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58 lines
2.0 KiB
C++
58 lines
2.0 KiB
C++
// Copyright 2020 The Chromium Authors. All rights reserved.
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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_FUCHSIA_SCOPED_SERVICE_PUBLISHER_H_
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#define BASE_FUCHSIA_SCOPED_SERVICE_PUBLISHER_H_
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#include <memory>
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#include <string>
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#include <utility>
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#include <lib/async/dispatcher.h>
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#include <lib/fidl/cpp/interface_request.h>
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#include <lib/sys/cpp/outgoing_directory.h>
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#include <lib/vfs/cpp/pseudo_dir.h>
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#include <lib/vfs/cpp/service.h>
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#include <lib/zx/channel.h>
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#include "base/base_export.h"
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#include "base/strings/string_piece.h"
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namespace base {
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template <typename Interface>
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class BASE_EXPORT ScopedServicePublisher {
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public:
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// Publishes a public service in the specified |outgoing_directory|.
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// |outgoing_directory| and |handler| must outlive the binding.
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ScopedServicePublisher(sys::OutgoingDirectory* outgoing_directory,
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fidl::InterfaceRequestHandler<Interface> handler,
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base::StringPiece name = Interface::Name_)
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: ScopedServicePublisher(outgoing_directory->GetOrCreateDirectory("svc"),
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std::move(handler), name) {}
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// Publishes a service in the specified |pseudo_dir|. |pseudo_dir| and
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// |handler| must outlive the binding.
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ScopedServicePublisher(vfs::PseudoDir* pseudo_dir,
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fidl::InterfaceRequestHandler<Interface> handler,
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base::StringPiece name = Interface::Name_)
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: pseudo_dir_(pseudo_dir), name_(name) {
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pseudo_dir_->AddEntry(name_,
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std::make_unique<vfs::Service>(std::move(handler)));
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}
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ScopedServicePublisher(const ScopedServicePublisher&) = delete;
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ScopedServicePublisher& operator=(const ScopedServicePublisher&) = delete;
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~ScopedServicePublisher() { pseudo_dir_->RemoveEntry(name_); }
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private:
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vfs::PseudoDir* const pseudo_dir_ = nullptr;
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std::string name_;
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};
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} // namespace base
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#endif // BASE_FUCHSIA_SCOPED_SERVICE_PUBLISHER_H_
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