1 files changed, 48 insertions, 0 deletions
diff --git a/tools/memory-profiler/UncensoredAllocator.h b/tools/memory-profiler/UncensoredAllocator.h
new file mode 100644
index 000000000..b9074c738
--- /dev/null
+++ b/tools/memory-profiler/UncensoredAllocator.h
@@ -0,0 +1,48 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=2 et sw=2 tw=80: */
+/* 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 memory_profiler_UncensoredAllocator_h
+#define memory_profiler_UncensoredAllocator_h
+
+#include "mozilla/Attributes.h"
+#include "mozilla/ThreadLocal.h"
+
+#ifdef MOZ_REPLACE_MALLOC
+#include "replace_malloc_bridge.h"
+#endif
+
+class NativeProfiler;
+
+namespace mozilla {
+
+class MallocHook final
+{
+public:
+  static void Initialize();
+  static void Enable(NativeProfiler* aNativeProfiler);
+  static void Disable();
+  static bool Enabled();
+private:
+  static void* SampleNative(void* aAddr, size_t aSize);
+  static void RemoveNative(void* aAddr);
+#ifdef MOZ_REPLACE_MALLOC
+  static MOZ_THREAD_LOCAL(bool) mEnabledTLS;
+  static NativeProfiler* mNativeProfiler;
+  static malloc_hook_table_t mMallocHook;
+#endif
+  friend class AutoUseUncensoredAllocator;
+};
+
+class MOZ_RAII AutoUseUncensoredAllocator final
+{
+public:
+  AutoUseUncensoredAllocator();
+  ~AutoUseUncensoredAllocator();
+};
+
+} // namespace mozilla
+
+#endif // memory_profiler_UncensoredAllocator_h