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68 lines
1.9 KiB
C++
68 lines
1.9 KiB
C++
// Copyright 2018 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_COMPONENT_CONTEXT_H_
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#define BASE_FUCHSIA_COMPONENT_CONTEXT_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/fuchsia/fidl_interface_request.h"
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#include "base/macros.h"
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#include "base/strings/string_piece.h"
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namespace fidl {
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template <typename Interface>
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class InterfacePtr;
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template <typename Interface>
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class SynchronousInterfacePtr;
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} // namespace fidl
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namespace base {
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namespace fuchsia {
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// Provides access to the component's environment.
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class BASE_EXPORT ComponentContext {
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public:
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explicit ComponentContext(zx::channel service_root);
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~ComponentContext();
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// Returns default ComponentContext instance for the current process. It uses
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// /srv namespace to connect to environment services.
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static ComponentContext* GetDefault();
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// Satisfies the interface |request| by binding the channel to a service.
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zx_status_t ConnectToService(FidlInterfaceRequest request);
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// Same as above, but returns interface pointer instead of taking a request.
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template <typename Interface>
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fidl::InterfacePtr<Interface> ConnectToService() {
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fidl::InterfacePtr<Interface> result;
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ConnectToService(FidlInterfaceRequest(&result));
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return result;
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}
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// Connects to an environment service and returns synchronous interface
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// implementation.
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template <typename Interface>
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fidl::SynchronousInterfacePtr<Interface> ConnectToServiceSync() {
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fidl::SynchronousInterfacePtr<Interface> result;
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ConnectToService(FidlInterfaceRequest(&result));
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return result;
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}
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private:
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zx::channel service_root_;
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DISALLOW_COPY_AND_ASSIGN(ComponentContext);
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};
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} // namespace fuchsia
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} // namespace base
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#endif // BASE_FUCHSIA_COMPONENT_CONTEXT_H_
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