From 6bf0a5cb5034a7e684dcc3500e841785237ce2dd Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 19:32:43 +0200 Subject: Adding upstream version 1:115.7.0. Signed-off-by: Daniel Baumann --- tools/crashreporter/injector/injector.cc | 40 ++++++++++++++++++++++++++++++++ 1 file changed, 40 insertions(+) create mode 100644 tools/crashreporter/injector/injector.cc (limited to 'tools/crashreporter/injector/injector.cc') diff --git a/tools/crashreporter/injector/injector.cc b/tools/crashreporter/injector/injector.cc new file mode 100644 index 0000000000..eeb74038c8 --- /dev/null +++ b/tools/crashreporter/injector/injector.cc @@ -0,0 +1,40 @@ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +#include "linux/handler/exception_handler.h" + +using google_breakpad::ExceptionHandler; + +static ExceptionHandler* gExceptionHandler = nullptr; + +// Flag saying whether to generate a minidump. Can be (probably temporarily) set +// to false when a crash is expected. +bool __attribute__((visibility("default"))) gBreakpadInjectorEnabled = true; + +bool TestEnabled(void* /* context */) { return gBreakpadInjectorEnabled; } + +bool SetGlobalExceptionHandler( + ExceptionHandler::FilterCallback filterCallback, + ExceptionHandler::MinidumpCallback minidumpCallback) { + const char* tempPath = getenv("TMPDIR"); + if (!tempPath) tempPath = "/tmp"; + + google_breakpad::MinidumpDescriptor descriptor(tempPath); + + gExceptionHandler = new ExceptionHandler(descriptor, filterCallback, + minidumpCallback, nullptr, true, -1); + if (!gExceptionHandler) return false; + + return true; +} + +// Called when loading the DLL (eg via LD_PRELOAD, or the JS shell --dll +// option). +void __attribute__((constructor)) SetBreakpadExceptionHandler() { + if (gExceptionHandler) abort(); + + if (!SetGlobalExceptionHandler(TestEnabled, nullptr)) abort(); + + if (!gExceptionHandler) abort(); +} -- cgit v1.2.3