--- /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) 2011 New Dream Network
+ *
+ * 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_COMMON_ENTITY_NAME_H
+#define CEPH_COMMON_ENTITY_NAME_H
+
+#include <ifaddrs.h>
+
+#include "msg/msg_types.h"
+
+/* Represents a Ceph entity name.
+ *
+ * For example, mds.0 is the name of the first metadata server.
+ * client
+ */
+struct EntityName
+{
+ EntityName();
+
+ void encode(bufferlist& bl) const {
+ ::encode(type, bl);
+ ::encode(id, bl);
+ }
+ void decode(bufferlist::iterator& bl) {
+ uint32_t type_;
+ std::string id_;
+ ::decode(type_, bl);
+ ::decode(id_, bl);
+ set(type_, id_);
+ }
+
+ const std::string& to_str() const;
+ const char *to_cstr() const;
+ bool from_str(const std::string& s);
+ void set(uint32_t type_, const std::string &id_);
+ int set(const std::string &type_, const std::string &id_);
+ void set_type(uint32_t type_);
+ int set_type(const char *type);
+ void set_id(const std::string &id_);
+ void set_name(entity_name_t n);
+
+ const char* get_type_str() const;
+
+ uint32_t get_type() const { return type; }
+ bool is_osd() const { return get_type() == CEPH_ENTITY_TYPE_OSD; }
+ bool is_mgr() const { return get_type() == CEPH_ENTITY_TYPE_MGR; }
+ bool is_mds() const { return get_type() == CEPH_ENTITY_TYPE_MDS; }
+ bool is_client() const { return get_type() == CEPH_ENTITY_TYPE_CLIENT; }
+ bool is_mon() const { return get_type() == CEPH_ENTITY_TYPE_MON; }
+
+ const char * get_type_name() const;
+ const std::string &get_id() const;
+ bool has_default_id() const;
+
+ static std::string get_valid_types_as_str();
+
+ friend bool operator<(const EntityName& a, const EntityName& b);
+ friend std::ostream& operator<<(std::ostream& out, const EntityName& n);
+ friend bool operator==(const EntityName& a, const EntityName& b);
+ friend bool operator!=(const EntityName& a, const EntityName& b);
+
+private:
+ uint32_t type;
+ std::string id;
+ std::string type_id;
+};
+
+uint32_t str_to_ceph_entity_type(const char * str);
+
+WRITE_CLASS_ENCODER(EntityName)
+
+WRITE_EQ_OPERATORS_2(EntityName, type, id)
+
+#endif