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small prettification

This commit is contained in:
Shawn Hoffman 2020-08-18 21:55:00 -07:00
parent 49b9deeb03
commit 2ba4fd960e
1 changed files with 16 additions and 14 deletions
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30
Source/Core/Core/MemTools.cpp
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@ -9,6 +9,7 @@
#include <cstring>
#include <vector>
#include "Common/Assert.h"
#include "Common/CommonFuncs.h"
#include "Common/CommonTypes.h"
#include "Common/MsgHandler.h"
@ -28,30 +29,32 @@ namespace EMM
{
#ifdef _WIN32
static PVOID s_veh_handle;
static LONG NTAPI Handler(PEXCEPTION_POINTERS pPtrs)
{
switch (pPtrs->ExceptionRecord->ExceptionCode)
{
case EXCEPTION_ACCESS_VIOLATION:
{
int accessType = (int)pPtrs->ExceptionRecord->ExceptionInformation[0];
if (accessType == 8) // Rule out DEP
ULONG_PTR access_type = pPtrs->ExceptionRecord->ExceptionInformation[0];
if (access_type == 8) // Rule out DEP
{
return (DWORD)EXCEPTION_CONTINUE_SEARCH;
return EXCEPTION_CONTINUE_SEARCH;
}
// virtual address of the inaccessible data
uintptr_t badAddress = (uintptr_t)pPtrs->ExceptionRecord->ExceptionInformation[1];
CONTEXT* ctx = pPtrs->ContextRecord;
uintptr_t fault_address = (uintptr_t)pPtrs->ExceptionRecord->ExceptionInformation[1];
SContext* ctx = pPtrs->ContextRecord;
if (JitInterface::HandleFault(badAddress, ctx))
if (JitInterface::HandleFault(fault_address, ctx))
{
return (DWORD)EXCEPTION_CONTINUE_EXECUTION;
return EXCEPTION_CONTINUE_EXECUTION;
}
else
{
// Let's not prevent debugging.
return (DWORD)EXCEPTION_CONTINUE_SEARCH;
return EXCEPTION_CONTINUE_SEARCH;
}
}
@ -84,18 +87,17 @@ static LONG NTAPI Handler(PEXCEPTION_POINTERS pPtrs)
void InstallExceptionHandler()
{
// Make sure this is only called once per process execution
// Instead, could make a Uninstall function, but whatever..
static bool handlerInstalled = false;
if (handlerInstalled)
if (s_veh_handle)
return;
AddVectoredExceptionHandler(TRUE, Handler);
handlerInstalled = true;
s_veh_handle = AddVectoredExceptionHandler(TRUE, Handler);
ASSERT(s_veh_handle);
}
void UninstallExceptionHandler()
{
ULONG status = RemoveVectoredExceptionHandler(s_veh_handle);
ASSERT(status);
}
#elif defined(__APPLE__) && !defined(USE_SIGACTION_ON_APPLE)