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/* -*- c++ -*- */
/*
* Copyright 2014,2015 Free Software Foundation, Inc.
*
* This file is part of GNU Radio
*
* SPDX-License-Identifier: GPL-3.0-or-later
*
*/
#ifndef RPCSERVER_THRIFT_H
#define RPCSERVER_THRIFT_H
#include "thrift/ControlPort.h"
#include "thrift/gnuradio_types.h"
#include <gnuradio/rpcpmtconverters_thrift.h>
#include <gnuradio/rpcserver_base.h>
#include <boost/format.hpp>
#include <boost/thread/mutex.hpp>
#include <iostream>
#include <map>
#include <sstream>
#include <string>
#define S(x) #x
#define S_(x) S(x)
#define S__LINE__ S_(__LINE__)
class rpcserver_thrift : public virtual rpcserver_base, public GNURadio::ControlPortIf
{
public:
rpcserver_thrift();
virtual ~rpcserver_thrift();
void registerConfigureCallback(const std::string& id,
const configureCallback_t callback);
void unregisterConfigureCallback(const std::string& id);
void registerQueryCallback(const std::string& id, const queryCallback_t callback);
void unregisterQueryCallback(const std::string& id);
void registerHandlerCallback(const std::string& id, const handlerCallback_t callback);
void unregisterHandlerCallback(const std::string& id);
void setKnobs(const GNURadio::KnobMap&);
void getKnobs(GNURadio::KnobMap&, const GNURadio::KnobIDList&);
void getRe(GNURadio::KnobMap&, const GNURadio::KnobIDList&);
void properties(GNURadio::KnobPropMap&, const GNURadio::KnobIDList& knobs);
/*!
* \brief Call this to post a message to the \p port for the block
* identified by \p alias.
*
* The message, \p msg, is passed as a serialized PMT that is then
* passed to the message handler function identified by \p port to
* the block identified by \p alias. The \p alias and \p port
* values are passed as serialized PMT symbols (see
* pmt::intern). The message is whatever PMT format is appropriate
* for the message handler function.
*
* To use this function, the message handler function must have
* been registered (most likely in setup_rpc) in the block during
* construction using rpcbasic_register_handler.
*
* \param alias The alias of the block, which is used to map to the
* real block through the global_block_registry. Passed in
* as a serialized PMT symbol.
* \param port The name of the message port. Passed in as a
* serialized PMT symbol.
* \param msg The actual message to pass to \p port. This is a
* serialized PMT where the PMT is whatever form appropriate
* for the message handler function.
*/
void postMessage(const std::string& alias,
const std::string& port,
const std::string& msg);
virtual void shutdown();
private:
boost::mutex d_callback_map_lock;
typedef std::map<std::string, configureCallback_t> ConfigureCallbackMap_t;
ConfigureCallbackMap_t d_setcallbackmap;
typedef std::map<std::string, queryCallback_t> QueryCallbackMap_t;
QueryCallbackMap_t d_getcallbackmap;
typedef std::map<std::string, handlerCallback_t> HandlerCallbackMap_t;
HandlerCallbackMap_t d_handlercallbackmap;
/*!
* \brief Manages calling the callback function for a message handler posting.
*/
void set_h(const handlerCallback_t& _handlerCallback,
const priv_lvl_t& _cur_priv,
pmt::pmt_t port,
pmt::pmt_t msg)
{
if (cur_priv <= _handlerCallback.priv) {
_handlerCallback.callback->post(port, msg);
} else {
std::cerr << "Message " << _handlerCallback.description
<< " requires PRIVLVL <= " << _handlerCallback.priv
<< " to set, currently at: " << cur_priv << std::endl;
}
}
template <typename T, typename TMap>
struct set_f : public std::unary_function<T, void> {
set_f(TMap& _setcallbackmap, const priv_lvl_t& _cur_priv)
: d_setcallbackmap(_setcallbackmap), cur_priv(_cur_priv)
{
;
}
void operator()(const T& p)
{
ConfigureCallbackMap_t::const_iterator iter(d_setcallbackmap.find(p.first));
if (iter != d_setcallbackmap.end()) {
if (cur_priv <= iter->second.priv) {
(*iter->second.callback)
.post(pmt::PMT_NIL, rpcpmtconverter::To_PMT::instance(p.second));
} else {
std::cerr << "Key " << p.first
<< " requires PRIVLVL <= " << iter->second.priv
<< " to set, currently at: " << cur_priv << std::endl;
}
} else {
throw apache::thrift::TApplicationException(__FILE__ " " S__LINE__);
}
}
TMap& d_setcallbackmap;
const priv_lvl_t& cur_priv;
};
template <typename T, typename TMap>
struct get_f : public std::unary_function<T, void> {
get_f(TMap& _getcallbackmap,
const priv_lvl_t& _cur_priv,
GNURadio::KnobMap& _outknobs)
: d_getcallbackmap(_getcallbackmap), cur_priv(_cur_priv), outknobs(_outknobs)
{
}
void operator()(const T& p)
{
QueryCallbackMap_t::const_iterator iter(d_getcallbackmap.find(p));
if (iter != d_getcallbackmap.end()) {
if (cur_priv <= iter->second.priv) {
outknobs[p] =
rpcpmtconverter::from_pmt((*iter->second.callback).retrieve());
} else {
std::cerr << "Key " << iter->first
<< " requires PRIVLVL: <= " << iter->second.priv
<< " to get, currently at: " << cur_priv << std::endl;
}
} else {
std::stringstream ss;
ss << "Ctrlport Key called with unregistered key (" << p << ")\n";
std::cerr << ss.str();
throw apache::thrift::TApplicationException(__FILE__ " " S__LINE__);
}
}
TMap& d_getcallbackmap;
const priv_lvl_t& cur_priv;
GNURadio::KnobMap& outknobs;
};
template <typename T, typename TMap, typename TKnobMap>
struct get_all_f : public std::unary_function<T, void> {
get_all_f(TMap& _getcallbackmap, const priv_lvl_t& _cur_priv, TKnobMap& _outknobs)
: d_getcallbackmap(_getcallbackmap), cur_priv(_cur_priv), outknobs(_outknobs)
{
;
}
void operator()(const T& p)
{
if (cur_priv <= p.second.priv) {
outknobs[p.first] =
rpcpmtconverter::from_pmt(p.second.callback->retrieve());
} else {
std::cerr << "Key " << p.first << " requires PRIVLVL <= " << p.second.priv
<< " to get, currently at: " << cur_priv << std::endl;
}
}
TMap& d_getcallbackmap;
const priv_lvl_t& cur_priv;
TKnobMap& outknobs;
};
template <typename T, typename TMap, typename TKnobMap>
struct properties_all_f : public std::unary_function<T, void> {
properties_all_f(QueryCallbackMap_t& _getcallbackmap,
const priv_lvl_t& _cur_priv,
GNURadio::KnobPropMap& _outknobs)
: d_getcallbackmap(_getcallbackmap), cur_priv(_cur_priv), outknobs(_outknobs)
{
;
}
void operator()(const T& p)
{
if (cur_priv <= p.second.priv) {
GNURadio::KnobProp prop;
prop.type = GNURadio::KnobType::KNOBDOUBLE;
prop.units = p.second.units;
prop.description = p.second.description;
prop.min = rpcpmtconverter::from_pmt(p.second.min);
prop.max = rpcpmtconverter::from_pmt(p.second.max);
prop.display = static_cast<uint32_t>(p.second.display);
outknobs[p.first] = prop;
} else {
std::cerr << "Key " << p.first << " requires PRIVLVL <= " << p.second.priv
<< " to get, currently at: " << cur_priv << std::endl;
}
}
TMap& d_getcallbackmap;
const priv_lvl_t& cur_priv;
TKnobMap& outknobs;
};
template <class T, typename TMap, typename TKnobMap>
struct properties_f : public std::unary_function<T, void> {
properties_f(TMap& _getcallbackmap,
const priv_lvl_t& _cur_priv,
TKnobMap& _outknobs)
: d_getcallbackmap(_getcallbackmap), cur_priv(_cur_priv), outknobs(_outknobs)
{
;
}
void operator()(const T& p)
{
typename TMap::const_iterator iter(d_getcallbackmap.find(p));
if (iter != d_getcallbackmap.end()) {
if (cur_priv <= iter->second.priv) {
GNURadio::KnobProp prop;
prop.type = GNURadio::KnobType::KNOBDOUBLE;
prop.units = iter->second.units;
prop.description = iter->second.description;
prop.min = rpcpmtconverter::from_pmt(iter->second.min);
prop.max = rpcpmtconverter::from_pmt(iter->second.max);
prop.display = static_cast<uint32_t>(iter->second.display);
outknobs[p] = prop;
} else {
std::cerr << "Key " << iter->first
<< " requires PRIVLVL: <= " << iter->second.priv
<< " to get, currently at: " << cur_priv << std::endl;
}
} else {
throw apache::thrift::TApplicationException(__FILE__ " " S__LINE__);
}
}
TMap& d_getcallbackmap;
const priv_lvl_t& cur_priv;
TKnobMap& outknobs;
};
};
#endif /* RPCSERVER_THRIFT_H */
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