tcp client

                                                  TCP CLIENT PROGRAM

#include<stdio.h>
#include<stdlib.h>
#include<unistd.h>
#include<sys/socket.h>
#include<netinet/in.h>
#include<arpa/inet.h>
int main()
{

 int sfd = socket(AF_INET,SOCK_STREAM,0);
 if(sfd == -1)
 {
  printf("socket error : ");
  perror("socket error : ");
  exit(1);
 }
 else
 {
  printf("socket created successfull sfd : %d\n",sfd);
  struct sockaddr_in server,clinet;
  server.sin_family = AF_INET;
  server.sin_port = htons( 8000);
  server.sin_addr.s_addr = inet_addr("192.168.0.122");
  int c = connect(sfd,(struct sockaddr *)&server,sizeof(server));
  if(c == -1)
  {
   perror("bind failed :");
   exit(1);
  }
  else
  {
   printf("Bind successful\n");
  while(1)
  {
   char buff[50];
   printf("enter a msg to server : \n");
   fgets(buff,50,stdin);
   int w = write(sfd,buff,sizeof(buff));
   if(w == -1)
   {
    perror("write failed:");
    exit(1);
   }
   else
   {
    printf("send successfully\n");
   }
    printf("waiting for msg from sever : \n");
   // char buff[50];
                                int r = read(sfd,buff,sizeof(buff));
                                if(r == -1)
                                {
                                        perror("read failed:");
                                        exit(1);
                                }
                                else
                                {
                                        printf("message read : %s\n",buff);
                                }
   
   }
  }

 exit(0);
 }
}