//  Hello World client
#include <zmq.h>
#include <string.h>
#include <stdio.h>
#include <unistd.h>
#include <string>

using std::string;

struct send_msg // 接收指针头
{
    int msgId;
    string msgData;
};

int main (void)
{
    printf ("Connecting to hello world server…\n");
    void *context = zmq_ctx_new ();
    void *requester = zmq_socket (context, ZMQ_REQ);
    zmq_connect (requester, "tcp://localhost:5555");

    int request_nbr;
    for (request_nbr = 0; request_nbr != 10; request_nbr++) {
        char buffer [10];
        //printf ("Sending Hello %d…\n", request_nbr);
        //zmq_send (requester, "HHHHH", 16, 0);
        //zmq_recv (requester, buffer, 10, 0);
        //printf ("Received World %d\n", request_nbr);

        send_msg msg;
        msg.msgId = 1;
        msg.msgData = "First Message";
        printf ("Sending  size: %d,  %d…\n", sizeof(msg),request_nbr);
        zmq_send (requester, &msg, sizeof(msg), 0);
        zmq_recv (requester, buffer, 10, 0);
        printf ("Received %s, %d\n", buffer, request_nbr);

    }
    zmq_close (requester);
    zmq_ctx_destroy (context);
    return 0;
}