… | |
… | |
17 | #include <fcntl.h> |
17 | #include <fcntl.h> |
18 | #include <sched.h> |
18 | #include <sched.h> |
19 | |
19 | |
20 | #if _POSIX_MEMLOCK || _POSIX_MEMLOCK_RANGE || _POSIX_MAPPED_FILES |
20 | #if _POSIX_MEMLOCK || _POSIX_MEMLOCK_RANGE || _POSIX_MAPPED_FILES |
21 | # include <sys/mman.h> |
21 | # include <sys/mman.h> |
|
|
22 | #endif |
|
|
23 | |
|
|
24 | #if __linux__ |
|
|
25 | # include <linux/fs.h> |
|
|
26 | # ifdef FS_IOC_FIEMAP |
|
|
27 | # include <linux/types.h> |
|
|
28 | # include <linux/fiemap.h> |
|
|
29 | # define HAVE_FIEMAP 1 |
|
|
30 | # endif |
22 | #endif |
31 | #endif |
23 | |
32 | |
24 | /* perl namespace pollution */ |
33 | /* perl namespace pollution */ |
25 | #undef VERSION |
34 | #undef VERSION |
26 | |
35 | |
… | |
… | |
77 | |
86 | |
78 | #define EIO_STRUCT_STAT Stat_t |
87 | #define EIO_STRUCT_STAT Stat_t |
79 | |
88 | |
80 | #endif |
89 | #endif |
81 | |
90 | |
82 | /* use NV for 32 bit perls as it allows larger offsets */ |
|
|
83 | #if IVSIZE >= 8 |
|
|
84 | # define VAL64 IV |
|
|
85 | # define SvVAL64 SvIV |
|
|
86 | # define newSVval64 newSViv |
|
|
87 | #else |
|
|
88 | # define VAL64 NV |
|
|
89 | # define SvVAL64 SvNV |
|
|
90 | # define newSVval64 newSVnv |
|
|
91 | #endif |
|
|
92 | |
|
|
93 | /*****************************************************************************/ |
91 | /*****************************************************************************/ |
94 | |
92 | |
95 | #if __GNUC__ >= 3 |
93 | #if __GNUC__ >= 3 |
96 | # define expect(expr,value) __builtin_expect ((expr),(value)) |
94 | # define expect(expr,value) __builtin_expect ((expr),(value)) |
97 | #else |
95 | #else |
… | |
… | |
126 | static void req_destroy (eio_req *grp); |
124 | static void req_destroy (eio_req *grp); |
127 | #define EIO_DESTROY(req) req_destroy (req) |
125 | #define EIO_DESTROY(req) req_destroy (req) |
128 | |
126 | |
129 | #include "libeio/eio.c" |
127 | #include "libeio/eio.c" |
130 | |
128 | |
131 | /* Linux/others */ |
|
|
132 | #ifndef O_ASYNC |
|
|
133 | # define O_ASYNC 0 |
|
|
134 | #endif |
|
|
135 | #ifndef O_DIRECT |
|
|
136 | # define O_DIRECT 0 |
|
|
137 | #endif |
|
|
138 | #ifndef O_NOATIME |
|
|
139 | # define O_NOATIME 0 |
|
|
140 | #endif |
|
|
141 | |
|
|
142 | /* POSIX */ |
|
|
143 | #ifndef O_CLOEXEC |
|
|
144 | # define O_CLOEXEC 0 |
|
|
145 | #endif |
|
|
146 | #ifndef O_NOFOLLOW |
|
|
147 | # define O_NOFOLLOW 0 |
|
|
148 | #endif |
|
|
149 | #ifndef O_NOCTTY |
|
|
150 | # define O_NOCTTY 0 |
|
|
151 | #endif |
|
|
152 | #ifndef O_NONBLOCK |
|
|
153 | # define O_NONBLOCK 0 |
|
|
154 | #endif |
|
|
155 | #ifndef O_EXEC |
|
|
156 | # define O_EXEC 0 |
|
|
157 | #endif |
|
|
158 | #ifndef O_SEARCH |
|
|
159 | # define O_SEARCH 0 |
|
|
160 | #endif |
|
|
161 | #ifndef O_DIRECTORY |
|
|
162 | # define O_DIRECTORY 0 |
|
|
163 | #endif |
|
|
164 | #ifndef O_DSYNC |
|
|
165 | # define O_DSYNC 0 |
|
|
166 | #endif |
|
|
167 | #ifndef O_RSYNC |
|
|
168 | # define O_RSYNC 0 |
|
|
169 | #endif |
|
|
170 | #ifndef O_SYNC |
|
|
171 | # define O_SYNC 0 |
|
|
172 | #endif |
|
|
173 | #ifndef O_TTY_INIT |
|
|
174 | # define O_TTY_INIT 0 |
|
|
175 | #endif |
|
|
176 | |
|
|
177 | #ifndef POSIX_FADV_NORMAL |
|
|
178 | # define POSIX_FADV_NORMAL 0 |
|
|
179 | #endif |
|
|
180 | #ifndef POSIX_FADV_SEQUENTIAL |
|
|
181 | # define POSIX_FADV_SEQUENTIAL 0 |
|
|
182 | #endif |
|
|
183 | #ifndef POSIX_FADV_RANDOM |
|
|
184 | # define POSIX_FADV_RANDOM 0 |
|
|
185 | #endif |
|
|
186 | #ifndef POSIX_FADV_NOREUSE |
|
|
187 | # define POSIX_FADV_NOREUSE 0 |
|
|
188 | #endif |
|
|
189 | #ifndef POSIX_FADV_WILLNEED |
|
|
190 | # define POSIX_FADV_WILLNEED 0 |
|
|
191 | #endif |
|
|
192 | #ifndef POSIX_FADV_DONTNEED |
|
|
193 | # define POSIX_FADV_DONTNEED 0 |
|
|
194 | #endif |
|
|
195 | |
|
|
196 | #if !HAVE_POSIX_FADVISE |
129 | #if !HAVE_POSIX_FADVISE |
197 | # define posix_fadvise(a,b,c,d) errno = ENOSYS /* also return ENOSYS */ |
130 | # define posix_fadvise(a,b,c,d) errno = ENOSYS /* also return ENOSYS */ |
198 | #endif |
131 | #endif |
199 | |
132 | |
200 | #ifndef POSIX_MADV_NORMAL |
|
|
201 | # define POSIX_MADV_NORMAL 0 |
|
|
202 | #endif |
|
|
203 | #ifndef POSIX_MADV_SEQUENTIAL |
|
|
204 | # define POSIX_MADV_SEQUENTIAL 0 |
|
|
205 | #endif |
|
|
206 | #ifndef POSIX_MADV_RANDOM |
|
|
207 | # define POSIX_MADV_RANDOM 0 |
|
|
208 | #endif |
|
|
209 | #ifndef POSIX_MADV_WILLNEED |
|
|
210 | # define POSIX_MADV_WILLNEED 0 |
|
|
211 | #endif |
|
|
212 | #ifndef POSIX_MADV_DONTNEED |
|
|
213 | # define POSIX_MADV_DONTNEED 0 |
|
|
214 | #endif |
|
|
215 | |
|
|
216 | #if !HAVE_POSIX_MADVISE |
133 | #if !HAVE_POSIX_MADVISE |
217 | # define posix_madvise(a,b,c) errno = ENOSYS /* also return ENOSYS */ |
134 | # define posix_madvise(a,b,c) errno = ENOSYS /* also return ENOSYS */ |
218 | #endif |
|
|
219 | |
|
|
220 | #ifndef PROT_NONE |
|
|
221 | # define PROT_NONE 0 |
|
|
222 | #endif |
|
|
223 | #ifndef PROT_READ |
|
|
224 | # define PROT_READ 0 |
|
|
225 | #endif |
|
|
226 | #ifndef PROT_WRITE |
|
|
227 | # define PROT_READ 0 |
|
|
228 | #endif |
|
|
229 | #ifndef PROT_EXEC |
|
|
230 | # define PROT_EXEC 0 |
|
|
231 | #endif |
|
|
232 | |
|
|
233 | #ifndef ST_RDONLY |
|
|
234 | # define ST_RDONLY 0 |
|
|
235 | #endif |
|
|
236 | #ifndef ST_NOSUID |
|
|
237 | # define ST_NOSUID 0 |
|
|
238 | #endif |
|
|
239 | #ifndef ST_NODEV |
|
|
240 | # define ST_NODEV 0 |
|
|
241 | #endif |
|
|
242 | #ifndef ST_NOEXEC |
|
|
243 | # define ST_NOEXEC 0 |
|
|
244 | #endif |
|
|
245 | #ifndef ST_SYNCHRONOUS |
|
|
246 | # define ST_SYNCHRONOUS 0 |
|
|
247 | #endif |
|
|
248 | #ifndef ST_MANDLOCK |
|
|
249 | # define ST_MANDLOCK 0 |
|
|
250 | #endif |
|
|
251 | #ifndef ST_WRITE |
|
|
252 | # define ST_WRITE 0 |
|
|
253 | #endif |
|
|
254 | #ifndef ST_APPEND |
|
|
255 | # define ST_APPEND 0 |
|
|
256 | #endif |
|
|
257 | #ifndef ST_IMMUTABLE |
|
|
258 | # define ST_IMMUTABLE 0 |
|
|
259 | #endif |
|
|
260 | #ifndef ST_NOATIME |
|
|
261 | # define ST_NOATIME 0 |
|
|
262 | #endif |
|
|
263 | #ifndef ST_NODIRATIME |
|
|
264 | # define ST_NODIRATIME 0 |
|
|
265 | #endif |
|
|
266 | #ifndef ST_RELATIME |
|
|
267 | # define ST_RELATIME 0 |
|
|
268 | #endif |
|
|
269 | |
|
|
270 | #ifndef S_IFIFO |
|
|
271 | # define S_IFIFO 0 |
|
|
272 | #endif |
|
|
273 | #ifndef S_IFCHR |
|
|
274 | # define S_IFCHR 0 |
|
|
275 | #endif |
|
|
276 | #ifndef S_IFBLK |
|
|
277 | # define S_IFBLK 0 |
|
|
278 | #endif |
|
|
279 | #ifndef S_IFLNK |
|
|
280 | # define S_IFLNK 0 |
|
|
281 | #endif |
|
|
282 | #ifndef S_IFREG |
|
|
283 | # define S_IFREG 0 |
|
|
284 | #endif |
|
|
285 | #ifndef S_IFDIR |
|
|
286 | # define S_IFDIR 0 |
|
|
287 | #endif |
|
|
288 | #ifndef S_IFWHT |
|
|
289 | # define S_IFWHT 0 |
|
|
290 | #endif |
|
|
291 | #ifndef S_IFSOCK |
|
|
292 | # define S_IFSOCK 0 |
|
|
293 | #endif |
135 | #endif |
294 | |
136 | |
295 | #ifndef MAP_ANONYMOUS |
137 | #ifndef MAP_ANONYMOUS |
296 | # ifdef MAP_ANON |
138 | # ifdef MAP_ANON |
297 | # define MAP_ANONYMOUS MAP_ANON |
139 | # define MAP_ANONYMOUS MAP_ANON |
298 | # else |
140 | # else |
299 | # define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */ |
141 | # define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */ |
300 | # endif |
142 | # endif |
301 | #endif |
143 | #endif |
302 | #ifndef MAP_HUGETLB |
144 | |
303 | # define MAP_HUGETLB 0 |
145 | /* defines all sorts of constants to 0 unless they are already defined */ |
304 | #endif |
146 | #include "def0.h" |
305 | #ifndef MAP_LOCKED |
|
|
306 | # define MAP_LOCKED 0 |
|
|
307 | #endif |
|
|
308 | #ifndef MAP_NORESERVE |
|
|
309 | # define MAP_NORESERVE 0 |
|
|
310 | #endif |
|
|
311 | #ifndef MAP_POPULATE |
|
|
312 | # define MAP_POPULATE 0 |
|
|
313 | #endif |
|
|
314 | #ifndef MAP_NONBLOCK |
|
|
315 | # define MAP_NONBLOCK 0 |
|
|
316 | #endif |
|
|
317 | |
147 | |
318 | #ifndef makedev |
148 | #ifndef makedev |
319 | # define makedev(maj,min) (((maj) << 8) | (min)) |
149 | # define makedev(maj,min) (((maj) << 8) | (min)) |
320 | #endif |
150 | #endif |
321 | #ifndef major |
151 | #ifndef major |
… | |
… | |
323 | #endif |
153 | #endif |
324 | #ifndef minor |
154 | #ifndef minor |
325 | # define minor(dev) ((dev) & 0xff) |
155 | # define minor(dev) ((dev) & 0xff) |
326 | #endif |
156 | #endif |
327 | |
157 | |
328 | #ifndef PAGESIZE |
158 | #if PAGESIZE <= 0 |
329 | # define PAGESIZE sysconf (_SC_PAGESIZE) |
159 | # define PAGESIZE sysconf (_SC_PAGESIZE) |
330 | #endif |
160 | #endif |
|
|
161 | |
|
|
162 | /*****************************************************************************/ |
|
|
163 | |
|
|
164 | static void |
|
|
165 | fiemap (eio_req *req) |
|
|
166 | { |
|
|
167 | req->result = -1; |
|
|
168 | |
|
|
169 | #if HAVE_FIEMAP |
|
|
170 | /* assume some c99 */ |
|
|
171 | struct fiemap *fiemap = 0; |
|
|
172 | size_t end_offset; |
|
|
173 | int count = req->int3; |
|
|
174 | |
|
|
175 | req->flags |= EIO_FLAG_PTR1_FREE; |
|
|
176 | |
|
|
177 | /* heuristic: start with 512 bytes (8 extents), and if that isn't enough, */ |
|
|
178 | /* increase in 3.5kb steps */ |
|
|
179 | if (count < 0) |
|
|
180 | count = 8; |
|
|
181 | |
|
|
182 | fiemap = malloc (sizeof (*fiemap) + sizeof (struct fiemap_extent) * count); |
|
|
183 | errno = ENOMEM; |
|
|
184 | if (!fiemap) |
|
|
185 | return; |
|
|
186 | |
|
|
187 | req->ptr1 = fiemap; |
|
|
188 | |
|
|
189 | fiemap->fm_start = req->offs; |
|
|
190 | fiemap->fm_length = req->size; |
|
|
191 | fiemap->fm_flags = req->int2; |
|
|
192 | fiemap->fm_extent_count = count; |
|
|
193 | |
|
|
194 | if (ioctl (req->int1, FS_IOC_FIEMAP, fiemap) < 0) |
|
|
195 | return; |
|
|
196 | |
|
|
197 | if (req->int3 >= 0 /* not autosizing */ |
|
|
198 | || !fiemap->fm_mapped_extents /* no more extents */ |
|
|
199 | || fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_flags & FIEMAP_EXTENT_LAST /* hit eof */) |
|
|
200 | goto done; |
|
|
201 | |
|
|
202 | /* else we have to loop - |
|
|
203 | * it would be tempting (atcually I tried that first) to just query the |
|
|
204 | * number of extents needed, but linux often feels like not returning all |
|
|
205 | * extents, without telling us it left any out. this complicates |
|
|
206 | * this quite a bit. |
|
|
207 | */ |
|
|
208 | |
|
|
209 | end_offset = fiemap->fm_length + (fiemap->fm_length == FIEMAP_MAX_OFFSET ? 0 : fiemap->fm_start); |
|
|
210 | |
|
|
211 | for (;;) |
|
|
212 | { |
|
|
213 | /* we go in 54 extent steps - 3kb, in the hope that this fits nicely on the eio stack (normally 16+ kb) */ |
|
|
214 | char scratch[3072]; |
|
|
215 | struct fiemap *incmap = (struct fiemap *)scratch; |
|
|
216 | |
|
|
217 | incmap->fm_start = fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_logical |
|
|
218 | + fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_length; |
|
|
219 | incmap->fm_length = fiemap->fm_length - (incmap->fm_start - fiemap->fm_start); |
|
|
220 | incmap->fm_flags = fiemap->fm_flags; |
|
|
221 | incmap->fm_extent_count = (sizeof (scratch) - sizeof (struct fiemap)) / sizeof (struct fiemap_extent); |
|
|
222 | |
|
|
223 | if (ioctl (req->int1, FS_IOC_FIEMAP, incmap) < 0) |
|
|
224 | return; |
|
|
225 | |
|
|
226 | count = fiemap->fm_mapped_extents + incmap->fm_mapped_extents; |
|
|
227 | fiemap = realloc (fiemap, sizeof (*fiemap) + sizeof (struct fiemap_extent) * count); |
|
|
228 | errno = ENOMEM; |
|
|
229 | if (!fiemap) |
|
|
230 | return; |
|
|
231 | |
|
|
232 | req->ptr1 = fiemap; |
|
|
233 | |
|
|
234 | for (count = 0; count < incmap->fm_mapped_extents; ++count) |
|
|
235 | { |
|
|
236 | struct fiemap_extent *e = incmap->fm_extents + count; |
|
|
237 | |
|
|
238 | if (e->fe_logical + e->fe_length >= end_offset) |
|
|
239 | goto done; |
|
|
240 | |
|
|
241 | fiemap->fm_extents [fiemap->fm_mapped_extents++] = *e; |
|
|
242 | |
|
|
243 | if (e->fe_flags & FIEMAP_EXTENT_LAST) |
|
|
244 | goto done; |
|
|
245 | |
|
|
246 | } |
|
|
247 | } |
|
|
248 | |
|
|
249 | done: |
|
|
250 | req->result = 0; |
|
|
251 | |
|
|
252 | #else |
|
|
253 | errno = ENOSYS; |
|
|
254 | #endif |
|
|
255 | } |
|
|
256 | |
|
|
257 | /*****************************************************************************/ |
331 | |
258 | |
332 | enum { |
259 | enum { |
333 | FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */ |
260 | FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */ |
334 | }; |
261 | }; |
335 | |
262 | |
… | |
… | |
580 | #ifndef _WIN32 |
507 | #ifndef _WIN32 |
581 | if (req->result >= 0) |
508 | if (req->result >= 0) |
582 | { |
509 | { |
583 | EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req); |
510 | EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req); |
584 | HV *hv = newHV (); |
511 | HV *hv = newHV (); |
|
|
512 | /* POSIX requires fsid to be unsigned long, but AIX in its infinite wisdom |
|
|
513 | * chooses to make it a struct. |
|
|
514 | */ |
|
|
515 | unsigned long fsid = 0; |
|
|
516 | memcpy (&fsid, &f->f_fsid, sizeof (unsigned long) < sizeof (f->f_fsid) ? sizeof (unsigned long) : sizeof (f->f_fsid)); |
585 | |
517 | |
586 | rv = sv_2mortal (newRV_noinc ((SV *)hv)); |
518 | rv = sv_2mortal (newRV_noinc ((SV *)hv)); |
587 | |
519 | |
588 | hv_store (hv, "bsize" , sizeof ("bsize" ) - 1, newSVval64 (f->f_bsize ), 0); |
520 | hv_store (hv, "bsize" , sizeof ("bsize" ) - 1, newSVval64 (f->f_bsize ), 0); |
589 | hv_store (hv, "frsize" , sizeof ("frsize" ) - 1, newSVval64 (f->f_frsize ), 0); |
521 | hv_store (hv, "frsize" , sizeof ("frsize" ) - 1, newSVval64 (f->f_frsize ), 0); |
… | |
… | |
591 | hv_store (hv, "bfree" , sizeof ("bfree" ) - 1, newSVval64 (f->f_bfree ), 0); |
523 | hv_store (hv, "bfree" , sizeof ("bfree" ) - 1, newSVval64 (f->f_bfree ), 0); |
592 | hv_store (hv, "bavail" , sizeof ("bavail" ) - 1, newSVval64 (f->f_bavail ), 0); |
524 | hv_store (hv, "bavail" , sizeof ("bavail" ) - 1, newSVval64 (f->f_bavail ), 0); |
593 | hv_store (hv, "files" , sizeof ("files" ) - 1, newSVval64 (f->f_files ), 0); |
525 | hv_store (hv, "files" , sizeof ("files" ) - 1, newSVval64 (f->f_files ), 0); |
594 | hv_store (hv, "ffree" , sizeof ("ffree" ) - 1, newSVval64 (f->f_ffree ), 0); |
526 | hv_store (hv, "ffree" , sizeof ("ffree" ) - 1, newSVval64 (f->f_ffree ), 0); |
595 | hv_store (hv, "favail" , sizeof ("favail" ) - 1, newSVval64 (f->f_favail ), 0); |
527 | hv_store (hv, "favail" , sizeof ("favail" ) - 1, newSVval64 (f->f_favail ), 0); |
596 | hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (f->f_fsid ), 0); |
528 | hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (fsid ), 0); |
597 | hv_store (hv, "flag" , sizeof ("flag" ) - 1, newSVval64 (f->f_flag ), 0); |
529 | hv_store (hv, "flag" , sizeof ("flag" ) - 1, newSVval64 (f->f_flag ), 0); |
598 | hv_store (hv, "namemax", sizeof ("namemax") - 1, newSVval64 (f->f_namemax), 0); |
530 | hv_store (hv, "namemax", sizeof ("namemax") - 1, newSVval64 (f->f_namemax), 0); |
599 | } |
531 | } |
600 | #endif |
532 | #endif |
601 | |
533 | |
… | |
… | |
636 | if (!(PL_laststatval = req->result)) |
568 | if (!(PL_laststatval = req->result)) |
637 | /* if compilation fails here then perl's Stat_t is not struct _stati64 */ |
569 | /* if compilation fails here then perl's Stat_t is not struct _stati64 */ |
638 | PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2); |
570 | PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2); |
639 | |
571 | |
640 | PUSHs (sv_result); |
572 | PUSHs (sv_result); |
|
|
573 | break; |
|
|
574 | |
|
|
575 | case EIO_SEEK: |
|
|
576 | PUSHs (req->result ? sv_result : sv_2mortal (newSVval64 (req->offs))); |
641 | break; |
577 | break; |
642 | |
578 | |
643 | case EIO_READ: |
579 | case EIO_READ: |
644 | { |
580 | { |
645 | SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0)); |
581 | SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0)); |
… | |
… | |
648 | SvSETMAGIC (req->sv2); |
584 | SvSETMAGIC (req->sv2); |
649 | PUSHs (sv_result); |
585 | PUSHs (sv_result); |
650 | } |
586 | } |
651 | break; |
587 | break; |
652 | |
588 | |
|
|
589 | case EIO_CUSTOM: |
|
|
590 | if (req->feed == fiemap) |
|
|
591 | { |
|
|
592 | #if HAVE_FIEMAP |
|
|
593 | if (!req->result) |
|
|
594 | { |
|
|
595 | struct fiemap *fiemap = (struct fiemap *)req->ptr1; |
|
|
596 | |
|
|
597 | if (fiemap->fm_extent_count) |
|
|
598 | { |
|
|
599 | AV *av = newAV (); |
|
|
600 | int i; |
|
|
601 | |
|
|
602 | while (fiemap->fm_mapped_extents) |
|
|
603 | { |
|
|
604 | struct fiemap_extent *extent = &fiemap->fm_extents [--fiemap->fm_mapped_extents]; |
|
|
605 | AV *ext_av = newAV (); |
|
|
606 | |
|
|
607 | av_store (ext_av, 3, newSVuv (extent->fe_flags)); |
|
|
608 | av_store (ext_av, 2, newSVval64 (extent->fe_length)); |
|
|
609 | av_store (ext_av, 1, newSVval64 (extent->fe_physical)); |
|
|
610 | av_store (ext_av, 0, newSVval64 (extent->fe_logical)); |
|
|
611 | |
|
|
612 | av_store (av, fiemap->fm_mapped_extents, newRV_noinc ((SV *)ext_av)); |
|
|
613 | } |
|
|
614 | |
|
|
615 | PUSHs (sv_2mortal (newRV_noinc ((SV *)av))); |
|
|
616 | } |
|
|
617 | else |
|
|
618 | { |
|
|
619 | SvIV_set (sv_result, fiemap->fm_mapped_extents); |
|
|
620 | PUSHs (sv_result); |
|
|
621 | } |
|
|
622 | } |
|
|
623 | #endif |
|
|
624 | } |
|
|
625 | else |
|
|
626 | PUSHs (sv_result); |
|
|
627 | break; |
|
|
628 | |
653 | case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */ |
629 | case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */ |
654 | if (req->result > 0) |
630 | if (req->result > 0) |
655 | SvIV_set (sv_result, 0); |
631 | SvIV_set (sv_result, 0); |
656 | /* FALLTHROUGH */ |
632 | /* FALLTHROUGH */ |
657 | |
633 | |
… | |
… | |
764 | } |
740 | } |
765 | |
741 | |
766 | /*****************************************************************************/ |
742 | /*****************************************************************************/ |
767 | |
743 | |
768 | #if !_POSIX_MAPPED_FILES |
744 | #if !_POSIX_MAPPED_FILES |
769 | # define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, -1) |
745 | # define mmap(addr,length,prot,flags,fd,offs) EIO_ENOSYS () |
770 | # define munmap(addr,length) (errno = ENOSYS, -1) |
746 | # define munmap(addr,length) EIO_ENOSYS () |
771 | #endif |
747 | #endif |
772 | |
748 | |
773 | #if !_POSIX_MEMORY_PROTECTION |
749 | #if !_POSIX_MEMORY_PROTECTION |
774 | # define mprotect(addr,len,prot) (errno = ENOSYS, -1) |
750 | # define mprotect(addr,len,prot) EIO_ENOSYS () |
775 | # define PROT_NONE 0 |
751 | # define PROT_NONE 0 |
776 | # define PROT_WRITE 0 |
752 | # define PROT_WRITE 0 |
777 | # define MAP_PRIVATE 0 |
753 | # define MAP_PRIVATE 0 |
778 | # define MAP_SHARED 0 |
754 | # define MAP_SHARED 0 |
779 | # define MAP_FIXED 0 |
755 | # define MAP_FIXED 0 |
… | |
… | |
923 | IV iv; |
899 | IV iv; |
924 | } *civ, const_iv[] = { |
900 | } *civ, const_iv[] = { |
925 | # define const_niv(name, value) { # name, (IV) value }, |
901 | # define const_niv(name, value) { # name, (IV) value }, |
926 | # define const_iv(name) { # name, (IV) name }, |
902 | # define const_iv(name) { # name, (IV) name }, |
927 | # define const_eio(name) { # name, (IV) EIO_ ## name }, |
903 | # define const_eio(name) { # name, (IV) EIO_ ## name }, |
|
|
904 | |
|
|
905 | /* you have to re-run ./gendef0 after adding/Removing any constants here */ |
|
|
906 | |
|
|
907 | const_iv (ENOSYS) |
928 | const_iv (EXDEV) |
908 | const_iv (EXDEV) |
929 | const_iv (ENOSYS) |
909 | const_iv (EBADR) |
|
|
910 | |
930 | const_iv (O_RDONLY) |
911 | const_iv (O_RDONLY) |
931 | const_iv (O_WRONLY) |
912 | const_iv (O_WRONLY) |
932 | const_iv (O_RDWR) |
913 | const_iv (O_RDWR) |
933 | const_iv (O_CREAT) |
914 | const_iv (O_CREAT) |
934 | const_iv (O_TRUNC) |
915 | const_iv (O_TRUNC) |
… | |
… | |
1002 | const_iv (MAP_LOCKED) |
983 | const_iv (MAP_LOCKED) |
1003 | const_iv (MAP_NORESERVE) |
984 | const_iv (MAP_NORESERVE) |
1004 | const_iv (MAP_POPULATE) |
985 | const_iv (MAP_POPULATE) |
1005 | const_iv (MAP_NONBLOCK) |
986 | const_iv (MAP_NONBLOCK) |
1006 | |
987 | |
|
|
988 | const_iv (FIEMAP_FLAG_SYNC) |
|
|
989 | const_iv (FIEMAP_FLAG_XATTR) |
|
|
990 | const_iv (FIEMAP_FLAGS_COMPAT) |
|
|
991 | const_iv (FIEMAP_EXTENT_LAST) |
|
|
992 | const_iv (FIEMAP_EXTENT_UNKNOWN) |
|
|
993 | const_iv (FIEMAP_EXTENT_DELALLOC) |
|
|
994 | const_iv (FIEMAP_EXTENT_ENCODED) |
|
|
995 | const_iv (FIEMAP_EXTENT_DATA_ENCRYPTED) |
|
|
996 | const_iv (FIEMAP_EXTENT_NOT_ALIGNED) |
|
|
997 | const_iv (FIEMAP_EXTENT_DATA_INLINE) |
|
|
998 | const_iv (FIEMAP_EXTENT_DATA_TAIL) |
|
|
999 | const_iv (FIEMAP_EXTENT_UNWRITTEN) |
|
|
1000 | const_iv (FIEMAP_EXTENT_MERGED) |
|
|
1001 | const_iv (FIEMAP_EXTENT_SHARED) |
|
|
1002 | |
|
|
1003 | const_iv (SPLICE_F_MOVE) |
|
|
1004 | const_iv (SPLICE_F_NONBLOCK) |
|
|
1005 | const_iv (SPLICE_F_MORE) |
|
|
1006 | const_iv (SPLICE_F_GIFT) |
|
|
1007 | |
|
|
1008 | const_iv (SEEK_DATA) |
|
|
1009 | const_iv (SEEK_HOLE) |
|
|
1010 | |
|
|
1011 | /* libeio constants */ |
|
|
1012 | const_eio (SEEK_SET) |
|
|
1013 | const_eio (SEEK_CUR) |
|
|
1014 | const_eio (SEEK_END) |
|
|
1015 | |
1007 | const_eio (MCL_FUTURE) |
1016 | const_eio (MCL_FUTURE) |
1008 | const_eio (MCL_CURRENT) |
1017 | const_eio (MCL_CURRENT) |
1009 | |
1018 | |
1010 | const_eio (MS_ASYNC) |
1019 | const_eio (MS_ASYNC) |
1011 | const_eio (MS_INVALIDATE) |
1020 | const_eio (MS_INVALIDATE) |
… | |
… | |
1016 | const_eio (SYNC_FILE_RANGE_WAIT_BEFORE) |
1025 | const_eio (SYNC_FILE_RANGE_WAIT_BEFORE) |
1017 | const_eio (SYNC_FILE_RANGE_WRITE) |
1026 | const_eio (SYNC_FILE_RANGE_WRITE) |
1018 | const_eio (SYNC_FILE_RANGE_WAIT_AFTER) |
1027 | const_eio (SYNC_FILE_RANGE_WAIT_AFTER) |
1019 | |
1028 | |
1020 | const_eio (FALLOC_FL_KEEP_SIZE) |
1029 | const_eio (FALLOC_FL_KEEP_SIZE) |
|
|
1030 | const_eio (FALLOC_FL_PUNCH_HOLE) |
1021 | |
1031 | |
1022 | const_eio (READDIR_DENTS) |
1032 | const_eio (READDIR_DENTS) |
1023 | const_eio (READDIR_DIRS_FIRST) |
1033 | const_eio (READDIR_DIRS_FIRST) |
1024 | const_eio (READDIR_STAT_ORDER) |
1034 | const_eio (READDIR_STAT_ORDER) |
1025 | const_eio (READDIR_FOUND_UNKNOWN) |
1035 | const_eio (READDIR_FOUND_UNKNOWN) |
… | |
… | |
1126 | aio_fsync = EIO_FSYNC |
1136 | aio_fsync = EIO_FSYNC |
1127 | aio_fdatasync = EIO_FDATASYNC |
1137 | aio_fdatasync = EIO_FDATASYNC |
1128 | aio_syncfs = EIO_SYNCFS |
1138 | aio_syncfs = EIO_SYNCFS |
1129 | PPCODE: |
1139 | PPCODE: |
1130 | { |
1140 | { |
1131 | int fd = s_fileno_croak (fh, 0); |
1141 | int fd = s_fileno_croak (fh, 0); |
1132 | dREQ; |
1142 | dREQ; |
1133 | |
1143 | |
1134 | req->type = ix; |
1144 | req->type = ix; |
1135 | req->sv1 = newSVsv (fh); |
1145 | req->sv1 = newSVsv (fh); |
1136 | req->int1 = fd; |
1146 | req->int1 = fd; |
1137 | |
1147 | |
1138 | REQ_SEND (req); |
1148 | REQ_SEND; |
1139 | } |
1149 | } |
1140 | |
1150 | |
1141 | void |
1151 | void |
1142 | aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback=&PL_sv_undef) |
1152 | aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback=&PL_sv_undef) |
1143 | PPCODE: |
1153 | PPCODE: |
1144 | { |
1154 | { |
1145 | int fd = s_fileno_croak (fh, 0); |
1155 | int fd = s_fileno_croak (fh, 0); |
1146 | dREQ; |
1156 | dREQ; |
1147 | |
1157 | |
1148 | req->type = EIO_SYNC_FILE_RANGE; |
1158 | req->type = EIO_SYNC_FILE_RANGE; |
1149 | req->sv1 = newSVsv (fh); |
1159 | req->sv1 = newSVsv (fh); |
1150 | req->int1 = fd; |
1160 | req->int1 = fd; |
1151 | req->offs = offset; |
1161 | req->offs = offset; |
1152 | req->size = nbytes; |
1162 | req->size = nbytes; |
1153 | req->int2 = flags; |
1163 | req->int2 = flags; |
1154 | |
1164 | |
1155 | REQ_SEND (req); |
1165 | REQ_SEND; |
1156 | } |
1166 | } |
1157 | |
1167 | |
1158 | void |
1168 | void |
1159 | aio_fallocate (SV *fh, int mode, off_t offset, size_t len, SV *callback=&PL_sv_undef) |
1169 | aio_allocate (SV *fh, int mode, off_t offset, size_t len, SV *callback=&PL_sv_undef) |
1160 | PPCODE: |
1170 | PPCODE: |
1161 | { |
1171 | { |
1162 | int fd = s_fileno_croak (fh, 0); |
1172 | int fd = s_fileno_croak (fh, 0); |
1163 | dREQ; |
1173 | dREQ; |
1164 | |
1174 | |
1165 | req->type = EIO_FALLOCATE; |
1175 | req->type = EIO_FALLOCATE; |
1166 | req->sv1 = newSVsv (fh); |
1176 | req->sv1 = newSVsv (fh); |
1167 | req->int1 = fd; |
1177 | req->int1 = fd; |
1168 | req->int2 = mode; |
1178 | req->int2 = mode; |
1169 | req->offs = offset; |
1179 | req->offs = offset; |
1170 | req->size = len; |
1180 | req->size = len; |
1171 | |
1181 | |
1172 | REQ_SEND (req); |
1182 | REQ_SEND; |
1173 | } |
1183 | } |
1174 | |
1184 | |
1175 | void |
1185 | void |
1176 | aio_close (SV *fh, SV *callback=&PL_sv_undef) |
1186 | aio_close (SV *fh, SV *callback=&PL_sv_undef) |
1177 | PPCODE: |
1187 | PPCODE: |
1178 | { |
1188 | { |
1179 | static int close_fd = -1; /* dummy fd to close fds via dup2 */ |
1189 | static int close_fd = -1; /* dummy fd to close fds via dup2 */ |
1180 | int fd = s_fileno_croak (fh, 0); |
1190 | int fd = s_fileno_croak (fh, 0); |
1181 | dREQ; |
1191 | dREQ; |
1182 | |
1192 | |
1183 | if (expect_false (close_fd < 0)) |
1193 | if (expect_false (close_fd < 0)) |
1184 | { |
1194 | { |
1185 | int pipefd [2]; |
1195 | int pipefd [2]; |
… | |
… | |
1201 | req->type = EIO_DUP2; |
1211 | req->type = EIO_DUP2; |
1202 | req->int1 = close_fd; |
1212 | req->int1 = close_fd; |
1203 | req->sv2 = newSVsv (fh); |
1213 | req->sv2 = newSVsv (fh); |
1204 | req->int2 = fd; |
1214 | req->int2 = fd; |
1205 | |
1215 | |
1206 | REQ_SEND (req); |
1216 | REQ_SEND; |
|
|
1217 | } |
|
|
1218 | |
|
|
1219 | void |
|
|
1220 | aio_seek (SV *fh, SV *offset, int whence, SV *callback=&PL_sv_undef) |
|
|
1221 | PPCODE: |
|
|
1222 | { |
|
|
1223 | int fd = s_fileno_croak (fh, 0); |
|
|
1224 | dREQ; |
|
|
1225 | |
|
|
1226 | req->type = EIO_SEEK; |
|
|
1227 | req->sv1 = newSVsv (fh); |
|
|
1228 | req->int1 = fd; |
|
|
1229 | req->offs = SvVAL64 (offset); |
|
|
1230 | req->int2 = whence; |
|
|
1231 | |
|
|
1232 | REQ_SEND; |
1207 | } |
1233 | } |
1208 | |
1234 | |
1209 | void |
1235 | void |
1210 | aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback=&PL_sv_undef) |
1236 | aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback=&PL_sv_undef) |
1211 | ALIAS: |
1237 | ALIAS: |
… | |
… | |
1232 | } |
1258 | } |
1233 | else |
1259 | else |
1234 | { |
1260 | { |
1235 | /* read: check type and grow scalar as necessary */ |
1261 | /* read: check type and grow scalar as necessary */ |
1236 | SvUPGRADE (data, SVt_PV); |
1262 | SvUPGRADE (data, SVt_PV); |
|
|
1263 | if (SvLEN (data) >= SvCUR (data)) |
1237 | svptr = SvGROW (data, len + dataoffset + 1); |
1264 | svptr = SvGROW (data, len + dataoffset + 1); |
|
|
1265 | else if (SvCUR (data) < len + dataoffset) |
|
|
1266 | croak ("length + dataoffset outside of scalar, and cannot grow"); |
1238 | } |
1267 | } |
1239 | |
1268 | |
1240 | { |
1269 | { |
1241 | dREQ; |
1270 | dREQ; |
1242 | |
1271 | |
… | |
… | |
1276 | |
1305 | |
1277 | void |
1306 | void |
1278 | aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef) |
1307 | aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef) |
1279 | PPCODE: |
1308 | PPCODE: |
1280 | { |
1309 | { |
1281 | int ifd = s_fileno_croak (in_fh , 0); |
1310 | int ifd = s_fileno_croak (in_fh , 0); |
1282 | int ofd = s_fileno_croak (out_fh, 1); |
1311 | int ofd = s_fileno_croak (out_fh, 1); |
1283 | dREQ; |
1312 | dREQ; |
1284 | |
1313 | |
1285 | req->type = EIO_SENDFILE; |
1314 | req->type = EIO_SENDFILE; |
1286 | req->sv1 = newSVsv (out_fh); |
1315 | req->sv1 = newSVsv (out_fh); |
1287 | req->int1 = ofd; |
1316 | req->int1 = ofd; |
… | |
… | |
1295 | |
1324 | |
1296 | void |
1325 | void |
1297 | aio_readahead (SV *fh, off_t offset, size_t length, SV *callback=&PL_sv_undef) |
1326 | aio_readahead (SV *fh, off_t offset, size_t length, SV *callback=&PL_sv_undef) |
1298 | PPCODE: |
1327 | PPCODE: |
1299 | { |
1328 | { |
1300 | int fd = s_fileno_croak (fh, 0); |
1329 | int fd = s_fileno_croak (fh, 0); |
1301 | dREQ; |
1330 | dREQ; |
1302 | |
1331 | |
1303 | req->type = EIO_READAHEAD; |
1332 | req->type = EIO_READAHEAD; |
1304 | req->sv1 = newSVsv (fh); |
1333 | req->sv1 = newSVsv (fh); |
1305 | req->int1 = fd; |
1334 | req->int1 = fd; |
… | |
… | |
1539 | |
1568 | |
1540 | req->type = EIO_MLOCKALL; |
1569 | req->type = EIO_MLOCKALL; |
1541 | req->int1 = flags; |
1570 | req->int1 = flags; |
1542 | |
1571 | |
1543 | REQ_SEND; |
1572 | REQ_SEND; |
|
|
1573 | } |
|
|
1574 | |
|
|
1575 | void |
|
|
1576 | aio_fiemap (SV *fh, off_t start, SV *length, U32 flags, SV *count, SV *callback=&PL_sv_undef) |
|
|
1577 | PPCODE: |
|
|
1578 | { |
|
|
1579 | int fd = s_fileno_croak (fh, 0); |
|
|
1580 | dREQ; |
|
|
1581 | |
|
|
1582 | req->type = EIO_CUSTOM; |
|
|
1583 | req->sv1 = newSVsv (fh); |
|
|
1584 | req->int1 = fd; |
|
|
1585 | |
|
|
1586 | req->feed = fiemap; |
|
|
1587 | #if HAVE_FIEMAP |
|
|
1588 | /* keep our fingers crossed that the next two types are 64 bit */ |
|
|
1589 | req->offs = start; |
|
|
1590 | req->size = SvOK (length) ? SvVAL64 (length) : ~0ULL; |
|
|
1591 | req->int2 = flags; |
|
|
1592 | req->int3 = SvOK (count) ? SvIV (count) : -1; |
|
|
1593 | #endif |
|
|
1594 | |
|
|
1595 | REQ_SEND; |
1544 | } |
1596 | } |
1545 | |
1597 | |
1546 | void |
1598 | void |
1547 | aio_busy (double delay, SV *callback=&PL_sv_undef) |
1599 | aio_busy (double delay, SV *callback=&PL_sv_undef) |
1548 | PPCODE: |
1600 | PPCODE: |
… | |
… | |
1680 | RETVAL = eio_sendfile_sync (ofh, ifh, offset, count); |
1732 | RETVAL = eio_sendfile_sync (ofh, ifh, offset, count); |
1681 | OUTPUT: |
1733 | OUTPUT: |
1682 | RETVAL |
1734 | RETVAL |
1683 | |
1735 | |
1684 | void |
1736 | void |
1685 | mmap (SV *scalar, size_t length, int prot, int flags, SV *fh, off_t offset = 0) |
1737 | mmap (SV *scalar, size_t length, int prot, int flags, SV *fh = &PL_sv_undef, off_t offset = 0) |
1686 | PPCODE: |
1738 | PPCODE: |
1687 | sv_unmagic (scalar, MMAP_MAGIC); |
1739 | sv_unmagic (scalar, MMAP_MAGIC); |
1688 | { |
1740 | { |
1689 | int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1; |
1741 | int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1; |
1690 | void *addr = (void *)mmap (0, length, prot, flags, fd, offset); |
1742 | void *addr = (void *)mmap (0, length, prot, flags, fd, offset); |
… | |
… | |
1723 | ALIAS: |
1775 | ALIAS: |
1724 | mprotect = 1 |
1776 | mprotect = 1 |
1725 | CODE: |
1777 | CODE: |
1726 | { |
1778 | { |
1727 | STRLEN svlen; |
1779 | STRLEN svlen; |
1728 | void *addr = SvPVbyte (scalar, svlen); |
1780 | void *addr = SvPVbyte (scalar, svlen); |
1729 | size_t len = SvUV (length); |
1781 | size_t len = SvUV (length); |
1730 | |
1782 | |
1731 | if (offset < 0) |
1783 | if (offset < 0) |
1732 | offset += svlen; |
1784 | offset += svlen; |
1733 | |
1785 | |
… | |
… | |
1752 | int |
1804 | int |
1753 | munlock (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef) |
1805 | munlock (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef) |
1754 | CODE: |
1806 | CODE: |
1755 | { |
1807 | { |
1756 | STRLEN svlen; |
1808 | STRLEN svlen; |
1757 | void *addr = SvPVbyte (scalar, svlen); |
1809 | void *addr = SvPVbyte (scalar, svlen); |
1758 | size_t len = SvUV (length); |
1810 | size_t len = SvUV (length); |
1759 | |
1811 | |
1760 | if (offset < 0) |
1812 | if (offset < 0) |
1761 | offset += svlen; |
1813 | offset += svlen; |
1762 | |
1814 | |
… | |
… | |
1769 | addr = (void *)(((intptr_t)addr) + offset); |
1821 | addr = (void *)(((intptr_t)addr) + offset); |
1770 | eio_page_align (&addr, &len); |
1822 | eio_page_align (&addr, &len); |
1771 | #if _POSIX_MEMLOCK_RANGE |
1823 | #if _POSIX_MEMLOCK_RANGE |
1772 | RETVAL = munlock (addr, len); |
1824 | RETVAL = munlock (addr, len); |
1773 | #else |
1825 | #else |
1774 | RETVAL = ((errno = ENOSYS), -1); |
1826 | RETVAL = EIO_ENOSYS (); |
1775 | #endif |
1827 | #endif |
1776 | } |
1828 | } |
1777 | OUTPUT: |
1829 | OUTPUT: |
1778 | RETVAL |
1830 | RETVAL |
1779 | |
1831 | |
… | |
… | |
1781 | munlockall () |
1833 | munlockall () |
1782 | CODE: |
1834 | CODE: |
1783 | #if _POSIX_MEMLOCK |
1835 | #if _POSIX_MEMLOCK |
1784 | munlockall (); |
1836 | munlockall (); |
1785 | #else |
1837 | #else |
1786 | RETVAL = -1; |
1838 | RETVAL = EIO_ENOSYS (); |
1787 | errno = ENOSYS; |
|
|
1788 | #endif |
1839 | #endif |
1789 | OUTPUT: |
1840 | OUTPUT: |
|
|
1841 | RETVAL |
|
|
1842 | |
|
|
1843 | int |
|
|
1844 | splice (aio_rfd rfh, SV *off_in, aio_wfd wfh, SV *off_out, size_t length, unsigned int flags) |
|
|
1845 | CODE: |
|
|
1846 | { |
|
|
1847 | #if HAVE_LINUX_SPLICE |
|
|
1848 | loff_t off_in_, off_out_; |
|
|
1849 | RETVAL = splice ( |
|
|
1850 | rfh, SvOK (off_in ) ? (off_in_ = SvVAL64 (off_in )), &off_in_ : 0, |
|
|
1851 | wfh, SvOK (off_out) ? (off_out_ = SvVAL64 (off_out)), &off_out_ : 0, |
|
|
1852 | length, flags |
|
|
1853 | ); |
|
|
1854 | #else |
|
|
1855 | RETVAL = EIO_ENOSYS (); |
|
|
1856 | #endif |
|
|
1857 | } |
|
|
1858 | OUTPUT: |
|
|
1859 | RETVAL |
|
|
1860 | |
|
|
1861 | int |
|
|
1862 | tee (aio_rfd rfh, aio_wfd wfh, size_t length, unsigned int flags) |
|
|
1863 | CODE: |
|
|
1864 | #if HAVE_LINUX_SPLICE |
|
|
1865 | RETVAL = tee (rfh, wfh, length, flags); |
|
|
1866 | #else |
|
|
1867 | RETVAL = EIO_ENOSYS (); |
|
|
1868 | #endif |
|
|
1869 | OUTPUT: |
1790 | RETVAL |
1870 | RETVAL |
1791 | |
1871 | |
1792 | void _on_next_submit (SV *cb) |
1872 | void _on_next_submit (SV *cb) |
1793 | CODE: |
1873 | CODE: |
1794 | SvREFCNT_dec (on_next_submit); |
1874 | SvREFCNT_dec (on_next_submit); |