/*
*
*    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 2 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, write to the Free Software Foundation,
*    Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
*
*/

#include "precompiled.h"

IRehldsApi *g_RehldsApi;
const RehldsFuncs_t *g_RehldsFuncs;
IRehldsHookchains *g_RehldsHookchains;
IRehldsServerStatic *g_RehldsSvs;
IRehldsServerData *g_RehldsServerData;

rehlds_ret RehldsApi_Init()
{
	CSysModule *engineModule = Sys_LoadModule(ENGINE_LIB);

	if (!engineModule)
		return RETURN_NOT_FOUND;

	CreateInterfaceFn ifaceFactory = Sys_GetFactory(engineModule);
	if (!ifaceFactory)
		return RETURN_NOT_FOUND;

	int retCode = 0;
	g_RehldsApi = (IRehldsApi *)ifaceFactory(VREHLDS_HLDS_API_VERSION, &retCode);

	if (!g_RehldsApi)
	{
		UTIL_LogPrintf("%s : REHLDS can't find Interface API\n", __func__);
		return RETURN_NOT_FOUND;
	}

	int majorVersion = g_RehldsApi->GetMajorVersion();
	int minorVersion = g_RehldsApi->GetMinorVersion();

	if (majorVersion != REHLDS_API_VERSION_MAJOR)
	{
		UTIL_LogPrintf("%s : REHLDS Api major version mismatch; expected %d, real %d\n", __func__, REHLDS_API_VERSION_MAJOR, majorVersion);
		return RETURN_MAJOR_MISMATCH;
	}

	if (minorVersion < REHLDS_API_VERSION_MINOR)
	{
		UTIL_LogPrintf("%s : REHLDS Api minor version mismatch; expected at least %d, real %d\n", __func__, REHLDS_API_VERSION_MINOR, minorVersion);
		return RETURN_MINOR_MISMATCH;
	}

	g_RehldsFuncs = g_RehldsApi->GetFuncs();
	g_RehldsHookchains = g_RehldsApi->GetHookchains();
	g_RehldsSvs = g_RehldsApi->GetServerStatic();
	g_RehldsServerData = g_RehldsApi->GetServerData();

	return RETURN_LOAD;
}