X-Git-Url: http://git.rot13.org/?a=blobdiff_plain;f=Fuse.xs;h=fb3686fa752775e40bf1f8e2e7e4b70400f6b4eb;hb=4c125a4756cbb8af686765830db1c33fa3543618;hp=b87d44a2b171ae35bacad618e5b85cc004592f87;hpb=b67cad861f47e6f8b61e7c827527dd5a55d8c8b7;p=perl-fuse.git

diff --git a/Fuse.xs b/Fuse.xs
old mode 100644
new mode 100755
index b87d44a..fb3686f
--- a/Fuse.xs
+++ b/Fuse.xs
@@ -1,33 +1,79 @@
+#define PERL_NO_GET_CONTEXT
 #include "EXTERN.h"
 #include "perl.h"
 #include "XSUB.h"
 
+#include <fuse.h>
+
+#if defined(__FreeBSD__) || defined(__NetBSD__)
+# define XATTR_CREATE 1
+# define XATTR_REPLACE 2
+#else
+# include <sys/xattr.h>
+#endif
+
+/* Determine if threads support should be included */
 #ifdef USE_ITHREADS
 # ifdef I_PTHREAD
-/* perl implements threads with pthread.  So, we use the pthread API for
- * handling thread-local storage. */
-#  include <pthread.h>
-PerlInterpreter *master_interp = NULL;
-static inline void create_perl_context() {
-	if(master_interp) {
-		PerlInterpreter *me = PERL_GET_CONTEXT;
-		if(!me) {
-			PERL_SET_CONTEXT(master_interp);
-			me = perl_clone(master_interp, CLONEf_CLONE_HOST);
-		}
-	}
-}
-#  define FUSE_CONTEXT_PRE create_perl_context(); { dSP
-#  define FUSE_CONTEXT_POST }
 #  define FUSE_USE_ITHREADS
 # else
-#  error "Sorry, I don't know how to handle ithreads on this architecture."
+#  warning "Sorry, I don't know how to handle ithreads on this architecture. Building non-threaded version"
 # endif
+#endif
+
+/* Global Data */
+
+#define MY_CXT_KEY "Fuse::_guts" XS_VERSION
+/* #if FUSE_VERSION >= 28
+# define N_CALLBACKS 41 */
+#if FUSE_VERSION >= 26
+# define N_CALLBACKS 38
+#elif FUSE_VERSION >= 25
+# define N_CALLBACKS 35
+#elif FUSE_VERSION >= 23
+# define N_CALLBACKS 31
+#else
+# define N_CALLBACKS 25
+#endif
+
+typedef struct {
+	SV *callback[N_CALLBACKS];
+	HV *handles;
+	tTHX self;
+	int threaded;
+	perl_mutex mutex;
+} my_cxt_t;
+START_MY_CXT;
+
+#ifdef FUSE_USE_ITHREADS
+tTHX master_interp = NULL;
+
+#define CLONE_INTERP(parent) S_clone_interp(parent)
+tTHX S_clone_interp(tTHX parent) {
+	dMY_CXT_INTERP(parent);
+	if(MY_CXT.threaded) {
+		MUTEX_LOCK(&MY_CXT.mutex);
+		PERL_SET_CONTEXT(parent);
+		dTHX;
+#if (PERL_VERSION > 10) || (PERL_VERSION == 10 && PERL_SUBVERSION >= 1)
+		tTHX child = perl_clone(parent, CLONEf_CLONE_HOST);
+#else
+		tTHX child = perl_clone(parent, CLONEf_CLONE_HOST | CLONEf_KEEP_PTR_TABLE);
+		ptr_table_free(PL_ptr_table);
+		PL_ptr_table = NULL;
+#endif
+		MUTEX_UNLOCK(&MY_CXT.mutex);
+		return child;
+	}
+	return NULL;
+}
+
+# define FUSE_CONTEXT_PRE dTHX; if(!aTHX) aTHX = CLONE_INTERP(master_interp); { dMY_CXT; dSP;
+# define FUSE_CONTEXT_POST }
 #else
-# define FUSE_CONTEXT_PRE dSP
+# define FUSE_CONTEXT_PRE dTHX; dMY_CXT; dSP;
 # define FUSE_CONTEXT_POST
 #endif
-#include <fuse.h>
 
 #undef DEBUGf
 #if 0
@@ -36,8 +82,46 @@ static inline void create_perl_context() {
 #define DEBUGf(a...)
 #endif
 
-#define N_CALLBACKS 25
-SV *_PLfuse_callbacks[N_CALLBACKS];
+#define FH_KEY(fi) sv_2mortal(newSViv((fi)->fh))
+#define FH_GETHANDLE(fi) S_fh_get_handle(aTHX_ aMY_CXT_ fi)
+#define FH_STOREHANDLE(fi,sv) S_fh_store_handle(aTHX_ aMY_CXT_ fi, sv)
+#define FH_RELEASEHANDLE(fi) S_fh_release_handle(aTHX_ aMY_CXT_ fi)
+
+SV *S_fh_get_handle(pTHX_ pMY_CXT_ struct fuse_file_info *fi) {
+	SV *val;
+	val = &PL_sv_undef;
+	if(fi->fh != 0) {
+		HE *he;
+		if((he = hv_fetch_ent(MY_CXT.handles, FH_KEY(fi), 0, 0))) {
+			val = HeVAL(he);
+			SvGETMAGIC(val);
+		}
+	}
+	return val;
+}
+
+void S_fh_release_handle(pTHX_ pMY_CXT_ struct fuse_file_info *fi) {
+	if(fi->fh != 0) {
+		(void)hv_delete_ent(MY_CXT.handles, FH_KEY(fi), G_DISCARD, 0);
+		fi->fh = 0;
+	}
+}
+
+void S_fh_store_handle(pTHX_ pMY_CXT_ struct fuse_file_info *fi, SV *sv) {
+	if(SvOK(sv)) {
+#ifdef FUSE_USE_ITHREADS
+		if(MY_CXT.threaded) {
+			SvSHARE(sv);
+		}
+#endif
+		MAGIC *mg = (SvTYPE(sv) == SVt_PVMG) ? mg_find(sv, PERL_MAGIC_shared_scalar) : NULL;
+		fi->fh = mg ? PTR2IV(mg->mg_ptr) : PTR2IV(sv);
+		if(hv_store_ent(MY_CXT.handles, FH_KEY(fi), SvREFCNT_inc(sv), 0) == NULL) {
+			SvREFCNT_dec(sv);
+		}
+		SvSETMAGIC(sv);
+	}
+}
 
 int _PLfuse_getattr(const char *file, struct stat *result) {
 	int rv;
@@ -48,7 +132,7 @@ int _PLfuse_getattr(const char *file, struct stat *result) {
 	PUSHMARK(SP);
 	XPUSHs(sv_2mortal(newSVpv(file,strlen(file))));
 	PUTBACK;
-	rv = call_sv(_PLfuse_callbacks[0],G_ARRAY);
+	rv = call_sv(MY_CXT.callback[0],G_ARRAY);
 	SPAGAIN;
 	if(rv != 13) {
 		if(rv > 1) {
@@ -84,16 +168,16 @@ int _PLfuse_getattr(const char *file, struct stat *result) {
 
 int _PLfuse_readlink(const char *file,char *buf,size_t buflen) {
 	int rv;
-	FUSE_CONTEXT_PRE;
 	if(buflen < 1)
 		return EINVAL;
+	FUSE_CONTEXT_PRE;
 	DEBUGf("readlink begin\n");
 	ENTER;
 	SAVETMPS;
 	PUSHMARK(SP);
 	XPUSHs(sv_2mortal(newSVpv(file,0)));
 	PUTBACK;
-	rv = call_sv(_PLfuse_callbacks[1],G_SCALAR);
+	rv = call_sv(MY_CXT.callback[1],G_SCALAR);
 	SPAGAIN;
 	if(!rv)
 		rv = -ENOENT;
@@ -115,15 +199,9 @@ int _PLfuse_readlink(const char *file,char *buf,size_t buflen) {
 	return rv;
 }
 
-#if 0
-/*
- * This doesn't yet work... we alwas get ENOSYS when trying to use readdir().
- * Well, of course, getdir() is fine as well.
- */
- int _PLfuse_readdir(const char *file, void *dirh, fuse_fill_dir_t dirfil, off_t off, struct fuse_file_info *fi) {
-#endif
 int _PLfuse_getdir(const char *file, fuse_dirh_t dirh, fuse_dirfil_t dirfil) {
 	int prv, rv;
+	SV **swp;
 	FUSE_CONTEXT_PRE;
 	DEBUGf("getdir begin\n");
 	ENTER;
@@ -131,12 +209,17 @@ int _PLfuse_getdir(const char *file, fuse_dirh_t dirh, fuse_dirfil_t dirfil) {
 	PUSHMARK(SP);
 	XPUSHs(sv_2mortal(newSVpv(file,0)));
 	PUTBACK;
-	prv = call_sv(_PLfuse_callbacks[2],G_ARRAY);
+	prv = call_sv(MY_CXT.callback[2],G_ARRAY);
 	SPAGAIN;
 	if(prv) {
+		/* Should yield the bottom of the current stack... */
+		swp = &TOPs - prv + 1;
 		rv = POPi;
-		while(--prv)
-			dirfil(dirh,POPp,0,0);
+		/* Sort of a hack to walk the stack in order, instead of reverse
+		 * order - trying to explain to potential users why they need to
+		 * reverse the order of this array would be confusing, at best. */
+		while (swp <= &TOPs)
+			dirfil(dirh,SvPVx_nolen(*(swp++)),0,0);
 	} else {
 		fprintf(stderr,"getdir() handler returned nothing!\n");
 		rv = -ENOSYS;
@@ -160,12 +243,9 @@ int _PLfuse_mknod (const char *file, mode_t mode, dev_t dev) {
 	XPUSHs(sv_2mortal(newSViv(mode)));
 	XPUSHs(sv_2mortal(newSViv(dev)));
 	PUTBACK;
-	rv = call_sv(_PLfuse_callbacks[3],G_SCALAR);
+	rv = call_sv(MY_CXT.callback[3],G_SCALAR);
 	SPAGAIN;
-	if(rv)
-		rv = POPi;
-	else
-		rv = 0;
+	rv = (rv ? POPi : 0);
 	FREETMPS;
 	LEAVE;
 	PUTBACK;
@@ -184,12 +264,9 @@ int _PLfuse_mkdir (const char *file, mode_t mode) {
 	XPUSHs(sv_2mortal(newSVpv(file,0)));
 	XPUSHs(sv_2mortal(newSViv(mode)));
 	PUTBACK;
-	rv = call_sv(_PLfuse_callbacks[4],G_SCALAR);
+	rv = call_sv(MY_CXT.callback[4],G_SCALAR);
 	SPAGAIN;
-	if(rv)
-		rv = POPi;
-	else
-		rv = 0;
+	rv = (rv ? POPi : 0);
 	FREETMPS;
 	LEAVE;
 	PUTBACK;
@@ -208,12 +285,9 @@ int _PLfuse_unlink (const char *file) {
 	PUSHMARK(SP);
 	XPUSHs(sv_2mortal(newSVpv(file,0)));
 	PUTBACK;
-	rv = call_sv(_PLfuse_callbacks[5],G_SCALAR);
+	rv = call_sv(MY_CXT.callback[5],G_SCALAR);
 	SPAGAIN;
-	if(rv)
-		rv = POPi;
-	else
-		rv = 0;
+	rv = (rv ? POPi : 0);
 	FREETMPS;
 	LEAVE;
 	PUTBACK;
@@ -231,12 +305,9 @@ int _PLfuse_rmdir (const char *file) {
 	PUSHMARK(SP);
 	XPUSHs(sv_2mortal(newSVpv(file,0)));
 	PUTBACK;
-	rv = call_sv(_PLfuse_callbacks[6],G_SCALAR);
+	rv = call_sv(MY_CXT.callback[6],G_SCALAR);
 	SPAGAIN;
-	if(rv)
-		rv = POPi;
-	else
-		rv = 0;
+	rv = (rv ? POPi : 0);
 	FREETMPS;
 	LEAVE;
 	PUTBACK;
@@ -255,12 +326,9 @@ int _PLfuse_symlink (const char *file, const char *new) {
 	XPUSHs(sv_2mortal(newSVpv(file,0)));
 	XPUSHs(sv_2mortal(newSVpv(new,0)));
 	PUTBACK;
-	rv = call_sv(_PLfuse_callbacks[7],G_SCALAR);
+	rv = call_sv(MY_CXT.callback[7],G_SCALAR);
 	SPAGAIN;
-	if(rv)
-		rv = POPi;
-	else
-		rv = 0;
+	rv = (rv ? POPi : 0);
 	FREETMPS;
 	LEAVE;
 	PUTBACK;
@@ -279,12 +347,9 @@ int _PLfuse_rename (const char *file, const char *new) {
 	XPUSHs(sv_2mortal(newSVpv(file,0)));
 	XPUSHs(sv_2mortal(newSVpv(new,0)));
 	PUTBACK;
-	rv = call_sv(_PLfuse_callbacks[8],G_SCALAR);
+	rv = call_sv(MY_CXT.callback[8],G_SCALAR);
 	SPAGAIN;
-	if(rv)
-		rv = POPi;
-	else
-		rv = 0;
+	rv = (rv ? POPi : 0);
 	FREETMPS;
 	LEAVE;
 	PUTBACK;
@@ -303,12 +368,9 @@ int _PLfuse_link (const char *file, const char *new) {
 	XPUSHs(sv_2mortal(newSVpv(file,0)));
 	XPUSHs(sv_2mortal(newSVpv(new,0)));
 	PUTBACK;
-	rv = call_sv(_PLfuse_callbacks[9],G_SCALAR);
+	rv = call_sv(MY_CXT.callback[9],G_SCALAR);
 	SPAGAIN;
-	if(rv)
-		rv = POPi;
-	else
-		rv = 0;
+	rv = (rv ? POPi : 0);
 	FREETMPS;
 	LEAVE;
 	PUTBACK;
@@ -327,12 +389,9 @@ int _PLfuse_chmod (const char *file, mode_t mode) {
 	XPUSHs(sv_2mortal(newSVpv(file,0)));
 	XPUSHs(sv_2mortal(newSViv(mode)));
 	PUTBACK;
-	rv = call_sv(_PLfuse_callbacks[10],G_SCALAR);
+	rv = call_sv(MY_CXT.callback[10],G_SCALAR);
 	SPAGAIN;
-	if(rv)
-		rv = POPi;
-	else
-		rv = 0;
+	rv = (rv ? POPi : 0);
 	FREETMPS;
 	LEAVE;
 	PUTBACK;
@@ -352,12 +411,9 @@ int _PLfuse_chown (const char *file, uid_t uid, gid_t gid) {
 	XPUSHs(sv_2mortal(newSViv(uid)));
 	XPUSHs(sv_2mortal(newSViv(gid)));
 	PUTBACK;
-	rv = call_sv(_PLfuse_callbacks[11],G_SCALAR);
+	rv = call_sv(MY_CXT.callback[11],G_SCALAR);
 	SPAGAIN;
-	if(rv)
-		rv = POPi;
-	else
-		rv = 0;
+	rv = (rv ? POPi : 0);
 	FREETMPS;
 	LEAVE;
 	PUTBACK;
@@ -368,20 +424,27 @@ int _PLfuse_chown (const char *file, uid_t uid, gid_t gid) {
 
 int _PLfuse_truncate (const char *file, off_t off) {
 	int rv;
+#ifndef PERL_HAS_64BITINT
+	char *temp;
+#endif
 	FUSE_CONTEXT_PRE;
 	DEBUGf("truncate begin\n");
 	ENTER;
 	SAVETMPS;
 	PUSHMARK(SP);
 	XPUSHs(sv_2mortal(newSVpv(file,0)));
+#ifdef PERL_HAS_64BITINT
 	XPUSHs(sv_2mortal(newSViv(off)));
+#else
+	if (asprintf(&temp, "%llu", off) == -1)
+		croak("Memory allocation failure!");
+	XPUSHs(sv_2mortal(newSVpv(temp, 0)));
+	free(temp);
+#endif
 	PUTBACK;
-	rv = call_sv(_PLfuse_callbacks[12],G_SCALAR);
+	rv = call_sv(MY_CXT.callback[12],G_SCALAR);
 	SPAGAIN;
-	if(rv)
-		rv = POPi;
-	else
-		rv = 0;
+	rv = (rv ? POPi : 0);
 	FREETMPS;
 	LEAVE;
 	PUTBACK;
@@ -401,12 +464,9 @@ int _PLfuse_utime (const char *file, struct utimbuf *uti) {
 	XPUSHs(sv_2mortal(newSViv(uti->actime)));
 	XPUSHs(sv_2mortal(newSViv(uti->modtime)));
 	PUTBACK;
-	rv = call_sv(_PLfuse_callbacks[13],G_SCALAR);
+	rv = call_sv(MY_CXT.callback[13],G_SCALAR);
 	SPAGAIN;
-	if(rv)
-		rv = POPi;
-	else
-		rv = 0;
+	rv = (rv ? POPi : 0);
 	FREETMPS;
 	LEAVE;
 	PUTBACK;
@@ -418,6 +478,7 @@ int _PLfuse_utime (const char *file, struct utimbuf *uti) {
 int _PLfuse_open (const char *file, struct fuse_file_info *fi) {
 	int rv;
 	int flags = fi->flags;
+	HV *fihash;
 	FUSE_CONTEXT_PRE;
 	DEBUGf("open begin\n");
 	ENTER;
@@ -425,13 +486,48 @@ int _PLfuse_open (const char *file, struct fuse_file_info *fi) {
 	PUSHMARK(SP);
 	XPUSHs(sv_2mortal(newSVpv(file,0)));
 	XPUSHs(sv_2mortal(newSViv(flags)));
+	/* Create a hashref containing the details from fi
+	 * which we can look at or modify.
+	 */
+	fi->fh = 0; /* Ensure it starts with 0 - important if they don't set it */
+	fihash = newHV();
+#if FUSE_VERSION >= 24
+	(void) hv_store(fihash, "direct_io",    9, newSViv(fi->direct_io),   0);
+	(void) hv_store(fihash, "keep_cache",  10, newSViv(fi->keep_cache),  0);
+#endif
+#if FUSE_VERSION >= 29
+	(void) hv_store(fihash, "nonseekable", 11, newSViv(fi->nonseekable), 0);
+#endif
+	XPUSHs(sv_2mortal(newRV_noinc((SV*) fihash)));
+	/* All hashref things done */
+
 	PUTBACK;
-	rv = call_sv(_PLfuse_callbacks[14],G_SCALAR);
+	/* Open called with filename, flags */
+	rv = call_sv(MY_CXT.callback[14],G_ARRAY);
 	SPAGAIN;
-	if(rv)
+	if(rv) {
+		if(rv > 1) {
+			FH_STOREHANDLE(fi,POPs);
+		}
 		rv = POPi;
+	}
 	else
 		rv = 0;
+	if (rv == 0)
+	{
+		/* Success, so copy the file handle which they returned */
+#if FUSE_VERSION >= 24
+		SV **svp;
+		if ((svp = hv_fetch(fihash, "direct_io",    9, 0)) != NULL)
+			fi->direct_io   = SvIV(*svp);
+		if ((svp = hv_fetch(fihash, "keep_cache",  10, 0)) != NULL)
+			fi->keep_cache  = SvIV(*svp);
+#endif
+#if FUSE_VERSION >= 29
+		if ((svp = hv_fetch(fihash, "nonseekable", 11, 0)) != NULL)
+ 			fi->nonseekable = SvIV(*svp);
+#endif
+	}
 	FREETMPS;
 	LEAVE;
 	PUTBACK;
@@ -440,18 +536,30 @@ int _PLfuse_open (const char *file, struct fuse_file_info *fi) {
 	return rv;
 }
 
-int _PLfuse_read (const char *file, char *buf, size_t buflen, off_t off, struct fuse_file_info *fi) {
+int _PLfuse_read (const char *file, char *buf, size_t buflen, off_t off,
+		struct fuse_file_info *fi) {
 	int rv;
+#ifndef PERL_HAS_64BITINT
+	char *temp;
+#endif
 	FUSE_CONTEXT_PRE;
 	DEBUGf("read begin\n");
 	ENTER;
 	SAVETMPS;
 	PUSHMARK(SP);
-	XPUSHs(sv_2mortal(newSVpv(file,0)));
+	XPUSHs(file ? sv_2mortal(newSVpv(file,0)) : &PL_sv_undef);
 	XPUSHs(sv_2mortal(newSViv(buflen)));
+#ifdef PERL_HAS_64BITINT
 	XPUSHs(sv_2mortal(newSViv(off)));
+#else
+	if (asprintf(&temp, "%llu", off) == -1)
+		croak("Memory allocation failure!");
+	XPUSHs(sv_2mortal(newSVpv(temp, 0)));
+	free(temp);
+#endif
+	XPUSHs(FH_GETHANDLE(fi));
 	PUTBACK;
-	rv = call_sv(_PLfuse_callbacks[15],G_SCALAR);
+	rv = call_sv(MY_CXT.callback[15],G_SCALAR);
 	SPAGAIN;
 	if(!rv)
 		rv = -ENOENT;
@@ -481,21 +589,29 @@ int _PLfuse_read (const char *file, char *buf, size_t buflen, off_t off, struct
 
 int _PLfuse_write (const char *file, const char *buf, size_t buflen, off_t off, struct fuse_file_info *fi) {
 	int rv;
+#ifndef PERL_HAS_64BITINT
+	char *temp;
+#endif
 	FUSE_CONTEXT_PRE;
 	DEBUGf("write begin\n");
 	ENTER;
 	SAVETMPS;
 	PUSHMARK(SP);
-	XPUSHs(sv_2mortal(newSVpv(file,0)));
+	XPUSHs(file ? sv_2mortal(newSVpv(file,0)) : &PL_sv_undef);
 	XPUSHs(sv_2mortal(newSVpvn(buf,buflen)));
+#ifdef PERL_HAS_64BITINT
 	XPUSHs(sv_2mortal(newSViv(off)));
+#else
+	if (asprintf(&temp, "%llu", off) == -1)
+		croak("Memory allocation failure!");
+	XPUSHs(sv_2mortal(newSVpv(temp, 0)));
+	free(temp);
+#endif
+	XPUSHs(FH_GETHANDLE(fi));
 	PUTBACK;
-	rv = call_sv(_PLfuse_callbacks[16],G_SCALAR);
+	rv = call_sv(MY_CXT.callback[16],G_SCALAR);
 	SPAGAIN;
-	if(rv)
-		rv = POPi;
-	else
-		rv = 0;
+	rv = (rv ? POPi : 0);
 	FREETMPS;
 	LEAVE;
 	PUTBACK;
@@ -512,7 +628,7 @@ int _PLfuse_statfs (const char *file, struct statvfs *st) {
 	SAVETMPS;
 	PUSHMARK(SP);
 	PUTBACK;
-	rv = call_sv(_PLfuse_callbacks[17],G_ARRAY);
+	rv = call_sv(MY_CXT.callback[17],G_ARRAY);
 	SPAGAIN;
 	DEBUGf("statfs got %i params\n",rv);
 	if(rv == 6 || rv == 7) {
@@ -556,14 +672,12 @@ int _PLfuse_flush (const char *file, struct fuse_file_info *fi) {
 	ENTER;
 	SAVETMPS;
 	PUSHMARK(SP);
-	XPUSHs(sv_2mortal(newSVpv(file,0)));
+	XPUSHs(file ? sv_2mortal(newSVpv(file,0)) : &PL_sv_undef);
+	XPUSHs(FH_GETHANDLE(fi));
 	PUTBACK;
-	rv = call_sv(_PLfuse_callbacks[18],G_SCALAR);
+	rv = call_sv(MY_CXT.callback[18],G_SCALAR);
 	SPAGAIN;
-	if(rv)
-		rv = POPi;
-	else
-		rv = 0;
+	rv = (rv ? POPi : 0);
 	FREETMPS;
 	LEAVE;
 	PUTBACK;
@@ -580,15 +694,14 @@ int _PLfuse_release (const char *file, struct fuse_file_info *fi) {
 	ENTER;
 	SAVETMPS;
 	PUSHMARK(SP);
-	XPUSHs(sv_2mortal(newSVpv(file,0)));
+	XPUSHs(file ? sv_2mortal(newSVpv(file,0)) : &PL_sv_undef);
 	XPUSHs(sv_2mortal(newSViv(flags)));
+	XPUSHs(FH_GETHANDLE(fi));
 	PUTBACK;
-	rv = call_sv(_PLfuse_callbacks[19],G_SCALAR);
+	rv = call_sv(MY_CXT.callback[19],G_SCALAR);
 	SPAGAIN;
-	if(rv)
-		rv = POPi;
-	else
-		rv = 0;
+	rv = (rv ? POPi : 0);
+	FH_RELEASEHANDLE(fi);
 	FREETMPS;
 	LEAVE;
 	PUTBACK;
@@ -605,15 +718,13 @@ int _PLfuse_fsync (const char *file, int datasync, struct fuse_file_info *fi) {
 	ENTER;
 	SAVETMPS;
 	PUSHMARK(SP);
-	XPUSHs(sv_2mortal(newSVpv(file,0)));
+	XPUSHs(file ? sv_2mortal(newSVpv(file,0)) : &PL_sv_undef);
 	XPUSHs(sv_2mortal(newSViv(flags)));
+	XPUSHs(FH_GETHANDLE(fi));
 	PUTBACK;
-	rv = call_sv(_PLfuse_callbacks[20],G_SCALAR);
+	rv = call_sv(MY_CXT.callback[20],G_SCALAR);
 	SPAGAIN;
-	if(rv)
-		rv = POPi;
-	else
-		rv = 0;
+	rv = (rv ? POPi : 0);
 	FREETMPS;
 	LEAVE;
 	PUTBACK;
@@ -622,7 +733,11 @@ int _PLfuse_fsync (const char *file, int datasync, struct fuse_file_info *fi) {
 	return rv;
 }
 
+#if __FreeBSD__ >= 10
+int _PLfuse_setxattr (const char *file, const char *name, const char *buf, size_t buflen, int flags, uint32_t position) {
+#else
 int _PLfuse_setxattr (const char *file, const char *name, const char *buf, size_t buflen, int flags) {
+#endif
 	int rv;
 	FUSE_CONTEXT_PRE;
 	DEBUGf("setxattr begin\n");
@@ -634,12 +749,9 @@ int _PLfuse_setxattr (const char *file, const char *name, const char *buf, size_
 	XPUSHs(sv_2mortal(newSVpvn(buf,buflen)));
 	XPUSHs(sv_2mortal(newSViv(flags)));
 	PUTBACK;
-	rv = call_sv(_PLfuse_callbacks[21],G_SCALAR);
+	rv = call_sv(MY_CXT.callback[21],G_SCALAR);
 	SPAGAIN;
-	if(rv)
-		rv = POPi;
-	else
-		rv = 0;
+	rv = (rv ? POPi : 0);
 	FREETMPS;
 	LEAVE;
 	PUTBACK;
@@ -648,7 +760,11 @@ int _PLfuse_setxattr (const char *file, const char *name, const char *buf, size_
 	return rv;
 }
 
+#if __FreeBSD__ >= 10
+int _PLfuse_getxattr (const char *file, const char *name, char *buf, size_t buflen, uint32_t position) {
+#else
 int _PLfuse_getxattr (const char *file, const char *name, char *buf, size_t buflen) {
+#endif
 	int rv;
 	FUSE_CONTEXT_PRE;
 	DEBUGf("getxattr begin\n");
@@ -658,7 +774,7 @@ int _PLfuse_getxattr (const char *file, const char *name, char *buf, size_t bufl
 	XPUSHs(sv_2mortal(newSVpv(file,0)));
 	XPUSHs(sv_2mortal(newSVpv(name,0)));
 	PUTBACK;
-	rv = call_sv(_PLfuse_callbacks[22],G_SCALAR);
+	rv = call_sv(MY_CXT.callback[22],G_SCALAR);
 	SPAGAIN;
 	if(!rv)
 		rv = -ENOENT;
@@ -700,7 +816,7 @@ int _PLfuse_listxattr (const char *file, char *list, size_t size) {
 	PUSHMARK(SP);
 	XPUSHs(sv_2mortal(newSVpv(file,0)));
 	PUTBACK;
-	prv = call_sv(_PLfuse_callbacks[23],G_ARRAY);
+	prv = call_sv(MY_CXT.callback[23],G_ARRAY);
 	SPAGAIN;
 	if(!prv)
 		rv = -ENOENT;
@@ -765,27 +881,591 @@ int _PLfuse_removexattr (const char *file, const char *name) {
 	XPUSHs(sv_2mortal(newSVpv(file,0)));
 	XPUSHs(sv_2mortal(newSVpv(name,0)));
 	PUTBACK;
-	rv = call_sv(_PLfuse_callbacks[24],G_SCALAR);
+	rv = call_sv(MY_CXT.callback[24],G_SCALAR);
 	SPAGAIN;
-	if(rv)
+	rv = (rv ? POPi : 0);
+	FREETMPS;
+	LEAVE;
+	PUTBACK;
+	DEBUGf("removexattr end: %i\n",rv);
+	FUSE_CONTEXT_POST;
+	return rv;
+}
+
+#if FUSE_VERSION >= 23
+int _PLfuse_opendir(const char *file, struct fuse_file_info *fi) {
+	int rv;
+	FUSE_CONTEXT_PRE;
+	DEBUGf("opendir begin\n");
+	ENTER;
+	SAVETMPS;
+	PUSHMARK(SP);
+	XPUSHs(sv_2mortal(newSVpv(file,0)));
+	fi->fh = 0; /* Ensure it starts with 0 - important if they don't set it */
+	PUTBACK;
+	rv = call_sv(MY_CXT.callback[25], G_ARRAY);
+	SPAGAIN;
+	if (rv) {
+		if (rv > 1) {
+			FH_STOREHANDLE(fi, POPs);
+		}
 		rv = POPi;
-	else
+	} else
 		rv = 0;
 	FREETMPS;
 	LEAVE;
 	PUTBACK;
-	DEBUGf("removexattr end: %i\n",rv);
+	DEBUGf("opendir end: %i\n",rv);
+	FUSE_CONTEXT_POST;
+	return rv;
+
+}
+
+int _PLfuse_readdir(const char *file, void *dirh, fuse_fill_dir_t dirfil,
+                    off_t off, struct fuse_file_info *fi) {
+	int prv = 0, rv;
+	SV *sv, **svp, **swp;
+	AV *av, *av2;
+	struct stat st;
+	bool st_filled = 0;
+#ifndef PERL_HAS_64BITINT
+	char *temp;
+#endif
+	FUSE_CONTEXT_PRE;
+	DEBUGf("readdir begin\n");
+	ENTER;
+	SAVETMPS;
+	PUSHMARK(SP);
+	XPUSHs(file ? sv_2mortal(newSVpv(file,0)) : &PL_sv_undef);
+#ifdef PERL_HAS_64BITINT
+	XPUSHs(sv_2mortal(newSViv(off)));
+#else
+	if (asprintf(&temp, "%llu", off) == -1)
+		croak("Memory allocation failure!");
+	XPUSHs(sv_2mortal(newSVpv(temp, 0)));
+	free(temp);
+#endif
+	XPUSHs(FH_GETHANDLE(fi));
+	PUTBACK;
+	prv = call_sv(MY_CXT.callback[26],G_ARRAY);
+	SPAGAIN;
+	if (prv) {
+		/* Should yield the bottom of the current stack... */
+		swp = &TOPs - prv + 1;
+		rv = POPi;
+		memset(&st, 0, sizeof(struct stat));
+		/* Sort of a hack to walk the stack in order, instead of reverse
+		 * order - trying to explain to potential users why they need to
+		 * reverse the order of this array would be confusing, at best. */
+		while (swp <= &TOPs) {
+			sv = *(swp++);
+			if (!SvROK(sv) && SvPOK(sv))
+			/* Just a bare SV (probably a string; hopefully a string) */
+				dirfil(dirh, SvPVx_nolen(sv), NULL, 0);
+			else if (SvROK(sv) && SvTYPE(av = (AV *)SvRV(sv)) == SVt_PVAV) {
+				if (av_len(av) >= 2) {
+					/* The third element of the array should be the args that
+					 * would otherwise go to getattr(); a lot of filesystems
+					 * will, or at least can, return that info as part of the
+					 * enumeration process... */
+					svp = av_fetch(av, 2, FALSE);
+					if (SvROK(*svp) &&
+							SvTYPE(av2 = (AV *)SvRV(*svp)) == SVt_PVAV &&
+							av_len(av2) == 12) {
+						st.st_dev     = SvIV(*(av_fetch(av2,  0, FALSE)));
+						st.st_ino     = SvIV(*(av_fetch(av2,  1, FALSE)));
+						st.st_mode    = SvIV(*(av_fetch(av2,  2, FALSE)));
+						st.st_nlink   = SvIV(*(av_fetch(av2,  3, FALSE)));
+						st.st_uid     = SvIV(*(av_fetch(av2,  4, FALSE)));
+						st.st_gid     = SvIV(*(av_fetch(av2,  5, FALSE)));
+						st.st_rdev    = SvIV(*(av_fetch(av2,  6, FALSE)));
+						st.st_size    = SvNV(*(av_fetch(av2,  7, FALSE)));
+						st.st_atime   = SvIV(*(av_fetch(av2,  8, FALSE)));
+						st.st_mtime   = SvIV(*(av_fetch(av2,  9, FALSE)));
+						st.st_ctime   = SvIV(*(av_fetch(av2, 10, FALSE)));
+						st.st_blksize = SvIV(*(av_fetch(av2, 11, FALSE)));
+						st.st_blocks  = SvIV(*(av_fetch(av2, 12, FALSE)));
+						st_filled = 1;
+					}
+					else
+						fprintf(stderr,"Extra SV didn't appear to be correct, ignoring\n");
+					/* For now if the element isn't what we want, just
+					 * quietly ignore it... */
+				}
+				if (av_len(av) >= 1) {
+					char *entryname = SvPVx_nolen(*(av_fetch(av, 1, FALSE)));
+					off_t elemnum = SvNV(*(av_fetch(av, 0, FALSE)));
+					dirfil(dirh, entryname, st_filled ? &st : NULL, elemnum);
+				}
+				if (st_filled) {
+					memset(&st, 0, sizeof(struct stat));
+					st_filled = 0;
+				}
+			}
+			else
+				fprintf(stderr, "ERROR: Unknown entry passed via readdir\n");
+		}
+	} else {
+		fprintf(stderr,"readdir() handler returned nothing!\n");
+		rv = -ENOSYS;
+	}
+	FREETMPS;
+	LEAVE;
+	PUTBACK;
+	DEBUGf("readdir end: %i\n",rv);
+	FUSE_CONTEXT_POST;
+	return rv;
+}
+
+int _PLfuse_releasedir(const char *file, struct fuse_file_info *fi) {
+	int rv;
+	FUSE_CONTEXT_PRE;
+	DEBUGf("releasedir begin\n");
+	ENTER;
+	SAVETMPS;
+	PUSHMARK(SP);
+	XPUSHs(file ? sv_2mortal(newSVpv(file,0)) : &PL_sv_undef);
+	XPUSHs(FH_GETHANDLE(fi));
+	PUTBACK;
+	rv = call_sv(MY_CXT.callback[27], G_SCALAR);
+	SPAGAIN;
+	rv = (rv ? POPi : 0);
+	FH_RELEASEHANDLE(fi);
+	FREETMPS;
+	LEAVE;
+	PUTBACK;
+	DEBUGf("releasedir end: %i\n",rv);
 	FUSE_CONTEXT_POST;
 	return rv;
 }
 
+int _PLfuse_fsyncdir(const char *file, int datasync,
+                     struct fuse_file_info *fi) {
+	int rv;
+	FUSE_CONTEXT_PRE;
+	DEBUGf("fsyncdir begin\n");
+	ENTER;
+	SAVETMPS;
+	PUSHMARK(SP);
+	XPUSHs(file ? sv_2mortal(newSVpv(file,0)) : &PL_sv_undef);
+	XPUSHs(sv_2mortal(newSViv(datasync)));
+	XPUSHs(FH_GETHANDLE(fi));
+	PUTBACK;
+	rv = call_sv(MY_CXT.callback[28], G_SCALAR);
+	SPAGAIN;
+	rv = (rv ? POPi : 0);
+	FREETMPS;
+	LEAVE;
+	PUTBACK;
+	DEBUGf("fsyncdir end: %i\n",rv);
+	FUSE_CONTEXT_POST;
+	return rv;
+}
+
+#if FUSE_VERSION >= 26
+void *_PLfuse_init(struct fuse_conn_info *fc)
+#else /* FUSE_VERSION < 26 */
+void *_PLfuse_init(void)
+#endif /* FUSE_VERSION >= 26 */
+{
+	void *rv = NULL;
+	int prv;
+	FUSE_CONTEXT_PRE;
+	DEBUGf("init begin\n");
+	ENTER;
+	SAVETMPS;
+	PUSHMARK(SP);
+	PUTBACK;
+	prv = call_sv(MY_CXT.callback[29], G_SCALAR);
+	SPAGAIN;
+	if (prv) {
+		rv = POPs;
+		if (rv == &PL_sv_undef)
+			rv = NULL;
+		else
+			rv = SvREFCNT_inc((SV *)rv);
+	}
+	FREETMPS;
+	LEAVE;
+	PUTBACK;
+	DEBUGf("init end: %p\n", rv);
+	FUSE_CONTEXT_POST;
+	return rv;
+}
+
+void _PLfuse_destroy(void *private_data) {
+	FUSE_CONTEXT_PRE;
+	DEBUGf("destroy begin\n");
+	ENTER;
+	SAVETMPS;
+	PUSHMARK(SP);
+	XPUSHs(private_data ? (SV *)private_data : &PL_sv_undef);
+	PUTBACK;
+	call_sv(MY_CXT.callback[30], G_VOID);
+	SPAGAIN;
+	if (private_data)
+		SvREFCNT_dec((SV *)private_data);
+	FREETMPS;
+	LEAVE;
+	PUTBACK;
+	DEBUGf("init end\n");
+	FUSE_CONTEXT_POST;
+}
+#endif /* FUSE_VERSION >= 23 */
+
+#if FUSE_VERSION >= 25
+int _PLfuse_access(const char *file, int mask) {
+	int rv;
+	FUSE_CONTEXT_PRE;
+	DEBUGf("access begin\n");
+	ENTER;
+	SAVETMPS;
+	PUSHMARK(SP);
+	XPUSHs(sv_2mortal(newSVpv(file,0)));
+	XPUSHs(sv_2mortal(newSViv(mask)));
+	PUTBACK;
+	rv = call_sv(MY_CXT.callback[31], G_SCALAR);
+	SPAGAIN;
+	rv = (rv ? POPi : 0);
+	FREETMPS;
+	LEAVE;
+	PUTBACK;
+	DEBUGf("access end: %d\n", rv);
+	FUSE_CONTEXT_POST;
+	return rv;
+}
+
+int _PLfuse_create(const char *file, mode_t mode, struct fuse_file_info *fi) {
+	int rv;
+	HV *fihash;
+	FUSE_CONTEXT_PRE;
+	DEBUGf("create begin\n");
+	ENTER;
+	SAVETMPS;
+	PUSHMARK(SP);
+	XPUSHs(sv_2mortal(newSVpv(file,0)));
+	XPUSHs(sv_2mortal(newSViv(mode)));
+	XPUSHs(sv_2mortal(newSViv(fi->flags)));
+	fi->fh = 0; /* Ensure it starts with 0 - important if they don't set it */
+	/* Create a hashref containing the details from fi
+	 * which we can look at or modify.
+	 */
+	fihash = newHV();
+	(void) hv_store(fihash, "direct_io",    9, newSViv(fi->direct_io),   0);
+	(void) hv_store(fihash, "keep_cache",  10, newSViv(fi->keep_cache),  0);
+#if FUSE_VERSION >= 29
+	(void) hv_store(fihash, "nonseekable", 11, newSViv(fi->nonseekable), 0);
+#endif
+	XPUSHs(sv_2mortal(newRV_noinc((SV*) fihash)));
+	/* All hashref things done */
+
+	PUTBACK;
+	rv = call_sv(MY_CXT.callback[32], G_ARRAY);
+	SPAGAIN;
+	if (rv) {
+		if (rv > 1) {
+			FH_STOREHANDLE(fi,POPs);
+		}
+		rv = POPi;
+	}
+	else {
+		fprintf(stderr, "create() handler returned nothing!\n");
+		rv = -ENOSYS;
+	}
+	if (rv == 0) {
+		/* Success, so copy the file handle which they returned */
+		SV **svp;
+		if ((svp = hv_fetch(fihash, "direct_io",    9, 0)) != NULL)
+			fi->direct_io   = SvIV(*svp);
+		if ((svp = hv_fetch(fihash, "keep_cache",  10, 0)) != NULL)
+			fi->keep_cache  = SvIV(*svp);
+#if FUSE_VERSION >= 29
+		if ((svp = hv_fetch(fihash, "nonseekable", 11, 0)) != NULL)
+			fi->nonseekable = SvIV(*svp);
+#endif
+	}
+	FREETMPS;
+	LEAVE;
+	PUTBACK;
+	DEBUGf("create end: %d\n",rv);
+	FUSE_CONTEXT_POST;
+	return rv;
+}
+
+int _PLfuse_ftruncate(const char *file, off_t off, struct fuse_file_info *fi) {
+	int rv;
+#ifndef PERL_HAS_64BITINT
+	char *temp;
+#endif
+	FUSE_CONTEXT_PRE;
+	DEBUGf("ftruncate begin\n");
+	ENTER;
+	SAVETMPS;
+	PUSHMARK(SP);
+	XPUSHs(file ? sv_2mortal(newSVpv(file,0)) : &PL_sv_undef);
+#ifdef PERL_HAS_64BITINT
+	XPUSHs(sv_2mortal(newSViv(off)));
+#else
+	if (asprintf(&temp, "%llu", off) == -1)
+		croak("Memory allocation failure!");
+	XPUSHs(sv_2mortal(newSVpv(temp, 0)));
+	free(temp);
+#endif
+	XPUSHs(FH_GETHANDLE(fi));
+	PUTBACK;
+	rv = call_sv(MY_CXT.callback[33],G_SCALAR);
+	SPAGAIN;
+	rv = (rv ? POPi : 0);
+	FREETMPS;
+	LEAVE;
+	PUTBACK;
+	DEBUGf("ftruncate end: %i\n",rv);
+	FUSE_CONTEXT_POST;
+	return rv;
+}
+
+int _PLfuse_fgetattr(const char *file, struct stat *result,
+                     struct fuse_file_info *fi) {
+	int rv;
+	FUSE_CONTEXT_PRE;
+	DEBUGf("fgetattr begin: %s\n",file);
+	ENTER;
+	SAVETMPS;
+	PUSHMARK(SP);
+	XPUSHs(file ? sv_2mortal(newSVpv(file,0)) : &PL_sv_undef);
+	XPUSHs(FH_GETHANDLE(fi));
+	PUTBACK;
+	rv = call_sv(MY_CXT.callback[34],G_ARRAY);
+	SPAGAIN;
+	if(rv != 13) {
+		if(rv > 1) {
+			fprintf(stderr,"inappropriate number of returned values from getattr\n");
+			rv = -ENOSYS;
+		} else if(rv)
+			rv = POPi;
+		else
+			rv = -ENOENT;
+	} else {
+		result->st_blocks = POPi;
+		result->st_blksize = POPi;
+		result->st_ctime = POPi;
+		result->st_mtime = POPi;
+		result->st_atime = POPi;
+		result->st_size = POPn;	// we pop double here to support files larger than 4Gb (long limit)
+		result->st_rdev = POPi;
+		result->st_gid = POPi;
+		result->st_uid = POPi;
+		result->st_nlink = POPi;
+		result->st_mode = POPi;
+		result->st_ino   = POPi;
+		result->st_dev = POPi;
+		rv = 0;
+	}
+	FREETMPS;
+	LEAVE;
+	PUTBACK;
+	DEBUGf("fgetattr end: %i\n",rv);
+	FUSE_CONTEXT_POST;
+	return rv;
+}
+#endif /* FUSE_VERSION >= 25 */
+
+#if FUSE_VERSION >= 26
+int _PLfuse_lock(const char *file, struct fuse_file_info *fi, int cmd,
+                 struct flock *lockinfo) {
+	int rv;
+	HV *lihash;
+	SV *sv;
+#ifndef PERL_HAS_64BITINT
+	char *temp;
+#endif
+	FUSE_CONTEXT_PRE;
+	DEBUGf("lock begin\n");
+	ENTER;
+	SAVETMPS;
+	PUSHMARK(SP);
+	XPUSHs(file ? sv_2mortal(newSVpv(file,0)) : &PL_sv_undef);
+	XPUSHs(sv_2mortal(newSViv(cmd)));
+	lihash = newHV();
+	if (lockinfo) {
+		(void) hv_store(lihash, "l_type",   6, newSViv(lockinfo->l_type), 0);
+		(void) hv_store(lihash, "l_whence", 8, newSViv(lockinfo->l_whence), 0);
+#ifdef PERL_HAS_64BITINT
+		sv = newSViv(lockinfo->l_start);
+#else
+		if (asprintf(&temp, "%llu", lockinfo->l_start) == -1)
+			croak("Memory allocation failure!");
+		sv = newSVpv(temp, 0);
+		free(temp);
+#endif
+		(void) hv_store(lihash, "l_start",  7, sv, 0);
+#ifdef PERL_HAS_64BITINT
+		sv = newSViv(lockinfo->l_len);
+#else
+		if (asprintf(&temp, "%llu", lockinfo->l_len) == -1)
+			croak("Memory allocation failure!");
+		sv = newSVpv(temp, 0);
+		free(temp);
+#endif
+		(void) hv_store(lihash, "l_len",    5, sv, 0);
+		(void) hv_store(lihash, "l_pid",    5, newSViv(lockinfo->l_pid), 0);
+	}
+	XPUSHs(sv_2mortal(newRV_noinc((SV*) lihash)));
+	XPUSHs(FH_GETHANDLE(fi));
+
+	PUTBACK;
+	rv = call_sv(MY_CXT.callback[35],G_SCALAR);
+	SPAGAIN;
+	rv = (rv ? POPi : 0);
+	if (lockinfo && !rv) {
+		/* Need to copy back any altered values from the hash into
+		 * the struct... */
+		SV **svp;
+		if ((svp = hv_fetch(lihash, "l_type",   6, 0)) != NULL)
+			lockinfo->l_type   = SvIV(*svp);
+		if ((svp = hv_fetch(lihash, "l_whence", 8, 0)) != NULL)
+			lockinfo->l_whence = SvIV(*svp);
+		if ((svp = hv_fetch(lihash, "l_start",  7, 0)) != NULL)
+			lockinfo->l_start  = SvNV(*svp);
+		if ((svp = hv_fetch(lihash, "l_len",    5, 0)) != NULL)
+			lockinfo->l_len    = SvNV(*svp);
+		if ((svp = hv_fetch(lihash, "l_pid",    5, 0)) != NULL)
+			lockinfo->l_pid    = SvIV(*svp);
+	}
+	FREETMPS;
+	LEAVE;
+	PUTBACK;
+	DEBUGf("lock end: %i\n",rv);
+	FUSE_CONTEXT_POST;
+	return rv;
+}
+
+int _PLfuse_utimens(const char *file, const struct timespec tv[2]) {
+	int rv;
+	FUSE_CONTEXT_PRE;
+	DEBUGf("utimens begin\n");
+	ENTER;
+	SAVETMPS;
+	PUSHMARK(SP);
+	XPUSHs(sv_2mortal(newSVpv(file,0)));
+	XPUSHs(tv ? sv_2mortal(newSVnv(tv[0].tv_sec + (tv[0].tv_nsec / 1000000000.0))) : &PL_sv_undef);
+	XPUSHs(tv ? sv_2mortal(newSVnv(tv[1].tv_sec + (tv[1].tv_nsec / 1000000000.0))) : &PL_sv_undef);
+	PUTBACK;
+	rv = call_sv(MY_CXT.callback[36],G_SCALAR);
+	SPAGAIN;
+	rv = (rv ? POPi : 0);
+	FREETMPS;
+	LEAVE;
+	PUTBACK;
+	DEBUGf("utimens end: %i\n",rv);
+	FUSE_CONTEXT_POST;
+	return rv;
+}
+
+int _PLfuse_bmap(const char *file, size_t blocksize, uint64_t *idx) {
+	int rv;
+#ifndef PERL_HAS_64BITINT
+	char *temp;
+#endif
+	FUSE_CONTEXT_PRE;
+	DEBUGf("bmap begin\n");
+	ENTER;
+	SAVETMPS;
+	PUSHMARK(SP);
+	XPUSHs(sv_2mortal(newSVpv(file,0)));
+	XPUSHs(sv_2mortal(newSViv(blocksize)));
+#ifdef PERL_HAS_64BITINT
+	XPUSHs(sv_2mortal(newSViv(*idx)));
+#else
+	if (asprintf(&temp, "%llu", *idx) == -1)
+		croak("Memory allocation failure!");
+	XPUSHs(sv_2mortal(newSVpv(temp, 0)));
+	free(temp);
+#endif
+	PUTBACK;
+	rv = call_sv(MY_CXT.callback[37],G_ARRAY);
+	SPAGAIN;
+	if (rv > 0 && rv < 3) {
+		if (rv == 2)
+			*idx = POPn;
+		rv = POPi;
+	}
+	else {
+		fprintf(stderr, "bmap(): wrong number of values returned?\n");
+		rv = -ENOSYS;
+	}
+	FREETMPS;
+	LEAVE;
+	PUTBACK;
+	DEBUGf("bmap end: %i\n",rv);
+	FUSE_CONTEXT_POST;
+	return rv;
+}
+#endif /* FUSE_VERSION >= 26 */
+
+#if 0
+#if FUSE_VERSION >= 28
+int _PLfuse_ioctl(const char *file, int cmd, void *arg,
+                  struct fuse_file_info *fi, unsigned int flags, void *data) {
+	int rv;
+	FUSE_CONTEXT_PRE;
+	DEBUGf("ioctl begin\n");
+	ENTER;
+	SAVETMPS;
+	PUSHMARK(SP);
+	XPUSHs(sv_2mortal(newSVpv(file,0)));
+	XPUSHs(sv_2mortal(newSViv(cmd)));
+	XPUSHs(sv_2mortal(newSViv(flags)));
+	if (_IOC_DIR(cmd) & _IOC_READ)
+		XPUSHs(sv_2mortal(newSVpvn(data, _IOC_SIZE(cmd))));
+	else
+		XPUSHs(&PL_sv_undef);
+	XPUSHs(FH_GETHANDLE(fi));
+	PUTBACK;
+	rv = call_sv(MY_CXT.callback[39],G_ARRAY);
+	SPAGAIN;
+	if (_IOC_DIR(cmd) & _IOC_WRITE) {
+		if (rv == 2) {
+			SV *sv = POPs;
+			unsigned int len;
+			char *rdata = SvPV(sv, len);
+			if (len > _IOC_SIZE(cmd)) {
+				fprintf(stderr, "ioctl(): returned data was too large for data area\n");
+				rv = -EFBIG;
+			}
+			else {
+				memset(data, 0, _IOC_SIZE(cmd));
+				memcpy(data, rdata, len);
+			}
+
+			rv--;
+		}
+		else {
+			fprintf(stderr, "ioctl(): ioctl was a write op, but no data was returned from call?\n");
+			rv = -EFAULT;
+		}
+	}
+	if (rv > 0)
+		rv = POPi;
+	FREETMPS;
+	LEAVE;
+	PUTBACK;
+	DEBUGf("ioctl end: %i\n",rv);
+	FUSE_CONTEXT_POST;
+	return rv;
+}
+
+int _PLfuse_poll(const char *file, struct fuse_file_info *fi,
+                 struct fuse_pollhandle *ph, unsigned *reventsp) {
+
+}
+#endif /* FUSE_VERSION >= 28 */
+#endif
+
 struct fuse_operations _available_ops = {
 getattr:		_PLfuse_getattr,
 readlink:		_PLfuse_readlink,
 getdir:			_PLfuse_getdir,
-#if 0
-readdir:		_PLfuse_readdir,
-#endif
 mknod:			_PLfuse_mknod,
 mkdir:			_PLfuse_mkdir,
 unlink:			_PLfuse_unlink,
@@ -808,11 +1488,78 @@ setxattr:		_PLfuse_setxattr,
 getxattr:		_PLfuse_getxattr,
 listxattr:		_PLfuse_listxattr,
 removexattr:		_PLfuse_removexattr,
+#if FUSE_VERSION >= 23
+opendir:		_PLfuse_opendir, 
+readdir:		_PLfuse_readdir,
+releasedir:		_PLfuse_releasedir,
+fsyncdir:		_PLfuse_fsyncdir,
+init:			_PLfuse_init,
+destroy:		_PLfuse_destroy,
+#endif /* FUSE_VERSION >= 23 */
+#if FUSE_VERSION >= 25
+access:			_PLfuse_access,
+create:			_PLfuse_create,
+ftruncate:		_PLfuse_ftruncate,
+fgetattr:		_PLfuse_fgetattr,
+#endif /* FUSE_VERSION >= 25 */
+#if FUSE_VERSION >= 26
+lock:			_PLfuse_lock,
+utimens:		_PLfuse_utimens,
+bmap:			_PLfuse_bmap,
+#endif /* FUSE_VERSION >= 26 */
+#if 0
+#if FUSE_VERSION >= 28
+ioctl:			_PLfuse_ioctl,
+poll:			_PLfuse_poll,
+#endif /* FUSE_VERSION >= 28 */
+#endif
 };
 
 MODULE = Fuse		PACKAGE = Fuse
 PROTOTYPES: DISABLE
 
+BOOT:
+	MY_CXT_INIT;
+	MY_CXT.self = aTHX;
+
+void
+CLONE(...)
+	PREINIT:
+		int i;
+		dTHX;
+	CODE:
+		MY_CXT_CLONE;
+		tTHX parent = MY_CXT.self;
+		MY_CXT.self = my_perl;
+#if (PERL_VERSION < 10) || (PERL_VERSION == 10 && PERL_SUBVERSION <= 0)
+		/* CLONE entered without a pointer table, so we can't safely clone static data */
+		if(!PL_ptr_table) {
+			for(i=0;i<N_CALLBACKS;i++) {
+				MY_CXT.callback[i] = NULL;
+			}
+			MY_CXT.handles = newHV();
+		} else
+#endif
+		{
+			CLONE_PARAMS *clone_param;
+#if (PERL_VERSION > 13) || (PERL_VERSION == 13 && PERL_SUBVERSION >= 2)
+			clone_param = clone_params_new(parent, aTHX);
+#else
+			CLONE_PARAMS raw_param;
+			raw_param.flags = 0;
+			raw_param.proto_perl = parent;
+			raw_param.stashes = (AV*)sv_2mortal((SV*)newAV());
+			clone_param = &raw_param;
+#endif
+			for(i=0;i<N_CALLBACKS;i++) {
+				MY_CXT.callback[i] = sv_dup(MY_CXT.callback[i], clone_param);
+			}
+			MY_CXT.handles = (HV*)sv_dup((SV*)MY_CXT.handles, clone_param);
+#if (PERL_VERSION > 13) || (PERL_VERSION == 13 && PERL_SUBVERSION >= 2)
+			clone_params_del(clone_param);
+#endif
+		}
+
 SV*
 fuse_get_context()
 	PREINIT:
@@ -821,9 +1568,14 @@ fuse_get_context()
 	fc = fuse_get_context();
 	if(fc) {
 		HV *hash = newHV();
-		hv_store(hash, "uid", 3, newSViv(fc->uid), 0);
-		hv_store(hash, "gid", 3, newSViv(fc->gid), 0);
-		hv_store(hash, "pid", 3, newSViv(fc->pid), 0);
+		(void) hv_store(hash, "uid",   3, newSViv(fc->uid), 0);
+		(void) hv_store(hash, "gid",   3, newSViv(fc->gid), 0);
+		(void) hv_store(hash, "pid",   3, newSViv(fc->pid), 0);
+		if (fc->private_data)
+			(void) hv_store(hash, "private", 7, fc->private_data, 0);
+#if FUSE_VERSION >= 28
+		(void) hv_store(hash, "umask", 5, newSViv(fc->umask), 0);
+#endif /* FUSE_VERSION >= 28 */
 		RETVAL = newRV_noinc((SV*)hash);
 	} else {
 		XSRETURN_UNDEF;
@@ -831,54 +1583,86 @@ fuse_get_context()
 	OUTPUT:
 	RETVAL
 
+SV *
+fuse_version()
+	CODE:
+	RETVAL = newSVpvf("%d.%d", FUSE_MAJOR_VERSION, FUSE_MINOR_VERSION);
+	OUTPUT:
+	RETVAL
+
+#ifndef __FreeBSD__
+SV *
+XATTR_CREATE()
+	CODE:
+	RETVAL = newSViv(XATTR_CREATE);
+	OUTPUT:
+	RETVAL
+
+SV *
+XATTR_REPLACE()
+	CODE:
+	RETVAL = newSViv(XATTR_REPLACE);
+	OUTPUT:
+	RETVAL
+
+#endif
+
 void
 perl_fuse_main(...)
 	PREINIT:
-	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};
-	int i, fd, debug, threaded;
+	struct fuse_operations fops;
+	int i, debug;
 	char *mountpoint;
 	char *mountopts;
-	struct fuse_args margs = FUSE_ARGS_INIT(0, NULL);
-	struct fuse_args fargs = FUSE_ARGS_INIT(0, NULL);
+	struct fuse_args args = FUSE_ARGS_INIT(0, NULL);
+	struct fuse_chan *fc;
+	dMY_CXT;
 	INIT:
-	if(items != 29) {
+	if(items != N_CALLBACKS + 5) {
 		fprintf(stderr,"Perl<->C inconsistency or internal error\n");
 		XSRETURN_UNDEF;
 	}
+	memset(&fops, 0, sizeof(struct fuse_operations));
 	CODE:
 	debug = SvIV(ST(0));
-	threaded = SvIV(ST(1));
-	if(threaded) {
+	MY_CXT.threaded = SvIV(ST(1));
+	MY_CXT.handles = (HV*)(sv_2mortal((SV*)(newHV())));
+	if(MY_CXT.threaded) {
 #ifdef FUSE_USE_ITHREADS
-		master_interp = PERL_GET_CONTEXT;
+		master_interp = aTHX;
+		MUTEX_INIT(&MY_CXT.mutex);
+		SvSHARE((SV*)(MY_CXT.handles));
 #else
 		fprintf(stderr,"FUSE warning: Your script has requested multithreaded "
-		               "mode, but your perl was not built with -Dusethreads.  "
-		               "Threads are disabled.\n");
-		threaded = 0;
+		               "mode, but your perl was not built with a supported "
+		               "thread model. Threads are disabled.\n");
+		MY_CXT.threaded = 0;
 #endif
 	}
 	mountpoint = SvPV_nolen(ST(2));
 	mountopts = SvPV_nolen(ST(3));
+#if FUSE_VERSION >= 28
+	fops.flag_nullpath_ok = SvIV(ST(4));
+#endif /* FUSE_VERSION >= 28 */
 	for(i=0;i<N_CALLBACKS;i++) {
-		SV *var = ST(i+4);
+		SV *var = ST(i+5);
 		/* allow symbolic references, or real code references. */
 		if(SvOK(var) && (SvPOK(var) || (SvROK(var) && SvTYPE(SvRV(var)) == SVt_PVCV))) {
 			void **tmp1 = (void**)&_available_ops, **tmp2 = (void**)&fops;
+			/* Dirty hack, to keep anything from overwriting the
+			 * flag area with a pointer. There should never be
+			 * anything passed as 'junk', but this prevents
+			 * someone from doing it and screwing things up... */
+			if (i == 38)
+				continue;
 			tmp2[i] = tmp1[i];
-#ifdef FUSE_USE_ITHREADS
-			if(threaded)
-                /* note: under 5.8.7, this croaks for code references. */
-                SvSHARE(var);
-#endif
-			_PLfuse_callbacks[i] = var;
-		} else
-		if(SvOK(var)) {
-			croak("invalid callback passed to perl_fuse_main "
+			MY_CXT.callback[i] = var;
+		} else if(SvOK(var)) {
+			croak("invalid callback (%i) passed to perl_fuse_main "
 			      "(%s is not a string, code ref, or undef).\n",
-			      i+4,SvPVbyte_nolen(var));
+			      i+5,SvPVbyte_nolen(var));
+		} else {
+			MY_CXT.callback[i] = NULL;
 		}
 	}
 	/*
@@ -886,30 +1670,28 @@ perl_fuse_main(...)
 	 * to hack on compatibility with other parts of the new API. First and
 	 * foremost, real C argc/argv would be good to get at...
 	 */
-	if (mountopts &&
-	    (fuse_opt_add_arg(&margs, "") == -1 ||
-	     fuse_opt_add_arg(&margs, "-o") == -1 ||
-	     fuse_opt_add_arg(&margs, mountopts) == -1)) {
-		fuse_opt_free_args(&margs);
+	if ((mountopts || debug) && fuse_opt_add_arg(&args, "") == -1) {
+		fuse_opt_free_args(&args);
 		croak("out of memory\n");
 	}
-	fd = fuse_mount(mountpoint,&margs);
-	fuse_opt_free_args(&margs);        
-	if(fd < 0)
-		croak("could not mount fuse filesystem!\n");
-        if (debug) {
-		if ( fuse_opt_add_arg(&fargs, "") == -1 ||
-			fuse_opt_add_arg(&fargs, "-d") == -1) {
-			fuse_opt_free_args(&fargs);
-			croak("out of memory\n");
-		}
-	} else {
-		if (fuse_opt_add_arg(&fargs, "") == -1)
-			croak("out of memory\n");
+	if (mountopts && strcmp("", mountopts) &&
+	     (fuse_opt_add_arg(&args, "-o") == -1 ||
+	     fuse_opt_add_arg(&args, mountopts) == -1)) {
+		fuse_opt_free_args(&args);
+		croak("out of memory\n");
 	}
-
-	if(threaded) {
-		fuse_loop_mt(fuse_new(fd,&fargs,&fops,sizeof(fops)));
+	if (debug && fuse_opt_add_arg(&args, "-d") == -1) {
+		fuse_opt_free_args(&args);
+		croak("out of memory\n");
+	}
+	fc = fuse_mount(mountpoint,&args);
+	if (fc == NULL)
+		croak("could not mount fuse filesystem!\n");
+#ifndef __NetBSD__
+	if(MY_CXT.threaded) {
+		fuse_loop_mt(fuse_new(fc,&args,&fops,sizeof(fops),NULL));
 	} else
-		fuse_loop(fuse_new(fd,&fargs,&fops,sizeof(fops)));
-	fuse_opt_free_args(&fargs);
+#endif
+		fuse_loop(fuse_new(fc,&args,&fops,sizeof(fops),NULL));
+	fuse_unmount(mountpoint,fc);
+	fuse_opt_free_args(&args);