C++ htonl inaddr_any
WebOct 29, 2008 · Your client tries to connect to address INADDR_ANY, which makes no sense to the network stack. It is like dropping a letter in the post with no address on it. You need to specify a proper IP address for the socket so that it knows where to connect to. INADDR_ANY is only used with bind for incoming connections, like you are doing with … Websmaryus 2014-01-01 15:08:45 3696 2 c++/ c/ macos/ sockets Question I have to make an app using C sockets on Mac-OS that sends data from one socket to other socket, like this.
C++ htonl inaddr_any
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WebThe newly created socket exists on the machine that the program is running on. Rather than finding and using the machine’s Internet address, this example specifies INADDR_ANY as the host address; the system replaces that with the machine’s actual address. Web这很奇怪,我不知道怎么可能。有什么想法吗? 好的,看来问题在于如何使用 man2 accept : addrlen 参数是一个值结果参数:调用方必须初始化它以包含addr指向的结构的大小(字节);返回时,它将包含对等地址的实际大小. 如果提供的缓冲区太小,返回的地址将被截断;在这种情况下,
WebC server.sin_addr.s_addr =inet_addr (argv [1]); This tutorial shows you how to use inet_addr . inet_addr is defined in header arpa/inet.h . In short, the inet_addr does Internet address manipulation. All Internet addresses are returned in network order (bytes ordered from left … WebC++ (Cpp) inet_pton - 30 examples found. These are the top rated real world C++ (Cpp) examples of inet_pton extracted from open source projects. You can rate examples to help us improve the quality of examples. Programming Language: C++ (Cpp) Method/Function: inet_pton Examples at hotexamples.com: 30 Example #1 0 Show file
WebApr 9, 2024 · poll () 函数是一个系统调用,用于在一个文件描述符数组中等待多个文件描述符上的 I/O 事件,并返回就绪的文件描述符的数量。. 它与 select () 函数类似,但提供了更好的性能。. timeout:等待事件的超时时间,单位是毫秒。. 如果超过这个时间仍然没有任何事件 ... WebMar 20, 2024 · INADDR_ANY 表示监听0.0.0.0地址,socket只绑定端口,不绑定本主机的某个特定ip,让路由表决定传到哪个ip(0.0.0.0地址表示所有地址、不确定地址、任意地 …
WebFeb 23, 2007 · mc_addr.sin_addr.s_addr = htonl(INADDR_ANY); mc_addr.sin_port = htons(mc_port); /* bind to multicast address to socket */ if ((bind(sock, (struct sockaddr *) &mc_addr, sizeof(mc_addr))) < 0) { perror("bind() failed"); //exit(1); /* construct an IGMP join request structure */ mc_req.imr_multiaddr.s_addr = inet_addr(mc_addr_str);
WebAug 31, 2024 · 例如htonl表示将32位的长整数从主机字节序转换为网络字节序,例如将IP地址转换后准备发送。 ... 所以出现INADDR_ANY,你只需绑定INADDR_ANY,管理一个套接字就行,不管数据是从哪个网卡过来的,只要是绑定的端口号过来的数据,都可以接收到。 ... [使用UNIX域socket ... how much should i revise for gcseWebThe htonl () function converts the unsigned integer hostlong from host byte order to network byte order. The htons () function converts the unsigned short integer hostshort from host … how much should i ruckWebNov 4, 2013 · You shouldn't use htol on INADDR_ANY. So this is wrong. serv_addr.sin_addr.s_addr=htonl(INADDR_ANY); I can't really see anything else that's wrong other than the missing accept () lopp/client processing. Nov 3, 2013 at 5:19pm sanda199 (33) yes. I had change my socket (PF_INET,....) as you said. how much should i read a dayWeb线程:有时又称轻量级进程,程序执行的最小单位,系统独立调度和分派CPU的基本单位,它是进程中的一个实体一个进程中可以有多个线程,这些线程共享进程的所有资源,线程本身只包含一点必不可少的资源。 优势: 在多处理器中开发程序的并行性 在等待慢速 […] how much should i save before moving outWebJun 19, 2024 · In my opinion there are a lot of style changes that are need to make this good C++ or usable by modern C++ library. Main issues: Two phase construction Error Codes escape public interface (use exception) You member variables have state not related to the object after construction. Your use of select () is incorrect for this context. how do the lithosphere and biosphere interactWebAug 15, 2003 · At least, This situation can be if some app already bind INADDR_ANY + port and has a SO_REUSEADDR option for this socket, by this way some other app (hmmm... this can be a hole indeed, at least not provided by Linux'es) can bind some concrete IP … how much should i salary sacrifice superWebFeb 8, 2024 · simple_socket_example.c. * This function takes domain/family as its first argument. * socket. * wakes up and returns the socket descriptor representing the client socket. * through normal read call on the its socket descriptor. how much should i ride my bike