2013-02-16 16:14:39 -08:00

99 lines
3.4 KiB
C++

#include "../common/debug.h"
#ifdef _WINDOWS
#include <windows.h>
#else
#include "../common/unix.h"
#endif
#include <memory.h>
#include <iostream>
using namespace std;
#include "Spells.h"
#include "../common/timer.h"
//#include "../zone/masterentity.h"
#include "MMF.h"
MMF SpellsMMF;
const MMFSpells_Struct* MMFSpellsData = 0;
MMFSpells_Struct* MMFSpellsData_Writable = 0;
#ifdef _WINDOWS
extern "C" __declspec(dllexport) bool DLLLoadSPDat(const CALLBACK_FileLoadSPDat cbFileLoadSPDat, const void** oSpellsPointer, int32* oSPDAT_RECORDS, uint32 iSPDat_Struct_Size) {
return pDLLLoadSPDat(cbFileLoadSPDat, oSpellsPointer, oSPDAT_RECORDS, iSPDat_Struct_Size);
};
#else
extern "C" bool DLLLoadSPDat(const CALLBACK_FileLoadSPDat cbFileLoadSPDat, const void** oSpellsPointer, int32* oSPDAT_RECORDS, uint32 iSPDat_Struct_Size) {
return pDLLLoadSPDat(cbFileLoadSPDat, oSpellsPointer, oSPDAT_RECORDS, iSPDat_Struct_Size);
};
#endif
bool pDLLLoadSPDat(const CALLBACK_FileLoadSPDat cbFileLoadSPDat, const void** oSpellsPointer, int32* oSPDAT_RECORDS, uint32 iSPDat_Struct_Size) {
if (iSPDat_Struct_Size != sizeof(SPDat_Spell_Struct)) {
cout << "Error: EMuShareMem: DLLLoadSPDat: iSPDat_Struct_Size != sizeof(SPDat_Spell_Struct)" << endl;
cout << "SPDat_Spell_Struct has changed, EMuShareMem.dll needs to be recompiled." << endl;
return false;
}
uint32 tmpMemSize = sizeof(MMFSpells_Struct) + 256 + (sizeof(SPDat_Spell_Struct) * (*oSPDAT_RECORDS));
if (SpellsMMF.Open("EQEMuSpells", tmpMemSize)) {
if (SpellsMMF.CanWrite()) {
MMFSpellsData_Writable = (MMFSpells_Struct*) SpellsMMF.GetWriteableHandle();
if (!MMFSpellsData_Writable) {
cout << "Error: EMuShareMem: DLLLoadSPDat: !MMFSpellsData_Writable" << endl;
return false;
}
memset(MMFSpellsData_Writable, 0, tmpMemSize);
MMFSpellsData_Writable->SPDAT_RECORDS = *oSPDAT_RECORDS;
// use a callback so the DB functions are done in the main exe
// this way the DLL doesnt have to open a connection to mysql
if (MMFSpellsData_Writable->SPDAT_RECORDS > 0) {
cbFileLoadSPDat(&MMFSpellsData_Writable->spells[0], MMFSpellsData_Writable->SPDAT_RECORDS-1);
*oSpellsPointer = &MMFSpellsData_Writable->spells[0];
}
else
*oSpellsPointer = 0;
MMFSpellsData_Writable = 0;
SpellsMMF.SetLoaded();
MMFSpellsData = (const MMFSpells_Struct*) SpellsMMF.GetHandle();
if (!MMFSpellsData) {
cout << "Error: EMuShareMem: DLLLoadSPDat: !MMFSpellsData (CanWrite=true)" << endl;
return false;
}
return true;
}
else {
if (!SpellsMMF.IsLoaded()) {
Timer::SetCurrentTime();
uint32 starttime = Timer::GetCurrentTime();
while ((!SpellsMMF.IsLoaded()) && ((Timer::GetCurrentTime() - starttime) < 300000)) {
Sleep(100);
Timer::SetCurrentTime();
}
if (!SpellsMMF.IsLoaded()) {
cout << "Error: EMuShareMem: DLLLoadSPDat: !SpellsMMF.IsLoaded() (timeout)" << endl;
return false;
}
}
MMFSpellsData = (const MMFSpells_Struct*) SpellsMMF.GetHandle();
if (!MMFSpellsData) {
cout << "Error: EMuShareMem: DLLLoadSPDat: !SpellsMMF (CanWrite=false)" << endl;
return false;
}
*oSPDAT_RECORDS = MMFSpellsData->SPDAT_RECORDS;
if (MMFSpellsData->SPDAT_RECORDS > 0)
*oSpellsPointer = &MMFSpellsData->spells[0];
else
*oSpellsPointer = 0;
return true;
}
}
else {
cout << "Error Loading SPDat: Spells.cpp: pDLLLoadSPDat: Open() == false" << endl;
return false;
}
return false;
}