Merge.

configs/core.cfg

@@ -4,14 +4,6 @@
  */
 "Core"
 {
-	/**
-	 * Relative path to SourceMod's base directory. This is relative to the game/mod directory.
-	 * Only change this if you have installed SourceMod in a non-default location.
-	 *
-	 * The default value is "addons/sourcemod"
-	 */
-	"BasePath"		"addons/sourcemod"
-	
 	/**
 	 * This option determines if SourceMod logging is enabled.
 	 *
@@ -104,6 +96,12 @@
 	 */
 	"ForceRestartAfterUpdate"	"no"
 
+	/**
+	 * URL to use for retrieving update information.
+	 * SSL is not yet supported.
+	 */
+	"AutoUpdateURL"				"http://www.sourcemod.net/update/"
+
 	/**
 	 * Whether to show debug spew.  
 	 * Currently this will log details about the gamedata updating process.

core/CoreConfig.cpp

@@ -79,9 +79,7 @@ void Hook_ExecDispatchPre()
 
 	const char *arg = cmd.Arg(1);
 
-	if (!g_bServerExecd 
+	if (!g_bServerExecd && arg != NULL && strcmp(arg, g_ServerCfgFile->GetString()) == 0)
-		&& arg != NULL 
-		&& strcmp(arg, g_ServerCfgFile->GetString()) == 0)
 	{
 		g_bGotTrigger = true;
 	}
@@ -103,8 +101,7 @@ void Hook_ExecDispatchPost()
 
 void CheckAndFinalizeConfigs()
 {
-	if ((g_bServerExecd || g_ServerCfgFile == NULL) 
+	if ((g_bServerExecd || g_ServerCfgFile == NULL) && g_bGotServerStart)
-		&& g_bGotServerStart)
 	{
 #if SOURCE_ENGINE >= SE_ORANGEBOX
         g_PendingInternalPush = true;
@@ -122,6 +119,14 @@ void CoreConfig::OnSourceModAllInitialized()
 	g_pOnAutoConfigsBuffered = g_Forwards.CreateForward("OnAutoConfigsBuffered", ET_Ignore, 0, NULL);
 }
 
+CoreConfig::CoreConfig() : m_Strings(512)
+{
+}
+
+CoreConfig::~CoreConfig()
+{
+}
+
 void CoreConfig::OnSourceModShutdown()
 {
 	g_RootMenu.RemoveRootConsoleCommand("config", this);
@@ -218,6 +223,10 @@ void CoreConfig::Initialize()
 	/* Format path to config file */
 	g_LibSys.PathFormat(filePath, sizeof(filePath), "%s/%s", g_SourceMod.GetGamePath(), corecfg);
 
+	/* Reset cached key values */
+	m_KeyValues.clear();
+	m_Strings.Reset();
+
 	/* Parse config file */
 	if ((err=textparsers->ParseFile_SMC(filePath, this, NULL)) != SMCError_Okay)
 	{
@@ -256,9 +265,21 @@ ConfigResult CoreConfig::SetConfigOption(const char *option, const char *value,
 		pBase = pBase->m_pGlobalClassNext;
 	}
 
+	m_KeyValues.replace(option, m_Strings.AddString(value));
+
 	return ConfigResult_Ignore;
 }
 
+const char *CoreConfig::GetCoreConfigValue(const char *key)
+{
+	int *pKey = m_KeyValues.retrieve(key);
+	if (pKey == NULL)
+	{
+		return NULL;
+	}
+	return m_Strings.GetString(*pKey);
+}
+
 bool SM_AreConfigsExecuted()
 {
 	return g_bConfigsExecd;

core/CoreConfig.h

@@ -35,6 +35,8 @@
 #include "sm_globals.h"
 #include <ITextParsers.h>
 #include <IRootConsoleMenu.h>
+#include <sm_trie_tpl.h>
+#include "sm_memtable.h"
 
 using namespace SourceMod;
 
@@ -43,6 +45,9 @@ class CoreConfig :
 	public ITextListener_SMC,
 	public IRootConsoleCommand
 {
+public:
+	CoreConfig();
+	~CoreConfig();
 public: // SMGlobalClass
 	void OnSourceModAllInitialized();
 	void OnSourceModShutdown();
@@ -56,11 +61,15 @@ public:
 	 * Initializes CoreConfig by reading from core.cfg file
 	 */
 	void Initialize();
+	const char *GetCoreConfigValue(const char *key);
 private:
 	/**
 	 * Sets configuration option by notifying SourceMod components that rely on core.cfg
 	 */
 	ConfigResult SetConfigOption(const char *option, const char *value, ConfigSource, char *Error, size_t maxlength);
+private:
+	BaseStringTable m_Strings;
+	KTrie<int> m_KeyValues;
 };
 
 extern bool SM_AreConfigsExecuted();

core/GameConfigs.cpp

@@ -749,6 +749,44 @@ bool CGameConfig::Reparse(char *error, size_t maxlength)
 		}
 	}
 
+	/* Parse the contents of the 'custom' directory */
+	g_SourceMod.BuildPath(Path_SM, path, sizeof(path), "gamedata/%s/custom", m_File);
+	IDirectory *customDir = g_LibSys.OpenDirectory(path);
+
+	if (!customDir)
+	{
+		return true;
+	}
+
+	while (customDir->MoreFiles())
+	{
+		if (!customDir->IsEntryFile())
+		{
+			customDir->NextEntry();
+			continue;
+		}
+		
+		const char *curFile = customDir->GetEntryName();
+
+		/* Only allow .txt files */
+		int len = strlen(curFile);
+		if (len > 4 && strcmp(&curFile[len-4], ".txt") != 0)
+		{
+			customDir->NextEntry();
+			continue;	
+		}
+
+		UTIL_Format(path, sizeof(path), "%s/custom/%s", m_File, curFile);
+		if (!EnterFile(path, error, maxlength))
+		{
+			g_LibSys.CloseDirectory(customDir);
+			return false;
+		}
+
+		customDir->NextEntry();
+	}
+
+	g_LibSys.CloseDirectory(customDir);
 	return true;
 }
 
@@ -764,15 +802,11 @@ bool CGameConfig::EnterFile(const char *file, char *error, size_t maxlength)
 	bShouldBeReadingDefault = true;
 	m_ParseState = PSTATE_NONE;
 
-	g_GameConfigs.AcquireLock();
-
 	if ((err=textparsers->ParseSMCFile(m_CurFile, this, &state, error, maxlength))
 		!= SMCError_Okay)
 	{
 		const char *msg;
 
-		g_GameConfigs.ReleaseLock();
-
 		msg = textparsers->GetSMCErrorString(err);
 
 		g_Logger.LogError("[SM] Error parsing gameconfig file \"%s\":", m_CurFile);
@@ -793,8 +827,6 @@ bool CGameConfig::EnterFile(const char *file, char *error, size_t maxlength)
 		return false;
 	}
 
-	g_GameConfigs.ReleaseLock();
-
 	return true;
 }
 
@@ -862,8 +894,6 @@ GameConfigManager::~GameConfigManager()
 
 void GameConfigManager::OnSourceModStartup(bool late)
 {
-	m_FileLock = g_pThreader->MakeMutex();
-
 	LoadGameConfigFile("core.games", &g_pGameConf, NULL, 0);
 
 	strncopy(g_Game, g_SourceMod.GetGameFolderName(), sizeof(g_Game));
@@ -898,7 +928,6 @@ void GameConfigManager::OnSourceModAllInitialized()
 void GameConfigManager::OnSourceModAllShutdown()
 {
 	CloseGameConfigFile(g_pGameConf);
-	m_FileLock->DestroyThis();
 }
 
 bool GameConfigManager::LoadGameConfigFile(const char *file, IGameConfig **_pConfig, char *error, size_t maxlength)
@@ -993,10 +1022,8 @@ void GameConfigManager::RemoveUserConfigHook(const char *sectionname, ITextListe
 
 void GameConfigManager::AcquireLock()
 {
-	m_FileLock->Lock();
 }
 
 void GameConfigManager::ReleaseLock()
 {
-	m_FileLock->Unlock();
 }

core/GameConfigs.h

@@ -120,7 +120,6 @@ public: //SMGlobalClass
 private:
 	List<CGameConfig *> m_cfgs;
 	Trie *m_pLookup;
-	IMutex *m_FileLock;
 public:
 	KTrie<ITextListener_SMC *> m_customHandlers;
 };

core/UserMessages.cpp

@@ -348,6 +348,8 @@ void UserMessages::OnMessageEnd_Post()
 	MsgIter iter;
 	ListenerInfo *pInfo;
 
+	m_InHook = false;
+
 	pList = &m_msgIntercepts[m_CurId];
 	for (iter=pList->begin(); iter!=pList->end(); )
 	{
@@ -367,8 +369,6 @@ void UserMessages::OnMessageEnd_Post()
 		iter++;
 	}
 
-	m_InHook = false;
-
 	pList = &m_msgHooks[m_CurId];
 	for (iter=pList->begin(); iter!=pList->end(); )
 	{

core/sourcemod.cpp

@@ -70,6 +70,12 @@ typedef ISourcePawnEngine *(*GET_SP_V1)();
 typedef ISourcePawnEngine2 *(*GET_SP_V2)();
 typedef void (*NOTIFYSHUTDOWN)();
 
+#ifdef PLATFORM_WINDOWS
+ConVar sm_basepath("sm_basepath", "addons\\sourcemod", 0, "SourceMod base path (set via command line)");
+#elif defined PLATFORM_LINUX || defined PLATFORM_APPLE
+ConVar sm_basepath("sm_basepath", "addons/sourcemod", 0, "SourceMod base path (set via command line)");
+#endif
+
 void ShutdownJIT()
 {
 	NOTIFYSHUTDOWN notify = (NOTIFYSHUTDOWN)g_pJIT->GetSymbolAddress("NotifyShutdown");
@@ -145,16 +151,26 @@ bool SourceModBase::InitializeSourceMod(char *error, size_t maxlength, bool late
 		}
 	}
 
-	/* Initialize CoreConfig so we can get SourceMod base path properly - this basically parses core.cfg */
+	const char *basepath = icvar->GetCommandLineValue("sm_basepath");
-	g_CoreConfig.Initialize();
+	/* Set a custom base path if there is one. */
-
+	if (basepath != NULL && basepath[0] != '\0')
-	/* This shouldn't happen, but can't hurt to be safe */
-	if (!g_LibSys.PathExists(m_SMBaseDir) || !m_GotBasePath)
 	{
-		g_LibSys.PathFormat(m_SMBaseDir, sizeof(m_SMBaseDir), "%s/addons/sourcemod", g_BaseDir.c_str());
-		g_LibSys.PathFormat(m_SMRelDir, sizeof(m_SMRelDir), "addons/sourcemod");
 		m_GotBasePath = true;
 	}
+	/* Otherwise, use a default and keep the m_GotBasePath unlocked. */
+	else
+	{
+		basepath = sm_basepath.GetDefault();
+	}
+
+	g_LibSys.PathFormat(m_SMBaseDir, sizeof(m_SMBaseDir), "%s/%s", g_BaseDir.c_str(), basepath);
+	g_LibSys.PathFormat(m_SMRelDir, sizeof(m_SMRelDir), "%s", basepath);
+
+	/* Initialize CoreConfig to get the SourceMod base path properly - this parses core.cfg */
+	g_CoreConfig.Initialize();
+
+	/* There will always be a path by this point, since it was force-set above. */
+	m_GotBasePath = true;
 
 	/* Attempt to load the JIT! */
 	char file[PLATFORM_MAX_PATH];
@@ -696,6 +712,11 @@ void SourceModBase::AddFrameAction(FRAMEACTION fn, void *data)
 	::AddFrameAction(FrameAction(fn, data));
 }
 
+const char *SourceModBase::GetCoreConfigValue(const char *key)
+{
+	return g_CoreConfig.GetCoreConfigValue(key);
+}
+
 SMGlobalClass *SMGlobalClass::head = NULL;
 
 SMGlobalClass::SMGlobalClass()

core/sourcemod.h

@@ -132,6 +132,7 @@ public: // ISourceMod
 	size_t Format(char *buffer, size_t maxlength, const char *fmt, ...);
 	size_t FormatArgs(char *buffer, size_t maxlength, const char *fmt, va_list ap);
 	void AddFrameAction(FRAMEACTION fn, void *data);
+	const char *GetCoreConfigValue(const char *key);
 private:
 	CStack<CDataPack *> m_freepacks;
 	char m_SMBaseDir[PLATFORM_MAX_PATH];

extensions/updater/Updater.cpp

@@ -34,8 +34,6 @@
 #include "Updater.h"
 #include "md5.h"
 
-#define UPDATE_URL			"http://www.sourcemod.net/update/"
-
 #define USTATE_NONE			0
 #define USTATE_FOLDERS		1
 #define USTATE_CHANGED		2
@@ -43,7 +41,7 @@
 
 using namespace SourceMod;
 
-UpdateReader::UpdateReader()
+UpdateReader::UpdateReader() : partFirst(NULL), partLast(NULL)
 {
 }
 
@@ -125,7 +123,7 @@ SMCResult UpdateReader::ReadSMC_KeyValue(const SMCStates *states,
 			}
 			else if (strcmp(key, "location") == 0)
 			{
-				url.assign(UPDATE_URL);
+				url.assign(update_url);
 				url.append(value);
 			}
 			break;
@@ -174,6 +172,21 @@ SMCResult UpdateReader::ReadSMC_LeavingSection(const SMCStates *states)
 	return SMCResult_Continue;
 }
 
+void UpdateReader::LinkPart(UpdatePart *part)
+{
+	part->next = NULL;
+	if (partFirst == NULL)
+	{
+		partFirst = part;
+		partLast = part;
+	}
+	else
+	{
+		partLast->next = part;
+		partLast = part;
+	}
+}
+
 void UpdateReader::HandleFile()
 {
 	MD5 md5;
@@ -192,6 +205,12 @@ void UpdateReader::HandleFile()
 	md5.finalize();
 	md5.hex_digest(real_checksum);
 
+	if (mdl.GetSize() == 0)
+	{
+		AddUpdateError("Zero-length file returned for \"%s\"", curfile.c_str());
+		return;
+	}
+
 	if (strcasecmp(checksum, real_checksum) != 0)
 	{
 		AddUpdateError("Checksums for file \"%s\" do not match:", curfile.c_str());
@@ -199,45 +218,20 @@ void UpdateReader::HandleFile()
 		return;
 	}
 
-	char path[PLATFORM_MAX_PATH];
+	UpdatePart *part = new UpdatePart;
-	smutils->BuildPath(Path_SM, path, sizeof(path), "gamedata/%s", curfile.c_str());
+	part->data = (char*)malloc(mdl.GetSize());
-
+	part->file = strdup(curfile.c_str());
-	gameconfs->AcquireLock();
+	part->length = mdl.GetSize();
-	
+	LinkPart(part);
-	FILE *fp = fopen(path, "wt");
-	if (fp == NULL)
-	{
-		gameconfs->ReleaseLock();
-		AddUpdateError("Could not open %s for writing", path);
-		return;
-	}
-
-	fwrite(mdl.GetBuffer(), 1, mdl.GetSize(), fp);
-	fclose(fp);
-
-	gameconfs->ReleaseLock();
-
-	AddUpdateMessage("Successfully updated gamedata file \"%s\"", curfile.c_str());
 }
 
 void UpdateReader::HandleFolder(const char *folder)
 {
-	char path[PLATFORM_MAX_PATH];
+	UpdatePart *part = new UpdatePart;
-
+	part->data = NULL;
-	smutils->BuildPath(Path_SM, path, sizeof(path), "gamedata/%s", folder);
+	part->length = 0;
-	if (libsys->IsPathDirectory(path))
+	part->file = strdup(folder);
-	{
+	LinkPart(part);
-		return;
-	}
-
-	if (!libsys->CreateFolder(path))
-	{
-		AddUpdateError("Could not create folder: %s", path);
-	}
-	else
-	{
-		AddUpdateMessage("Created folder \"%s\" from updater", folder);
-	}
 }
 
 static bool md5_file(const char *file, char checksum[33])
@@ -334,18 +328,18 @@ static void add_folders(IWebForm *form, const char *root, unsigned int &num_file
 	libsys->CloseDirectory(dir);
 }
 
-void UpdateReader::PerformUpdate()
+void UpdateReader::PerformUpdate(const char *url)
 {
 	IWebForm *form;
 	MemoryDownloader master;
 	SMCStates states = {0, 0};
 
+	update_url = url;
+
 	form = webternet->CreateForm();
 	xfer = webternet->CreateSession();
 	xfer->SetFailOnHTTPError(true);
 
-	const char *root_url = UPDATE_URL "gamedata.php";
-
 	form->AddString("version", SVN_FULL_VERSION);
 	form->AddString("build", SM_BUILD_UNIQUEID);
 
@@ -356,9 +350,9 @@ void UpdateReader::PerformUpdate()
 	smutils->Format(temp, sizeof(temp), "%d", num_files);
 	form->AddString("files", temp);
 
-	if (!xfer->PostAndDownload(root_url, form, &master, NULL))
+	if (!xfer->PostAndDownload(url, form, &master, NULL))
 	{
-		AddUpdateError("Could not download \"%s\"", root_url);
+		AddUpdateError("Could not download \"%s\"", url);
 		AddUpdateError("Error: %s", xfer->LastErrorMessage());
 		goto cleanup;
 	}
@@ -381,3 +375,14 @@ cleanup:
 	delete xfer;
 	delete form;
 }
+
+UpdatePart *UpdateReader::DetachParts()
+{
+	UpdatePart *first;
+
+	first = partFirst;
+	partFirst = NULL;
+	partLast = NULL;
+
+	return first;
+}

extensions/updater/Updater.h

@@ -37,6 +37,14 @@
 #include <sh_string.h>
 #include "MemoryDownloader.h"
 
+struct UpdatePart
+{
+	UpdatePart* next;
+	char *file;
+	char *data;
+	size_t length;
+};
+
 namespace SourceMod
 {
 	class UpdateReader : 
@@ -51,10 +59,12 @@ namespace SourceMod
 		SMCResult ReadSMC_KeyValue(const SMCStates *states, const char *key, const char *value);
 		SMCResult ReadSMC_LeavingSection(const SMCStates *states);
 	public:
-		void PerformUpdate();
+		void PerformUpdate(const char *url);
+		UpdatePart *DetachParts();
 	private:
 		void HandleFile();
 		void HandleFolder(const char *folder);
+		void LinkPart(UpdatePart *part);
 	private:
 		IWebTransfer *xfer;
 		MemoryDownloader mdl;
@@ -63,6 +73,9 @@ namespace SourceMod
 		SourceHook::String curfile;
 		SourceHook::String url;
 		char checksum[33];
+		UpdatePart *partFirst;
+		UpdatePart *partLast;
+		const char *update_url;
 	};
 }
 

extensions/updater/extension.cpp

@@ -38,6 +38,8 @@
 #include <sh_list.h>
 #include <sh_string.h>
 
+#define DEFAULT_UPDATE_URL			"http://www.sourcemod.net/update/"
+
 using namespace SourceHook;
 
 SmUpdater g_Updater;		/**< Global singleton for extension's main interface */
@@ -45,8 +47,8 @@ SMEXT_LINK(&g_Updater);
 
 IWebternet *webternet;
 static List<String *> update_errors;
-static List<String *> update_messages;
 static IThreadHandle *update_thread;
+static String update_url;
 
 bool SmUpdater::SDK_OnLoad(char *error, size_t maxlength, bool late)
 {
@@ -65,6 +67,13 @@ bool SmUpdater::SDK_OnLoad(char *error, size_t maxlength, bool late)
 		return false;
 	}
 
+	const char *url = smutils->GetCoreConfigValue("AutoUpdateURL");
+	if (url == NULL)
+	{
+		url = DEFAULT_UPDATE_URL;
+	}
+	update_url.assign(url);
+
 	return true;
 }
 
@@ -85,10 +94,6 @@ void SmUpdater::SDK_OnUnload()
 	{
 		iter = update_errors.erase(iter);
 	}
-	while (iter != update_messages.end())
-	{
-		iter = update_messages.erase(iter);
-	}
 }
 
 bool SmUpdater::QueryInterfaceDrop(SourceMod::SMInterface *pInterface)
@@ -112,11 +117,61 @@ void SmUpdater::NotifyInterfaceDrop(SMInterface *pInterface)
 	}
 }
 
-static void LogAllMessages(void *data)
+static void PumpUpdate(void *data)
 {
 	String *str;
 	List<String *>::iterator iter;
 
+	char path[PLATFORM_MAX_PATH];
+	UpdatePart *temp;
+	UpdatePart *part = (UpdatePart*)data;
+	while (part != NULL)
+	{
+		if (strstr(part->file, "..") != NULL)
+		{
+			/* Naughty naughty */
+			AddUpdateError("Detected invalid path escape (..): %s", part->file);
+			goto skip_create;
+		}
+		if (part->data == NULL)
+		{
+			smutils->BuildPath(Path_SM, path, sizeof(path), "gamedata/%s", part->file);
+			if (libsys->IsPathDirectory(path))
+			{
+				continue;
+			}
+			if (!libsys->CreateFolder(path))
+			{
+				AddUpdateError("Could not create folder: %s", path);
+			}
+			else
+			{
+				smutils->LogMessage(myself, "Created folder \"%s\" from updater", path);
+			}
+		}
+		else
+		{
+			smutils->BuildPath(Path_SM, path, sizeof(path), "gamedata/%s", part->file);
+			FILE *fp = fopen(path, "wt");
+			if (fp == NULL)
+			{
+				AddUpdateError("Could not open %s for writing", path);
+				return;
+			}
+			fwrite(part->data, 1, part->length, fp);
+			fclose(fp);
+			smutils->LogMessage(myself,
+				"Successfully updated gamedata file \"%s\"",
+				part->file);
+		}
+skip_create:
+		temp = part->next;
+		free(part->data);
+		free(part->file);
+		delete part;
+		part = temp;
+	}
+
 	if (update_errors.size())
 	{
 		smutils->LogError(myself, "--- BEGIN ERRORS FROM AUTOMATIC UPDATER ---");
@@ -131,44 +186,21 @@ static void LogAllMessages(void *data)
 
 		smutils->LogError(myself, "--- END ERRORS FROM AUTOMATIC UPDATER ---");
 	}
-
-	for (iter = update_messages.begin();
-		 iter != update_messages.end();
-		 iter++)
-	{
-		str = (*iter);
-		smutils->LogMessage(myself, "%s", str->c_str());
-	}
 }
 
 void SmUpdater::RunThread(IThreadHandle *pHandle)
 {
 	UpdateReader ur;
 
-	ur.PerformUpdate();
+	ur.PerformUpdate(update_url.c_str());
 
-	if (update_errors.size() || update_messages.size())
+	smutils->AddFrameAction(PumpUpdate, ur.DetachParts());
-	{
-		smutils->AddFrameAction(LogAllMessages, NULL);
-	}
 }
 
 void SmUpdater::OnTerminate(IThreadHandle *pHandle, bool cancel)
 {
 }
 
-void AddUpdateMessage(const char *fmt, ...)
-{
-	va_list ap;
-	char buffer[2048];
-
-	va_start(ap, fmt);
-	smutils->FormatArgs(buffer, sizeof(buffer), fmt, ap);
-	va_end(ap);
-
-	update_messages.push_back(new String(buffer));
-}
-
 void AddUpdateError(const char *fmt, ...)
 {
 	va_list ap;

gamedata/sm-tf2.games.txt

@@ -38,7 +38,7 @@
 			{
 				"library"		"server"
 				"linux"		"@_ZN8CTFKnife26CalcIsAttackCriticalHelperEv"
-				"windows"	"\x33\xC0\x83\xB9\x08\x13\x00\x00\x01\x0F\x94\xC0\xC3"
+				"windows"	"\x33\xC0\x83\xB9\x30\x13\x00\x00\x01\x0F\x94\xC0\xC3"
 			}
 
 		}

public/IGameConfigs.h

@@ -163,12 +163,12 @@ namespace SourceMod
 		virtual void RemoveUserConfigHook(const char *sectionname, ITextListener_SMC *listener) =0;
 
 		/**
-		 * @brief Acquires a file reading lock on the gamedata system.  
+		 * @brief Does nothing.
 		 */
 		virtual void AcquireLock() = 0;
 
 		/**
-		 * @brief Releases the file reading lock.
+		 * @brief Does nothing.
 		 */
 		virtual void ReleaseLock() = 0;
 	};

public/ISourceMod.h

@@ -43,7 +43,7 @@
 #include <time.h>
 
 #define SMINTERFACE_SOURCEMOD_NAME		"ISourceMod"
-#define SMINTERFACE_SOURCEMOD_VERSION	9
+#define SMINTERFACE_SOURCEMOD_VERSION	10
 
 /**
 * @brief Forward declaration of the KeyValues class.
@@ -287,6 +287,15 @@ namespace SourceMod
 		 * @param data		Data to pass to function.
 		 */
 		virtual void AddFrameAction(FRAMEACTION fn, void *data) = 0;
+
+		/**
+		 * @brief Retrieves a core.cfg configuration value.
+		 *
+		 * @param key		Core.cfg key phrase.
+		 * @return			Value string, or NULL on failure.
+		 *					The string will be destroyed on core.cfg reparses.
+		 */
+		virtual const char *GetCoreConfigValue(const char *key) = 0;
 	};
 }