C++ ConVar::InstallChangeCallback方法代码示例

void Left4Downtown::SDK_OnAllLoaded()
{
	SM_GET_LATE_IFACE(BINTOOLS, g_pBinTools);
	SM_GET_LATE_IFACE(SDKTOOLS, g_pSDKTools);

	if (!g_pBinTools || !g_pSDKTools)
	{
		L4D_DEBUG_LOG("Failed to load bintools or failed to load sdktools");
		return;
	}

	IServer *server = g_pSDKTools->GetIServer();
	L4D_DEBUG_LOG("Address of IServer is %p", server);
	//reading out server->GetName() we consistently seem to get (the same?) 
	//garbage characters. this is possibly causing a crash on windows servers
	//when a player connects. so lets not read the server name :(
	//L4D_DEBUG_LOG("Server name is %s", server->GetName());
	g_pServer = server;

	InitializeValveGlobals();

    g_AddonsEclipse.InstallChangeCallback(::OnAddonsEclipseChanged);
    AddonsDisabler::AddonsEclipse = g_AddonsEclipse.GetInt();

#ifdef USE_PLAYERSLOTS_PATCHES
	/*
		allow more than 8 players in l4d if l4d_maxplayers is not -1
		also if +maxplayers or -maxplayers is not the default value (8)
	*/
	g_MaxPlayers.InstallChangeCallback(::OnMaxPlayersChanged);

	/*
	read the +-maxplayers from command line
	*/

	/*commenting out the code below
	seems to not make it crash during connection to my NFO
	
	START HERE
	*/
	ICommandLine *cmdLine = CommandLine_Tier0();
	int maxplayers = -1;
	L4D_DEBUG_LOG("Command line is: %s", cmdLine->GetCmdLine());

	maxplayers = cmdLine->ParmValue("+maxplayers", -1);
	L4D_DEBUG_LOG("Command line +maxplayers is: %d", maxplayers);

	if(maxplayers == -1) 
	{
		maxplayers = cmdLine->ParmValue("-maxplayers", -1);
	}
	/*
	end here
	*/
	PlayerSlots::MaxPlayers = maxplayers;
#endif

	/*
	detour the witch/spawn spawns
	*/
	//automatically will unregister/cleanup themselves when the ext is unloaded

	g_PatchManager.Register(new AutoPatch<Detours::SpawnSpecial>());
	g_PatchManager.Register(new AutoPatch<Detours::SpawnTank>());
	g_PatchManager.Register(new AutoPatch<Detours::SpawnWitch>());
	g_PatchManager.Register(new AutoPatch<Detours::SpawnWitchBride>());
	g_PatchManager.Register(new AutoPatch<Detours::ClearTeamScores>());
	g_PatchManager.Register(new AutoPatch<Detours::SetCampaignScores>());

	g_PatchManager.Register(new AutoPatch<Detours::FirstSurvivorLeftSafeArea>());
	g_PatchManager.Register(new AutoPatch<Detours::GetScriptValueInt>());
	g_PatchManager.Register(new AutoPatch<Detours::GetScriptValueFloat>());
	g_PatchManager.Register(new AutoPatch<Detours::GetScriptValueString>());
	g_PatchManager.Register(new AutoPatch<Detours::TryOfferingTankBot>());
	g_PatchManager.Register(new AutoPatch<Detours::MobRushStart>());
	g_PatchManager.Register(new AutoPatch<Detours::SpawnITMob>());
	g_PatchManager.Register(new AutoPatch<Detours::SpawnMob>());
	g_PatchManager.Register(new AutoPatch<Detours::ShovedBySurvivor>());
	g_PatchManager.Register(new AutoPatch<Detours::GetCrouchTopSpeed>());
	g_PatchManager.Register(new AutoPatch<Detours::GetRunTopSpeed>());
	g_PatchManager.Register(new AutoPatch<Detours::GetWalkTopSpeed>());
	g_PatchManager.Register(new AutoPatch<Detours::HasConfigurableDifficulty>());
	g_PatchManager.Register(new AutoPatch<Detours::GetSurvivorSet>());
	g_PatchManager.Register(new AutoPatch<Detours::FastGetSurvivorSet>());
	g_PatchManager.Register(new AutoPatch<Detours::GetMissionVersusBossSpawning>());
	g_PatchManager.Register(new AutoPatch<Detours::CThrowActivate>());
	g_PatchManager.Register(new AutoPatch<Detours::StartMeleeSwing>());
	g_PatchManager.Register(new AutoPatch<Detours::UseHealingItems>());
	g_PatchManager.Register(new AutoPatch<Detours::FindScavengeItem>());
	g_PatchManager.Register(new AutoPatch<Detours::SendInRescueVehicle>());
	g_PatchManager.Register(new AutoPatch<Detours::ChangeFinaleStage>());
	g_PatchManager.Register(new AutoPatch<Detours::EndVersusModeRound>());
	g_PatchManager.Register(new AutoPatch<Detours::SelectWeightedSequence>());//for SelectTankAttack
	g_PatchManager.Register(new AutoPatch<Detours::Revived>());
    g_PatchManager.Register(new AutoPatch<Detours::WaterMove>());
	g_PatchManager.Register(new AutoPatch<Detours::PlayerStagger>());
	g_PatchManager.Register(new AutoPatch<Detours::TerrorWeaponHit>());
    g_PatchManager.Register(new AutoPatch<Detours::CTerrorGameRules>());
	g_PatchManager.Register(new AutoPatch<Detours::CBaseServer>());

//.........这里部分代码省略.........

bool
StripperPlugin::Load(PluginId id, ISmmAPI *ismm, char *error, size_t maxlen, bool late)
{
    PLUGIN_SAVEVARS();

#if defined METAMOD_PLAPI_VERSION
    GET_V_IFACE_ANY(GetServerFactory, server, IServerGameDLL, INTERFACEVERSION_SERVERGAMEDLL);
#if SOURCE_ENGINE == SE_TF2 || SOURCE_ENGINE == SE_CSS || SOURCE_ENGINE == SE_DODS || SOURCE_ENGINE == SE_HL2DM || SOURCE_ENGINE == SE_SDK2013
	// Shim to avoid hooking shims
	engine = (IVEngineServer *)ismm->GetEngineFactory()("VEngineServer023", nullptr);
	if (!engine)
	{
		engine = (IVEngineServer *)ismm->GetEngineFactory()("VEngineServer022", nullptr);
		if (!engine)
		{
			engine = (IVEngineServer *)ismm->GetEngineFactory()("VEngineServer021", nullptr);
			if (!engine)
			{
				if (error && maxlen)
				{
					ismm->Format(error, maxlen, "Could not find interface: VEngineServer023 or VEngineServer022 or VEngineServer021");
				}
				return false;
			}
		}
	}
#else
	GET_V_IFACE_CURRENT(GetEngineFactory, engine, IVEngineServer, INTERFACEVERSION_VENGINESERVER);
#endif
    GET_V_IFACE_ANY(GetServerFactory, clients, IServerGameClients, INTERFACEVERSION_SERVERGAMECLIENTS);
#else
    GET_V_IFACE_ANY(serverFactory, server, IServerGameDLL, INTERFACEVERSION_SERVERGAMEDLL);
    GET_V_IFACE_CURRENT(engineFactory, engine, IVEngineServer, INTERFACEVERSION_VENGINESERVER);
    GET_V_IFACE_ANY(serverFactory, clients, IServerGameClients, INTERFACEVERSION_SERVERGAMECLIENTS);
#endif

    engine->GetGameDir(game_path, sizeof(game_path));
    stripper_game.game_path = game_path;
    stripper_game.stripper_path = "addons/stripper";
    stripper_game.stripper_cfg_path = stripper_cfg_path;
    strncpy(stripper_cfg_path, cvar_stripper_cfg_path.GetString(), sizeof(stripper_cfg_path));

    cvar_stripper_cfg_path.InstallChangeCallback( stripper_cfg_path_changed );

#if SOURCE_ENGINE==SE_DARKMESSIAH
	ICvar* cvar = GetICVar();
	const char* temp = (cvar == NULL) ? NULL : cvar->GetCommandLineValue("+stripper_path");
#else
    const char* temp = CommandLine()->ParmValue("+stripper_path");
#endif
    if (temp != NULL && temp[0] != '\0')
    {
        g_SMAPI->PathFormat(stripper_path, sizeof(stripper_path), "%s", temp);
        stripper_game.stripper_path = stripper_path;
    }

#if defined __linux__
#define PLATFORM_EXT    ".so"
#elif defined __APPLE__
#define PLATFORM_EXT    ".dylib"
#else
#define PLATFORM_EXT    ".dll"
#endif

    char path[256];
    g_SMAPI->PathFormat(path,
            sizeof(path),
            "%s/%s/bin/stripper.core" PLATFORM_EXT,
            game_path,
            stripper_game.stripper_path);

#undef PLATFORM_EXT

    stripper_lib = dlopen(path, RTLD_NOW);
    if (stripper_lib == NULL)
    {
#if defined __linux__ || defined __APPLE__
        snprintf(error, maxlen, "%s", dlerror());
#elif defined WIN32
        DWORD dw = GetLastError();
        if (FormatMessageA(
                FORMAT_MESSAGE_FROM_SYSTEM|FORMAT_MESSAGE_IGNORE_INSERTS,
                NULL,
                dw,
                MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),
                error,
                maxlen,
                NULL) == 0)
        {
            _snprintf(error, maxlen, "Unknown error: %d", dw);
            error[maxlen - 1] = '\0';
        }
#endif
        return false;
    }

    STRIPPER_LOAD stripper_load = (STRIPPER_LOAD)dlsym(stripper_lib, "LoadStripper");
    if (stripper_load == NULL)
    {
        dlclose(stripper_lib);
//.........这里部分代码省略.........