… | |
… | |
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> |
… | |
… | |
103 | #define expect_false(expr) expect ((expr) != 0, 0) |
104 | #define expect_false(expr) expect ((expr) != 0, 0) |
104 | #define expect_true(expr) expect ((expr) != 0, 1) |
105 | #define expect_true(expr) expect ((expr) != 0, 1) |
105 | |
106 | |
106 | /*****************************************************************************/ |
107 | /*****************************************************************************/ |
107 | |
108 | |
|
|
109 | #include "libeio/config.h" |
|
|
110 | |
|
|
111 | #if HAVE_RLIMITS |
|
|
112 | #include <sys/time.h> |
|
|
113 | #include <sys/resource.h> |
|
|
114 | #endif |
|
|
115 | |
108 | typedef SV SV8; /* byte-sv, used for argument-checking */ |
116 | typedef SV SV8; /* byte-sv, used for argument-checking */ |
109 | typedef int aio_rfd; /* read file desriptor */ |
117 | typedef int aio_rfd; /* read file desriptor */ |
110 | typedef int aio_wfd; /* write file descriptor */ |
118 | typedef int aio_wfd; /* write file descriptor */ |
111 | |
119 | |
112 | 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; |
… | |
… | |
118 | STRLEN stroffset; \ |
126 | STRLEN stroffset; \ |
119 | SV *self; |
127 | SV *self; |
120 | |
128 | |
121 | #define EIO_NO_WRAPPERS 1 |
129 | #define EIO_NO_WRAPPERS 1 |
122 | |
130 | |
123 | #include "libeio/config.h" |
|
|
124 | #include "libeio/eio.h" |
131 | #include "libeio/eio.h" |
125 | |
132 | |
126 | static int req_invoke (eio_req *req); |
133 | static int req_invoke (eio_req *req); |
127 | #define EIO_FINISH(req) req_invoke (req) |
134 | #define EIO_FINISH(req) req_invoke (req) |
128 | static void req_destroy (eio_req *grp); |
135 | static void req_destroy (eio_req *grp); |
… | |
… | |
994 | const_iv (MAP_GROWSDOWN) |
1001 | const_iv (MAP_GROWSDOWN) |
995 | const_iv (MAP_32BIT) |
1002 | const_iv (MAP_32BIT) |
996 | const_iv (MAP_HUGETLB) |
1003 | const_iv (MAP_HUGETLB) |
997 | const_iv (MAP_STACK) |
1004 | const_iv (MAP_STACK) |
998 | |
1005 | |
|
|
1006 | const_iv (F_DUPFD_CLOEXEC) |
|
|
1007 | |
|
|
1008 | const_iv (F_OFD_GETLK) |
|
|
1009 | const_iv (F_OFD_SETLK) |
|
|
1010 | const_iv (F_OFD_GETLKW) |
|
|
1011 | |
|
|
1012 | const_iv (FIFREEZE) |
|
|
1013 | const_iv (FITHAW) |
|
|
1014 | const_iv (FITRIM) |
|
|
1015 | const_iv (FICLONE) |
|
|
1016 | const_iv (FICLONERANGE) |
|
|
1017 | const_iv (FIDEDUPERANGE) |
|
|
1018 | |
|
|
1019 | const_iv (FS_IOC_GETFLAGS) |
|
|
1020 | const_iv (FS_IOC_SETFLAGS) |
|
|
1021 | const_iv (FS_IOC_GETVERSION) |
|
|
1022 | const_iv (FS_IOC_SETVERSION) |
|
|
1023 | const_iv (FS_IOC_FIEMAP) |
|
|
1024 | const_iv (FS_IOC_FSGETXATTR) |
|
|
1025 | const_iv (FS_IOC_FSSETXATTR) |
|
|
1026 | const_iv (FS_IOC_SET_ENCRYPTION_POLICY) |
|
|
1027 | const_iv (FS_IOC_GET_ENCRYPTION_PWSALT) |
|
|
1028 | const_iv (FS_IOC_GET_ENCRYPTION_POLICY) |
|
|
1029 | |
|
|
1030 | const_iv (FS_KEY_DESCRIPTOR_SIZE) |
|
|
1031 | |
|
|
1032 | const_iv (FS_SECRM_FL) |
|
|
1033 | const_iv (FS_UNRM_FL) |
|
|
1034 | const_iv (FS_COMPR_FL) |
|
|
1035 | const_iv (FS_SYNC_FL) |
|
|
1036 | const_iv (FS_IMMUTABLE_FL) |
|
|
1037 | const_iv (FS_APPEND_FL) |
|
|
1038 | const_iv (FS_NODUMP_FL) |
|
|
1039 | const_iv (FS_NOATIME_FL) |
|
|
1040 | const_iv (FS_DIRTY_FL) |
|
|
1041 | const_iv (FS_COMPRBLK_FL) |
|
|
1042 | const_iv (FS_NOCOMP_FL) |
|
|
1043 | const_iv (FS_ENCRYPT_FL) |
|
|
1044 | const_iv (FS_BTREE_FL) |
|
|
1045 | const_iv (FS_INDEX_FL) |
|
|
1046 | const_iv (FS_JOURNAL_DATA_FL) |
|
|
1047 | const_iv (FS_NOTAIL_FL) |
|
|
1048 | const_iv (FS_DIRSYNC_FL) |
|
|
1049 | const_iv (FS_TOPDIR_FL) |
|
|
1050 | const_iv (FS_FL_USER_MODIFIABLE) |
|
|
1051 | |
|
|
1052 | const_iv (FS_XFLAG_REALTIME) |
|
|
1053 | const_iv (FS_XFLAG_PREALLOC) |
|
|
1054 | const_iv (FS_XFLAG_IMMUTABLE) |
|
|
1055 | const_iv (FS_XFLAG_APPEND) |
|
|
1056 | const_iv (FS_XFLAG_SYNC) |
|
|
1057 | const_iv (FS_XFLAG_NOATIME) |
|
|
1058 | const_iv (FS_XFLAG_NODUMP) |
|
|
1059 | const_iv (FS_XFLAG_RTINHERIT) |
|
|
1060 | const_iv (FS_XFLAG_PROJINHERIT) |
|
|
1061 | const_iv (FS_XFLAG_NOSYMLINKS) |
|
|
1062 | const_iv (FS_XFLAG_EXTSIZE) |
|
|
1063 | const_iv (FS_XFLAG_EXTSZINHERIT) |
|
|
1064 | const_iv (FS_XFLAG_NODEFRAG) |
|
|
1065 | const_iv (FS_XFLAG_FILESTREAM) |
|
|
1066 | const_iv (FS_XFLAG_DAX) |
|
|
1067 | const_iv (FS_XFLAG_HASATTR) |
|
|
1068 | |
999 | const_iv (FIEMAP_FLAG_SYNC) |
1069 | const_iv (FIEMAP_FLAG_SYNC) |
1000 | const_iv (FIEMAP_FLAG_XATTR) |
1070 | const_iv (FIEMAP_FLAG_XATTR) |
1001 | const_iv (FIEMAP_FLAGS_COMPAT) |
1071 | const_iv (FIEMAP_FLAGS_COMPAT) |
1002 | const_iv (FIEMAP_EXTENT_LAST) |
1072 | const_iv (FIEMAP_EXTENT_LAST) |
1003 | const_iv (FIEMAP_EXTENT_UNKNOWN) |
1073 | const_iv (FIEMAP_EXTENT_UNKNOWN) |
… | |
… | |
1036 | |
1106 | |
1037 | const_eio (FALLOC_FL_KEEP_SIZE) |
1107 | const_eio (FALLOC_FL_KEEP_SIZE) |
1038 | const_eio (FALLOC_FL_PUNCH_HOLE) |
1108 | const_eio (FALLOC_FL_PUNCH_HOLE) |
1039 | const_eio (FALLOC_FL_COLLAPSE_RANGE) |
1109 | const_eio (FALLOC_FL_COLLAPSE_RANGE) |
1040 | const_eio (FALLOC_FL_ZERO_RANGE) |
1110 | const_eio (FALLOC_FL_ZERO_RANGE) |
|
|
1111 | const_eio (FALLOC_FL_INSERT_RANGE) |
|
|
1112 | const_eio (FALLOC_FL_UNSHARE_RANGE) |
|
|
1113 | |
|
|
1114 | const_eio (RENAME_NOREPLACE) |
|
|
1115 | const_eio (RENAME_EXCHANGE) |
|
|
1116 | const_eio (RENAME_WHITEOUT) |
1041 | |
1117 | |
1042 | const_eio (READDIR_DENTS) |
1118 | const_eio (READDIR_DENTS) |
1043 | const_eio (READDIR_DIRS_FIRST) |
1119 | const_eio (READDIR_DIRS_FIRST) |
1044 | const_eio (READDIR_STAT_ORDER) |
1120 | const_eio (READDIR_STAT_ORDER) |
1045 | const_eio (READDIR_FOUND_UNKNOWN) |
1121 | const_eio (READDIR_FOUND_UNKNOWN) |
… | |
… | |
1532 | |
1608 | |
1533 | REQ_SEND; |
1609 | REQ_SEND; |
1534 | } |
1610 | } |
1535 | |
1611 | |
1536 | void |
1612 | void |
|
|
1613 | aio_rename2 (SV8 *oldpath, SV8 *newpath, int flags = 0, SV *callback = &PL_sv_undef) |
|
|
1614 | PPCODE: |
|
|
1615 | { |
|
|
1616 | eio_wd wd2 = 0; |
|
|
1617 | dREQ; |
|
|
1618 | |
|
|
1619 | req->type = EIO_RENAME; |
|
|
1620 | req_set_path1 (req, oldpath); |
|
|
1621 | req_set_path (req, newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2); |
|
|
1622 | req->int2 = flags; |
|
|
1623 | req->int3 = (long)wd2; |
|
|
1624 | |
|
|
1625 | REQ_SEND; |
|
|
1626 | } |
|
|
1627 | |
|
|
1628 | void |
1537 | aio_mknod (SV8 *pathname, int mode, UV dev, SV *callback = &PL_sv_undef) |
1629 | aio_mknod (SV8 *pathname, int mode, UV dev, SV *callback = &PL_sv_undef) |
1538 | PPCODE: |
1630 | PPCODE: |
1539 | { |
1631 | { |
1540 | dREQ; |
1632 | dREQ; |
1541 | |
1633 | |
… | |
… | |
1546 | |
1638 | |
1547 | REQ_SEND; |
1639 | REQ_SEND; |
1548 | } |
1640 | } |
1549 | |
1641 | |
1550 | void |
1642 | void |
1551 | aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = 0, SV *callback = &PL_sv_undef) |
1643 | aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = -1, SV *callback = &PL_sv_undef) |
1552 | ALIAS: |
1644 | ALIAS: |
1553 | aio_mtouch = EIO_MTOUCH |
1645 | aio_mtouch = EIO_MTOUCH |
1554 | aio_msync = EIO_MSYNC |
1646 | aio_msync = EIO_MSYNC |
1555 | PPCODE: |
1647 | PPCODE: |
1556 | { |
1648 | { |
1557 | STRLEN svlen; |
1649 | STRLEN svlen; |
1558 | char *svptr = SvPVbyte (data, svlen); |
1650 | char *svptr = SvPVbyte (data, svlen); |
1559 | UV len = SvUV (length); |
1651 | UV len = SvUV (length); |
|
|
1652 | |
|
|
1653 | if (flags < 0) |
|
|
1654 | flags = ix == EIO_MSYNC ? EIO_MS_SYNC : 0; |
1560 | |
1655 | |
1561 | if (offset < 0) |
1656 | if (offset < 0) |
1562 | offset += svlen; |
1657 | offset += svlen; |
1563 | |
1658 | |
1564 | if (offset < 0 || offset > svlen) |
1659 | if (offset < 0 || offset > svlen) |
… | |
… | |
1958 | { |
2053 | { |
1959 | EXTEND (SP, 2); |
2054 | EXTEND (SP, 2); |
1960 | PUSHs (newmortalFH (fd[0], O_RDONLY)); |
2055 | PUSHs (newmortalFH (fd[0], O_RDONLY)); |
1961 | PUSHs (newmortalFH (fd[1], O_WRONLY)); |
2056 | PUSHs (newmortalFH (fd[1], O_WRONLY)); |
1962 | } |
2057 | } |
|
|
2058 | } |
|
|
2059 | |
|
|
2060 | UV |
|
|
2061 | get_fdlimit () |
|
|
2062 | CODE: |
|
|
2063 | #if HAVE_RLIMITS |
|
|
2064 | struct rlimit rl; |
|
|
2065 | if (0 == getrlimit (RLIMIT_NOFILE, &rl)) |
|
|
2066 | XSRETURN_UV (rl.rlim_cur == RLIM_INFINITY ? (UV)-1 : rl.rlim_cur); |
|
|
2067 | #endif |
|
|
2068 | XSRETURN_UNDEF; |
|
|
2069 | OUTPUT: |
|
|
2070 | RETVAL |
|
|
2071 | |
|
|
2072 | void |
|
|
2073 | min_fdlimit (UV limit = 0x7fffffffU) |
|
|
2074 | CODE: |
|
|
2075 | { |
|
|
2076 | #if HAVE_RLIMITS |
|
|
2077 | struct rlimit rl; |
|
|
2078 | rlim_t orig_rlim_max; |
|
|
2079 | UV bit; |
|
|
2080 | |
|
|
2081 | if (0 != getrlimit (RLIMIT_NOFILE, &rl)) |
|
|
2082 | goto fail; |
|
|
2083 | |
|
|
2084 | if (rl.rlim_cur == RLIM_INFINITY) |
|
|
2085 | XSRETURN_YES; |
|
|
2086 | |
|
|
2087 | orig_rlim_max = rl.rlim_max == RLIM_INFINITY ? ((rlim_t)0)-1 : rl.rlim_max; |
|
|
2088 | |
|
|
2089 | if (rl.rlim_cur < limit) |
|
|
2090 | { |
|
|
2091 | rl.rlim_cur = limit; |
|
|
2092 | |
|
|
2093 | if (rl.rlim_max < rl.rlim_cur && rl.rlim_max != RLIM_INFINITY) |
|
|
2094 | rl.rlim_max = rl.rlim_cur; |
|
|
2095 | } |
|
|
2096 | |
|
|
2097 | if (0 == setrlimit (RLIMIT_NOFILE, &rl)) |
|
|
2098 | XSRETURN_YES; |
|
|
2099 | |
|
|
2100 | if (errno == EPERM) |
|
|
2101 | { |
|
|
2102 | /* setlimit failed with EPERM - maybe we can't raise the hardlimit, or maybe */ |
|
|
2103 | /* our limit overflows a system-wide limit */ |
|
|
2104 | /* try an adaptive algorithm, but do not lower the hardlimit */ |
|
|
2105 | rl.rlim_max = 0; |
|
|
2106 | for (bit = 0x40000000U; bit; bit >>= 1) |
|
|
2107 | { |
|
|
2108 | rl.rlim_max |= bit; |
|
|
2109 | rl.rlim_cur = rl.rlim_max; |
|
|
2110 | |
|
|
2111 | /* nevr decrease the hard limit */ |
|
|
2112 | if (rl.rlim_max < orig_rlim_max) |
|
|
2113 | break; |
|
|
2114 | |
|
|
2115 | if (0 != setrlimit (RLIMIT_NOFILE, &rl)) |
|
|
2116 | rl.rlim_max &= ~bit; /* too high, remove bit again */ |
|
|
2117 | } |
|
|
2118 | |
|
|
2119 | /* now, raise the soft limit to the max permitted */ |
|
|
2120 | if (0 == getrlimit (RLIMIT_NOFILE, &rl)) |
|
|
2121 | { |
|
|
2122 | rl.rlim_cur = rl.rlim_max; |
|
|
2123 | if (0 == setrlimit (RLIMIT_NOFILE, &rl)) |
|
|
2124 | errno = EPERM; |
|
|
2125 | } |
|
|
2126 | } |
|
|
2127 | #endif |
|
|
2128 | fail: |
|
|
2129 | XSRETURN_UNDEF; |
1963 | } |
2130 | } |
1964 | |
2131 | |
1965 | void _on_next_submit (SV *cb) |
2132 | void _on_next_submit (SV *cb) |
1966 | CODE: |
2133 | CODE: |
1967 | SvREFCNT_dec (on_next_submit); |
2134 | SvREFCNT_dec (on_next_submit); |