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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 1.276 by root, Wed Apr 3 03:03:53 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))
… …
1254 1285
1255 const_iv (EFD_CLOEXEC) 1286 const_iv (EFD_CLOEXEC)
1256 const_iv (EFD_NONBLOCK) 1287 const_iv (EFD_NONBLOCK)
1257 const_iv (EFD_SEMAPHORE) 1288 const_iv (EFD_SEMAPHORE)
1258 1289
1290 const_iv (MFD_CLOEXEC)
1291 const_iv (MFD_ALLOW_SEALING)
1292 const_iv (MFD_HUGETLB)
1293
1259 const_iv (CLOCK_REALTIME) 1294 const_iv (CLOCK_REALTIME)
1260 const_iv (CLOCK_MONOTONIC) 1295 const_iv (CLOCK_MONOTONIC)
1261 const_iv (CLOCK_BOOTTIME) 1296 const_iv (CLOCK_BOOTTIME)
1262 const_iv (CLOCK_REALTIME_ALARM) 1297 const_iv (CLOCK_REALTIME_ALARM)
1263 const_iv (CLOCK_BOOTTIME_ALARM) 1298 const_iv (CLOCK_BOOTTIME_ALARM)
… …
1266 const_iv (TFD_CLOEXEC) 1301 const_iv (TFD_CLOEXEC)
1267 1302
1268 const_iv (TFD_TIMER_ABSTIME) 1303 const_iv (TFD_TIMER_ABSTIME)
1269 const_iv (TFD_TIMER_CANCEL_ON_SET) 1304 const_iv (TFD_TIMER_CANCEL_ON_SET)
1270 1305
1306 const_iv (STATX_TYPE)
1307 const_iv (STATX_MODE)
1308 const_iv (STATX_NLINK)
1309 const_iv (STATX_UID)
1310 const_iv (STATX_GID)
1311 const_iv (STATX_ATIME)
1312 const_iv (STATX_MTIME)
1313 const_iv (STATX_CTIME)
1314 const_iv (STATX_INO)
1315 const_iv (STATX_SIZE)
1316 const_iv (STATX_BLOCKS)
1317 const_iv (STATX_BASIC_STATS)
1318 const_iv (STATX_ALL)
1319 const_iv (STATX_BTIME)
1320 const_iv (STATX_ATTR_COMPRESSED)
1321 const_iv (STATX_ATTR_IMMUTABLE)
1322 const_iv (STATX_ATTR_APPEND)
1323 const_iv (STATX_ATTR_NODUMP)
1324 const_iv (STATX_ATTR_ENCRYPTED)
1325 const_iv (STATX_ATTR_AUTOMOUNT)
1326
1271 /* these are libeio constants, and are independent of gendef0 */ 1327 /* these are libeio constants, and are independent of gendef0 */
1272 const_eio (SEEK_SET) 1328 const_eio (SEEK_SET)
1273 const_eio (SEEK_CUR) 1329 const_eio (SEEK_CUR)
1274 const_eio (SEEK_END) 1330 const_eio (SEEK_END)
1275 1331
1276 const_eio (MCL_FUTURE) 1332 const_eio (MCL_FUTURE)
1277 const_eio (MCL_CURRENT) 1333 const_eio (MCL_CURRENT)
1334 const_eio (MCL_ONFAULT)
1278 1335
1279 const_eio (MS_ASYNC) 1336 const_eio (MS_ASYNC)
1280 const_eio (MS_INVALIDATE) 1337 const_eio (MS_INVALIDATE)
1281 const_eio (MS_SYNC) 1338 const_eio (MS_SYNC)
1282 1339
… …
1472aio_close (SV *fh, SV *callback = &PL_sv_undef) 1529aio_close (SV *fh, SV *callback = &PL_sv_undef)
1473 PPCODE: 1530 PPCODE:
1474{ 1531{
1475 int fd = s_fileno_croak (fh, 0); 1532 int fd = s_fileno_croak (fh, 0);
1476 dREQ; 1533 dREQ;
1534#if 0
1535 /* partially duplicate logic in s_fileno */
1536 SvGETMAGIC (fh);
1477 1537
1538 if (SvROK (fh))
1539 {
1540 fh = SvRV (fh);
1541 SvGETMAGIC (fh);
1542 }
1543
1544 if (SvTYPE (fh) == SVt_PVGV)
1545 {
1546 /* perl filehandle */
1547 PerlIOUnix_refcnt_inc (fd);
1548 do_close ((GV *)fh, 1);
1549
1550 req->type = EIO_CLOSE;
1551 req->int1 = fd;
1552 /*req->sv2 = newSVsv (fh);*/ /* since we stole the fd, no need to keep the fh */
1553 }
1554 else
1555#endif
1556 {
1557 /* fd number */
1478 req->type = EIO_DUP2; 1558 req->type = EIO_DUP2;
1479 req->int1 = close_fd; 1559 req->int1 = close_fd;
1480 req->sv2 = newSVsv (fh); 1560 req->sv2 = newSVsv (fh);
1481 req->int2 = fd; 1561 req->int2 = fd;
1562 }
1482 1563
1483 REQ_SEND; 1564 REQ_SEND;
1484} 1565}
1485 1566
1486void 1567void
… …
1816 eio_wd wd2 = 0; 1897 eio_wd wd2 = 0;
1817 dREQ; 1898 dREQ;
1818 1899
1819 req->type = ix; 1900 req->type = ix;
1820 req_set_path1 (req, oldpath); 1901 req_set_path1 (req, oldpath);
1821 req_set_path (req, newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2); 1902 req_set_path (newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2);
1822 req->int3 = (long)wd2; 1903 req->int3 = (long)wd2;
1823 1904
1824 REQ_SEND; 1905 REQ_SEND;
1825} 1906}
1826 1907
… …
1831 eio_wd wd2 = 0; 1912 eio_wd wd2 = 0;
1832 dREQ; 1913 dREQ;
1833 1914
1834 req->type = EIO_RENAME; 1915 req->type = EIO_RENAME;
1835 req_set_path1 (req, oldpath); 1916 req_set_path1 (req, oldpath);
1836 req_set_path (req, newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2); 1917 req_set_path (newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2);
1837 req->int2 = flags; 1918 req->int2 = flags;
1838 req->int3 = (long)wd2; 1919 req->int3 = (long)wd2;
1839 1920
1840 REQ_SEND; 1921 REQ_SEND;
1841} 1922}
… …
2244} 2325}
2245 OUTPUT: 2326 OUTPUT:
2246 RETVAL 2327 RETVAL
2247 2328
2248int 2329int
2330mlockall (int flags)
2331 PROTOTYPE: $;
2332 CODE:
2333 RETVAL = eio_mlockall_sync (flags);
2334 OUTPUT:
2335 RETVAL
2336
2337int
2249munlockall () 2338munlockall ()
2250 CODE: 2339 CODE:
2251#if _POSIX_MEMLOCK 2340#if _POSIX_MEMLOCK
2252 munlockall (); 2341 munlockall ();
2253#else 2342#else
2254 RETVAL = EIO_ENOSYS (); 2343 RETVAL = EIO_ENOSYS ();
2255#endif 2344#endif
2256 OUTPUT: 2345 OUTPUT:
2346 RETVAL
2347
2348int
2349statx (SV8 *pathname, int flags, UV mask)
2350 CODE:
2351{
2352 /* undocumented, and might go away, and anyway, should use eio_statx */
2353 SV *wdsv = 0;
2354 SV *pathsv = 0;
2355 eio_wd wd = EIO_CWD;
2356 void *ptr;
2357 int res;
2358
2359 req_set_path (pathname, &wdsv, &pathsv, &wd, &ptr);
2360 RETVAL = eio__statx (!wd || wd->fd == EIO_CWD ? AT_FDCWD : wd->fd, ptr, flags, mask & STATX_ALL, &stx);
2361
2362 SvREFCNT_dec (pathsv);
2363 SvREFCNT_dec (wdsv);
2364}
2365 OUTPUT:
2366 RETVAL
2367
2368U32
2369stx_mode ()
2370 PROTOTYPE:
2371 CODE:
2372#if HAVE_STATX
2373 RETVAL = stx.stx_mode;
2374#else
2375 XSRETURN_UNDEF;
2376#endif
2377 OUTPUT:
2378 RETVAL
2379
2380#define STATX_OFFSET_mask statx_offsetof (stx_mask)
2381#define STATX_OFFSET_blksize statx_offsetof (stx_blksize)
2382#define STATX_OFFSET_nlink statx_offsetof (stx_nlink)
2383#define STATX_OFFSET_uid statx_offsetof (stx_uid)
2384#define STATX_OFFSET_gid statx_offsetof (stx_gid)
2385#define STATX_OFFSET_rdev_major statx_offsetof (stx_rdev_major)
2386#define STATX_OFFSET_rdev_minor statx_offsetof (stx_rdev_minor)
2387#define STATX_OFFSET_dev_major statx_offsetof (stx_dev_major)
2388#define STATX_OFFSET_dev_minor statx_offsetof (stx_dev_minor)
2389#define STATX_OFFSET_attributes statx_offsetof (stx_attributes)
2390#define STATX_OFFSET_ino statx_offsetof (stx_ino)
2391#define STATX_OFFSET_size statx_offsetof (stx_size)
2392#define STATX_OFFSET_blocks statx_offsetof (stx_blocks)
2393#define STATX_OFFSET_attributes_mask statx_offsetof (stx_attributes_mask)
2394#define STATX_OFFSET_atime statx_offsetof (stx_atime)
2395#define STATX_OFFSET_btime statx_offsetof (stx_btime)
2396#define STATX_OFFSET_ctime statx_offsetof (stx_ctime)
2397#define STATX_OFFSET_mtime statx_offsetof (stx_mtime)
2398
2399U32
2400stx_mask ()
2401 PROTOTYPE:
2402 ALIAS:
2403 stx_mask = STATX_OFFSET_mask
2404 stx_blksize = STATX_OFFSET_blksize
2405 stx_nlink = STATX_OFFSET_nlink
2406 stx_uid = STATX_OFFSET_uid
2407 stx_gid = STATX_OFFSET_gid
2408 stx_rdev_major = STATX_OFFSET_rdev_major
2409 stx_rdev_minor = STATX_OFFSET_rdev_minor
2410 stx_dev_major = STATX_OFFSET_dev_major
2411 stx_dev_minor = STATX_OFFSET_dev_minor
2412 CODE:
2413#if HAVE_STATX
2414 RETVAL = *(__u32 *)((char *)&stx + ix);
2415#else
2416 XSRETURN_UNDEF;
2417#endif
2418 OUTPUT:
2419 RETVAL
2420
2421VAL64
2422stx_attributes ()
2423 PROTOTYPE:
2424 ALIAS:
2425 stx_attributes = STATX_OFFSET_attributes
2426 stx_ino = STATX_OFFSET_ino
2427 stx_size = STATX_OFFSET_size
2428 stx_blocks = STATX_OFFSET_blocks
2429 stx_attributes_mask = STATX_OFFSET_attributes_mask
2430 CODE:
2431#if HAVE_STATX
2432 RETVAL = *(__u64 *)((char *)&stx + ix);
2433#else
2434 XSRETURN_UNDEF;
2435#endif
2436 OUTPUT:
2437 RETVAL
2438
2439NV
2440stx_atime ()
2441 PROTOTYPE:
2442 ALIAS:
2443 stx_atime = STATX_OFFSET_atime
2444 stx_btime = STATX_OFFSET_btime
2445 stx_ctime = STATX_OFFSET_ctime
2446 stx_mtime = STATX_OFFSET_mtime
2447 CODE:
2448#if HAVE_STATX
2449 struct statx_timestamp *ts = (struct statx_timestamp *)((char *)&stx + ix);
2450 RETVAL = ts->tv_sec + ts->tv_nsec * 1e-9;
2451#else
2452 XSRETURN_UNDEF;
2453#endif
2454 OUTPUT:
2455 RETVAL
2456
2457VAL64
2458stx_atimesec ()
2459 PROTOTYPE:
2460 ALIAS:
2461 stx_atimesec = STATX_OFFSET_atime
2462 stx_btimesec = STATX_OFFSET_btime
2463 stx_ctimesec = STATX_OFFSET_ctime
2464 stx_mtimesec = STATX_OFFSET_mtime
2465 CODE:
2466#if HAVE_STATX
2467 struct statx_timestamp *ts = (struct statx_timestamp *)((char *)&stx + ix);
2468 RETVAL = ts->tv_sec;
2469#else
2470 XSRETURN_UNDEF;
2471#endif
2472 OUTPUT:
2473 RETVAL
2474
2475U32
2476stx_atimensec ()
2477 PROTOTYPE:
2478 ALIAS:
2479 stx_atimensec = STATX_OFFSET_atime
2480 stx_btimensec = STATX_OFFSET_btime
2481 stx_ctimensec = STATX_OFFSET_ctime
2482 stx_mtimensec = STATX_OFFSET_mtime
2483 CODE:
2484#if HAVE_STATX
2485 struct statx_timestamp *ts = (struct statx_timestamp *)((char *)&stx + ix);
2486 RETVAL = ts->tv_nsec;
2487#else
2488 RETVAL = 0;
2489#endif
2490 OUTPUT:
2257 RETVAL 2491 RETVAL
2258 2492
2259int 2493int
2260splice (aio_rfd rfh, SV *off_in, aio_wfd wfh, SV *off_out, size_t length, unsigned int flags) 2494splice (aio_rfd rfh, SV *off_in, aio_wfd wfh, SV *off_out, size_t length, unsigned int flags)
2261 CODE: 2495 CODE:
… …
2395 PUSHs (newSVnv (ts_get (&ots.it_value))); 2629 PUSHs (newSVnv (ts_get (&ots.it_value)));
2396 } 2630 }
2397#else 2631#else
2398 errno = ENOSYS; 2632 errno = ENOSYS;
2399#endif 2633#endif
2634}
2635
2636void
2637memfd_create (SV8 *pathname, int flags = 0)
2638 PPCODE:
2639{
2640 int fd;
2641#if HAVE_MEMFD_CREATE
2642 fd = memfd_create (SvPVbyte_nolen (pathname), flags);
2643#else
2644 fd = (errno = ENOSYS, -1);
2645#endif
2646
2647 XPUSHs (newmortalFH (fd, O_RDWR));
2400} 2648}
2401 2649
2402UV 2650UV
2403get_fdlimit () 2651get_fdlimit ()
2404 CODE: 2652 CODE:

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