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author | aliaspider | 2014-10-29 05:36:07 +0100 |
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committer | aliaspider | 2014-10-29 05:36:07 +0100 |
commit | a6dc7abc9b8cc3986eda5a84141da7dc9e4e8f1a (patch) | |
tree | 6f82417b0ab41f3887dd025ee3b85254e28143da /source/snapshot.cpp | |
parent | 1d98e1c317fa19687ae6bc3cb8e550ef7531bf02 (diff) | |
download | snesemu-a6dc7abc9b8cc3986eda5a84141da7dc9e4e8f1a.tar.gz snesemu-a6dc7abc9b8cc3986eda5a84141da7dc9e4e8f1a.tar.bz2 snesemu-a6dc7abc9b8cc3986eda5a84141da7dc9e4e8f1a.zip |
start moving everything to C
Diffstat (limited to 'source/snapshot.cpp')
-rw-r--r-- | source/snapshot.cpp | 1789 |
1 files changed, 0 insertions, 1789 deletions
diff --git a/source/snapshot.cpp b/source/snapshot.cpp deleted file mode 100644 index ac4abe4..0000000 --- a/source/snapshot.cpp +++ /dev/null @@ -1,1789 +0,0 @@ -/******************************************************************************* - Snes9x - Portable Super Nintendo Entertainment System (TM) emulator. - - (c) Copyright 1996 - 2002 Gary Henderson (gary.henderson@ntlworld.com) and - Jerremy Koot (jkoot@snes9x.com) - - (c) Copyright 2001 - 2004 John Weidman (jweidman@slip.net) - - (c) Copyright 2002 - 2004 Brad Jorsch (anomie@users.sourceforge.net), - funkyass (funkyass@spam.shaw.ca), - Joel Yliluoma (http://iki.fi/bisqwit/) - Kris Bleakley (codeviolation@hotmail.com), - Matthew Kendora, - Nach (n-a-c-h@users.sourceforge.net), - Peter Bortas (peter@bortas.org) and - zones (kasumitokoduck@yahoo.com) - - C4 x86 assembler and some C emulation code - (c) Copyright 2000 - 2003 zsKnight (zsknight@zsnes.com), - _Demo_ (_demo_@zsnes.com), and Nach - - C4 C++ code - (c) Copyright 2003 Brad Jorsch - - DSP-1 emulator code - (c) Copyright 1998 - 2004 Ivar (ivar@snes9x.com), _Demo_, Gary Henderson, - John Weidman, neviksti (neviksti@hotmail.com), - Kris Bleakley, Andreas Naive - - DSP-2 emulator code - (c) Copyright 2003 Kris Bleakley, John Weidman, neviksti, Matthew Kendora, and - Lord Nightmare (lord_nightmare@users.sourceforge.net - - OBC1 emulator code - (c) Copyright 2001 - 2004 zsKnight, pagefault (pagefault@zsnes.com) and - Kris Bleakley - Ported from x86 assembler to C by sanmaiwashi - - SPC7110 and RTC C++ emulator code - (c) Copyright 2002 Matthew Kendora with research by - zsKnight, John Weidman, and Dark Force - - S-DD1 C emulator code - (c) Copyright 2003 Brad Jorsch with research by - Andreas Naive and John Weidman - - S-RTC C emulator code - (c) Copyright 2001 John Weidman - - ST010 C++ emulator code - (c) Copyright 2003 Feather, Kris Bleakley, John Weidman and Matthew Kendora - - Super FX x86 assembler emulator code - (c) Copyright 1998 - 2003 zsKnight, _Demo_, and pagefault - - Super FX C emulator code - (c) Copyright 1997 - 1999 Ivar, Gary Henderson and John Weidman - - - SH assembler code partly based on x86 assembler code - (c) Copyright 2002 - 2004 Marcus Comstedt (marcus@mc.pp.se) - - - Specific ports contains the works of other authors. See headers in - individual files. - - Snes9x homepage: http://www.snes9x.com - - Permission to use, copy, modify and distribute Snes9x in both binary and - source form, for non-commercial purposes, is hereby granted without fee, - providing that this license information and copyright notice appear with - all copies and any derived work. - - This software is provided 'as-is', without any express or implied - warranty. In no event shall the authors be held liable for any damages - arising from the use of this software. - - Snes9x is freeware for PERSONAL USE only. Commercial users should - seek permission of the copyright holders first. Commercial use includes - charging money for Snes9x or software derived from Snes9x. - - The copyright holders request that bug fixes and improvements to the code - should be forwarded to them so everyone can benefit from the modifications - in future versions. - - Super NES and Super Nintendo Entertainment System are trademarks of - Nintendo Co., Limited and its subsidiary companies. -*******************************************************************************/ -#include <string.h> -#ifdef HAVE_STRINGS_H -#include <strings.h> -#endif -#include <ctype.h> -#include <stdlib.h> - -#if defined(__unix) || defined(__linux) || defined(__sun) || defined(__DJGPP) -#include <unistd.h> -#include <sys/types.h> -#include <sys/stat.h> -#endif - -#include "snapshot.h" -#include "snaporig.h" -#include "memmap.h" -#include "snes9x.h" -#include "65c816.h" -#include "ppu.h" -#include "cpuexec.h" -#include "display.h" -#include "apu.h" -#include "soundux.h" -#include "sa1.h" -#include "srtc.h" -#include "sdd1.h" -#include "spc7110.h" - -extern uint8 *SRAM; - -#ifdef ZSNES_FX -START_EXTERN_C -void S9xSuperFXPreSaveState (); -void S9xSuperFXPostSaveState (); -void S9xSuperFXPostLoadState (); -END_EXTERN_C -#endif - -bool8 S9xUnfreezeZSNES (const char *filename); - -typedef struct { - int offset; - int size; - int type; -} FreezeData; - -enum { - INT_V, uint8_ARRAY_V, uint16_ARRAY_V, uint32_ARRAY_V -}; - -#define Offset(field,structure) \ -((int) (((char *) (&(((structure)NULL)->field))) - ((char *) NULL))) - -#define COUNT(ARRAY) (sizeof (ARRAY) / sizeof (ARRAY[0])) - -struct SnapshotMovieInfo -{ - uint32 MovieInputDataSize; -}; - -#undef OFFSET -#define OFFSET(f) Offset(f,struct SnapshotMovieInfo *) - -static FreezeData SnapMovie [] = { - {OFFSET (MovieInputDataSize), 4, INT_V}, -}; - -#undef OFFSET -#define OFFSET(f) Offset(f,struct SCPUState *) - -static FreezeData SnapCPU [] = { - {OFFSET (Flags), 4, INT_V}, - {OFFSET (BranchSkip), 1, INT_V}, - {OFFSET (NMIActive), 1, INT_V}, - {OFFSET (IRQActive), 1, INT_V}, - {OFFSET (WaitingForInterrupt), 1, INT_V}, - {OFFSET (WhichEvent), 1, INT_V}, - {OFFSET (Cycles), 4, INT_V}, - {OFFSET (NextEvent), 4, INT_V}, - {OFFSET (V_Counter), 4, INT_V}, - {OFFSET (MemSpeed), 4, INT_V}, - {OFFSET (MemSpeedx2), 4, INT_V}, - {OFFSET (FastROMSpeed), 4, INT_V} -}; - -#undef OFFSET -#define OFFSET(f) Offset(f,struct SRegisters *) - -static FreezeData SnapRegisters [] = { - {OFFSET (PB), 1, INT_V}, - {OFFSET (DB), 1, INT_V}, - {OFFSET (P.W), 2, INT_V}, - {OFFSET (A.W), 2, INT_V}, - {OFFSET (D.W), 2, INT_V}, - {OFFSET (S.W), 2, INT_V}, - {OFFSET (X.W), 2, INT_V}, - {OFFSET (Y.W), 2, INT_V}, - {OFFSET (PC), 2, INT_V} -}; - -#undef OFFSET -#define OFFSET(f) Offset(f,struct SPPU *) - -static FreezeData SnapPPU [] = { - {OFFSET (BGMode), 1, INT_V}, - {OFFSET (BG3Priority), 1, INT_V}, - {OFFSET (Brightness), 1, INT_V}, - {OFFSET (VMA.High), 1, INT_V}, - {OFFSET (VMA.Increment), 1, INT_V}, - {OFFSET (VMA.Address), 2, INT_V}, - {OFFSET (VMA.Mask1), 2, INT_V}, - {OFFSET (VMA.FullGraphicCount), 2, INT_V}, - {OFFSET (VMA.Shift), 2, INT_V}, - {OFFSET (BG[0].SCBase), 2, INT_V}, - {OFFSET (BG[0].VOffset), 2, INT_V}, - {OFFSET (BG[0].HOffset), 2, INT_V}, - {OFFSET (BG[0].BGSize), 1, INT_V}, - {OFFSET (BG[0].NameBase), 2, INT_V}, - {OFFSET (BG[0].SCSize), 2, INT_V}, - - {OFFSET (BG[1].SCBase), 2, INT_V}, - {OFFSET (BG[1].VOffset), 2, INT_V}, - {OFFSET (BG[1].HOffset), 2, INT_V}, - {OFFSET (BG[1].BGSize), 1, INT_V}, - {OFFSET (BG[1].NameBase), 2, INT_V}, - {OFFSET (BG[1].SCSize), 2, INT_V}, - - {OFFSET (BG[2].SCBase), 2, INT_V}, - {OFFSET (BG[2].VOffset), 2, INT_V}, - {OFFSET (BG[2].HOffset), 2, INT_V}, - {OFFSET (BG[2].BGSize), 1, INT_V}, - {OFFSET (BG[2].NameBase), 2, INT_V}, - {OFFSET (BG[2].SCSize), 2, INT_V}, - - {OFFSET (BG[3].SCBase), 2, INT_V}, - {OFFSET (BG[3].VOffset), 2, INT_V}, - {OFFSET (BG[3].HOffset), 2, INT_V}, - {OFFSET (BG[3].BGSize), 1, INT_V}, - {OFFSET (BG[3].NameBase), 2, INT_V}, - {OFFSET (BG[3].SCSize), 2, INT_V}, - - {OFFSET (CGFLIP), 1, INT_V}, - {OFFSET (CGDATA), 256, uint16_ARRAY_V}, - {OFFSET (FirstSprite), 1, INT_V}, -#define O(N) \ - {OFFSET (OBJ[N].HPos), 2, INT_V}, \ - {OFFSET (OBJ[N].VPos), 2, INT_V}, \ - {OFFSET (OBJ[N].Name), 2, INT_V}, \ - {OFFSET (OBJ[N].VFlip), 1, INT_V}, \ - {OFFSET (OBJ[N].HFlip), 1, INT_V}, \ - {OFFSET (OBJ[N].Priority), 1, INT_V}, \ - {OFFSET (OBJ[N].Palette), 1, INT_V}, \ - {OFFSET (OBJ[N].Size), 1, INT_V} - - O( 0), O( 1), O( 2), O( 3), O( 4), O( 5), O( 6), O( 7), - O( 8), O( 9), O( 10), O( 11), O( 12), O( 13), O( 14), O( 15), - O( 16), O( 17), O( 18), O( 19), O( 20), O( 21), O( 22), O( 23), - O( 24), O( 25), O( 26), O( 27), O( 28), O( 29), O( 30), O( 31), - O( 32), O( 33), O( 34), O( 35), O( 36), O( 37), O( 38), O( 39), - O( 40), O( 41), O( 42), O( 43), O( 44), O( 45), O( 46), O( 47), - O( 48), O( 49), O( 50), O( 51), O( 52), O( 53), O( 54), O( 55), - O( 56), O( 57), O( 58), O( 59), O( 60), O( 61), O( 62), O( 63), - O( 64), O( 65), O( 66), O( 67), O( 68), O( 69), O( 70), O( 71), - O( 72), O( 73), O( 74), O( 75), O( 76), O( 77), O( 78), O( 79), - O( 80), O( 81), O( 82), O( 83), O( 84), O( 85), O( 86), O( 87), - O( 88), O( 89), O( 90), O( 91), O( 92), O( 93), O( 94), O( 95), - O( 96), O( 97), O( 98), O( 99), O(100), O(101), O(102), O(103), - O(104), O(105), O(106), O(107), O(108), O(109), O(110), O(111), - O(112), O(113), O(114), O(115), O(116), O(117), O(118), O(119), - O(120), O(121), O(122), O(123), O(124), O(125), O(126), O(127), -#undef O - {OFFSET (OAMPriorityRotation), 1, INT_V}, - {OFFSET (OAMAddr), 2, INT_V}, - {OFFSET (OAMFlip), 1, INT_V}, - {OFFSET (OAMTileAddress), 2, INT_V}, - {OFFSET (IRQVBeamPos), 2, INT_V}, - {OFFSET (IRQHBeamPos), 2, INT_V}, - {OFFSET (VBeamPosLatched), 2, INT_V}, - {OFFSET (HBeamPosLatched), 2, INT_V}, - {OFFSET (HBeamFlip), 1, INT_V}, - {OFFSET (VBeamFlip), 1, INT_V}, - {OFFSET (HVBeamCounterLatched), 1, INT_V}, - {OFFSET (MatrixA), 2, INT_V}, - {OFFSET (MatrixB), 2, INT_V}, - {OFFSET (MatrixC), 2, INT_V}, - {OFFSET (MatrixD), 2, INT_V}, - {OFFSET (CentreX), 2, INT_V}, - {OFFSET (CentreY), 2, INT_V}, - {OFFSET (Joypad1ButtonReadPos), 1, INT_V}, - {OFFSET (Joypad2ButtonReadPos), 1, INT_V}, - {OFFSET (Joypad3ButtonReadPos), 1, INT_V}, - {OFFSET (CGADD), 1, INT_V}, - {OFFSET (FixedColourRed), 1, INT_V}, - {OFFSET (FixedColourGreen), 1, INT_V}, - {OFFSET (FixedColourBlue), 1, INT_V}, - {OFFSET (SavedOAMAddr), 2, INT_V}, - {OFFSET (ScreenHeight), 2, INT_V}, - {OFFSET (WRAM), 4, INT_V}, - {OFFSET (ForcedBlanking), 1, INT_V}, - {OFFSET (OBJNameSelect), 2, INT_V}, - {OFFSET (OBJSizeSelect), 1, INT_V}, - {OFFSET (OBJNameBase), 2, INT_V}, - {OFFSET (OAMReadFlip), 1, INT_V}, - {OFFSET (VTimerEnabled), 1, INT_V}, - {OFFSET (HTimerEnabled), 1, INT_V}, - {OFFSET (HTimerPosition), 2, INT_V}, - {OFFSET (Mosaic), 1, INT_V}, - {OFFSET (Mode7HFlip), 1, INT_V}, - {OFFSET (Mode7VFlip), 1, INT_V}, - {OFFSET (Mode7Repeat), 1, INT_V}, - {OFFSET (Window1Left), 1, INT_V}, - {OFFSET (Window1Right), 1, INT_V}, - {OFFSET (Window2Left), 1, INT_V}, - {OFFSET (Window2Right), 1, INT_V}, -#define O(N) \ - {OFFSET (ClipWindowOverlapLogic[N]), 1, INT_V}, \ - {OFFSET (ClipWindow1Enable[N]), 1, INT_V}, \ - {OFFSET (ClipWindow2Enable[N]), 1, INT_V}, \ - {OFFSET (ClipWindow1Inside[N]), 1, INT_V}, \ - {OFFSET (ClipWindow2Inside[N]), 1, INT_V} - - O(0), O(1), O(2), O(3), O(4), O(5), - -#undef O - - {OFFSET (CGFLIPRead), 1, INT_V}, - {OFFSET (Need16x8Mulitply), 1, INT_V}, - {OFFSET (BGMosaic), 4, uint8_ARRAY_V}, - {OFFSET (OAMData), 512 + 32, uint8_ARRAY_V}, - {OFFSET (Need16x8Mulitply), 1, INT_V}, - {OFFSET (MouseSpeed), 2, uint8_ARRAY_V} -}; - -#undef OFFSET -#define OFFSET(f) Offset(f,struct SDMA *) - -static FreezeData SnapDMA [] = { -#define O(N) \ - {OFFSET (TransferDirection) + N * sizeof (struct SDMA), 1, INT_V}, \ - {OFFSET (AAddressFixed) + N * sizeof (struct SDMA), 1, INT_V}, \ - {OFFSET (AAddressDecrement) + N * sizeof (struct SDMA), 1, INT_V}, \ - {OFFSET (TransferMode) + N * sizeof (struct SDMA), 1, INT_V}, \ - {OFFSET (ABank) + N * sizeof (struct SDMA), 1, INT_V}, \ - {OFFSET (AAddress) + N * sizeof (struct SDMA), 2, INT_V}, \ - {OFFSET (Address) + N * sizeof (struct SDMA), 2, INT_V}, \ - {OFFSET (BAddress) + N * sizeof (struct SDMA), 1, INT_V}, \ - {OFFSET (TransferBytes) + N * sizeof (struct SDMA), 2, INT_V}, \ - {OFFSET (HDMAIndirectAddressing) + N * sizeof (struct SDMA), 1, INT_V}, \ - {OFFSET (IndirectAddress) + N * sizeof (struct SDMA), 2, INT_V}, \ - {OFFSET (IndirectBank) + N * sizeof (struct SDMA), 1, INT_V}, \ - {OFFSET (Repeat) + N * sizeof (struct SDMA), 1, INT_V}, \ - {OFFSET (LineCount) + N * sizeof (struct SDMA), 1, INT_V}, \ - {OFFSET (FirstLine) + N * sizeof (struct SDMA), 1, INT_V} - - O(0), O(1), O(2), O(3), O(4), O(5), O(6), O(7) -#undef O -}; - -#undef OFFSET -#define OFFSET(f) Offset(f,struct SAPU *) - -static FreezeData SnapAPU [] = { - {OFFSET (Cycles), 4, INT_V}, - {OFFSET (ShowROM), 1, INT_V}, - {OFFSET (Flags), 1, INT_V}, - {OFFSET (KeyedChannels), 1, INT_V}, - {OFFSET (OutPorts), 4, uint8_ARRAY_V}, - {OFFSET (DSP), 0x80, uint8_ARRAY_V}, - {OFFSET (ExtraRAM), 64, uint8_ARRAY_V}, - {OFFSET (Timer), 3, uint16_ARRAY_V}, - {OFFSET (TimerTarget), 3, uint16_ARRAY_V}, - {OFFSET (TimerEnabled), 3, uint8_ARRAY_V}, - {OFFSET (TimerValueWritten), 3, uint8_ARRAY_V} -}; - -#undef OFFSET -#define OFFSET(f) Offset(f,struct SAPURegisters *) - -static FreezeData SnapAPURegisters [] = { - {OFFSET (P), 1, INT_V}, - {OFFSET (YA.W), 2, INT_V}, - {OFFSET (X), 1, INT_V}, - {OFFSET (S), 1, INT_V}, - {OFFSET (PC), 2, INT_V}, -}; - -#undef OFFSET -#define OFFSET(f) Offset(f,SSoundData *) - -static FreezeData SnapSoundData [] = { - {OFFSET (master_volume [0]), 2, INT_V}, - {OFFSET (master_volume [1]), 2, INT_V}, - {OFFSET (echo_volume [0]), 2, INT_V}, - {OFFSET (echo_volume [1]), 2, INT_V}, - {OFFSET (echo_enable), 4, INT_V}, - {OFFSET (echo_feedback), 4, INT_V}, - {OFFSET (echo_ptr), 4, INT_V}, - {OFFSET (echo_buffer_size), 4, INT_V}, - {OFFSET (echo_write_enabled), 4, INT_V}, - {OFFSET (echo_channel_enable), 4, INT_V}, - {OFFSET (pitch_mod), 4, INT_V}, - {OFFSET (dummy), 3, uint32_ARRAY_V}, -#define O(N) \ - {OFFSET (channels [N].state), 4, INT_V}, \ - {OFFSET (channels [N].type), 4, INT_V}, \ - {OFFSET (channels [N].volume_left), 2, INT_V}, \ - {OFFSET (channels [N].volume_right), 2, INT_V}, \ - {OFFSET (channels [N].hertz), 4, INT_V}, \ - {OFFSET (channels [N].count), 4, INT_V}, \ - {OFFSET (channels [N].loop), 1, INT_V}, \ - {OFFSET (channels [N].envx), 4, INT_V}, \ - {OFFSET (channels [N].left_vol_level), 2, INT_V}, \ - {OFFSET (channels [N].right_vol_level), 2, INT_V}, \ - {OFFSET (channels [N].envx_target), 2, INT_V}, \ - {OFFSET (channels [N].env_error), 4, INT_V}, \ - {OFFSET (channels [N].erate), 4, INT_V}, \ - {OFFSET (channels [N].direction), 4, INT_V}, \ - {OFFSET (channels [N].attack_rate), 4, INT_V}, \ - {OFFSET (channels [N].decay_rate), 4, INT_V}, \ - {OFFSET (channels [N].sustain_rate), 4, INT_V}, \ - {OFFSET (channels [N].release_rate), 4, INT_V}, \ - {OFFSET (channels [N].sustain_level), 4, INT_V}, \ - {OFFSET (channels [N].sample), 2, INT_V}, \ - {OFFSET (channels [N].decoded), 16, uint16_ARRAY_V}, \ - {OFFSET (channels [N].previous16), 2, uint16_ARRAY_V}, \ - {OFFSET (channels [N].sample_number), 2, INT_V}, \ - {OFFSET (channels [N].last_block), 1, INT_V}, \ - {OFFSET (channels [N].needs_decode), 1, INT_V}, \ - {OFFSET (channels [N].block_pointer), 4, INT_V}, \ - {OFFSET (channels [N].sample_pointer), 4, INT_V}, \ - {OFFSET (channels [N].mode), 4, INT_V} - - O(0), O(1), O(2), O(3), O(4), O(5), O(6), O(7) -#undef O -}; - -#undef OFFSET -#define OFFSET(f) Offset(f,struct SSA1Registers *) - -static FreezeData SnapSA1Registers [] = { - {OFFSET (PB), 1, INT_V}, - {OFFSET (DB), 1, INT_V}, - {OFFSET (P.W), 2, INT_V}, - {OFFSET (A.W), 2, INT_V}, - {OFFSET (D.W), 2, INT_V}, - {OFFSET (S.W), 2, INT_V}, - {OFFSET (X.W), 2, INT_V}, - {OFFSET (Y.W), 2, INT_V}, - {OFFSET (PC), 2, INT_V} -}; - -#undef OFFSET -#define OFFSET(f) Offset(f,struct SSA1 *) - -static FreezeData SnapSA1 [] = { - {OFFSET (Flags), 4, INT_V}, - {OFFSET (NMIActive), 1, INT_V}, - {OFFSET (IRQActive), 1, INT_V}, - {OFFSET (WaitingForInterrupt), 1, INT_V}, - {OFFSET (op1), 2, INT_V}, - {OFFSET (op2), 2, INT_V}, - {OFFSET (arithmetic_op), 4, INT_V}, - {OFFSET (sum), 8, INT_V}, - {OFFSET (overflow), 1, INT_V} -}; - -#undef OFFSET -#define OFFSET(f) Offset(f,struct SPC7110EmuVars *) - -static FreezeData SnapSPC7110 [] = { - {OFFSET (reg4800), 1, INT_V}, - {OFFSET (reg4801), 1, INT_V}, - {OFFSET (reg4802), 1, INT_V}, - {OFFSET (reg4803), 1, INT_V}, - {OFFSET (reg4804), 1, INT_V}, - {OFFSET (reg4805), 1, INT_V}, - {OFFSET (reg4806), 1, INT_V}, - {OFFSET (reg4807), 1, INT_V}, - {OFFSET (reg4808), 1, INT_V}, - {OFFSET (reg4809), 1, INT_V}, - {OFFSET (reg480A), 1, INT_V}, - {OFFSET (reg480B), 1, INT_V}, - {OFFSET (reg480C), 1, INT_V}, - {OFFSET (reg4811), 1, INT_V}, - {OFFSET (reg4812), 1, INT_V}, - {OFFSET (reg4813), 1, INT_V}, - {OFFSET (reg4814), 1, INT_V}, - {OFFSET (reg4815), 1, INT_V}, - {OFFSET (reg4816), 1, INT_V}, - {OFFSET (reg4817), 1, INT_V}, - {OFFSET (reg4818), 1, INT_V}, - {OFFSET (reg4820), 1, INT_V}, - {OFFSET (reg4821), 1, INT_V}, - {OFFSET (reg4822), 1, INT_V}, - {OFFSET (reg4823), 1, INT_V}, - {OFFSET (reg4824), 1, INT_V}, - {OFFSET (reg4825), 1, INT_V}, - {OFFSET (reg4826), 1, INT_V}, - {OFFSET (reg4827), 1, INT_V}, - {OFFSET (reg4828), 1, INT_V}, - {OFFSET (reg4829), 1, INT_V}, - {OFFSET (reg482A), 1, INT_V}, - {OFFSET (reg482B), 1, INT_V}, - {OFFSET (reg482C), 1, INT_V}, - {OFFSET (reg482D), 1, INT_V}, - {OFFSET (reg482E), 1, INT_V}, - {OFFSET (reg482F), 1, INT_V}, - {OFFSET (reg4830), 1, INT_V}, - {OFFSET (reg4831), 1, INT_V}, - {OFFSET (reg4832), 1, INT_V}, - {OFFSET (reg4833), 1, INT_V}, - {OFFSET (reg4834), 1, INT_V}, - {OFFSET (reg4840), 1, INT_V}, - {OFFSET (reg4841), 1, INT_V}, - {OFFSET (reg4842), 1, INT_V}, - {OFFSET (AlignBy), 1, INT_V}, - {OFFSET (written), 1, INT_V}, - {OFFSET (offset_add), 1, INT_V}, - {OFFSET (DataRomOffset), 4, INT_V}, - {OFFSET (DataRomSize), 4, INT_V}, - {OFFSET (bank50Internal), 4, INT_V}, - {OFFSET (bank50), 0x10000, uint8_ARRAY_V} -}; - -#undef OFFSET -#define OFFSET(f) Offset(f,struct SPC7110RTC *) - -static FreezeData SnapS7RTC [] = { - {OFFSET (reg), 16, uint8_ARRAY_V}, - {OFFSET (index), 2, INT_V}, - {OFFSET (control), 1, INT_V}, - {OFFSET (init), 1, INT_V}, - {OFFSET (last_used),4,INT_V} -}; - -//static char ROMFilename [_MAX_PATH]; -//static char SnapshotFilename [_MAX_PATH]; - -void FreezeStruct (STREAM stream, const char *name, void *base, FreezeData *fields, - int num_fields); -void FreezeBlock (STREAM stream, const char *name, uint8 *block, int size); - -int UnfreezeStruct (STREAM stream, const char *name, void *base, FreezeData *fields, - int num_fields); -int UnfreezeBlock (STREAM stream, const char *name, uint8 *block, int size); - -int UnfreezeStructCopy (STREAM stream, const char *name, uint8** block, FreezeData *fields, int num_fields); - -void UnfreezeStructFromCopy (void *base, FreezeData *fields, int num_fields, uint8* block); - -int UnfreezeBlockCopy (STREAM stream, const char *name, uint8** block, int size); - -bool8 Snapshot (const char *filename) -{ - return (S9xFreezeGame (filename)); -} - -bool8 S9xFreezeGame (const char *filename) -{ - FILE* fp; - fp = fopen(filename, "w"); - if(NULL == fp) - return (FALSE); - - fseek(fp, 4, SEEK_SET); //Valid data offset 4 bytes - S9xFreezeToStream (fp); - fclose(fp); -#if 0 //Not support moive now - if(S9xMovieActive()) - { - sprintf(String, "Movie snapshot %s", S9xBasename (filename)); - S9xMessage (S9X_INFO, S9X_FREEZE_FILE_INFO, String); - } - else - { - sprintf(String, "Saved %s", S9xBasename (filename)); - S9xMessage (S9X_INFO, S9X_FREEZE_FILE_INFO, String); - } -#endif - return (TRUE); -} - -bool8 S9xLoadSnapshot (const char *filename) -{ - return (S9xUnfreezeGame (filename)); -} - -bool8 S9xUnfreezeGame (const char *filename) -{ - if (S9xLoadOrigSnapshot (filename)) - return (TRUE); - - if (S9xUnfreezeZSNES (filename)) - return (TRUE); - - FILE* fp; - fp = fopen(filename, "r"); - if(NULL == fp) - return (FALSE); - - fseek(fp, 4, SEEK_SET); //Valid data offset 4 bytes - - int result; - if ((result = S9xUnfreezeFromStream (fp)) != SUCCESS) - { -#if 0 - switch (result) - { - case WRONG_FORMAT: - S9xMessage (S9X_ERROR, S9X_WRONG_FORMAT, - "File not in Snes9x freeze format"); - break; - case WRONG_VERSION: - S9xMessage (S9X_ERROR, S9X_WRONG_VERSION, - "Incompatable Snes9x freeze file format version"); - break; - case WRONG_MOVIE_SNAPSHOT: - S9xMessage (S9X_ERROR, S9X_WRONG_MOVIE_SNAPSHOT, MOVIE_ERR_SNAPSHOT_WRONG_MOVIE); - break; - case NOT_A_MOVIE_SNAPSHOT: - S9xMessage (S9X_ERROR, S9X_NOT_A_MOVIE_SNAPSHOT, MOVIE_ERR_SNAPSHOT_NOT_MOVIE); - break; - default: - case FILE_NOT_FOUND: - sprintf (String, "ROM image \"%s\" for freeze file not found", - ROMFilename); - S9xMessage (S9X_ERROR, S9X_ROM_NOT_FOUND, String); - break; - } -#endif - fclose(fp); - return (FALSE); - } -#if 0 //Not support movie now - if(!S9xMovieActive()) - { - sprintf(String, "Loaded %s", S9xBasename (filename)); - S9xMessage (S9X_INFO, S9X_FREEZE_FILE_INFO, String); - } -#endif - fclose(fp); - return (TRUE); -} - -void S9xFreezeToStream (STREAM stream) -{ - char buffer [1024]; - int i; - - S9xSetSoundMute (TRUE); -#ifdef ZSNES_FX - if (Settings.SuperFX) - S9xSuperFXPreSaveState (); -#endif - - S9xUpdateRTC(); - S9xSRTCPreSaveState (); - - for (i = 0; i < 8; i++) - { - SoundData.channels [i].previous16 [0] = (int16) SoundData.channels [i].previous [0]; - SoundData.channels [i].previous16 [1] = (int16) SoundData.channels [i].previous [1]; - } - sprintf (buffer, "%s:%04d\n", SNAPSHOT_MAGIC, SNAPSHOT_VERSION); - WRITE_STREAM (buffer, strlen (buffer), stream); - sprintf (buffer, "NAM:%06d:%s%c", strlen (Memory.ROMFilename) + 1, - Memory.ROMFilename, 0); - WRITE_STREAM (buffer, strlen (buffer) + 1, stream); - FreezeStruct (stream, "CPU", &CPU, SnapCPU, COUNT (SnapCPU)); - FreezeStruct (stream, "REG", &ICPU.Registers, SnapRegisters, COUNT (SnapRegisters)); - FreezeStruct (stream, "PPU", &PPU, SnapPPU, COUNT (SnapPPU)); - FreezeStruct (stream, "DMA", DMA, SnapDMA, COUNT (SnapDMA)); - - // RAM and VRAM - FreezeBlock (stream, "VRA", Memory.VRAM, 0x10000); - FreezeBlock (stream, "RAM", Memory.RAM, 0x20000); - FreezeBlock (stream, "SRA", ::SRAM, 0x20000); - FreezeBlock (stream, "FIL", Memory.FillRAM, 0x8000); - if (Settings.APUEnabled) - { - // APU - FreezeStruct (stream, "APU", &APU, SnapAPU, COUNT (SnapAPU)); - FreezeStruct (stream, "ARE", &IAPU.Registers, SnapAPURegisters, - COUNT (SnapAPURegisters)); - FreezeBlock (stream, "ARA", IAPU.RAM, 0x10000); - FreezeStruct (stream, "SOU", &SoundData, SnapSoundData, - COUNT (SnapSoundData)); - } - if (Settings.SA1) - { - SA1.Registers.PC = SA1.PC - SA1.PCBase; - S9xSA1PackStatus (); - FreezeStruct (stream, "SA1", &SA1, SnapSA1, COUNT (SnapSA1)); - FreezeStruct (stream, "SAR", &SA1.Registers, SnapSA1Registers, - COUNT (SnapSA1Registers)); - } - - if (Settings.SPC7110) - { - FreezeStruct (stream, "SP7", &s7r, SnapSPC7110, COUNT (SnapSPC7110)); - } - if(Settings.SPC7110RTC) - { - FreezeStruct (stream, "RTC", &rtc_f9, SnapS7RTC, COUNT (SnapS7RTC)); - } - - S9xSetSoundMute (FALSE); -#ifdef ZSNES_FX - if (Settings.SuperFX) - S9xSuperFXPostSaveState (); -#endif -} - -int S9xUnfreezeFromStream (STREAM stream) -{ - char buffer [_MAX_PATH + 1]; - char rom_filename [_MAX_PATH + 1]; - int result; - - int version; - unsigned int len = strlen (SNAPSHOT_MAGIC) + 1 + 4 + 1; - if (READ_STREAM (buffer, len, stream) != len) - return (WRONG_FORMAT); - if (strncmp (buffer, SNAPSHOT_MAGIC, strlen (SNAPSHOT_MAGIC)) != 0) - return (WRONG_FORMAT); - if ((version = atoi (&buffer [strlen (SNAPSHOT_MAGIC) + 1])) > SNAPSHOT_VERSION) - return (WRONG_VERSION); - - if ((result = UnfreezeBlock (stream, "NAM", (uint8 *) rom_filename, _MAX_PATH)) != SUCCESS) - return (result); - - if (strcasecmp (rom_filename, Memory.ROMFilename) != 0 && - strcasecmp (S9xBasename (rom_filename), S9xBasename (Memory.ROMFilename)) != 0) - { - S9xMessage (S9X_WARNING, S9X_FREEZE_ROM_NAME, - "Current loaded ROM image doesn't match that required by freeze-game file."); - } - -// ## begin load ## - uint8* local_cpu = NULL; - uint8* local_registers = NULL; - uint8* local_ppu = NULL; - uint8* local_dma = NULL; - uint8* local_vram = NULL; - uint8* local_ram = NULL; - uint8* local_sram = NULL; - uint8* local_fillram = NULL; - uint8* local_apu = NULL; - uint8* local_apu_registers = NULL; - uint8* local_apu_ram = NULL; - uint8* local_apu_sounddata = NULL; - uint8* local_sa1 = NULL; - uint8* local_sa1_registers = NULL; - uint8* local_spc = NULL; - uint8* local_spc_rtc = NULL; - uint8* local_movie_data = NULL; - - do - { - if ((result = UnfreezeStructCopy (stream, "CPU", &local_cpu, SnapCPU, COUNT (SnapCPU))) != SUCCESS) - break; - if ((result = UnfreezeStructCopy (stream, "REG", &local_registers, SnapRegisters, COUNT (SnapRegisters))) != SUCCESS) - break; - if ((result = UnfreezeStructCopy (stream, "PPU", &local_ppu, SnapPPU, COUNT (SnapPPU))) != SUCCESS) - break; - if ((result = UnfreezeStructCopy (stream, "DMA", &local_dma, SnapDMA, COUNT (SnapDMA))) != SUCCESS) - break; - if ((result = UnfreezeBlockCopy (stream, "VRA", &local_vram, 0x10000)) != SUCCESS) - break; - if ((result = UnfreezeBlockCopy (stream, "RAM", &local_ram, 0x20000)) != SUCCESS) - break; - if ((result = UnfreezeBlockCopy (stream, "SRA", &local_sram, 0x20000)) != SUCCESS) - break; - if ((result = UnfreezeBlockCopy (stream, "FIL", &local_fillram, 0x8000)) != SUCCESS) - break; - if (UnfreezeStructCopy (stream, "APU", &local_apu, SnapAPU, COUNT (SnapAPU)) == SUCCESS) - { - if ((result = UnfreezeStructCopy (stream, "ARE", &local_apu_registers, SnapAPURegisters, COUNT (SnapAPURegisters))) != SUCCESS) - break; - if ((result = UnfreezeBlockCopy (stream, "ARA", &local_apu_ram, 0x10000)) != SUCCESS) - break; - if ((result = UnfreezeStructCopy (stream, "SOU", &local_apu_sounddata, SnapSoundData, COUNT (SnapSoundData))) != SUCCESS) - break; - } - if ((result = UnfreezeStructCopy (stream, "SA1", &local_sa1, SnapSA1, COUNT(SnapSA1))) == SUCCESS) - { - if ((result = UnfreezeStructCopy (stream, "SAR", &local_sa1_registers, SnapSA1Registers, COUNT (SnapSA1Registers))) != SUCCESS) - break; - } - - if ((result = UnfreezeStructCopy (stream, "SP7", &local_spc, SnapSPC7110, COUNT(SnapSPC7110))) != SUCCESS) - { - if(Settings.SPC7110) - break; - } - if ((result = UnfreezeStructCopy (stream, "RTC", &local_spc_rtc, SnapS7RTC, COUNT (SnapS7RTC))) != SUCCESS) - { - if(Settings.SPC7110RTC) - break; - } - - result=SUCCESS; - - } while(false); -// ## end load ## - - if (result == SUCCESS) - { - uint32 old_flags = CPU.Flags; - uint32 sa1_old_flags = SA1.Flags; - S9xReset (); - S9xSetSoundMute (TRUE); - - UnfreezeStructFromCopy (&CPU, SnapCPU, COUNT (SnapCPU), local_cpu); - UnfreezeStructFromCopy (&ICPU.Registers, SnapRegisters, COUNT (SnapRegisters), local_registers); - UnfreezeStructFromCopy (&PPU, SnapPPU, COUNT (SnapPPU), local_ppu); - UnfreezeStructFromCopy (DMA, SnapDMA, COUNT (SnapDMA), local_dma); - memcpy (Memory.VRAM, local_vram, 0x10000); - memcpy (Memory.RAM, local_ram, 0x20000); - memcpy (::SRAM, local_sram, 0x20000); - memcpy (Memory.FillRAM, local_fillram, 0x8000); - if(local_apu) - { - UnfreezeStructFromCopy (&APU, SnapAPU, COUNT (SnapAPU), local_apu); - UnfreezeStructFromCopy (&IAPU.Registers, SnapAPURegisters, COUNT (SnapAPURegisters), local_apu_registers); - memcpy (IAPU.RAM, local_apu_ram, 0x10000); - UnfreezeStructFromCopy (&SoundData, SnapSoundData, COUNT (SnapSoundData), local_apu_sounddata); - } - if(local_sa1) - { - UnfreezeStructFromCopy (&SA1, SnapSA1, COUNT (SnapSA1), local_sa1); - UnfreezeStructFromCopy (&SA1.Registers, SnapSA1Registers, COUNT (SnapSA1Registers), local_sa1_registers); - } - if(local_spc) - { - UnfreezeStructFromCopy (&s7r, SnapSPC7110, COUNT (SnapSPC7110), local_spc); - } - if(local_spc_rtc) - { - UnfreezeStructFromCopy (&rtc_f9, SnapS7RTC, COUNT (SnapS7RTC), local_spc_rtc); - } - - Memory.FixROMSpeed (); - CPU.Flags |= old_flags & (DEBUG_MODE_FLAG | TRACE_FLAG | - SINGLE_STEP_FLAG | FRAME_ADVANCE_FLAG); - - IPPU.ColorsChanged = TRUE; - IPPU.OBJChanged = TRUE; - CPU.InDMA = FALSE; - S9xFixColourBrightness (); - IPPU.RenderThisFrame = FALSE; - - if (local_apu) - { - S9xSetSoundMute (FALSE); - IAPU.PC = IAPU.RAM + IAPU.Registers.PC; - S9xAPUUnpackStatus (); - if (APUCheckDirectPage ()) - IAPU.DirectPage = IAPU.RAM + 0x100; - else - IAPU.DirectPage = IAPU.RAM; - Settings.APUEnabled = TRUE; - IAPU.APUExecuting = TRUE; - } - else - { - Settings.APUEnabled = FALSE; - IAPU.APUExecuting = FALSE; - S9xSetSoundMute (TRUE); - } - - if (local_sa1) - { - S9xFixSA1AfterSnapshotLoad (); - SA1.Flags |= sa1_old_flags & (TRACE_FLAG); - } - - if (local_spc_rtc) - { - S9xUpdateRTC(); - } - - S9xFixSoundAfterSnapshotLoad (); - - uint8 hdma_byte = Memory.FillRAM[0x420c]; - S9xSetCPU(hdma_byte, 0x420c); - - if(!Memory.FillRAM[0x4213]){ - // most likely an old savestate - Memory.FillRAM[0x4213]=Memory.FillRAM[0x4201]; - if(!Memory.FillRAM[0x4213]) - Memory.FillRAM[0x4213]=Memory.FillRAM[0x4201]=0xFF; - } - - ICPU.ShiftedPB = ICPU.Registers.PB << 16; - ICPU.ShiftedDB = ICPU.Registers.DB << 16; - S9xSetPCBase (ICPU.ShiftedPB + ICPU.Registers.PC); - S9xUnpackStatus (); - S9xFixCycles (); -// S9xReschedule (); // <-- this causes desync when recording or playing movies - -#ifdef ZSNES_FX - if (Settings.SuperFX) - S9xSuperFXPostLoadState (); -#endif - - S9xSRTCPostLoadState (); - if (Settings.SDD1) - S9xSDD1PostLoadState (); - } - - if (local_cpu) delete [] local_cpu; - if (local_registers) delete [] local_registers; - if (local_ppu) delete [] local_ppu; - if (local_dma) delete [] local_dma; - if (local_vram) delete [] local_vram; - if (local_ram) delete [] local_ram; - if (local_sram) delete [] local_sram; - if (local_fillram) delete [] local_fillram; - if (local_apu) delete [] local_apu; - if (local_apu_registers) delete [] local_apu_registers; - if (local_apu_ram) delete [] local_apu_ram; - if (local_apu_sounddata) delete [] local_apu_sounddata; - if (local_sa1) delete [] local_sa1; - if (local_sa1_registers) delete [] local_sa1_registers; - if (local_spc) delete [] local_spc; - if (local_spc_rtc) delete [] local_spc_rtc; - if (local_movie_data) delete [] local_movie_data; - - return (result); -} - -int FreezeSize (int size, int type) -{ - switch (type) - { - case uint16_ARRAY_V: - return (size * 2); - case uint32_ARRAY_V: - return (size * 4); - default: - return (size); - } -} - -void FreezeStruct (STREAM stream, const char *name, void *base, FreezeData *fields, - int num_fields) -{ - // Work out the size of the required block - int len = 0; - int i; - int j; - - for (i = 0; i < num_fields; i++) - { - if (fields [i].offset + FreezeSize (fields [i].size, - fields [i].type) > len) - len = fields [i].offset + FreezeSize (fields [i].size, - fields [i].type); - } - - uint8 *block = new uint8 [len]; - uint8 *ptr = block; - uint16 word; - uint32 dword; - int64 qword; - - // Build the block ready to be streamed out - for (i = 0; i < num_fields; i++) - { - switch (fields [i].type) - { - case INT_V: - switch (fields [i].size) - { - case 1: - *ptr++ = *((uint8 *) base + fields [i].offset); - break; - case 2: - word = *((uint16 *) ((uint8 *) base + fields [i].offset)); - *ptr++ = (uint8) (word >> 8); - *ptr++ = (uint8) word; - break; - case 4: - dword = *((uint32 *) ((uint8 *) base + fields [i].offset)); - *ptr++ = (uint8) (dword >> 24); - *ptr++ = (uint8) (dword >> 16); - *ptr++ = (uint8) (dword >> 8); - *ptr++ = (uint8) dword; - break; - case 8: - qword = *((int64 *) ((uint8 *) base + fields [i].offset)); - *ptr++ = (uint8) (qword >> 56); - *ptr++ = (uint8) (qword >> 48); - *ptr++ = (uint8) (qword >> 40); - *ptr++ = (uint8) (qword >> 32); - *ptr++ = (uint8) (qword >> 24); - *ptr++ = (uint8) (qword >> 16); - *ptr++ = (uint8) (qword >> 8); - *ptr++ = (uint8) qword; - break; - } - break; - case uint8_ARRAY_V: - // memmove converted: Different mallocs [Neb] - memcpy (ptr, (uint8 *) base + fields [i].offset, fields [i].size); - ptr += fields [i].size; - break; - case uint16_ARRAY_V: - for (j = 0; j < fields [i].size; j++) - { - word = *((uint16 *) ((uint8 *) base + fields [i].offset + j * 2)); - *ptr++ = (uint8) (word >> 8); - *ptr++ = (uint8) word; - } - break; - case uint32_ARRAY_V: - for (j = 0; j < fields [i].size; j++) - { - dword = *((uint32 *) ((uint8 *) base + fields [i].offset + j * 4)); - *ptr++ = (uint8) (dword >> 24); - *ptr++ = (uint8) (dword >> 16); - *ptr++ = (uint8) (dword >> 8); - *ptr++ = (uint8) dword; - } - break; - } - } - - FreezeBlock (stream, name, block, len); - delete[] block; -} - -void FreezeBlock (STREAM stream, const char *name, uint8 *block, int size) -{ - char buffer [512]; - sprintf (buffer, "%s:%06d:", name, size); - WRITE_STREAM (buffer, strlen (buffer), stream); - WRITE_STREAM ((char*)block, size, stream); - -} - -int UnfreezeStruct (STREAM stream, const char *name, void *base, FreezeData *fields, - int num_fields) -{ - // Work out the size of the required block - int len = 0; - int i; - int j; - - for (i = 0; i < num_fields; i++) - { - if (fields [i].offset + FreezeSize (fields [i].size, - fields [i].type) > len) - len = fields [i].offset + FreezeSize (fields [i].size, - fields [i].type); - } - - uint8 *block = new uint8 [len]; - uint8 *ptr = block; - uint16 word; - uint32 dword; - int64 qword; - int result; - - if ((result = UnfreezeBlock (stream, name, block, len)) != SUCCESS) - { - delete block; - return (result); - } - - // Unpack the block of data into a C structure - for (i = 0; i < num_fields; i++) - { - switch (fields [i].type) - { - case INT_V: - switch (fields [i].size) - { - case 1: - *((uint8 *) base + fields [i].offset) = *ptr++; - break; - case 2: - word = *ptr++ << 8; - word |= *ptr++; - *((uint16 *) ((uint8 *) base + fields [i].offset)) = word; - break; - case 4: - dword = *ptr++ << 24; - dword |= *ptr++ << 16; - dword |= *ptr++ << 8; - dword |= *ptr++; - *((uint32 *) ((uint8 *) base + fields [i].offset)) = dword; - break; - case 8: - qword = (int64) *ptr++ << 56; - qword |= (int64) *ptr++ << 48; - qword |= (int64) *ptr++ << 40; - qword |= (int64) *ptr++ << 32; - qword |= (int64) *ptr++ << 24; - qword |= (int64) *ptr++ << 16; - qword |= (int64) *ptr++ << 8; - qword |= (int64) *ptr++; - *((int64 *) ((uint8 *) base + fields [i].offset)) = qword; - break; - } - break; - case uint8_ARRAY_V: - // memmove converted: Different mallocs [Neb] - memcpy ((uint8 *) base + fields [i].offset, ptr, fields [i].size); - ptr += fields [i].size; - break; - case uint16_ARRAY_V: - for (j = 0; j < fields [i].size; j++) - { - word = *ptr++ << 8; - word |= *ptr++; - *((uint16 *) ((uint8 *) base + fields [i].offset + j * 2)) = word; - } - break; - case uint32_ARRAY_V: - for (j = 0; j < fields [i].size; j++) - { - dword = *ptr++ << 24; - dword |= *ptr++ << 16; - dword |= *ptr++ << 8; - dword |= *ptr++; - *((uint32 *) ((uint8 *) base + fields [i].offset + j * 4)) = dword; - } - break; - } - } - - delete [] block; - return (result); -} - -int UnfreezeBlock (STREAM stream, const char *name, uint8 *block, int size) -{ - char buffer [20]; - int len = 0; - int rem = 0; - int rew_len; - if (READ_STREAM (buffer, 11, stream) != 11 || - strncmp (buffer, name, 3) != 0 || buffer [3] != ':' || - (len = atoi (&buffer [4])) == 0) - { - REVERT_STREAM(stream, FIND_STREAM(stream)-11, 0); - return (WRONG_FORMAT); - } - - if (len > size) - { - rem = len - size; - len = size; - } - if ((rew_len=READ_STREAM ((char*)block, len, stream)) != len) - { - REVERT_STREAM(stream, FIND_STREAM(stream)-11-rew_len, 0); - return (WRONG_FORMAT); - } - if (rem) - { - char *junk = new char [rem]; - READ_STREAM (junk, rem, stream); - delete [] junk; - } - - return (SUCCESS); -} - -int UnfreezeStructCopy (STREAM stream, const char *name, uint8** block, FreezeData *fields, int num_fields) -{ - // Work out the size of the required block - int len = 0; - int i; - - for (i = 0; i < num_fields; i++) - { - if (fields [i].offset + FreezeSize (fields [i].size, - fields [i].type) > len) - len = fields [i].offset + FreezeSize (fields [i].size, - fields [i].type); - } - - return (UnfreezeBlockCopy (stream, name, block, len)); -} - -void UnfreezeStructFromCopy (void *base, FreezeData *fields, int num_fields, uint8* block) -{ - int i; - int j; - uint8 *ptr = block; - uint16 word; - uint32 dword; - int64 qword; - - // Unpack the block of data into a C structure - for (i = 0; i < num_fields; i++) - { - switch (fields [i].type) - { - case INT_V: - switch (fields [i].size) - { - case 1: - *((uint8 *) base + fields [i].offset) = *ptr++; - break; - case 2: - word = *ptr++ << 8; - word |= *ptr++; - *((uint16 *) ((uint8 *) base + fields [i].offset)) = word; - break; - case 4: - dword = *ptr++ << 24; - dword |= *ptr++ << 16; - dword |= *ptr++ << 8; - dword |= *ptr++; - *((uint32 *) ((uint8 *) base + fields [i].offset)) = dword; - break; - case 8: - qword = (int64) *ptr++ << 56; - qword |= (int64) *ptr++ << 48; - qword |= (int64) *ptr++ << 40; - qword |= (int64) *ptr++ << 32; - qword |= (int64) *ptr++ << 24; - qword |= (int64) *ptr++ << 16; - qword |= (int64) *ptr++ << 8; - qword |= (int64) *ptr++; - *((int64 *) ((uint8 *) base + fields [i].offset)) = qword; - break; - } - break; - case uint8_ARRAY_V: - // memmove required: Source could point within dest [Neb] - memmove ((uint8 *) base + fields [i].offset, ptr, fields [i].size); - ptr += fields [i].size; - break; - case uint16_ARRAY_V: - for (j = 0; j < fields [i].size; j++) - { - word = *ptr++ << 8; - word |= *ptr++; - *((uint16 *) ((uint8 *) base + fields [i].offset + j * 2)) = word; - } - break; - case uint32_ARRAY_V: - for (j = 0; j < fields [i].size; j++) - { - dword = *ptr++ << 24; - dword |= *ptr++ << 16; - dword |= *ptr++ << 8; - dword |= *ptr++; - *((uint32 *) ((uint8 *) base + fields [i].offset + j * 4)) = dword; - } - break; - } - } -} - -int UnfreezeBlockCopy (STREAM stream, const char *name, uint8** block, int size) -{ - *block = new uint8 [size]; - int result; - - if ((result = UnfreezeBlock (stream, name, *block, size)) != SUCCESS) - { - delete [] (*block); - *block = NULL; - return (result); - } - - return (result); -} - -extern uint8 spc_dump_dsp[0x100]; - -bool8 S9xSPCDump (const char *filename) -{ - return (FALSE); -#if 0 - static uint8 header [] = { - 'S', 'N', 'E', 'S', '-', 'S', 'P', 'C', '7', '0', '0', ' ', - 'S', 'o', 'u', 'n', 'd', ' ', 'F', 'i', 'l', 'e', ' ', - 'D', 'a', 't', 'a', ' ', 'v', '0', '.', '3', '0', 26, 26, 26 - }; - static uint8 version = { - 0x1e - }; - - FILE *fs; - - S9xSetSoundMute (TRUE); - - if (!(fs = fopen (filename, "wb"))) - return (FALSE); - - // The SPC file format: - // 0000: header: 'SNES-SPC700 Sound File Data v0.30',26,26,26 - // 0036: version: $1e - // 0037: SPC700 PC: - // 0039: SPC700 A: - // 0040: SPC700 X: - // 0041: SPC700 Y: - // 0042: SPC700 P: - // 0043: SPC700 S: - // 0044: Reserved: 0, 0, 0, 0 - // 0048: Title of game: 32 bytes - // 0000: Song name: 32 bytes - // 0000: Name of dumper: 32 bytes - // 0000: Comments: 32 bytes - // 0000: Date of SPC dump: 4 bytes - // 0000: Fade out time in milliseconds: 4 bytes - // 0000: Fade out length in milliseconds: 2 bytes - // 0000: Default channel enables: 1 bytes - // 0000: Emulator used to dump .SPC files: 1 byte, 1 == ZSNES - // 0000: Reserved: 36 bytes - // 0256: SPC700 RAM: 64K - // ----: DSP Registers: 256 bytes - - if (fwrite (header, sizeof (header), 1, fs) != 1 || - fputc (version, fs) == EOF || - fseek (fs, 37, SEEK_SET) == EOF || - fputc (APURegisters.PC & 0xff, fs) == EOF || - fputc (APURegisters.PC >> 8, fs) == EOF || - fputc (APURegisters.YA.B.A, fs) == EOF || - fputc (APURegisters.X, fs) == EOF || - fputc (APURegisters.YA.B.Y, fs) == EOF || - fputc (APURegisters.P, fs) == EOF || - fputc (APURegisters.S, fs) == EOF || - fseek (fs, 256, SEEK_SET) == EOF || - fwrite (IAPU.RAM, 0x10000, 1, fs) != 1 || - fwrite (spc_dump_dsp, 1, 256, fs) != 256 || - fwrite (APU.ExtraRAM, 64, 1, fs) != 1 || - fclose (fs) < 0) - { - S9xSetSoundMute (FALSE); - return (FALSE); - } - S9xSetSoundMute (FALSE); - return (TRUE); -#endif -} - -bool8 S9xUnfreezeZSNES (const char *filename) -{ - FILE *fs; - uint8 t [4000]; - - if (!(fs = fopen (filename, "rb"))) - return (FALSE); - - if (fread ((char*)t, 64, 1, fs) == 1 && - strncmp ((char *) t, "ZSNES Save State File V0.6", 26) == 0) - { - S9xReset (); - S9xSetSoundMute (TRUE); - - // 28 Curr cycle - CPU.V_Counter = READ_WORD (&t [29]); - // 33 instrset - Settings.APUEnabled = t [36]; - - // 34 bcycpl cycles per scanline - // 35 cycphb cyclers per hblank - - ICPU.Registers.A.W = READ_WORD (&t [41]); - ICPU.Registers.DB = t [43]; - ICPU.Registers.PB = t [44]; - ICPU.Registers.S.W = READ_WORD (&t [45]); - ICPU.Registers.D.W = READ_WORD (&t [47]); - ICPU.Registers.X.W = READ_WORD (&t [49]); - ICPU.Registers.Y.W = READ_WORD (&t [51]); - ICPU.Registers.P.W = READ_WORD (&t [53]); - ICPU.Registers.PC = READ_WORD (&t [55]); - - fread ((char*)t, 1, 8, fs); - fread ((char*)t, 1, 3019, fs); - S9xSetCPU (t [2], 0x4200); - Memory.FillRAM [0x4210] = t [3]; - PPU.IRQVBeamPos = READ_WORD (&t [4]); - PPU.IRQHBeamPos = READ_WORD (&t [2527]); - PPU.Brightness = t [6]; - PPU.ForcedBlanking = t [8] >> 7; - - int i; - for (i = 0; i < 544; i++) - S9xSetPPU (t [0464 + i], 0x2104); - - PPU.OBJNameBase = READ_WORD (&t [9]); - PPU.OBJNameSelect = READ_WORD (&t [13]) - PPU.OBJNameBase; - switch (t [18]) - { - case 4: - if (t [17] == 1) - PPU.OBJSizeSelect = 0; - else - PPU.OBJSizeSelect = 6; - break; - case 16: - if (t [17] == 1) - PPU.OBJSizeSelect = 1; - else - PPU.OBJSizeSelect = 3; - break; - default: - case 64: - if (t [17] == 1) - PPU.OBJSizeSelect = 2; - else - if (t [17] == 4) - PPU.OBJSizeSelect = 4; - else - PPU.OBJSizeSelect = 5; - break; - } - PPU.OAMAddr = READ_WORD (&t [25]); - PPU.SavedOAMAddr = READ_WORD (&t [27]); - PPU.FirstSprite = t [29]; - PPU.BGMode = t [30]; - PPU.BG3Priority = t [31]; - PPU.BG[0].BGSize = (t [32] >> 0) & 1; - PPU.BG[1].BGSize = (t [32] >> 1) & 1; - PPU.BG[2].BGSize = (t [32] >> 2) & 1; - PPU.BG[3].BGSize = (t [32] >> 3) & 1; - PPU.Mosaic = t [33] + 1; - PPU.BGMosaic [0] = (t [34] & 1) != 0; - PPU.BGMosaic [1] = (t [34] & 2) != 0; - PPU.BGMosaic [2] = (t [34] & 4) != 0; - PPU.BGMosaic [3] = (t [34] & 8) != 0; - PPU.BG [0].SCBase = READ_WORD (&t [35]) >> 1; - PPU.BG [1].SCBase = READ_WORD (&t [37]) >> 1; - PPU.BG [2].SCBase = READ_WORD (&t [39]) >> 1; - PPU.BG [3].SCBase = READ_WORD (&t [41]) >> 1; - PPU.BG [0].SCSize = t [67]; - PPU.BG [1].SCSize = t [68]; - PPU.BG [2].SCSize = t [69]; - PPU.BG [3].SCSize = t [70]; - PPU.BG[0].NameBase = READ_WORD (&t [71]) >> 1; - PPU.BG[1].NameBase = READ_WORD (&t [73]) >> 1; - PPU.BG[2].NameBase = READ_WORD (&t [75]) >> 1; - PPU.BG[3].NameBase = READ_WORD (&t [77]) >> 1; - PPU.BG[0].HOffset = READ_WORD (&t [79]); - PPU.BG[1].HOffset = READ_WORD (&t [81]); - PPU.BG[2].HOffset = READ_WORD (&t [83]); - PPU.BG[3].HOffset = READ_WORD (&t [85]); - PPU.BG[0].VOffset = READ_WORD (&t [89]); - PPU.BG[1].VOffset = READ_WORD (&t [91]); - PPU.BG[2].VOffset = READ_WORD (&t [93]); - PPU.BG[3].VOffset = READ_WORD (&t [95]); - PPU.VMA.Increment = READ_WORD (&t [97]) >> 1; - PPU.VMA.High = t [99]; -#ifndef CORRECT_VRAM_READS - IPPU.FirstVRAMRead = t [100]; -#endif - S9xSetPPU (t [2512], 0x2115); - PPU.VMA.Address = READ_DWORD (&t [101]); - for (i = 0; i < 512; i++) - S9xSetPPU (t [1488 + i], 0x2122); - - PPU.CGADD = (uint8) READ_WORD (&t [105]); - Memory.FillRAM [0x212c] = t [108]; - Memory.FillRAM [0x212d] = t [109]; - PPU.ScreenHeight = READ_WORD (&t [111]); - Memory.FillRAM [0x2133] = t [2526]; - Memory.FillRAM [0x4202] = t [113]; - Memory.FillRAM [0x4204] = t [114]; - Memory.FillRAM [0x4205] = t [115]; - Memory.FillRAM [0x4214] = t [116]; - Memory.FillRAM [0x4215] = t [117]; - Memory.FillRAM [0x4216] = t [118]; - Memory.FillRAM [0x4217] = t [119]; - PPU.VBeamPosLatched = READ_WORD (&t [122]); - PPU.HBeamPosLatched = READ_WORD (&t [120]); - PPU.Window1Left = t [127]; - PPU.Window1Right = t [128]; - PPU.Window2Left = t [129]; - PPU.Window2Right = t [130]; - S9xSetPPU (t [131] | (t [132] << 4), 0x2123); - S9xSetPPU (t [133] | (t [134] << 4), 0x2124); - S9xSetPPU (t [135] | (t [136] << 4), 0x2125); - S9xSetPPU (t [137], 0x212a); - S9xSetPPU (t [138], 0x212b); - S9xSetPPU (t [139], 0x212e); - S9xSetPPU (t [140], 0x212f); - S9xSetPPU (t [141], 0x211a); - PPU.MatrixA = READ_WORD (&t [142]); - PPU.MatrixB = READ_WORD (&t [144]); - PPU.MatrixC = READ_WORD (&t [146]); - PPU.MatrixD = READ_WORD (&t [148]); - PPU.CentreX = READ_WORD (&t [150]); - PPU.CentreY = READ_WORD (&t [152]); - // JoyAPos t[154] - // JoyBPos t[155] - Memory.FillRAM [0x2134] = t [156]; // Matrix mult - Memory.FillRAM [0x2135] = t [157]; // Matrix mult - Memory.FillRAM [0x2136] = t [158]; // Matrix mult - PPU.WRAM = READ_DWORD (&t [161]); - - for (i = 0; i < 128; i++) - S9xSetCPU (t [165 + i], 0x4300 + i); - - if (t [294]) - CPU.IRQActive |= PPU_V_BEAM_IRQ_SOURCE | PPU_H_BEAM_IRQ_SOURCE; - - S9xSetCPU (t [296], 0x420c); - // hdmadata t[297] + 8 * 19 - PPU.FixedColourRed = t [450]; - PPU.FixedColourGreen = t [451]; - PPU.FixedColourBlue = t [452]; - S9xSetPPU (t [454], 0x2130); - S9xSetPPU (t [455], 0x2131); - // vraminctype ... - - fread ((char*)Memory.RAM, 1, 128 * 1024, fs); - fread ((char*)Memory.VRAM, 1, 64 * 1024, fs); - - if (Settings.APUEnabled) - { - // SNES SPC700 RAM (64K) - fread ((char*)IAPU.RAM, 1, 64 * 1024, fs); - - // Junk 16 bytes - fread ((char*)t, 1, 16, fs); - - // SNES SPC700 state and internal ZSNES SPC700 emulation state - fread ((char*)t, 1, 304, fs); - - IAPU.Registers.PC = READ_DWORD (&t [0]); - IAPU.Registers.YA.B.A = t [4]; - IAPU.Registers.X = t [8]; - IAPU.Registers.YA.B.Y = t [12]; - IAPU.Registers.P = t [16]; - IAPU.Registers.S = t [24]; - - APU.Cycles = READ_DWORD (&t [32]); - APU.ShowROM = (IAPU.RAM [0xf1] & 0x80) != 0; - APU.OutPorts [0] = t [36]; - APU.OutPorts [1] = t [37]; - APU.OutPorts [2] = t [38]; - APU.OutPorts [3] = t [39]; - - APU.TimerEnabled [0] = (t [40] & 1) != 0; - APU.TimerEnabled [1] = (t [40] & 2) != 0; - APU.TimerEnabled [2] = (t [40] & 4) != 0; - S9xSetAPUTimer (0xfa, t [41]); - S9xSetAPUTimer (0xfb, t [42]); - S9xSetAPUTimer (0xfc, t [43]); - APU.Timer [0] = t [44]; - APU.Timer [1] = t [45]; - APU.Timer [2] = t [46]; - - // memmove converted: Different mallocs [Neb] - memcpy (APU.ExtraRAM, &t [48], 64); - - // Internal ZSNES sound DSP state - fread (t, 1, 1068, fs); - - // SNES sound DSP register values - fread (t, 1, 256, fs); - - uint8 saved = IAPU.RAM [0xf2]; - - for (i = 0; i < 128; i++) - { - switch (i) - { - case APU_KON: - case APU_KOFF: - break; - case APU_FLG: - t [i] &= ~APU_SOFT_RESET; - default: - IAPU.RAM [0xf2] = i; - S9xSetAPUDSP (t [i]); - break; - } - } - IAPU.RAM [0xf2] = APU_KON; - S9xSetAPUDSP (t [APU_KON]); - IAPU.RAM [0xf2] = saved; - - S9xSetSoundMute (FALSE); - IAPU.PC = IAPU.RAM + IAPU.Registers.PC; - S9xAPUUnpackStatus (); - if (APUCheckDirectPage ()) - IAPU.DirectPage = IAPU.RAM + 0x100; - else - IAPU.DirectPage = IAPU.RAM; - Settings.APUEnabled = TRUE; - IAPU.APUExecuting = TRUE; - } - else - { - Settings.APUEnabled = FALSE; - IAPU.APUExecuting = FALSE; - S9xSetSoundMute (TRUE); - } - - if (Settings.SuperFX) - { - fread (::SRAM, 1, 64 * 1024, fs); - fseek (fs, 64 * 1024, SEEK_CUR); - fread (Memory.FillRAM + 0x7000, 1, 692, fs); - } - if (Settings.SA1) - { - fread (t, 1, 2741, fs); - S9xSetSA1 (t [4], 0x2200); // Control - S9xSetSA1 (t [12], 0x2203); // ResetV low - S9xSetSA1 (t [13], 0x2204); // ResetV hi - S9xSetSA1 (t [14], 0x2205); // NMI low - S9xSetSA1 (t [15], 0x2206); // NMI hi - S9xSetSA1 (t [16], 0x2207); // IRQ low - S9xSetSA1 (t [17], 0x2208); // IRQ hi - S9xSetSA1 (((READ_DWORD (&t [28]) - (4096*1024-0x6000))) >> 13, 0x2224); - S9xSetSA1 (t [36], 0x2201); - S9xSetSA1 (t [41], 0x2209); - - SA1.Registers.A.W = READ_DWORD (&t [592]); - SA1.Registers.X.W = READ_DWORD (&t [596]); - SA1.Registers.Y.W = READ_DWORD (&t [600]); - SA1.Registers.D.W = READ_DWORD (&t [604]); - SA1.Registers.DB = t [608]; - SA1.Registers.PB = t [612]; - SA1.Registers.S.W = READ_DWORD (&t [616]); - SA1.Registers.PC = READ_DWORD (&t [636]); - SA1.Registers.P.W = t [620] | (t [624] << 8); - - // memmove converted: Different mallocs [Neb] - // DS2 DMA notes: This code path is not used [Neb] - memcpy (&Memory.FillRAM [0x3000], t + 692, 2 * 1024); - - fread (::SRAM, 1, 64 * 1024, fs); - fseek (fs, 64 * 1024, SEEK_CUR); - S9xFixSA1AfterSnapshotLoad (); - } - if(Settings.SPC7110) - { - uint32 temp; - fread(&s7r.bank50, 1,0x10000, fs); - - //NEWSYM SPCMultA, dd 0 4820-23 - fread(&temp, 1, 4, fs); - - s7r.reg4820=temp&(0x0FF); - s7r.reg4821=(temp>>8)&(0x0FF); - s7r.reg4822=(temp>>16)&(0x0FF); - s7r.reg4823=(temp>>24)&(0x0FF); - - //NEWSYM SPCMultB, dd 0 4824-5 - fread(&temp, 1,4,fs); - s7r.reg4824=temp&(0x0FF); - s7r.reg4825=(temp>>8)&(0x0FF); - - - //NEWSYM SPCDivEnd, dd 0 4826-7 - fread(&temp, 1,4,fs); - s7r.reg4826=temp&(0x0FF); - s7r.reg4827=(temp>>8)&(0x0FF); - - //NEWSYM SPCMulRes, dd 0 4828-B - fread(&temp, 1, 4, fs); - - s7r.reg4828=temp&(0x0FF); - s7r.reg4829=(temp>>8)&(0x0FF); - s7r.reg482A=(temp>>16)&(0x0FF); - s7r.reg482B=(temp>>24)&(0x0FF); - - //NEWSYM SPCDivRes, dd 0 482C-D - fread(&temp, 1,4,fs); - s7r.reg482C=temp&(0x0FF); - s7r.reg482D=(temp>>8)&(0x0FF); - - //NEWSYM SPC7110BankA, dd 020100h 4831-3 - fread(&temp, 1, 4, fs); - - s7r.reg4831=temp&(0x0FF); - s7r.reg4832=(temp>>8)&(0x0FF); - s7r.reg4833=(temp>>16)&(0x0FF); - - //NEWSYM SPC7110RTCStat, dd 0 4840,init,command, index - fread(&temp, 1, 4, fs); - - s7r.reg4840=temp&(0x0FF); - -//NEWSYM SPC7110RTC, db 00,00,00,00,00,00,01,00,01,00,00,00,00,00,0Fh,00 -fread(&temp, 1, 4, fs); -if(Settings.SPC7110RTC) -{ - rtc_f9.reg[0]=temp&(0x0FF); - rtc_f9.reg[1]=(temp>>8)&(0x0FF); - rtc_f9.reg[2]=(temp>>16)&(0x0FF); - rtc_f9.reg[3]=(temp>>24)&(0x0FF); -} -fread(&temp, 1, 4, fs); -if(Settings.SPC7110RTC) -{ - rtc_f9.reg[4]=temp&(0x0FF); - rtc_f9.reg[5]=(temp>>8)&(0x0FF); - rtc_f9.reg[6]=(temp>>16)&(0x0FF); - rtc_f9.reg[7]=(temp>>24)&(0x0FF); -} -fread(&temp, 1, 4, fs); -if(Settings.SPC7110RTC) -{ - rtc_f9.reg[8]=temp&(0x0FF); - rtc_f9.reg[9]=(temp>>8)&(0x0FF); - rtc_f9.reg[10]=(temp>>16)&(0x0FF); - rtc_f9.reg[11]=(temp>>24)&(0x0FF); -} -fread(&temp, 1, 4, fs); -if(Settings.SPC7110RTC) -{ - rtc_f9.reg[12]=temp&(0x0FF); - rtc_f9.reg[13]=(temp>>8)&(0x0FF); - rtc_f9.reg[14]=(temp>>16)&(0x0FF); - rtc_f9.reg[15]=(temp>>24)&(0x0FF); -} -//NEWSYM SPC7110RTCB, db 00,00,00,00,00,00,01,00,01,00,00,00,00,01,0Fh,06 -fread(&temp, 1, 4, fs); -fread(&temp, 1, 4, fs); -fread(&temp, 1, 4, fs); -fread(&temp, 1, 4, fs); - -//NEWSYM SPCROMPtr, dd 0 4811-4813 - fread(&temp, 1, 4, fs); - - s7r.reg4811=temp&(0x0FF); - s7r.reg4812=(temp>>8)&(0x0FF); - s7r.reg4813=(temp>>16)&(0x0FF); -//NEWSYM SPCROMtoI, dd SPCROMPtr - fread(&temp, 1, 4, fs); -//NEWSYM SPCROMAdj, dd 0 4814-5 - fread(&temp, 1, 4, fs); - s7r.reg4814=temp&(0x0FF); - s7r.reg4815=(temp>>8)&(0x0FF); -//NEWSYM SPCROMInc, dd 0 4816-7 - fread(&temp, 1, 4, fs); - s7r.reg4816=temp&(0x0FF); - s7r.reg4817=(temp>>8)&(0x0FF); -//NEWSYM SPCROMCom, dd 0 4818 -fread(&temp, 1, 4, fs); - - s7r.reg4818=temp&(0x0FF); -//NEWSYM SPCCompPtr, dd 0 4801-4804 (+b50i) if"manual" - fread(&temp, 1, 4, fs); - - //do table check - - s7r.reg4801=temp&(0x0FF); - s7r.reg4802=(temp>>8)&(0x0FF); - s7r.reg4803=(temp>>16)&(0x0FF); - s7r.reg4804=(temp>>24)&(0x0FF); -///NEWSYM SPCDecmPtr, dd 0 4805-6 +b50i - fread(&temp, 1, 4, fs); - s7r.reg4805=temp&(0x0FF); - s7r.reg4806=(temp>>8)&(0x0FF); -//NEWSYM SPCCompCounter, dd 0 4809-A - fread(&temp, 1, 4, fs); - s7r.reg4809=temp&(0x0FF); - s7r.reg480A=(temp>>8)&(0x0FF); -//NEWSYM SPCCompCommand, dd 0 480B -fread(&temp, 1, 4, fs); - - s7r.reg480B=temp&(0x0FF); -//NEWSYM SPCCheckFix, dd 0 written(if 1, then set writtne to max value!) -fread(&temp, 1, 4, fs); -(temp&(0x0FF))?s7r.written=0x1F:s7r.written=0x00; -//NEWSYM SPCSignedVal, dd 0 482E -fread(&temp, 1, 4, fs); - - s7r.reg482E=temp&(0x0FF); - - } - fclose (fs); - - Memory.FixROMSpeed (); - IPPU.ColorsChanged = TRUE; - IPPU.OBJChanged = TRUE; - CPU.InDMA = FALSE; - S9xFixColourBrightness (); - IPPU.RenderThisFrame = FALSE; - - S9xFixSoundAfterSnapshotLoad (); - ICPU.ShiftedPB = ICPU.Registers.PB << 16; - ICPU.ShiftedDB = ICPU.Registers.DB << 16; - S9xSetPCBase (ICPU.ShiftedPB + ICPU.Registers.PC); - S9xUnpackStatus (); - S9xFixCycles (); - S9xReschedule (); -#ifdef ZSNES_FX - if (Settings.SuperFX) - S9xSuperFXPostLoadState (); -#endif - return (TRUE); - } - fclose (fs); - return (FALSE); -} - |