From 36d22d82aa202bb199967e9512281e9a53db42c9 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 21:33:14 +0200 Subject: Adding upstream version 115.7.0esr. Signed-off-by: Daniel Baumann --- gfx/layers/ipc/RefCountedShmem.h | 48 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 48 insertions(+) create mode 100644 gfx/layers/ipc/RefCountedShmem.h (limited to 'gfx/layers/ipc/RefCountedShmem.h') diff --git a/gfx/layers/ipc/RefCountedShmem.h b/gfx/layers/ipc/RefCountedShmem.h new file mode 100644 index 0000000000..390d6ea25f --- /dev/null +++ b/gfx/layers/ipc/RefCountedShmem.h @@ -0,0 +1,48 @@ +/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* vim: set ts=8 sts=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 MOZILLA_LAYERS_REFCOUNTED_SHMEM_H +#define MOZILLA_LAYERS_REFCOUNTED_SHMEM_H + +#include "mozilla/ipc/Shmem.h" +#include "chrome/common/ipc_message_utils.h" + +namespace mozilla { +namespace ipc { +class IProtocol; +} + +namespace layers { + +// This class is IPDL-defined +class RefCountedShmem; + +// This just implement the methods externally. +class RefCountedShm { + public: + static uint8_t* GetBytes(const RefCountedShmem& aShm); + + static size_t GetSize(const RefCountedShmem& aShm); + + static bool IsValid(const RefCountedShmem& aShm); + + static bool Alloc(mozilla::ipc::IProtocol* aAllocator, size_t aSize, + RefCountedShmem& aShm); + + static void Dealloc(mozilla::ipc::IProtocol* aAllocator, + RefCountedShmem& aShm); + + static int32_t GetReferenceCount(const RefCountedShmem& aShm); + + static int32_t AddRef(const RefCountedShmem& aShm); + + static int32_t Release(const RefCountedShmem& aShm); +}; + +} // namespace layers +} // namespace mozilla + +#endif -- cgit v1.2.3