rfc:socket_getaddrinfo

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rfc:socket_getaddrinfo [2016/08/24 15:24] – bp1222rfc:socket_getaddrinfo [2016/08/24 17:11] – bp1222
Line 18: Line 18:
 </file> </file>
  
 +IPv4 Example
 <file php> <file php>
 <?php <?php
-$addrinfo = socket_addrinfo_lookup('127.0.0.1', 2000, array('ai_family' => AI_INET, 'ai_socktype' => SOCK_STREAM));+$addrinfo = socket_addrinfo_lookup('localhost', 2000, array('ai_family' => AF_INET, 'ai_socktype' => SOCK_STREAM));
 $sockaddr = reset($addrinfo); $sockaddr = reset($addrinfo);
 if (!$sockaddr) die ("No Valid Socket Types"); if (!$sockaddr) die ("No Valid Socket Types");
 $sock = socket_addrinfo_bind($sockaddr); $sock = socket_addrinfo_bind($sockaddr);
 // ^^ $sock is a socket resource that is bound to 127.0.0.1:2000 using TCP/IP ready for reading // ^^ $sock is a socket resource that is bound to 127.0.0.1:2000 using TCP/IP ready for reading
 +
 +var_dump(socket_addrinfo_explain($sockaddr));
 +/* Outputs:
 +array(5) {
 +  ["ai_flags"]=>
 +  int(0)
 +  ["ai_family"]=>
 +  int(2)
 +  ["ai_socktype"]=>
 +  int(1)
 +  ["ai_protocol"]=>
 +  int(6)
 +  ["ai_addr"]=>
 +  array(2) {
 +    ["sin_port"]=>
 +    int(2000)
 +    ["sin_addr"]=>
 +    string(9) "127.0.0.1"
 +  }
 +}
 +*/
 +</file>
 +
 +IPv6 Example
 +<file php>
 +<?php
 +$addrinfo = socket_addrinfo_lookup('localhost', 2000, array('ai_family' => AF_INET6, 'ai_socktype' => SOCK_STREAM));
 +$sockaddr = reset($addrinfo);
 +if (!$sockaddr) die ("No Valid Socket Types");
 +$sock = socket_addrinfo_bind($sockaddr);
 +// ^^ $sock is a socket resource that is bound to [::1]:2000 using TCP/IP ready for reading
 +
 +var_dump(socket_addrinfo_explain($sockaddr));
 +/* Outputs:
 +array(5) {
 +  ["ai_flags"]=>
 +  int(0)
 +  ["ai_family"]=>
 +  int(10)
 +  ["ai_socktype"]=>
 +  int(1)
 +  ["ai_protocol"]=>
 +  int(6)
 +  ["ai_addr"]=>
 +  array(2) {
 +    ["sin6_port"]=>
 +    int(2000)
 +    ["sin6_addr"]=>
 +    string(3) "::1"
 +  }
 +}
 +*/
 </file> </file>
  
rfc/socket_getaddrinfo.txt · Last modified: 2017/09/22 13:28 by 127.0.0.1

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