case SMCSWeapon_DECOY:
			return (int)CSGOWeapon_DECOY;
		case SMCSWeapon_INCGRENADE:
			return (int)CSGOWeapon_INCGRENADE;
		case SMCSWeapon_C4:
			return (int)CSGOWeapon_C4;
		case SMCSWeapon_KEVLAR:
			return (int)CSGOWeapon_KEVLAR;
		case SMCSWeapon_ASSAULTSUIT:
			return (int)CSGOWeapon_ASSAULTSUIT;
		case SMCSWeapon_NIGHTVISION:
			return (int)CSGOWeapon_NVG;
		case SMCSWeapon_DEFUSER:
			return (int)CSGOWeapon_DEFUSER;
		default:
			return (int)CSGOWeapon_NONE;
	}
#else
	if (weaponId > (int)SMCSWeapon_NIGHTVISION || weaponId < (int)SMCSWeapon_NONE)
		return (int)SMCSWeapon_NONE;
	else
		return weaponId;
#endif
}

int GetFakeWeaponID(int weaponId)
{
#if SOURCE_ENGINE == SE_CSGO
	switch((CSGOWeapon)weaponId)
	{
		case CSGOWeapon_NONE:
			return (int)SMCSWeapon_NONE;
		case CSGOWeapon_DEAGLE:
			return (int)SMCSWeapon_DEAGLE;
		case CSGOWeapon_ELITE:
			return (int)SMCSWeapon_ELITE;
		case CSGOWeapon_FIVESEVEN:
			return (int)SMCSWeapon_FIVESEVEN;
		case CSGOWeapon_GLOCK:
			return (int)SMCSWeapon_GLOCK;
		case CSGOWeapon_P228:
			return (int)SMCSWeapon_P228;
		case CSGOWeapon_USP:
			return (int)SMCSWeapon_USP;
		case CSGOWeapon_AK47:
			return (int)SMCSWeapon_AK47;
		case CSGOWeapon_AUG:
			return (int)SMCSWeapon_AUG;
		case CSGOWeapon_AWP:
			return (int)SMCSWeapon_AWP;
		case CSGOWeapon_FAMAS:
			return (int)SMCSWeapon_FAMAS;
		case CSGOWeapon_G3SG1:
			return (int)SMCSWeapon_G3SG1;
		case CSGOWeapon_GALIL:
			return (int)SMCSWeapon_GALIL;
		case CSGOWeapon_GALILAR:
			return (int)SMCSWeapon_GALILAR;
		case CSGOWeapon_M249:
			return (int)SMCSWeapon_M249;
		case CSGOWeapon_M3:
			return (int)SMCSWeapon_M3;
		case CSGOWeapon_M4A1:
			return (int)SMCSWeapon_M4A1;
		case CSGOWeapon_MAC10:
			return (int)SMCSWeapon_MAC10;
		case CSGOWeapon_MP5NAVY:
			return (int)SMCSWeapon_MP5NAVY;
		case CSGOWeapon_P90:
			return (int)SMCSWeapon_P90;
		case CSGOWeapon_SCOUT:
			return (int)SMCSWeapon_SCOUT;
		case CSGOWeapon_SG550:
			return (int)SMCSWeapon_SG550;
		case CSGOWeapon_SG552:
			return (int)SMCSWeapon_SG552;
		case CSGOWeapon_TMP:
			return (int)SMCSWeapon_TMP;
		case CSGOWeapon_UMP45:
			return (int)SMCSWeapon_UMP45;
		case CSGOWeapon_XM1014:
			return (int)SMCSWeapon_XM1014;
		case CSGOWeapon_BIZON:
			return (int)SMCSWeapon_BIZON;
		case CSGOWeapon_MAG7:
			return (int)SMCSWeapon_MAG7;
		case CSGOWeapon_NEGEV:
			return (int)SMCSWeapon_NEGEV;
		case CSGOWeapon_SAWEDOFF:
			return (int)SMCSWeapon_SAWEDOFF;
		case CSGOWeapon_TEC9:
			return (int)SMCSWeapon_TEC9;
		case CSGOWeapon_TASER:
			return (int)SMCSWeapon_TASER;
		case CSGOWeapon_HKP2000:
			return (int)SMCSWeapon_HKP2000;
		case CSGOWeapon_MP7:
			return (int)SMCSWeapon_MP7;
		case CSGOWeapon_MP9:
			return (int)SMCSWeapon_MP9;
		case CSGOWeapon_NOVA:
			return (int)SMCSWeapon_NOVA;
		case CSGOWeapon_P250:
			return (int)SMCSWeapon_P250;
		case CSGOWeapon_SCAR17:
			return (int)SMCSWeapon_SCAR17;
		case CSGOWeapon_SCAR20:
			return (int)SMCSWeapon_SCAR20;
		case CSGOWeapon_SG556:
			return (int)SMCSWeapon_SG556;
		case CSGOWeapon_SSG08:
			return (int)SMCSWeapon_SSG08;
		case CSGOWeapon_KNIFE_GG:
			return (int)SMCSWeapon_KNIFE_GG;
		case CSGOWeapon_KNIFE:
			return (int)SMCSWeapon_KNIFE;
		case CSGOWeapon_FLASHBANG:
			return (int)SMCSWeapon_FLASHBANG;
		case CSGOWeapon_HEGRENADE:
			return (int)SMCSWeapon_HEGRENADE;
		case CSGOWeapon_SMOKEGRENADE:
			return (int)SMCSWeapon_SMOKEGRENADE;
		case CSGOWeapon_MOLOTOV:
			return (int)SMCSWeapon_MOLOTOV;
		case CSGOWeapon_DECOY:
			return (int)SMCSWeapon_DECOY;
		case CSGOWeapon_INCGRENADE:
			return (int)SMCSWeapon_INCGRENADE;
		case CSGOWeapon_C4:
			return (int)SMCSWeapon_C4;
		case CSGOWeapon_KEVLAR:
			return (int)SMCSWeapon_KEVLAR;
		case CSGOWeapon_ASSAULTSUIT:
			return (int)SMCSWeapon_ASSAULTSUIT;
		case CSGOWeapon_NVG:
			return (int)SMCSWeapon_NIGHTVISION;
		case CSGOWeapon_DEFUSER:
			return (int)SMCSWeapon_DEFUSER;
		default:
			return (int)SMCSWeapon_NONE;
	}
#else
	if (weaponId > (int)SMCSWeapon_NIGHTVISION || weaponId < (int)SMCSWeapon_NONE)
		return (int)SMCSWeapon_NONE;
	else
		return weaponId;
#endif
}
bool IsValidWeaponID(int id)
{
	if (id <= (int)SMCSWeapon_NONE)
		return false;
	//Why are these even HERE!?! They dont exist in CS:GO but have valid ID's still
#if SOURCE_ENGINE == SE_CSGO
	else if (id > (int)SMCSWeapon_DEFUSER || id == (int)SMCSWeapon_P228 || id == (int)SMCSWeapon_SCOUT || id == (int)SMCSWeapon_SG550 || id == (int)SMCSWeapon_GALIL ||
			id == (int)SMCSWeapon_SCAR17 || id == (int)SMCSWeapon_USP || id == (int)SMCSWeapon_M3 || id == (int)SMCSWeapon_MP5NAVY || id == (int)SMCSWeapon_TMP || id == (int)SMCSWeapon_SG552)
			return false;
#else
	else if (id > (int)SMCSWeapon_NIGHTVISION)
		return false;
#endif
	return true;
}
