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glibc  2.9
dirstream.h
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00001 /* Copyright (C) 1993,94,95,96,97,2002 Free Software Foundation, Inc.
00002    This file is part of the GNU C Library.
00003 
00004    The GNU C Library is free software; you can redistribute it and/or
00005    modify it under the terms of the GNU Lesser General Public
00006    License as published by the Free Software Foundation; either
00007    version 2.1 of the License, or (at your option) any later version.
00008 
00009    The GNU C Library is distributed in the hope that it will be useful,
00010    but WITHOUT ANY WARRANTY; without even the implied warranty of
00011    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00012    Lesser General Public License for more details.
00013 
00014    You should have received a copy of the GNU Lesser General Public
00015    License along with the GNU C Library; if not, write to the Free
00016    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
00017    02111-1307 USA.  */
00018 
00019 #ifndef       _DIRSTREAM_H
00020 
00021 #define       _DIRSTREAM_H  1
00022 
00023 #include <bits/libc-lock.h>
00024 
00025 /* Directory stream type.
00026 
00027    The Hurd directory format is the same as `struct dirent', so `readdir'
00028    returns a pointer into the buffer we read directory data into.  */
00029 
00030 struct __dirstream
00031   {
00032     void *__fd;                    /* `struct hurd_fd' pointer for descriptor.  */
00033     char *__data;           /* Directory block.  */
00034     int __entry_data;              /* Entry number `__data' corresponds to.  */
00035     char *__ptr;            /* Current pointer into the block.  */
00036     int __entry_ptr;        /* Entry number `__ptr' corresponds to.  */
00037     size_t __allocation;    /* Space allocated for the block.  */
00038     size_t __size;          /* Total valid data in the block.  */
00039     __libc_lock_define (, __lock) /* Mutex lock for this structure.  */
00040   };
00041 
00042 #endif /* dirstream.h */