1da6c28aaSamw /* 2da6c28aaSamw * CDDL HEADER START 3da6c28aaSamw * 4da6c28aaSamw * The contents of this file are subject to the terms of the 5da6c28aaSamw * Common Development and Distribution License (the "License"). 6da6c28aaSamw * You may not use this file except in compliance with the License. 7da6c28aaSamw * 8da6c28aaSamw * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9da6c28aaSamw * or http://www.opensolaris.org/os/licensing. 10da6c28aaSamw * See the License for the specific language governing permissions 11da6c28aaSamw * and limitations under the License. 12da6c28aaSamw * 13da6c28aaSamw * When distributing Covered Code, include this CDDL HEADER in each 14da6c28aaSamw * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15da6c28aaSamw * If applicable, add the following below this CDDL HEADER, with the 16da6c28aaSamw * fields enclosed by brackets "[]" replaced with your own identifying 17da6c28aaSamw * information: Portions Copyright [yyyy] [name of copyright owner] 18da6c28aaSamw * 19da6c28aaSamw * CDDL HEADER END 20da6c28aaSamw */ 21da6c28aaSamw /* 22da6c28aaSamw * Copyright 2007 Sun Microsystems, Inc. All rights reserved. 23da6c28aaSamw * Use is subject to license terms. 24*b819cea2SGordon Ross * 25*b819cea2SGordon Ross * Copyright 2013 Nexenta Systems, Inc. All rights reserved. 26da6c28aaSamw */ 27da6c28aaSamw 28da6c28aaSamw #ifndef _SYS_EXTDIRENT_H 29da6c28aaSamw #define _SYS_EXTDIRENT_H 30da6c28aaSamw 31da6c28aaSamw #ifdef __cplusplus 32da6c28aaSamw extern "C" { 33da6c28aaSamw #endif 34da6c28aaSamw 35da6c28aaSamw #include <sys/types.h> 36da6c28aaSamw 37*b819cea2SGordon Ross #if defined(_KERNEL) || defined(_FAKE_KERNEL) 38da6c28aaSamw 39da6c28aaSamw /* 40da6c28aaSamw * Extended file-system independent directory entry. This style of 41da6c28aaSamw * dirent provides additional informational flag bits for each 42da6c28aaSamw * directory entry. This dirent will be returned instead of the 43da6c28aaSamw * standard dirent if a VOP_READDIR() requests dirent flags via 44da6c28aaSamw * V_RDDIR_ENTFLAGS, and if the file system supports the flags. 45da6c28aaSamw */ 46da6c28aaSamw typedef struct edirent { 47da6c28aaSamw ino64_t ed_ino; /* "inode number" of entry */ 48da6c28aaSamw off64_t ed_off; /* offset of disk directory entry */ 49da6c28aaSamw uint32_t ed_eflags; /* per-entry flags */ 50da6c28aaSamw unsigned short ed_reclen; /* length of this record */ 51da6c28aaSamw char ed_name[1]; /* name of file */ 52da6c28aaSamw } edirent_t; 53da6c28aaSamw 54da6c28aaSamw #define EDIRENT_RECLEN(namelen) \ 55da6c28aaSamw ((offsetof(edirent_t, ed_name[0]) + 1 + (namelen) + 7) & ~ 7) 56da6c28aaSamw #define EDIRENT_NAMELEN(reclen) \ 57da6c28aaSamw ((reclen) - (offsetof(edirent_t, ed_name[0]))) 58da6c28aaSamw 59da6c28aaSamw /* 60da6c28aaSamw * Extended entry flags 61da6c28aaSamw * Extended entries include a bitfield of extra information 62da6c28aaSamw * regarding that entry. 63da6c28aaSamw */ 64da6c28aaSamw #define ED_CASE_CONFLICT 0x10 /* Disconsidering case, entry is not unique */ 65da6c28aaSamw 66da6c28aaSamw /* 67da6c28aaSamw * Extended flags accessor function 68da6c28aaSamw */ 69da6c28aaSamw #define ED_CASE_CONFLICTS(x) ((x)->ed_eflags & ED_CASE_CONFLICT) 70da6c28aaSamw 71da6c28aaSamw #endif /* defined(_KERNEL) */ 72da6c28aaSamw 73da6c28aaSamw #ifdef __cplusplus 74da6c28aaSamw } 75da6c28aaSamw #endif 76da6c28aaSamw 77da6c28aaSamw #endif /* _SYS_EXTDIRENT_H */ 78