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.\"
.\" Extended attributes system calls manual pages
.\"
.\" (C) Andreas Gruenbacher, February 2001
.\" (C) Silicon Graphics Inc, September 2001
.\"
.\" This is free documentation; you can redistribute it and/or
.\" modify it under the terms of the GNU General Public License as
.\" published by the Free Software Foundation; either version 2 of
.\" the License, or (at your option) any later version.
.\"
.\" The GNU General Public License's references to "object code"
.\" and "executables" are to be interpreted as the output of any
.\" document formatting or typesetting system, including
.\" intermediate and printed output.
.\"
.\" This manual is distributed in the hope that it will be useful,
.\" but WITHOUT ANY WARRANTY; without even the implied warranty of
.\" MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
.\" GNU General Public License for more details.
.\"
.\" You should have received a copy of the GNU General Public
.\" License along with this manual; if not, write to the Free
.\" Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111,
.\" USA.
.\"
.\" Japanese Version Copyright (c) 2003 Akihiro MOTOKI
.\" all rights reserved.
.\" Translated Tue Jul 8 02:47:19 JST 2003
.\" by Akihiro MOTOKI <amotoki@dd.iij4u.or.jp>
.\"
.\"WORD: extended attributes ĥ°
.\"WORD: namespace ̾
.\"
.TH GETXATTR 2 "Extended Attributes" "Dec 2001" "Linux Programmer's Manual"
.SH ̾
getxattr, lgetxattr, fgetxattr \- ĥ°ͤ
.SH
.fam C
.nf
.B #include <sys/types.h>
.B #include <attr/xattr.h>
.sp
.BI "ssize_t getxattr (const char\ *" path ", const char\ *" name ","
.BI "\t\t\t\t void\ *" value ", size_t " size );
.BI "ssize_t lgetxattr (const char\ *" path ", const char\ *" name ","
.BI "\t\t\t\t void\ *" value ", size_t " size );
.BI "ssize_t fgetxattr (int " filedes ", const char\ *" name ","
.BI "\t\t\t\t void\ *" value ", size_t " size );
.fi
.fam T
.SH
ĥ°ϡinode (ե롢ǥ쥯ȥꡢܥå)
Ϣդ줿
.IR name :\c
.I value
ФǤ롣
ϡƥΤ٤Ƥ inode ˴Ϣդ줿̾°
.RB ( stat (2)
֤ǡ) ĥΤǤ롣
ĥ°ΥץȤ
.BR attr (5)
˽Ƥ롣
.PP
.B getxattr
ϡե륷ƥλꤵ줿
.I path
б롢̾
.I name
γĥ°
.I value
() 롣
°
.I value
Ĺ֤롣
.PP
.B lgetxattr
.B getxattr
ƱܥåξˡȤƤե
ǤϤʤΤΤξۤʤ롣
.PP
.B fgetxattr
.B getxattr
Ʊ
.I path
.I filedes
ǻؼ줿ץѤߥեξۤʤ
.RI ( filedes
.BR open (2)
ˤä֤)
.PP
ĥ°̾
.I name
̤ NULL ü줿ʸǤ롣
̾ˤϡ֤̾ɽƬ (prefix) ޤޤ롣
ġ inode ФơߤΩ֤̾ʣäƤ褤
ĥ°ͤϡĹǤդΥƥȡǡޤ
ХʥꡦǡνǤ롣
.PP
.I size
0 ꤷƶΥХåեΥƥॳϤȤǤ
ξˤϻꤵ줿̾γĥ°θߤΥ֤롣
ˡϡĥ°ͤݻΤ˽ʬ礭ΥХåե
ѤΤ˻ȤȤǤ롢
.PP
Υƥॳ롦եϡХåեΥο¬ꡢ
Ϳ줿ХåեȤ֤ͤΤ餻뤳ȤǥХåե礭
Ǥ褦߷פƤ롣
.SH ֤
硢ĥ°ͤĹɽο֤롣
Ԥ硢 \-1 ֤졢
.I errno
ŬڤͤåȤ롣
.PP
ꤵ줿̾°¸ߤʤ硢ޤϥץ°˥
븢¤ʤ硢
.I errno
ENOATTR åȤ롣
.PP
.I value
Хåե礭
.I size
̤ݻΤ˽ʬ礭Ǥʤ硢
.I errno
ERANGE åȤ롣
.PP
ĥ°Υե륷ƥǥݡȤƤʤ硢
⤷̵ˤʤäƤ硢
.I errno
ENOTSUP åȤ롣
.PP
.BR stat (2)
ƥॳ˽Ƥ륨顼
ΥƥॳˤŬѤ롣
.SH
Andreas Gruenbacher,
.RI < a.gruenbacher@computer.org >
SGI XFS ȯ,
.RI < linux-xfs@oss.sgi.com >
ХݡȤ䥳ȤϾ嵭Υɥ쥹ޤäƲ
.SH Ϣ
.BR getfattr (1),
.BR setfattr (1),
.BR listxattr (2),
.BR open (2),
.BR removexattr (2),
.BR setxattr (2),
.BR stat (2),
.BR attr (5)
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