dvander@160: #include <stdio.h>
dvander@160: #include "sourcemod.h"
dvander@160: #include "sourcemm_api.h"
dvander@160: #include "systems/LibrarySys.h"
dvander@160: #include "vm/sp_vm_engine.h"
dvander@160: #include <sh_string.h>
dvander@176: #include "PluginSys.h"
dvander@252: #include "ShareSys.h"
faluco@281: #include "CLogger.h"
dvander@160: 
dvander@209: SH_DECL_HOOK6(IServerGameDLL, LevelInit, SH_NOATTRIB, false, bool, const char *, const char *, const char *, const char *, bool, bool);
dvander@209: 
dvander@160: SourcePawnEngine g_SourcePawn;
dvander@160: SourceModBase g_SourceMod;
dvander@160: 
dvander@160: ILibrary *g_pJIT = NULL;
dvander@160: SourceHook::String g_BaseDir;
dvander@160: ISourcePawnEngine *g_pSourcePawn = &g_SourcePawn;
dvander@160: IVirtualMachine *g_pVM;
dvander@252: IdentityToken_t *g_pCoreIdent = NULL;
dvander@160: 
dvander@160: typedef int (*GIVEENGINEPOINTER)(ISourcePawnEngine *);
dvander@160: typedef unsigned int (*GETEXPORTCOUNT)();
dvander@160: typedef IVirtualMachine *(*GETEXPORT)(unsigned int);
dvander@160: typedef void (*NOTIFYSHUTDOWN)();
dvander@160: 
dvander@160: void ShutdownJIT()
dvander@160: {
dvander@160: 	NOTIFYSHUTDOWN notify = (NOTIFYSHUTDOWN)g_pJIT->GetSymbolAddress("NotifyShutdown");
dvander@160: 	if (notify)
dvander@160: 	{
dvander@160: 		notify();
dvander@160: 	}
dvander@160: 
dvander@160: 	g_pJIT->CloseLibrary();
dvander@160: }
dvander@160: 
dvander@209: SourceModBase::SourceModBase()
dvander@209: {
dvander@209: 	m_IsMapLoading = false;
dvander@209: }
dvander@209: 
dvander@160: bool SourceModBase::InitializeSourceMod(char *error, size_t err_max, bool late)
dvander@160: {
dvander@160: 	g_BaseDir.assign(g_SMAPI->GetBaseDir());
dvander@209: 	g_LibSys.PathFormat(m_SMBaseDir, sizeof(m_SMBaseDir), "%s/addons/sourcemod", g_BaseDir.c_str());
dvander@160: 
dvander@160: 	/* Attempt to load the JIT! */
dvander@160: 	char file[PLATFORM_MAX_PATH];
dvander@160: 	char myerror[255];
dvander@209: 	g_SMAPI->PathFormat(file, sizeof(file), "%s/bin/sourcepawn.jit.x86.%s",
dvander@209: 		GetSMBaseDir(),
dvander@160: 		PLATFORM_LIB_EXT
dvander@160: 		);
dvander@160: 
dvander@160: 	g_pJIT = g_LibSys.OpenLibrary(file, myerror, sizeof(myerror));
dvander@160: 	if (!g_pJIT)
dvander@160: 	{
dvander@160: 		if (error && err_max)
dvander@160: 		{
dvander@160: 			snprintf(error, err_max, "%s (failed to load bin/sourcepawn.jit.x86.%s)", 
dvander@160: 				myerror,
dvander@160: 				PLATFORM_LIB_EXT);
dvander@160: 		}
dvander@160: 		return false;
dvander@160: 	}
dvander@160: 
dvander@160: 	int err;
dvander@160: 	GIVEENGINEPOINTER jit_init = (GIVEENGINEPOINTER)g_pJIT->GetSymbolAddress("GiveEnginePointer");
dvander@160: 	if (!jit_init)
dvander@160: 	{
dvander@160: 		ShutdownJIT();
dvander@160: 		if (error && err_max)
dvander@160: 		{
dvander@160: 			snprintf(error, err_max, "Failed to find GiveEnginePointer in JIT!");
dvander@160: 		}
dvander@160: 		return false;
dvander@160: 	}
dvander@160: 
dvander@160: 	if ((err=jit_init(g_pSourcePawn)) != 0)
dvander@160: 	{
dvander@160: 		ShutdownJIT();
dvander@160: 		if (error && err_max)
dvander@160: 		{
dvander@160: 			snprintf(error, err_max, "GiveEnginePointer returned %d in the JIT", err);
dvander@160: 		}
dvander@160: 		return false;
dvander@160: 	}
dvander@160: 
dvander@160: 	GETEXPORTCOUNT jit_getnum = (GETEXPORTCOUNT)g_pJIT->GetSymbolAddress("GetExportCount");
dvander@160: 	GETEXPORT jit_get = (GETEXPORT)g_pJIT->GetSymbolAddress("GetExport");
dvander@160: 	if (!jit_get)
dvander@160: 	{
dvander@160: 		ShutdownJIT();
dvander@160: 		if (error && err_max)
dvander@160: 		{
dvander@160: 			snprintf(error, err_max, "JIT is missing a necessary export!");
dvander@160: 		}
dvander@160: 		return false;
dvander@160: 	}
dvander@160: 
dvander@160: 	unsigned int num = jit_getnum();
dvander@160: 	if (!num || ((g_pVM=jit_get(0)) == NULL))
dvander@160: 	{
dvander@160: 		ShutdownJIT();
dvander@160: 		if (error && err_max)
dvander@160: 		{
dvander@160: 			snprintf(error, err_max, "JIT did not export any virtual machines!");
dvander@160: 		}
dvander@160: 		return false;
dvander@160: 	}
dvander@160: 
dvander@176: 	unsigned int api = g_pVM->GetAPIVersion();
dvander@176: 	if (api != SOURCEPAWN_VM_API_VERSION)
dvander@176: 	{
dvander@176: 		ShutdownJIT();
dvander@176: 		if (error && err_max)
dvander@176: 		{
dvander@176: 			snprintf(error, err_max, "JIT is not a compatible version");
dvander@176: 		}
dvander@176: 		return false;
dvander@176: 	}
dvander@176: 
dvander@209: 	StartSourceMod(late);
dvander@176: 
dvander@160: 	return true;
dvander@160: }
dvander@209: 
dvander@209: void SourceModBase::StartSourceMod(bool late)
dvander@209: {
dvander@209: 	/* First initialize the global hooks we need */
dvander@209: 	SH_ADD_HOOK_MEMFUNC(IServerGameDLL, LevelInit, gamedll, this, &SourceModBase::LevelInit, false);
dvander@209: 
dvander@214: 	m_IsLateLoadInMap = late;
dvander@214: 
dvander@214: 	/* Notify! */
dvander@214: 	SMGlobalClass *pBase = SMGlobalClass::head;
dvander@214: 	while (pBase)
dvander@214: 	{
dvander@214: 		pBase->OnSourceModStartup(m_IsLateLoadInMap);
dvander@214: 		pBase = pBase->m_pGlobalClassNext;
dvander@214: 	}
dvander@214: 
dvander@252: 	/* Make the global core identity */
dvander@252: 	g_pCoreIdent = g_ShareSys.CreateCoreIdentity();
dvander@252: 
dvander@214: 	/* Notify! */
dvander@214: 	pBase = SMGlobalClass::head;
dvander@214: 	while (pBase)
dvander@214: 	{
dvander@214: 		pBase->OnSourceModAllInitialized();
dvander@214: 		pBase = pBase->m_pGlobalClassNext;
dvander@214: 	}
dvander@209: }
dvander@209: 
dvander@209: bool SourceModBase::LevelInit(char const *pMapName, char const *pMapEntities, char const *pOldLevel, char const *pLandmarkName, bool loadGame, bool background)
dvander@209: {
dvander@209: 	m_IsMapLoading = true;
dvander@211: 	m_IsLateLoadInMap = false;
dvander@209: 
faluco@281: 	g_Logger.MapChange(pMapName);
faluco@281: 
dvander@209: 	DoGlobalPluginLoads();
dvander@209: 
dvander@209: 	m_IsMapLoading = false;
dvander@209: 
dvander@209: 	RETURN_META_VALUE(MRES_IGNORED, true);
dvander@209: }
dvander@209: 
dvander@209: void SourceModBase::DoGlobalPluginLoads()
dvander@209: {
dvander@209: 	char config_path[PLATFORM_MAX_PATH];
dvander@209: 	char plugins_path[PLATFORM_MAX_PATH];
dvander@209: 
dvander@209: 	g_SMAPI->PathFormat(config_path, 
dvander@209: 		sizeof(config_path),
dvander@209: 		"%s/configs/plugin_settings.cfg",
dvander@209: 		GetSMBaseDir());
dvander@209: 	g_SMAPI->PathFormat(plugins_path,
dvander@209: 		sizeof(plugins_path),
dvander@209: 		"%s/plugins",
dvander@209: 		GetSMBaseDir());
dvander@209: 
dvander@211: 	g_PluginSys.LoadAll_FirstPass(config_path, plugins_path);
dvander@213: 
dvander@213: 	/* No modules yet, it's safe to call this from here */
dvander@213: 	g_PluginSys.LoadAll_SecondPass();
dvander@211: }
dvander@211: 
faluco@289: void SourceModBase::CloseSourceMod()
faluco@289: {
faluco@289: 	/* Notify! */
faluco@289: 	SMGlobalClass *pBase = SMGlobalClass::head;
faluco@289: 	while (pBase)
faluco@289: 	{
faluco@289: 		pBase->OnSourceModShutdown();
faluco@289: 		pBase = pBase->m_pGlobalClassNext;
faluco@289: 	}
faluco@289: 
faluco@289: 	/* Notify! */
faluco@289: 	pBase = SMGlobalClass::head;
faluco@289: 	while (pBase)
faluco@289: 	{
faluco@289: 		pBase->OnSourceModAllShutdown();
faluco@289: 		pBase = pBase->m_pGlobalClassNext;
faluco@289: 	}
faluco@289: 
faluco@289: 	/* Rest In Peace */
faluco@289: 	ShutdownJIT();
faluco@289: }
faluco@289: 
dvander@211: bool SourceModBase::IsLateLoadInMap()
dvander@211: {
dvander@211: 	return m_IsLateLoadInMap;
dvander@209: }
dvander@209: 
dvander@209: const char *SourceModBase::GetSMBaseDir()
dvander@209: {
dvander@209: 	return m_SMBaseDir;
dvander@209: }
dvander@211: 
dvander@255: const char *SourceModBase::GetBaseDir()
dvander@255: {
dvander@255: 	return g_BaseDir.c_str();
dvander@255: }
dvander@255: 
dvander@211: SMGlobalClass *SMGlobalClass::head = NULL;
dvander@211: 
dvander@211: SMGlobalClass::SMGlobalClass()
dvander@211: {
dvander@211: 	m_pGlobalClassNext = SMGlobalClass::head;
dvander@211: 	SMGlobalClass::head = this;
dvander@211: }