'\" rtp.\" -*- nroff -*- vim: ft=nroff.\".\" @(#) t_addleaf.3,v 1.1.4.1 2004/01/12 23:32:49 brian Exp.\".\" =========================================================================.\".\" Copyright (C) 2001-2004  OpenSS7 Corporation <www.openss7.com>.\".\" All Rights Reserved..\".\" Permission is granted to make and distribute verbatim copies of this.\" manual provided the copyright notice and this permission notice are.\" preserved on all copies..\".\" Permission is granted to copy and distribute modified versions of this.\" manual under the conditions for verbatim copying, provided that the.\" entire resulting derived work is distributed under the terms of a.\" permission notice identical to this one.\" .\" Since the Linux kernel and libraries are constantly changing, this.\" manual page may be incorrect or out-of-date.  The author(s) assume no.\" responsibility for errors or omissions, or for damages resulting from.\" the use of the information contained herein.  The author(s) may not.\" have taken the same level of care in the production of this manual,.\" which is licensed free of charge, as they might when working.\" professionally..\" .\" Formatted or processed versions of this manual, if unaccompanied by.\" the source, must acknowledge the copyright and authors of this work..\".\" -------------------------------------------------------------------------.\".\" U.S. GOVERNMENT RESTRICTED RIGHTS.  If you are licensing this Software.\" on behalf of the U.S. Government ("Government"), the following.\" provisions apply to you.  If the Software is supplied by the Department.\" of Defense ("DoD"), it is classified as "Commercial Computer Software".\" under paragraph 252.227-7014 of the DoD Supplement to the Federal.\" Acquisition Regulations ("DFARS") (or any successor regulations) and the.\" Government is acquiring only the license rights granted herein (the.\" license rights customarily provided to non-Government users).  If the.\" Software is supplied to any unit or agency of the Government other than.\" DoD, it is classified as "Restricted Computer Software" and the.\" Government's rights in the Software are defined in paragraph 52.227-19.\" of the Federal Acquisition Regulations ("FAR") (or any success.\" regulations) or, in the cases of NASA, in paragraph 18.52.227-86 of the.\" NASA Supplement to the FAR (or any successor regulations)..\".\" =========================================================================.\" .\" Commercial licensing and support of this software is available from.\" OpenSS7 Corporation at a fee.  See http://www.openss7.com/.\" .\" =========================================================================.\".\" Last Modified 2004/01/12 23:32:49 by brian.\".\" =========================================================================.so lis.macros.R1bracket-label "\fR[\fB" "\fR]" "\fR, \fB"no-default-databasedatabase lis.refsaccumulatemove-punctuationabbreviate Ajoin-authors ", " ", " " and "et-al " et al" 2 3abbreviate-label-ranges ".."sort-adjacent-labels.R2.\".\".\".\".TH T_ADDLEAF 3 "2004/01/12 23:32:49" "LiS-2_16_18-8" "Linux Fast-STREAMS XTI Library".SH NAME.B t_addleaf\- add a point to a point to multipoint connection.SH SYNOPSIS.PP.B #include <xti.h>.HP 8.BI "int t_addleaf(int " fd ", int " leafid ", struct netbuf *" addr );.SH ARGUMENTS.PP.TP 12.I fdthe transport endpoint to which to add a leaf..TP.I leafidthe identifier for the leaf..TP.I addra pointer to a.BR netbuf (3)structure containing the address of the leaf..SH DESCRIPTION.PPRequests that an endpoint be added to a point to multipoint connection..PP.I fdis the file descriptor of the local transport endpoint..PP.I leafidis a transport user assigned integer value which will be used to identify thepoint added to the point to multipoint connection in subsequent interactionswith the transport user..PP.I addris a.BR netbuf (3)structure specifying on call the address of the local point being added to thepoint to multipoint connection.No information is returned in.IR addr ..I addr->maxlenis ignored by the call..I add->lenis the length of the address.  If.I add->lenis zero, it indicates that no address is provided..I add->bufis a pointer to the user buffer containing the address..SH CAVEATS.PP.BR t_addleaf ()is only valid in the.B T_DATAXFERstate..PP.BR t_addleaf ()is only valid for transport service providers of service type.BR T_COTS " or " T_COTS_ORDthat support point to multipoint connection management..PPIn synchronous mode,.BR t_addleaf ()blocks until a leaf change confirmation is received.In asynchronous mode where no leaf change confirmation is immediatelyavaialble,.BR t_addleaf ()fails, returns -1 and sets.IR t_errno (3)to.RB [ TNODATA ]..SH "RETURN VALUE".PPUpon success,.BR t_addleaf ()returns zero (0) and confirms the addition of the requested leaf.Upon failure,.BR t_addleaf ()returns -1 and sets.IR t_errno (3)to an appropriate error number..SH ERRORS.PPWhen.BR t_addleaf ()fails, it returns -1 and sets.IR t_errno (3)to an appropriate error number as follows:.TP 12.RB [ TBADF ].I fdis invalid..TP 12.RB [ TADDRBUSY ]The address specificed was already in use by another transport endpoint..TP 12.RB [ TBADADDR ]The address specified was of an invalid format or contained invalid information..TP 12.RB [ TLOOK ]An asynchronous event occured before the call could complete.  See \fBt_look\fR(3) for more information..TP 12.RB [ TNOADDR ]An address was not specified and the transport provider could not assign one..TP 12.RB [ TNODATA ]An attempt was made to read the add leaf confirmation but no add leaf confirmation was available..TP 12.RB [ TNOTSUPPORT ]The call requires the use of a TLI primitive not supported by the underlying transport provider..TP 12.RB [ TOUTSTATE ]The call was issued with the interface in an incorrect state..TP 12.RB [ TPROTO ]A protocol error occured between the XTI library and the underlying transport provider..TP 12.RB [ TSYSERR ]A \fBLinux\fR system error occured and the \fBLinux\fR error number is set in \fIerrno\fR(3)..SH "SEE ALSO".PP.BR netbuf (3),.BR t_rcvleafchange (3),.BR t_removeleaf (3)..SH "CONFORMING TO".PPXTI/TLI,.[XTI.]TPI,.[TPI Revision 2.0.0.]XPG5,XNS 5.2,.[xns.]SUSv2..[susv2.].\".\".[$LIST$.].TI