Domoticz

Code: Select all

$ echo '4100002240' | nc -w 1 192.168.0.2 49160
SKY 000.001

$ nc -w 1 192.168.0.2 49160
SKY 000.001

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$ echo '4100002240' | nc -w 1 192.168.1.75 49160
SKY 000.001

Code: Select all

#include <sys/socket.h>
#include <sys/types.h>
#include <netinet/in.h>
#include <netdb.h>
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <unistd.h>
#include <errno.h>
#include <arpa/inet.h>
  
int main(int argc, char *argv[])
{
  int sockfd = 0,nin = 0,nout = 0,l = 12;
  char recvBuff[32];
  char sendBuff[9] = {4,1,0,0,0,0,224,0}; 
  struct sockaddr_in serv_addr;
  if(argc < 2)
    {
      printf("\n Usage %s Sky box IP address\n", argv[0]);
      return 0;
    }
  memset(recvBuff, '0' ,sizeof(recvBuff));
  if((sockfd = socket(AF_INET, SOCK_STREAM, 0))< 0)
    {
      printf("\n Error : Could not create socket \n");
      return 1;
    }
  serv_addr.sin_family = AF_INET;
  serv_addr.sin_port = htons(49160);
  serv_addr.sin_addr.s_addr = inet_addr(argv[1]);
  
  if(connect(sockfd, (struct sockaddr *)&serv_addr, sizeof(serv_addr))<0)
    {
      printf("\n Error : Connect Failed \n");
      return 1;
    }
  while (1)
  {
    nin = read(sockfd, recvBuff, 31); 
    if( nin < 0)
      {
        printf("\n Read Error \n");
      }
    if (nin < 24)
    {
      nout = write(sockfd, recvBuff, l);
      if( nout < 0)
        {
          printf("\n Write Error \n");
        }
      l = 1;
    }
    else
    {
      nout = write(sockfd, sendBuff, 8); 
      if( nout < 0)
        {
          printf("\n Write Error \n");
        }
      sendBuff[1] = 0;
      nout = write(sockfd, sendBuff, 8); 
      if( nout < 0)
        {
          printf("\n Write Error \n");
        }
      close(sockfd);
      return 0;
    }
  }
}