46 lines
1.4 KiB
C
46 lines
1.4 KiB
C
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// Copyright 2019 The Chromium Authors
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef BASE_MEMORY_SHARED_MEMORY_HOOKS_H_
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#define BASE_MEMORY_SHARED_MEMORY_HOOKS_H_
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#include "base/memory/read_only_shared_memory_region.h"
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#include "base/memory/unsafe_shared_memory_region.h"
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#include "base/memory/writable_shared_memory_region.h"
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namespace mojo {
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class SharedMemoryUtils;
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namespace core::ipcz_driver {
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class BaseSharedMemoryService;
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}
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} // namespace mojo
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namespace base {
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class SharedMemoryHooks {
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public:
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SharedMemoryHooks() = delete;
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private:
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friend class SharedMemoryHooksTest;
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friend mojo::SharedMemoryUtils;
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friend class mojo::core::ipcz_driver::BaseSharedMemoryService;
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// Allows shared memory region creation to be hooked. Useful for sandboxed
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// processes that are restricted from invoking the platform APIs directly.
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// Intentionally private so callers need to be explicitly friended.
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static void SetCreateHooks(
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ReadOnlySharedMemoryRegion::CreateFunction* read_only_hook,
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UnsafeSharedMemoryRegion::CreateFunction* unsafe_hook,
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WritableSharedMemoryRegion::CreateFunction* writable_hook) {
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ReadOnlySharedMemoryRegion::set_create_hook(read_only_hook);
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UnsafeSharedMemoryRegion::set_create_hook(unsafe_hook);
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WritableSharedMemoryRegion::set_create_hook(writable_hook);
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}
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};
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} // namespace base
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#endif // BASE_MEMORY_SHARED_MEMORY_HOOKS_H_
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