x64dbg
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TitanEngine
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- changed build directories 

- fixed memory breakpoints (execute+read tested&working)
- removed dllmain.cpp as it was not used
This commit is contained in:
mr.exodia 2014-01-26 15:10:24 +01:00
parent 2d7313ed4c
commit 315f79982b
4 changed files with 18 additions and 53 deletions
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27
TitanEngine/TitanEngine.cpp
View File

@ -17310,11 +17310,10 @@ __declspec(dllexport) void TITCALL DebugLoop()
for(MaximumBreakPoints = 0; MaximumBreakPoints < BreakPointSetCount; MaximumBreakPoints++) for(MaximumBreakPoints = 0; MaximumBreakPoints < BreakPointSetCount; MaximumBreakPoints++)
{ {
ULONG_PTR addr=BreakPointBuffer[MaximumBreakPoints].BreakPointAddress; ULONG_PTR addr=BreakPointBuffer[MaximumBreakPoints].BreakPointAddress;
if(DBGEvent.u.Exception.ExceptionRecord.ExceptionInformation[0] == 1)
bpaddr=(ULONG_PTR)DBGEvent.u.Exception.ExceptionRecord.ExceptionInformation[1]; //page accessed bpaddr=(ULONG_PTR)DBGEvent.u.Exception.ExceptionRecord.ExceptionInformation[1]; //page accessed
else
bpaddr=(ULONG_PTR)DBGEvent.u.Exception.ExceptionRecord.ExceptionAddress; if(((BreakPointBuffer[MaximumBreakPoints].BreakPointType >= UE_MEMORY) && (BreakPointBuffer[MaximumBreakPoints].BreakPointType <= UE_MEMORY_EXECUTE)) && bpaddr>=addr && bpaddr<(addr+BreakPointBuffer[MaximumBreakPoints].BreakPointSize))
if(((BreakPointBuffer[MaximumBreakPoints].BreakPointType >= UE_MEMORY) && (BreakPointBuffer[MaximumBreakPoints].BreakPointType <= UE_MEMORY_EXECUTE)) && bpaddr>=addr && bpaddr<=(addr+BreakPointBuffer[MaximumBreakPoints].BreakPointSize))
{ {
MemoryBpxFound = true; MemoryBpxFound = true;
break; break;
@ -17324,10 +17323,10 @@ __declspec(dllexport) void TITCALL DebugLoop()
{ {
if(BreakPointBuffer[MaximumBreakPoints].BreakPointActive == UE_BPXACTIVE) //memory breakpoint is active if(BreakPointBuffer[MaximumBreakPoints].BreakPointActive == UE_BPXACTIVE) //memory breakpoint is active
{ {
hActiveThread = OpenThread(THREAD_GET_CONTEXT+THREAD_SET_CONTEXT+THREAD_QUERY_INFORMATION, false, DBGEvent.dwThreadId); hActiveThread = OpenThread(THREAD_GET_CONTEXT|THREAD_SET_CONTEXT|THREAD_QUERY_INFORMATION, false, DBGEvent.dwThreadId);
myDBGContext.ContextFlags = CONTEXT_ALL; myDBGContext.ContextFlags = CONTEXT_ALL;
GetThreadContext(hActiveThread, &myDBGContext); GetThreadContext(hActiveThread, &myDBGContext);
DBGCode = DBG_CONTINUE; DBGCode = DBG_CONTINUE; //debugger handled the exception
MemoryBpxCallBack = BreakPointBuffer[MaximumBreakPoints].ExecuteCallBack; MemoryBpxCallBack = BreakPointBuffer[MaximumBreakPoints].ExecuteCallBack;
if(BreakPointBuffer[MaximumBreakPoints].BreakPointType == UE_MEMORY) //READ|WRITE|EXECUTE if(BreakPointBuffer[MaximumBreakPoints].BreakPointType == UE_MEMORY) //READ|WRITE|EXECUTE
{ {
@ -17358,12 +17357,12 @@ __declspec(dllexport) void TITCALL DebugLoop()
} }
else if(BreakPointBuffer[MaximumBreakPoints].BreakPointType == UE_MEMORY_READ) //READ else if(BreakPointBuffer[MaximumBreakPoints].BreakPointType == UE_MEMORY_READ) //READ
{ {
if(BreakPointBuffer[MaximumBreakPoints].MemoryBpxRestoreOnHit != 1) if(BreakPointBuffer[MaximumBreakPoints].MemoryBpxRestoreOnHit != 1) //do not restore the memory breakpoint
{ {
if(DBGEvent.u.Exception.ExceptionRecord.ExceptionInformation[0] == 0) //read operation if(DBGEvent.u.Exception.ExceptionRecord.ExceptionInformation[0] == 0) //read operation
RemoveMemoryBPX(BreakPointBuffer[MaximumBreakPoints].BreakPointAddress, BreakPointBuffer[MaximumBreakPoints].BreakPointSize); RemoveMemoryBPX(BreakPointBuffer[MaximumBreakPoints].BreakPointAddress, BreakPointBuffer[MaximumBreakPoints].BreakPointSize);
} }
else else //restore the memory breakpoint
{ {
if(!(myDBGContext.EFlags & 0x100)) if(!(myDBGContext.EFlags & 0x100))
{ {
@ -17428,7 +17427,7 @@ __declspec(dllexport) void TITCALL DebugLoop()
} }
} }
else else //no write operation, restore breakpoint
{ {
if(!(myDBGContext.EFlags & 0x100)) if(!(myDBGContext.EFlags & 0x100))
{ {
@ -17444,7 +17443,8 @@ __declspec(dllexport) void TITCALL DebugLoop()
{ {
if(BreakPointBuffer[MaximumBreakPoints].MemoryBpxRestoreOnHit != 1) if(BreakPointBuffer[MaximumBreakPoints].MemoryBpxRestoreOnHit != 1)
{ {
if(DBGEvent.u.Exception.ExceptionRecord.ExceptionInformation[0] == 0 && (ULONG_PTR)DBGEvent.u.Exception.ExceptionRecord.ExceptionAddress >= BreakPointBuffer[MaximumBreakPoints].BreakPointAddress && (ULONG_PTR)DBGEvent.u.Exception.ExceptionRecord.ExceptionAddress <= BreakPointBuffer[MaximumBreakPoints].BreakPointAddress + BreakPointBuffer[MaximumBreakPoints].BreakPointSize) //read operation if(DBGEvent.u.Exception.ExceptionRecord.ExceptionInformation[0] == 0 && //read flag
(ULONG_PTR)DBGEvent.u.Exception.ExceptionRecord.ExceptionAddress == DBGEvent.u.Exception.ExceptionRecord.ExceptionInformation[1]) //exception address == read address
RemoveMemoryBPX(BreakPointBuffer[MaximumBreakPoints].BreakPointAddress, BreakPointBuffer[MaximumBreakPoints].BreakPointSize); RemoveMemoryBPX(BreakPointBuffer[MaximumBreakPoints].BreakPointAddress, BreakPointBuffer[MaximumBreakPoints].BreakPointSize);
} }
else else
@ -17458,7 +17458,8 @@ __declspec(dllexport) void TITCALL DebugLoop()
ResetMemBPXSize = BreakPointBuffer[MaximumBreakPoints].BreakPointSize; ResetMemBPXSize = BreakPointBuffer[MaximumBreakPoints].BreakPointSize;
ResetMemBPX = true; ResetMemBPX = true;
} }
if(DBGEvent.u.Exception.ExceptionRecord.ExceptionInformation[0] == 0 && (ULONG_PTR)DBGEvent.u.Exception.ExceptionRecord.ExceptionAddress >= BreakPointBuffer[MaximumBreakPoints].BreakPointAddress && (ULONG_PTR)DBGEvent.u.Exception.ExceptionRecord.ExceptionAddress <= BreakPointBuffer[MaximumBreakPoints].BreakPointAddress + BreakPointBuffer[MaximumBreakPoints].BreakPointSize) //read operation if(DBGEvent.u.Exception.ExceptionRecord.ExceptionInformation[0] == 0 && //read flag
(ULONG_PTR)DBGEvent.u.Exception.ExceptionRecord.ExceptionAddress == DBGEvent.u.Exception.ExceptionRecord.ExceptionInformation[1]) //exception address == read address
{ {
myCustomHandler = (fCustomHandler)(MemoryBpxCallBack); myCustomHandler = (fCustomHandler)(MemoryBpxCallBack);
__try __try
@ -17486,7 +17487,7 @@ __declspec(dllexport) void TITCALL DebugLoop()
} }
else else
{ {
DBGCode = DBG_EXCEPTION_NOT_HANDLED; DBGCode = DBG_EXCEPTION_NOT_HANDLED; //debugger did not handle the exception
} }
} }
else //no memory breakpoint found else //no memory breakpoint found

22
TitanEngine/TitanEngine.vcxproj
View File

@ -60,11 +60,11 @@
<PropertyGroup Label="UserMacros" /> <PropertyGroup Label="UserMacros" />
<PropertyGroup> <PropertyGroup>
<_ProjectFileVersion>10.0.30319.1</_ProjectFileVersion> <_ProjectFileVersion>10.0.30319.1</_ProjectFileVersion>
<OutDir Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">$(SolutionDir)$(Configuration)\</OutDir> <OutDir Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">$(SolutionDir)\$(IntDir)x32</OutDir>
<IntDir Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">$(Configuration)\</IntDir> <IntDir Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">$(Configuration)\x32</IntDir>
<LinkIncremental Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">true</LinkIncremental> <LinkIncremental Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">true</LinkIncremental>
<OutDir Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">$(SolutionDir)$(Platform)\$(Configuration)\</OutDir> <OutDir Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">$(SolutionDir)\$(Configuration)\x64</OutDir>
<IntDir Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">$(Platform)\$(Configuration)\</IntDir> <IntDir Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">$(Configuration)\x64</IntDir>
<LinkIncremental Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">true</LinkIncremental> <LinkIncremental Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">true</LinkIncremental>
<OutDir Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">$(SolutionDir)\$(IntDir)x32</OutDir> <OutDir Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">$(SolutionDir)\$(IntDir)x32</OutDir>
<IntDir Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">$(Configuration)\x32</IntDir> <IntDir Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">$(Configuration)\x32</IntDir>
@ -215,20 +215,6 @@
</Link> </Link>
</ItemDefinitionGroup> </ItemDefinitionGroup>
<ItemGroup> <ItemGroup>
<ClCompile Include="dllmain.cpp">
<PrecompiledHeader Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
</PrecompiledHeader>
<CompileAsManaged Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">false</CompileAsManaged>
<PrecompiledHeader Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
</PrecompiledHeader>
<CompileAsManaged Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">false</CompileAsManaged>
<PrecompiledHeader Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
</PrecompiledHeader>
<CompileAsManaged Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">false</CompileAsManaged>
<PrecompiledHeader Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
</PrecompiledHeader>
<CompileAsManaged Condition="'$(Configuration)|$(Platform)'=='Release|x64'">false</CompileAsManaged>
</ClCompile>
<ClCompile Include="stdafx.cpp"> <ClCompile Include="stdafx.cpp">
<PrecompiledHeader Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">Create</PrecompiledHeader> <PrecompiledHeader Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">Create</PrecompiledHeader>
<PrecompiledHeader Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">Create</PrecompiledHeader> <PrecompiledHeader Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">Create</PrecompiledHeader>

3
TitanEngine/TitanEngine.vcxproj.filters
View File

@ -24,9 +24,6 @@
</Filter> </Filter>
</ItemGroup> </ItemGroup>
<ItemGroup> <ItemGroup>
<ClCompile Include="dllmain.cpp">
<Filter>Source Files</Filter>
</ClCompile>
<ClCompile Include="stdafx.cpp"> <ClCompile Include="stdafx.cpp">
<Filter>Source Files</Filter> <Filter>Source Files</Filter>
</ClCompile> </ClCompile>

19
TitanEngine/dllmain.cpp
View File

@ -1,19 +0,0 @@
// dllmain.cpp : Defines the entry point for the DLL application.
#include "stdafx.h"
/*BOOL APIENTRY DllMain( HMODULE hModule,
DWORD ul_reason_for_call,
LPVOID lpReserved
)
{
switch (ul_reason_for_call)
{
case DLL_PROCESS_ATTACH:
engineHandle = hModule;
case DLL_THREAD_ATTACH:
case DLL_THREAD_DETACH:
case DLL_PROCESS_DETACH:
break;
}
return TRUE;
}*/