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Main.cpp
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Main.cpp
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//---------------------------------------------------------------------------
#define NO_WIN32_LEAN_AND_MEAN
#include <vcl.h>
#pragma hdrstop
#include "SyncObjs.hpp"
#include <dir.h>
#include <io.h>
#include <stdio.h>
#include <winnt.h>
#include <winnls.h>
#include "Main.h"
#include "Misc.h"
#include "Threads.h"
#include "ProgressBar.h"
#include "TypeInfo.h"
#include "StringInfo.h"
#include "StrUtils.hpp"
#include "FindDlg.h"
#include "InputDlg.h"
#include "Disasm.h"
#include "Explorer.h"
#include "KBViewer.h"
#include "EditFunctionDlg.h"
#include "EditFieldsDlg.h"
#include "AboutDlg.h"
#include "Legend.h"
#include "IDCGen.h"
#include "IdcSplitSize.h"
#include "Decompiler.h"
#include "Hex2Double.h"
#include "Plugins.h"
#include "ActiveProcesses.h"
#include <ComCtrls.hpp>
#include <Chart.hpp>
#include <Outline.hpp>
#include <Tabnotbk.hpp>
#include <IniFiles.hpp>
#include <Registry.hpp>
#include <assert.h>
/*
//----Highlighting-----------------------------------------------------------
#include "Highlight.h"
DWORD DelphiLbId;
int DelphiThemesCount;
//----Highlighting-----------------------------------------------------------
*/
//---------------------------------------------------------------------------
#pragma package(smart_init)
#pragma link "TntStdCtrls"
#pragma resource "*.dfm"
#pragma resource "idr_manifest.res"
//---------------------------------------------------------------------------
//as statistics of analysis flow
//unsigned long stat_GetClassAdr_calls = 0;
//unsigned long stat_GetClassAdr_adds = 0;
//---------------------------------------------------------------------------
String IDRVersion = "01.04.2017";
//---------------------------------------------------------------------------
SysProcInfo SysProcs[] = {
{"@HandleFinally", 0},
{"@HandleAnyException", 0},
{"@HandleOnException", 0},
{"@HandleAutoException", 0},
{"@RunError", 0},
//{"@Halt", 0},
{"@Halt0", 0},
{"@AbstractError", 0},
{0, 0}
};
SysProcInfo SysInitProcs[] = {
{"@InitExe", 0},
{"@InitLib", 0},
{0, 0}
};
//Image Code
//|===========|======================================|
//ImageBase CodeBase
//---------------------------------------------------------------------------
char StringBuf[MAXSTRBUFFER]; //Buffer to make string
extern char* Reg32Tab[8];
extern char* Reg16Tab[8];
extern char* Reg8Tab[8];
extern char* SegRegTab[8];
extern char* RepPrefixTab[4];
extern RegClassInfo RegClasses[];
String cmdAdr = "";
int dummy = 0; //for debugging purposes!!!
MDisasm Disasm; //Äèçàññåìáëåð äëÿ àíàëèçàòîðà êîäà
MKnowledgeBase KnowledgeBase;
TResourceInfo *ResInfo = 0; //Information about forms
int CodeHistorySize; //Current size of Code navigation History Array
int CodeHistoryPtr; //Curent pointer of Code navigation History Array
int CodeHistoryMax; //Max pointer position of Code navigation History Array (for ->)
DynamicArray<PROCHISTORYREC> CodeHistory; //Code navigation History Array
TAnalyzeThread *AnalyzeThread = 0; //Ïîòîê äëÿ ôîíîâîãî àíàëèçà êîäà
int AnalyzeThreadRetVal = 0;
bool SourceIsLibrary = false;
bool ClassTreeDone;
bool ProjectModified = false;
bool UserKnowledgeBase = false;
bool SplitIDC = false;
bool BCB = false;
int SplitSize = 0;
UINT CodePage;
//Common variables
String IDPFile;
int MaxBufLen; //Ìàêñèìàëüíàÿ äëèíà áóôåðà (äëÿ çàãðóçêè)
int DelphiVersion;
DWORD EP;
DWORD ImageBase;
DWORD ImageSize;
DWORD TotalSize; //Size of sections CODE + DATA
DWORD CodeBase;
DWORD CodeSize;
DWORD CodeStart;
DWORD DataBase = 0;
DWORD DataSize = 0;
DWORD DataStart = 0;
BYTE *Image = 0;
DWORD *Flags = 0; //flags for used data
PInfoRec *Infos = 0; //Array of pointers to store items data
TStringList *BSSInfos = 0; //Data from BSS
BYTE *Code = 0;
BYTE *Data = 0;
TList *ExpFuncList; //Exported functions list (temporary)
TList *ImpFuncList; //Imported functions list (temporary)
TStringList *ImpModuleList; //Imported modules list (temporary)
TList *SegmentList; //Information about Image Segments
TList *VmtList; //VMT list
//Units
int UnitsNum = 0;
TList *Units = 0;
int UnitSortField = 0; //0 - by address, 1 - by initialization order, 2 - by name
//Types
TList *OwnTypeList = 0;
int RTTISortField = 0; //0 - by address, 1 - by initialization order, 2 - by name
DWORD CurProcAdr;
int CurProcSize;
String SelectedAsmItem = ""; //Selected item in Asm Listing
String SelectedSourceItem = ""; //Selected item in Source Code
DWORD CurUnitAdr;
DWORD HInstanceVarAdr;
DWORD LastTls; //Last bust index Tls shows how many ThreadVars in program
int Reserved;
int LastResStrNo = 0; //Last ResourceStringNo
DWORD CtdRegAdr; //Procedure CtdRegAdr address
int cVmtSelfPtr = 0;
int cVmtIntfTable = 0;
int cVmtAutoTable = 0;
int cVmtInitTable = 0;
int cVmtTypeInfo = 0;
int cVmtFieldTable = 0;
int cVmtMethodTable = 0;
int cVmtDynamicTable = 0;
int cVmtClassName = 0;
int cVmtInstanceSize = 0;
int cVmtParent = 0;
int cVmtEquals = 0;
int cVmtGetHashCode = 0;
int cVmtToString = 0;
int cVmtSafeCallException = 0;
int cVmtAfterConstruction = 0;
int cVmtBeforeDestruction = 0;
int cVmtDispatch = 0;
int cVmtDefaultHandler = 0;
int cVmtNewInstance = 0;
int cVmtFreeInstance = 0;
int cVmtDestroy = 0;
//as
//class addresses cache
typedef std::map<const String, DWORD> TClassAdrMap;
TClassAdrMap classAdrMap;
void __fastcall ClearClassAdrMap();
//String __fastcall UnmangleName(char* Name);
TCriticalSection *CrtSection = 0;
TFMain_11011981 *FMain_11011981;
//---------------------------------------------------------------------------
__fastcall TFMain_11011981::TFMain_11011981(TComponent* Owner)
: dragdropHelper(Handle), TForm(Owner)
{
CrtSection = new TCriticalSection;
}
//---------------------------------------------------------------------------
__fastcall TFMain_11011981::~TFMain_11011981()
{
if (CrtSection) delete CrtSection;
}
//---------------------------------------------------------------------------
void __fastcall TFMain_11011981::FormClose(TObject *Sender,
TCloseAction &Action)
{
ModalResult = mrCancel;
}
//---------------------------------------------------------------------------
void __fastcall TFMain_11011981::FormKeyDown(TObject *Sender, WORD &Key,
TShiftState Shift)
{
switch (Key)
{
case 'G':
GoToAddress();
break;
case 'N':
NamePosition();
break;
case 'F': //CTRL + F (1st search on different areas)
{
if (Shift.Contains(ssCtrl))
{
switch (WhereSearch)
{
case SEARCH_UNITS:
miSearchUnitClick(Sender);
break;
case SEARCH_UNITITEMS:
miSearchItemClick(Sender);
break;
case SEARCH_RTTIS:
miSearchRTTIClick(Sender);
break;
case SEARCH_FORMS:
miSearchFormClick(Sender);
break;
case SEARCH_CLASSVIEWER:
miSearchVMTClick(Sender);
break;
case SEARCH_STRINGS:
miSearchStringClick(Sender);
break;
case SEARCH_NAMES:
miSearchNameClick(Sender);
break;
//todo rest of locations
}
}
break;
}
case VK_F3: // F3 - (2nd search, continue search with same text)
switch (WhereSearch)
{
case SEARCH_UNITS:
FindText(UnitsSearchText);
break;
case SEARCH_UNITITEMS:
FindText(UnitItemsSearchText);
break;
case SEARCH_RTTIS:
FindText(RTTIsSearchText);
break;
case SEARCH_FORMS:
FindText(FormsSearchText);
break;
case SEARCH_CLASSVIEWER:
FindText(VMTsSearchText);
break;
case SEARCH_STRINGS:
FindText(StringsSearchText);
break;
case SEARCH_NAMES:
FindText(NamesSearchText);
break;
}
break;
}
}
//---------------------------------------------------------------------------
void __fastcall TFMain_11011981::Units1Click(TObject *Sender)
{
//if (tsUnits->Enabled)
//{
pcInfo->ActivePage = tsUnits;
if (lbUnits->CanFocus()) ActiveControl = lbUnits;
//}
}
//---------------------------------------------------------------------------
void __fastcall TFMain_11011981::RTTI1Click(TObject *Sender)
{
//if (tsRTTIs->Enabled)
//{
pcInfo->ActivePage = tsRTTIs;
if (lbRTTIs->CanFocus()) ActiveControl = lbRTTIs;
//}
}
//---------------------------------------------------------------------------
void __fastcall TFMain_11011981::Forms1Click(TObject *Sender)
{
//if (tsForms->Enabled)
//{
pcInfo->ActivePage = tsForms;
if (lbForms->CanFocus()) ActiveControl = lbForms;
//}
}
//---------------------------------------------------------------------------
void __fastcall TFMain_11011981::CodeViewer1Click(TObject *Sender)
{
//if (tsCodeView->Enabled)
//{
pcWorkArea->ActivePage = tsCodeView;
if (lbCode->CanFocus()) ActiveControl = lbCode;
//}
}
//---------------------------------------------------------------------------
void __fastcall TFMain_11011981::ClassViewer1Click(TObject *Sender)
{
//if (tsClassView->Enabled)
//{
pcWorkArea->ActivePage = tsClassView;
if (!rgViewerMode->ItemIndex)
if (tvClassesFull->CanFocus()) ActiveControl = tvClassesFull;
else
if (tvClassesShort->CanFocus()) ActiveControl = tvClassesShort;
//}
}
//---------------------------------------------------------------------------
void __fastcall TFMain_11011981::Strings1Click(TObject *Sender)
{
//if (tsStrings->Enabled)
//{
pcWorkArea->ActivePage = tsStrings;
if (lbStrings->CanFocus()) ActiveControl = lbStrings;
//}
}
//---------------------------------------------------------------------------
void __fastcall TFMain_11011981::Names1Click(TObject *Sender)
{
//if (tsNames->Enabled)
//{
pcWorkArea->ActivePage = tsNames;
if (lbNames->CanFocus()) ActiveControl = lbNames;
//}
}
//---------------------------------------------------------------------------
void __fastcall TFMain_11011981::SourceCode1Click(TObject *Sender)
{
//if (tsSourceCode->Enabled)
//{
pcWorkArea->ActivePage = tsSourceCode;
if (lbSourceCode->CanFocus()) ActiveControl = lbSourceCode;
//}
}
//---------------------------------------------------------------------------
void __fastcall TFMain_11011981::miExitClick(TObject *Sender)
{
Close();
}
//---------------------------------------------------------------------------
void __fastcall TFMain_11011981::Init()
{
IDPFile = "";
UnitsNum = 0;
CurProcAdr = 0;
CurProcSize = 0;
SelectedAsmItem = "";
CurUnitAdr = 0;
CodeHistoryPtr = -1;
CodeHistorySize = 0;//HISTORY_CHUNK_LENGTH;
CodeHistory.Length = CodeHistorySize;
CodeHistoryMax = CodeHistoryPtr;
DelphiVersion = -1;
Caption = "Interactive Delphi Reconstructor by crypto";
HInstanceVarAdr = 0xFFFFFFFF;
LastTls = 0;
CtdRegAdr = 0;
WhereSearch = SEARCH_UNITS;
UnitsSearchFrom = -1;
UnitsSearchText = "";
RTTIsSearchFrom = -1;
RTTIsSearchText = "";
FormsSearchFrom = -1;
FormsSearchText = "";
UnitItemsSearchFrom = -1;
UnitItemsSearchText = "";
TreeSearchFrom = 0;
BranchSearchFrom = 0;
VMTsSearchText = "";
StringsSearchFrom = 0;
StringsSearchText = "";
NamesSearchFrom = 0;
NamesSearchText = "";
//Init Menu
miLoadFile->Enabled = true;
miOpenProject->Enabled = true;
miMRF->Enabled = true;
miSaveProject->Enabled = false;
miSaveDelphiProject->Enabled = false;
miExit->Enabled = true;
miMapGenerator->Enabled = false;
miCommentsGenerator->Enabled = false;
miIDCGenerator->Enabled = false;
miHiewGenerator->Enabled = false;
miLister->Enabled = false;
miClassTreeBuilder->Enabled = false;
miKBTypeInfo->Enabled = false;
miCtdPassword->Enabled = false;
miHex2Double->Enabled = false;
//Init Units
lbUnits->Clear();
miRenameUnit->Enabled = false;
miSearchUnit->Enabled = false;
miSortUnits->Enabled = false;
miCopyList->Enabled = false;
UnitSortField = 0;
miSortUnitsByAdr->Checked = true;
miSortUnitsByOrd->Checked = false;
miSortUnitsByNam->Checked = false;
tsUnits->Enabled = false;
//Init RTTIs
lbRTTIs->Clear();
miSearchRTTI->Enabled = false;
miSortRTTI->Enabled = false;
RTTISortField = 0;
miSortRTTIsByAdr->Checked = true;
miSortRTTIsByKnd->Checked = false;
miSortRTTIsByNam->Checked = false;
tsRTTIs->Enabled = false;
//Init Forms
lbForms->Clear();
lbAliases->Clear();
lClassName->Caption = "";
cbAliases->Clear();
rgViewFormAs->ItemIndex = 0;
tsForms->Enabled = false;
//Init Code
lProcName->Caption = "";
lbCode->Clear();
lbCode->ScrollWidth = 0;
miGoTo->Enabled = false;
miExploreAdr->Enabled = false;
miName->Enabled = false;
miViewProto->Enabled = false;
miEditFunctionC->Enabled = false;
miXRefs->Enabled = false;
miSwitchFlag->Enabled = false;
bEP->Enabled = false;
bDecompile->Enabled = false;
bCodePrev->Enabled = false;
bCodeNext->Enabled = false;
tsCodeView->Enabled = false;
lbCXrefs->Clear();
lbCXrefs->Visible = true;
//Init Strings
lbStrings->Clear();
miSearchString->Enabled = false;
tsStrings->Enabled = false;
//Init Names
lbNames->Clear();
tsNames->Enabled = false;
//Xrefs
lbSXrefs->Clear();
lbSXrefs->Visible = true;
//Init Unit Items
lbUnitItems->Clear();
lbUnitItems->ScrollWidth = 0;
miEditFunctionI->Enabled = false;
miFuzzyScanKB->Enabled = false;
miSearchItem->Enabled = false;
//Init ClassViewer
ClassTreeDone = false;
tvClassesFull->Items->Clear();
tvClassesShort->Items->Clear();
tvClassesShort->BringToFront();
rgViewerMode->ItemIndex = 1; //Short View
tsClassView->Enabled = false;
ClearTreeNodeMap();
ClearClassAdrMap();
Update();
Sleep(0);
ProjectLoaded = false;
ProjectModified = false;
UserKnowledgeBase = false;
SourceIsLibrary = false;
}
//---------------------------------------------------------------------------
PImportNameRec __fastcall TFMain_11011981::GetImportRec(DWORD adr)
{
for (int n = 0; n < ImpFuncList->Count; n++)
{
PImportNameRec recI = (PImportNameRec)ImpFuncList->Items[n];
if (adr == recI->address)
return recI;
}
return 0;
}
//---------------------------------------------------------------------------
void __fastcall TFMain_11011981::FindExports()
{
int pos;
for (int i = 0; i < ExpFuncList->Count; i++)
{
PExportNameRec recE = (PExportNameRec)ExpFuncList->Items[i];
DWORD Adr = recE->address;
if (IsValidImageAdr(Adr) && (pos = Adr2Pos(Adr)) != -1)
{
PInfoRec recN = new InfoRec(pos, ikRefine);
recN->SetName(recE->name);
recN->procInfo->flags = 3; //stdcall
Infos[pos] = recN;
SetFlag(cfProcStart | cfExport, pos);
}
}
}
//---------------------------------------------------------------------------
void __fastcall TFMain_11011981::FindImports()
{
char *b, *e;
int pos;
String name;
for (int i = 0; i < TotalSize - 6; i++)
{
if (Code[i] == 0xFF && Code[i + 1] == 0x25)
{
DWORD adr = *((DWORD*)(Code + i + 2));
PImportNameRec recI = GetImportRec(adr);
if (recI)
{
//name = UnmangleName(recI->name);
if (!Infos[i])
{
PInfoRec recN = new InfoRec(i, ikRefine);
recN->procInfo->procSize = 6;
SetFlag(cfProcStart, i);
SetFlag(cfProcEnd, i + 6);
if (recI->name.Pos("@Initialization$") || recI->name.Pos("@Finalization$"))
{
recN->SetName(recI->module + "." + recI->name);
}
else
{
b = strchr(recI->name.c_str() + 1, '@');
if (b)
{
e = strchr(b + 1, '$');
if (e)
{
if (*(e - 1) != '@')
recN->SetName(String(b + 1, e - b - 1));
else
recN->SetName(String(b + 1, e - b - 2));
if (recI->name.Pos("$bctr$"))
{
recN->ConcatName("@Create");
recN->kind = ikConstructor;
}
else if (recI->name.Pos("$bdtr$"))
{
recN->ConcatName("@Destroy");
recN->kind = ikDestructor;
}
pos = recN->GetName().Pos("@");
if (pos > 1) recN->GetName()[pos] = '.';
}
}
else
recN->SetName(recI->module + "." + recI->name);
}
for (int n = 0; SysProcs[n].name; n++)
{
if (recI->name.Pos(SysProcs[n].name))
{
SysProcs[n].impAdr = Pos2Adr(i);
break;
}
}
SetFlag(cfImport, i);
}
SetFlags(cfCode, i, 6);
}
}
}
}
//---------------------------------------------------------------------------
//"Âøèâàåò" VMT â êîä ñ ïîçèöèè pos
void __fastcall TFMain_11011981::StrapVMT(int pos, int ConstId, MConstInfo* ConstInfo)
{
if (!ConstInfo) return;
//Check dump VMT
BYTE *dump = ConstInfo->Dump;
BYTE *relocs = ConstInfo->Dump + ConstInfo->DumpSz;
bool match = true;
for (int n = 0; n < ConstInfo->DumpSz; n++)
{
if (relocs[n] != 0xFF && Code[pos + n] != dump[n])
{
match = false;
break;
}
}
if (!match) return;
SetFlags(cfData , pos - 4, ConstInfo->DumpSz + 4);
int Idx, Pos, VMTOffset = cVmtSelfPtr + 4;
//"Strap" fixups
//Get used modules array
WORD *uses = KnowledgeBase.GetModuleUses(ConstInfo->ModuleID);
//Begin fixups data
BYTE *p = ConstInfo->Dump + 2*(ConstInfo->DumpSz);
FIXUPINFO fixupInfo;
MProcInfo aInfo; MProcInfo* pInfo = &aInfo;
for (int n = 0; n < ConstInfo->FixupNum; n++)
{
fixupInfo.Type = *p; p++;
fixupInfo.Ofs = *((DWORD*)p); p += 4;
WORD Len = *((WORD*)p); p += 2;
fixupInfo.Name = p; p += Len + 1;
//Name begins with _D - skip it
if (fixupInfo.Name[0] == '_' && fixupInfo.Name[1] == 'D') continue;
//In VMT all fixups has type 'A'
DWORD Adr = *((DWORD*)(Code + pos + fixupInfo.Ofs));
VMTOffset = cVmtSelfPtr + 4 + fixupInfo.Ofs;
if (VMTOffset == cVmtIntfTable)
{
if (IsValidCodeAdr(Adr) && !Infos[Adr2Pos(Adr)])
{
//Strap IntfTable
Idx = KnowledgeBase.GetProcIdx(ConstInfo->ModuleID, fixupInfo.Name, Code + Adr2Pos(Adr));
if (Idx != -1)
{
Idx = KnowledgeBase.ProcOffsets[Idx].NamId;
if (!KnowledgeBase.IsUsedProc(Idx))
{
if (KnowledgeBase.GetProcInfo(Idx, INFO_DUMP | INFO_ARGS, pInfo))
{
StrapProc(Adr2Pos(Adr), Idx, pInfo, true, pInfo->DumpSz);
}
}
}
}
continue;
}
if (VMTOffset == cVmtAutoTable)
{
//Strap AutoTable
//Unknown - no examples
continue;
}
if (VMTOffset == cVmtInitTable)
{
//InitTable ïðåäñòàâëÿåò ñîáîé ññûëêè íà òèïû, êîòîðûå âñòðåòÿòñÿ ïîçæå
continue;
}
if (VMTOffset == cVmtTypeInfo)
{
//Èíôîðìàöèÿ î òèïå óæå îáðàáîòàíà, ïðîïóñêàåì
continue;
}
if (VMTOffset == cVmtFieldTable)
{
//Ïðîïóñêàåì, ïîñêîëüêó áóäåì îáðàáàòûâàòü èíôîðìàöèþ î ïîëÿõ ïîçäíåå
continue;
}
if (VMTOffset == cVmtMethodTable)
{
//Ïðîïóñêàåì, ïîñêîëüêó ìåòîäû áóäóò îáðàáîòàíû ñðåäè ïðî÷èõ ôèêñàïîâ
continue;
}
if (VMTOffset == cVmtDynamicTable)
{
//Ïðîïóñêàåì, ïîñêîëüêó äèíàìè÷åñêèå âûçîâû áóäóò îáðàáîòàíû ñðåäè ïðî÷èõ ôèêñàïîâ
continue;
}
if (VMTOffset == cVmtClassName)
{
//ClassName íå îáðàáàòûâàåì
continue;
}
if (VMTOffset == cVmtParent)
{
//Óêàçûâàåò íà ðîäèòåëüñêèé êëàññ, íå îáðàáàòûâàåì, ïîñêîëüêó îí âñå-ðàâíî âñòðåòèòñÿ îòäåëüíî
continue;
}
if (VMTOffset >= cVmtParent + 4 && VMTOffset <= cVmtDestroy)
{
if (IsValidCodeAdr(Adr) && !Infos[Adr2Pos(Adr)])
{
Idx = KnowledgeBase.GetProcIdx(uses, fixupInfo.Name, Code + Adr2Pos(Adr));
if (Idx != -1)
{
Idx = KnowledgeBase.ProcOffsets[Idx].NamId;
if (!KnowledgeBase.IsUsedProc(Idx))
{
if (KnowledgeBase.GetProcInfo(Idx, INFO_DUMP | INFO_ARGS, pInfo))
{
StrapProc(Adr2Pos(Adr), Idx, pInfo, true, pInfo->DumpSz);
}
}
}
//Code not matched, but prototype may be used
else
{
PInfoRec recN = new InfoRec(Adr2Pos(Adr), ikRefine);
recN->SetName(fixupInfo.Name);
//Prototype???
if (uses)
{
for (int m = 0; uses[m] != 0xFFFF; m++)
{
Idx = KnowledgeBase.GetProcIdx(uses[m], fixupInfo.Name);
if (Idx != -1)
{
Idx = KnowledgeBase.ProcOffsets[Idx].NamId;
if (KnowledgeBase.GetProcInfo(Idx, INFO_ARGS, pInfo))
{
switch (pInfo->MethodKind)
{
case 'C':
recN->kind = ikConstructor;
break;
case 'D':
recN->kind = ikDestructor;
break;
case 'P':
recN->kind = ikProc;
break;
case 'F':
recN->kind = ikFunc;
recN->type = pInfo->TypeDef;
break;
}
if (pInfo->Args)
{
BYTE callKind = pInfo->CallKind;
recN->procInfo->flags |= callKind;
ARGINFO argInfo; BYTE *pp = pInfo->Args; int ss = 8;
for (int k = 0; k < pInfo->ArgsNum; k++)
{
FillArgInfo(k, callKind, &argInfo, &pp, &ss);
recN->procInfo->AddArg(&argInfo);
}
}
//Set kbIdx for fast search
recN->kbIdx = Idx;
recN->procInfo->flags |= PF_KBPROTO;
}
}
}
}
}
}
continue;
}
//Åñëè àäðåñ â êîäîâîì ñåãìåíòå è ñ íèì íå ñâÿçàíî íèêàêîé èíôîðìàöèè
if (IsValidCodeAdr(Adr) && !Infos[Adr2Pos(Adr)])
{
//Íàçâàíèå òèïà?
if (!IsFlagSet(cfRTTI, Adr2Pos(Adr)))
{
//Ïðîöåäóðà?
Idx = KnowledgeBase.GetProcIdx(uses, fixupInfo.Name, Code + Adr2Pos(Adr));
if (Idx != -1)
{
Idx = KnowledgeBase.ProcOffsets[Idx].NamId;
if (!KnowledgeBase.IsUsedProc(Idx))
{
if (KnowledgeBase.GetProcInfo(Idx, INFO_DUMP | INFO_ARGS, pInfo))
{
StrapProc(Adr2Pos(Adr), Idx, pInfo, true, pInfo->DumpSz);
}
}
}
//Code not matched, but prototype may be used
else
{
PInfoRec recN = new InfoRec(Adr2Pos(Adr), ikRefine);
recN->SetName(fixupInfo.Name);
//Prototype???
if (uses)
{
for (int m = 0; uses[m] != 0xFFFF; m++)
{
Idx = KnowledgeBase.GetProcIdx(uses[m], fixupInfo.Name);
if (Idx != -1)
{
Idx = KnowledgeBase.ProcOffsets[Idx].NamId;
if (KnowledgeBase.GetProcInfo(Idx, INFO_ARGS, pInfo))
{
switch (pInfo->MethodKind)
{
case 'C':
recN->kind = ikConstructor;
break;
case 'D':
recN->kind = ikDestructor;
break;
case 'P':
recN->kind = ikProc;
break;
case 'F':
recN->kind = ikFunc;
recN->type = pInfo->TypeDef;
break;
}
if (pInfo->Args)
{
BYTE callKind = pInfo->CallKind;
recN->procInfo->flags |= callKind;
ARGINFO argInfo; BYTE *pp = pInfo->Args; int ss = 8;
for (int k = 0; k < pInfo->ArgsNum; k++)
{
FillArgInfo(k, callKind, &argInfo, &pp, &ss);
recN->procInfo->AddArg(&argInfo);
}
}
//Set kbIdx for fast search
recN->kbIdx = Idx;
recN->procInfo->flags |= PF_KBPROTO;
}
}
}
}
}
}
continue;
}
}
if (uses) delete[] uses;
}
//---------------------------------------------------------------------------
//Check possibility of "straping" procedure (only at the first level)
bool __fastcall TFMain_11011981::StrapCheck(int pos, MProcInfo* ProcInfo)
{
int _ap;
String name, fName, _key;
PInfoRec recN;
if (!ProcInfo) return false;
BYTE *dump = ProcInfo->Dump;
//Fixup data begin
BYTE *p = dump + 2*(ProcInfo->DumpSz);
//If procedure is jmp off_XXXXXXXX, return false
if (*dump == 0xFF && *(dump + 1) == 0x25) return false;
FIXUPINFO fixupInfo;
for (int n = 0; n < ProcInfo->FixupNum; n++)
{
fixupInfo.Type = *p; p++;
fixupInfo.Ofs = *((DWORD*)p); p += 4;
WORD Len = *((WORD*)p); p += 2;
fixupInfo.Name = p; p += Len + 1;
String fName = String(fixupInfo.Name);
//Fixupname begins with "_Dn_" - skip it
if (fName.Pos("_Dn_") == 1) continue;
//Fixupname begins with "_NF_" - skip it
if (fName.Pos("_NF_") == 1) continue;
//Fixupname is "_DV_" - skip it
if (SameText(fName, "_DV_")) continue;
//Fixupname begins with "_DV_"
if (fName.Pos("_DV_") == 1)
{
char c = fName[5];
//Fixupname is _DV_number - skip it
if (c >= '0' && c <= '9') continue;
//Else transfrom fixupname to normal
if (fName[Len] == '_')
fName = fName.SubString(5, Len - 5);
else
fName = fName.SubString(5, Len - 4);
}
//Empty fixupname - skip it
if (fName == "") continue;
DWORD Adr, Ofs, Val = *((DWORD*)(Code + pos + fixupInfo.Ofs));
if (fixupInfo.Type == 'A' || fixupInfo.Type == 'S')
{
Ofs = *((DWORD*)(dump + fixupInfo.Ofs));
Adr = Val - Ofs;
if (IsValidImageAdr(Adr))
{
_ap = Adr2Pos(Adr); recN = GetInfoRec(Adr);
if (recN && recN->HasName())
{
//If not import call just compare names
if (_ap >= 0 && !IsFlagSet(cfImport, _ap))
{
if (!recN->SameName(fName)) return false;
}
//Else may be partial unmatching
else
{
name = ExtractProcName(recN->GetName());
if (!SameText(name, fName) && !SameText(name.SubString(1, name.Length() - 1), fName))
return false;
}
}
}
}
else if (fixupInfo.Type == 'J')
{
Adr = CodeBase + pos + fixupInfo.Ofs + 4 + Val;
if (IsValidCodeAdr(Adr))
{
_ap = Adr2Pos(Adr); recN = GetInfoRec(Adr);
if (recN && recN->HasName())
{
//If not import call just compare names
if (_ap >= 0 && !IsFlagSet(cfImport, _ap))
{
if (!recN->SameName(fName)) return false;
}
//Else may be partial unmatching
else
{
name = ExtractProcName(recN->GetName());
if (!SameText(name, fName))
{
String name1 = name.SubString(1, name.Length() - 1);//Trim last symbol ('A','W') - GetWindowLongW(A)
if (!SameText(fName.SubString(1, name1.Length()), name1)) return false;
}
}
}
}
}
else if (fixupInfo.Type == 'D')
{
Adr = Val;
if (IsValidImageAdr(Adr))
{
recN = GetInfoRec(Adr);
if (recN && recN->HasName())
{
if (!recN->SameName(fName)) return false;
}
}
}
}
return true;
}
//---------------------------------------------------------------------------
//"Strap" procedure ProcIdx int code from position pos
void __fastcall TFMain_11011981::StrapProc(int pos, int ProcIdx, MProcInfo* ProcInfo, bool useFixups, int procSize)
{
if (!ProcInfo) return;
//Citadel!!!
if (SameText(ProcInfo->ProcName, "CtdReg"))
{
if (procSize == 1) return;
CtdRegAdr = Pos2Adr(pos);
}
DWORD ProcStart = Pos2Adr(pos);
DWORD ProcEnd = ProcStart + procSize;
//!!!
if(ProcStart == 0x04061A8)
pos = pos;
String ModuleName = KnowledgeBase.GetModuleName(ProcInfo->ModuleID);
if (!IsUnitExist(ModuleName))
{
//Get unit by pos
PUnitRec recU = GetUnit(Pos2Adr(pos));
if (recU)
{