2009-07-17 19:27:04 +02:00
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/* FCE Ultra - NES/Famicom Emulator
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*
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* Copyright notice for this file:
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* Copyright (C) 2002 Xodnizel
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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enum ENUM_SSLOADPARAMS
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{
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SSLOADPARAM_NOBACKUP,
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SSLOADPARAM_BACKUP,
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};
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void FCEUSS_Save(const char *);
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bool FCEUSS_Load(const char *);
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//zlib values: 0 (none) through 9 (max) or -1 (default)
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bool FCEUSS_SaveMS(std::ostream* outstream, int compressionLevel);
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bool FCEUSS_LoadFP(std::istream* is, ENUM_SSLOADPARAMS params);
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extern int CurrentState;
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void FCEUSS_CheckStates(void);
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struct SFORMAT
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{
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//a void* to the data or a void** to the data
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void *v;
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//size, plus flags
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uint32 s;
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//a string description of the element
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char *desc;
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};
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void ResetExState(void (*PreSave)(void),void (*PostSave)(void));
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void AddExState(void *v, uint32 s, int type, char *desc);
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//indicates that the value is a multibyte integer that needs to be put in the correct byte order
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#define FCEUSTATE_RLSB 0x80000000
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//void*v is actually a void** which will be indirected before reading
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#define FCEUSTATE_INDIRECT 0x40000000
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//all FCEUSTATE flags together so that we can mask them out and get the size
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#define FCEUSTATE_FLAGS (FCEUSTATE_RLSB|FCEUSTATE_INDIRECT)
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void FCEU_DrawSaveStates(uint8 *XBuf);
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void CreateBackupSaveState(const char *fname); //backsup a savestate before overwriting it with a new one
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void BackupLoadState(); //Makes a backup savestate before any loadstate
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void LoadBackup(); //Loads the backupsavestate
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void RedoLoadState(); //reloads a loadstate if backupsavestate was run
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void SwapSaveState(); //Swaps a savestate with its backup state
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extern char lastSavestateMade[2048]; //Filename of last savestate used
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extern bool undoSS; //undo savestate flag
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extern bool redoSS; //redo savestate flag
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extern char lastLoadstateMade[2048]; //Filename of last state loaded
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extern bool undoLS; //undo loadstate flag
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extern bool redoLS; //redo savestate flag
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bool CheckBackupSaveStateExist(); //Checks if backupsavestate exists
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