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Merge branch 'master' into issue/vigembus/13

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This commit is contained in:
Benjamin Höglinger-Stelzer
2019-04-10 21:20:20 +02:00
parent a24657a475 5bf631e8f1
commit f6d635cde5
1 changed files with 37 additions and 0 deletions
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37
src/ViGEmClient.cpp
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@@ -27,6 +27,7 @@ SOFTWARE.
#include <Windows.h>
#include <SetupAPI.h>
#include <initguid.h>
#include <Dbghelp.h>
#include "ViGEm/km/BusShared.h"
#include "ViGEm/Client.h"
@@ -47,6 +48,11 @@ SOFTWARE.
//
#define VIGEM_TARGETS_MAX USHRT_MAX
typedef BOOL(WINAPI *MINIDUMPWRITEDUMP)(HANDLE hProcess, DWORD dwPid, HANDLE hFile, MINIDUMP_TYPE DumpType, CONST PMINIDUMP_EXCEPTION_INFORMATION ExceptionParam, CONST PMINIDUMP_USER_STREAM_INFORMATION UserStreamParam, CONST PMINIDUMP_CALLBACK_INFORMATION CallbackParam);
LONG WINAPI vigem_internal_exception_handler(struct _EXCEPTION_POINTERS* apExceptionInfo);
//
// Represents a driver connection object.
//
@@ -104,8 +110,39 @@ PVIGEM_TARGET FORCEINLINE VIGEM_TARGET_ALLOC_INIT(
}
LONG WINAPI vigem_internal_exception_handler(struct _EXCEPTION_POINTERS* apExceptionInfo)
{
const auto mhLib = LoadLibrary(L"dbghelp.dll");
const auto pDump = reinterpret_cast<MINIDUMPWRITEDUMP>(GetProcAddress(mhLib, "MiniDumpWriteDump"));
const auto hFile = CreateFile(
L"ViGEmClient.dmp",
GENERIC_WRITE,
FILE_SHARE_WRITE,
nullptr,
CREATE_ALWAYS,
FILE_ATTRIBUTE_NORMAL,
nullptr
);
if (hFile != INVALID_HANDLE_VALUE)
{
_MINIDUMP_EXCEPTION_INFORMATION ExInfo;
ExInfo.ThreadId = GetCurrentThreadId();
ExInfo.ExceptionPointers = apExceptionInfo;
ExInfo.ClientPointers = FALSE;
pDump(GetCurrentProcess(), GetCurrentProcessId(), hFile, MiniDumpNormal, &ExInfo, nullptr, nullptr);
CloseHandle(hFile);
}
return EXCEPTION_CONTINUE_SEARCH;
}
PVIGEM_CLIENT vigem_alloc()
{
SetUnhandledExceptionFilter(vigem_internal_exception_handler);
const auto driver = static_cast<PVIGEM_CLIENT>(malloc(sizeof(VIGEM_CLIENT)));
if (!driver)