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1 // -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
2 // vim: ts=8 sw=2 smarttab
4 * Ceph - scalable distributed file system
6 * Copyright (C) 2004-2006 Sage Weil <sage@newdream.net>
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.
16 #ifndef CEPH_MDENTRYUNLINK_H
17 #define CEPH_MDENTRYUNLINK_H
19 #include <string_view>
21 #include "messages/MMDSOp.h"
23 class MDentryUnlink final
: public MMDSOp
{
25 static constexpr int HEAD_VERSION
= 1;
26 static constexpr int COMPAT_VERSION
= 1;
32 dirfrag_t
get_dirfrag() const { return dirfrag
; }
33 const std::string
& get_dn() const { return dn
; }
35 ceph::buffer::list straybl
;
36 ceph::buffer::list snapbl
;
40 MMDSOp(MSG_MDS_DENTRYUNLINK
, HEAD_VERSION
, COMPAT_VERSION
) { }
41 MDentryUnlink(dirfrag_t df
, std::string_view n
) :
42 MMDSOp(MSG_MDS_DENTRYUNLINK
, HEAD_VERSION
, COMPAT_VERSION
),
45 ~MDentryUnlink() final
{}
48 std::string_view
get_type_name() const override
{ return "dentry_unlink";}
49 void print(std::ostream
& o
) const override
{
50 o
<< "dentry_unlink(" << dirfrag
<< " " << dn
<< ")";
53 void decode_payload() override
{
55 auto p
= payload
.cbegin();
60 void encode_payload(uint64_t features
) override
{
62 encode(dirfrag
, payload
);
64 encode(straybl
, payload
);
67 template<class T
, typename
... Args
>
68 friend boost::intrusive_ptr
<T
> ceph::make_message(Args
&&... args
);
69 template<class T
, typename
... Args
>
70 friend MURef
<T
> crimson::make_message(Args
&&... args
);