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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set sw=2 ts=8 et tw=80 ft=cpp : */

/* 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/. */

include protocol PNecko;

include "mozilla/net/NeckoMessageUtils.h";

using struct mozilla::void_t from "ipc/IPCMessageUtils.h";

struct TCPError {
  nsString name;
  nsString message;
};

union SendableData {
  uint8_t[];
  nsCString;
};

union CallbackData {
  void_t;
  SendableData;
  TCPError;
};

namespace mozilla {
namespace net {

//-------------------------------------------------------------------
protocol PTCPSocket
{
  manager PNecko;

parent:
  // Forward calling to child's open() method to parent, expect TCPOptions
  // is expanded to |useSSL| (from TCPOptions.useSecureTransport) and
  // |binaryType| (from TCPOption.binaryType).
  Open(nsString host, uint16_t port, bool useSSL, bool useArrayBuffers);

  // Ask parent to open a socket and bind the newly-opened socket to a local
  // address specified in |localAddr| and |localPort|.
  OpenBind(nsCString host, uint16_t port,
           nsCString localAddr, uint16_t localPort,
           bool useSSL, bool aUseArrayBuffers);

  // When child's send() is called, this message requrests parent to send
  // data and update it's trackingNumber.
  Data(SendableData data, uint32_t trackingNumber);

  // Forward calling to child's upgradeToSecure() method to parent.
  StartTLS();

  // Forward calling to child's send() method to parent.
  Suspend();

  // Forward calling to child's resume() method to parent.
  Resume();

  // Forward calling to child's close() method to parent.
  Close();

child:
  // Forward events that are dispatched by parent.
  Callback(nsString type, CallbackData data, uint32_t readyState);

  // Update child's bufferedAmount when parent's bufferedAmount is updated.
  // trackingNumber is also passed back to child to ensure the bufferedAmount
  // is corresponding the last call to send().
  UpdateBufferedAmount(uint32_t bufferedAmount, uint32_t trackingNumber);

both:
  RequestDelete();
  __delete__();
};


} // namespace net
} // namespace mozilla