ViewVC Help
View File | Revision Log | Show Annotations | Download File
/cvs/IO-AIO/AIO.xs
(Generate patch)

Comparing IO-AIO/AIO.xs (file contents):
Revision 1.211 by root, Sat Apr 7 00:50:33 2012 UTC vs.
Revision 1.215 by root, Sun Jun 17 17:07:25 2012 UTC

… …
22#endif 22#endif
23 23
24#if __linux__ 24#if __linux__
25# include <linux/fs.h> 25# include <linux/fs.h>
26# ifdef FS_IOC_FIEMAP 26# ifdef FS_IOC_FIEMAP
27# include <linux/types.h>
27# include <linux/fiemap.h> 28# include <linux/fiemap.h>
28# define HAVE_FIEMAP 1 29# define HAVE_FIEMAP 1
29# endif 30# endif
30#endif 31#endif
31 32
… …
697} 698}
698 699
699/*****************************************************************************/ 700/*****************************************************************************/
700 701
701#if !_POSIX_MAPPED_FILES 702#if !_POSIX_MAPPED_FILES
702# define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, -1) 703# define mmap(addr,length,prot,flags,fd,offs) EIO_ENOSYS ()
703# define munmap(addr,length) (errno = ENOSYS, -1) 704# define munmap(addr,length) EIO_ENOSYS ()
704#endif 705#endif
705 706
706#if !_POSIX_MEMORY_PROTECTION 707#if !_POSIX_MEMORY_PROTECTION
707# define mprotect(addr,len,prot) (errno = ENOSYS, -1) 708# define mprotect(addr,len,prot) EIO_ENOSYS ()
708# define PROT_NONE 0 709# define PROT_NONE 0
709# define PROT_WRITE 0 710# define PROT_WRITE 0
710# define MAP_PRIVATE 0 711# define MAP_PRIVATE 0
711# define MAP_SHARED 0 712# define MAP_SHARED 0
712# define MAP_FIXED 0 713# define MAP_FIXED 0
… …
955 const_iv (FIEMAP_EXTENT_DATA_TAIL) 956 const_iv (FIEMAP_EXTENT_DATA_TAIL)
956 const_iv (FIEMAP_EXTENT_UNWRITTEN) 957 const_iv (FIEMAP_EXTENT_UNWRITTEN)
957 const_iv (FIEMAP_EXTENT_MERGED) 958 const_iv (FIEMAP_EXTENT_MERGED)
958 const_iv (FIEMAP_EXTENT_SHARED) 959 const_iv (FIEMAP_EXTENT_SHARED)
959 960
961 const_iv (SPLICE_F_MOVE)
962 const_iv (SPLICE_F_NONBLOCK)
963 const_iv (SPLICE_F_MORE)
964 const_iv (SPLICE_F_GIFT)
965
966 const_iv (SEEK_DATA)
967 const_iv (SEEK_HOLE)
968
969 /* libeio constants */
960 const_eio (SEEK_SET) 970 const_eio (SEEK_SET)
961 const_eio (SEEK_CUR) 971 const_eio (SEEK_CUR)
962 const_eio (SEEK_END) 972 const_eio (SEEK_END)
963 973
964 const_eio (MCL_FUTURE) 974 const_eio (MCL_FUTURE)
… …
1205 } 1215 }
1206 else 1216 else
1207 { 1217 {
1208 /* read: check type and grow scalar as necessary */ 1218 /* read: check type and grow scalar as necessary */
1209 SvUPGRADE (data, SVt_PV); 1219 SvUPGRADE (data, SVt_PV);
1220 if (SvLEN (data) >= SvCUR (data))
1210 svptr = SvGROW (data, len + dataoffset + 1); 1221 svptr = SvGROW (data, len + dataoffset + 1);
1222 else if (SvCUR (data) < len + dataoffset)
1223 croak ("length + dataoffset outside of scalar, and cannot grow");
1211 } 1224 }
1212 1225
1213 { 1226 {
1214 dREQ; 1227 dREQ;
1215 1228
… …
1676 RETVAL = eio_sendfile_sync (ofh, ifh, offset, count); 1689 RETVAL = eio_sendfile_sync (ofh, ifh, offset, count);
1677 OUTPUT: 1690 OUTPUT:
1678 RETVAL 1691 RETVAL
1679 1692
1680void 1693void
1681mmap (SV *scalar, size_t length, int prot, int flags, SV *fh, off_t offset = 0) 1694mmap (SV *scalar, size_t length, int prot, int flags, SV *fh = &PL_sv_undef, off_t offset = 0)
1682 PPCODE: 1695 PPCODE:
1683 sv_unmagic (scalar, MMAP_MAGIC); 1696 sv_unmagic (scalar, MMAP_MAGIC);
1684{ 1697{
1685 int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1; 1698 int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1;
1686 void *addr = (void *)mmap (0, length, prot, flags, fd, offset); 1699 void *addr = (void *)mmap (0, length, prot, flags, fd, offset);
… …
1719 ALIAS: 1732 ALIAS:
1720 mprotect = 1 1733 mprotect = 1
1721 CODE: 1734 CODE:
1722{ 1735{
1723 STRLEN svlen; 1736 STRLEN svlen;
1724 void *addr = SvPVbyte (scalar, svlen); 1737 void *addr = SvPVbyte (scalar, svlen);
1725 size_t len = SvUV (length); 1738 size_t len = SvUV (length);
1726 1739
1727 if (offset < 0) 1740 if (offset < 0)
1728 offset += svlen; 1741 offset += svlen;
1729 1742
… …
1765 addr = (void *)(((intptr_t)addr) + offset); 1778 addr = (void *)(((intptr_t)addr) + offset);
1766 eio_page_align (&addr, &len); 1779 eio_page_align (&addr, &len);
1767#if _POSIX_MEMLOCK_RANGE 1780#if _POSIX_MEMLOCK_RANGE
1768 RETVAL = munlock (addr, len); 1781 RETVAL = munlock (addr, len);
1769#else 1782#else
1770 RETVAL = ((errno = ENOSYS), -1); 1783 RETVAL = EIO_ENOSYS ();
1771#endif 1784#endif
1772} 1785}
1773 OUTPUT: 1786 OUTPUT:
1774 RETVAL 1787 RETVAL
1775 1788
… …
1777munlockall () 1790munlockall ()
1778 CODE: 1791 CODE:
1779#if _POSIX_MEMLOCK 1792#if _POSIX_MEMLOCK
1780 munlockall (); 1793 munlockall ();
1781#else 1794#else
1782 RETVAL = -1; 1795 RETVAL = EIO_ENOSYS ();
1783 errno = ENOSYS;
1784#endif 1796#endif
1785 OUTPUT: 1797 OUTPUT:
1798 RETVAL
1799
1800int
1801splice (aio_rfd rfh, SV *off_in, aio_wfd wfh, SV *off_out, size_t length, unsigned int flags)
1802 CODE:
1803{
1804#if HAVE_LINUX_SPLICE
1805 loff_t off_in_, off_out_;
1806 RETVAL = splice (
1807 rfh, SvOK (off_in ) ? (off_in_ = SvVAL64 (off_in )), &off_in_ : 0,
1808 wfh, SvOK (off_out) ? (off_out_ = SvVAL64 (off_out)), &off_out_ : 0,
1809 length, flags
1810 );
1811#else
1812 RETVAL = EIO_ENOSYS ();
1813#endif
1814}
1815 OUTPUT:
1816 RETVAL
1817
1818int
1819tee (aio_rfd rfh, aio_wfd wfh, size_t length, unsigned int flags)
1820 CODE:
1821#if HAVE_LINUX_SPLICE
1822 RETVAL = tee (rfh, wfh, length, flags);
1823#else
1824 RETVAL = EIO_ENOSYS ();
1825#endif
1826 OUTPUT:
1786 RETVAL 1827 RETVAL
1787 1828
1788void _on_next_submit (SV *cb) 1829void _on_next_submit (SV *cb)
1789 CODE: 1830 CODE:
1790 SvREFCNT_dec (on_next_submit); 1831 SvREFCNT_dec (on_next_submit);

Diff Legend

– Removed lines
+ Added lines
< Changed lines
> Changed lines