Socket programming

Socket Programming *

Preliminary knowledge

TCP/IP Provisions of the agreement , Network data stream should adopt big end byte order , That is, low address, high byte .
You can call the following library functions to do network byte order and host byte order conversion .

#include <arpa/inet.h>

uint32_t htonl(uint32_t hostlong);
uint16_t htons(uint16_t hostshort);
uint32_t ntohl