r5sdk/r5dev/engine/host_state.cpp

312 lines
10 KiB
C++

//=============================================================================//
//
// Purpose: Runs the state machine for the host & server.
//
//=============================================================================//
#include "core/stdafx.h"
#include "tier0/cmd.h"
#include "tier0/cvar.h"
#include "tier0/commandline.h"
#include "tier1/NetAdr2.h"
#include "tier2/socketcreator.h"
#ifdef DEDICATED
#include "engine/sv_rcon.h"
#else //
#include "engine/cl_rcon.h"
#endif // DEDICATED
#include "engine/sys_engine.h"
#include "engine/sys_utils.h"
#include "engine/host_state.h"
#include "engine/net_chan.h"
#include "engine/gl_screen.h"
#ifndef DEDICATED
#include "vgui/vgui_baseui_interface.h"
#endif // DEDICATED
#include "client/IVEngineClient.h"
#include "networksystem/pylon.h"
#include "public/include/bansystem.h"
#include "game/server/gameinterface.h"
std::chrono::time_point<std::chrono::steady_clock> tpPylonStartClock = std::chrono::steady_clock::now();
std::chrono::time_point<std::chrono::steady_clock> tpBanListStartClock = std::chrono::steady_clock::now();
//-----------------------------------------------------------------------------
// Purpose: state machine's main processing loop
//-----------------------------------------------------------------------------
FORCEINLINE void CHostState::FrameUpdate(void* rcx, void* rdx, float time)
{
static bool bInitialized = false;
if (!bInitialized)
{
g_pHostState->Setup();
bInitialized = true;
}
#ifdef DEDICATED
g_pRConServer->RunFrame();
#else //
g_pRConClient->RunFrame();
#endif // DEDICATED
HostStates_t oldState{};
void* placeHolder = nullptr;
if (setjmpFn(*host_abortserver, placeHolder))
{
CHostState_InitFn(g_pHostState);
return;
}
else
{
*g_ServerAbortServer = true;
do
{
Cbuf_Execute();
oldState = g_pHostState->m_iCurrentState;
switch (g_pHostState->m_iCurrentState)
{
case HostStates_t::HS_NEW_GAME:
{
DevMsg(eDLL_T::ENGINE, "Loading level: '%s'\n", g_pHostState->m_levelName);
g_pHostState->State_NewGame();
break;
}
case HostStates_t::HS_CHANGE_LEVEL_SP:
{
g_pHostState->State_ChangeLevelSP();
break;
}
case HostStates_t::HS_CHANGE_LEVEL_MP:
{
g_pHostState->State_ChangeLevelMP();
break;
}
case HostStates_t::HS_RUN:
{
g_pHostState->Think();
State_RunFn(&g_pHostState->m_iCurrentState, nullptr, time);
break;
}
case HostStates_t::HS_GAME_SHUTDOWN:
{
DevMsg(eDLL_T::ENGINE, "Shutdown host game\n");
Host_Game_ShutdownFn(g_pHostState);
break;
}
case HostStates_t::HS_RESTART:
{
DevMsg(eDLL_T::ENGINE, "Restarting state machine\n");
#ifndef DEDICATED
CL_EndMovieFn();
#endif // !DEDICATED
SendOfflineRequestToStryderFn(); // We have hostnames nulled anyway.
g_pEngine->SetNextState(EngineState_t::DLL_RESTART);
break;
}
case HostStates_t::HS_SHUTDOWN:
{
DevMsg(eDLL_T::ENGINE, "Shutdown state machine\n");
#ifndef DEDICATED
CL_EndMovieFn();
#endif // !DEDICATED
SendOfflineRequestToStryderFn(); // We have hostnames nulled anyway.
g_pEngine->SetNextState(EngineState_t::DLL_CLOSE);
break;
}
default:
{
break;
}
}
} while ((oldState != HostStates_t::HS_RUN || g_pHostState->m_iNextState == HostStates_t::HS_LOAD_GAME && g_pCVar->FindVar("single_frame_shutdown_for_reload")->GetBool())
&& oldState != HostStates_t::HS_SHUTDOWN
&& oldState != HostStates_t::HS_RESTART);
}
}
//-----------------------------------------------------------------------------
// Purpose: setup state machine
//-----------------------------------------------------------------------------
FORCEINLINE void CHostState::Setup(void) const
{
g_pHostState->LoadConfig();
g_pConVar->ClearHostNames();
#ifdef DEDICATED
g_pRConServer->Init();
#else //
g_pRConClient->Init();
#endif // DEDICATED
*(bool*)m_bRestrictServerCommands = true; // Restrict commands.
ConCommandBase* disconnect = (ConCommandBase*)g_pCVar->FindCommand("disconnect");
disconnect->AddFlags(FCVAR_SERVER_CAN_EXECUTE); // Make sure server is not restricted to this.
if (net_userandomkey->GetBool())
{
HNET_GenerateKey();
}
g_pCVar->FindVar("net_usesocketsforloopback")->SetValue(1);
}
//-----------------------------------------------------------------------------
// Purpose: think
//-----------------------------------------------------------------------------
FORCEINLINE void CHostState::Think(void) const
{
std::chrono::time_point<std::chrono::steady_clock> tpCrrentClock = std::chrono::steady_clock::now();
if (std::chrono::duration_cast<std::chrono::seconds>(tpCrrentClock - tpBanListStartClock).count() >= 1)
{
g_pBanSystem->BanListCheck();
tpBanListStartClock = std::chrono::steady_clock::now();
}
if (std::chrono::duration_cast<std::chrono::seconds>(tpCrrentClock - tpPylonStartClock).count() >= 5)
{
KeepAliveToPylon();
tpPylonStartClock = std::chrono::steady_clock::now();
}
}
//-----------------------------------------------------------------------------
// Purpose: load and execute configuration files
//-----------------------------------------------------------------------------
FORCEINLINE void CHostState::LoadConfig(void) const
{
if (!g_pCmdLine->CheckParm("-devsdk"))
{
IVEngineClient_CommandExecute(NULL, "exec \"autoexec_server.cfg\"");
IVEngineClient_CommandExecute(NULL, "exec \"rcon_server.cfg\"");
#ifndef DEDICATED
IVEngineClient_CommandExecute(NULL, "exec \"autoexec_client.cfg\"");
IVEngineClient_CommandExecute(NULL, "exec \"rcon_client.cfg\"");
#endif // !DEDICATED
IVEngineClient_CommandExecute(NULL, "exec \"autoexec.cfg\"");
}
else // Development configs.
{
IVEngineClient_CommandExecute(NULL, "exec \"autoexec_server_dev.cfg\"");
IVEngineClient_CommandExecute(NULL, "exec \"rcon_server_dev.cfg\"");
#ifndef DEDICATED
IVEngineClient_CommandExecute(NULL, "exec \"autoexec_client_dev.cfg\"");
IVEngineClient_CommandExecute(NULL, "exec \"rcon_client_dev.cfg\"");
#endif // !DEDICATED
IVEngineClient_CommandExecute(NULL, "exec \"autoexec_dev.cfg\"");
}
}
//-----------------------------------------------------------------------------
// Purpose: initialize new game
//-----------------------------------------------------------------------------
FORCEINLINE void CHostState::State_NewGame(void)
{
m_bSplitScreenConnect = false;
if (!g_ServerGameClients) // Init Game if it ain't valid.
{
SV_InitGameDLLFn();
}
if (!CModelLoader_Map_IsValidFn(g_CModelLoader, m_levelName) // Check if map is valid and if we can start a new game.
|| !Host_NewGameFn(m_levelName, nullptr, m_bBackgroundLevel, m_bSplitScreenConnect, nullptr) || !g_ServerGameClients)
{
DevMsg(eDLL_T::ENGINE, "Error: Map not valid\n");
#ifndef DEDICATED
SCR_EndLoadingPlaque();
#endif // !DEDICATED
GameShutDown();
}
m_iCurrentState = HostStates_t::HS_RUN; // Set current state to run.
// If our next state isn't a shutdown or its a forced shutdown then set next state to run.
if (m_iNextState != HostStates_t::HS_SHUTDOWN || !g_pCVar->FindVar("host_hasIrreversibleShutdown")->GetBool())
{
m_iNextState = HostStates_t::HS_RUN;
}
}
//-----------------------------------------------------------------------------
// Purpose: shutdown active game
//-----------------------------------------------------------------------------
FORCEINLINE void CHostState::GameShutDown(void)
{
if (m_bActiveGame)
{
g_pServerGameDLL->GameShutdown();
m_bActiveGame = 0;
}
}
//-----------------------------------------------------------------------------
// Purpose: change singleplayer level
//-----------------------------------------------------------------------------
FORCEINLINE void CHostState::State_ChangeLevelSP(void)
{
DevMsg(eDLL_T::ENGINE, "Changing singleplayer level to: '%s'\n", m_levelName);
m_flShortFrameTime = 1.5; // Set frame time.
if (CModelLoader_Map_IsValidFn(g_CModelLoader, m_levelName)) // Check if map is valid and if we can start a new game.
{
Host_ChangelevelFn(true, m_levelName, m_mapGroupName); // Call change level as singleplayer level.
}
else
{
DevMsg(eDLL_T::ENGINE, "Error: Unable to find map: '%s'\n", m_levelName);
}
m_iCurrentState = HostStates_t::HS_RUN; // Set current state to run.
// If our next state isn't a shutdown or its a forced shutdown then set next state to run.
if (m_iNextState != HostStates_t::HS_SHUTDOWN || !g_pCVar->FindVar("host_hasIrreversibleShutdown")->GetBool())
{
m_iNextState = HostStates_t::HS_RUN;
}
}
//-----------------------------------------------------------------------------
// Purpose: change multiplayer level
//-----------------------------------------------------------------------------
FORCEINLINE void CHostState::State_ChangeLevelMP(void)
{
DevMsg(eDLL_T::ENGINE, "Changing multiplayer level to: '%s'\n", m_levelName);
m_flShortFrameTime = 0.5; // Set frame time.
g_pServerGameDLL->LevelShutdown();
if (CModelLoader_Map_IsValidFn(g_CModelLoader, m_levelName)) // Check if map is valid and if we can start a new game.
{
#ifndef DEDICATED
using EnabledProgressBarForNextLoadFn = void(*)(void*);
(*reinterpret_cast<EnabledProgressBarForNextLoadFn**>(g_pEngineVGui))[31](g_pEngineVGui); // EnabledProgressBarForNextLoad
#endif // !DEDICATED
Host_ChangelevelFn(false, m_levelName, m_mapGroupName); // Call change level as multiplayer level.
}
else
{
DevMsg(eDLL_T::ENGINE, "Error: Unable to find map: '%s'\n", m_levelName);
}
m_iCurrentState = HostStates_t::HS_RUN; // Set current state to run.
// If our next state isn't a shutdown or its a forced shutdown then set next state to run.
if (m_iNextState != HostStates_t::HS_SHUTDOWN || !g_pCVar->FindVar("host_hasIrreversibleShutdown")->GetBool())
{
m_iNextState = HostStates_t::HS_RUN;
}
}
///////////////////////////////////////////////////////////////////////////////
void CHostState_Attach()
{
DetourAttach((LPVOID*)&CHostState_FrameUpdate, &CHostState::FrameUpdate);
}
void CHostState_Detach()
{
DetourDetach((LPVOID*)&CHostState_FrameUpdate, &CHostState::FrameUpdate);
}
///////////////////////////////////////////////////////////////////////////////
CHostState* g_pHostState = reinterpret_cast<CHostState*>(p_CHostState_FrameUpdate.FindPatternSelf("48 8D ?? ?? ?? ?? 01", ADDRESS::Direction::DOWN, 100).ResolveRelativeAddressSelf(0x3, 0x7).GetPtr());