/* Copyright (C) 1991, 1992 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or modify it under the terms of the GNU Library 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 C Library 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 Library General Public License for more details. You should have received a copy of the GNU Library General Public License along with the GNU C Library; see the file COPYING.LIB. If not, write to the, 1992 Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ /* * POSIX Standard: 5.1.2 Directory Operations <dirent.h> */ #ifndef _DIRSTREAM_H #define _DIRSTREAM_H 1 #include <features.h> #include <sys/types.h> #ifdef __UCLIBC_HAS_THREADS__ #include <pthread.h> #endif /* For now, syscall readdir () only supports one entry at a time. It * will be changed in the future. #define NUMENT 3 */ #ifndef NUMENT #define NUMENT 1 #endif #define SINGLE_READDIR 11 #define MULTI_READDIR 12 #define NEW_READDIR 13 /* Directory stream type. */ struct __dirstream { /* file descriptor */ int dd_fd; /* offset of the next dir entry in buffer */ size_t dd_nextloc; /* bytes of valid entries in buffer */ size_t dd_size; /* -> directory buffer */ void *dd_buf; /* offset of the next dir entry in directory. */ off_t dd_nextoff; /* total size of buffer */ size_t dd_max; /* lock */ #ifdef __UCLIBC_HAS_THREADS__ pthread_mutex_t dd_lock; #else void *dd_lock; #endif }; /* stream data from opendir() */ extern ssize_t __getdents(int fd, char *buf, size_t count) attribute_hidden; libc_hidden_proto(readdir) #ifdef __UCLIBC_HAS_LFS__ extern ssize_t __getdents64 (int fd, char *buf, size_t count) attribute_hidden; libc_hidden_proto(readdir64) #endif #endif /* dirent.h */