+++ /dev/null
-// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
-// vim: ts=8 sw=2 smarttab
-/*
- * Ceph - scalable distributed file system
- *
- * Copyright (C) 2004-2006 Sage Weil <sage@newdream.net>
- *
- * This is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License version 2.1, as published by the Free Software
- * Foundation. See file COPYING.
- *
- */
-
-
-#ifndef CEPH_MLOCK_H
-#define CEPH_MLOCK_H
-
-#include "msg/Message.h"
-#include "mds/locks.h"
-
-class MLock : public Message {
- int32_t action; // action type
- int32_t asker; // who is initiating this request
- metareqid_t reqid; // for remote lock requests
-
- __u16 lock_type; // lock object type
- MDSCacheObjectInfo object_info;
-
- bufferlist lockdata; // and possibly some data
-
-public:
- bufferlist& get_data() { return lockdata; }
- int get_asker() { return asker; }
- int get_action() { return action; }
- metareqid_t get_reqid() { return reqid; }
-
- int get_lock_type() { return lock_type; }
- MDSCacheObjectInfo &get_object_info() { return object_info; }
-
- MLock() : Message(MSG_MDS_LOCK) {}
- MLock(int ac, int as) :
- Message(MSG_MDS_LOCK),
- action(ac), asker(as),
- lock_type(0) { }
- MLock(SimpleLock *lock, int ac, int as) :
- Message(MSG_MDS_LOCK),
- action(ac), asker(as),
- lock_type(lock->get_type()) {
- lock->get_parent()->set_object_info(object_info);
- }
- MLock(SimpleLock *lock, int ac, int as, bufferlist& bl) :
- Message(MSG_MDS_LOCK),
- action(ac), asker(as), lock_type(lock->get_type()) {
- lock->get_parent()->set_object_info(object_info);
- lockdata.claim(bl);
- }
-private:
- ~MLock() override {}
-
-public:
- const char *get_type_name() const override { return "ILock"; }
- void print(ostream& out) const override {
- out << "lock(a=" << get_lock_action_name(action)
- << " " << get_lock_type_name(lock_type)
- << " " << object_info
- << ")";
- }
-
- void set_reqid(metareqid_t ri) { reqid = ri; }
- void set_data(const bufferlist& lockdata) {
- this->lockdata = lockdata;
- }
-
- void decode_payload() override {
- bufferlist::iterator p = payload.begin();
- ::decode(asker, p);
- ::decode(action, p);
- ::decode(reqid, p);
- ::decode(lock_type, p);
- ::decode(object_info, p);
- ::decode(lockdata, p);
- }
- void encode_payload(uint64_t features) override {
- ::encode(asker, payload);
- ::encode(action, payload);
- ::encode(reqid, payload);
- ::encode(lock_type, payload);
- ::encode(object_info, payload);
- ::encode(lockdata, payload);
- }
-
-};
-
-#endif