11 |
#define DEBUGf(a...) |
#define DEBUGf(a...) |
12 |
#endif |
#endif |
13 |
|
|
14 |
SV *_PLfuse_callbacks[18]; |
#define N_CALLBACKS 25 |
15 |
|
SV *_PLfuse_callbacks[N_CALLBACKS]; |
16 |
|
|
17 |
int _PLfuse_getattr(const char *file, struct stat *result) { |
int _PLfuse_getattr(const char *file, struct stat *result) { |
18 |
dSP; |
dSP; |
511 |
return rv; |
return rv; |
512 |
} |
} |
513 |
|
|
514 |
|
int _PLfuse_flush (const char *file) { |
515 |
|
int rv; |
516 |
|
char *rvstr; |
517 |
|
dSP; |
518 |
|
DEBUGf("flush begin: %i\n",sp-PL_stack_base); |
519 |
|
ENTER; |
520 |
|
SAVETMPS; |
521 |
|
PUSHMARK(SP); |
522 |
|
XPUSHs(sv_2mortal(newSVpv(file,0))); |
523 |
|
PUTBACK; |
524 |
|
rv = call_sv(_PLfuse_callbacks[18],G_SCALAR); |
525 |
|
SPAGAIN; |
526 |
|
if(rv) |
527 |
|
rv = POPi; |
528 |
|
else |
529 |
|
rv = 0; |
530 |
|
FREETMPS; |
531 |
|
LEAVE; |
532 |
|
PUTBACK; |
533 |
|
DEBUGf("flush end: %i\n",sp-PL_stack_base); |
534 |
|
return rv; |
535 |
|
} |
536 |
|
|
537 |
|
int _PLfuse_release (const char *file, int flags) { |
538 |
|
int rv; |
539 |
|
char *rvstr; |
540 |
|
dSP; |
541 |
|
DEBUGf("release begin: %i\n",sp-PL_stack_base); |
542 |
|
ENTER; |
543 |
|
SAVETMPS; |
544 |
|
PUSHMARK(SP); |
545 |
|
XPUSHs(sv_2mortal(newSVpv(file,0))); |
546 |
|
XPUSHs(sv_2mortal(newSViv(flags))); |
547 |
|
PUTBACK; |
548 |
|
rv = call_sv(_PLfuse_callbacks[19],G_SCALAR); |
549 |
|
SPAGAIN; |
550 |
|
if(rv) |
551 |
|
rv = POPi; |
552 |
|
else |
553 |
|
rv = 0; |
554 |
|
FREETMPS; |
555 |
|
LEAVE; |
556 |
|
PUTBACK; |
557 |
|
DEBUGf("release end: %i\n",sp-PL_stack_base); |
558 |
|
return rv; |
559 |
|
} |
560 |
|
|
561 |
|
int _PLfuse_fsync (const char *file, int flags) { |
562 |
|
int rv; |
563 |
|
char *rvstr; |
564 |
|
dSP; |
565 |
|
DEBUGf("fsync begin: %i\n",sp-PL_stack_base); |
566 |
|
ENTER; |
567 |
|
SAVETMPS; |
568 |
|
PUSHMARK(SP); |
569 |
|
XPUSHs(sv_2mortal(newSVpv(file,0))); |
570 |
|
XPUSHs(sv_2mortal(newSViv(flags))); |
571 |
|
PUTBACK; |
572 |
|
rv = call_sv(_PLfuse_callbacks[20],G_SCALAR); |
573 |
|
SPAGAIN; |
574 |
|
if(rv) |
575 |
|
rv = POPi; |
576 |
|
else |
577 |
|
rv = 0; |
578 |
|
FREETMPS; |
579 |
|
LEAVE; |
580 |
|
PUTBACK; |
581 |
|
DEBUGf("fsync end: %i\n",sp-PL_stack_base); |
582 |
|
return rv; |
583 |
|
} |
584 |
|
|
585 |
|
int _PLfuse_setxattr (const char *file, const char *name, const char *buf, size_t buflen, int flags) { |
586 |
|
int rv; |
587 |
|
char *rvstr; |
588 |
|
dSP; |
589 |
|
DEBUGf("setxattr begin: %i\n",sp-PL_stack_base); |
590 |
|
ENTER; |
591 |
|
SAVETMPS; |
592 |
|
PUSHMARK(SP); |
593 |
|
XPUSHs(sv_2mortal(newSVpv(file,0))); |
594 |
|
XPUSHs(sv_2mortal(newSVpv(name,0))); |
595 |
|
XPUSHs(sv_2mortal(newSVpvn(buf,buflen))); |
596 |
|
XPUSHs(sv_2mortal(newSViv(flags))); |
597 |
|
PUTBACK; |
598 |
|
rv = call_sv(_PLfuse_callbacks[21],G_SCALAR); |
599 |
|
SPAGAIN; |
600 |
|
if(rv) |
601 |
|
rv = POPi; |
602 |
|
else |
603 |
|
rv = 0; |
604 |
|
FREETMPS; |
605 |
|
LEAVE; |
606 |
|
PUTBACK; |
607 |
|
DEBUGf("setxattr end: %i\n",sp-PL_stack_base); |
608 |
|
return rv; |
609 |
|
} |
610 |
|
|
611 |
|
int _PLfuse_getxattr (const char *file, const char *name, char *buf, size_t buflen) { |
612 |
|
int rv; |
613 |
|
char *rvstr; |
614 |
|
dSP; |
615 |
|
DEBUGf("getxattr begin: %i\n",sp-PL_stack_base); |
616 |
|
ENTER; |
617 |
|
SAVETMPS; |
618 |
|
PUSHMARK(SP); |
619 |
|
XPUSHs(sv_2mortal(newSVpv(file,0))); |
620 |
|
XPUSHs(sv_2mortal(newSVpv(name,0))); |
621 |
|
PUTBACK; |
622 |
|
rv = call_sv(_PLfuse_callbacks[22],G_SCALAR); |
623 |
|
SPAGAIN; |
624 |
|
if(!rv) |
625 |
|
rv = -ENOENT; |
626 |
|
else { |
627 |
|
SV *mysv = POPs; |
628 |
|
|
629 |
|
rv = 0; |
630 |
|
if(SvTYPE(mysv) == SVt_NV || SvTYPE(mysv) == SVt_IV) |
631 |
|
rv = SvIV(mysv); |
632 |
|
else { |
633 |
|
if(SvPOK(mysv)) { |
634 |
|
rv = SvCUR(mysv); |
635 |
|
} else { |
636 |
|
rv = 0; |
637 |
|
} |
638 |
|
if ((rv > 0) && (buflen > 0)) |
639 |
|
{ |
640 |
|
if(rv > buflen) |
641 |
|
rv = -ERANGE; |
642 |
|
else |
643 |
|
memcpy(buf,SvPV_nolen(mysv),rv); |
644 |
|
} |
645 |
|
} |
646 |
|
} |
647 |
|
FREETMPS; |
648 |
|
LEAVE; |
649 |
|
PUTBACK; |
650 |
|
DEBUGf("getxattr end: %i\n",sp-PL_stack_base); |
651 |
|
return rv; |
652 |
|
} |
653 |
|
|
654 |
|
int _PLfuse_listxattr (const char *file, char *list, size_t size) { |
655 |
|
int prv, rv; |
656 |
|
char *rvstr; |
657 |
|
dSP; |
658 |
|
DEBUGf("listxattr begin: %i\n",sp-PL_stack_base); |
659 |
|
ENTER; |
660 |
|
SAVETMPS; |
661 |
|
PUSHMARK(SP); |
662 |
|
XPUSHs(sv_2mortal(newSVpv(file,0))); |
663 |
|
PUTBACK; |
664 |
|
prv = call_sv(_PLfuse_callbacks[23],G_ARRAY); |
665 |
|
SPAGAIN; |
666 |
|
if(!prv) |
667 |
|
rv = -ENOENT; |
668 |
|
else { |
669 |
|
|
670 |
|
char *p = list; |
671 |
|
int spc = size; |
672 |
|
int total_len = 0; |
673 |
|
int i; |
674 |
|
|
675 |
|
rv = POPi; |
676 |
|
prv--; |
677 |
|
|
678 |
|
/* Always nul terminate */ |
679 |
|
if (list && (size > 0)) |
680 |
|
list[0] = '\0'; |
681 |
|
|
682 |
|
while (prv > 0) |
683 |
|
{ |
684 |
|
SV *mysv = POPs; |
685 |
|
prv--; |
686 |
|
|
687 |
|
if (SvPOK(mysv)) { |
688 |
|
/* Copy nul too */ |
689 |
|
int s = SvCUR(mysv) + 1; |
690 |
|
total_len += s; |
691 |
|
|
692 |
|
if (p && (size > 0) && (spc >= s)) |
693 |
|
{ |
694 |
|
memcpy(p,SvPV_nolen(mysv),s); |
695 |
|
p += s; |
696 |
|
spc -= s; |
697 |
|
} |
698 |
|
} |
699 |
|
} |
700 |
|
|
701 |
|
/* |
702 |
|
* If the Perl returned an error, return that. |
703 |
|
* Otherwise check that the buffer was big enough. |
704 |
|
*/ |
705 |
|
if (rv == 0) |
706 |
|
{ |
707 |
|
rv = total_len; |
708 |
|
if ((size > 0) && (size < total_len)) |
709 |
|
rv = -ERANGE; |
710 |
|
} |
711 |
|
} |
712 |
|
FREETMPS; |
713 |
|
LEAVE; |
714 |
|
PUTBACK; |
715 |
|
DEBUGf("listxattr end: %i\n",sp-PL_stack_base); |
716 |
|
return rv; |
717 |
|
} |
718 |
|
|
719 |
|
int _PLfuse_removexattr (const char *file, const char *name) { |
720 |
|
int rv; |
721 |
|
char *rvstr; |
722 |
|
dSP; |
723 |
|
DEBUGf("removexattr begin: %i\n",sp-PL_stack_base); |
724 |
|
ENTER; |
725 |
|
SAVETMPS; |
726 |
|
PUSHMARK(SP); |
727 |
|
XPUSHs(sv_2mortal(newSVpv(file,0))); |
728 |
|
XPUSHs(sv_2mortal(newSVpv(name,0))); |
729 |
|
PUTBACK; |
730 |
|
rv = call_sv(_PLfuse_callbacks[24],G_SCALAR); |
731 |
|
SPAGAIN; |
732 |
|
if(rv) |
733 |
|
rv = POPi; |
734 |
|
else |
735 |
|
rv = 0; |
736 |
|
FREETMPS; |
737 |
|
LEAVE; |
738 |
|
PUTBACK; |
739 |
|
DEBUGf("removexattr end: %i\n",sp-PL_stack_base); |
740 |
|
return rv; |
741 |
|
} |
742 |
|
|
743 |
struct fuse_operations _available_ops = { |
struct fuse_operations _available_ops = { |
744 |
getattr: _PLfuse_getattr, |
getattr: _PLfuse_getattr, |
745 |
_PLfuse_readlink, |
readlink: _PLfuse_readlink, |
746 |
_PLfuse_getdir, |
getdir: _PLfuse_getdir, |
747 |
_PLfuse_mknod, |
mknod: _PLfuse_mknod, |
748 |
_PLfuse_mkdir, |
mkdir: _PLfuse_mkdir, |
749 |
_PLfuse_unlink, |
unlink: _PLfuse_unlink, |
750 |
_PLfuse_rmdir, |
rmdir: _PLfuse_rmdir, |
751 |
_PLfuse_symlink, |
symlink: _PLfuse_symlink, |
752 |
_PLfuse_rename, |
rename: _PLfuse_rename, |
753 |
_PLfuse_link, |
link: _PLfuse_link, |
754 |
_PLfuse_chmod, |
chmod: _PLfuse_chmod, |
755 |
_PLfuse_chown, |
chown: _PLfuse_chown, |
756 |
_PLfuse_truncate, |
truncate: _PLfuse_truncate, |
757 |
_PLfuse_utime, |
utime: _PLfuse_utime, |
758 |
_PLfuse_open, |
open: _PLfuse_open, |
759 |
_PLfuse_read, |
read: _PLfuse_read, |
760 |
_PLfuse_write, |
write: _PLfuse_write, |
761 |
_PLfuse_statfs |
statfs: _PLfuse_statfs, |
762 |
|
flush: _PLfuse_flush, |
763 |
|
release: _PLfuse_release, |
764 |
|
fsync: _PLfuse_fsync, |
765 |
|
setxattr: _PLfuse_setxattr, |
766 |
|
getxattr: _PLfuse_getxattr, |
767 |
|
listxattr: _PLfuse_listxattr, |
768 |
|
removexattr: _PLfuse_removexattr, |
769 |
}; |
}; |
770 |
|
|
771 |
MODULE = Fuse PACKAGE = Fuse |
MODULE = Fuse PACKAGE = Fuse |
774 |
void |
void |
775 |
perl_fuse_main(...) |
perl_fuse_main(...) |
776 |
PREINIT: |
PREINIT: |
777 |
struct fuse_operations fops = {NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL}; |
struct fuse_operations fops = {NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL}; |
778 |
int i, fd, varnum = 0, debug, have_mnt; |
int i, fd, varnum = 0, debug, have_mnt; |
779 |
char *mountpoint; |
char *mountpoint; |
780 |
STRLEN n_a; |
STRLEN n_a; |
781 |
STRLEN l; |
STRLEN l; |
782 |
INIT: |
INIT: |
783 |
if(items != 20) { |
if(items != 27) { |
784 |
fprintf(stderr,"Perl<->C inconsistency or internal error\n"); |
fprintf(stderr,"Perl<->C inconsistency or internal error\n"); |
785 |
XSRETURN_UNDEF; |
XSRETURN_UNDEF; |
786 |
} |
} |
788 |
debug = SvIV(ST(0)); |
debug = SvIV(ST(0)); |
789 |
mountpoint = SvPV_nolen(ST(1)); |
mountpoint = SvPV_nolen(ST(1)); |
790 |
/* FIXME: reevaluate multithreading support when perl6 arrives */ |
/* FIXME: reevaluate multithreading support when perl6 arrives */ |
791 |
for(i=0;i<18;i++) { |
for(i=0;i<N_CALLBACKS;i++) { |
792 |
SV *var = ST(i+2); |
SV *var = ST(i+2); |
793 |
if((var != &PL_sv_undef) && SvROK(var)) { |
if((var != &PL_sv_undef) && SvROK(var)) { |
794 |
if(SvTYPE(SvRV(var)) == SVt_PVCV) { |
if(SvTYPE(SvRV(var)) == SVt_PVCV) { |