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GleeBug
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simple software (0xCC) breakpoints working + examples with lambda functions

This commit is contained in:
Mr. eXoDia 2015-08-15 20:13:47 +02:00
parent a2fbad713b
commit 26c71cc6e4
2 changed files with 25 additions and 17 deletions
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12
GleeBug/Debugger.Loop.Exception.cpp
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@ -24,6 +24,16 @@ namespace GleeBug
//set continue status //set continue status
_continueStatus = DBG_CONTINUE; _continueStatus = DBG_CONTINUE;
//set back the instruction pointer
_registers->Gip = info.address;
//restore the original breakpoint byte and do an internal step
_process->MemWrite(info.address, info.internal.software.oldbytes, info.internal.software.size);
_thread->StepInternal(std::bind([this, info]()
{
_process->MemWrite(info.address, info.internal.software.newbytes, info.internal.software.size);
}));
//call the generic callback //call the generic callback
cbBreakpoint(info); cbBreakpoint(info);
@ -39,7 +49,7 @@ namespace GleeBug
if (_thread->isInternalStepping) //handle internal steps if (_thread->isInternalStepping) //handle internal steps
{ {
//set internal status //set internal status
_thread->isSingleStepping = false; _thread->isInternalStepping = false;
_continueStatus = DBG_CONTINUE; _continueStatus = DBG_CONTINUE;
//call the internal step callback //call the internal step callback

30
MyDebugger/MyDebugger.h
View File

@ -8,9 +8,15 @@ using namespace GleeBug;
class MyDebugger : public Debugger class MyDebugger : public Debugger
{ {
protected: protected:
void myBreakpoint(const BreakpointInfo & info) void cbEntryBreakpoint(const BreakpointInfo & info)
{ {
puts("myBreakpoint()"); printf("Reached entry breakpoint! GIP: 0x%p\n",
_registers->Gip());
_thread->StepInto(std::bind([this]()
{
printf("Step after entry breakpoint! GIP: 0x%p\n",
_registers->Gip());
}));
} }
void cbCreateProcessEvent(const CREATE_PROCESS_DEBUG_INFO & createProcess, const ProcessInfo & process) override void cbCreateProcessEvent(const CREATE_PROCESS_DEBUG_INFO & createProcess, const ProcessInfo & process) override
@ -19,7 +25,7 @@ protected:
printf("Process %d created with entry 0x%p\n", printf("Process %d created with entry 0x%p\n",
_debugEvent.dwProcessId, _debugEvent.dwProcessId,
entry); entry);
if(_process->SetBreakpoint(entry, this, &MyDebugger::myBreakpoint)) if(_process->SetBreakpoint(entry, this, &MyDebugger::cbEntryBreakpoint))
printf("Breakpoint set at 0x%p!\n", entry); printf("Breakpoint set at 0x%p!\n", entry);
else else
printf("Failed to set breakpoint at 0x%p...\b", entry); printf("Failed to set breakpoint at 0x%p...\b", entry);
@ -81,25 +87,17 @@ protected:
rip.dwError); rip.dwError);
} }
void boobs() void cbStepSystem()
{ {
printf("(.)Y(.) 0x%p\n", printf("Reached step after system breakpoint, GIP: 0x%p!\n",
_registers->Gip.Get()); _registers->Gip());
}
void gax()
{
printf("GAX: 0x%p = 0x%p = 0x%p\n",
_registers->Get(Registers::R::GAX),
_registers->Gax.Get(),
_registers->Gax());
} }
void cbSystemBreakpoint() override void cbSystemBreakpoint() override
{ {
printf("System breakpoint reached, CIP: 0x%p\n", printf("System breakpoint reached, GIP: 0x%p\n",
_registers->Gip.Get()); _registers->Gip.Get());
_thread->StepInto(this, &MyDebugger::boobs); _thread->StepInto(this, &MyDebugger::cbStepSystem);
} }
void cbInternalError(const std::string & error) override void cbInternalError(const std::string & error) override