310 lines
10 KiB
C++
310 lines
10 KiB
C++
#include "stdafx.h"
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void FixUPXIssue ( BYTE * ProgramLocation );
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void DummyFunc1 ( BOOL a) {}
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CRSP_Plugin::CRSP_Plugin ( const char * FileName) {
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//Make sure all parts of the class are initialized
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m_Initilized = false;
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m_RomOpen = false;
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hDll = NULL;
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CycleCount = NULL;
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UnloadPlugin();
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//Try to load the DLL library
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UINT LastErrorMode = SetErrorMode( SEM_FAILCRITICALERRORS );
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hDll = LoadLibrary(FileName);
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SetErrorMode(LastErrorMode);
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if (hDll == NULL) {
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UnloadPlugin();
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return;
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}
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FixUPXIssue((BYTE *)hDll);
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//Get DLL information
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void (__cdecl *GetDllInfo) ( PLUGIN_INFO * PluginInfo );
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GetDllInfo = (void (__cdecl *)(PLUGIN_INFO *))GetProcAddress( (HMODULE)hDll, "GetDllInfo" );
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if (GetDllInfo == NULL) { UnloadPlugin(); return; }
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GetDllInfo(&m_PluginInfo);
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if (!ValidPluginVersion(&m_PluginInfo)) { UnloadPlugin(); return; }
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//Find entries for functions in DLL
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void (__cdecl *InitFunc)( void );
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DoRspCycles = (DWORD (__cdecl *)(DWORD))GetProcAddress( (HMODULE)hDll, "DoRspCycles" );
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InitFunc = (void (__cdecl *)(void)) GetProcAddress( (HMODULE)hDll, "InitiateRSP" );
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RomClosed = (void (__cdecl *)(void)) GetProcAddress( (HMODULE)hDll, "RomClosed" );
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CloseDLL = (void (__cdecl *)(void)) GetProcAddress( (HMODULE)hDll, "CloseDLL" );
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Config = (void (__cdecl *)(DWORD)) GetProcAddress( (HMODULE)hDll, "DllConfig" );
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GetDebugInfo = (void (__cdecl *)(RSPDEBUG_INFO *))GetProcAddress( (HMODULE)hDll, "GetRspDebugInfo" );
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InitiateDebugger = (void (__cdecl *)(DEBUG_INFO))GetProcAddress( (HMODULE)hDll, "InitiateRSPDebugger" );
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EnableDebugging = (void (__cdecl *)(BOOL))GetProcAddress( (HMODULE)hDll, "EnableDebugging" );
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if (EnableDebugging == NULL) { EnableDebugging = DummyFunc1; }
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//version 102 functions
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PluginOpened = (void (__cdecl *)(void))GetProcAddress( (HMODULE)hDll, "PluginLoaded" );
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//Make sure dll had all needed functions
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if (DoRspCycles == NULL) { UnloadPlugin(); return; }
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if (InitFunc == NULL) { UnloadPlugin(); return; }
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if (RomClosed == NULL) { UnloadPlugin(); return; }
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if (CloseDLL == NULL) { UnloadPlugin(); return; }
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SetSettingInfo2 = (void (__cdecl *)(PLUGIN_SETTINGS2 *))GetProcAddress( (HMODULE)hDll, "SetSettingInfo2" );
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if (SetSettingInfo2)
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{
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PLUGIN_SETTINGS2 info;
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info.FindSystemSettingId = (unsigned int (*)( void * handle, const char * ))CSettings::FindGameSetting;
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SetSettingInfo2(&info);
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}
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SetSettingInfo = (void (__cdecl *)(PLUGIN_SETTINGS *))GetProcAddress( (HMODULE)hDll, "SetSettingInfo" );
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if (SetSettingInfo)
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{
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PLUGIN_SETTINGS info;
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info.dwSize = sizeof(PLUGIN_SETTINGS);
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info.DefaultStartRange = FirstRSPDefaultSet;
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info.SettingStartRange = FirstRSPSettings;
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info.MaximumSettings = MaxPluginSetting;
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info.NoDefault = Default_None;
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info.DefaultLocation = _Settings->LoadDword(Setting_UseFromRegistry) ? SettingType_Registry : SettingType_CfgFile;
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info.handle = _Settings;
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info.RegisterSetting = (void (*)(void *,int,int,SettingDataType,SettingType,const char *,const char *, DWORD))CSettings::RegisterSetting;
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info.GetSetting = (unsigned int (*)( void * handle, int ID ))CSettings::GetSetting;
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info.GetSettingSz = (const char * (*)( void *, int, char *, int ))CSettings::GetSettingSz;
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info.SetSetting = (void (*)(void *,int,unsigned int))CSettings::SetSetting;
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info.SetSettingSz = (void (*)(void *,int,const char *))CSettings::SetSettingSz;
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info.UseUnregisteredSetting = NULL;
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SetSettingInfo(&info);
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//_Settings->UnknownSetting_RSP = info.UseUnregisteredSetting;
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}
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if (m_PluginInfo.Version >= 0x0102)
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{
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if (PluginOpened == NULL) { UnloadPlugin(); return; }
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PluginOpened();
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}
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//Get debug info if able
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if (GetDebugInfo != NULL) { GetDebugInfo(&m_RSPDebug); }
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}
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CRSP_Plugin::~CRSP_Plugin (void) {
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Close();
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UnloadPlugin();
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}
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void CRSP_Plugin::Close(void) {
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if (m_RomOpen) {
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RomClosed();
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m_RomOpen = false;
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}
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if (m_Initilized) {
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CloseDLL();
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m_Initilized = false;
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}
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}
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void CRSP_Plugin::GameReset(void)
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{
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if (m_RomOpen)
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{
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RomClosed();
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//RomOpen();
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}
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}
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bool CRSP_Plugin::Initiate ( CPlugins * Plugins, CN64System * System )
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{
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//Get DLL information
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void (__cdecl *GetDllInfo) ( PLUGIN_INFO * PluginInfo );
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GetDllInfo = (void (__cdecl *)(PLUGIN_INFO *))GetProcAddress( (HMODULE)hDll, "GetDllInfo" );
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if (GetDllInfo == NULL) { return false; }
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PLUGIN_INFO PluginInfo;
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GetDllInfo(&PluginInfo);
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if (PluginInfo.Version == 1 || PluginInfo.Version == 0x100) {
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return false;
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// return Initiate_1_0(System,RenderWindow);
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}
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typedef struct {
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HINSTANCE hInst;
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BOOL MemoryBswaped; /* If this is set to TRUE, then the memory has been pre
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bswap on a dword (32 bits) boundry */
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BYTE * RDRAM;
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BYTE * DMEM;
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BYTE * IMEM;
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DWORD * MI__INTR_REG;
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DWORD * SP__MEM_ADDR_REG;
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DWORD * SP__DRAM_ADDR_REG;
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DWORD * SP__RD_LEN_REG;
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DWORD * SP__WR_LEN_REG;
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DWORD * SP__STATUS_REG;
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DWORD * SP__DMA_FULL_REG;
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DWORD * SP__DMA_BUSY_REG;
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DWORD * SP__PC_REG;
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DWORD * SP__SEMAPHORE_REG;
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DWORD * DPC__START_REG;
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DWORD * DPC__END_REG;
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DWORD * DPC__CURRENT_REG;
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DWORD * DPC__STATUS_REG;
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DWORD * DPC__CLOCK_REG;
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DWORD * DPC__BUFBUSY_REG;
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DWORD * DPC__PIPEBUSY_REG;
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DWORD * DPC__TMEM_REG;
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void ( __cdecl *CheckInterrupts)( void );
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void (__cdecl *ProcessDlist)( void );
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void (__cdecl *ProcessAlist)( void );
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void (__cdecl *ProcessRdpList)( void );
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void (__cdecl *ShowCFB)( void );
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} RSP_INFO_1_1;
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//Get Function from DLL
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void (__cdecl *InitiateRSP) ( RSP_INFO_1_1 Audio_Info,DWORD * Cycles );
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InitiateRSP = (void (__cdecl *)(RSP_INFO_1_1,DWORD *))GetProcAddress( (HMODULE)hDll, "InitiateRSP" );
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if (InitiateRSP == NULL) { return false; }
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RSP_INFO_1_1 Info;
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memset(&Info,0,sizeof(Info));
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//We are initilizing the plugin before any rom is loaded so we do not have any correct
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//paramaters here .. just needed to we can config the DLL
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if (System == NULL)
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{
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BYTE Buffer[100];
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DWORD Value = 0;
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Info.CheckInterrupts = DummyCheckInterrupts;
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Info.ProcessDlist = DummyCheckInterrupts;
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Info.ProcessRdpList = DummyCheckInterrupts;
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Info.ShowCFB = DummyCheckInterrupts;
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Info.ProcessAlist = DummyCheckInterrupts;
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Info.hInst = GetModuleHandle(NULL);;
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Info.RDRAM = Buffer;
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Info.DMEM = Buffer;
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Info.IMEM = Buffer;
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Info.MemoryBswaped = TRUE;
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Info.MI__INTR_REG = &Value;
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Info.SP__MEM_ADDR_REG = &Value;
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Info.SP__DRAM_ADDR_REG = &Value;
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Info.SP__RD_LEN_REG = &Value;
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Info.SP__WR_LEN_REG = &Value;
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Info.SP__STATUS_REG = &Value;
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Info.SP__DMA_FULL_REG = &Value;
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Info.SP__DMA_BUSY_REG = &Value;
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Info.SP__PC_REG = &Value;
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Info.SP__SEMAPHORE_REG = &Value;
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Info.DPC__START_REG = &Value;
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Info.DPC__END_REG = &Value;
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Info.DPC__CURRENT_REG = &Value;
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Info.DPC__STATUS_REG = &Value;
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Info.DPC__CLOCK_REG = &Value;
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Info.DPC__BUFBUSY_REG = &Value;
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Info.DPC__PIPEBUSY_REG = &Value;
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Info.DPC__TMEM_REG = &Value;
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InitiateRSP(Info,&CycleCount);
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m_Initilized = TRUE;
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//jabo had a bug so I call CreateThread so his dllmain gets called again
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DWORD ThreadID;
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HANDLE hthread = CreateThread(NULL,0,(LPTHREAD_START_ROUTINE)DummyFunction,NULL,0, &ThreadID);
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CloseHandle(hthread);
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Sleep(100);
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return m_Initilized;
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}
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//Send Initilization information to the DLL
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Info.CheckInterrupts = DummyCheckInterrupts;
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Info.ProcessDlist = Plugins->Gfx()->ProcessDList;
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Info.ProcessRdpList = Plugins->Gfx()->ProcessRDPList;
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Info.ShowCFB = Plugins->Gfx()->ShowCFB;
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Info.ProcessAlist = Plugins->Audio()->ProcessAList;
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Info.hInst = GetModuleHandle(NULL);;
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Info.RDRAM = _MMU->Rdram();
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Info.DMEM = _MMU->Dmem();
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Info.IMEM = _MMU->Imem();
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Info.MemoryBswaped = FALSE;
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Info.MI__INTR_REG = &_Reg->MI_INTR_REG;
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Info.SP__MEM_ADDR_REG = &_Reg->SP_MEM_ADDR_REG;
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Info.SP__DRAM_ADDR_REG = &_Reg->SP_DRAM_ADDR_REG;
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Info.SP__RD_LEN_REG = &_Reg->SP_RD_LEN_REG;
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Info.SP__WR_LEN_REG = &_Reg->SP_WR_LEN_REG;
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Info.SP__STATUS_REG = &_Reg->SP_STATUS_REG;
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Info.SP__DMA_FULL_REG = &_Reg->SP_DMA_FULL_REG;
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Info.SP__DMA_BUSY_REG = &_Reg->SP_DMA_BUSY_REG;
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Info.SP__PC_REG = &_Reg->SP_PC_REG;
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Info.SP__SEMAPHORE_REG = &_Reg->SP_SEMAPHORE_REG;
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Info.DPC__START_REG = &_Reg->DPC_START_REG;
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Info.DPC__END_REG = &_Reg->DPC_END_REG;
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Info.DPC__CURRENT_REG = &_Reg->DPC_CURRENT_REG;
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Info.DPC__STATUS_REG = &_Reg->DPC_STATUS_REG;
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Info.DPC__CLOCK_REG = &_Reg->DPC_CLOCK_REG;
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Info.DPC__BUFBUSY_REG = &_Reg->DPC_BUFBUSY_REG;
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Info.DPC__PIPEBUSY_REG = &_Reg->DPC_PIPEBUSY_REG;
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Info.DPC__TMEM_REG = &_Reg->DPC_TMEM_REG;
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InitiateRSP(Info,&CycleCount);
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m_Initilized = true;
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//jabo had a bug so I call CreateThread so his dllmain gets called again
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DWORD ThreadID;
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HANDLE hthread = CreateThread(NULL,0,(LPTHREAD_START_ROUTINE)DummyFunction,NULL,0, &ThreadID);
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CloseHandle(hthread);
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//Real system ... then make the file as open
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//RomOpen();
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m_RomOpen = true;
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return m_Initilized;
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}
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void CRSP_Plugin::UnloadPlugin(void) {
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if (hDll != NULL ) {
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FreeLibrary((HMODULE)hDll);
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hDll = NULL;
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}
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memset(&m_RSPDebug,0,sizeof(m_RSPDebug));
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memset(&m_PluginInfo,0,sizeof(m_PluginInfo));
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DoRspCycles = NULL;
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RomClosed = NULL;
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Config = NULL;
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CloseDLL = NULL;
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SetSettingInfo = NULL;
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EnableDebugging = NULL;
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GetDebugInfo = NULL;
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PluginOpened = NULL;
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InitiateDebugger = NULL;
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}
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bool CRSP_Plugin::ValidPluginVersion(PLUGIN_INFO * PluginInfo) {
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switch (PluginInfo->Type) {
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case PLUGIN_TYPE_RSP:
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if (PluginInfo->MemoryBswaped == FALSE) { return FALSE; }
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if (PluginInfo->Version == 0x0001) { return TRUE; }
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if (PluginInfo->Version == 0x0100) { return TRUE; }
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if (PluginInfo->Version == 0x0101) { return TRUE; }
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if (PluginInfo->Version == 0x0102) { return TRUE; }
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break;
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}
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return FALSE;
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}
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