1*0Sstevel@tonic-gate /* 2*0Sstevel@tonic-gate * CDDL HEADER START 3*0Sstevel@tonic-gate * 4*0Sstevel@tonic-gate * The contents of this file are subject to the terms of the 5*0Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only 6*0Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance 7*0Sstevel@tonic-gate * with the License. 8*0Sstevel@tonic-gate * 9*0Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10*0Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 11*0Sstevel@tonic-gate * See the License for the specific language governing permissions 12*0Sstevel@tonic-gate * and limitations under the License. 13*0Sstevel@tonic-gate * 14*0Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 15*0Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16*0Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 17*0Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 18*0Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 19*0Sstevel@tonic-gate * 20*0Sstevel@tonic-gate * CDDL HEADER END 21*0Sstevel@tonic-gate */ 22*0Sstevel@tonic-gate /* 23*0Sstevel@tonic-gate * Copyright 2004 Sun Microsystems, Inc. All rights reserved. 24*0Sstevel@tonic-gate * Use is subject to license terms. 25*0Sstevel@tonic-gate */ 26*0Sstevel@tonic-gate 27*0Sstevel@tonic-gate /* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */ 28*0Sstevel@tonic-gate /* All Rights Reserved */ 29*0Sstevel@tonic-gate 30*0Sstevel@tonic-gate /* 31*0Sstevel@tonic-gate * University Copyright- Copyright (c) 1982, 1986, 1988 32*0Sstevel@tonic-gate * The Regents of the University of California 33*0Sstevel@tonic-gate * All Rights Reserved 34*0Sstevel@tonic-gate * 35*0Sstevel@tonic-gate * University Acknowledgment- Portions of this document are derived from 36*0Sstevel@tonic-gate * software developed by the University of California, Berkeley, and its 37*0Sstevel@tonic-gate * contributors. 38*0Sstevel@tonic-gate */ 39*0Sstevel@tonic-gate 40*0Sstevel@tonic-gate #ifndef _SYS_DIR_H 41*0Sstevel@tonic-gate #define _SYS_DIR_H 42*0Sstevel@tonic-gate 43*0Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" 44*0Sstevel@tonic-gate 45*0Sstevel@tonic-gate #include <sys/isa_defs.h> 46*0Sstevel@tonic-gate #include <sys/int_types.h> 47*0Sstevel@tonic-gate 48*0Sstevel@tonic-gate /* 49*0Sstevel@tonic-gate * This header file provides BSD compatibility for DIR and direct structures. 50*0Sstevel@tonic-gate * The fields in the BSD DIR structure are identical to to the SVR4 DIR 51*0Sstevel@tonic-gate * structure, except for the fact that the dd_buf field in SVR4 is not 52*0Sstevel@tonic-gate * statically allocated. 53*0Sstevel@tonic-gate * The BSD direct structure is similar (not identical) to the dirent 54*0Sstevel@tonic-gate * structure. All fields of the direct structure can be obtained using 55*0Sstevel@tonic-gate * the information provided by dirent. 56*0Sstevel@tonic-gate * All routines manipulating DIR structures are compatible, only readdir 57*0Sstevel@tonic-gate * is not. The BSD version of this routine returns a direct structure. 58*0Sstevel@tonic-gate */ 59*0Sstevel@tonic-gate 60*0Sstevel@tonic-gate #ifdef __cplusplus 61*0Sstevel@tonic-gate extern "C" { 62*0Sstevel@tonic-gate #endif 63*0Sstevel@tonic-gate 64*0Sstevel@tonic-gate #if !defined(KERNEL) && !defined(DEV_BSIZE) 65*0Sstevel@tonic-gate #define DEV_BSIZE 512 66*0Sstevel@tonic-gate #endif 67*0Sstevel@tonic-gate #define DIRBUF 8192 68*0Sstevel@tonic-gate #define DIRBLKSIZ DIRBUF 69*0Sstevel@tonic-gate #define MAXNAMLEN 255 70*0Sstevel@tonic-gate 71*0Sstevel@tonic-gate #if _FILE_OFFSET_BITS == 32 72*0Sstevel@tonic-gate struct direct { 73*0Sstevel@tonic-gate ulong_t d_ino; /* inode number of entry */ 74*0Sstevel@tonic-gate ushort_t d_reclen; /* length of this record */ 75*0Sstevel@tonic-gate ushort_t d_namlen; /* length of string in d_name */ 76*0Sstevel@tonic-gate char d_name[MAXNAMLEN+1]; /* name of entry */ 77*0Sstevel@tonic-gate }; 78*0Sstevel@tonic-gate #elif _FILE_OFFSET_BITS == 64 79*0Sstevel@tonic-gate struct direct { 80*0Sstevel@tonic-gate ino_t d_ino; /* inode number of entry */ 81*0Sstevel@tonic-gate ushort_t d_reclen; /* length of this record */ 82*0Sstevel@tonic-gate ushort_t d_namlen; /* length of string in d_name */ 83*0Sstevel@tonic-gate char d_name[MAXNAMLEN+1]; /* name of entry */ 84*0Sstevel@tonic-gate }; 85*0Sstevel@tonic-gate #endif 86*0Sstevel@tonic-gate #if defined(_LARGEFILE64_SOURCE) 87*0Sstevel@tonic-gate struct direct64 { 88*0Sstevel@tonic-gate ino64_t d_ino; /* inode number of entry */ 89*0Sstevel@tonic-gate ushort_t d_reclen; /* length of this record */ 90*0Sstevel@tonic-gate ushort_t d_namlen; /* length of string in d_name */ 91*0Sstevel@tonic-gate char d_name[MAXNAMLEN+1]; /* name of entry */ 92*0Sstevel@tonic-gate }; 93*0Sstevel@tonic-gate #endif 94*0Sstevel@tonic-gate 95*0Sstevel@tonic-gate /* 96*0Sstevel@tonic-gate * The macro DIRSIZ(dp) gives an amount of space required to represent 97*0Sstevel@tonic-gate * a directory entry. 98*0Sstevel@tonic-gate */ 99*0Sstevel@tonic-gate #undef DIRSIZ 100*0Sstevel@tonic-gate #undef DIRSIZ64 101*0Sstevel@tonic-gate 102*0Sstevel@tonic-gate #if _FILE_OFFSET_BITS == 32 103*0Sstevel@tonic-gate #define DIRSIZ(dp) \ 104*0Sstevel@tonic-gate ((sizeof (struct direct) - sizeof ((dp)->d_name) + \ 105*0Sstevel@tonic-gate (strlen((dp)->d_name)+1) + 3) & ~3) 106*0Sstevel@tonic-gate #elif _FILE_OFFSET_BITS == 64 107*0Sstevel@tonic-gate #define DIRSIZ(dp) \ 108*0Sstevel@tonic-gate ((sizeof (struct direct64) - sizeof ((dp)->d_name) + \ 109*0Sstevel@tonic-gate (strlen((dp)->d_name)+1) + 3) & ~3) 110*0Sstevel@tonic-gate #endif 111*0Sstevel@tonic-gate #if defined(_LARGEFILE64_SOURCE) 112*0Sstevel@tonic-gate #define DIRSIZ64(dp) \ 113*0Sstevel@tonic-gate ((sizeof (struct direct64) - sizeof ((dp)->d_name) + \ 114*0Sstevel@tonic-gate (strlen((dp)->d_name)+1) + 3) & ~3) 115*0Sstevel@tonic-gate #endif 116*0Sstevel@tonic-gate 117*0Sstevel@tonic-gate #ifndef KERNEL 118*0Sstevel@tonic-gate /* 119*0Sstevel@tonic-gate * Definitions for library routines operating on directories. 120*0Sstevel@tonic-gate */ 121*0Sstevel@tonic-gate typedef struct _dirdesc { 122*0Sstevel@tonic-gate int dd_fd; 123*0Sstevel@tonic-gate int dd_loc; 124*0Sstevel@tonic-gate int dd_size; 125*0Sstevel@tonic-gate char *dd_buf; 126*0Sstevel@tonic-gate } DIR; 127*0Sstevel@tonic-gate 128*0Sstevel@tonic-gate #ifndef NULL 129*0Sstevel@tonic-gate #define NULL 0 130*0Sstevel@tonic-gate #endif 131*0Sstevel@tonic-gate 132*0Sstevel@tonic-gate #if defined(_LP64) && defined(_LARGEFILE64_SOURCE) 133*0Sstevel@tonic-gate #ifdef __PRAGMA_REDEFINE_EXTNAME 134*0Sstevel@tonic-gate #pragma redefine_extname readdir64 readdir 135*0Sstevel@tonic-gate #pragma redefine_extname scandir64 scandir 136*0Sstevel@tonic-gate #pragma redefine_extname alphasort64 alphasort 137*0Sstevel@tonic-gate #else 138*0Sstevel@tonic-gate #define readdir64 readdir 139*0Sstevel@tonic-gate #define scandir64 scandir 140*0Sstevel@tonic-gate #define alphasort64 alphasort 141*0Sstevel@tonic-gate #define direct64 direct 142*0Sstevel@tonic-gate #endif 143*0Sstevel@tonic-gate #endif 144*0Sstevel@tonic-gate 145*0Sstevel@tonic-gate #if !defined(_LP64) && (_FILE_OFFSET_BITS == 64) 146*0Sstevel@tonic-gate #ifdef __PRAGMA_REDEFINE_EXTNAME 147*0Sstevel@tonic-gate #pragma redefine_extname readdir readdir64 148*0Sstevel@tonic-gate #pragma redefine_extname scandir scandir64 149*0Sstevel@tonic-gate #pragma redefine_extname alphasort alphasort64 150*0Sstevel@tonic-gate #else 151*0Sstevel@tonic-gate #define readdir readdir64 152*0Sstevel@tonic-gate #define scandir scandir64 153*0Sstevel@tonic-gate #define alphasort alphasort64 154*0Sstevel@tonic-gate #define direct direct64 155*0Sstevel@tonic-gate #endif 156*0Sstevel@tonic-gate #endif 157*0Sstevel@tonic-gate 158*0Sstevel@tonic-gate #if defined(__STDC__) 159*0Sstevel@tonic-gate extern DIR *opendir(const char *); 160*0Sstevel@tonic-gate extern struct direct *readdir(DIR *); 161*0Sstevel@tonic-gate extern long telldir(DIR *); 162*0Sstevel@tonic-gate extern void seekdir(DIR *, long); 163*0Sstevel@tonic-gate extern int scandir(char *, struct direct *(*[]), 164*0Sstevel@tonic-gate int (*)(struct direct *), 165*0Sstevel@tonic-gate int (*)(struct direct **, struct direct **)); 166*0Sstevel@tonic-gate extern int alphasort(struct direct **, struct direct **); 167*0Sstevel@tonic-gate extern void rewinddir(DIR *); 168*0Sstevel@tonic-gate extern int closedir(DIR *); 169*0Sstevel@tonic-gate #else 170*0Sstevel@tonic-gate extern DIR *opendir(); 171*0Sstevel@tonic-gate extern struct direct *readdir(); 172*0Sstevel@tonic-gate extern long telldir(); 173*0Sstevel@tonic-gate extern void seekdir(); 174*0Sstevel@tonic-gate extern int scandir(); 175*0Sstevel@tonic-gate extern int alphasort(); 176*0Sstevel@tonic-gate extern void rewinddir(); 177*0Sstevel@tonic-gate extern void closedir(); 178*0Sstevel@tonic-gate #endif 179*0Sstevel@tonic-gate 180*0Sstevel@tonic-gate #if defined(_LARGEFILE64_SOURCE) && !((_FILE_OFFSET_BITS == 64) && \ 181*0Sstevel@tonic-gate !defined(__PRAGMA_REDEFINE_EXTNAME)) 182*0Sstevel@tonic-gate #if defined(__STDC__) 183*0Sstevel@tonic-gate extern struct direct64 *readdir64(DIR *); 184*0Sstevel@tonic-gate extern int scandir64(char *, struct direct64 *(*[]), 185*0Sstevel@tonic-gate int (*)(struct direct64 *), 186*0Sstevel@tonic-gate int (*)(struct direct64 **, struct direct64 **)); 187*0Sstevel@tonic-gate extern int alphasort64(struct direct64 **, struct direct64 **); 188*0Sstevel@tonic-gate #else 189*0Sstevel@tonic-gate extern struct direct64 *readdir64(); 190*0Sstevel@tonic-gate extern int scandir64(); 191*0Sstevel@tonic-gate extern int alphasort64(); 192*0Sstevel@tonic-gate #endif 193*0Sstevel@tonic-gate #endif /* _LARGEFILE64_SOURCE... */ 194*0Sstevel@tonic-gate 195*0Sstevel@tonic-gate #define rewinddir(dirp) seekdir((dirp), 0) 196*0Sstevel@tonic-gate 197*0Sstevel@tonic-gate #endif 198*0Sstevel@tonic-gate 199*0Sstevel@tonic-gate #ifdef __cplusplus 200*0Sstevel@tonic-gate } 201*0Sstevel@tonic-gate #endif 202*0Sstevel@tonic-gate 203*0Sstevel@tonic-gate #endif /* _SYS_DIR_H */ 204