snes9x/netplay.h

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2010-09-25 17:46:12 +02:00
/***********************************************************************************
Snes9x - Portable Super Nintendo Entertainment System (TM) emulator.
(c) Copyright 1996 - 2002 Gary Henderson (gary.henderson@ntlworld.com),
Jerremy Koot (jkoot@snes9x.com)
(c) Copyright 2002 - 2004 Matthew Kendora
(c) Copyright 2002 - 2005 Peter Bortas (peter@bortas.org)
(c) Copyright 2004 - 2005 Joel Yliluoma (http://iki.fi/bisqwit/)
(c) Copyright 2001 - 2006 John Weidman (jweidman@slip.net)
(c) Copyright 2002 - 2006 funkyass (funkyass@spam.shaw.ca),
Kris Bleakley (codeviolation@hotmail.com)
(c) Copyright 2002 - 2010 Brad Jorsch (anomie@users.sourceforge.net),
Nach (n-a-c-h@users.sourceforge.net),
zones (kasumitokoduck@yahoo.com)
(c) Copyright 2006 - 2007 nitsuja
(c) Copyright 2009 - 2010 BearOso,
OV2
BS-X C emulator code
(c) Copyright 2005 - 2006 Dreamer Nom,
zones
C4 x86 assembler and some C emulation code
(c) Copyright 2000 - 2003 _Demo_ (_demo_@zsnes.com),
Nach,
zsKnight (zsknight@zsnes.com)
C4 C++ code
(c) Copyright 2003 - 2006 Brad Jorsch,
Nach
DSP-1 emulator code
(c) Copyright 1998 - 2006 _Demo_,
Andreas Naive (andreasnaive@gmail.com),
Gary Henderson,
Ivar (ivar@snes9x.com),
John Weidman,
Kris Bleakley,
Matthew Kendora,
Nach,
neviksti (neviksti@hotmail.com)
DSP-2 emulator code
(c) Copyright 2003 John Weidman,
Kris Bleakley,
Lord Nightmare (lord_nightmare@users.sourceforge.net),
Matthew Kendora,
neviksti
DSP-3 emulator code
(c) Copyright 2003 - 2006 John Weidman,
Kris Bleakley,
Lancer,
z80 gaiden
DSP-4 emulator code
(c) Copyright 2004 - 2006 Dreamer Nom,
John Weidman,
Kris Bleakley,
Nach,
z80 gaiden
OBC1 emulator code
(c) Copyright 2001 - 2004 zsKnight,
pagefault (pagefault@zsnes.com),
Kris Bleakley
Ported from x86 assembler to C by sanmaiwashi
SPC7110 and RTC C++ emulator code used in 1.39-1.51
(c) Copyright 2002 Matthew Kendora with research by
zsKnight,
John Weidman,
Dark Force
SPC7110 and RTC C++ emulator code used in 1.52+
(c) Copyright 2009 byuu,
neviksti
S-DD1 C emulator code
(c) Copyright 2003 Brad Jorsch with research by
Andreas Naive,
John Weidman
S-RTC C emulator code
(c) Copyright 2001 - 2006 byuu,
John Weidman
ST010 C++ emulator code
(c) Copyright 2003 Feather,
John Weidman,
Kris Bleakley,
Matthew Kendora
Super FX x86 assembler emulator code
(c) Copyright 1998 - 2003 _Demo_,
pagefault,
zsKnight
Super FX C emulator code
(c) Copyright 1997 - 1999 Ivar,
Gary Henderson,
John Weidman
Sound emulator code used in 1.5-1.51
(c) Copyright 1998 - 2003 Brad Martin
(c) Copyright 1998 - 2006 Charles Bilyue'
Sound emulator code used in 1.52+
(c) Copyright 2004 - 2007 Shay Green (gblargg@gmail.com)
SH assembler code partly based on x86 assembler code
(c) Copyright 2002 - 2004 Marcus Comstedt (marcus@mc.pp.se)
2xSaI filter
(c) Copyright 1999 - 2001 Derek Liauw Kie Fa
HQ2x, HQ3x, HQ4x filters
(c) Copyright 2003 Maxim Stepin (maxim@hiend3d.com)
NTSC filter
(c) Copyright 2006 - 2007 Shay Green
GTK+ GUI code
(c) Copyright 2004 - 2010 BearOso
Win32 GUI code
(c) Copyright 2003 - 2006 blip,
funkyass,
Matthew Kendora,
Nach,
nitsuja
(c) Copyright 2009 - 2010 OV2
Mac OS GUI code
(c) Copyright 1998 - 2001 John Stiles
(c) Copyright 2001 - 2010 zones
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/or 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 or it's derivatives.
Snes9x is freeware for PERSONAL USE only. Commercial users should
seek permission of the copyright holders first. Commercial use includes,
but is not limited to, charging money for Snes9x or software derived from
Snes9x, including Snes9x or derivatives in commercial game bundles, and/or
using Snes9x as a promotion for your commercial product.
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.
***********************************************************************************/
#ifndef _NETPLAY_H_
#define _NETPLAY_H_
/*
* Client to server joypad update
*
* magic 1
* sequence_no 1
* opcode 1
* joypad data 4
*
* Server to client joypad update
* magic 1
* sequence_no 1
* opcode 1 + num joypads (top 3 bits)
* joypad data 4 * n
*/
//#define NP_DEBUG 1
#define NP_VERSION 10
#define NP_JOYPAD_HIST_SIZE 120
#define NP_DEFAULT_PORT 6096
#define NP_MAX_CLIENTS 8
#define NP_SERV_MAGIC 'S'
#define NP_CLNT_MAGIC 'C'
#define NP_CLNT_HELLO 0
#define NP_CLNT_JOYPAD 1
#define NP_CLNT_RESET 2
#define NP_CLNT_PAUSE 3
#define NP_CLNT_LOAD_ROM 4
#define NP_CLNT_ROM_IMAGE 5
#define NP_CLNT_FREEZE_FILE 6
#define NP_CLNT_SRAM_DATA 7
#define NP_CLNT_READY 8
#define NP_CLNT_LOADED_ROM 9
#define NP_CLNT_RECEIVED_ROM_IMAGE 10
#define NP_CLNT_WAITING_FOR_ROM_IMAGE 11
#define NP_SERV_HELLO 0
#define NP_SERV_JOYPAD 1
#define NP_SERV_RESET 2
#define NP_SERV_PAUSE 3
#define NP_SERV_LOAD_ROM 4
#define NP_SERV_ROM_IMAGE 5
#define NP_SERV_FREEZE_FILE 6
#define NP_SERV_SRAM_DATA 7
#define NP_SERV_READY 8
struct SNPClient
{
volatile uint8 SendSequenceNum;
volatile uint8 ReceiveSequenceNum;
volatile bool8 Connected;
volatile bool8 SaidHello;
volatile bool8 Paused;
volatile bool8 Ready;
int Socket;
char *ROMName;
char *HostName;
char *Who;
};
enum {
NP_SERVER_SEND_ROM_IMAGE,
NP_SERVER_SYNC_ALL,
NP_SERVER_SYNC_CLIENT,
NP_SERVER_SEND_FREEZE_FILE_ALL,
NP_SERVER_SEND_ROM_LOAD_REQUEST_ALL,
NP_SERVER_RESET_ALL,
NP_SERVER_SEND_SRAM_ALL,
NP_SERVER_SEND_SRAM
};
#define NP_MAX_TASKS 20
struct NPServerTask
{
uint32 Task;
void *Data;
};
struct SNPServer
{
struct SNPClient Clients [NP_MAX_CLIENTS];
int NumClients;
volatile struct NPServerTask TaskQueue [NP_MAX_TASKS];
volatile uint32 TaskHead;
volatile uint32 TaskTail;
int Socket;
uint32 FrameTime;
uint32 FrameCount;
char ROMName [30];
uint32 Joypads [NP_MAX_CLIENTS];
bool8 ClientPaused;
uint32 Paused;
bool8 SendROMImageOnConnect;
bool8 SyncByReset;
};
#define NP_MAX_ACTION_LEN 200
struct SNetPlay
{
volatile uint8 MySequenceNum;
volatile uint8 ServerSequenceNum;
volatile bool8 Connected;
volatile bool8 Abort;
volatile uint8 Player;
volatile bool8 ClientsReady [NP_MAX_CLIENTS];
volatile bool8 ClientsPaused [NP_MAX_CLIENTS];
volatile bool8 Paused;
volatile bool8 PendingWait4Sync;
volatile uint8 PercentageComplete;
volatile bool8 Waiting4EmulationThread;
volatile bool8 Answer;
#ifdef __WIN32__
HANDLE ReplyEvent;
#endif
volatile int Socket;
char *ServerHostName;
char *ROMName;
int Port;
volatile uint32 JoypadWriteInd;
volatile uint32 JoypadReadInd;
uint32 Joypads [NP_JOYPAD_HIST_SIZE][NP_MAX_CLIENTS];
uint32 Frame [NP_JOYPAD_HIST_SIZE];
uint32 FrameCount;
uint32 MaxFrameSkip;
uint32 MaxBehindFrameCount;
bool8 JoypadsReady [NP_JOYPAD_HIST_SIZE][NP_MAX_CLIENTS];
char ActionMsg [NP_MAX_ACTION_LEN];
char ErrorMsg [NP_MAX_ACTION_LEN];
char WarningMsg [NP_MAX_ACTION_LEN];
};
extern "C" struct SNetPlay NetPlay;
//
// NETPLAY_CLIENT_HELLO message format:
// header
// frame_time (4)
// ROMName (variable)
#define WRITE_LONG(p, v) { \
*((p) + 0) = (uint8) ((v) >> 24); \
*((p) + 1) = (uint8) ((v) >> 16); \
*((p) + 2) = (uint8) ((v) >> 8); \
*((p) + 3) = (uint8) ((v) >> 0); \
}
#define READ_LONG(p) \
((((uint8) *((p) + 0)) << 24) | \
(((uint8) *((p) + 1)) << 16) | \
(((uint8) *((p) + 2)) << 8) | \
(((uint8) *((p) + 3)) << 0))
bool8 S9xNPConnectToServer (const char *server_name, int port,
const char *rom_name);
bool8 S9xNPWaitForHeartBeat ();
bool8 S9xNPWaitForHeartBeatDelay (uint32 time_msec = 0);
bool8 S9xNPCheckForHeartBeat (uint32 time_msec = 0);
uint32 S9xNPGetJoypad (int which1);
bool8 S9xNPSendJoypadUpdate (uint32 joypad);
void S9xNPDisconnect ();
bool8 S9xNPInitialise ();
bool8 S9xNPSendData (int fd, const uint8 *data, int len);
bool8 S9xNPGetData (int fd, uint8 *data, int len);
void S9xNPSyncClients ();
void S9xNPStepJoypadHistory ();
void S9xNPResetJoypadReadPos ();
bool8 S9xNPSendReady (uint8 op = NP_CLNT_READY);
bool8 S9xNPSendPause (bool8 pause);
void S9xNPReset ();
void S9xNPSetAction (const char *action, bool8 force = FALSE);
void S9xNPSetError (const char *error);
void S9xNPSetWarning (const char *warning);
void S9xNPDiscardHeartbeats ();
void S9xNPServerQueueSendingFreezeFile (const char *filename);
void S9xNPServerQueueSyncAll ();
void S9xNPServerQueueSendingROMImage ();
void S9xNPServerQueueSendingLoadROMRequest (const char *filename);
void S9xNPServerAddTask (uint32 task, void *data);
bool8 S9xNPStartServer (int port);
void S9xNPStopServer ();
#ifdef __WIN32__
#define S9xGetMilliTime timeGetTime
#else
uint32 S9xGetMilliTime ();
#endif
#endif