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instance method
BasicSocket#remote_address
bsock.remote_address => addrinfo
ext/socket/basicsocket.c
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static VALUE
bsock_remote_address(VALUE sock)
{
union_sockaddr buf;
socklen_t len = (socklen_t)sizeof buf;
socklen_t len0 = len;
rb_io_t *fptr;
GetOpenFile(sock, fptr);
if (getpeername(fptr->fd, &buf.addr, &len) < 0)
rb_sys_fail("getpeername(2)");
if (len0 < len) len = len0;
return rsock_fd_socket_addrinfo(fptr->fd, &buf.addr, len);
}
Returns an Addrinfo object for remote address obtained by getpeername.
Note that addrinfo.protocol is filled by 0.
Example
TCPSocket.open("www.ruby-lang.org", 80) {|s| p s.remote_address #=> #<Addrinfo: 221.186.184.68:80 TCP> } TCPServer.open("127.0.0.1", 1728) {|serv| c = TCPSocket.new("127.0.0.1", 1728) s = serv.accept p s.remote_address #=> #<Addrinfo: 127.0.0.1:36504 TCP> }