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Comparing IO-AIO/AIO.xs (file contents):
Revision 1.232 by root, Sat Jun 13 00:06:13 2015 UTC vs.
Revision 1.245 by root, Fri Jun 23 03:23:19 2017 UTC

21# include <sys/mman.h> 21# include <sys/mman.h>
22#endif 22#endif
23 23
24/* the incompetent fool that created musl keeps __linux__, refuses 24/* the incompetent fool that created musl keeps __linux__, refuses
25 * 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
26 * for his broken iplementation. on't complain if this fails for you. 26 * for his broken iplementation. don't complain to me if this fails
27 * for you.
27 */ 28 */
28#if __linux__ && (defined __GLIBC__ || defined __UCLIBC__) 29#if __linux__ && (defined __GLIBC__ || defined __UCLIBC__)
29# include <linux/fs.h> 30# include <linux/fs.h>
30# ifdef FS_IOC_FIEMAP 31# ifdef FS_IOC_FIEMAP
31# include <linux/types.h> 32# include <linux/types.h>
145# define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */ 146# define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */
146# endif 147# endif
147#endif 148#endif
148 149
149/* defines all sorts of constants to 0 unless they are already defined */ 150/* defines all sorts of constants to 0 unless they are already defined */
151/* also provides const_iv_ and const_niv_ macros for them */
150#include "def0.h" 152#include "def0.h"
151 153
152#ifndef makedev 154#ifndef makedev
153# define makedev(maj,min) (((maj) << 8) | (min)) 155# define makedev(maj,min) (((maj) << 8) | (min))
154#endif 156#endif
337 || SvTYPE (SvRV (sv)) != SVt_PVMG 339 || SvTYPE (SvRV (sv)) != SVt_PVMG
338 || SvSTASH (SvRV (sv)) != aio_wd_stash) 340 || SvSTASH (SvRV (sv)) != aio_wd_stash)
339 croak ("IO::AIO: expected a working directory object as returned by aio_wd"); 341 croak ("IO::AIO: expected a working directory object as returned by aio_wd");
340 342
341 return (aio_wd)(long)SvIVX (SvRV (sv)); 343 return (aio_wd)(long)SvIVX (SvRV (sv));
344}
345
346static SV *
347newmortalFH (int fd, int flags)
348{
349 if (fd < 0)
350 return &PL_sv_undef;
351
352 GV *gv = (GV *)sv_newmortal ();
353 char sym[64];
354 int symlen;
355
356 symlen = snprintf (sym, sizeof (sym), "fd#%d", fd);
357 gv_init (gv, aio_stash, sym, symlen, 0);
358
359 symlen = snprintf (
360 sym,
361 sizeof (sym),
362 "%s&=%d",
363 flags == O_RDONLY ? "<" : flags == O_WRONLY ? ">" : "+<",
364 fd
365 );
366
367 return do_open (gv, sym, symlen, 0, 0, 0, 0)
368 ? (SV *)gv : &PL_sv_undef;
342} 369}
343 370
344static void 371static void
345aio_grp_feed (aio_req grp) 372aio_grp_feed (aio_req grp)
346{ 373{
474 XPUSHs (sv_2mortal (newSViv (req->int1 & ~(EIO_READDIR_CUSTOM1 | EIO_READDIR_CUSTOM2)))); 501 XPUSHs (sv_2mortal (newSViv (req->int1 & ~(EIO_READDIR_CUSTOM1 | EIO_READDIR_CUSTOM2))));
475 } 502 }
476 break; 503 break;
477 504
478 case EIO_OPEN: 505 case EIO_OPEN:
479 { 506 PUSHs (newmortalFH (req->result, req->int1 & (O_RDONLY | O_WRONLY | O_RDWR)));
480 /* convert fd to fh */
481 SV *fh = &PL_sv_undef;
482
483 if (req->result >= 0)
484 {
485 GV *gv = (GV *)sv_newmortal ();
486 int flags = req->int1 & (O_RDONLY | O_WRONLY | O_RDWR);
487 char sym [64];
488 int symlen;
489
490 symlen = snprintf (sym, sizeof (sym), "fd#%d", (int)req->result);
491 gv_init (gv, aio_stash, sym, symlen, 0);
492
493 symlen = snprintf (
494 sym,
495 sizeof (sym),
496 "%s&=%d",
497 flags == O_RDONLY ? "<" : flags == O_WRONLY ? ">" : "+<",
498 (int)req->result
499 );
500
501 if (do_open (gv, sym, symlen, 0, 0, 0, 0))
502 fh = (SV *)gv;
503 }
504
505 PUSHs (fh);
506 }
507 break; 507 break;
508 508
509 case EIO_STATVFS: 509 case EIO_STATVFS:
510 case EIO_FSTATVFS: 510 case EIO_FSTATVFS:
511 { 511 {
705{ 705{
706 while (eio_nreqs ()) 706 while (eio_nreqs ())
707 { 707 {
708 int size; 708 int size;
709 709
710 X_LOCK (reslock); 710 X_LOCK (EIO_POOL->reslock);
711 size = res_queue.size; 711 size = EIO_POOL->res_queue.size;
712 X_UNLOCK (reslock); 712 X_UNLOCK (EIO_POOL->reslock);
713 713
714 if (size) 714 if (size)
715 return; 715 return;
716 716
717 etp_maybe_start_thread (); 717 etp_maybe_start_thread (EIO_POOL);
718 718
719 s_epipe_wait (&respipe); 719 s_epipe_wait (&respipe);
720 } 720 }
721} 721}
722 722
753# define munmap(addr,length) EIO_ENOSYS () 753# define munmap(addr,length) EIO_ENOSYS ()
754#endif 754#endif
755 755
756#if !_POSIX_MEMORY_PROTECTION 756#if !_POSIX_MEMORY_PROTECTION
757# define mprotect(addr,len,prot) EIO_ENOSYS () 757# define mprotect(addr,len,prot) EIO_ENOSYS ()
758# define PROT_NONE 0
759# define PROT_WRITE 0
760# define MAP_PRIVATE 0
761# define MAP_SHARED 0
762# define MAP_FIXED 0
763#endif 758#endif
764 759
765#define MMAP_MAGIC PERL_MAGIC_ext 760#define MMAP_MAGIC PERL_MAGIC_ext
766 761
767static int ecb_cold 762static int ecb_cold
907 } *civ, const_iv[] = { 902 } *civ, const_iv[] = {
908# define const_niv(name, value) { # name, (IV) value }, 903# define const_niv(name, value) { # name, (IV) value },
909# define const_iv(name) { # name, (IV) name }, 904# define const_iv(name) { # name, (IV) name },
910# define const_eio(name) { # name, (IV) EIO_ ## name }, 905# define const_eio(name) { # name, (IV) EIO_ ## name },
911 906
912 /* you have to re-run ./gendef0 after adding/Removing any constants here */ 907 /* you have to re-run ./gendef0 after adding/removing any constants here */
913 908 /* the first block can be undef if missing */
914 const_iv (ENOSYS) 909 const_iv (ENOSYS)
915 const_iv (EXDEV) 910 const_iv (EXDEV)
916 const_iv (EBADR) 911 const_iv (EBADR)
917 912
913 /* for lseek */
914 const_iv (SEEK_DATA)
915 const_iv (SEEK_HOLE)
916
917 const_niv (FADV_NORMAL , POSIX_FADV_NORMAL)
918 const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL)
919 const_niv (FADV_RANDOM , POSIX_FADV_RANDOM)
920 const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE)
921 const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED)
922 const_niv (FADV_DONTNEED , POSIX_FADV_DONTNEED)
923
924 const_niv (MADV_NORMAL , POSIX_MADV_NORMAL)
925 const_niv (MADV_SEQUENTIAL, POSIX_MADV_SEQUENTIAL)
926 const_niv (MADV_RANDOM , POSIX_MADV_RANDOM)
927 const_niv (MADV_WILLNEED , POSIX_MADV_WILLNEED)
928 const_niv (MADV_DONTNEED , POSIX_MADV_DONTNEED)
929 const_niv (MADV_FREE , POSIX_MADV_FREE)
930
931 /* the second block will be 0 when missing */
918 const_iv (O_RDONLY) 932 const_iv (O_RDONLY)
919 const_iv (O_WRONLY) 933 const_iv (O_WRONLY)
920 const_iv (O_RDWR) 934 const_iv (O_RDWR)
921 const_iv (O_CREAT) 935 const_iv (O_CREAT)
922 const_iv (O_TRUNC) 936 const_iv (O_TRUNC)
935 const_iv (O_SEARCH) 949 const_iv (O_SEARCH)
936 const_iv (O_DIRECTORY) 950 const_iv (O_DIRECTORY)
937 const_iv (O_DSYNC) 951 const_iv (O_DSYNC)
938 const_iv (O_RSYNC) 952 const_iv (O_RSYNC)
939 const_iv (O_SYNC) 953 const_iv (O_SYNC)
954 const_iv (O_PATH)
955 const_iv (O_TMPFILE)
940 const_iv (O_TTY_INIT) 956 const_iv (O_TTY_INIT)
941 957
942 const_iv (S_IFIFO) 958 const_iv (S_IFIFO)
943 const_iv (S_IFCHR) 959 const_iv (S_IFCHR)
944 const_iv (S_IFBLK) 960 const_iv (S_IFBLK)
946 const_iv (S_IFREG) 962 const_iv (S_IFREG)
947 const_iv (S_IFDIR) 963 const_iv (S_IFDIR)
948 const_iv (S_IFWHT) 964 const_iv (S_IFWHT)
949 const_iv (S_IFSOCK) 965 const_iv (S_IFSOCK)
950 const_iv (S_IFMT) 966 const_iv (S_IFMT)
951
952 const_niv (FADV_NORMAL , POSIX_FADV_NORMAL)
953 const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL)
954 const_niv (FADV_RANDOM , POSIX_FADV_RANDOM)
955 const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE)
956 const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED)
957 const_niv (FADV_DONTNEED , POSIX_FADV_DONTNEED)
958
959 const_niv (MADV_NORMAL , POSIX_MADV_NORMAL)
960 const_niv (MADV_SEQUENTIAL, POSIX_MADV_SEQUENTIAL)
961 const_niv (MADV_RANDOM , POSIX_MADV_RANDOM)
962 const_niv (MADV_WILLNEED , POSIX_MADV_WILLNEED)
963 const_niv (MADV_DONTNEED , POSIX_MADV_DONTNEED)
964 967
965 const_iv (ST_RDONLY) 968 const_iv (ST_RDONLY)
966 const_iv (ST_NOSUID) 969 const_iv (ST_NOSUID)
967 const_iv (ST_NODEV) 970 const_iv (ST_NODEV)
968 const_iv (ST_NOEXEC) 971 const_iv (ST_NOEXEC)
978 const_iv (PROT_NONE) 981 const_iv (PROT_NONE)
979 const_iv (PROT_EXEC) 982 const_iv (PROT_EXEC)
980 const_iv (PROT_READ) 983 const_iv (PROT_READ)
981 const_iv (PROT_WRITE) 984 const_iv (PROT_WRITE)
982 985
983 /*const_iv (MAP_FIXED)*/
984 const_iv (MAP_PRIVATE) 986 const_iv (MAP_PRIVATE)
985 const_iv (MAP_SHARED) 987 const_iv (MAP_SHARED)
988 const_iv (MAP_FIXED)
986 const_iv (MAP_ANONYMOUS) 989 const_iv (MAP_ANONYMOUS)
987 990
988 /* linuxish */ 991 /* linuxish */
989 const_iv (MAP_HUGETLB)
990 const_iv (MAP_LOCKED) 992 const_iv (MAP_LOCKED)
991 const_iv (MAP_NORESERVE) 993 const_iv (MAP_NORESERVE)
992 const_iv (MAP_POPULATE) 994 const_iv (MAP_POPULATE)
993 const_iv (MAP_NONBLOCK) 995 const_iv (MAP_NONBLOCK)
996 const_iv (MAP_GROWSDOWN)
997 const_iv (MAP_32BIT)
998 const_iv (MAP_HUGETLB)
999 const_iv (MAP_STACK)
1000
1001 const_iv (FIFREEZE)
1002 const_iv (FITHAW)
1003 const_iv (FITRIM)
1004 const_iv (FICLONE)
1005 const_iv (FICLONERANGE)
1006 const_iv (FIDEDUPERANGE)
1007
1008 const_iv (FS_IOC_GETFLAGS)
1009 const_iv (FS_IOC_SETFLAGS)
1010 const_iv (FS_IOC_GETVERSION)
1011 const_iv (FS_IOC_SETVERSION)
1012 const_iv (FS_IOC_FIEMAP)
1013 const_iv (FS_IOC_FSGETXATTR)
1014 const_iv (FS_IOC_FSSETXATTR)
1015 const_iv (FS_IOC_SET_ENCRYPTION_POLICY)
1016 const_iv (FS_IOC_GET_ENCRYPTION_PWSALT)
1017 const_iv (FS_IOC_GET_ENCRYPTION_POLICY)
1018
1019 const_iv (FS_KEY_DESCRIPTOR_SIZE)
1020
1021 const_iv (FS_SECRM_FL)
1022 const_iv (FS_UNRM_FL)
1023 const_iv (FS_COMPR_FL)
1024 const_iv (FS_SYNC_FL)
1025 const_iv (FS_IMMUTABLE_FL)
1026 const_iv (FS_APPEND_FL)
1027 const_iv (FS_NODUMP_FL)
1028 const_iv (FS_NOATIME_FL)
1029 const_iv (FS_DIRTY_FL)
1030 const_iv (FS_COMPRBLK_FL)
1031 const_iv (FS_NOCOMP_FL)
1032 const_iv (FS_ENCRYPT_FL)
1033 const_iv (FS_BTREE_FL)
1034 const_iv (FS_INDEX_FL)
1035 const_iv (FS_JOURNAL_DATA_FL)
1036 const_iv (FS_NOTAIL_FL)
1037 const_iv (FS_DIRSYNC_FL)
1038 const_iv (FS_TOPDIR_FL)
1039 const_iv (FS_FL_USER_MODIFIABLE)
1040
1041 const_iv (FS_XFLAG_REALTIME)
1042 const_iv (FS_XFLAG_PREALLOC)
1043 const_iv (FS_XFLAG_IMMUTABLE)
1044 const_iv (FS_XFLAG_APPEND)
1045 const_iv (FS_XFLAG_SYNC)
1046 const_iv (FS_XFLAG_NOATIME)
1047 const_iv (FS_XFLAG_NODUMP)
1048 const_iv (FS_XFLAG_RTINHERIT)
1049 const_iv (FS_XFLAG_PROJINHERIT)
1050 const_iv (FS_XFLAG_NOSYMLINKS)
1051 const_iv (FS_XFLAG_EXTSIZE)
1052 const_iv (FS_XFLAG_EXTSZINHERIT)
1053 const_iv (FS_XFLAG_NODEFRAG)
1054 const_iv (FS_XFLAG_FILESTREAM)
1055 const_iv (FS_XFLAG_DAX)
1056 const_iv (FS_XFLAG_HASATTR)
994 1057
995 const_iv (FIEMAP_FLAG_SYNC) 1058 const_iv (FIEMAP_FLAG_SYNC)
996 const_iv (FIEMAP_FLAG_XATTR) 1059 const_iv (FIEMAP_FLAG_XATTR)
997 const_iv (FIEMAP_FLAGS_COMPAT) 1060 const_iv (FIEMAP_FLAGS_COMPAT)
998 const_iv (FIEMAP_EXTENT_LAST) 1061 const_iv (FIEMAP_EXTENT_LAST)
1010 const_iv (SPLICE_F_MOVE) 1073 const_iv (SPLICE_F_MOVE)
1011 const_iv (SPLICE_F_NONBLOCK) 1074 const_iv (SPLICE_F_NONBLOCK)
1012 const_iv (SPLICE_F_MORE) 1075 const_iv (SPLICE_F_MORE)
1013 const_iv (SPLICE_F_GIFT) 1076 const_iv (SPLICE_F_GIFT)
1014 1077
1015 const_iv (SEEK_DATA) 1078 /* these are libeio constants, and are independent of gendef0 */
1016 const_iv (SEEK_HOLE)
1017
1018 /* libeio constants */
1019 const_eio (SEEK_SET) 1079 const_eio (SEEK_SET)
1020 const_eio (SEEK_CUR) 1080 const_eio (SEEK_CUR)
1021 const_eio (SEEK_END) 1081 const_eio (SEEK_END)
1022 1082
1023 const_eio (MCL_FUTURE) 1083 const_eio (MCL_FUTURE)
1035 1095
1036 const_eio (FALLOC_FL_KEEP_SIZE) 1096 const_eio (FALLOC_FL_KEEP_SIZE)
1037 const_eio (FALLOC_FL_PUNCH_HOLE) 1097 const_eio (FALLOC_FL_PUNCH_HOLE)
1038 const_eio (FALLOC_FL_COLLAPSE_RANGE) 1098 const_eio (FALLOC_FL_COLLAPSE_RANGE)
1039 const_eio (FALLOC_FL_ZERO_RANGE) 1099 const_eio (FALLOC_FL_ZERO_RANGE)
1100
1101 const_eio (RENAME_NOREPLACE)
1102 const_eio (RENAME_EXCHANGE)
1103 const_eio (RENAME_WHITEOUT)
1040 1104
1041 const_eio (READDIR_DENTS) 1105 const_eio (READDIR_DENTS)
1042 const_eio (READDIR_DIRS_FIRST) 1106 const_eio (READDIR_DIRS_FIRST)
1043 const_eio (READDIR_STAT_ORDER) 1107 const_eio (READDIR_STAT_ORDER)
1044 const_eio (READDIR_FOUND_UNKNOWN) 1108 const_eio (READDIR_FOUND_UNKNOWN)
1295 REQ_SEND; 1359 REQ_SEND;
1296 } 1360 }
1297} 1361}
1298 1362
1299void 1363void
1364aio_ioctl (SV *fh, unsigned long request, SV8 *arg, SV *callback = &PL_sv_undef)
1365 ALIAS:
1366 aio_ioctl = EIO_IOCTL
1367 aio_fcntl = EIO_FCNTL
1368 PPCODE:
1369{
1370 int fd = s_fileno_croak (fh, 0);
1371 char *svptr;
1372
1373 if (SvPOK (arg) || !SvNIOK (arg))
1374 {
1375 STRLEN svlen;
1376 /* perl uses IOCPARM_LEN for fcntl, so we do, too */
1377#ifdef IOCPARM_LEN
1378 STRLEN need = IOCPARM_LEN (request);
1379#else
1380 STRLEN need = 256;
1381#endif
1382
1383 if (svlen < need)
1384 svptr = SvGROW (arg, need);
1385 }
1386 else
1387 svptr = (char *)SvIV (arg);
1388
1389 {
1390 dREQ;
1391
1392 req->type = ix;
1393 req->sv1 = newSVsv (fh);
1394 req->int1 = fd;
1395 req->int2 = (long)request;
1396 req->sv2 = SvREFCNT_inc (arg);
1397 req->ptr2 = svptr;
1398
1399 REQ_SEND;
1400 }
1401}
1402
1403void
1300aio_readlink (SV8 *pathname, SV *callback = &PL_sv_undef) 1404aio_readlink (SV8 *pathname, SV *callback = &PL_sv_undef)
1301 ALIAS: 1405 ALIAS:
1302 aio_readlink = EIO_READLINK 1406 aio_readlink = EIO_READLINK
1303 aio_realpath = EIO_REALPATH 1407 aio_realpath = EIO_REALPATH
1304 PPCODE: 1408 PPCODE:
1364UV 1468UV
1365major (UV dev) 1469major (UV dev)
1366 ALIAS: 1470 ALIAS:
1367 minor = 1 1471 minor = 1
1368 CODE: 1472 CODE:
1369 RETVAL = ix ? major (dev) : minor (dev); 1473 RETVAL = ix ? minor (dev) : major (dev);
1370 OUTPUT: 1474 OUTPUT:
1371 RETVAL 1475 RETVAL
1372 1476
1373UV 1477UV
1374makedev (UV maj, UV min) 1478makedev (UV maj, UV min)
1491 1595
1492 REQ_SEND; 1596 REQ_SEND;
1493} 1597}
1494 1598
1495void 1599void
1600aio_rename2 (SV8 *oldpath, SV8 *newpath, int flags = 0, SV *callback = &PL_sv_undef)
1601 PPCODE:
1602{
1603 eio_wd wd2 = 0;
1604 dREQ;
1605
1606 req->type = EIO_RENAME;
1607 req_set_path1 (req, oldpath);
1608 req_set_path (req, newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2);
1609 req->int2 = flags;
1610 req->int3 = (long)wd2;
1611
1612 REQ_SEND;
1613}
1614
1615void
1496aio_mknod (SV8 *pathname, int mode, UV dev, SV *callback = &PL_sv_undef) 1616aio_mknod (SV8 *pathname, int mode, UV dev, SV *callback = &PL_sv_undef)
1497 PPCODE: 1617 PPCODE:
1498{ 1618{
1499 dREQ; 1619 dREQ;
1500 1620
1505 1625
1506 REQ_SEND; 1626 REQ_SEND;
1507} 1627}
1508 1628
1509void 1629void
1510aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = 0, SV *callback = &PL_sv_undef) 1630aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = -1, SV *callback = &PL_sv_undef)
1511 ALIAS: 1631 ALIAS:
1512 aio_mtouch = EIO_MTOUCH 1632 aio_mtouch = EIO_MTOUCH
1513 aio_msync = EIO_MSYNC 1633 aio_msync = EIO_MSYNC
1514 PPCODE: 1634 PPCODE:
1515{ 1635{
1516 STRLEN svlen; 1636 STRLEN svlen;
1517 char *svptr = SvPVbyte (data, svlen); 1637 char *svptr = SvPVbyte (data, svlen);
1518 UV len = SvUV (length); 1638 UV len = SvUV (length);
1639
1640 if (flags < 0)
1641 flags = ix == EIO_MSYNC ? EIO_MS_SYNC : 0;
1519 1642
1520 if (offset < 0) 1643 if (offset < 0)
1521 offset += svlen; 1644 offset += svlen;
1522 1645
1523 if (offset < 0 || offset > svlen) 1646 if (offset < 0 || offset > svlen)
1893 errno = ENOSYS; 2016 errno = ENOSYS;
1894 RETVAL = -1; 2017 RETVAL = -1;
1895#endif 2018#endif
1896 OUTPUT: 2019 OUTPUT:
1897 RETVAL 2020 RETVAL
2021
2022void
2023pipe2 (int flags = 0)
2024 PROTOTYPE: ;$
2025 PPCODE:
2026{
2027 int fd[2];
2028 int res;
2029
2030 if (flags)
2031#if HAVE_PIPE2
2032 res = pipe2 (fd, flags);
2033#else
2034 res = (errno = ENOSYS, -1);
2035#endif
2036 else
2037 res = pipe (fd);
2038
2039 if (!res)
2040 {
2041 EXTEND (SP, 2);
2042 PUSHs (newmortalFH (fd[0], O_RDONLY));
2043 PUSHs (newmortalFH (fd[1], O_WRONLY));
2044 }
2045}
1898 2046
1899void _on_next_submit (SV *cb) 2047void _on_next_submit (SV *cb)
1900 CODE: 2048 CODE:
1901 SvREFCNT_dec (on_next_submit); 2049 SvREFCNT_dec (on_next_submit);
1902 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; 2050 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;

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