ipc/attachment_broker_unprivileged.h

   1 // Copyright 2015 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef IPC_ATTACHMENT_BROKER_UNPRIVILEGED_H_
   6 #define IPC_ATTACHMENT_BROKER_UNPRIVILEGED_H_
   7
   8 #include "ipc/attachment_broker.h"
   9 #include "ipc/ipc_export.h"
  10
  11 namespace IPC {
  12
  13 class Endpoint;
  14 class Sender;
  15
  16 // This abstract subclass of AttachmentBroker is intended for use in
  17 // non-privileged processes.
  18 class IPC_EXPORT AttachmentBrokerUnprivileged : public IPC::AttachmentBroker {
  19  public:
  20   AttachmentBrokerUnprivileged();
  21   ~AttachmentBrokerUnprivileged() override;
  22
  23   // In each unprivileged process, exactly one channel should be used to
  24   // communicate brokerable attachments with the broker process.
  25   void DesignateBrokerCommunicationChannel(Endpoint* endpoint);
  26
  27  protected:
  28   IPC::Sender* get_sender() { return sender_; }
  29
  30  private:
  31   // |sender_| is used to send Messages to the privileged broker process.
  32   // |sender_| must live at least as long as this instance.
  33   IPC::Sender* sender_;
  34   DISALLOW_COPY_AND_ASSIGN(AttachmentBrokerUnprivileged);
  35 };
  36
  37 }  // namespace IPC
  38
  39 #endif  // IPC_ATTACHMENT_BROKER_UNPRIVILEGED_H_