MQTT-Gateway/command.c

#include <stdlib.h>
#include <stdio.h>
#include <string.h>

#include "network.h"

int main(int argc, char *argv[])
{
    int xPlaneSocket;

    // check argument
    if (argc != 2)
    {
        fprintf(stderr, "Usage: %s <command>\n", argv[0]);
        exit(EXIT_FAILURE);
    }

    // network
    xPlaneSocket = createSocket(SRC_PORT);
    if (xPlaneSocket < 0)
    {
        exit(EXIT_FAILURE);
    }

    // send payload
    if (sendToXPlane(xPlaneSocket, DEST_SERVER, DEST_PORT, "CMND", argv[1], strlen(argv[1])) < 0)
    {
        exit(EXIT_FAILURE);
    }

    // bye bye (and no, I don't care about error anymore; I'll exit anyway?!)
    closeSocket(xPlaneSocket);
    exit(EXIT_SUCCESS);
}