2 * This Cplant(TM) source code is the property of Sandia National
5 * This Cplant(TM) source code is copyrighted by Sandia National
8 * The redistribution of this Cplant(TM) source code is subject to the
9 * terms of the GNU Lesser General Public License
10 * (see cit/LGPL or http://www.gnu.org/licenses/lgpl.html)
12 * Cplant(TM) Copyright 1998-2004 Sandia Corporation.
13 * Under the terms of Contract DE-AC04-94AL85000, there is a non-exclusive
14 * license for use of this work by or on behalf of the US Government.
15 * Export of this program may require a license from the United States
20 * This library is free software; you can redistribute it and/or
21 * modify it under the terms of the GNU Lesser General Public
22 * License as published by the Free Software Foundation; either
23 * version 2.1 of the License, or (at your option) any later version.
25 * This library is distributed in the hope that it will be useful,
26 * but WITHOUT ANY WARRANTY; without even the implied warranty of
27 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
28 * Lesser General Public License for more details.
30 * You should have received a copy of the GNU Lesser General Public
31 * License along with this library; if not, write to the Free Software
32 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
34 * Questions or comments about this library should be sent to:
37 * Sandia National Laboratories, New Mexico
39 * Albuquerque, NM 87185-1110
45 * System IO common information.
51 #include "sysio-cmn.h"
54 #if defined(_DIRENT_H) && _DIRENT_H
56 * Need directory access routines too.
58 #define _DECLARE_DIR_ACCESS 1
60 #define _DECLARE_DIR_ACCESS 0
63 #ifndef PATH_SEPARATOR
67 #define PATH_SEPARATOR '/'
72 * Max recursion depth allowed when resoving symbolic links.
74 #define MAX_SYMLINK 250
78 * Internally, all directory entries are carried in the 64-bit capable
81 #ifdef _LARGEFILE64_SOURCE
82 #define intnl_dirent dirent64
84 #define intnl_dirent dirent
89 * Internally, all file status is carried in the 64-bit capable
92 #ifdef _LARGEFILE64_SOURCE
93 #define intnl_stat stat64
95 #define intnl_stat stat
100 #ifdef _LARGEFILE64_SOURCE
101 #define intnl_statvfs statvfs64
103 #define intnl_statvfs statvfs
104 #define INTNL_STATVFS_IS_NATURAL 1
107 struct intnl_statvfs;
116 #ifdef DEFER_INIT_CWD
117 extern const char *_sysio_init_cwd;
120 extern struct pnode *_sysio_cwd;
122 extern mode_t _sysio_umask;
124 extern int _sysio_init(void);
125 extern void _sysio_shutdown(void);
126 #ifdef ZERO_SUM_MEMORY
127 extern void _sysio_access_shutdown(void);
131 struct _sysio_boot_ctl {
137 extern int _sysio_boot(const char *opt, const char *arg);
140 * Option-value pair information.
142 struct option_value_info {
143 const char *ovi_name; /* name */
144 char *ovi_value; /* value */
147 extern const char * _sysio_get_token(const char *buf,
152 extern char * _sysio_get_args(char *buf, struct option_value_info *vec);
154 #define _SYSIO_LOCAL_TIME() _sysio_local_time()
156 extern time_t _sysio_local_time(void);
159 extern void _sysio_cprintf(const char *fmt, ...);
163 * The following should be defined by the system includes, and probably are,
164 * but it's not illegal to have multiple externs, so long as they are the
165 * same. It helps when building the library in a standalone fashion.
167 extern int SYSIO_INTERFACE_NAME(access)(const char *path, int amode);
168 extern int SYSIO_INTERFACE_NAME(chdir)(const char *path);
169 extern int SYSIO_INTERFACE_NAME(chmod)(const char *path, mode_t mode);
170 extern int SYSIO_INTERFACE_NAME(fchmod)(int fd, mode_t mode);
171 extern int SYSIO_INTERFACE_NAME(chown)(const char *path, uid_t owner,
173 extern int SYSIO_INTERFACE_NAME(fchown)(int fd, uid_t owner, gid_t group);
174 extern int SYSIO_INTERFACE_NAME(close)(int d);
175 extern int SYSIO_INTERFACE_NAME(dup)(int oldfd);
176 extern int SYSIO_INTERFACE_NAME(dup2)(int oldfd, int newfd);
177 extern int SYSIO_INTERFACE_NAME(fcntl)(int fd, int cmd, ...);
178 extern int SYSIO_INTERFACE_NAME(fcntl64)(int fd, int cmd, ...);
179 extern int SYSIO_INTERFACE_NAME(fstat)(int fd, struct stat *buf);
180 #ifdef _LARGEFILE64_SOURCE
181 extern int SYSIO_INTERFACE_NAME(fstat64)(int fd, struct stat64 *buf);
182 extern int SYSIO_INTERFACE_NAME(lstat64)(const char *path, struct stat64 *buf);
184 extern int SYSIO_INTERFACE_NAME(fsync)(int fd);
185 extern char *SYSIO_INTERFACE_NAME(getcwd)(char *buf, size_t size);
186 extern off_t SYSIO_INTERFACE_NAME(lseek)(int fd, off_t offset, int whence);
187 #ifdef _LARGEFILE64_SOURCE
188 extern off64_t SYSIO_INTERFACE_NAME(lseek64)(int fd, off64_t offset,
191 extern int SYSIO_INTERFACE_NAME(lstat)(const char *path, struct stat *buf);
193 extern int SYSIO_INTERFACE_NAME(getdirentries)(int fd, char *buf, int nbytes ,
196 extern ssize_t SYSIO_INTERFACE_NAME(getdirentries)(int fd, char *buf,
197 size_t nbytes, off_t *basep);
198 #ifdef _LARGEFILE64_SOURCE
199 extern ssize_t SYSIO_INTERFACE_NAME(getdirentries64)(int fd,
205 extern int SYSIO_INTERFACE_NAME(mkdir)(const char *path, mode_t mode);
206 extern int SYSIO_INTERFACE_NAME(open)(const char *path, int flag, ...);
207 #ifdef _LARGEFILE64_SOURCE
208 extern int SYSIO_INTERFACE_NAME(open64)(const char *path, int flag, ...);
210 extern int SYSIO_INTERFACE_NAME(creat)(const char *path, mode_t mode);
211 #ifdef _LARGEFILE64_SOURCE
212 extern int SYSIO_INTERFACE_NAME(creat64)(const char *path, mode_t mode);
214 extern int SYSIO_INTERFACE_NAME(stat)(const char *path, struct stat *buf);
215 #ifdef _LARGEFILE64_SOURCE
216 extern int SYSIO_INTERFACE_NAME(stat64)(const char *path, struct stat64 *buf);
218 extern ssize_t SYSIO_INTERFACE_NAME(read)(int fd, void *buf, size_t count);
219 extern ssize_t SYSIO_INTERFACE_NAME(pread)(int fd, void *buf, size_t count,
221 extern ssize_t SYSIO_INTERFACE_NAME(readv)(int fd,
222 const struct iovec *iov,
224 extern ssize_t SYSIO_INTERFACE_NAME(write)(int fd,
227 extern ssize_t SYSIO_INTERFACE_NAME(pwrite)(int fd,
231 extern ssize_t SYSIO_INTERFACE_NAME(writev)(int fd,
232 const struct iovec *iov,
235 extern int SYSIO_INTERFACE_NAME(statvfs)(const char *path, struct statvfs *buf);
236 #ifdef _LARGEFILE64_SOURCE
237 extern int SYSIO_INTERFACE_NAME(statvfs64)(const char *path,
238 struct statvfs64 *buf);
240 extern int SYSIO_INTERFACE_NAME(fstatvfs)(int fd, struct statvfs *buf);
241 #ifdef _LARGEFILE64_SOURCE
242 extern int SYSIO_INTERFACE_NAME(fstatvfs64)(int fd, struct statvfs64 *buf);
245 extern int SYSIO_INTERFACE_NAME(truncate)(const char *path, off_t length);
246 #ifdef _LARGEFILE64_SOURCE
247 extern int SYSIO_INTERFACE_NAME(truncate64)(const char *path, off64_t length);
249 extern int SYSIO_INTERFACE_NAME(ftruncate)(int fd, off_t length);
250 #ifdef _LARGEFILE64_SOURCE
251 extern int SYSIO_INTERFACE_NAME(ftruncate64)(int fd, off64_t length);
253 extern int SYSIO_INTERFACE_NAME(rmdir)(const char *path);
254 extern int SYSIO_INTERFACE_NAME(symlink)(const char *path1, const char *path2);
255 #ifdef HAVE_POSIX_1003_READLINK
256 extern ssize_t SYSIO_INTERFACE_NAME(readlink)(const char *path,
258 extern int SYSIO_INTERFACE_NAME(readlink)(const char *path,
262 extern int SYSIO_INTERFACE_NAME(link)(const char *oldpath, const char *newpath);
263 extern int SYSIO_INTERFACE_NAME(unlink)(const char *path);
264 extern int SYSIO_INTERFACE_NAME(rename)(const char *oldpath,
265 const char *newpath);
266 extern int SYSIO_INTERFACE_NAME(fdatasync)(int fd);
267 extern int SYSIO_INTERFACE_NAME(ioctl)(int fd, unsigned long request, ...);
268 extern mode_t SYSIO_INTERFACE_NAME(umask)(mode_t mask);
269 extern int SYSIO_INTERFACE_NAME(mknod)(const char *path,
270 mode_t mode, dev_t dev);
271 extern int SYSIO_INTERFACE_NAME(utime)(const char *path,
272 const struct utimbuf *buf);
273 extern int SYSIO_INTERFACE_NAME(mount)(const char *source, const char *target,
274 const char *filesystemtype,
275 unsigned long mountflags,
277 extern int SYSIO_INTERFACE_NAME(umount)(const char *target);
278 #if _DECLARE_DIR_ACCESS
279 extern DIR *SYSIO_INTERFACE_NAME(opendir)(const char *name);
280 extern int SYSIO_INTERFACE_NAME(closedir)(DIR *dir);
281 extern struct dirent *SYSIO_INTERFACE_NAME(readdir)(DIR *dir);
283 extern int SYSIO_INTERFACE_NAME(scandir)(const char *dir,
284 struct dirent ***namelist,
285 int(*filter)(const struct dirent *),
286 #ifdef HAVE_POSIX2008_SCANDIR
287 int(*compar)(const struct dirent **,
288 const struct dirent **)
290 int(*compar)(const void *, const void *)
293 #if defined(_BSD_SOURCE) || defined(_SVID_SOURCE)
294 extern ssize_t SYSIO_INTERFACE_NAME(getdirentries)(int fd,
299 #endif /* _DECLARE_DIR_ACCESS */
301 #undef _DECLARE_DIR_ACCESS