openpilot/cereal/messaging/impl_msgq.hpp

65 lines
1.4 KiB
C++

#pragma once
#include "messaging.hpp"
#include "msgq.hpp"
#include <zmq.h>
#include <string>
#define MAX_POLLERS 128
class MSGQContext : public Context {
private:
void * context = NULL;
public:
MSGQContext();
void * getRawContext() {return context;}
~MSGQContext();
};
class MSGQMessage : public Message {
private:
char * data;
size_t size;
public:
void init(size_t size);
void init(char *data, size_t size);
void takeOwnership(char *data, size_t size);
size_t getSize(){return size;}
char * getData(){return data;}
void close();
~MSGQMessage();
};
class MSGQSubSocket : public SubSocket {
private:
msgq_queue_t * q = NULL;
int timeout;
public:
int connect(Context *context, std::string endpoint, std::string address, bool conflate=false);
void setTimeout(int timeout);
void * getRawSocket() {return (void*)q;}
Message *receive(bool non_blocking=false);
~MSGQSubSocket();
};
class MSGQPubSocket : public PubSocket {
private:
msgq_queue_t * q = NULL;
public:
int connect(Context *context, std::string endpoint);
int sendMessage(Message *message);
int send(char *data, size_t size);
~MSGQPubSocket();
};
class MSGQPoller : public Poller {
private:
std::vector<SubSocket*> sockets;
msgq_pollitem_t polls[MAX_POLLERS];
size_t num_polls = 0;
public:
void registerSocket(SubSocket *socket);
std::vector<SubSocket*> poll(int timeout);
~MSGQPoller(){};
};