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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
commit | 36d22d82aa202bb199967e9512281e9a53db42c9 (patch) | |
tree | 105e8c98ddea1c1e4784a60a5a6410fa416be2de /build/win32/crashinjectdll | |
parent | Initial commit. (diff) | |
download | firefox-esr-upstream.tar.xz firefox-esr-upstream.zip |
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'build/win32/crashinjectdll')
-rw-r--r-- | build/win32/crashinjectdll/crashinjectdll.cpp | 29 | ||||
-rw-r--r-- | build/win32/crashinjectdll/crashinjectdll.def | 7 | ||||
-rw-r--r-- | build/win32/crashinjectdll/moz.build | 16 |
3 files changed, 52 insertions, 0 deletions
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 <stdio.h> +#include <windows.h> + +// 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; +} diff --git a/build/win32/crashinjectdll/crashinjectdll.def b/build/win32/crashinjectdll/crashinjectdll.def new file mode 100644 index 0000000000..d1ea5602da --- /dev/null +++ b/build/win32/crashinjectdll/crashinjectdll.def @@ -0,0 +1,7 @@ +;+# 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/. + +LIBRARY crashinjectdll +EXPORTS + DllMain diff --git a/build/win32/crashinjectdll/moz.build b/build/win32/crashinjectdll/moz.build new file mode 100644 index 0000000000..ff113f61e6 --- /dev/null +++ b/build/win32/crashinjectdll/moz.build @@ -0,0 +1,16 @@ +# -*- Mode: python; indent-tabs-mode: nil; tab-width: 40 -*- +# vim: set filetype=python: +# 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/. + +SOURCES += [ + "crashinjectdll.cpp", +] + +SharedLibrary("crashinjectdll") + +DEFFILE = "crashinjectdll.def" + +USE_STATIC_LIBS = True +NO_PGO = True |