Gestionnaire de fichiers - Editer - /opt/cpanel/ea-ruby24/root/usr/share/ri/system/BasicSocket/recvmsg-i.ri
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U:RDoc::AnyMethod[iI" recvmsg:EFI"BasicSocket#recvmsg;TF: publico:RDoc::Markup::Document: @parts[#o: RDoc::Markup::Paragraph; [I"Precvmsg receives a message using recvmsg(2) system call in blocking manner.;To: RDoc::Markup::BlankLine o; ; [I";_maxmesglen_ is the maximum length of mesg to receive.;T@o; ; [I"G_flags_ is bitwise OR of MSG_* constants such as Socket::MSG_PEEK.;T@o; ; [I"S_maxcontrollen_ is the maximum length of controls (ancillary data) to receive.;T@o; ; [I" _opts_ is option hash. ;TI"4Currently :scm_rights=>bool is the only option.;T@o; ; [ I"W:scm_rights option specifies that application expects SCM_RIGHTS control message. ;TI"YIf the value is nil or false, application don't expects SCM_RIGHTS control message. ;TI"KIn this case, recvmsg closes the passed file descriptors immediately. ;TI""This is the default behavior.;T@o; ; [I"dIf :scm_rights value is neither nil nor false, application expects SCM_RIGHTS control message. ;TI"LIn this case, recvmsg creates IO objects for each file descriptors for ;TI".Socket::AncillaryData#unix_rights method.;T@o; ; [I"*The return value is 4-elements array.;T@o; ; [I"0_mesg_ is a string of the received message.;T@o; ; [I"N_sender_addrinfo_ is a sender socket address for connection-less socket. ;TI" It is an Addrinfo object. ;TI"WFor connection-oriented socket such as TCP, sender_addrinfo is platform dependent.;T@o; ; [I"s_rflags_ is a flags on the received message which is bitwise OR of MSG_* constants such as Socket::MSG_TRUNC. ;TI"LIt will be nil if the system uses 4.3BSD style old recvmsg system call.;T@o; ; [I"]_controls_ is ancillary data which is an array of Socket::AncillaryData objects such as:;T@o:RDoc::Markup::Verbatim; [I"7#<Socket::AncillaryData: AF_UNIX SOCKET RIGHTS 7> ;T: @format0o; ; [ I"2_maxmesglen_ and _maxcontrollen_ can be nil. ;TI"PIn that case, the buffer will be grown until the message is not truncated. ;TI"#Internally, MSG_PEEK is used. ;TI";Buffer full and MSG_CTRUNC are checked for truncation.;T@o; ; [I"9recvmsg can be used to implement recv_io as follows:;T@o; ; [ I"Pmesg, sender_sockaddr, rflags, *controls = sock.recvmsg(:scm_rights=>true) ;TI" controls.each {|ancdata| ;TI"- if ancdata.cmsg_is?(:SOCKET, :RIGHTS) ;TI"' return ancdata.unix_rights[0] ;TI" end ;TI"};T; 0: @fileI" ext/socket/lib/socket.rb;T:0@omit_headings_from_table_of_contents_below0I"|basicsocket.recvmsg(maxmesglen=nil, flags=0, maxcontrollen=nil, opts={}) => [mesg, sender_addrinfo, rflags, *controls] ;T0[ I";(dlen = nil, flags = 0, clen = nil, scm_rights: false);T@MFI"BasicSocket;TcRDoc::NormalClass00
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