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Name	Size	Permission	Date
bind-i.ri	494 B	-rw-r--r--	2023-07-26 17:26
cdesc-UDPSocket.ri	435 B	-rw-r--r--	2023-07-26 17:26
connect-i.ri	604 B	-rw-r--r--	2023-07-26 17:26
new-c.ri	577 B	-rw-r--r--	2023-07-26 17:26
recvfrom_nonblock-i.ri	2.25 KB	-rw-r--r--	2023-07-26 17:26
send-i.ri	627 B	-rw-r--r--	2023-07-26 17:26

Rename

U:RDoc::AnyMethod[iI"recvfrom_nonblock:ETI" UDPSocket#recvfrom_nonblock;FF:publico:RDoc::Markup::Document:@parts[o:RDoc::Markup::Paragraph;	[I"KReceives up to _maxlen_ bytes from +udpsocket+ using recvfrom(2) after;TI":O_NONBLOCK is set for the underlying file descriptor.;TI"8If _maxlen_ is omitted, its default value is 65536.;TI"3_flags_ is zero or more of the +MSG_+ options.;TI"DThe first element of the results, _mesg_, is the data received.;TI"YThe second element, _sender_inet_addr_, is an array to represent the sender address.;To:RDoc::Markup::BlankLine�o;
;	[I" When recvfrom(2) returns 0,;TI">Socket#recvfrom_nonblock returns an empty string as data.;TI"It means an empty packet.;T@S:RDoc::Markup::Heading:
leveli:	textI"Parameters;To:RDoc::Markup::List:
@type:BULLET:@items[o:RDoc::Markup::ListItem:@label0;	[o;
;	[I">+maxlen+ - the number of bytes to receive from the socket;To;;0;	[o;
;	[I"1+flags+ - zero or more of the +MSG_+ options;T@S;;
i;I"Example;To:RDoc::Markup::Verbatim;	[I"require 'socket'
;FI"s1 = UDPSocket.new
;FI"s1.bind("127.0.0.1", 0)
;FI"s2 = UDPSocket.new
;FI"s2.bind("127.0.0.1", 0)
;FI")s2.connect(*s1.addr.values_at(3,1))
;FI")s1.connect(*s2.addr.values_at(3,1))
;FI"s1.send "aaa", 0
;FI"'begin # emulate blocking recvfrom
;FI"i  p s2.recvfrom_nonblock(10)  #=> ["aaa", ["AF_INET", 33302, "localhost.localdomain", "127.0.0.1"]]
;FI"rescue IO::WaitReadable
;FI"  IO.select([s2])
;FI"
  retry
;FI"	end
;Fo;
;	[I"ORefer to Socket#recvfrom for the exceptions that may be thrown if the call;TI""to _recvfrom_nonblock_ fails.;T@o;
;	[I"ZUDPSocket#recvfrom_nonblock may raise any error corresponding to recvfrom(2) failure,;TI""including Errno::EWOULDBLOCK.;T@o;
;	[I"<If the exception is Errno::EWOULDBLOCK or Errno::AGAIN,;TI"(it is extended by IO::WaitReadable.;TI"]So IO::WaitReadable can be used to rescue the exceptions for retrying recvfrom_nonblock.;T@S;;
i;I"See;To;;;;[o;;0;	[o;
;	[I"Socket#recvfrom;T:
@file0I"�udpsocket.recvfrom_nonblock(maxlen) => [mesg, sender_inet_addr]
udpsocket.recvfrom_nonblock(maxlen, flags) => [mesg, sender_inet_addr]
 ;T0[�I"(*args);FI"ext/socket/udpsocket.c;T