crashpad/handler/win/wer/crashpad_wer_main.cc
Mark Mentovai 6278690abe Update copyright boilerplate, 2022 edition (Crashpad)
sed -i '' -E -e 's/Copyright (.+) The Crashpad Authors\. All rights reserved\.$/Copyright \1 The Crashpad Authors/' $(git grep -El 'Copyright (.+) The Crashpad Authors\. All rights reserved\.$')

Bug: chromium:1098010
Change-Id: I8d6138469ddbe3d281a5d83f64cf918ec2491611
Reviewed-on: https://chromium-review.googlesource.com/c/crashpad/crashpad/+/3878262
Reviewed-by: Joshua Peraza <jperaza@chromium.org>
Commit-Queue: Mark Mentovai <mark@chromium.org>
2022-09-06 23:54:07 +00:00

87 lines
2.8 KiB
C++

// Copyright 2022 The Crashpad Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
// See:
// https://docs.microsoft.com/en-us/windows/win32/api/werapi/nf-werapi-werregisterruntimeexceptionmodule
#include "handler/win/wer/crashpad_wer.h"
#include <Windows.h>
#include <werapi.h>
// Functions that will be exported from the DLL.
extern "C" {
BOOL WINAPI DllMain(HINSTANCE instance, DWORD reason, LPVOID reserved) {
return true;
}
// PFN_WER_RUNTIME_EXCEPTION_EVENT
// pContext is the address of a crashpad::internal::WerRegistration in the
// target process.
HRESULT OutOfProcessExceptionEventCallback(
PVOID pContext,
const PWER_RUNTIME_EXCEPTION_INFORMATION pExceptionInformation,
BOOL* pbOwnershipClaimed,
PWSTR pwszEventName,
PDWORD pchSize,
PDWORD pdwSignatureCount) {
DWORD wanted_exceptions[] = {
0xC0000602, // STATUS_FAIL_FAST_EXCEPTION
0xC0000409, // STATUS_STACK_BUFFER_OVERRUN
};
// Default to not-claiming as bailing out is easier.
*pbOwnershipClaimed = FALSE;
bool result =
crashpad::wer::ExceptionEvent(wanted_exceptions,
sizeof(wanted_exceptions) / sizeof(DWORD),
pContext,
pExceptionInformation);
if (result) {
*pbOwnershipClaimed = TRUE;
// Technically we failed as we terminated the process.
return E_FAIL;
}
// Pass.
return S_OK;
}
// PFN_WER_RUNTIME_EXCEPTION_EVENT_SIGNATURE
HRESULT OutOfProcessExceptionEventSignatureCallback(
PVOID pContext,
const PWER_RUNTIME_EXCEPTION_INFORMATION pExceptionInformation,
DWORD dwIndex,
PWSTR pwszName,
PDWORD pchName,
PWSTR pwszValue,
PDWORD pchValue) {
// We handle everything in the call to OutOfProcessExceptionEventCallback.
// This function should never be called.
return E_FAIL;
}
// PFN_WER_RUNTIME_EXCEPTION_DEBUGGER_LAUNCH
HRESULT OutOfProcessExceptionEventDebuggerLaunchCallback(
PVOID pContext,
const PWER_RUNTIME_EXCEPTION_INFORMATION pExceptionInformation,
PBOOL pbIsCustomDebugger,
PWSTR pwszDebuggerLaunch,
PDWORD pchDebuggerLaunch,
PBOOL pbIsDebuggerAutolaunch) {
// We handle everything in the call to OutOfProcessExceptionEventCallback.
// This function should never be called.
return E_FAIL;
}
} // extern "C"