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Comparing IO-AIO/AIO.xs (file contents):
Revision 1.267 by root, Sat Aug 25 19:25:32 2018 UTC vs.
Revision 1.275 by root, Mon Mar 18 23:52:09 2019 UTC

… …
3#include <errno.h> 3#include <errno.h>
4 4
5#include "EXTERN.h" 5#include "EXTERN.h"
6#include "perl.h" 6#include "perl.h"
7#include "XSUB.h" 7#include "XSUB.h"
8#include "perliol.h"
8 9
9#if !defined mg_findext 10#if !defined mg_findext
10# define mg_findext(sv,type,vtbl) mg_find (sv, type) 11# define mg_findext(sv,type,vtbl) mg_find (sv, type)
11#endif 12#endif
12 13
… …
17#include <sys/socket.h> 18#include <sys/socket.h>
18#include <sys/stat.h> 19#include <sys/stat.h>
19#include <limits.h> 20#include <limits.h>
20#include <fcntl.h> 21#include <fcntl.h>
21#include <sched.h> 22#include <sched.h>
22
23#if HAVE_SYS_MKDEV_H
24# include <sys/mkdev.h>
25#elif HAVE_SYS_SYSMACROS_H
26# include <sys/sysmacros.h>
27#endif
28
29#if _POSIX_MEMLOCK || _POSIX_MEMLOCK_RANGE || _POSIX_MAPPED_FILES
30# include <sys/mman.h>
31#endif
32 23
33/* the incompetent fool that created musl keeps __linux__, refuses 24/* the incompetent fool that created musl keeps __linux__, refuses
34 * to implement any linux standard apis, and also has no way to test 25 * to implement any linux standard apis, and also has no way to test
35 * for his broken iplementation. don't complain to me if this fails 26 * for his broken iplementation. don't complain to me if this fails
36 * for you. 27 * for you.
… …
116 107
117/*****************************************************************************/ 108/*****************************************************************************/
118 109
119#include "config.h" 110#include "config.h"
120 111
112#if HAVE_SYS_MKDEV_H
113# include <sys/mkdev.h>
114#elif HAVE_SYS_SYSMACROS_H
115# include <sys/sysmacros.h>
116#endif
117
118#if _POSIX_MEMLOCK || _POSIX_MEMLOCK_RANGE || _POSIX_MAPPED_FILES
119# include <sys/mman.h>
120#endif
121
122#if HAVE_SYS_UIO_H
123# include <sys/uio.h>
124#endif
125
121#if HAVE_ST_XTIMENSEC 126#if HAVE_ST_XTIMENSEC
122# define ATIMENSEC PL_statcache.st_atimensec 127# define ATIMENSEC PL_statcache.st_atimensec
123# define MTIMENSEC PL_statcache.st_mtimensec 128# define MTIMENSEC PL_statcache.st_mtimensec
124# define CTIMENSEC PL_statcache.st_ctimensec 129# define CTIMENSEC PL_statcache.st_ctimensec
125#elif HAVE_ST_XTIMESPEC 130#elif HAVE_ST_XTIMESPEC
… …
288}; 293};
289 294
290/*****************************************************************************/ 295/*****************************************************************************/
291 296
292/* helper: set scalar to foreign ptr with custom free */ 297/* helper: set scalar to foreign ptr with custom free */
298ecb_noinline
293static void 299static void
294sv_set_foreign (SV *sv, const MGVTBL *const vtbl, void *addr, IV length) 300sv_set_foreign (SV *sv, const MGVTBL *const vtbl, void *addr, IV length)
295{ 301{
296 sv_force_normal (sv); 302 sv_force_normal (sv);
297 303
… …
424 430
425/*****************************************************************************/ 431/*****************************************************************************/
426 432
427static int close_fd; /* dummy fd to close fds via dup2 */ 433static int close_fd; /* dummy fd to close fds via dup2 */
428 434
435#if HAVE_STATX
436static struct statx stx;
437#define statx_offsetof(member) offsetof (struct statx, member)
438#define eio__statx statx
439#else
440#define statx_offsetof(member) 0
441#define eio__statx(dir,path,flags,mask,stx) EIO_ENOSYS()
442#endif
443
429enum { 444enum {
430 FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */ 445 FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */
431}; 446};
432 447
433typedef eio_req *aio_req; 448typedef eio_req *aio_req;
… …
456 /* read any signals sent by the worker threads */ 471 /* read any signals sent by the worker threads */
457 s_epipe_drain (&respipe); 472 s_epipe_drain (&respipe);
458} 473}
459 474
460/* must be called at most once */ 475/* must be called at most once */
476ecb_noinline
461static SV * 477static SV *
462req_sv (aio_req req, HV *stash) 478req_sv (aio_req req, HV *stash)
463{ 479{
464 if (!req->self) 480 if (!req->self)
465 { 481 {
… …
474newSVaio_wd (aio_wd wd) 490newSVaio_wd (aio_wd wd)
475{ 491{
476 return sv_bless (newRV_noinc (newSViv ((intptr_t)wd)), aio_wd_stash); 492 return sv_bless (newRV_noinc (newSViv ((intptr_t)wd)), aio_wd_stash);
477} 493}
478 494
495ecb_noinline
479static aio_req 496static aio_req
480SvAIO_REQ (SV *sv) 497SvAIO_REQ (SV *sv)
481{ 498{
482 MAGIC *mg; 499 MAGIC *mg;
483 500
… …
546 FREETMPS; 563 FREETMPS;
547 LEAVE; 564 LEAVE;
548 } 565 }
549} 566}
550 567
568ecb_noinline
551static void 569static void
552req_submit (eio_req *req) 570req_submit (eio_req *req)
553{ 571{
554 eio_submit (req); 572 eio_submit (req);
555 573
… …
816 } 834 }
817 else 835 else
818 PUSHs (sv_result); 836 PUSHs (sv_result);
819 break; 837 break;
820 838
839#if 0
840 case EIO_CLOSE:
841 PerlIOUnix_refcnt_dec (req->int1);
842 break;
843#endif
844
821 case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */ 845 case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */
822 if (req->result > 0) 846 if (req->result > 0)
823 SvIV_set (sv_result, 0); 847 SvIV_set (sv_result, 0);
824 /* FALLTHROUGH */ 848 /* FALLTHROUGH */
825 849
… …
876 grp->sv2 = 0; 900 grp->sv2 = 0;
877 901
878 eio_grp_cancel (grp); 902 eio_grp_cancel (grp);
879} 903}
880 904
881static void ecb_cold 905ecb_cold
906static void
882create_respipe (void) 907create_respipe (void)
883{ 908{
884 if (s_epipe_renew (&respipe)) 909 if (s_epipe_renew (&respipe))
885 croak ("IO::AIO: unable to initialize result pipe"); 910 croak ("IO::AIO: unable to initialize result pipe");
886} 911}
… …
920 945
921 poll_wait (); 946 poll_wait ();
922 } 947 }
923} 948}
924 949
925static void ecb_cold 950ecb_cold
951static void
926reinit (void) 952reinit (void)
927{ 953{
928 create_respipe (); 954 create_respipe ();
929 955
930 if (eio_init (want_poll, done_poll) < 0) 956 if (eio_init (want_poll, done_poll) < 0)
… …
938{ 964{
939 SvGETMAGIC (cb_sv); 965 SvGETMAGIC (cb_sv);
940 return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0; 966 return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0;
941} 967}
942 968
969ecb_noinline
943static aio_req ecb_noinline 970static aio_req ecb_noinline
944dreq (SV *callback) 971dreq (SV *callback)
945{ 972{
946 SV *cb_cv; 973 SV *cb_cv;
947 aio_req req; 974 aio_req req;
… …
969 SPAGAIN; \ 996 SPAGAIN; \
970 \ 997 \
971 if (GIMME_V != G_VOID) \ 998 if (GIMME_V != G_VOID) \
972 XPUSHs (req_sv (req, aio_req_stash)); 999 XPUSHs (req_sv (req, aio_req_stash));
973 1000
1001/* *wdsv, *pathsv, *wd and *ptr must be 0-initialized */
974ecb_inline void 1002ecb_inline
1003void
975req_set_path (aio_req req, SV *path, SV **wdsv, SV **pathsv, eio_wd *wd, void **ptr) 1004req_set_path (SV *path, SV **wdsv, SV **pathsv, eio_wd *wd, void **ptr)
976{ 1005{
977 if (expect_false (SvROK (path))) 1006 if (expect_false (SvROK (path)))
978 { 1007 {
979 SV *rv = SvRV (path); 1008 SV *rv = SvRV (path);
980 SV *wdob; 1009 SV *wdob;
… …
1005 1034
1006 *pathsv = newSVsv (path); 1035 *pathsv = newSVsv (path);
1007 *ptr = SvPVbyte_nolen (*pathsv); 1036 *ptr = SvPVbyte_nolen (*pathsv);
1008} 1037}
1009 1038
1010static void ecb_noinline 1039ecb_noinline
1040static void
1011req_set_path1 (aio_req req, SV *path) 1041req_set_path1 (aio_req req, SV *path)
1012{ 1042{
1013 req_set_path (req, path, &req->sv1, &req->sv3, &req->wd, &req->ptr1); 1043 req_set_path (path, &req->sv1, &req->sv3, &req->wd, &req->ptr1);
1014} 1044}
1015 1045
1016static void ecb_noinline 1046ecb_noinline
1047static void
1017req_set_fh_or_path (aio_req req, int type_path, int type_fh, SV *fh_or_path) 1048req_set_fh_or_path (aio_req req, int type_path, int type_fh, SV *fh_or_path)
1018{ 1049{
1019 SV *rv = SvROK (fh_or_path) ? SvRV (fh_or_path) : fh_or_path; 1050 SV *rv = SvROK (fh_or_path) ? SvRV (fh_or_path) : fh_or_path;
1020 1051
1021 switch (SvTYPE (rv)) 1052 switch (SvTYPE (rv))
… …
1266 const_iv (TFD_CLOEXEC) 1297 const_iv (TFD_CLOEXEC)
1267 1298
1268 const_iv (TFD_TIMER_ABSTIME) 1299 const_iv (TFD_TIMER_ABSTIME)
1269 const_iv (TFD_TIMER_CANCEL_ON_SET) 1300 const_iv (TFD_TIMER_CANCEL_ON_SET)
1270 1301
1302 const_iv (STATX_TYPE)
1303 const_iv (STATX_MODE)
1304 const_iv (STATX_NLINK)
1305 const_iv (STATX_UID)
1306 const_iv (STATX_GID)
1307 const_iv (STATX_ATIME)
1308 const_iv (STATX_MTIME)
1309 const_iv (STATX_CTIME)
1310 const_iv (STATX_INO)
1311 const_iv (STATX_SIZE)
1312 const_iv (STATX_BLOCKS)
1313 const_iv (STATX_BASIC_STATS)
1314 const_iv (STATX_ALL)
1315 const_iv (STATX_BTIME)
1316 const_iv (STATX_ATTR_COMPRESSED)
1317 const_iv (STATX_ATTR_IMMUTABLE)
1318 const_iv (STATX_ATTR_APPEND)
1319 const_iv (STATX_ATTR_NODUMP)
1320 const_iv (STATX_ATTR_ENCRYPTED)
1321 const_iv (STATX_ATTR_AUTOMOUNT)
1322
1271 /* these are libeio constants, and are independent of gendef0 */ 1323 /* these are libeio constants, and are independent of gendef0 */
1272 const_eio (SEEK_SET) 1324 const_eio (SEEK_SET)
1273 const_eio (SEEK_CUR) 1325 const_eio (SEEK_CUR)
1274 const_eio (SEEK_END) 1326 const_eio (SEEK_END)
1275 1327
1276 const_eio (MCL_FUTURE) 1328 const_eio (MCL_FUTURE)
1277 const_eio (MCL_CURRENT) 1329 const_eio (MCL_CURRENT)
1330 const_eio (MCL_ONFAULT)
1278 1331
1279 const_eio (MS_ASYNC) 1332 const_eio (MS_ASYNC)
1280 const_eio (MS_INVALIDATE) 1333 const_eio (MS_INVALIDATE)
1281 const_eio (MS_SYNC) 1334 const_eio (MS_SYNC)
1282 1335
… …
1472aio_close (SV *fh, SV *callback = &PL_sv_undef) 1525aio_close (SV *fh, SV *callback = &PL_sv_undef)
1473 PPCODE: 1526 PPCODE:
1474{ 1527{
1475 int fd = s_fileno_croak (fh, 0); 1528 int fd = s_fileno_croak (fh, 0);
1476 dREQ; 1529 dREQ;
1530#if 0
1531 /* partially duplicate logic in s_fileno */
1532 SvGETMAGIC (fh);
1477 1533
1534 if (SvROK (fh))
1535 {
1536 fh = SvRV (fh);
1537 SvGETMAGIC (fh);
1538 }
1539
1540 if (SvTYPE (fh) == SVt_PVGV)
1541 {
1542 /* perl filehandle */
1543 PerlIOUnix_refcnt_inc (fd);
1544 do_close ((GV *)fh, 1);
1545
1546 req->type = EIO_CLOSE;
1547 req->int1 = fd;
1548 /*req->sv2 = newSVsv (fh);*/ /* since we stole the fd, no need to keep the fh */
1549 }
1550 else
1551#endif
1552 {
1553 /* fd number */
1478 req->type = EIO_DUP2; 1554 req->type = EIO_DUP2;
1479 req->int1 = close_fd; 1555 req->int1 = close_fd;
1480 req->sv2 = newSVsv (fh); 1556 req->sv2 = newSVsv (fh);
1481 req->int2 = fd; 1557 req->int2 = fd;
1558 }
1482 1559
1483 REQ_SEND; 1560 REQ_SEND;
1484} 1561}
1485 1562
1486void 1563void
… …
1816 eio_wd wd2 = 0; 1893 eio_wd wd2 = 0;
1817 dREQ; 1894 dREQ;
1818 1895
1819 req->type = ix; 1896 req->type = ix;
1820 req_set_path1 (req, oldpath); 1897 req_set_path1 (req, oldpath);
1821 req_set_path (req, newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2); 1898 req_set_path (newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2);
1822 req->int3 = (long)wd2; 1899 req->int3 = (long)wd2;
1823 1900
1824 REQ_SEND; 1901 REQ_SEND;
1825} 1902}
1826 1903
… …
1831 eio_wd wd2 = 0; 1908 eio_wd wd2 = 0;
1832 dREQ; 1909 dREQ;
1833 1910
1834 req->type = EIO_RENAME; 1911 req->type = EIO_RENAME;
1835 req_set_path1 (req, oldpath); 1912 req_set_path1 (req, oldpath);
1836 req_set_path (req, newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2); 1913 req_set_path (newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2);
1837 req->int2 = flags; 1914 req->int2 = flags;
1838 req->int3 = (long)wd2; 1915 req->int3 = (long)wd2;
1839 1916
1840 REQ_SEND; 1917 REQ_SEND;
1841} 1918}
… …
2244} 2321}
2245 OUTPUT: 2322 OUTPUT:
2246 RETVAL 2323 RETVAL
2247 2324
2248int 2325int
2326mlockall (int flags)
2327 PROTOTYPE: $;
2328 CODE:
2329 RETVAL = eio_mlockall_sync (flags);
2330 OUTPUT:
2331 RETVAL
2332
2333int
2249munlockall () 2334munlockall ()
2250 CODE: 2335 CODE:
2251#if _POSIX_MEMLOCK 2336#if _POSIX_MEMLOCK
2252 munlockall (); 2337 munlockall ();
2253#else 2338#else
2254 RETVAL = EIO_ENOSYS (); 2339 RETVAL = EIO_ENOSYS ();
2255#endif 2340#endif
2256 OUTPUT: 2341 OUTPUT:
2342 RETVAL
2343
2344int
2345statx (SV8 *pathname, int flags, UV mask)
2346 CODE:
2347{
2348 /* undocumented, and might go away, and anyway, should use eio_statx */
2349 SV *wdsv = 0;
2350 SV *pathsv = 0;
2351 eio_wd wd = EIO_CWD;
2352 void *ptr;
2353 int res;
2354
2355 req_set_path (pathname, &wdsv, &pathsv, &wd, &ptr);
2356 RETVAL = eio__statx (!wd || wd->fd == EIO_CWD ? AT_FDCWD : wd->fd, ptr, flags, mask & STATX_ALL, &stx);
2357
2358 SvREFCNT_dec (pathsv);
2359 SvREFCNT_dec (wdsv);
2360}
2361 OUTPUT:
2362 RETVAL
2363
2364U32
2365stx_mode ()
2366 PROTOTYPE:
2367 CODE:
2368#if HAVE_STATX
2369 RETVAL = stx.stx_mode;
2370#else
2371 XSRETURN_UNDEF;
2372#endif
2373 OUTPUT:
2374 RETVAL
2375
2376#define STATX_OFFSET_mask statx_offsetof (stx_mask)
2377#define STATX_OFFSET_blksize statx_offsetof (stx_blksize)
2378#define STATX_OFFSET_nlink statx_offsetof (stx_nlink)
2379#define STATX_OFFSET_uid statx_offsetof (stx_uid)
2380#define STATX_OFFSET_gid statx_offsetof (stx_gid)
2381#define STATX_OFFSET_rdev_major statx_offsetof (stx_rdev_major)
2382#define STATX_OFFSET_rdev_minor statx_offsetof (stx_rdev_minor)
2383#define STATX_OFFSET_dev_major statx_offsetof (stx_dev_major)
2384#define STATX_OFFSET_dev_minor statx_offsetof (stx_dev_minor)
2385#define STATX_OFFSET_attributes statx_offsetof (stx_attributes)
2386#define STATX_OFFSET_ino statx_offsetof (stx_ino)
2387#define STATX_OFFSET_size statx_offsetof (stx_size)
2388#define STATX_OFFSET_blocks statx_offsetof (stx_blocks)
2389#define STATX_OFFSET_attributes_mask statx_offsetof (stx_attributes_mask)
2390#define STATX_OFFSET_atime statx_offsetof (stx_atime)
2391#define STATX_OFFSET_btime statx_offsetof (stx_btime)
2392#define STATX_OFFSET_ctime statx_offsetof (stx_ctime)
2393#define STATX_OFFSET_mtime statx_offsetof (stx_mtime)
2394
2395U32
2396stx_mask ()
2397 PROTOTYPE:
2398 ALIAS:
2399 stx_mask = STATX_OFFSET_mask
2400 stx_blksize = STATX_OFFSET_blksize
2401 stx_nlink = STATX_OFFSET_nlink
2402 stx_uid = STATX_OFFSET_uid
2403 stx_gid = STATX_OFFSET_gid
2404 stx_rdev_major = STATX_OFFSET_rdev_major
2405 stx_rdev_minor = STATX_OFFSET_rdev_minor
2406 stx_dev_major = STATX_OFFSET_dev_major
2407 stx_dev_minor = STATX_OFFSET_dev_minor
2408 CODE:
2409#if HAVE_STATX
2410 RETVAL = *(__u32 *)((char *)&stx + ix);
2411#else
2412 XSRETURN_UNDEF;
2413#endif
2414 OUTPUT:
2415 RETVAL
2416
2417VAL64
2418stx_attributes ()
2419 PROTOTYPE:
2420 ALIAS:
2421 stx_attributes = STATX_OFFSET_attributes
2422 stx_ino = STATX_OFFSET_ino
2423 stx_size = STATX_OFFSET_size
2424 stx_blocks = STATX_OFFSET_blocks
2425 stx_attributes_mask = STATX_OFFSET_attributes_mask
2426 CODE:
2427#if HAVE_STATX
2428 RETVAL = *(__u64 *)((char *)&stx + ix);
2429#else
2430 XSRETURN_UNDEF;
2431#endif
2432 OUTPUT:
2433 RETVAL
2434
2435NV
2436stx_atime ()
2437 PROTOTYPE:
2438 ALIAS:
2439 stx_atime = STATX_OFFSET_atime
2440 stx_btime = STATX_OFFSET_btime
2441 stx_ctime = STATX_OFFSET_ctime
2442 stx_mtime = STATX_OFFSET_mtime
2443 CODE:
2444#if HAVE_STATX
2445 struct statx_timestamp *ts = (struct statx_timestamp *)((char *)&stx + ix);
2446 RETVAL = ts->tv_sec + ts->tv_nsec * 1e-9;
2447#else
2448 XSRETURN_UNDEF;
2449#endif
2450 OUTPUT:
2451 RETVAL
2452
2453VAL64
2454stx_atimesec ()
2455 PROTOTYPE:
2456 ALIAS:
2457 stx_atimesec = STATX_OFFSET_atime
2458 stx_btimesec = STATX_OFFSET_btime
2459 stx_ctimesec = STATX_OFFSET_ctime
2460 stx_mtimesec = STATX_OFFSET_mtime
2461 CODE:
2462#if HAVE_STATX
2463 struct statx_timestamp *ts = (struct statx_timestamp *)((char *)&stx + ix);
2464 RETVAL = ts->tv_sec;
2465#else
2466 XSRETURN_UNDEF;
2467#endif
2468 OUTPUT:
2469 RETVAL
2470
2471U32
2472stx_atimensec ()
2473 PROTOTYPE:
2474 ALIAS:
2475 stx_atimensec = STATX_OFFSET_atime
2476 stx_btimensec = STATX_OFFSET_btime
2477 stx_ctimensec = STATX_OFFSET_ctime
2478 stx_mtimensec = STATX_OFFSET_mtime
2479 CODE:
2480#if HAVE_STATX
2481 struct statx_timestamp *ts = (struct statx_timestamp *)((char *)&stx + ix);
2482 RETVAL = ts->tv_nsec;
2483#else
2484 RETVAL = 0;
2485#endif
2486 OUTPUT:
2257 RETVAL 2487 RETVAL
2258 2488
2259int 2489int
2260splice (aio_rfd rfh, SV *off_in, aio_wfd wfh, SV *off_out, size_t length, unsigned int flags) 2490splice (aio_rfd rfh, SV *off_in, aio_wfd wfh, SV *off_out, size_t length, unsigned int flags)
2261 CODE: 2491 CODE:

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