… | |
… | |
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 |
22 | #endif |
23 | |
23 | |
24 | #if __linux__ |
24 | /* the incompetent fool that created musl keeps __linux__, refuses |
|
|
25 | * to implement any linux standard apis, and also has no way to test |
|
|
26 | * for his broken iplementation. don't complain to me if this fails |
|
|
27 | * for you. |
|
|
28 | */ |
|
|
29 | #if __linux__ && (defined __GLIBC__ || defined __UCLIBC__) |
25 | # include <linux/fs.h> |
30 | # include <linux/fs.h> |
26 | # ifdef FS_IOC_FIEMAP |
31 | # ifdef FS_IOC_FIEMAP |
27 | # include <linux/types.h> |
32 | # include <linux/types.h> |
28 | # include <linux/fiemap.h> |
33 | # include <linux/fiemap.h> |
29 | # define HAVE_FIEMAP 1 |
34 | # define HAVE_FIEMAP 1 |
… | |
… | |
99 | #define expect_false(expr) expect ((expr) != 0, 0) |
104 | #define expect_false(expr) expect ((expr) != 0, 0) |
100 | #define expect_true(expr) expect ((expr) != 0, 1) |
105 | #define expect_true(expr) expect ((expr) != 0, 1) |
101 | |
106 | |
102 | /*****************************************************************************/ |
107 | /*****************************************************************************/ |
103 | |
108 | |
|
|
109 | #include "libeio/config.h" |
|
|
110 | |
|
|
111 | #if HAVE_RLIMITS |
|
|
112 | #include <sys/time.h> |
|
|
113 | #include <sys/resource.h> |
|
|
114 | #endif |
|
|
115 | |
104 | typedef SV SV8; /* byte-sv, used for argument-checking */ |
116 | typedef SV SV8; /* byte-sv, used for argument-checking */ |
105 | typedef int aio_rfd; /* read file desriptor */ |
117 | typedef int aio_rfd; /* read file desriptor */ |
106 | typedef int aio_wfd; /* write file descriptor */ |
118 | typedef int aio_wfd; /* write file descriptor */ |
107 | |
119 | |
108 | static HV *aio_stash, *aio_req_stash, *aio_grp_stash, *aio_wd_stash; |
120 | static HV *aio_stash, *aio_req_stash, *aio_grp_stash, *aio_wd_stash; |
… | |
… | |
114 | STRLEN stroffset; \ |
126 | STRLEN stroffset; \ |
115 | SV *self; |
127 | SV *self; |
116 | |
128 | |
117 | #define EIO_NO_WRAPPERS 1 |
129 | #define EIO_NO_WRAPPERS 1 |
118 | |
130 | |
119 | #include "libeio/config.h" |
|
|
120 | #include "libeio/eio.h" |
131 | #include "libeio/eio.h" |
121 | |
132 | |
122 | static int req_invoke (eio_req *req); |
133 | static int req_invoke (eio_req *req); |
123 | #define EIO_FINISH(req) req_invoke (req) |
134 | #define EIO_FINISH(req) req_invoke (req) |
124 | static void req_destroy (eio_req *grp); |
135 | static void req_destroy (eio_req *grp); |
… | |
… | |
141 | # define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */ |
152 | # define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */ |
142 | # endif |
153 | # endif |
143 | #endif |
154 | #endif |
144 | |
155 | |
145 | /* defines all sorts of constants to 0 unless they are already defined */ |
156 | /* defines all sorts of constants to 0 unless they are already defined */ |
|
|
157 | /* also provides const_iv_ and const_niv_ macros for them */ |
146 | #include "def0.h" |
158 | #include "def0.h" |
147 | |
159 | |
148 | #ifndef makedev |
160 | #ifndef makedev |
149 | # define makedev(maj,min) (((maj) << 8) | (min)) |
161 | # define makedev(maj,min) (((maj) << 8) | (min)) |
150 | #endif |
162 | #endif |
… | |
… | |
153 | #endif |
165 | #endif |
154 | #ifndef minor |
166 | #ifndef minor |
155 | # define minor(dev) ((dev) & 0xff) |
167 | # define minor(dev) ((dev) & 0xff) |
156 | #endif |
168 | #endif |
157 | |
169 | |
158 | #ifndef PAGESIZE |
170 | #if PAGESIZE <= 0 |
159 | # define PAGESIZE sysconf (_SC_PAGESIZE) |
171 | # define PAGESIZE sysconf (_SC_PAGESIZE) |
160 | #endif |
172 | #endif |
|
|
173 | |
|
|
174 | /*****************************************************************************/ |
|
|
175 | |
|
|
176 | #if !_POSIX_MAPPED_FILES |
|
|
177 | # define mmap(addr,length,prot,flags,fd,offs) EIO_ENOSYS () |
|
|
178 | # define munmap(addr,length) EIO_ENOSYS () |
|
|
179 | #endif |
|
|
180 | |
|
|
181 | #if !_POSIX_MEMORY_PROTECTION |
|
|
182 | # define mprotect(addr,len,prot) EIO_ENOSYS () |
|
|
183 | #endif |
|
|
184 | |
|
|
185 | #define FOREIGN_MAGIC PERL_MAGIC_ext |
|
|
186 | |
|
|
187 | static int ecb_cold |
|
|
188 | mmap_free (pTHX_ SV *sv, MAGIC *mg) |
|
|
189 | { |
|
|
190 | int old_errno = errno; |
|
|
191 | munmap (mg->mg_ptr, (size_t)mg->mg_obj); |
|
|
192 | errno = old_errno; |
|
|
193 | |
|
|
194 | mg->mg_obj = 0; /* just in case */ |
|
|
195 | |
|
|
196 | SvREADONLY_off (sv); |
|
|
197 | |
|
|
198 | if (SvPVX (sv) != mg->mg_ptr) |
|
|
199 | croak ("ERROR: IO::AIO::mmap-mapped scalar changed location, detected"); |
|
|
200 | |
|
|
201 | SvCUR_set (sv, 0); |
|
|
202 | SvPVX (sv) = 0; |
|
|
203 | SvOK_off (sv); |
|
|
204 | |
|
|
205 | return 0; |
|
|
206 | } |
|
|
207 | |
|
|
208 | static MGVTBL mmap_vtbl = { |
|
|
209 | 0, 0, 0, 0, mmap_free |
|
|
210 | }; |
|
|
211 | |
|
|
212 | static int ecb_cold |
|
|
213 | sysfree_free (pTHX_ SV *sv, MAGIC *mg) |
|
|
214 | { |
|
|
215 | free (mg->mg_ptr); |
|
|
216 | mg->mg_obj = 0; /* just in case */ |
|
|
217 | |
|
|
218 | SvREADONLY_off (sv); |
|
|
219 | |
|
|
220 | if (SvPVX (sv) != mg->mg_ptr) |
|
|
221 | croak ("ERROR: IO::AIO mapped scalar changed location, detected"); |
|
|
222 | |
|
|
223 | SvCUR_set (sv, 0); |
|
|
224 | SvPVX (sv) = 0; |
|
|
225 | SvOK_off (sv); |
|
|
226 | |
|
|
227 | return 0; |
|
|
228 | } |
|
|
229 | |
|
|
230 | static MGVTBL sysfree_vtbl = { |
|
|
231 | 0, 0, 0, 0, sysfree_free |
|
|
232 | }; |
|
|
233 | |
|
|
234 | /*****************************************************************************/ |
|
|
235 | |
|
|
236 | /* helper: set scalar to foreign ptr with custom free */ |
|
|
237 | static void |
|
|
238 | sv_set_foreign (SV *sv, const MGVTBL *const vtbl, void *addr, IV length) |
|
|
239 | { |
|
|
240 | sv_force_normal (sv); |
|
|
241 | |
|
|
242 | /* we store the length in mg_obj, as namlen is I32 :/ */ |
|
|
243 | sv_magicext (sv, 0, FOREIGN_MAGIC, vtbl, (char *)addr, 0) |
|
|
244 | ->mg_obj = (SV *)length; |
|
|
245 | |
|
|
246 | SvUPGRADE (sv, SVt_PV); /* nop... */ |
|
|
247 | |
|
|
248 | if (SvLEN (sv)) |
|
|
249 | Safefree (SvPVX (sv)); |
|
|
250 | |
|
|
251 | SvPVX (sv) = (char *)addr; |
|
|
252 | SvCUR_set (sv, length); |
|
|
253 | SvLEN_set (sv, 0); |
|
|
254 | SvPOK_only (sv); |
|
|
255 | } |
|
|
256 | |
|
|
257 | static void |
|
|
258 | sv_clear_foreign (SV *sv) |
|
|
259 | { |
|
|
260 | /* todo: iterate over magic and only free ours, but of course */ |
|
|
261 | /* the perl5porters will call that (correct) behaviour buggy */ |
|
|
262 | sv_unmagic (sv, FOREIGN_MAGIC); |
|
|
263 | } |
161 | |
264 | |
162 | /*****************************************************************************/ |
265 | /*****************************************************************************/ |
163 | |
266 | |
164 | static void |
267 | static void |
165 | fiemap (eio_req *req) |
268 | fiemap (eio_req *req) |
… | |
… | |
189 | fiemap->fm_start = req->offs; |
292 | fiemap->fm_start = req->offs; |
190 | fiemap->fm_length = req->size; |
293 | fiemap->fm_length = req->size; |
191 | fiemap->fm_flags = req->int2; |
294 | fiemap->fm_flags = req->int2; |
192 | fiemap->fm_extent_count = count; |
295 | fiemap->fm_extent_count = count; |
193 | |
296 | |
194 | if (ioctl (req->int1, FS_IOC_FIEMAP, fiemap)) |
297 | if (ioctl (req->int1, FS_IOC_FIEMAP, fiemap) < 0) |
195 | return; |
298 | return; |
196 | |
299 | |
197 | if (req->int3 >= 0 /* not autosizing */ |
300 | if (req->int3 >= 0 /* not autosizing */ |
198 | || !fiemap->fm_mapped_extents /* no more extents */ |
301 | || !fiemap->fm_mapped_extents /* no more extents */ |
199 | || fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_flags & FIEMAP_EXTENT_LAST /* hit eof */) |
302 | || fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_flags & FIEMAP_EXTENT_LAST /* hit eof */) |
200 | goto done; |
303 | goto done; |
201 | |
304 | |
202 | /* else we have to loop - |
305 | /* else we have to loop - |
203 | * it would be tempting (atcually I tried that first) to just query the |
306 | * it would be tempting (actually I tried that first) to just query the |
204 | * number of extents needed, but linux often feels like not returning all |
307 | * number of extents needed, but linux often feels like not returning all |
205 | * extents, without telling us it left any out. this complicates |
308 | * extents, without telling us it left any out. this complicates |
206 | * this quite a bit. |
309 | * this quite a bit. |
207 | */ |
310 | */ |
208 | |
311 | |
… | |
… | |
218 | + fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_length; |
321 | + fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_length; |
219 | incmap->fm_length = fiemap->fm_length - (incmap->fm_start - fiemap->fm_start); |
322 | incmap->fm_length = fiemap->fm_length - (incmap->fm_start - fiemap->fm_start); |
220 | incmap->fm_flags = fiemap->fm_flags; |
323 | incmap->fm_flags = fiemap->fm_flags; |
221 | incmap->fm_extent_count = (sizeof (scratch) - sizeof (struct fiemap)) / sizeof (struct fiemap_extent); |
324 | incmap->fm_extent_count = (sizeof (scratch) - sizeof (struct fiemap)) / sizeof (struct fiemap_extent); |
222 | |
325 | |
223 | if (ioctl (req->int1, FS_IOC_FIEMAP, incmap)) |
326 | if (ioctl (req->int1, FS_IOC_FIEMAP, incmap) < 0) |
224 | return; |
327 | return; |
|
|
328 | |
|
|
329 | if (!incmap->fm_mapped_extents) |
|
|
330 | goto done; |
225 | |
331 | |
226 | count = fiemap->fm_mapped_extents + incmap->fm_mapped_extents; |
332 | count = fiemap->fm_mapped_extents + incmap->fm_mapped_extents; |
227 | fiemap = realloc (fiemap, sizeof (*fiemap) + sizeof (struct fiemap_extent) * count); |
333 | fiemap = realloc (fiemap, sizeof (*fiemap) + sizeof (struct fiemap_extent) * count); |
228 | errno = ENOMEM; |
334 | errno = ENOMEM; |
229 | if (!fiemap) |
335 | if (!fiemap) |
… | |
… | |
301 | } |
407 | } |
302 | |
408 | |
303 | static SV * |
409 | static SV * |
304 | newSVaio_wd (aio_wd wd) |
410 | newSVaio_wd (aio_wd wd) |
305 | { |
411 | { |
306 | return sv_bless (newRV_noinc (newSViv ((IV)wd)), aio_wd_stash); |
412 | return sv_bless (newRV_noinc (newSViv ((intptr_t)wd)), aio_wd_stash); |
307 | } |
413 | } |
308 | |
414 | |
309 | static aio_req |
415 | static aio_req |
310 | SvAIO_REQ (SV *sv) |
416 | SvAIO_REQ (SV *sv) |
311 | { |
417 | { |
… | |
… | |
330 | || SvTYPE (SvRV (sv)) != SVt_PVMG |
436 | || SvTYPE (SvRV (sv)) != SVt_PVMG |
331 | || SvSTASH (SvRV (sv)) != aio_wd_stash) |
437 | || SvSTASH (SvRV (sv)) != aio_wd_stash) |
332 | croak ("IO::AIO: expected a working directory object as returned by aio_wd"); |
438 | croak ("IO::AIO: expected a working directory object as returned by aio_wd"); |
333 | |
439 | |
334 | return (aio_wd)(long)SvIVX (SvRV (sv)); |
440 | return (aio_wd)(long)SvIVX (SvRV (sv)); |
|
|
441 | } |
|
|
442 | |
|
|
443 | static SV * |
|
|
444 | newmortalFH (int fd, int flags) |
|
|
445 | { |
|
|
446 | if (fd < 0) |
|
|
447 | return &PL_sv_undef; |
|
|
448 | |
|
|
449 | GV *gv = (GV *)sv_newmortal (); |
|
|
450 | char sym[64]; |
|
|
451 | int symlen; |
|
|
452 | |
|
|
453 | symlen = snprintf (sym, sizeof (sym), "fd#%d", fd); |
|
|
454 | gv_init (gv, aio_stash, sym, symlen, 0); |
|
|
455 | |
|
|
456 | symlen = snprintf ( |
|
|
457 | sym, |
|
|
458 | sizeof (sym), |
|
|
459 | "%s&=%d", |
|
|
460 | flags == O_RDONLY ? "<" : flags == O_WRONLY ? ">" : "+<", |
|
|
461 | fd |
|
|
462 | ); |
|
|
463 | |
|
|
464 | return do_open (gv, sym, symlen, 0, 0, 0, 0) |
|
|
465 | ? (SV *)gv : &PL_sv_undef; |
335 | } |
466 | } |
336 | |
467 | |
337 | static void |
468 | static void |
338 | aio_grp_feed (aio_req grp) |
469 | aio_grp_feed (aio_req grp) |
339 | { |
470 | { |
… | |
… | |
467 | XPUSHs (sv_2mortal (newSViv (req->int1 & ~(EIO_READDIR_CUSTOM1 | EIO_READDIR_CUSTOM2)))); |
598 | XPUSHs (sv_2mortal (newSViv (req->int1 & ~(EIO_READDIR_CUSTOM1 | EIO_READDIR_CUSTOM2)))); |
468 | } |
599 | } |
469 | break; |
600 | break; |
470 | |
601 | |
471 | case EIO_OPEN: |
602 | case EIO_OPEN: |
472 | { |
603 | PUSHs (newmortalFH (req->result, req->int1 & (O_RDONLY | O_WRONLY | O_RDWR))); |
473 | /* convert fd to fh */ |
|
|
474 | SV *fh = &PL_sv_undef; |
|
|
475 | |
|
|
476 | if (req->result >= 0) |
|
|
477 | { |
|
|
478 | GV *gv = (GV *)sv_newmortal (); |
|
|
479 | int flags = req->int1 & (O_RDONLY | O_WRONLY | O_RDWR); |
|
|
480 | char sym [64]; |
|
|
481 | int symlen; |
|
|
482 | |
|
|
483 | symlen = snprintf (sym, sizeof (sym), "fd#%d", (int)req->result); |
|
|
484 | gv_init (gv, aio_stash, sym, symlen, 0); |
|
|
485 | |
|
|
486 | symlen = snprintf ( |
|
|
487 | sym, |
|
|
488 | sizeof (sym), |
|
|
489 | "%s&=%d", |
|
|
490 | flags == O_RDONLY ? "<" : flags == O_WRONLY ? ">" : "+<", |
|
|
491 | (int)req->result |
|
|
492 | ); |
|
|
493 | |
|
|
494 | if (do_open (gv, sym, symlen, 0, 0, 0, 0)) |
|
|
495 | fh = (SV *)gv; |
|
|
496 | } |
|
|
497 | |
|
|
498 | PUSHs (fh); |
|
|
499 | } |
|
|
500 | break; |
604 | break; |
501 | |
605 | |
502 | case EIO_STATVFS: |
606 | case EIO_STATVFS: |
503 | case EIO_FSTATVFS: |
607 | case EIO_FSTATVFS: |
504 | { |
608 | { |
… | |
… | |
507 | #ifndef _WIN32 |
611 | #ifndef _WIN32 |
508 | if (req->result >= 0) |
612 | if (req->result >= 0) |
509 | { |
613 | { |
510 | EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req); |
614 | EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req); |
511 | HV *hv = newHV (); |
615 | HV *hv = newHV (); |
|
|
616 | /* POSIX requires fsid to be unsigned long, but AIX in its infinite wisdom |
|
|
617 | * chooses to make it a struct. |
|
|
618 | */ |
|
|
619 | unsigned long fsid = 0; |
|
|
620 | memcpy (&fsid, &f->f_fsid, sizeof (unsigned long) < sizeof (f->f_fsid) ? sizeof (unsigned long) : sizeof (f->f_fsid)); |
512 | |
621 | |
513 | rv = sv_2mortal (newRV_noinc ((SV *)hv)); |
622 | rv = sv_2mortal (newRV_noinc ((SV *)hv)); |
514 | |
623 | |
515 | hv_store (hv, "bsize" , sizeof ("bsize" ) - 1, newSVval64 (f->f_bsize ), 0); |
624 | hv_store (hv, "bsize" , sizeof ("bsize" ) - 1, newSVval64 (f->f_bsize ), 0); |
516 | hv_store (hv, "frsize" , sizeof ("frsize" ) - 1, newSVval64 (f->f_frsize ), 0); |
625 | hv_store (hv, "frsize" , sizeof ("frsize" ) - 1, newSVval64 (f->f_frsize ), 0); |
… | |
… | |
518 | hv_store (hv, "bfree" , sizeof ("bfree" ) - 1, newSVval64 (f->f_bfree ), 0); |
627 | hv_store (hv, "bfree" , sizeof ("bfree" ) - 1, newSVval64 (f->f_bfree ), 0); |
519 | hv_store (hv, "bavail" , sizeof ("bavail" ) - 1, newSVval64 (f->f_bavail ), 0); |
628 | hv_store (hv, "bavail" , sizeof ("bavail" ) - 1, newSVval64 (f->f_bavail ), 0); |
520 | hv_store (hv, "files" , sizeof ("files" ) - 1, newSVval64 (f->f_files ), 0); |
629 | hv_store (hv, "files" , sizeof ("files" ) - 1, newSVval64 (f->f_files ), 0); |
521 | hv_store (hv, "ffree" , sizeof ("ffree" ) - 1, newSVval64 (f->f_ffree ), 0); |
630 | hv_store (hv, "ffree" , sizeof ("ffree" ) - 1, newSVval64 (f->f_ffree ), 0); |
522 | hv_store (hv, "favail" , sizeof ("favail" ) - 1, newSVval64 (f->f_favail ), 0); |
631 | hv_store (hv, "favail" , sizeof ("favail" ) - 1, newSVval64 (f->f_favail ), 0); |
523 | hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (f->f_fsid ), 0); |
632 | hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (fsid ), 0); |
524 | hv_store (hv, "flag" , sizeof ("flag" ) - 1, newSVval64 (f->f_flag ), 0); |
633 | hv_store (hv, "flag" , sizeof ("flag" ) - 1, newSVval64 (f->f_flag ), 0); |
525 | hv_store (hv, "namemax", sizeof ("namemax") - 1, newSVval64 (f->f_namemax), 0); |
634 | hv_store (hv, "namemax", sizeof ("namemax") - 1, newSVval64 (f->f_namemax), 0); |
526 | } |
635 | } |
527 | #endif |
636 | #endif |
528 | |
637 | |
… | |
… | |
579 | SvSETMAGIC (req->sv2); |
688 | SvSETMAGIC (req->sv2); |
580 | PUSHs (sv_result); |
689 | PUSHs (sv_result); |
581 | } |
690 | } |
582 | break; |
691 | break; |
583 | |
692 | |
|
|
693 | case EIO_SLURP: |
|
|
694 | { |
|
|
695 | if (req->result >= 0) |
|
|
696 | { |
|
|
697 | /* if length was originally not known, we steal the malloc'ed memory */ |
|
|
698 | if (req->flags & EIO_FLAG_PTR2_FREE) |
|
|
699 | { |
|
|
700 | req->flags &= ~EIO_FLAG_PTR2_FREE; |
|
|
701 | sv_set_foreign (req->sv2, &sysfree_vtbl, req->ptr2, req->result); |
|
|
702 | } |
|
|
703 | else |
|
|
704 | { |
|
|
705 | SvCUR_set (req->sv2, req->result); |
|
|
706 | *SvEND (req->sv2) = 0; |
|
|
707 | SvPOK_only (req->sv2); |
|
|
708 | } |
|
|
709 | |
|
|
710 | SvSETMAGIC (req->sv2); |
|
|
711 | } |
|
|
712 | |
|
|
713 | PUSHs (sv_result); |
|
|
714 | } |
|
|
715 | break; |
|
|
716 | |
584 | case EIO_CUSTOM: |
717 | case EIO_CUSTOM: |
585 | if (req->feed == fiemap) |
718 | if (req->feed == fiemap) |
586 | { |
719 | { |
587 | #if HAVE_FIEMAP |
720 | #if HAVE_FIEMAP |
588 | if (!req->result) |
721 | if (!req->result) |
… | |
… | |
693 | { |
826 | { |
694 | while (eio_nreqs ()) |
827 | while (eio_nreqs ()) |
695 | { |
828 | { |
696 | int size; |
829 | int size; |
697 | |
830 | |
698 | X_LOCK (reslock); |
831 | X_LOCK (EIO_POOL->reslock); |
699 | size = res_queue.size; |
832 | size = EIO_POOL->res_queue.size; |
700 | X_UNLOCK (reslock); |
833 | X_UNLOCK (EIO_POOL->reslock); |
701 | |
834 | |
702 | if (size) |
835 | if (size) |
703 | return; |
836 | return; |
704 | |
837 | |
705 | etp_maybe_start_thread (); |
838 | etp_maybe_start_thread (EIO_POOL); |
706 | |
839 | |
707 | s_epipe_wait (&respipe); |
840 | s_epipe_wait (&respipe); |
708 | } |
841 | } |
709 | } |
842 | } |
710 | |
843 | |
… | |
… | |
731 | create_respipe (); |
864 | create_respipe (); |
732 | |
865 | |
733 | if (eio_init (want_poll, done_poll) < 0) |
866 | if (eio_init (want_poll, done_poll) < 0) |
734 | croak ("IO::AIO: unable to initialise eio library"); |
867 | croak ("IO::AIO: unable to initialise eio library"); |
735 | } |
868 | } |
736 | |
|
|
737 | /*****************************************************************************/ |
|
|
738 | |
|
|
739 | #if !_POSIX_MAPPED_FILES |
|
|
740 | # define mmap(addr,length,prot,flags,fd,offs) EIO_ENOSYS () |
|
|
741 | # define munmap(addr,length) EIO_ENOSYS () |
|
|
742 | #endif |
|
|
743 | |
|
|
744 | #if !_POSIX_MEMORY_PROTECTION |
|
|
745 | # define mprotect(addr,len,prot) EIO_ENOSYS () |
|
|
746 | # define PROT_NONE 0 |
|
|
747 | # define PROT_WRITE 0 |
|
|
748 | # define MAP_PRIVATE 0 |
|
|
749 | # define MAP_SHARED 0 |
|
|
750 | # define MAP_FIXED 0 |
|
|
751 | #endif |
|
|
752 | |
|
|
753 | #define MMAP_MAGIC PERL_MAGIC_ext |
|
|
754 | |
|
|
755 | static int ecb_cold |
|
|
756 | mmap_free (pTHX_ SV *sv, MAGIC *mg) |
|
|
757 | { |
|
|
758 | int old_errno = errno; |
|
|
759 | munmap (mg->mg_ptr, (size_t)mg->mg_obj); |
|
|
760 | errno = old_errno; |
|
|
761 | |
|
|
762 | mg->mg_obj = 0; /* just in case */ |
|
|
763 | |
|
|
764 | SvREADONLY_off (sv); |
|
|
765 | |
|
|
766 | if (SvPVX (sv) != mg->mg_ptr) |
|
|
767 | croak ("ERROR: IO::AIO::mmap-mapped scalar changed location, detected"); |
|
|
768 | |
|
|
769 | SvCUR_set (sv, 0); |
|
|
770 | SvPVX (sv) = 0; |
|
|
771 | SvOK_off (sv); |
|
|
772 | |
|
|
773 | return 0; |
|
|
774 | } |
|
|
775 | |
|
|
776 | static MGVTBL mmap_vtbl = { |
|
|
777 | 0, 0, 0, 0, mmap_free |
|
|
778 | }; |
|
|
779 | |
869 | |
780 | /*****************************************************************************/ |
870 | /*****************************************************************************/ |
781 | |
871 | |
782 | static SV * |
872 | static SV * |
783 | get_cb (SV *cb_sv) |
873 | get_cb (SV *cb_sv) |
… | |
… | |
895 | } *civ, const_iv[] = { |
985 | } *civ, const_iv[] = { |
896 | # define const_niv(name, value) { # name, (IV) value }, |
986 | # define const_niv(name, value) { # name, (IV) value }, |
897 | # define const_iv(name) { # name, (IV) name }, |
987 | # define const_iv(name) { # name, (IV) name }, |
898 | # define const_eio(name) { # name, (IV) EIO_ ## name }, |
988 | # define const_eio(name) { # name, (IV) EIO_ ## name }, |
899 | |
989 | |
900 | /* you have to re-run ./gendef0 after adding/Removing any constants here */ |
990 | /* you have to re-run ./gendef0 after adding/removing any constants here */ |
901 | |
991 | /* the first block can be undef if missing */ |
902 | const_iv (ENOSYS) |
992 | const_iv (ENOSYS) |
903 | const_iv (EXDEV) |
993 | const_iv (EXDEV) |
904 | const_iv (EBADR) |
994 | const_iv (EBADR) |
905 | |
995 | |
|
|
996 | /* for lseek */ |
|
|
997 | const_iv (SEEK_DATA) |
|
|
998 | const_iv (SEEK_HOLE) |
|
|
999 | |
|
|
1000 | const_niv (FADV_NORMAL , POSIX_FADV_NORMAL) |
|
|
1001 | const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL) |
|
|
1002 | const_niv (FADV_RANDOM , POSIX_FADV_RANDOM) |
|
|
1003 | const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE) |
|
|
1004 | const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED) |
|
|
1005 | const_niv (FADV_DONTNEED , POSIX_FADV_DONTNEED) |
|
|
1006 | |
|
|
1007 | const_niv (MADV_NORMAL , POSIX_MADV_NORMAL) |
|
|
1008 | const_niv (MADV_SEQUENTIAL, POSIX_MADV_SEQUENTIAL) |
|
|
1009 | const_niv (MADV_RANDOM , POSIX_MADV_RANDOM) |
|
|
1010 | const_niv (MADV_WILLNEED , POSIX_MADV_WILLNEED) |
|
|
1011 | const_niv (MADV_DONTNEED , POSIX_MADV_DONTNEED) |
|
|
1012 | |
|
|
1013 | /* the second block will be 0 when missing */ |
906 | const_iv (O_RDONLY) |
1014 | const_iv (O_RDONLY) |
907 | const_iv (O_WRONLY) |
1015 | const_iv (O_WRONLY) |
908 | const_iv (O_RDWR) |
1016 | const_iv (O_RDWR) |
909 | const_iv (O_CREAT) |
1017 | const_iv (O_CREAT) |
910 | const_iv (O_TRUNC) |
1018 | const_iv (O_TRUNC) |
… | |
… | |
923 | const_iv (O_SEARCH) |
1031 | const_iv (O_SEARCH) |
924 | const_iv (O_DIRECTORY) |
1032 | const_iv (O_DIRECTORY) |
925 | const_iv (O_DSYNC) |
1033 | const_iv (O_DSYNC) |
926 | const_iv (O_RSYNC) |
1034 | const_iv (O_RSYNC) |
927 | const_iv (O_SYNC) |
1035 | const_iv (O_SYNC) |
|
|
1036 | const_iv (O_PATH) |
|
|
1037 | const_iv (O_TMPFILE) |
928 | const_iv (O_TTY_INIT) |
1038 | const_iv (O_TTY_INIT) |
929 | |
1039 | |
930 | const_iv (S_IFIFO) |
1040 | const_iv (S_IFIFO) |
931 | const_iv (S_IFCHR) |
1041 | const_iv (S_IFCHR) |
932 | const_iv (S_IFBLK) |
1042 | const_iv (S_IFBLK) |
… | |
… | |
934 | const_iv (S_IFREG) |
1044 | const_iv (S_IFREG) |
935 | const_iv (S_IFDIR) |
1045 | const_iv (S_IFDIR) |
936 | const_iv (S_IFWHT) |
1046 | const_iv (S_IFWHT) |
937 | const_iv (S_IFSOCK) |
1047 | const_iv (S_IFSOCK) |
938 | const_iv (S_IFMT) |
1048 | const_iv (S_IFMT) |
939 | |
|
|
940 | const_niv (FADV_NORMAL , POSIX_FADV_NORMAL) |
|
|
941 | const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL) |
|
|
942 | const_niv (FADV_RANDOM , POSIX_FADV_RANDOM) |
|
|
943 | const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE) |
|
|
944 | const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED) |
|
|
945 | const_niv (FADV_DONTNEED , POSIX_FADV_DONTNEED) |
|
|
946 | |
|
|
947 | const_niv (MADV_NORMAL , POSIX_MADV_NORMAL) |
|
|
948 | const_niv (MADV_SEQUENTIAL, POSIX_MADV_SEQUENTIAL) |
|
|
949 | const_niv (MADV_RANDOM , POSIX_MADV_RANDOM) |
|
|
950 | const_niv (MADV_WILLNEED , POSIX_MADV_WILLNEED) |
|
|
951 | const_niv (MADV_DONTNEED , POSIX_MADV_DONTNEED) |
|
|
952 | |
1049 | |
953 | const_iv (ST_RDONLY) |
1050 | const_iv (ST_RDONLY) |
954 | const_iv (ST_NOSUID) |
1051 | const_iv (ST_NOSUID) |
955 | const_iv (ST_NODEV) |
1052 | const_iv (ST_NODEV) |
956 | const_iv (ST_NOEXEC) |
1053 | const_iv (ST_NOEXEC) |
… | |
… | |
966 | const_iv (PROT_NONE) |
1063 | const_iv (PROT_NONE) |
967 | const_iv (PROT_EXEC) |
1064 | const_iv (PROT_EXEC) |
968 | const_iv (PROT_READ) |
1065 | const_iv (PROT_READ) |
969 | const_iv (PROT_WRITE) |
1066 | const_iv (PROT_WRITE) |
970 | |
1067 | |
971 | /*const_iv (MAP_FIXED)*/ |
|
|
972 | const_iv (MAP_PRIVATE) |
1068 | const_iv (MAP_PRIVATE) |
973 | const_iv (MAP_SHARED) |
1069 | const_iv (MAP_SHARED) |
|
|
1070 | const_iv (MAP_FIXED) |
974 | const_iv (MAP_ANONYMOUS) |
1071 | const_iv (MAP_ANONYMOUS) |
975 | |
1072 | |
976 | /* linuxish */ |
1073 | /* linuxish */ |
977 | const_iv (MAP_HUGETLB) |
|
|
978 | const_iv (MAP_LOCKED) |
1074 | const_iv (MAP_LOCKED) |
979 | const_iv (MAP_NORESERVE) |
1075 | const_iv (MAP_NORESERVE) |
980 | const_iv (MAP_POPULATE) |
1076 | const_iv (MAP_POPULATE) |
981 | const_iv (MAP_NONBLOCK) |
1077 | const_iv (MAP_NONBLOCK) |
|
|
1078 | const_iv (MAP_GROWSDOWN) |
|
|
1079 | const_iv (MAP_32BIT) |
|
|
1080 | const_iv (MAP_HUGETLB) |
|
|
1081 | const_iv (MAP_STACK) |
|
|
1082 | |
|
|
1083 | const_iv (F_DUPFD_CLOEXEC) |
|
|
1084 | |
|
|
1085 | const_iv (F_OFD_GETLK) |
|
|
1086 | const_iv (F_OFD_SETLK) |
|
|
1087 | const_iv (F_OFD_GETLKW) |
|
|
1088 | |
|
|
1089 | const_iv (FIFREEZE) |
|
|
1090 | const_iv (FITHAW) |
|
|
1091 | const_iv (FITRIM) |
|
|
1092 | const_iv (FICLONE) |
|
|
1093 | const_iv (FICLONERANGE) |
|
|
1094 | const_iv (FIDEDUPERANGE) |
|
|
1095 | |
|
|
1096 | const_iv (FS_IOC_GETFLAGS) |
|
|
1097 | const_iv (FS_IOC_SETFLAGS) |
|
|
1098 | const_iv (FS_IOC_GETVERSION) |
|
|
1099 | const_iv (FS_IOC_SETVERSION) |
|
|
1100 | const_iv (FS_IOC_FIEMAP) |
|
|
1101 | const_iv (FS_IOC_FSGETXATTR) |
|
|
1102 | const_iv (FS_IOC_FSSETXATTR) |
|
|
1103 | const_iv (FS_IOC_SET_ENCRYPTION_POLICY) |
|
|
1104 | const_iv (FS_IOC_GET_ENCRYPTION_PWSALT) |
|
|
1105 | const_iv (FS_IOC_GET_ENCRYPTION_POLICY) |
|
|
1106 | |
|
|
1107 | const_iv (FS_KEY_DESCRIPTOR_SIZE) |
|
|
1108 | |
|
|
1109 | const_iv (FS_SECRM_FL) |
|
|
1110 | const_iv (FS_UNRM_FL) |
|
|
1111 | const_iv (FS_COMPR_FL) |
|
|
1112 | const_iv (FS_SYNC_FL) |
|
|
1113 | const_iv (FS_IMMUTABLE_FL) |
|
|
1114 | const_iv (FS_APPEND_FL) |
|
|
1115 | const_iv (FS_NODUMP_FL) |
|
|
1116 | const_iv (FS_NOATIME_FL) |
|
|
1117 | const_iv (FS_DIRTY_FL) |
|
|
1118 | const_iv (FS_COMPRBLK_FL) |
|
|
1119 | const_iv (FS_NOCOMP_FL) |
|
|
1120 | const_iv (FS_ENCRYPT_FL) |
|
|
1121 | const_iv (FS_BTREE_FL) |
|
|
1122 | const_iv (FS_INDEX_FL) |
|
|
1123 | const_iv (FS_JOURNAL_DATA_FL) |
|
|
1124 | const_iv (FS_NOTAIL_FL) |
|
|
1125 | const_iv (FS_DIRSYNC_FL) |
|
|
1126 | const_iv (FS_TOPDIR_FL) |
|
|
1127 | const_iv (FS_FL_USER_MODIFIABLE) |
|
|
1128 | |
|
|
1129 | const_iv (FS_XFLAG_REALTIME) |
|
|
1130 | const_iv (FS_XFLAG_PREALLOC) |
|
|
1131 | const_iv (FS_XFLAG_IMMUTABLE) |
|
|
1132 | const_iv (FS_XFLAG_APPEND) |
|
|
1133 | const_iv (FS_XFLAG_SYNC) |
|
|
1134 | const_iv (FS_XFLAG_NOATIME) |
|
|
1135 | const_iv (FS_XFLAG_NODUMP) |
|
|
1136 | const_iv (FS_XFLAG_RTINHERIT) |
|
|
1137 | const_iv (FS_XFLAG_PROJINHERIT) |
|
|
1138 | const_iv (FS_XFLAG_NOSYMLINKS) |
|
|
1139 | const_iv (FS_XFLAG_EXTSIZE) |
|
|
1140 | const_iv (FS_XFLAG_EXTSZINHERIT) |
|
|
1141 | const_iv (FS_XFLAG_NODEFRAG) |
|
|
1142 | const_iv (FS_XFLAG_FILESTREAM) |
|
|
1143 | const_iv (FS_XFLAG_DAX) |
|
|
1144 | const_iv (FS_XFLAG_HASATTR) |
982 | |
1145 | |
983 | const_iv (FIEMAP_FLAG_SYNC) |
1146 | const_iv (FIEMAP_FLAG_SYNC) |
984 | const_iv (FIEMAP_FLAG_XATTR) |
1147 | const_iv (FIEMAP_FLAG_XATTR) |
985 | const_iv (FIEMAP_FLAGS_COMPAT) |
1148 | const_iv (FIEMAP_FLAGS_COMPAT) |
986 | const_iv (FIEMAP_EXTENT_LAST) |
1149 | const_iv (FIEMAP_EXTENT_LAST) |
… | |
… | |
998 | const_iv (SPLICE_F_MOVE) |
1161 | const_iv (SPLICE_F_MOVE) |
999 | const_iv (SPLICE_F_NONBLOCK) |
1162 | const_iv (SPLICE_F_NONBLOCK) |
1000 | const_iv (SPLICE_F_MORE) |
1163 | const_iv (SPLICE_F_MORE) |
1001 | const_iv (SPLICE_F_GIFT) |
1164 | const_iv (SPLICE_F_GIFT) |
1002 | |
1165 | |
1003 | const_iv (SEEK_DATA) |
1166 | /* these are libeio constants, and are independent of gendef0 */ |
1004 | const_iv (SEEK_HOLE) |
|
|
1005 | |
|
|
1006 | /* libeio constants */ |
|
|
1007 | const_eio (SEEK_SET) |
1167 | const_eio (SEEK_SET) |
1008 | const_eio (SEEK_CUR) |
1168 | const_eio (SEEK_CUR) |
1009 | const_eio (SEEK_END) |
1169 | const_eio (SEEK_END) |
1010 | |
1170 | |
1011 | const_eio (MCL_FUTURE) |
1171 | const_eio (MCL_FUTURE) |
… | |
… | |
1021 | const_eio (SYNC_FILE_RANGE_WRITE) |
1181 | const_eio (SYNC_FILE_RANGE_WRITE) |
1022 | const_eio (SYNC_FILE_RANGE_WAIT_AFTER) |
1182 | const_eio (SYNC_FILE_RANGE_WAIT_AFTER) |
1023 | |
1183 | |
1024 | const_eio (FALLOC_FL_KEEP_SIZE) |
1184 | const_eio (FALLOC_FL_KEEP_SIZE) |
1025 | const_eio (FALLOC_FL_PUNCH_HOLE) |
1185 | const_eio (FALLOC_FL_PUNCH_HOLE) |
|
|
1186 | const_eio (FALLOC_FL_COLLAPSE_RANGE) |
|
|
1187 | const_eio (FALLOC_FL_ZERO_RANGE) |
|
|
1188 | const_eio (FALLOC_FL_INSERT_RANGE) |
|
|
1189 | const_eio (FALLOC_FL_UNSHARE_RANGE) |
|
|
1190 | |
|
|
1191 | const_eio (RENAME_NOREPLACE) |
|
|
1192 | const_eio (RENAME_EXCHANGE) |
|
|
1193 | const_eio (RENAME_WHITEOUT) |
1026 | |
1194 | |
1027 | const_eio (READDIR_DENTS) |
1195 | const_eio (READDIR_DENTS) |
1028 | const_eio (READDIR_DIRS_FIRST) |
1196 | const_eio (READDIR_DIRS_FIRST) |
1029 | const_eio (READDIR_STAT_ORDER) |
1197 | const_eio (READDIR_STAT_ORDER) |
1030 | const_eio (READDIR_FOUND_UNKNOWN) |
1198 | const_eio (READDIR_FOUND_UNKNOWN) |
… | |
… | |
1098 | PROTOTYPE: $ |
1266 | PROTOTYPE: $ |
1099 | CODE: |
1267 | CODE: |
1100 | max_outstanding = maxreqs; |
1268 | max_outstanding = maxreqs; |
1101 | |
1269 | |
1102 | void |
1270 | void |
1103 | aio_wd (SV8 *pathname, SV *callback=&PL_sv_undef) |
1271 | aio_wd (SV8 *pathname, SV *callback = &PL_sv_undef) |
1104 | PPCODE: |
1272 | PPCODE: |
1105 | { |
1273 | { |
1106 | dREQ; |
1274 | dREQ; |
1107 | |
1275 | |
1108 | req->type = EIO_WD_OPEN; |
1276 | req->type = EIO_WD_OPEN; |
… | |
… | |
1110 | |
1278 | |
1111 | REQ_SEND; |
1279 | REQ_SEND; |
1112 | } |
1280 | } |
1113 | |
1281 | |
1114 | void |
1282 | void |
1115 | aio_open (SV8 *pathname, int flags, int mode, SV *callback=&PL_sv_undef) |
1283 | aio_open (SV8 *pathname, int flags, int mode, SV *callback = &PL_sv_undef) |
1116 | PPCODE: |
1284 | PPCODE: |
1117 | { |
1285 | { |
1118 | dREQ; |
1286 | dREQ; |
1119 | |
1287 | |
1120 | req->type = EIO_OPEN; |
1288 | req->type = EIO_OPEN; |
… | |
… | |
1124 | |
1292 | |
1125 | REQ_SEND; |
1293 | REQ_SEND; |
1126 | } |
1294 | } |
1127 | |
1295 | |
1128 | void |
1296 | void |
1129 | aio_fsync (SV *fh, SV *callback=&PL_sv_undef) |
1297 | aio_fsync (SV *fh, SV *callback = &PL_sv_undef) |
1130 | ALIAS: |
1298 | ALIAS: |
1131 | aio_fsync = EIO_FSYNC |
1299 | aio_fsync = EIO_FSYNC |
1132 | aio_fdatasync = EIO_FDATASYNC |
1300 | aio_fdatasync = EIO_FDATASYNC |
1133 | aio_syncfs = EIO_SYNCFS |
1301 | aio_syncfs = EIO_SYNCFS |
1134 | PPCODE: |
1302 | PPCODE: |
1135 | { |
1303 | { |
1136 | int fd = s_fileno_croak (fh, 0); |
1304 | int fd = s_fileno_croak (fh, 0); |
1137 | dREQ; |
1305 | dREQ; |
1138 | |
1306 | |
1139 | req->type = ix; |
1307 | req->type = ix; |
1140 | req->sv1 = newSVsv (fh); |
1308 | req->sv1 = newSVsv (fh); |
1141 | req->int1 = fd; |
1309 | req->int1 = fd; |
1142 | |
1310 | |
1143 | REQ_SEND; |
1311 | REQ_SEND; |
1144 | } |
1312 | } |
1145 | |
1313 | |
1146 | void |
1314 | void |
1147 | aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback=&PL_sv_undef) |
1315 | aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback = &PL_sv_undef) |
1148 | PPCODE: |
1316 | PPCODE: |
1149 | { |
1317 | { |
1150 | int fd = s_fileno_croak (fh, 0); |
1318 | int fd = s_fileno_croak (fh, 0); |
1151 | dREQ; |
1319 | dREQ; |
1152 | |
1320 | |
1153 | req->type = EIO_SYNC_FILE_RANGE; |
1321 | req->type = EIO_SYNC_FILE_RANGE; |
1154 | req->sv1 = newSVsv (fh); |
1322 | req->sv1 = newSVsv (fh); |
1155 | req->int1 = fd; |
1323 | req->int1 = fd; |
… | |
… | |
1159 | |
1327 | |
1160 | REQ_SEND; |
1328 | REQ_SEND; |
1161 | } |
1329 | } |
1162 | |
1330 | |
1163 | void |
1331 | void |
1164 | aio_fallocate (SV *fh, int mode, off_t offset, size_t len, SV *callback=&PL_sv_undef) |
1332 | aio_allocate (SV *fh, int mode, off_t offset, size_t len, SV *callback = &PL_sv_undef) |
1165 | PPCODE: |
1333 | PPCODE: |
1166 | { |
1334 | { |
1167 | int fd = s_fileno_croak (fh, 0); |
1335 | int fd = s_fileno_croak (fh, 0); |
1168 | dREQ; |
1336 | dREQ; |
1169 | |
1337 | |
1170 | req->type = EIO_FALLOCATE; |
1338 | req->type = EIO_FALLOCATE; |
1171 | req->sv1 = newSVsv (fh); |
1339 | req->sv1 = newSVsv (fh); |
1172 | req->int1 = fd; |
1340 | req->int1 = fd; |
… | |
… | |
1176 | |
1344 | |
1177 | REQ_SEND; |
1345 | REQ_SEND; |
1178 | } |
1346 | } |
1179 | |
1347 | |
1180 | void |
1348 | void |
1181 | aio_close (SV *fh, SV *callback=&PL_sv_undef) |
1349 | aio_close (SV *fh, SV *callback = &PL_sv_undef) |
1182 | PPCODE: |
1350 | PPCODE: |
1183 | { |
1351 | { |
1184 | static int close_fd = -1; /* dummy fd to close fds via dup2 */ |
1352 | static int close_fd = -1; /* dummy fd to close fds via dup2 */ |
1185 | int fd = s_fileno_croak (fh, 0); |
1353 | int fd = s_fileno_croak (fh, 0); |
1186 | dREQ; |
1354 | dREQ; |
1187 | |
1355 | |
1188 | if (expect_false (close_fd < 0)) |
1356 | if (expect_false (close_fd < 0)) |
1189 | { |
1357 | { |
1190 | int pipefd [2]; |
1358 | int pipefd [2]; |
… | |
… | |
1210 | |
1378 | |
1211 | REQ_SEND; |
1379 | REQ_SEND; |
1212 | } |
1380 | } |
1213 | |
1381 | |
1214 | void |
1382 | void |
1215 | aio_seek (SV *fh, SV *offset, int whence, SV *callback=&PL_sv_undef) |
1383 | aio_seek (SV *fh, SV *offset, int whence, SV *callback = &PL_sv_undef) |
1216 | PPCODE: |
1384 | PPCODE: |
1217 | { |
1385 | { |
1218 | int fd = s_fileno_croak (fh, 0); |
1386 | int fd = s_fileno_croak (fh, 0); |
1219 | dREQ; |
1387 | dREQ; |
1220 | |
1388 | |
… | |
… | |
1226 | |
1394 | |
1227 | REQ_SEND; |
1395 | REQ_SEND; |
1228 | } |
1396 | } |
1229 | |
1397 | |
1230 | void |
1398 | void |
1231 | aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback=&PL_sv_undef) |
1399 | aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback = &PL_sv_undef) |
1232 | ALIAS: |
1400 | ALIAS: |
1233 | aio_read = EIO_READ |
1401 | aio_read = EIO_READ |
1234 | aio_write = EIO_WRITE |
1402 | aio_write = EIO_WRITE |
1235 | PPCODE: |
1403 | PPCODE: |
1236 | { |
1404 | { |
… | |
… | |
1252 | len = svlen - dataoffset; |
1420 | len = svlen - dataoffset; |
1253 | } |
1421 | } |
1254 | else |
1422 | else |
1255 | { |
1423 | { |
1256 | /* read: check type and grow scalar as necessary */ |
1424 | /* read: check type and grow scalar as necessary */ |
1257 | SvUPGRADE (data, SVt_PV); |
|
|
1258 | if (SvLEN (data) >= SvCUR (data)) |
1425 | if (!SvPOK (data) || SvLEN (data) >= SvCUR (data)) |
1259 | svptr = SvGROW (data, len + dataoffset + 1); |
1426 | svptr = sv_grow (data, len + dataoffset + 1); |
1260 | else if (SvCUR (data) < len + dataoffset) |
1427 | else if (SvCUR (data) < len + dataoffset) |
1261 | croak ("length + dataoffset outside of scalar, and cannot grow"); |
1428 | croak ("length + dataoffset outside of scalar, and cannot grow"); |
1262 | } |
1429 | } |
1263 | |
1430 | |
1264 | { |
1431 | { |
… | |
… | |
1282 | REQ_SEND; |
1449 | REQ_SEND; |
1283 | } |
1450 | } |
1284 | } |
1451 | } |
1285 | |
1452 | |
1286 | void |
1453 | void |
|
|
1454 | aio_ioctl (SV *fh, unsigned long request, SV8 *arg, SV *callback = &PL_sv_undef) |
|
|
1455 | ALIAS: |
|
|
1456 | aio_ioctl = EIO_IOCTL |
|
|
1457 | aio_fcntl = EIO_FCNTL |
|
|
1458 | PPCODE: |
|
|
1459 | { |
|
|
1460 | int fd = s_fileno_croak (fh, 0); |
|
|
1461 | char *svptr; |
|
|
1462 | |
|
|
1463 | if (SvPOK (arg) || !SvNIOK (arg)) |
|
|
1464 | { |
|
|
1465 | STRLEN svlen; |
|
|
1466 | /* perl uses IOCPARM_LEN for fcntl, so we do, too */ |
|
|
1467 | #ifdef IOCPARM_LEN |
|
|
1468 | STRLEN need = IOCPARM_LEN (request); |
|
|
1469 | #else |
|
|
1470 | STRLEN need = 256; |
|
|
1471 | #endif |
|
|
1472 | |
|
|
1473 | if (svlen < need) |
|
|
1474 | svptr = SvGROW (arg, need); |
|
|
1475 | } |
|
|
1476 | else |
|
|
1477 | svptr = (char *)SvIV (arg); |
|
|
1478 | |
|
|
1479 | { |
|
|
1480 | dREQ; |
|
|
1481 | |
|
|
1482 | req->type = ix; |
|
|
1483 | req->sv1 = newSVsv (fh); |
|
|
1484 | req->int1 = fd; |
|
|
1485 | req->int2 = (long)request; |
|
|
1486 | req->sv2 = SvREFCNT_inc (arg); |
|
|
1487 | req->ptr2 = svptr; |
|
|
1488 | |
|
|
1489 | REQ_SEND; |
|
|
1490 | } |
|
|
1491 | } |
|
|
1492 | |
|
|
1493 | void |
1287 | aio_readlink (SV8 *pathname, SV *callback=&PL_sv_undef) |
1494 | aio_readlink (SV8 *pathname, SV *callback = &PL_sv_undef) |
1288 | ALIAS: |
1495 | ALIAS: |
1289 | aio_readlink = EIO_READLINK |
1496 | aio_readlink = EIO_READLINK |
1290 | aio_realpath = EIO_REALPATH |
1497 | aio_realpath = EIO_REALPATH |
1291 | PPCODE: |
1498 | PPCODE: |
1292 | { |
1499 | { |
… | |
… | |
1297 | |
1504 | |
1298 | REQ_SEND; |
1505 | REQ_SEND; |
1299 | } |
1506 | } |
1300 | |
1507 | |
1301 | void |
1508 | void |
1302 | aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef) |
1509 | aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback = &PL_sv_undef) |
1303 | PPCODE: |
1510 | PPCODE: |
1304 | { |
1511 | { |
1305 | int ifd = s_fileno_croak (in_fh , 0); |
1512 | int ifd = s_fileno_croak (in_fh , 0); |
1306 | int ofd = s_fileno_croak (out_fh, 1); |
1513 | int ofd = s_fileno_croak (out_fh, 1); |
1307 | dREQ; |
1514 | dREQ; |
1308 | |
1515 | |
1309 | req->type = EIO_SENDFILE; |
1516 | req->type = EIO_SENDFILE; |
1310 | req->sv1 = newSVsv (out_fh); |
1517 | req->sv1 = newSVsv (out_fh); |
1311 | req->int1 = ofd; |
1518 | req->int1 = ofd; |
… | |
… | |
1316 | |
1523 | |
1317 | REQ_SEND; |
1524 | REQ_SEND; |
1318 | } |
1525 | } |
1319 | |
1526 | |
1320 | void |
1527 | void |
1321 | aio_readahead (SV *fh, off_t offset, size_t length, SV *callback=&PL_sv_undef) |
1528 | aio_readahead (SV *fh, off_t offset, size_t length, SV *callback = &PL_sv_undef) |
1322 | PPCODE: |
1529 | PPCODE: |
1323 | { |
1530 | { |
1324 | int fd = s_fileno_croak (fh, 0); |
1531 | int fd = s_fileno_croak (fh, 0); |
1325 | dREQ; |
1532 | dREQ; |
1326 | |
1533 | |
1327 | req->type = EIO_READAHEAD; |
1534 | req->type = EIO_READAHEAD; |
1328 | req->sv1 = newSVsv (fh); |
1535 | req->sv1 = newSVsv (fh); |
1329 | req->int1 = fd; |
1536 | req->int1 = fd; |
… | |
… | |
1332 | |
1539 | |
1333 | REQ_SEND; |
1540 | REQ_SEND; |
1334 | } |
1541 | } |
1335 | |
1542 | |
1336 | void |
1543 | void |
1337 | aio_stat (SV8 *fh_or_path, SV *callback=&PL_sv_undef) |
1544 | aio_stat (SV8 *fh_or_path, SV *callback = &PL_sv_undef) |
1338 | ALIAS: |
1545 | ALIAS: |
1339 | aio_stat = EIO_STAT |
1546 | aio_stat = EIO_STAT |
1340 | aio_lstat = EIO_LSTAT |
1547 | aio_lstat = EIO_LSTAT |
1341 | aio_statvfs = EIO_STATVFS |
1548 | aio_statvfs = EIO_STATVFS |
1342 | PPCODE: |
1549 | PPCODE: |
… | |
… | |
1351 | UV |
1558 | UV |
1352 | major (UV dev) |
1559 | major (UV dev) |
1353 | ALIAS: |
1560 | ALIAS: |
1354 | minor = 1 |
1561 | minor = 1 |
1355 | CODE: |
1562 | CODE: |
1356 | RETVAL = ix ? major (dev) : minor (dev); |
1563 | RETVAL = ix ? minor (dev) : major (dev); |
1357 | OUTPUT: |
1564 | OUTPUT: |
1358 | RETVAL |
1565 | RETVAL |
1359 | |
1566 | |
1360 | UV |
1567 | UV |
1361 | makedev (UV maj, UV min) |
1568 | makedev (UV maj, UV min) |
… | |
… | |
1363 | RETVAL = makedev (maj, min); |
1570 | RETVAL = makedev (maj, min); |
1364 | OUTPUT: |
1571 | OUTPUT: |
1365 | RETVAL |
1572 | RETVAL |
1366 | |
1573 | |
1367 | void |
1574 | void |
1368 | aio_utime (SV8 *fh_or_path, SV *atime, SV *mtime, SV *callback=&PL_sv_undef) |
1575 | aio_utime (SV8 *fh_or_path, SV *atime, SV *mtime, SV *callback = &PL_sv_undef) |
1369 | PPCODE: |
1576 | PPCODE: |
1370 | { |
1577 | { |
1371 | dREQ; |
1578 | dREQ; |
1372 | |
1579 | |
1373 | req->nv1 = SvOK (atime) ? SvNV (atime) : -1.; |
1580 | req->nv1 = SvOK (atime) ? SvNV (atime) : -1.; |
… | |
… | |
1376 | |
1583 | |
1377 | REQ_SEND; |
1584 | REQ_SEND; |
1378 | } |
1585 | } |
1379 | |
1586 | |
1380 | void |
1587 | void |
1381 | aio_truncate (SV8 *fh_or_path, SV *offset, SV *callback=&PL_sv_undef) |
1588 | aio_truncate (SV8 *fh_or_path, SV *offset, SV *callback = &PL_sv_undef) |
1382 | PPCODE: |
1589 | PPCODE: |
1383 | { |
1590 | { |
1384 | dREQ; |
1591 | dREQ; |
1385 | |
1592 | |
1386 | req->offs = SvOK (offset) ? SvVAL64 (offset) : -1; |
1593 | req->offs = SvOK (offset) ? SvVAL64 (offset) : -1; |
… | |
… | |
1388 | |
1595 | |
1389 | REQ_SEND; |
1596 | REQ_SEND; |
1390 | } |
1597 | } |
1391 | |
1598 | |
1392 | void |
1599 | void |
1393 | aio_chmod (SV8 *fh_or_path, int mode, SV *callback=&PL_sv_undef) |
1600 | aio_chmod (SV8 *fh_or_path, int mode, SV *callback = &PL_sv_undef) |
1394 | PPCODE: |
1601 | PPCODE: |
1395 | { |
1602 | { |
1396 | dREQ; |
1603 | dREQ; |
1397 | |
1604 | |
1398 | req->int2 = mode; |
1605 | req->int2 = mode; |
… | |
… | |
1400 | |
1607 | |
1401 | REQ_SEND; |
1608 | REQ_SEND; |
1402 | } |
1609 | } |
1403 | |
1610 | |
1404 | void |
1611 | void |
1405 | aio_chown (SV8 *fh_or_path, SV *uid, SV *gid, SV *callback=&PL_sv_undef) |
1612 | aio_chown (SV8 *fh_or_path, SV *uid, SV *gid, SV *callback = &PL_sv_undef) |
1406 | PPCODE: |
1613 | PPCODE: |
1407 | { |
1614 | { |
1408 | dREQ; |
1615 | dREQ; |
1409 | |
1616 | |
1410 | req->int2 = SvOK (uid) ? SvIV (uid) : -1; |
1617 | req->int2 = SvOK (uid) ? SvIV (uid) : -1; |
… | |
… | |
1413 | |
1620 | |
1414 | REQ_SEND; |
1621 | REQ_SEND; |
1415 | } |
1622 | } |
1416 | |
1623 | |
1417 | void |
1624 | void |
1418 | aio_readdirx (SV8 *pathname, IV flags, SV *callback=&PL_sv_undef) |
1625 | aio_readdirx (SV8 *pathname, IV flags, SV *callback = &PL_sv_undef) |
1419 | PPCODE: |
1626 | PPCODE: |
1420 | { |
1627 | { |
1421 | dREQ; |
1628 | dREQ; |
1422 | |
1629 | |
1423 | req->type = EIO_READDIR; |
1630 | req->type = EIO_READDIR; |
… | |
… | |
1430 | |
1637 | |
1431 | REQ_SEND; |
1638 | REQ_SEND; |
1432 | } |
1639 | } |
1433 | |
1640 | |
1434 | void |
1641 | void |
1435 | aio_mkdir (SV8 *pathname, int mode, SV *callback=&PL_sv_undef) |
1642 | aio_mkdir (SV8 *pathname, int mode, SV *callback = &PL_sv_undef) |
1436 | PPCODE: |
1643 | PPCODE: |
1437 | { |
1644 | { |
1438 | dREQ; |
1645 | dREQ; |
1439 | |
1646 | |
1440 | req->type = EIO_MKDIR; |
1647 | req->type = EIO_MKDIR; |
… | |
… | |
1443 | |
1650 | |
1444 | REQ_SEND; |
1651 | REQ_SEND; |
1445 | } |
1652 | } |
1446 | |
1653 | |
1447 | void |
1654 | void |
1448 | aio_unlink (SV8 *pathname, SV *callback=&PL_sv_undef) |
1655 | aio_unlink (SV8 *pathname, SV *callback = &PL_sv_undef) |
1449 | ALIAS: |
1656 | ALIAS: |
1450 | aio_unlink = EIO_UNLINK |
1657 | aio_unlink = EIO_UNLINK |
1451 | aio_rmdir = EIO_RMDIR |
1658 | aio_rmdir = EIO_RMDIR |
1452 | aio_readdir = EIO_READDIR |
1659 | aio_readdir = EIO_READDIR |
1453 | PPCODE: |
1660 | PPCODE: |
… | |
… | |
1459 | |
1666 | |
1460 | REQ_SEND; |
1667 | REQ_SEND; |
1461 | } |
1668 | } |
1462 | |
1669 | |
1463 | void |
1670 | void |
1464 | aio_link (SV8 *oldpath, SV8 *newpath, SV *callback=&PL_sv_undef) |
1671 | aio_link (SV8 *oldpath, SV8 *newpath, SV *callback = &PL_sv_undef) |
1465 | ALIAS: |
1672 | ALIAS: |
1466 | aio_link = EIO_LINK |
1673 | aio_link = EIO_LINK |
1467 | aio_symlink = EIO_SYMLINK |
1674 | aio_symlink = EIO_SYMLINK |
1468 | aio_rename = EIO_RENAME |
1675 | aio_rename = EIO_RENAME |
1469 | PPCODE: |
1676 | PPCODE: |
… | |
… | |
1478 | |
1685 | |
1479 | REQ_SEND; |
1686 | REQ_SEND; |
1480 | } |
1687 | } |
1481 | |
1688 | |
1482 | void |
1689 | void |
|
|
1690 | aio_rename2 (SV8 *oldpath, SV8 *newpath, int flags = 0, SV *callback = &PL_sv_undef) |
|
|
1691 | PPCODE: |
|
|
1692 | { |
|
|
1693 | eio_wd wd2 = 0; |
|
|
1694 | dREQ; |
|
|
1695 | |
|
|
1696 | req->type = EIO_RENAME; |
|
|
1697 | req_set_path1 (req, oldpath); |
|
|
1698 | req_set_path (req, newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2); |
|
|
1699 | req->int2 = flags; |
|
|
1700 | req->int3 = (long)wd2; |
|
|
1701 | |
|
|
1702 | REQ_SEND; |
|
|
1703 | } |
|
|
1704 | |
|
|
1705 | void |
1483 | aio_mknod (SV8 *pathname, int mode, UV dev, SV *callback=&PL_sv_undef) |
1706 | aio_mknod (SV8 *pathname, int mode, UV dev, SV *callback = &PL_sv_undef) |
1484 | PPCODE: |
1707 | PPCODE: |
1485 | { |
1708 | { |
1486 | dREQ; |
1709 | dREQ; |
1487 | |
1710 | |
1488 | req->type = EIO_MKNOD; |
1711 | req->type = EIO_MKNOD; |
… | |
… | |
1492 | |
1715 | |
1493 | REQ_SEND; |
1716 | REQ_SEND; |
1494 | } |
1717 | } |
1495 | |
1718 | |
1496 | void |
1719 | void |
1497 | aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = 0, SV *callback=&PL_sv_undef) |
1720 | aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = -1, SV *callback = &PL_sv_undef) |
1498 | ALIAS: |
1721 | ALIAS: |
1499 | aio_mtouch = EIO_MTOUCH |
1722 | aio_mtouch = EIO_MTOUCH |
1500 | aio_msync = EIO_MSYNC |
1723 | aio_msync = EIO_MSYNC |
1501 | PPCODE: |
1724 | PPCODE: |
1502 | { |
1725 | { |
1503 | STRLEN svlen; |
1726 | STRLEN svlen; |
1504 | char *svptr = SvPVbyte (data, svlen); |
1727 | char *svptr = SvPVbyte (data, svlen); |
1505 | UV len = SvUV (length); |
1728 | UV len = SvUV (length); |
|
|
1729 | |
|
|
1730 | if (flags < 0) |
|
|
1731 | flags = ix == EIO_MSYNC ? EIO_MS_SYNC : 0; |
1506 | |
1732 | |
1507 | if (offset < 0) |
1733 | if (offset < 0) |
1508 | offset += svlen; |
1734 | offset += svlen; |
1509 | |
1735 | |
1510 | if (offset < 0 || offset > svlen) |
1736 | if (offset < 0 || offset > svlen) |
… | |
… | |
1525 | REQ_SEND; |
1751 | REQ_SEND; |
1526 | } |
1752 | } |
1527 | } |
1753 | } |
1528 | |
1754 | |
1529 | void |
1755 | void |
1530 | aio_mlock (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, SV *callback=&PL_sv_undef) |
1756 | aio_mlock (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, SV *callback = &PL_sv_undef) |
1531 | PPCODE: |
1757 | PPCODE: |
1532 | { |
1758 | { |
1533 | STRLEN svlen; |
1759 | STRLEN svlen; |
1534 | char *svptr = SvPVbyte (data, svlen); |
1760 | char *svptr = SvPVbyte (data, svlen); |
1535 | UV len = SvUV (length); |
1761 | UV len = SvUV (length); |
… | |
… | |
1554 | REQ_SEND; |
1780 | REQ_SEND; |
1555 | } |
1781 | } |
1556 | } |
1782 | } |
1557 | |
1783 | |
1558 | void |
1784 | void |
1559 | aio_mlockall (IV flags, SV *callback=&PL_sv_undef) |
1785 | aio_mlockall (IV flags, SV *callback = &PL_sv_undef) |
1560 | PPCODE: |
1786 | PPCODE: |
1561 | { |
1787 | { |
1562 | dREQ; |
1788 | dREQ; |
1563 | |
1789 | |
1564 | req->type = EIO_MLOCKALL; |
1790 | req->type = EIO_MLOCKALL; |
… | |
… | |
1566 | |
1792 | |
1567 | REQ_SEND; |
1793 | REQ_SEND; |
1568 | } |
1794 | } |
1569 | |
1795 | |
1570 | void |
1796 | void |
1571 | aio_fiemap (SV *fh, off_t start, SV *length, U32 flags, SV *count, SV *callback=&PL_sv_undef) |
1797 | aio_fiemap (SV *fh, off_t start, SV *length, U32 flags, SV *count, SV *callback = &PL_sv_undef) |
1572 | PPCODE: |
1798 | PPCODE: |
1573 | { |
1799 | { |
1574 | int fd = s_fileno_croak (fh, 0); |
1800 | int fd = s_fileno_croak (fh, 0); |
1575 | dREQ; |
1801 | dREQ; |
1576 | |
1802 | |
… | |
… | |
1589 | |
1815 | |
1590 | REQ_SEND; |
1816 | REQ_SEND; |
1591 | } |
1817 | } |
1592 | |
1818 | |
1593 | void |
1819 | void |
|
|
1820 | aio_slurp (SV *pathname, off_t offset, UV length, SV8 *data, SV *callback = &PL_sv_undef) |
|
|
1821 | PPCODE: |
|
|
1822 | { |
|
|
1823 | char *svptr = 0; |
|
|
1824 | |
|
|
1825 | sv_clear_foreign (data); |
|
|
1826 | |
|
|
1827 | if (length) /* known length, directly read into scalar */ |
|
|
1828 | { |
|
|
1829 | if (!SvPOK (data) || SvLEN (data) >= SvCUR (data)) |
|
|
1830 | svptr = sv_grow (data, length + 1); |
|
|
1831 | else if (SvCUR (data) < length) |
|
|
1832 | croak ("length outside of scalar, and cannot grow"); |
|
|
1833 | else |
|
|
1834 | svptr = SvPVbyte_nolen (data); |
|
|
1835 | } |
|
|
1836 | |
|
|
1837 | { |
|
|
1838 | dREQ; |
|
|
1839 | |
|
|
1840 | req->type = EIO_SLURP; |
|
|
1841 | req_set_path1 (req, pathname); |
|
|
1842 | req->offs = offset; |
|
|
1843 | req->size = length; |
|
|
1844 | req->sv2 = SvREFCNT_inc (data); |
|
|
1845 | req->ptr2 = svptr; |
|
|
1846 | |
|
|
1847 | if (!SvREADONLY (data)) |
|
|
1848 | { |
|
|
1849 | SvREADONLY_on (data); |
|
|
1850 | req->flags |= FLAG_SV2_RO_OFF; |
|
|
1851 | } |
|
|
1852 | |
|
|
1853 | REQ_SEND; |
|
|
1854 | } |
|
|
1855 | } |
|
|
1856 | |
|
|
1857 | void |
1594 | aio_busy (double delay, SV *callback=&PL_sv_undef) |
1858 | aio_busy (double delay, SV *callback = &PL_sv_undef) |
1595 | PPCODE: |
1859 | PPCODE: |
1596 | { |
1860 | { |
1597 | dREQ; |
1861 | dREQ; |
1598 | |
1862 | |
1599 | req->type = EIO_BUSY; |
1863 | req->type = EIO_BUSY; |
… | |
… | |
1601 | |
1865 | |
1602 | REQ_SEND; |
1866 | REQ_SEND; |
1603 | } |
1867 | } |
1604 | |
1868 | |
1605 | void |
1869 | void |
1606 | aio_group (SV *callback=&PL_sv_undef) |
1870 | aio_group (SV *callback = &PL_sv_undef) |
1607 | PPCODE: |
1871 | PPCODE: |
1608 | { |
1872 | { |
1609 | dREQ; |
1873 | dREQ; |
1610 | |
1874 | |
1611 | req->type = EIO_GROUP; |
1875 | req->type = EIO_GROUP; |
1612 | |
1876 | |
|
|
1877 | PUTBACK; |
1613 | req_submit (req); |
1878 | req_submit (req); |
|
|
1879 | SPAGAIN; |
|
|
1880 | |
1614 | XPUSHs (req_sv (req, aio_grp_stash)); |
1881 | XPUSHs (req_sv (req, aio_grp_stash)); |
1615 | } |
1882 | } |
1616 | |
1883 | |
1617 | void |
1884 | void |
1618 | aio_nop (SV *callback=&PL_sv_undef) |
1885 | aio_nop (SV *callback = &PL_sv_undef) |
1619 | ALIAS: |
1886 | ALIAS: |
1620 | aio_nop = EIO_NOP |
1887 | aio_nop = EIO_NOP |
1621 | aio_sync = EIO_SYNC |
1888 | aio_sync = EIO_SYNC |
1622 | PPCODE: |
1889 | PPCODE: |
1623 | { |
1890 | { |
… | |
… | |
1627 | |
1894 | |
1628 | REQ_SEND; |
1895 | REQ_SEND; |
1629 | } |
1896 | } |
1630 | |
1897 | |
1631 | int |
1898 | int |
1632 | aioreq_pri (int pri = 0) |
1899 | aioreq_pri (int pri = NO_INIT) |
1633 | CODE: |
1900 | CODE: |
1634 | RETVAL = next_pri; |
1901 | RETVAL = next_pri; |
1635 | if (items > 0) |
1902 | if (items > 0) |
1636 | { |
1903 | { |
1637 | if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN; |
1904 | if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN; |
… | |
… | |
1727 | RETVAL = eio_sendfile_sync (ofh, ifh, offset, count); |
1994 | RETVAL = eio_sendfile_sync (ofh, ifh, offset, count); |
1728 | OUTPUT: |
1995 | OUTPUT: |
1729 | RETVAL |
1996 | RETVAL |
1730 | |
1997 | |
1731 | void |
1998 | void |
1732 | mmap (SV *scalar, size_t length, int prot, int flags, SV *fh = &PL_sv_undef, off_t offset = 0) |
1999 | mmap (SV *scalar, STRLEN length, int prot, int flags, SV *fh = &PL_sv_undef, off_t offset = 0) |
1733 | PPCODE: |
2000 | PPCODE: |
1734 | sv_unmagic (scalar, MMAP_MAGIC); |
2001 | sv_clear_foreign (scalar); |
1735 | { |
2002 | { |
1736 | int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1; |
2003 | int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1; |
1737 | void *addr = (void *)mmap (0, length, prot, flags, fd, offset); |
2004 | void *addr = (void *)mmap (0, length, prot, flags, fd, offset); |
1738 | if (addr == (void *)-1) |
2005 | if (addr == (void *)-1) |
1739 | XSRETURN_NO; |
2006 | XSRETURN_NO; |
1740 | |
2007 | |
1741 | sv_force_normal (scalar); |
2008 | sv_set_foreign (scalar, &mmap_vtbl, addr, length); |
1742 | |
|
|
1743 | /* we store the length in mg_obj, as namlen is I32 :/ */ |
|
|
1744 | sv_magicext (scalar, 0, MMAP_MAGIC, &mmap_vtbl, (char *)addr, 0) |
|
|
1745 | ->mg_obj = (SV *)length; |
|
|
1746 | |
|
|
1747 | SvUPGRADE (scalar, SVt_PV); /* nop... */ |
|
|
1748 | |
2009 | |
1749 | if (!(prot & PROT_WRITE)) |
2010 | if (!(prot & PROT_WRITE)) |
1750 | SvREADONLY_on (scalar); |
2011 | SvREADONLY_on (scalar); |
1751 | |
2012 | |
1752 | if (SvLEN (scalar)) |
|
|
1753 | Safefree (SvPVX (scalar)); |
|
|
1754 | |
|
|
1755 | SvPVX (scalar) = (char *)addr; |
|
|
1756 | SvCUR_set (scalar, length); |
|
|
1757 | SvLEN_set (scalar, 0); |
|
|
1758 | SvPOK_only (scalar); |
|
|
1759 | |
|
|
1760 | XSRETURN_YES; |
2013 | XSRETURN_YES; |
1761 | } |
2014 | } |
1762 | |
2015 | |
1763 | void |
2016 | void |
1764 | munmap (SV *scalar) |
2017 | munmap (SV *scalar) |
1765 | CODE: |
2018 | CODE: |
1766 | sv_unmagic (scalar, MMAP_MAGIC); |
2019 | sv_clear_foreign (scalar); |
1767 | |
2020 | |
1768 | int |
2021 | int |
1769 | madvise (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot) |
2022 | madvise (SV *scalar, STRLEN offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot) |
1770 | ALIAS: |
2023 | ALIAS: |
1771 | mprotect = 1 |
2024 | mprotect = 1 |
1772 | CODE: |
2025 | CODE: |
1773 | { |
2026 | { |
1774 | STRLEN svlen; |
2027 | STRLEN svlen; |
1775 | void *addr = SvPVbyte (scalar, svlen); |
2028 | void *addr = SvPVbyte (scalar, svlen); |
1776 | size_t len = SvUV (length); |
2029 | STRLEN len = SvUV (length); |
1777 | |
2030 | |
1778 | if (offset < 0) |
2031 | if (offset < 0) |
1779 | offset += svlen; |
2032 | offset += svlen; |
1780 | |
2033 | |
1781 | if (offset < 0 || offset > svlen) |
2034 | if (offset < 0 || offset > svlen) |
… | |
… | |
1795 | } |
2048 | } |
1796 | OUTPUT: |
2049 | OUTPUT: |
1797 | RETVAL |
2050 | RETVAL |
1798 | |
2051 | |
1799 | int |
2052 | int |
1800 | munlock (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef) |
2053 | munlock (SV *scalar, STRLEN offset = 0, SV *length = &PL_sv_undef) |
1801 | CODE: |
2054 | CODE: |
1802 | { |
2055 | { |
1803 | STRLEN svlen; |
2056 | STRLEN svlen; |
1804 | void *addr = SvPVbyte (scalar, svlen); |
2057 | void *addr = SvPVbyte (scalar, svlen); |
1805 | size_t len = SvUV (length); |
2058 | size_t len = SvUV (length); |
1806 | |
2059 | |
1807 | if (offset < 0) |
2060 | if (offset < 0) |
1808 | offset += svlen; |
2061 | offset += svlen; |
1809 | |
2062 | |
… | |
… | |
1861 | #else |
2114 | #else |
1862 | RETVAL = EIO_ENOSYS (); |
2115 | RETVAL = EIO_ENOSYS (); |
1863 | #endif |
2116 | #endif |
1864 | OUTPUT: |
2117 | OUTPUT: |
1865 | RETVAL |
2118 | RETVAL |
|
|
2119 | |
|
|
2120 | int |
|
|
2121 | pipesize (aio_rfd rfh, int new_size = -1) |
|
|
2122 | PROTOTYPE: $;$ |
|
|
2123 | CODE: |
|
|
2124 | #if defined(F_SETPIPE_SZ) && defined(F_GETPIPE_SZ) |
|
|
2125 | if (new_size >= 0) |
|
|
2126 | RETVAL = fcntl (rfh, F_SETPIPE_SZ, new_size); |
|
|
2127 | else |
|
|
2128 | RETVAL = fcntl (rfh, F_GETPIPE_SZ); |
|
|
2129 | #else |
|
|
2130 | errno = ENOSYS; |
|
|
2131 | RETVAL = -1; |
|
|
2132 | #endif |
|
|
2133 | OUTPUT: |
|
|
2134 | RETVAL |
|
|
2135 | |
|
|
2136 | void |
|
|
2137 | pipe2 (int flags = 0) |
|
|
2138 | PROTOTYPE: ;$ |
|
|
2139 | PPCODE: |
|
|
2140 | { |
|
|
2141 | int fd[2]; |
|
|
2142 | int res; |
|
|
2143 | |
|
|
2144 | if (flags) |
|
|
2145 | #if HAVE_PIPE2 |
|
|
2146 | res = pipe2 (fd, flags); |
|
|
2147 | #else |
|
|
2148 | res = (errno = ENOSYS, -1); |
|
|
2149 | #endif |
|
|
2150 | else |
|
|
2151 | res = pipe (fd); |
|
|
2152 | |
|
|
2153 | if (!res) |
|
|
2154 | { |
|
|
2155 | EXTEND (SP, 2); |
|
|
2156 | PUSHs (newmortalFH (fd[0], O_RDONLY)); |
|
|
2157 | PUSHs (newmortalFH (fd[1], O_WRONLY)); |
|
|
2158 | } |
|
|
2159 | } |
|
|
2160 | |
|
|
2161 | UV |
|
|
2162 | get_fdlimit () |
|
|
2163 | CODE: |
|
|
2164 | #if HAVE_RLIMITS |
|
|
2165 | struct rlimit rl; |
|
|
2166 | if (0 == getrlimit (RLIMIT_NOFILE, &rl)) |
|
|
2167 | XSRETURN_UV (rl.rlim_cur == RLIM_INFINITY ? (UV)-1 : rl.rlim_cur); |
|
|
2168 | #endif |
|
|
2169 | XSRETURN_UNDEF; |
|
|
2170 | OUTPUT: |
|
|
2171 | RETVAL |
|
|
2172 | |
|
|
2173 | void |
|
|
2174 | min_fdlimit (UV limit = 0x7fffffffU) |
|
|
2175 | CODE: |
|
|
2176 | { |
|
|
2177 | #if HAVE_RLIMITS |
|
|
2178 | struct rlimit rl; |
|
|
2179 | rlim_t orig_rlim_max; |
|
|
2180 | UV bit; |
|
|
2181 | |
|
|
2182 | if (0 != getrlimit (RLIMIT_NOFILE, &rl)) |
|
|
2183 | goto fail; |
|
|
2184 | |
|
|
2185 | if (rl.rlim_cur == RLIM_INFINITY) |
|
|
2186 | XSRETURN_YES; |
|
|
2187 | |
|
|
2188 | orig_rlim_max = rl.rlim_max == RLIM_INFINITY ? ((rlim_t)0)-1 : rl.rlim_max; |
|
|
2189 | |
|
|
2190 | if (rl.rlim_cur < limit) |
|
|
2191 | { |
|
|
2192 | rl.rlim_cur = limit; |
|
|
2193 | |
|
|
2194 | if (rl.rlim_max < rl.rlim_cur && rl.rlim_max != RLIM_INFINITY) |
|
|
2195 | rl.rlim_max = rl.rlim_cur; |
|
|
2196 | } |
|
|
2197 | |
|
|
2198 | if (0 == setrlimit (RLIMIT_NOFILE, &rl)) |
|
|
2199 | XSRETURN_YES; |
|
|
2200 | |
|
|
2201 | if (errno == EPERM) |
|
|
2202 | { |
|
|
2203 | /* setlimit failed with EPERM - maybe we can't raise the hardlimit, or maybe */ |
|
|
2204 | /* our limit overflows a system-wide limit */ |
|
|
2205 | /* try an adaptive algorithm, but do not lower the hardlimit */ |
|
|
2206 | rl.rlim_max = 0; |
|
|
2207 | for (bit = 0x40000000U; bit; bit >>= 1) |
|
|
2208 | { |
|
|
2209 | rl.rlim_max |= bit; |
|
|
2210 | rl.rlim_cur = rl.rlim_max; |
|
|
2211 | |
|
|
2212 | /* nevr decrease the hard limit */ |
|
|
2213 | if (rl.rlim_max < orig_rlim_max) |
|
|
2214 | break; |
|
|
2215 | |
|
|
2216 | if (0 != setrlimit (RLIMIT_NOFILE, &rl)) |
|
|
2217 | rl.rlim_max &= ~bit; /* too high, remove bit again */ |
|
|
2218 | } |
|
|
2219 | |
|
|
2220 | /* now, raise the soft limit to the max permitted */ |
|
|
2221 | if (0 == getrlimit (RLIMIT_NOFILE, &rl)) |
|
|
2222 | { |
|
|
2223 | rl.rlim_cur = rl.rlim_max; |
|
|
2224 | if (0 == setrlimit (RLIMIT_NOFILE, &rl)) |
|
|
2225 | errno = EPERM; |
|
|
2226 | } |
|
|
2227 | } |
|
|
2228 | #endif |
|
|
2229 | fail: |
|
|
2230 | XSRETURN_UNDEF; |
|
|
2231 | } |
1866 | |
2232 | |
1867 | void _on_next_submit (SV *cb) |
2233 | void _on_next_submit (SV *cb) |
1868 | CODE: |
2234 | CODE: |
1869 | SvREFCNT_dec (on_next_submit); |
2235 | SvREFCNT_dec (on_next_submit); |
1870 | on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; |
2236 | on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; |
… | |
… | |
1905 | cancel (aio_req_ornot req) |
2271 | cancel (aio_req_ornot req) |
1906 | CODE: |
2272 | CODE: |
1907 | eio_cancel (req); |
2273 | eio_cancel (req); |
1908 | |
2274 | |
1909 | void |
2275 | void |
1910 | cb (aio_req_ornot req, SV *callback=&PL_sv_undef) |
2276 | cb (aio_req_ornot req, SV *callback = NO_INIT) |
1911 | PPCODE: |
2277 | PPCODE: |
1912 | { |
2278 | { |
1913 | if (GIMME_V != G_VOID) |
2279 | if (GIMME_V != G_VOID) |
1914 | XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef); |
2280 | XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef); |
1915 | |
2281 | |
1916 | if (items > 1) |
2282 | if (items > 1) |
1917 | { |
2283 | { |
1918 | SV *cb_cv =get_cb (callback); |
2284 | SV *cb_cv = get_cb (callback); |
1919 | |
2285 | |
1920 | SvREFCNT_dec (req->callback); |
2286 | SvREFCNT_dec (req->callback); |
1921 | req->callback = SvREFCNT_inc (cb_cv); |
2287 | req->callback = SvREFCNT_inc (cb_cv); |
1922 | } |
2288 | } |
1923 | } |
2289 | } |
… | |
… | |
1980 | limit (aio_req grp, int limit) |
2346 | limit (aio_req grp, int limit) |
1981 | CODE: |
2347 | CODE: |
1982 | eio_grp_limit (grp, limit); |
2348 | eio_grp_limit (grp, limit); |
1983 | |
2349 | |
1984 | void |
2350 | void |
1985 | feed (aio_req grp, SV *callback=&PL_sv_undef) |
2351 | feed (aio_req grp, SV *callback = &PL_sv_undef) |
1986 | CODE: |
2352 | CODE: |
1987 | { |
2353 | { |
1988 | SvREFCNT_dec (grp->sv2); |
2354 | SvREFCNT_dec (grp->sv2); |
1989 | grp->sv2 = newSVsv (callback); |
2355 | grp->sv2 = newSVsv (callback); |
1990 | grp->feed = aio_grp_feed; |
2356 | grp->feed = aio_grp_feed; |