Files
Jungfraujoch/common/ZMQWrappers.h
2025-03-02 13:15:28 +01:00

85 lines
2.5 KiB
C++

// SPDX-FileCopyrightText: 2024 Filip Leonarski, Paul Scherrer Institute <filip.leonarski@psi.ch>
// SPDX-License-Identifier: GPL-3.0-only
#ifndef JUNGFRAUJOCH_ZMQWRAPPERS_H
#define JUNGFRAUJOCH_ZMQWRAPPERS_H
#include <vector>
#include <thread>
#include <mutex>
#include <zmq.h>
#include "JFJochException.h"
class ZMQContext {
void *context;
public:
ZMQContext();
ZMQContext& NumThreads(int32_t threads);
~ZMQContext();
void *GetContext() const;
};
enum class ZMQSocketType : int {Push = ZMQ_PUSH, Pull = ZMQ_PULL, Req = ZMQ_REQ, Rep = ZMQ_REP,
Pub = ZMQ_PUB, Sub = ZMQ_SUB};
class ZMQMessage {
zmq_msg_t msg;
public:
ZMQMessage();
~ZMQMessage();
ZMQMessage(ZMQMessage &other) = delete;
ZMQMessage& operator=(ZMQMessage &other) = delete;
zmq_msg_t *GetMsg();
size_t size();
const uint8_t *data();
};
class ZMQSocket {
std::mutex m;
ZMQContext context;
ZMQSocketType socket_type;
void *socket;
void SetSocketOption(int32_t option_name, int32_t value);
public:
ZMQSocket(ZMQSocket &socket) = delete;
const ZMQSocket& operator=(ZMQSocket &socket) = delete;
explicit ZMQSocket(ZMQSocketType socket_type);
~ZMQSocket();
void Connect(const std::string& addr);
void Disconnect(const std::string& addr);
void Bind(const std::string& addr);
ZMQSocket &NoReceiveTimeout();
ZMQSocket &ReceiveTimeout(std::chrono::milliseconds input);
ZMQSocket &NoSendTimeout();
ZMQSocket &SendTimeout(std::chrono::milliseconds input);
ZMQSocket &Subscribe(const std::string &topic);
ZMQSocket &SubscribeAll();
ZMQSocket &NoLinger();
ZMQSocket &Conflate(bool input);
ZMQSocket &SendBufferSize(int32_t bytes);
ZMQSocket &ReceiverBufferSize(int32_t bytes);
bool Receive(ZMQMessage& msg, bool blocking = true);
void Send();
bool Send(const void *buf, size_t buf_size, bool blocking = true, bool multipart = false);
void SendZeroCopy(void *data, size_t size,void (*callback)(void *, void *), void *hint);
template <class T> bool Send(const std::vector<T> &buf) {
return Send(buf.data(), buf.size() * sizeof(T));
}
void Send(const int32_t &value);
bool Send(const std::string &s, bool blocking = true, bool multipart = false);
void Send(zmq_msg_t *msg);
ZMQSocket &SendWaterMark(int32_t msgs);
ZMQSocket &ReceiveWaterMark(int32_t msgs);
ZMQSocket &EnableKeepAlive();
std::string GetEndpointName();
};
#endif //JUNGFRAUJOCH_ZMQWRAPPERS_H