michael@0: /* Any copyright is dedicated to the Public Domain.
michael@0:  * http://creativecommons.org/publicdomain/zero/1.0/ */
michael@0: 
michael@0: this.EXPORTED_SYMBOLS = ["CrashTestUtils"];
michael@0: 
michael@0: this.CrashTestUtils = {
michael@0:   // These will be defined using ctypes APIs below.
michael@0:   crash: null,
michael@0:   lockDir: null,
michael@0:   dumpHasStream: null,
michael@0:   dumpHasInstructionPointerMemory: null,
michael@0: 
michael@0:   // Constants for crash()
michael@0:   // Keep these in sync with nsTestCrasher.cpp!
michael@0:   CRASH_INVALID_POINTER_DEREF: 0,
michael@0:   CRASH_PURE_VIRTUAL_CALL:     1,
michael@0:   CRASH_RUNTIMEABORT:          2,
michael@0:   CRASH_OOM:                   3,
michael@0:   CRASH_MOZ_CRASH:             4,
michael@0:   CRASH_ABORT:                 5,
michael@0: 
michael@0:   // Constants for dumpHasStream()
michael@0:   // From google_breakpad/common/minidump_format.h
michael@0:   MD_THREAD_LIST_STREAM:       3,
michael@0:   MD_MEMORY_INFO_LIST_STREAM:  16
michael@0: };
michael@0: 
michael@0: // Grab APIs from the testcrasher shared library
michael@0: Components.utils.import("resource://gre/modules/Services.jsm");
michael@0: Components.utils.import("resource://gre/modules/ctypes.jsm");
michael@0: let dir = Services.dirsvc.get("CurWorkD", Components.interfaces.nsILocalFile);
michael@0: let file = dir.clone();
michael@0: file.append(ctypes.libraryName("testcrasher"));
michael@0: let lib = ctypes.open(file.path);
michael@0: CrashTestUtils.crash = lib.declare("Crash",
michael@0:                                    ctypes.default_abi,
michael@0:                                    ctypes.void_t,
michael@0:                                    ctypes.int16_t);
michael@0: CrashTestUtils.saveAppMemory = lib.declare("SaveAppMemory",
michael@0:                                            ctypes.default_abi,
michael@0:                                            ctypes.uint64_t);
michael@0: 
michael@0: CrashTestUtils.lockDir = lib.declare("LockDir",
michael@0:                                      ctypes.default_abi,
michael@0:                                      ctypes.voidptr_t,   // nsILocalFile*
michael@0:                                      ctypes.voidptr_t);  // nsISupports*
michael@0: 
michael@0: 
michael@0: try {
michael@0:   CrashTestUtils.TryOverrideExceptionHandler = lib.declare("TryOverrideExceptionHandler",
michael@0:                                                            ctypes.default_abi,
michael@0:                                                            ctypes.void_t);
michael@0: }
michael@0: catch(ex) {}
michael@0: 
michael@0: CrashTestUtils.dumpHasStream = lib.declare("DumpHasStream",
michael@0:                                            ctypes.default_abi,
michael@0:                                            ctypes.bool,
michael@0:                                            ctypes.char.ptr,
michael@0:                                            ctypes.uint32_t);
michael@0: 
michael@0: CrashTestUtils.dumpHasInstructionPointerMemory =
michael@0:   lib.declare("DumpHasInstructionPointerMemory",
michael@0:               ctypes.default_abi,
michael@0:               ctypes.bool,
michael@0:               ctypes.char.ptr);
michael@0: 
michael@0: CrashTestUtils.dumpCheckMemory = lib.declare("DumpCheckMemory",
michael@0:                                              ctypes.default_abi,
michael@0:                                              ctypes.bool,
michael@0:                                              ctypes.char.ptr);