bin/appmgr/hub/component_hub.h

// Copyright 2018 The Fuchsia Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef GARNET_BIN_APPMGR_HUB_COMPONENT_HUB_H_
#define GARNET_BIN_APPMGR_HUB_COMPONENT_HUB_H_

#include "garnet/bin/appmgr/hub/hub.h"

#include "lib/fxl/macros.h"

#include <fbl/ref_ptr.h>
#include <fs/pseudo-dir.h>
#include <zircon/types.h>

namespace component {

class ComponentHub : public Hub {
 public:
  ComponentHub(fbl::RefPtr<fs::PseudoDir> root);

  zx_status_t SetProcessId(fbl::String koid) {
    return AddEntry("process-id", std::move(koid));
  }

  zx_status_t SetArgs(fbl::String args) {
    return AddEntry("args", std::move(args));
  }

  zx_status_t PublishOut(fbl::RefPtr<fs::Vnode> vn) {
    return AddEntry("out", std::move(vn));
  }

  // Add a list of incoming services that the component has access to.
  zx_status_t AddIncomingServices(fbl::RefPtr<fs::Vnode> incoming_services);

  ~ComponentHub();

 private:
  ComponentHub();

  // Initialize |in_dir_| if it hasn't already been initialized.
  zx_status_t EnsureInDir();

  // "in" directory
  fbl::RefPtr<fs::PseudoDir> in_dir_;

  FXL_DISALLOW_COPY_AND_ASSIGN(ComponentHub);
};

}  // namespace component

#endif  // GARNET_BIN_APPMGR_HUB_COMPONENT_HUB_H_