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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, |
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178 | EIO_FALLOC_FL_INSERT_RANGE = 0x20, |
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179 | EIO_FALLOC_FL_UNSHARE_RANGE = 0x40 |
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180 | }; |
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181 | |
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182 | /* eio_rename flags */ |
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183 | enum |
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184 | { |
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185 | /* these MUST match the value in linux/fs.h */ |
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186 | EIO_RENAME_NOREPLACE = 1 << 0, |
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187 | EIO_RENAME_EXCHANGE = 1 << 1, |
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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 */ |
181 | typedef double eio_tstamp; |
192 | typedef double eio_tstamp; |
182 | |
193 | |
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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 | |
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321 | unsigned int eio_npending (void); /* number of finished but unhandled requests */ |
332 | unsigned int eio_npending (void); /* number of finished but unhandled requests */ |
322 | unsigned int eio_nthreads (void); /* number of worker threads in use currently */ |
333 | unsigned int eio_nthreads (void); /* number of worker threads in use currently */ |
323 | |
334 | |
324 | /*****************************************************************************/ |
335 | /*****************************************************************************/ |
325 | /* convenience wrappers */ |
336 | /* convenience wrappers */ |
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337 | /* these do not expose advanced syscalls and directory fds */ |
326 | |
338 | |
327 | #ifndef EIO_NO_WRAPPERS |
339 | #ifndef EIO_NO_WRAPPERS |
328 | eio_req *eio_wd_open (const char *path, int pri, eio_cb cb, void *data); /* result=wd */ |
340 | eio_req *eio_wd_open (const char *path, int pri, eio_cb cb, void *data); /* result=wd */ |
329 | eio_req *eio_wd_close (eio_wd wd, int pri, eio_cb cb, void *data); |
341 | eio_req *eio_wd_close (eio_wd wd, int pri, eio_cb cb, void *data); |
330 | eio_req *eio_nop (int pri, eio_cb cb, void *data); /* does nothing except go through the whole process */ |
342 | eio_req *eio_nop (int pri, eio_cb cb, void *data); /* does nothing except go through the whole process */ |