mirror of
https://github.com/ruby/ruby.git
synced 2022-11-09 12:17:21 -05:00
a4fa54a10a
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@27018 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
69 lines
1.7 KiB
C
69 lines
1.7 KiB
C
/************************************************
|
|
|
|
tcpsocket.c -
|
|
|
|
created at: Thu Mar 31 12:21:29 JST 1994
|
|
|
|
Copyright (C) 1993-2007 Yukihiro Matsumoto
|
|
|
|
************************************************/
|
|
|
|
#include "rubysocket.h"
|
|
|
|
/*
|
|
* call-seq:
|
|
* TCPSocket.new(remote_host, remote_port, local_host=nil, local_port=nil)
|
|
*
|
|
* Opens a TCP connection to +remote_host+ on +remote_port+. If +local_host+
|
|
* and +local_port+ are specified, then those parameters are used on the local
|
|
* end to establish the connection.
|
|
*/
|
|
static VALUE
|
|
tcp_init(int argc, VALUE *argv, VALUE sock)
|
|
{
|
|
VALUE remote_host, remote_serv;
|
|
VALUE local_host, local_serv;
|
|
|
|
rb_scan_args(argc, argv, "22", &remote_host, &remote_serv,
|
|
&local_host, &local_serv);
|
|
|
|
return rsock_init_inetsock(sock, remote_host, remote_serv,
|
|
local_host, local_serv, INET_CLIENT);
|
|
}
|
|
|
|
static VALUE
|
|
tcp_sockaddr(struct sockaddr *addr, size_t len)
|
|
{
|
|
return rsock_make_ipaddr(addr);
|
|
}
|
|
|
|
/*
|
|
* call-seq:
|
|
* TCPSocket.gethostbyname(hostname) => [official_hostname, alias_hostnames, address_family, *address_list]
|
|
*
|
|
* Lookups host information by _hostname_.
|
|
*
|
|
* TCPSocket.gethostbyname("localhost")
|
|
* #=> ["localhost", ["hal"], 2, "127.0.0.1"]
|
|
*
|
|
*/
|
|
static VALUE
|
|
tcp_s_gethostbyname(VALUE obj, VALUE host)
|
|
{
|
|
rb_secure(3);
|
|
return rsock_make_hostent(host, rsock_addrinfo(host, Qnil, SOCK_STREAM, AI_CANONNAME),
|
|
tcp_sockaddr);
|
|
}
|
|
|
|
/*
|
|
* Document-class: ::TCPSocket < IPSocket
|
|
*
|
|
* TCPSocket represents a TCP/IP client socket.
|
|
*/
|
|
void
|
|
rsock_init_tcpsocket(void)
|
|
{
|
|
rb_cTCPSocket = rb_define_class("TCPSocket", rb_cIPSocket);
|
|
rb_define_singleton_method(rb_cTCPSocket, "gethostbyname", tcp_s_gethostbyname, 1);
|
|
rb_define_method(rb_cTCPSocket, "initialize", tcp_init, -1);
|
|
}
|