Pro-Linux

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#include <stdio.h>
#include <fcntl.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <netdb.h>
#include <netinet/in.h>
#include <syslog.h>
#include <sys/time.h>


#include <arpa/inet.h>


#include <errno.h>
#include <string.h>
#include <iostream>
using namespace std;



typedef struct &#123;
  struct sockaddr_in sin;
  unsigned int sinlen;
  int bindflag;
  int sd;
&#125; SOCKET;


int sclient&#40;SOCKET *sp, char *name, int port&#41;
&#123;
  struct hostent *hostent;
  struct in_addr addr;

  addr.s_addr = inet_addr&#40;"192.168.1.1"&#41;;
  
if&#40;&#40;hostent=gethostbyaddr&#40;&#40;char*&#41;&addr, sizeof&#40;addr&#41;, AF_INET&#41;&#41;==0&#41;
&#123;
	return -2;	
&#125;
  //if  &#40;&#40;hostent=gethostbyaddr&#40;&#40;char*&#41;&addr, sizeof&#40;addr&#41;, AF_INET&#41;&#41;==0&#41;
  //  return -1;



  sp->sin.sin_family=&#40;short&#41;hostent->h_addrtype;
  sp->sin.sin_port=htons&#40;&#40;unsigned short&#41;port&#41;;
  sp->sin.sin_addr.s_addr=*&#40;unsigned long *&#41;hostent->h_addr;
  //connect&#40;&#41;
  if  &#40;&#40;connect&#40;sp->sd,&#40;struct sockaddr *&#41;&sp->sin, sp->sinlen&#41;&#41;==-1&#41;&#123;
    syslog&#40;LOG_INFO,"client-socket&#58; cannot connect to&#58; %s at %d",name,port&#41;;

    return -1;
  &#125;

  return sp->sd;
&#125;



int main&#40;void&#41;
&#123;
  printf&#40;"hello"&#41;;
  SOCKET socket1;
  char host&#91;&#93; = "EiMi";
  
  int a=sclient&#40;&socket1,host,8000&#41;;
  cout<<a;
  

  
  return 0;
&#125;