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/cvs/libeio/eio.h
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Comparing libeio/eio.h (file contents):
Revision 1.57 by root, Tue Feb 23 19:42:44 2016 UTC vs.
Revision 1.60 by root, Fri Jun 23 23:50:25 2017 UTC

172{ 172{
173 /* these MUST match the value in linux/falloc.h */ 173 /* these MUST match the value in linux/falloc.h */
174 EIO_FALLOC_FL_KEEP_SIZE = 0x01, 174 EIO_FALLOC_FL_KEEP_SIZE = 0x01,
175 EIO_FALLOC_FL_PUNCH_HOLE = 0x02, 175 EIO_FALLOC_FL_PUNCH_HOLE = 0x02,
176 EIO_FALLOC_FL_COLLAPSE_RANGE = 0x08, 176 EIO_FALLOC_FL_COLLAPSE_RANGE = 0x08,
177 EIO_FALLOC_FL_ZERO_RANGE = 0x10 177 EIO_FALLOC_FL_ZERO_RANGE = 0x10,
178 EIO_FALLOC_FL_INSERT_RANGE = 0x20,
179 EIO_FALLOC_FL_UNSHARE_RANGE = 0x40
180};
181
182/* eio_rename flags */
183enum
184{
185 /* these MUST match the value in linux/fs.h */
186 EIO_RENAME_NOREPLACE = 1 << 0,
187 EIO_RENAME_EXCHANGE = 1 << 1,
188 EIO_RENAME_WHITEOUT = 1 << 2
178}; 189};
179 190
180/* timestamps and differences - feel free to use double in your code directly */ 191/* timestamps and differences - feel free to use double in your code directly */
181typedef double eio_tstamp; 192typedef double eio_tstamp;
182 193
257 void *ptr2; /* all applicable requests: new name or memory buffer; readdir: name strings */ 268 void *ptr2; /* all applicable requests: new name or memory buffer; readdir: name strings */
258 eio_tstamp nv1; /* utime, futime: atime; busy: sleep time */ 269 eio_tstamp nv1; /* utime, futime: atime; busy: sleep time */
259 eio_tstamp nv2; /* utime, futime: mtime */ 270 eio_tstamp nv2; /* utime, futime: mtime */
260 271
261 int int1; /* all applicable requests: file descriptor; sendfile: output fd; open, msync, mlockall, readdir: flags */ 272 int int1; /* all applicable requests: file descriptor; sendfile: output fd; open, msync, mlockall, readdir: flags */
262 long int2; /* chown, fchown: uid; sendfile: input fd; open, chmod, mkdir, mknod: file mode, seek: whence, fcntl, ioctl: request, sync_file_range, fallocate: flags */ 273 long int2; /* chown, fchown: uid; sendfile: input fd; open, chmod, mkdir, mknod: file mode, seek: whence, fcntl, ioctl: request, sync_file_range, fallocate, rename: flags */
263 long int3; /* chown, fchown: gid; rename, link: working directory of new name */ 274 long int3; /* chown, fchown: gid; rename, link: working directory of new name */
264 int errorno; /* errno value on syscall return */ 275 int errorno; /* errno value on syscall return */
265 276
266 unsigned char flags; /* private */ 277 unsigned char flags; /* private */
267 278
321unsigned int eio_npending (void); /* number of finished but unhandled requests */ 332unsigned int eio_npending (void); /* number of finished but unhandled requests */
322unsigned int eio_nthreads (void); /* number of worker threads in use currently */ 333unsigned int eio_nthreads (void); /* number of worker threads in use currently */
323 334
324/*****************************************************************************/ 335/*****************************************************************************/
325/* convenience wrappers */ 336/* convenience wrappers */
337/* these do not expose advanced syscalls and directory fds */
326 338
327#ifndef EIO_NO_WRAPPERS 339#ifndef EIO_NO_WRAPPERS
328eio_req *eio_wd_open (const char *path, int pri, eio_cb cb, void *data); /* result=wd */ 340eio_req *eio_wd_open (const char *path, int pri, eio_cb cb, void *data); /* result=wd */
329eio_req *eio_wd_close (eio_wd wd, int pri, eio_cb cb, void *data); 341eio_req *eio_wd_close (eio_wd wd, int pri, eio_cb cb, void *data);
330eio_req *eio_nop (int pri, eio_cb cb, void *data); /* does nothing except go through the whole process */ 342eio_req *eio_nop (int pri, eio_cb cb, void *data); /* does nothing except go through the whole process */

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