/* Sample UDP server */

#include <sys/socket.h>
#include <netinet/in.h>
#include <stdlib.h>
#include <stdio.h>
#include <strings.h>

int main(int argc, char**argv)
{
  int sockfd,n;
  struct sockaddr_in servaddr,cliaddr;
  socklen_t len;
  char mesg[1000];


  sockfd = socket(AF_INET,SOCK_DGRAM,0);
  if(sockfd < 0){
    perror("socket");
    exit(1);
  }

  bzero(&servaddr,sizeof(servaddr));
  servaddr.sin_family = AF_INET;
  servaddr.sin_addr.s_addr=htonl(INADDR_ANY);
  servaddr.sin_port = htons(45005);
  if(bind(sockfd,(struct sockaddr *)&servaddr,sizeof(servaddr)) < 0){
    perror("bind");
    exit(2);
  }

  for (;;)
  {
    len = sizeof(cliaddr);
    n = recvfrom(sockfd,mesg,1000,0,(struct sockaddr *)&cliaddr,&len);
    if(n < 0){
      perror("recvfrom");
      continue;
    }
    if(n==1){
	exit(0);
    }
    mesg[n] = 0;
    printf("[%s]\n",mesg);
  }
}