From 36d22d82aa202bb199967e9512281e9a53db42c9 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 21:33:14 +0200 Subject: Adding upstream version 115.7.0esr. Signed-off-by: Daniel Baumann --- build/win32/crashinjectdll/crashinjectdll.cpp | 29 +++++++++++++++++++++++++++ 1 file changed, 29 insertions(+) create mode 100644 build/win32/crashinjectdll/crashinjectdll.cpp (limited to 'build/win32/crashinjectdll/crashinjectdll.cpp') diff --git a/build/win32/crashinjectdll/crashinjectdll.cpp b/build/win32/crashinjectdll/crashinjectdll.cpp new file mode 100644 index 0000000000..7ee7e6812d --- /dev/null +++ b/build/win32/crashinjectdll/crashinjectdll.cpp @@ -0,0 +1,29 @@ +/* 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 +#include + +// make sure we only ever spawn one thread +DWORD tid = -1; + +DWORD WINAPI CrashingThread(LPVOID lpParameter) { + // not a very friendly DLL + volatile int* x = (int*)0x0; + *x = 1; + return 0; +} + +BOOL WINAPI DllMain(HANDLE hinstDLL, DWORD dwReason, LPVOID lpvReserved) { + if (tid == (DWORD)-1) + // we have to crash on another thread because LoadLibrary() will + // catch memory access errors and return failure to the calling process + CreateThread(nullptr, // default security attributes + 0, // use default stack size + CrashingThread, // thread function name + nullptr, // argument to thread function + 0, // use default creation flags + &tid); // returns the thread identifier + return TRUE; +} -- cgit v1.2.3