WebMar 22, 2024 · struct sockaddr_in. 在谈struct sockaddr_in 之前先说一下sockaddr. sockaddr所在在头文件#include sockaddr的缺陷是:sa_data把目标地址 … WebApr 2, 2024 · 我们 #include 头文件,以便编译器拉入声明。. 所有编译器都需要知道的是,my_class 是一个类,它有一个名为 do_something () 的公共成员函数。. C++. // …
getifaddrs, freeifaddrs获取网卡信息 - 知乎 - 知乎专栏
WebApr 12, 2024 · 入门学习Linux常用必会60个命令实例详解 Linux必学的60个命令 Linux提供了大量的命令,利用它可以有效地完成大量的工作,如磁盘操作、文件存取、目录操作、进程管理、文件权限设定等。所以,在Linux系统上工作离不... WebMay 8, 2011 · broadcast addr: 192.168.125.255. 执行./net_if inet6 1在输出为空。. 第二种方式是使用getifaddrs函数获取,需要包含ifaddrs.h头文件,这种方式可以获得IPV6地址,改写的《UNIX网络编程》中的get_ifi_info函数如下所示:. znet.h. #ifndef __ZNET_H__ #define __ZNET_H__ #include #include #include # ... important parameters of a bug report
freeifaddrs(3) — Arch manual pages
WebApr 25, 2016 · 1 The function getifaddrs () returns the network addresses of a network interface. Usually, network interfaces can have multiple addresses. AF_PACKET: link/ethernet address of an network interface. AF_INET: IPv4 address of the network interface. AF_INET6: IPv6 address of the network interface. Assume you assign one IPv4 … WebThe getnameinfo () function is the inverse of getaddrinfo (3): it converts a socket address to a corresponding host and service, in a protocol-independent manner. It combines the functionality of gethostbyaddr (3) and getservbyport (3), but unlike those functions, getnameinfo () is reentrant and allows programs to eliminate IPv4-versus-IPv6 ... WebThe getifaddrs () function creates a linked list of structures describing the network interfaces of the local system, and stores the address of the first item of the list in *ifap. The list consists of ifaddrs structures, defined as follows: struct ifaddrs {. struct ifaddrs *ifa_next; /* Next item in list */. important parenting virginia beach va