native_client_sdk/src/libraries/nacl_io/socket/packet.h

   1 // Copyright 2013 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 LIBRARIES_NACL_IO_SOCKET_PACKET_H_
   6 #define LIBRARIES_NACL_IO_SOCKET_PACKET_H_
   7
   8 #include "nacl_io/fifo_interface.h"
   9 #include "ppapi/c/pp_resource.h"
  10
  11 #include "sdk_util/macros.h"
  12
  13 namespace nacl_io {
  14
  15 class PepperInterface;
  16
  17 // NOTE: The Packet class always owns the buffer and address.
  18 class Packet {
  19  public:
  20   explicit Packet(PepperInterface* ppapi);
  21   ~Packet();
  22
  23   // Copy the buffer, and address reference
  24   void Copy(const void* buffer, size_t len, PP_Resource addr);
  25
  26   char* buffer() { return buffer_; }
  27   PP_Resource addr() { return addr_; }
  28   size_t len() { return len_; }
  29
  30  private:
  31   PepperInterface* ppapi_;
  32   PP_Resource addr_;
  33   char* buffer_;
  34   size_t len_;
  35
  36   DISALLOW_COPY_AND_ASSIGN(Packet);
  37 };
  38
  39 }  // namespace nacl_io
  40
  41 #endif  // LIBRARIES_NACL_IO_SOCKET_PACKET_H_