/**

 * vim: set ts=4 sw=4 tw=99 noet:

 * =============================================================================

 * SourceMod

 * Copyright (C) 2004-2009 AlliedModders LLC.  All rights reserved.

 * =============================================================================

 *

 * This program is free software; you can redistribute it and/or modify it under

 * the terms of the GNU General Public License, version 3.0, as published by the

 * Free Software Foundation.

 * 

 * 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, see <http://www.gnu.org/licenses/>.

 *

 * As a special exception, AlliedModders LLC gives you permission to link the

 * code of this program (as well as its derivative works) to "Half-Life 2," the

 * "Source Engine," the "SourcePawn JIT," and any Game MODs that run on software

 * by the Valve Corporation.  You must obey the GNU General Public License in

 * all respects for all other code used.  Additionally, AlliedModders LLC grants

 * this exception to all derivative works.  AlliedModders LLC defines further

 * exceptions, found in LICENSE.txt (as of this writing, version JULY-31-2007),

 * or <http://www.sourcemod.net/license.php>.

 *

 * Version: $Id$

 */

#ifndef _INCLUDE_SOURCEMOD_INTERCOM_H_

#define _INCLUDE_SOURCEMOD_INTERCOM_H_

#include <sp_vm_api.h>

#include <IHandleSys.h>

#include <IShareSys.h>

#include <IPluginSys.h>

#include <IDBDriver.h>

#include <sh_string.h>

#include <sp_vm_api.h>

#include <sh_vector.h>

#include <IExtensionSys.h>

#include <IForwardSys.h>

using namespace SourceMod;

using namespace SourcePawn;

using namespace SourceHook;

/**

 * Add 1 to the RHS of this expression to bump the intercom file

 * This is to prevent mismatching core/logic binaries

 */

#define SM_LOGIC_MAGIC		(0x0F47C0DE - 27)

#if defined SM_LOGIC

class IVEngineServer

#else

class IVEngineServer_Logic

#endif

{

public:

	virtual bool IsMapValid(const char *map) = 0;

	virtual void ServerCommand(const char *cmd) = 0;

};

typedef void * FileHandle_t;

typedef int FileFindHandle_t; 

#if defined SM_LOGIC

class IFileSystem

#else

class IFileSystem_Logic

#endif

{

public:

	virtual const char *FindFirstEx(const char *pWildCard, const char *pPathID, FileFindHandle_t *pHandle) = 0;

	virtual const char *FindNext(FileFindHandle_t handle) = 0;

	virtual void FindClose(FileFindHandle_t handle) = 0;

	virtual FileHandle_t Open(const char *pFileName, const char *pOptions, const char *pathID = 0) = 0;

	virtual void Close(FileHandle_t file) = 0;

	virtual char *ReadLine(char *pOutput, int maxChars, FileHandle_t file) = 0;

	virtual bool EndOfFile(FileHandle_t file) = 0;

	virtual bool FileExists(const char *pFileName, const char *pPathID = 0) = 0;

	virtual unsigned int Size(const char *pFileName, const char *pPathID = 0) = 0;

};

namespace SourceMod

{

	class ISourceMod;

	class ILibrarySys;

	class ITextParsers;

	class IThreader;

	class IRootConsole;

	class IPluginManager;

	class IForwardManager;

	class ITimerSystem;

	class IPlayerManager;

	class IAdminSystem;

	class IGameHelpers;

	class IPhraseCollection;

	class ITranslator;

	class IGameConfig;

}

class IVEngineServer;

class IFileSystem;

class ConVar;

class KeyValues;

class SMGlobalClass;

namespace SourceMod

{

	class IChangeableForward;

}

struct ServerGlobals

{

	const double *universalTime;

	float *interval_per_tick;

	float *frametime;

};

struct AutoConfig

{

	SourceHook::String autocfg;

	SourceHook::String folder;

	bool create;

};

enum LibraryAction

{

	LibraryAction_Removed,

	LibraryAction_Added

};

class CNativeOwner;

class SMPlugin : public IPlugin

{

public:

	virtual size_t GetConfigCount() = 0;

	virtual AutoConfig *GetConfig(size_t i) = 0;

	virtual void AddLibrary(const char *name) = 0;

	virtual void AddConfig(bool create, const char *cfg, const char *folder) = 0;

	virtual void SetErrorState(PluginStatus status, const char *fmt, ...) = 0;

};

class IScriptManager

{

public:

	virtual void LoadAll(const char *config_path, const char *plugins_path) = 0;

	virtual void RefreshAll() = 0;

	virtual void Shutdown() = 0;

	virtual IdentityToken_t *GetIdentity() = 0;

	virtual void SyncMaxClients(int maxClients) = 0;

	virtual void AddPluginsListener(IPluginsListener *listener) = 0;

	virtual void RemovePluginsListener(IPluginsListener *listener) = 0;

	virtual IPluginIterator *GetPluginIterator() = 0;

	virtual void OnLibraryAction(const char *name, LibraryAction action) = 0;

	virtual bool LibraryExists(const char *name) = 0;

	virtual SMPlugin *FindPluginByOrder(unsigned num) = 0;

	virtual SMPlugin *FindPluginByIdentity(IdentityToken_t *ident) = 0;

	virtual SMPlugin *FindPluginByContext(IPluginContext *ctx) = 0;

	virtual SMPlugin *FindPluginByContext(sp_context_t *ctx) = 0;

	virtual SMPlugin *FindPluginByConsoleArg(const char *text) = 0;

	virtual SMPlugin *FindPluginByHandle(Handle_t hndl, HandleError *errp) = 0;

	virtual bool UnloadPlugin(IPlugin *plugin) = 0;

	virtual const CVector<SMPlugin *> *ListPlugins() = 0;

	virtual void FreePluginList(const CVector<SMPlugin *> *list) = 0;

	virtual void AddFunctionsToForward(const char *name, IChangeableForward *fwd) = 0;

};

class IExtensionSys : public IExtensionManager

{

public:

	virtual IExtension *LoadAutoExtension(const char *name, bool bErrorOnMissing=true) = 0;

	virtual void TryAutoload() = 0;

	virtual void Shutdown() = 0;

	virtual IExtension *FindExtensionByFile(const char *name) = 0;

	virtual bool LibraryExists(const char *name) = 0;

	virtual void CallOnCoreMapStart(edict_t *edictList, int edictCount, int maxClients) = 0;

	virtual IExtension *GetExtensionFromIdent(IdentityToken_t *token) = 0;

	virtual void BindChildPlugin(IExtension *ext, SMPlugin *plugin) = 0;

	virtual void AddRawDependency(IExtension *myself, IdentityToken_t *token, void *iface) = 0;

	virtual const CVector<IExtension *> *ListExtensions() = 0;

	virtual void FreeExtensionList(const CVector<IExtension *> *list) = 0;

};

class AutoPluginList

{

public:

	AutoPluginList(IScriptManager *scripts)

		: scripts_(scripts), list_(scripts->ListPlugins())

	{

	}

	~AutoPluginList()

	{

		scripts_->FreePluginList(list_);

	}

	const CVector<SMPlugin *> *operator ->()

	{

		return list_;

	}

private:

	IScriptManager *scripts_;

	const CVector<SMPlugin *> *list_;

};

class AutoExtensionList

{

public:

	AutoExtensionList(IExtensionSys *extensions)

		: extensions_(extensions), list_(extensions_->ListExtensions())

	{

	}

	~AutoExtensionList()

	{

		extensions_->FreeExtensionList(list_);

	}

	const CVector<IExtension *> *operator ->()

	{

		return list_;

	}

private:

	IExtensionSys *extensions_;

	const CVector<IExtension *> *list_;

};

class CCommand;

struct sm_core_t

{

	/* Objects */

	ISourceMod		*sm;

	ILibrarySys		*libsys;

	IVEngineServer	*engine;

	IFileSystem		*filesystem;

	IRootConsole	*rootmenu;

	ITimerSystem    *timersys;

	IPlayerManager  *playerhelpers;

	IAdminSystem	*adminsys;

	IGameHelpers    *gamehelpers;

	ISourcePawnEngine **spe1;

	ISourcePawnEngine2 **spe2;

	/* Functions */

	ConVar *		(*FindConVar)(const char*);

	unsigned int	(*strncopy)(char*, const char*, size_t);

	char *			(*TrimWhitespace)(char *, size_t &);

	void			(*LogError)(const char*, ...);

	void			(*LogFatal)(const char*, ...);

	void			(*Log)(const char*, ...);

	void			(*LogToFile)(FILE *fp, const char*, ...);

	void			(*LogToGame)(const char *message);

	const char *	(*GetCvarString)(ConVar*);

	size_t			(*Format)(char*, size_t, const char*, ...);

	size_t			(*FormatArgs)(char*, size_t, const char*,va_list ap);

	bool			(*gnprintf)(char *, size_t, const char *, IPhraseCollection *, void **,

	                            unsigned int, unsigned int &, size_t *, const char **);

	size_t			(*atcprintf)(char *, size_t, const char *, IPluginContext *, const cell_t *, int *);

	bool            (*GetGameName)(char *buffer, size_t maxlength);

	const char *    (*GetGameDescription)();

	const char *    (*GetSourceEngineName)();

	bool            (*SymbolsAreHidden)();

	const char *	(*GetCoreConfigValue)(const char*);

	bool			(*IsMapLoading)();

	bool			(*IsMapRunning)();

	int				(*Argc)(const CCommand &args);

	const char *	(*Arg)(const CCommand &args, int arg);

	int				(*LoadMMSPlugin)(const char *file, bool *ok, char *error, size_t maxlength);

	void			(*UnloadMMSPlugin)(int id);

	void			(*DoGlobalPluginLoads)();

	bool			(*AreConfigsExecuted)();

	void			(*ExecuteConfigs)(IPluginContext *ctx);

	DatabaseInfo	(*GetDBInfoFromKeyValues)(KeyValues *);

	const char		*gamesuffix;

	/* Data */

	ServerGlobals   *serverGlobals;

	void *          serverFactory;

	void *          engineFactory;

	void *          matchmakingDSFactory;

	SMGlobalClass *	listeners;

};

struct sm_logic_t

{

	SMGlobalClass	*head;

	IThreader		*threader;

	IProfiler		*profiler;

	ITranslator		*translator;

	const char      *(*stristr)(const char *, const char *);

	bool			(*CoreTranslate)(char *,  size_t, const char *, unsigned int, size_t *, ...);

	void            (*AddCorePhraseFile)(const char *filename);

	unsigned int	(*ReplaceAll)(char*, size_t, const char *, const char *, bool);

	char            *(*ReplaceEx)(char *, size_t, const char *, size_t, const char *, size_t, bool);

	size_t          (*DecodeHexString)(unsigned char *, size_t, const char *);

	IGameConfig *   (*GetCoreGameConfig)();

	bool			(*OnLogPrint)(const char *msg);	// true to supercede

	IDebugListener   *debugger;

	void			(*GenerateError)(IPluginContext *, cell_t, int, const char *, ...);

	void			(*AddNatives)(sp_nativeinfo_t *natives);

	void			(*DumpHandles)(void (*dumpfn)(const char *fmt, ...));

	IScriptManager	*scripts;

	IShareSys		*sharesys;

	IExtensionSys	*extsys;

	IHandleSys		*handlesys;

	IForwardManager	*forwardsys;

	IdentityToken_t *core_ident;

	float			sentinel;

};

typedef void (*LogicInitFunction)(const sm_core_t *core, sm_logic_t *logic);

typedef LogicInitFunction (*LogicLoadFunction)(uint32_t magic);

typedef ITextParsers *(*GetITextParsers)();

#endif /* _INCLUDE_SOURCEMOD_INTERCOM_H_ */