hl2_src-leak-2017/src/utils/common/tools_minidump.cpp

62 lines
1.9 KiB
C++

//========= Copyright Valve Corporation, All rights reserved. ============//
//
// Purpose:
//
// $NoKeywords: $
//=============================================================================//
#include <windows.h>
#include <dbghelp.h>
#include "tier0/minidump.h"
#include "tools_minidump.h"
static bool g_bToolsWriteFullMinidumps = false;
static ToolsExceptionHandler g_pCustomExceptionHandler = NULL;
// --------------------------------------------------------------------------------- //
// Internal helpers.
// --------------------------------------------------------------------------------- //
static LONG __stdcall ToolsExceptionFilter( struct _EXCEPTION_POINTERS *ExceptionInfo )
{
// Non VMPI workers write a minidump and show a crash dialog like normal.
int iType = MiniDumpNormal;
if ( g_bToolsWriteFullMinidumps )
iType = MiniDumpWithDataSegs | MiniDumpWithIndirectlyReferencedMemory;
WriteMiniDumpUsingExceptionInfo( ExceptionInfo->ExceptionRecord->ExceptionCode, ExceptionInfo, (MINIDUMP_TYPE)iType );
return EXCEPTION_CONTINUE_SEARCH;
}
static LONG __stdcall ToolsExceptionFilter_Custom( struct _EXCEPTION_POINTERS *ExceptionInfo )
{
// Run their custom handler.
g_pCustomExceptionHandler( ExceptionInfo->ExceptionRecord->ExceptionCode, ExceptionInfo );
return EXCEPTION_EXECUTE_HANDLER; // (never gets here anyway)
}
// --------------------------------------------------------------------------------- //
// Interface functions.
// --------------------------------------------------------------------------------- //
void EnableFullMinidumps( bool bFull )
{
g_bToolsWriteFullMinidumps = bFull;
}
void SetupDefaultToolsMinidumpHandler()
{
SetUnhandledExceptionFilter( ToolsExceptionFilter );
}
void SetupToolsMinidumpHandler( ToolsExceptionHandler fn )
{
g_pCustomExceptionHandler = fn;
SetUnhandledExceptionFilter( ToolsExceptionFilter_Custom );
}