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-rw-r--r--tools/fuzzing/interface/FuzzingInterface.cpp67
-rw-r--r--tools/fuzzing/interface/FuzzingInterface.h100
-rw-r--r--tools/fuzzing/interface/moz.build15
-rw-r--r--tools/fuzzing/libfuzzer/FuzzerCustomMain.cpp37
-rw-r--r--tools/fuzzing/libfuzzer/Makefile.in12
-rwxr-xr-xtools/fuzzing/libfuzzer/clone_libfuzzer.sh7
-rw-r--r--tools/fuzzing/libfuzzer/harness/LibFuzzerRegistry.cpp32
-rw-r--r--tools/fuzzing/libfuzzer/harness/LibFuzzerRegistry.h41
-rw-r--r--tools/fuzzing/libfuzzer/harness/LibFuzzerRunner.cpp38
-rw-r--r--tools/fuzzing/libfuzzer/harness/LibFuzzerRunner.h23
-rw-r--r--tools/fuzzing/libfuzzer/harness/LibFuzzerTestHarness.h298
-rw-r--r--tools/fuzzing/libfuzzer/harness/moz.build19
-rw-r--r--tools/fuzzing/libfuzzer/moz.build26
-rw-r--r--tools/fuzzing/moz.build14
14 files changed, 729 insertions, 0 deletions
diff --git a/tools/fuzzing/interface/FuzzingInterface.cpp b/tools/fuzzing/interface/FuzzingInterface.cpp
new file mode 100644
index 000000000..59077f382
--- /dev/null
+++ b/tools/fuzzing/interface/FuzzingInterface.cpp
@@ -0,0 +1,67 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/* 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/. */
+
+/*
+ * Interface implementation for the unified fuzzing interface
+ */
+
+#include "FuzzingInterface.h"
+
+#include "nsNetUtil.h"
+
+namespace mozilla {
+
+#ifdef __AFL_COMPILER
+void afl_interface_stream(const char* testFile, FuzzingTestFuncStream testFunc) {
+ nsresult rv;
+ nsCOMPtr<nsIProperties> dirService =
+ do_GetService(NS_DIRECTORY_SERVICE_CONTRACTID);
+ MOZ_RELEASE_ASSERT(dirService != nullptr);
+ nsCOMPtr<nsIFile> file;
+ rv = dirService->Get(NS_OS_CURRENT_WORKING_DIR,
+ NS_GET_IID(nsIFile), getter_AddRefs(file));
+ MOZ_RELEASE_ASSERT(NS_SUCCEEDED(rv));
+ file->AppendNative(nsDependentCString(testFile));
+ while(__AFL_LOOP(1000)) {
+ nsCOMPtr<nsIInputStream> inputStream;
+ rv = NS_NewLocalFileInputStream(getter_AddRefs(inputStream), file);
+ MOZ_RELEASE_ASSERT(NS_SUCCEEDED(rv));
+ if (!NS_InputStreamIsBuffered(inputStream)) {
+ nsCOMPtr<nsIInputStream> bufStream;
+ rv = NS_NewBufferedInputStream(getter_AddRefs(bufStream),
+ inputStream, 1024);
+ MOZ_RELEASE_ASSERT(NS_SUCCEEDED(rv));
+ inputStream = bufStream;
+ }
+ testFunc(inputStream.forget());
+ }
+}
+
+void afl_interface_raw(const char* testFile, FuzzingTestFuncRaw testFunc) {
+ char* buf = NULL;
+
+ while(__AFL_LOOP(1000)) {
+ std::ifstream is;
+ is.open (testFile, std::ios::binary);
+ is.seekg (0, std::ios::end);
+ int len = is.tellg();
+ is.seekg (0, std::ios::beg);
+ MOZ_RELEASE_ASSERT(len >= 0);
+ if (!len) {
+ is.close();
+ continue;
+ }
+ buf = (char*)realloc(buf, len);
+ MOZ_RELEASE_ASSERT(buf);
+ is.read(buf,len);
+ is.close();
+ testFunc((uint8_t*)buf, (size_t)len);
+ }
+
+ free(buf);
+}
+#endif
+
+} // namespace mozilla
diff --git a/tools/fuzzing/interface/FuzzingInterface.h b/tools/fuzzing/interface/FuzzingInterface.h
new file mode 100644
index 000000000..c2838e807
--- /dev/null
+++ b/tools/fuzzing/interface/FuzzingInterface.h
@@ -0,0 +1,100 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/* 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/. */
+
+/*
+ * Interface definitions for the unified fuzzing interface
+ */
+
+#ifndef FuzzingInterface_h__
+#define FuzzingInterface_h__
+
+#include "gtest/gtest.h"
+#include "nsComponentManagerUtils.h"
+#include "nsCOMPtr.h"
+#include "nsIInputStream.h"
+
+#include "nsDirectoryServiceDefs.h"
+#include "nsIDirectoryService.h"
+#include "nsIFile.h"
+#include "nsStreamUtils.h"
+#include "nsStringStream.h"
+
+#include <fstream>
+
+namespace mozilla {
+
+typedef int(*FuzzingTestFuncRaw)(const uint8_t*, size_t);
+typedef int(*FuzzingTestFuncStream)(nsCOMPtr<nsIInputStream>);
+
+#ifdef __AFL_COMPILER
+void afl_interface_stream(const char* testFile, FuzzingTestFuncStream testFunc);
+void afl_interface_raw(const char* testFile, FuzzingTestFuncRaw testFunc);
+
+#define MOZ_AFL_INTERFACE_COMMON(initFunc) \
+ initFunc(NULL, NULL); \
+ char* testFilePtr = getenv("MOZ_FUZZ_TESTFILE"); \
+ if (!testFilePtr) { \
+ EXPECT_TRUE(false) << "Must specify testfile in MOZ_FUZZ_TESTFILE environment variable."; \
+ return; \
+ } \
+ /* Make a copy of testFilePtr so the testing function can safely call getenv */ \
+ std::string testFile(testFilePtr);
+
+#define MOZ_AFL_INTERFACE_STREAM(initFunc, testFunc, moduleName) \
+ TEST(AFL, moduleName) { \
+ MOZ_AFL_INTERFACE_COMMON(initFunc); \
+ ::mozilla::afl_interface_stream(testFile.c_str(), testFunc); \
+ }
+
+#define MOZ_AFL_INTERFACE_RAW(initFunc, testFunc, moduleName) \
+ TEST(AFL, moduleName) { \
+ MOZ_AFL_INTERFACE_COMMON(initFunc); \
+ ::mozilla::afl_interface_raw(testFile.c_str(), testFunc); \
+ }
+#else
+#define MOZ_AFL_INTERFACE_STREAM(initFunc, testFunc, moduleName) /* Nothing */
+#define MOZ_AFL_INTERFACE_RAW(initFunc, testFunc, moduleName) /* Nothing */
+#endif
+
+#ifdef LIBFUZZER
+#define MOZ_LIBFUZZER_INTERFACE_STREAM(initFunc, testFunc, moduleName) \
+ static int LibFuzzerTest##moduleName (const uint8_t *data, size_t size) { \
+ if (size > INT32_MAX) \
+ return 0; \
+ nsCOMPtr<nsIInputStream> stream; \
+ nsresult rv = NS_NewByteInputStream(getter_AddRefs(stream), \
+ (const char*)data, size, NS_ASSIGNMENT_DEPEND); \
+ MOZ_RELEASE_ASSERT(NS_SUCCEEDED(rv)); \
+ testFunc(stream.forget()); \
+ return 0; \
+ } \
+ static void __attribute__ ((constructor)) LibFuzzerRegister() { \
+ ::mozilla::LibFuzzerRegistry::getInstance().registerModule( \
+ #moduleName, initFunc, LibFuzzerTest##moduleName \
+ ); \
+ }
+
+#define MOZ_LIBFUZZER_INTERFACE_RAW(initFunc, testFunc, moduleName) \
+ static void __attribute__ ((constructor)) LibFuzzerRegister() { \
+ ::mozilla::LibFuzzerRegistry::getInstance().registerModule( \
+ #moduleName, initFunc, testFunc \
+ ); \
+ }
+#else
+#define MOZ_LIBFUZZER_INTERFACE_STREAM(initFunc, testFunc, moduleName) /* Nothing */
+#define MOZ_LIBFUZZER_INTERFACE_RAW(initFunc, testFunc, moduleName) /* Nothing */
+#endif
+
+#define MOZ_FUZZING_INTERFACE_STREAM(initFunc, testFunc, moduleName) \
+ MOZ_LIBFUZZER_INTERFACE_STREAM(initFunc, testFunc, moduleName); \
+ MOZ_AFL_INTERFACE_STREAM(initFunc, testFunc, moduleName);
+
+#define MOZ_FUZZING_INTERFACE_RAW(initFunc, testFunc, moduleName) \
+ MOZ_LIBFUZZER_INTERFACE_RAW(initFunc, testFunc, moduleName); \
+ MOZ_AFL_INTERFACE_RAW(initFunc, testFunc, moduleName);
+
+} // namespace mozilla
+
+#endif // FuzzingInterface_h__
diff --git a/tools/fuzzing/interface/moz.build b/tools/fuzzing/interface/moz.build
new file mode 100644
index 000000000..6b2bb968c
--- /dev/null
+++ b/tools/fuzzing/interface/moz.build
@@ -0,0 +1,15 @@
+# -*- Mode: python; c-basic-offset: 4; 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/.
+
+EXPORTS += [
+ 'FuzzingInterface.h',
+]
+
+SOURCES += [
+ 'FuzzingInterface.cpp',
+]
+
+FINAL_LIBRARY = 'xul-gtest'
diff --git a/tools/fuzzing/libfuzzer/FuzzerCustomMain.cpp b/tools/fuzzing/libfuzzer/FuzzerCustomMain.cpp
new file mode 100644
index 000000000..2293efd95
--- /dev/null
+++ b/tools/fuzzing/libfuzzer/FuzzerCustomMain.cpp
@@ -0,0 +1,37 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ * * 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 <cstdlib>
+
+#include "FuzzerInterface.h"
+#include "FuzzerInternal.h"
+#include "harness/LibFuzzerRegistry.h"
+
+/* This is a wrapper defined in browser/app/nsBrowserApp.cpp,
+ * encapsulating the XRE_ equivalent defined in libxul */
+extern void libFuzzerGetFuncs(const char*, LibFuzzerInitFunc*,
+ LibFuzzerTestingFunc*);
+
+int libfuzzer_main(int argc, char **argv) {
+ LibFuzzerInitFunc initFunc = nullptr;
+ LibFuzzerTestingFunc testingFunc = nullptr;
+
+ libFuzzerGetFuncs(getenv("LIBFUZZER"), &initFunc, &testingFunc);
+
+ if (initFunc) {
+ int ret = initFunc(&argc, &argv);
+ if (ret) {
+ fprintf(stderr, "LibFuzzer: Error: Initialize callback failed\n");
+ return ret;
+ }
+ }
+
+ if (!testingFunc) {
+ fprintf(stderr, "LibFuzzer: Error: No testing callback found\n");
+ return 1;
+ }
+
+ return fuzzer::FuzzerDriver(&argc, &argv, testingFunc);
+}
diff --git a/tools/fuzzing/libfuzzer/Makefile.in b/tools/fuzzing/libfuzzer/Makefile.in
new file mode 100644
index 000000000..7ffe87685
--- /dev/null
+++ b/tools/fuzzing/libfuzzer/Makefile.in
@@ -0,0 +1,12 @@
+# 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 $(topsrcdir)/config/rules.mk
+
+# According to the LLVM docs, LibFuzzer isn't supposed to be built with any
+# sanitizer flags and in fact, building it with ASan coverage currently causes
+# Clang 3.9+ to crash, so we filter out all sanitizer-related flags here.
+CXXFLAGS := $(filter-out -fsanitize%,$(CXXFLAGS))
+CFLAGS := $(filter-out -fsanitize%,$(CFLAGS))
+LDFLAGS := $(filter-out -fsanitize%,$(LDFLAGS))
diff --git a/tools/fuzzing/libfuzzer/clone_libfuzzer.sh b/tools/fuzzing/libfuzzer/clone_libfuzzer.sh
new file mode 100755
index 000000000..6170362ac
--- /dev/null
+++ b/tools/fuzzing/libfuzzer/clone_libfuzzer.sh
@@ -0,0 +1,7 @@
+#!/bin/sh
+
+mkdir tmp/
+git clone --no-checkout --depth 1 https://chromium.googlesource.com/chromium/llvm-project/llvm/lib/Fuzzer tmp/
+mv tmp/.git .
+rm -Rf tmp
+git reset --hard HEAD
diff --git a/tools/fuzzing/libfuzzer/harness/LibFuzzerRegistry.cpp b/tools/fuzzing/libfuzzer/harness/LibFuzzerRegistry.cpp
new file mode 100644
index 000000000..5390c91c2
--- /dev/null
+++ b/tools/fuzzing/libfuzzer/harness/LibFuzzerRegistry.cpp
@@ -0,0 +1,32 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ * * 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 "LibFuzzerRegistry.h"
+
+extern "C" {
+ void MOZ_EXPORT XRE_LibFuzzerGetFuncs(const char* moduleName, LibFuzzerInitFunc* initFunc, LibFuzzerTestingFunc* testingFunc) {
+ std::string moduleNameStr(moduleName);
+ mozilla::LibFuzzerFunctions funcs = mozilla::LibFuzzerRegistry::getInstance().getModuleFunctions(moduleNameStr);
+ *initFunc = funcs.first;
+ *testingFunc = funcs.second;
+ }
+}
+
+namespace mozilla {
+
+LibFuzzerRegistry& LibFuzzerRegistry::getInstance() {
+ static LibFuzzerRegistry instance;
+ return instance;
+}
+
+void LibFuzzerRegistry::registerModule(std::string moduleName, LibFuzzerInitFunc initFunc, LibFuzzerTestingFunc testingFunc) {
+ moduleMap.insert(std::pair<std::string, LibFuzzerFunctions>(moduleName,LibFuzzerFunctions(initFunc, testingFunc)));
+}
+
+LibFuzzerFunctions LibFuzzerRegistry::getModuleFunctions(std::string& moduleName) {
+ return moduleMap[moduleName];
+}
+
+} // namespace mozilla
diff --git a/tools/fuzzing/libfuzzer/harness/LibFuzzerRegistry.h b/tools/fuzzing/libfuzzer/harness/LibFuzzerRegistry.h
new file mode 100644
index 000000000..e459ade33
--- /dev/null
+++ b/tools/fuzzing/libfuzzer/harness/LibFuzzerRegistry.h
@@ -0,0 +1,41 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ * * 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/. */
+
+#ifndef _LibFuzzerRegistry_h__
+#define _LibFuzzerRegistry_h__
+
+#include <cstdint>
+#include <map>
+#include <string>
+#include <utility>
+
+#include "mozilla/Attributes.h"
+
+typedef int(*LibFuzzerMain)(int, char**);
+typedef int(*LibFuzzerInitFunc)(int*, char***);
+typedef int(*LibFuzzerTestingFunc)(const uint8_t*, size_t);
+
+namespace mozilla {
+
+typedef std::pair<LibFuzzerInitFunc, LibFuzzerTestingFunc> LibFuzzerFunctions;
+
+class LibFuzzerRegistry {
+ public:
+ MOZ_EXPORT static LibFuzzerRegistry& getInstance();
+ MOZ_EXPORT void registerModule(std::string moduleName, LibFuzzerInitFunc initFunc, LibFuzzerTestingFunc testingFunc);
+ MOZ_EXPORT LibFuzzerFunctions getModuleFunctions(std::string& moduleName);
+
+ LibFuzzerRegistry(LibFuzzerRegistry const&) = delete;
+ void operator=(LibFuzzerRegistry const&) = delete;
+
+ private:
+ LibFuzzerRegistry() {};
+ std::map<std::string, LibFuzzerFunctions> moduleMap;
+};
+
+} // namespace mozilla
+
+
+#endif // _LibFuzzerRegistry_h__
diff --git a/tools/fuzzing/libfuzzer/harness/LibFuzzerRunner.cpp b/tools/fuzzing/libfuzzer/harness/LibFuzzerRunner.cpp
new file mode 100644
index 000000000..2a57ddac8
--- /dev/null
+++ b/tools/fuzzing/libfuzzer/harness/LibFuzzerRunner.cpp
@@ -0,0 +1,38 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ * * 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 "LibFuzzerRunner.h"
+#include "mozilla/Attributes.h"
+#include "prenv.h"
+
+#include "LibFuzzerTestHarness.h"
+
+namespace mozilla {
+
+// We use a static var 'libFuzzerRunner' defined in nsAppRunner.cpp.
+// libFuzzerRunner is initialized to nullptr but if LibFuzzer (this file)
+// is linked in then libFuzzerRunner will be set here indicating that
+// we want to call into LibFuzzer's main.
+class _InitLibFuzzer {
+public:
+ _InitLibFuzzer() {
+ libFuzzerRunner = new LibFuzzerRunner();
+ }
+} InitLibFuzzer;
+
+int LibFuzzerRunner::Run() {
+ ScopedXPCOM xpcom("LibFuzzer");
+ return mFuzzerMain(mArgc, mArgv);
+}
+
+typedef int(*LibFuzzerMain)(int, char**);
+
+void LibFuzzerRunner::setParams(int argc, char** argv, LibFuzzerMain main) {
+ mArgc = argc;
+ mArgv = argv;
+ mFuzzerMain = main;
+}
+
+} // namespace mozilla
diff --git a/tools/fuzzing/libfuzzer/harness/LibFuzzerRunner.h b/tools/fuzzing/libfuzzer/harness/LibFuzzerRunner.h
new file mode 100644
index 000000000..c2362f4e9
--- /dev/null
+++ b/tools/fuzzing/libfuzzer/harness/LibFuzzerRunner.h
@@ -0,0 +1,23 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ * * 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/. */
+
+namespace mozilla {
+
+typedef int(*LibFuzzerMain)(int, char**);
+
+class LibFuzzerRunner {
+public:
+ int Run();
+ void setParams(int argc, char** argv, LibFuzzerMain main);
+
+private:
+ int mArgc;
+ char** mArgv;
+ LibFuzzerMain mFuzzerMain;
+};
+
+extern LibFuzzerRunner* libFuzzerRunner;
+
+} // namespace mozilla
diff --git a/tools/fuzzing/libfuzzer/harness/LibFuzzerTestHarness.h b/tools/fuzzing/libfuzzer/harness/LibFuzzerTestHarness.h
new file mode 100644
index 000000000..6ac2344e3
--- /dev/null
+++ b/tools/fuzzing/libfuzzer/harness/LibFuzzerTestHarness.h
@@ -0,0 +1,298 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/* 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/. */
+
+/*
+ * Test harness for XPCOM objects, providing a scoped XPCOM initializer,
+ * nsCOMPtr, nsRefPtr, do_CreateInstance, do_GetService, ns(Auto|C|)String,
+ * and stdio.h/stdlib.h.
+ */
+
+#ifndef LibFuzzerTestHarness_h__
+#define LibFuzzerTestHarness_h__
+
+#include "mozilla/ArrayUtils.h"
+
+#include "prenv.h"
+#include "nsComponentManagerUtils.h"
+#include "nsServiceManagerUtils.h"
+#include "nsCOMPtr.h"
+#include "nsAutoPtr.h"
+#include "nsStringGlue.h"
+#include "nsAppDirectoryServiceDefs.h"
+#include "nsDirectoryServiceDefs.h"
+#include "nsDirectoryServiceUtils.h"
+#include "nsIDirectoryService.h"
+#include "nsIFile.h"
+#include "nsIProperties.h"
+#include "nsIObserverService.h"
+#include "nsXULAppAPI.h"
+#include <stdio.h>
+#include <stdlib.h>
+#include <stdarg.h>
+
+namespace {
+
+static uint32_t gFailCount = 0;
+
+/**
+ * Prints the given failure message and arguments using printf, prepending
+ * "TEST-UNEXPECTED-FAIL " for the benefit of the test harness and
+ * appending "\n" to eliminate having to type it at each call site.
+ */
+void fail(const char* msg, ...)
+{
+ va_list ap;
+
+ printf("TEST-UNEXPECTED-FAIL | ");
+
+ va_start(ap, msg);
+ vprintf(msg, ap);
+ va_end(ap);
+
+ putchar('\n');
+ ++gFailCount;
+}
+
+/**
+ * Prints the given success message and arguments using printf, prepending
+ * "TEST-PASS " for the benefit of the test harness and
+ * appending "\n" to eliminate having to type it at each call site.
+ */
+void passed(const char* msg, ...)
+{
+ va_list ap;
+
+ printf("TEST-PASS | ");
+
+ va_start(ap, msg);
+ vprintf(msg, ap);
+ va_end(ap);
+
+ putchar('\n');
+}
+
+//-----------------------------------------------------------------------------
+
+static class ScopedXPCOM : public nsIDirectoryServiceProvider2
+{
+ public:
+ NS_DECL_ISUPPORTS
+
+ explicit ScopedXPCOM(const char* testName,
+ nsIDirectoryServiceProvider *dirSvcProvider = nullptr)
+ : mDirSvcProvider(dirSvcProvider)
+ {
+ mTestName = testName;
+ printf("Running %s tests...\n", mTestName);
+
+ nsresult rv = NS_InitXPCOM2(&mServMgr, nullptr, this);
+ if (NS_FAILED(rv))
+ {
+ fail("NS_InitXPCOM2 returned failure code 0x%x", rv);
+ mServMgr = nullptr;
+ return;
+ }
+ }
+
+ ~ScopedXPCOM()
+ {
+ // If we created a profile directory, we need to remove it.
+ if (mProfD) {
+ nsCOMPtr<nsIObserverService> os =
+ do_GetService(NS_OBSERVERSERVICE_CONTRACTID);
+ MOZ_ASSERT(os);
+ if (os) {
+ MOZ_ALWAYS_SUCCEEDS(os->NotifyObservers(nullptr, "profile-change-net-teardown", nullptr));
+ MOZ_ALWAYS_SUCCEEDS(os->NotifyObservers(nullptr, "profile-change-teardown", nullptr));
+ MOZ_ALWAYS_SUCCEEDS(os->NotifyObservers(nullptr, "profile-before-change", nullptr));
+ MOZ_ALWAYS_SUCCEEDS(os->NotifyObservers(nullptr, "profile-before-change-qm", nullptr));
+ MOZ_ALWAYS_SUCCEEDS(os->NotifyObservers(nullptr, "profile-before-change-telemetry", nullptr));
+ }
+
+ if (NS_FAILED(mProfD->Remove(true))) {
+ NS_WARNING("Problem removing profile directory");
+ }
+
+ mProfD = nullptr;
+ }
+
+ if (mServMgr)
+ {
+ NS_RELEASE(mServMgr);
+ nsresult rv = NS_ShutdownXPCOM(nullptr);
+ if (NS_FAILED(rv))
+ {
+ fail("XPCOM shutdown failed with code 0x%x", rv);
+ exit(1);
+ }
+ }
+
+ printf("Finished running %s tests.\n", mTestName);
+ }
+
+ bool failed()
+ {
+ return mServMgr == nullptr;
+ }
+
+ already_AddRefed<nsIFile> GetProfileDirectory()
+ {
+ if (mProfD) {
+ nsCOMPtr<nsIFile> copy = mProfD;
+ return copy.forget();
+ }
+
+ // Create a unique temporary folder to use for this test.
+ // Note that runcppunittests.py will run tests with a temp
+ // directory as the cwd, so just put something under that.
+ nsCOMPtr<nsIFile> profD;
+ nsresult rv = NS_GetSpecialDirectory(NS_OS_CURRENT_PROCESS_DIR,
+ getter_AddRefs(profD));
+ NS_ENSURE_SUCCESS(rv, nullptr);
+
+ rv = profD->Append(NS_LITERAL_STRING("cpp-unit-profd"));
+ NS_ENSURE_SUCCESS(rv, nullptr);
+
+ rv = profD->CreateUnique(nsIFile::DIRECTORY_TYPE, 0755);
+ NS_ENSURE_SUCCESS(rv, nullptr);
+
+ mProfD = profD;
+ return profD.forget();
+ }
+
+ already_AddRefed<nsIFile> GetGREDirectory()
+ {
+ if (mGRED) {
+ nsCOMPtr<nsIFile> copy = mGRED;
+ return copy.forget();
+ }
+
+ char* env = PR_GetEnv("MOZ_XRE_DIR");
+ nsCOMPtr<nsIFile> greD;
+ if (env) {
+ NS_NewLocalFile(NS_ConvertUTF8toUTF16(env), false,
+ getter_AddRefs(greD));
+ }
+
+ mGRED = greD;
+ return greD.forget();
+ }
+
+ already_AddRefed<nsIFile> GetGREBinDirectory()
+ {
+ if (mGREBinD) {
+ nsCOMPtr<nsIFile> copy = mGREBinD;
+ return copy.forget();
+ }
+
+ nsCOMPtr<nsIFile> greD = GetGREDirectory();
+ if (!greD) {
+ return greD.forget();
+ }
+ greD->Clone(getter_AddRefs(mGREBinD));
+
+#ifdef XP_MACOSX
+ nsAutoCString leafName;
+ mGREBinD->GetNativeLeafName(leafName);
+ if (leafName.Equals("Resources")) {
+ mGREBinD->SetNativeLeafName(NS_LITERAL_CSTRING("MacOS"));
+ }
+#endif
+
+ nsCOMPtr<nsIFile> copy = mGREBinD;
+ return copy.forget();
+ }
+
+ ////////////////////////////////////////////////////////////////////////////
+ //// nsIDirectoryServiceProvider
+
+ NS_IMETHODIMP GetFile(const char *aProperty, bool *_persistent,
+ nsIFile **_result) override
+ {
+ // If we were supplied a directory service provider, ask it first.
+ if (mDirSvcProvider &&
+ NS_SUCCEEDED(mDirSvcProvider->GetFile(aProperty, _persistent,
+ _result))) {
+ return NS_OK;
+ }
+
+ // Otherwise, the test harness provides some directories automatically.
+ if (0 == strcmp(aProperty, NS_APP_USER_PROFILE_50_DIR) ||
+ 0 == strcmp(aProperty, NS_APP_USER_PROFILE_LOCAL_50_DIR) ||
+ 0 == strcmp(aProperty, NS_APP_PROFILE_LOCAL_DIR_STARTUP)) {
+ nsCOMPtr<nsIFile> profD = GetProfileDirectory();
+ NS_ENSURE_TRUE(profD, NS_ERROR_FAILURE);
+
+ nsCOMPtr<nsIFile> clone;
+ nsresult rv = profD->Clone(getter_AddRefs(clone));
+ NS_ENSURE_SUCCESS(rv, rv);
+
+ *_persistent = true;
+ clone.forget(_result);
+ return NS_OK;
+ } else if (0 == strcmp(aProperty, NS_GRE_DIR)) {
+ nsCOMPtr<nsIFile> greD = GetGREDirectory();
+ NS_ENSURE_TRUE(greD, NS_ERROR_FAILURE);
+
+ *_persistent = true;
+ greD.forget(_result);
+ return NS_OK;
+ } else if (0 == strcmp(aProperty, NS_GRE_BIN_DIR)) {
+ nsCOMPtr<nsIFile> greBinD = GetGREBinDirectory();
+ NS_ENSURE_TRUE(greBinD, NS_ERROR_FAILURE);
+
+ *_persistent = true;
+ greBinD.forget(_result);
+ return NS_OK;
+ }
+
+ return NS_ERROR_FAILURE;
+ }
+
+ ////////////////////////////////////////////////////////////////////////////
+ //// nsIDirectoryServiceProvider2
+
+ NS_IMETHODIMP GetFiles(const char *aProperty, nsISimpleEnumerator **_enum) override
+ {
+ // If we were supplied a directory service provider, ask it first.
+ nsCOMPtr<nsIDirectoryServiceProvider2> provider =
+ do_QueryInterface(mDirSvcProvider);
+ if (provider && NS_SUCCEEDED(provider->GetFiles(aProperty, _enum))) {
+ return NS_OK;
+ }
+
+ return NS_ERROR_FAILURE;
+ }
+
+ private:
+ const char* mTestName;
+ nsIServiceManager* mServMgr;
+ nsCOMPtr<nsIDirectoryServiceProvider> mDirSvcProvider;
+ nsCOMPtr<nsIFile> mProfD;
+ nsCOMPtr<nsIFile> mGRED;
+ nsCOMPtr<nsIFile> mGREBinD;
+};
+
+NS_IMPL_QUERY_INTERFACE(
+ ScopedXPCOM,
+ nsIDirectoryServiceProvider,
+ nsIDirectoryServiceProvider2
+)
+
+NS_IMETHODIMP_(MozExternalRefCountType)
+ScopedXPCOM::AddRef()
+{
+ return 2;
+}
+
+NS_IMETHODIMP_(MozExternalRefCountType)
+ScopedXPCOM::Release()
+{
+ return 1;
+}
+
+} // namespace
+
+#endif // LibFuzzerTestHarness_h__
diff --git a/tools/fuzzing/libfuzzer/harness/moz.build b/tools/fuzzing/libfuzzer/harness/moz.build
new file mode 100644
index 000000000..596018cb3
--- /dev/null
+++ b/tools/fuzzing/libfuzzer/harness/moz.build
@@ -0,0 +1,19 @@
+# -*- Mode: python; c-basic-offset: 4; 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/.
+
+Library('fuzzer-runner')
+
+SOURCES += [
+ 'LibFuzzerRegistry.cpp',
+ 'LibFuzzerRunner.cpp',
+]
+
+EXPORTS += [
+ 'LibFuzzerRegistry.h',
+ 'LibFuzzerRunner.h',
+]
+
+FINAL_LIBRARY = "xul"
diff --git a/tools/fuzzing/libfuzzer/moz.build b/tools/fuzzing/libfuzzer/moz.build
new file mode 100644
index 000000000..b37afdf9c
--- /dev/null
+++ b/tools/fuzzing/libfuzzer/moz.build
@@ -0,0 +1,26 @@
+# -*- Mode: python; c-basic-offset: 4; 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/.
+
+Library('fuzzer')
+
+DIRS += [
+ 'harness',
+]
+
+SOURCES += [
+ 'FuzzerCrossOver.cpp',
+ 'FuzzerCustomMain.cpp',
+ 'FuzzerDriver.cpp',
+ 'FuzzerExtFunctionsDlsym.cpp',
+ 'FuzzerExtFunctionsWeak.cpp',
+ 'FuzzerIO.cpp',
+ 'FuzzerLoop.cpp',
+ 'FuzzerMutate.cpp',
+ 'FuzzerSHA1.cpp',
+ 'FuzzerTracePC.cpp',
+ 'FuzzerTraceState.cpp',
+ 'FuzzerUtil.cpp',
+]
diff --git a/tools/fuzzing/moz.build b/tools/fuzzing/moz.build
new file mode 100644
index 000000000..a9ac90e87
--- /dev/null
+++ b/tools/fuzzing/moz.build
@@ -0,0 +1,14 @@
+# -*- Mode: python; c-basic-offset: 4; 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/.
+
+DIRS += [
+ 'interface',
+]
+
+if CONFIG['LIBFUZZER']:
+ DIRS += [
+ 'libfuzzer',
+ ]