/usr/include/tango/rootattreg.h is in libtango-dev 9.2.5a+dfsg1-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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//
// file : rootattreg.h
//
// description : Include file for the RootAttRegistry and RootAttConfCallBack classes hierarchy.
// These classes are used for the forwarded attribute feature
//
// project : TANGO
//
// author(s) : A.Gotz + E.Taurel
//
// Copyright (C) : 2013,2014,2015
// European Synchrotron Radiation Facility
// BP 220, Grenoble 38043
// FRANCE
//
// This file is part of Tango.
//
// Tango is free software: you can redistribute it and/or modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Tango is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty
// of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License along with Tango.
// If not, see <http://www.gnu.org/licenses/>.
//
// $Revision: 28373 $
//
//===================================================================================================================
#ifndef _ROOTATTREG_H
#define _ROOTATTREG_H
#include <tango.h>
namespace Tango
{
struct NameFwdAttr
{
string local_name; // Local device name
string local_att_name; // Local attribute name
string local_label; // Local attribute label
FwdAttr *fwd_attr;
FwdAttr *fwd_attr_cl;
};
struct UserEvent
{
EventType event_type; // Event type
int event_id; //
};
class RootAttRegistry
{
public:
RootAttRegistry():cbp(this),cbu(this) {}
void add_root_att(string &,string &,string &,string &,FwdAttr *,DeviceImpl *);
void remove_root_att(string &,string &);
DeviceProxy *get_root_att_dp(string &);
DeviceImpl *get_local_dev(string &_s) {return cbp.get_local_dev(_s);}
string get_local_att_name(const string &_s) {return cbp.get_local_att_name(_s);}
void update_label(string &_d,string &_a,string &_l) {string s(_d+'/'+_a);cbp.update_label(s,_l);}
void update_device_impl(string &_n,DeviceImpl *_d) {cbp.update_device_impl(_n,_d);}
void clear_attrdesc(string &,string &);
bool check_root_dev_release(string &);
bool is_event_subscribed(string &,EventType);
void subscribe_user_event(string &,string &,EventType);
void unsubscribe_user_event(string &,string &,EventType);
void auto_unsub();
bool is_root_attribute(string &_s) {return cbp.is_root_att_in_map(_s);}
bool empty() {return dps.empty();}
bool is_root_dev_not_started_err() {return cbp.is_root_dev_not_started_err();}
protected:
bool check_loop(string &,string &,string &,string &);
private:
class RootAttConfCallBack: public Tango::CallBack
{
public:
RootAttConfCallBack(RootAttRegistry *_r):Tango::CallBack(),rar(_r) {ci.cpp_clnt(0);}
virtual void push_event(Tango::AttrConfEventData *);
void add_att(string &,string &,string &,FwdAttr *,DeviceImpl *);
void remove_att(string &);
void clear_attrdesc(string &);
bool is_root_att_in_map(string &);
int count_root_dev(string &);
string get_local_att_name(const string &);
DeviceImpl *get_local_dev(string &);
void update_label(string &,string &);
void update_device_impl(string &,DeviceImpl *);
void update_err_kind(string &,FwdAttError);
void device_restarting(string &);
bool is_root_dev_not_started_err();
private:
ClntIdent ci;
omni_mutex the_lock;
map<string,struct NameFwdAttr> map_attrdesc; // Key is root attribute device_name/att_name
map<string,DeviceImpl *> local_dis; // Key is local device name
RootAttRegistry *rar;
};
class RootAttUserCallBack: public Tango::CallBack
{
public:
RootAttUserCallBack(RootAttRegistry *_r):Tango::CallBack(),rar(_r) {}
virtual void push_event(Tango::EventData *);
virtual void push_event(Tango::DataReadyEventData *);
private:
RootAttRegistry *rar;
vector<string> dummy_vs;
vector<double> dummy_vd;
vector<long> dummy_vl;
};
map<string,DeviceProxy *> dps; // Key is root attribute device name
map<string,int> map_event_id; // Key is root attribute device_name/att_name
map<string,vector<UserEvent> > map_event_id_user; // Key is root attribute device name/att_name
ReadersWritersLock id_user_lock;
RootAttConfCallBack cbp;
RootAttUserCallBack cbu;
};
} // End of Tango namespace
#endif /* _ROOTATTREG_H */
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