1 files changed, 100 insertions, 0 deletions
diff --git a/toolkit/crashreporter/test/CrashTestUtils.sys.mjs b/toolkit/crashreporter/test/CrashTestUtils.sys.mjs
new file mode 100644
index 0000000000..99f5bf4a48
--- /dev/null
+++ b/toolkit/crashreporter/test/CrashTestUtils.sys.mjs
@@ -0,0 +1,100 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+export var CrashTestUtils = {
+  // These will be defined using ctypes APIs below.
+  crash: null,
+  dumpHasStream: null,
+  dumpHasInstructionPointerMemory: null,
+  dumpWin64CFITestSymbols: null,
+
+  // Constants for crash()
+  // Keep these in sync with nsTestCrasher.cpp!
+  CRASH_INVALID_POINTER_DEREF: 0,
+  CRASH_PURE_VIRTUAL_CALL: 1,
+  CRASH_RUNTIMEABORT: 2,
+  CRASH_OOM: 3,
+  CRASH_MOZ_CRASH: 4,
+  CRASH_ABORT: 5,
+  CRASH_UNCAUGHT_EXCEPTION: 6,
+  CRASH_X64CFI_NO_MANS_LAND: 7,
+  CRASH_X64CFI_LAUNCHER: 8,
+  CRASH_X64CFI_UNKNOWN_OPCODE: 9,
+  CRASH_X64CFI_PUSH_NONVOL: 10,
+  CRASH_X64CFI_ALLOC_SMALL: 11,
+  CRASH_X64CFI_ALLOC_LARGE: 12,
+  CRASH_X64CFI_SAVE_NONVOL: 15,
+  CRASH_X64CFI_SAVE_NONVOL_FAR: 16,
+  CRASH_X64CFI_SAVE_XMM128: 17,
+  CRASH_X64CFI_SAVE_XMM128_FAR: 18,
+  CRASH_X64CFI_EPILOG: 19,
+  CRASH_X64CFI_EOF: 20,
+  CRASH_PHC_USE_AFTER_FREE: 21,
+  CRASH_PHC_DOUBLE_FREE: 22,
+  CRASH_PHC_BOUNDS_VIOLATION: 23,
+  CRASH_HEAP_CORRUPTION: 24,
+  CRASH_EXC_GUARD: 25,
+  CRASH_STACK_OVERFLOW: 26,
+
+  // Constants for dumpHasStream()
+  // From google_breakpad/common/minidump_format.h
+  MD_THREAD_LIST_STREAM: 3,
+  MD_MEMORY_INFO_LIST_STREAM: 16,
+};
+
+// Grab APIs from the testcrasher shared library
+import { ctypes } from "resource://gre/modules/ctypes.sys.mjs";
+
+var dir = Services.dirsvc.get("CurWorkD", Ci.nsIFile);
+var file = dir.clone();
+file = file.parent;
+file.append(ctypes.libraryName("testcrasher"));
+var lib = ctypes.open(file.path);
+CrashTestUtils.crash = lib.declare(
+  "Crash",
+  ctypes.default_abi,
+  ctypes.void_t,
+  ctypes.int16_t
+);
+CrashTestUtils.saveAppMemory = lib.declare(
+  "SaveAppMemory",
+  ctypes.default_abi,
+  ctypes.uint64_t
+);
+
+try {
+  CrashTestUtils.TryOverrideExceptionHandler = lib.declare(
+    "TryOverrideExceptionHandler",
+    ctypes.default_abi,
+    ctypes.void_t
+  );
+} catch (ex) {}
+
+CrashTestUtils.dumpHasStream = lib.declare(
+  "DumpHasStream",
+  ctypes.default_abi,
+  ctypes.bool,
+  ctypes.char.ptr,
+  ctypes.uint32_t
+);
+
+CrashTestUtils.dumpHasInstructionPointerMemory = lib.declare(
+  "DumpHasInstructionPointerMemory",
+  ctypes.default_abi,
+  ctypes.bool,
+  ctypes.char.ptr
+);
+
+CrashTestUtils.dumpCheckMemory = lib.declare(
+  "DumpCheckMemory",
+  ctypes.default_abi,
+  ctypes.bool,
+  ctypes.char.ptr
+);
+
+CrashTestUtils.getWin64CFITestFnAddrOffset = lib.declare(
+  "GetWin64CFITestFnAddrOffset",
+  ctypes.default_abi,
+  ctypes.int32_t,
+  ctypes.int16_t
+);