ceph/src/messages/MCommandReply.h

   1 // -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
   2 // vim: ts=8 sw=2 smarttab
   3 /*
   4  * Ceph - scalable distributed file system
   5  *
   6  * Copyright (C) 2004-2006 Sage Weil <sage@newdream.net>
   7  *
   8  * This is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU Lesser General Public
  10  * License version 2.1, as published by the Free Software
  11  * Foundation.  See file COPYING.
  12  *
  13  */
  14
  15 #ifndef CEPH_MCOMMANDREPLY_H
  16 #define CEPH_MCOMMANDREPLY_H
  17
  18 #include <string_view>
  19
  20 #include "msg/Message.h"
  21 #include "MCommand.h"
  22
  23 class MCommandReply final : public Message {
  24 public:
  25   errorcode32_t r;
  26   std::string rs;
  27
  28   MCommandReply()
  29     : Message{MSG_COMMAND_REPLY} {}
  30   MCommandReply(MCommand *m, int _r)
  31     : Message{MSG_COMMAND_REPLY}, r(_r) {
  32     header.tid = m->get_tid();
  33   }
  34   MCommandReply(int _r, std::string_view s)
  35     : Message{MSG_COMMAND_REPLY},
  36       r(_r), rs(s) { }
  37 private:
  38   ~MCommandReply() final {}
  39
  40 public:
  41   std::string_view get_type_name() const override { return "command_reply"; }
  42   void print(std::ostream& o) const override {
  43     o << "command_reply(tid " << get_tid() << ": " << r << " " << rs << ")";
  44   }
  45
  46   void encode_payload(uint64_t features) override {
  47     using ceph::encode;
  48     encode(r, payload);
  49     encode(rs, payload);
  50   }
  51   void decode_payload() override {
  52     using ceph::decode;
  53     auto p = payload.cbegin();
  54     decode(r, p);
  55     decode(rs, p);
  56   }
  57 };
  58
  59 #endif