cereal/msgq/impl_zmq.h

69 lines
1.4 KiB
C++

#pragma once
#include <zmq.h>
#include <string>
#include <vector>
#include "msgq/ipc.h"
#define MAX_POLLERS 128
class ZMQContext : public Context {
private:
void * context = NULL;
public:
ZMQContext();
void * getRawContext() {return context;}
~ZMQContext();
};
class ZMQMessage : public Message {
private:
char * data;
size_t size;
public:
void init(size_t size);
void init(char *data, size_t size);
size_t getSize(){return size;}
char * getData(){return data;}
void close();
~ZMQMessage();
};
class ZMQSubSocket : public SubSocket {
private:
void * sock;
std::string full_endpoint;
public:
int connect(Context *context, std::string endpoint, std::string address, bool conflate=false, bool check_endpoint=true);
void setTimeout(int timeout);
void * getRawSocket() {return sock;}
Message *receive(bool non_blocking=false);
~ZMQSubSocket();
};
class ZMQPubSocket : public PubSocket {
private:
void * sock;
std::string full_endpoint;
int pid = -1;
public:
int connect(Context *context, std::string endpoint, bool check_endpoint=true);
int sendMessage(Message *message);
int send(char *data, size_t size);
bool all_readers_updated();
~ZMQPubSocket();
};
class ZMQPoller : public Poller {
private:
std::vector<SubSocket*> sockets;
zmq_pollitem_t polls[MAX_POLLERS];
size_t num_polls = 0;
public:
void registerSocket(SubSocket *socket);
std::vector<SubSocket*> poll(int timeout);
~ZMQPoller(){}
};