chromium/mojo/public/cpp/bindings/lib/buffer.h

// Copyright 2013 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifdef UNSAFE_BUFFERS_BUILD
// TODO(crbug.com/351564777): Remove this and convert code to safer constructs.
#pragma allow_unsafe_buffers
#endif

#ifndef MOJO_PUBLIC_CPP_BINDINGS_LIB_BUFFER_H_
#define MOJO_PUBLIC_CPP_BINDINGS_LIB_BUFFER_H_

#include <stddef.h>
#include <stdint.h>

#include <vector>

#include "base/component_export.h"
#include "base/memory/raw_ptr_exclusion.h"
#include "mojo/public/cpp/system/handle.h"
#include "mojo/public/cpp/system/message.h"

namespace mojo {
namespace internal {

// Buffer provides an interface to allocate memory blocks which are 8-byte
// aligned. It doesn't own the underlying memory. Users must ensure that the
// memory stays valid while using the allocated blocks from Buffer.
//
// A Buffer may be moved around. A moved-from Buffer is reset and may no longer
// be used to Allocate memory unless re-Initialized.
class COMPONENT_EXPORT(MOJO_CPP_BINDINGS_BASE) Buffer { … };

}  // namespace internal
}  // namespace mojo

#endif  // MOJO_PUBLIC_CPP_BINDINGS_LIB_BUFFER_H_