Test network byte order and host sequence

#include <stdlib.h>

#include <errno.h>

#include <string.h>//memset Zero

#include <sys/types.h>

#include <sys/socket.h>//Af_inet

#include <arpa/inet.h>//inet_* header file

#include <netinet/in.h>//struct SOCKADDR_IN

int main (int argc, char** argv)

{

Char szip[] = "192.168.1.100";

struct sockaddr_in addr;

memset (&addr, 0, sizeof (addr));

iint ret = Inet_pton (af_inet, Szip, addr.sin_addr); Network sequence output

printf ("ret =%d\n", ret);

printf ("Sin_addr:%2x\n", addr.sin_addr); //

printf ("S_addr:%2x\n", addr.sin_addr.s_addr);

unsigned long lip = 0XAC100AC4; Host sequence

printf ("Lip:%2x\n", lip);

Lip = htonl (LIP);

printf ("Htonl Lip:%2x", lip);

Char strtemp[16];

ret = Inet_ntop (af_inet, &lip, strtemp, __sock_size__); Network sequence input, string output

printf ("ret =%d\n", ret);

printf ("%s\n", strtemp);

IN_ADDR Myin;

ret = Inet_aton (strtemp, &myin);

printf ("Inet_aton:%2x", myin.s_addr); Network sequence output

printf ("Inet_ntoa:%s\n", Inet_ntoa (Mysin)); Network sequence input

GetChar ();

return 0;

}

Test network byte order and host sequence