Exemplo n.º 1
1
/* This, and hence fuse_reply, are called on a different thread to the one the
 * request came in on. This doesn't seem to matter. */
static void chunk_done (void *read_ctxt, int rc, size_t size)
{
    read_context_t *ctxt = (read_context_t *)read_ctxt;


    if (size != ctxt->size)
    {
        read_trace("bytes read != request size => EOF / error\n");
    }

    /* As a result of this read() operation we can say certain things
     * about the direntry. These professions can be made with confidence
     * because we've just performed an actual network transaction, so
     * our information is "live":
     * - If we actually read data from the file then it definitely still
     *   exists, now.
     * - If we tried to read from it and found it didn't exist, then it
     *   definitely doesn't exist any more.
     * - Any other error doesn't give enough info.
     */
    if (!rc)
    {
        direntry_still_exists(ctxt->de);
    }
    else if (rc == ENOENT)
    {
        direntry_no_longer_exists(ctxt->de);
    }


    if (!rc)
    {
        assert(!fuse_reply_buf(ctxt->req, ctxt->buf, size));
    }
    else
    {
        assert(!fuse_reply_err(ctxt->req, rc));
    }

    direntry_delete(CALLER_INFO ctxt->de);
    free(ctxt->buf);
    free(read_ctxt);
}
int fuse_reply_entry(fuse_req_t req, const struct fuse_entry_param *e)
{
	struct fuse_entry_out arg;
	size_t size = req->f->conn.proto_minor < 9 ?
		FUSE_COMPAT_ENTRY_OUT_SIZE : sizeof(arg);

	/* before ABI 7.4 e->ino == 0 was invalid, only ENOENT meant
	   negative entry */
	if (!e->ino && req->f->conn.proto_minor < 4)
		return fuse_reply_err(req, ENOENT);

	memset(&arg, 0, sizeof(arg));
	fill_entry(&arg, e);
	return send_reply_ok(req, &arg, size);
}
Exemplo n.º 3
0
static void sqfs_ll_op_listxattr(fuse_req_t req, fuse_ino_t ino, size_t size) {
	sqfs_ll_i lli;
	char *buf;
	int ferr;
	
	if (sqfs_ll_iget(req, &lli, ino))
		return;

	buf = NULL;
	if (size && !(buf = malloc(size))) {
		fuse_reply_err(req, ENOMEM);
		return;
	}
	
	ferr = sqfs_listxattr(&lli.ll->fs, &lli.inode, buf, &size);
	if (ferr) {
		fuse_reply_err(req, ferr);
	} else if (buf) {
		fuse_reply_buf(req, buf, size);
	} else {
		fuse_reply_xattr(req, size);
	}
	free(buf);
}
Exemplo n.º 4
0
static void sqfs_ll_op_read(fuse_req_t req, fuse_ino_t ino,
		size_t size, off_t off, struct fuse_file_info *fi) {
	sqfs_ll *ll = fuse_req_userdata(req);
	sqfs_inode *inode = (sqfs_inode*)(intptr_t)fi->fh;
	sqfs_err err = SQFS_OK;
	
	off_t osize;
	char *buf = malloc(size);
	if (!buf) {
		fuse_reply_err(req, ENOMEM);
		return;
	}
	
	osize = size;
	err = sqfs_read_range(&ll->fs, inode, off, &osize, buf);
	if (err) {
		fuse_reply_err(req, EIO);
	} else if (osize == 0) { /* EOF */
		fuse_reply_buf(req, NULL, 0);
	} else {
		fuse_reply_buf(req, buf, osize);
	}
	free(buf);
}
static void do_mknod(fuse_req_t req, fuse_ino_t nodeid, const void *inarg)
{
	struct fuse_mknod_in *arg = (struct fuse_mknod_in *) inarg;
	char *name = PARAM(arg);

	if (req->f->conn.proto_minor >= 12)
		req->ctx.umask = arg->umask;
	else
		name = (char *) inarg + FUSE_COMPAT_MKNOD_IN_SIZE;

	if (req->f->op.mknod)
		req->f->op.mknod(req, nodeid, name, arg->mode, arg->rdev);
	else
		fuse_reply_err(req, ENOSYS);
}
Exemplo n.º 6
0
static void lfs_ll_readdir(fuse_req_t req, fuse_ino_t ino, size_t size,
                             off_t off, struct fuse_file_info *fi){
  (void) fi;
  if (ino != 1)
    fuse_reply_err(req, ENOTDIR);
   else {
    struct dirbuf b;
    memset(&b, 0, sizeof(b));
    dirbuf_add(req, &b, ".", 1);
    dirbuf_add(req, &b, "..", 1);
    dirbuf_add(req, &b, hello_name, 2);
    reply_buf_limited(req, b.p, b.size, off, size);
    free(b.p);
    }
}
Exemplo n.º 7
0
Arquivo: fuse.c Projeto: zmike/compiz
static void
compiz_lookup(fuse_req_t req,
              fuse_ino_t parent,
              const char *name)
{
   CompDisplay *d = (CompDisplay *)fuse_req_userdata(req);
   FuseInode *inode;
   struct fuse_entry_param e;

   inode = fuseFindInode(inodes, parent, DIR_MASK);
   if (!inode)
     {
        fuse_reply_err(req, ENOENT);
        return;
     }

   if (!inode->child || !(inode->type & CONST_DIR_MASK))
     fuseUpdateInode(d, inode);

   inode = fuseLookupChild(inode, name);
   if (!inode)
     {
        fuse_reply_err(req, ENOENT);
        return;
     }

   memset(&e, 0, sizeof (e));

   e.attr_timeout = 1.0;
   e.entry_timeout = 1.0;
   e.ino = inode->ino;

   fuseInodeStat(d, inode, &e.attr);

   fuse_reply_entry(req, &e);
}
Exemplo n.º 8
0
static void do_write(fuse_req_t req, fuse_ino_t nodeid, const void *inarg)
{
    struct fuse_write_in *arg = (struct fuse_write_in *) inarg;
    struct fuse_file_info fi;

    memset(&fi, 0, sizeof(fi));
    fi.fh = arg->fh;
    fi.fh_old = fi.fh;
    fi.writepage = arg->write_flags & 1;

    if (req->f->op.write)
        req->f->op.write(req, nodeid, PARAM(arg), arg->size, arg->offset, &fi);
    else
        fuse_reply_err(req, ENOSYS);
}
static void do_releasedir(fuse_req_t req, fuse_ino_t nodeid, const void *inarg)
{
	struct fuse_release_in *arg = (struct fuse_release_in *) inarg;
	struct fuse_file_info fi;

	memset(&fi, 0, sizeof(fi));
	fi.flags = arg->flags;
	fi.fh = arg->fh;
	fi.fh_old = fi.fh;

	if (req->f->op.releasedir)
		req->f->op.releasedir(req, nodeid, &fi);
	else
		fuse_reply_err(req, 0);
}
Exemplo n.º 10
0
void blob_ll_ioctl(fuse_req_t req, fuse_ino_t ino, int cmd, 
		   void *arg, struct fuse_file_info *fi, unsigned flagsp, 
		   const void *in_buf, size_t in_bufsz, size_t out_bufszp) {
    blob_mirror_t *lm = (blob_mirror_t *)fi->fh;

    switch (cmd) {
    case COMMIT:	
	fuse_reply_ioctl(req, lm->commit() ? 0 : -1, NULL, 0);
	break;
    case CLONE_AND_COMMIT:
	fuse_reply_ioctl(req, lm->clone_and_commit() ? 0 : -1, NULL, 0);
	break;
    default:
	fuse_reply_err(req, EINVAL);
    }
}
Exemplo n.º 11
0
static void do_getlk(fuse_req_t req, fuse_ino_t nodeid, const void *inarg)
{
    struct fuse_lk_in *arg = (struct fuse_lk_in *) inarg;
    struct fuse_file_info fi;
    struct flock flock;

    memset(&fi, 0, sizeof(fi));
    fi.fh = arg->fh;
    fi.lock_owner = arg->owner;

    convert_fuse_file_lock(&arg->lk, &flock);
    if (req->f->op.getlk)
        req->f->op.getlk(req, nodeid, &fi, &flock);
    else
        fuse_reply_err(req, ENOSYS);
}
Exemplo n.º 12
0
static void hello_ll_lookup(fuse_req_t req, fuse_ino_t parent, const char *name)
{
    struct fuse_entry_param e;

    if (parent != 1 || strcmp(name, hello_name) != 0)
        fuse_reply_err(req, ENOENT);
    else {
        memset(&e, 0, sizeof(e));
        e.ino = 2;
        e.attr_timeout = 1.0;
        e.entry_timeout = 1.0;
        hello_stat(e.ino, &e.attr);

        fuse_reply_entry(req, &e);
    }
}
Exemplo n.º 13
0
static void serve_getattr(fuse_req_t req, fuse_ino_t fuse_ino, struct fuse_file_info * fi)
{
	Dprintf("%s(ino = %lu)\n", __FUNCTION__, fuse_ino);
	struct stat stbuf;
	int r;

	(void) fi;

	memset(&stbuf, 0, sizeof(stbuf));
	r = fill_stat(reqmount(req), fusecfsino(req, fuse_ino), fuse_ino, &stbuf);
	if (r < 0)
		r = fuse_reply_err(req, -r);
	else
		r = fuse_reply_attr(req, &stbuf, STDTIMEOUT);
	fuse_reply_assert(!r);
}
Exemplo n.º 14
0
void hsx_fuse_open (fuse_req_t req, fuse_ino_t ino _U_, struct fuse_file_info *fi)
{
	int err=0;
	uint64_t fh =(uint64_t) malloc (FI_FH_LEN);
	DEBUG_IN ("ino : (%lu)  fi->flags:%d",ino, fi->flags);
	if (!fh){
		err = ENOMEM;
		ERR ("malloc failed:%d\n",err);
		fuse_reply_err(req, err);

	}
	else {
		fi->fh = fh;
		fuse_reply_open(req, fi);
	}
	DEBUG_OUT(" fh:%lu",fh);	
}
Exemplo n.º 15
0
int fuse_reply_iov(fuse_req_t req, const struct iovec *iov, int count)
{
	int res;
	struct iovec *padded_iov;

	padded_iov = malloc((count + 1) * sizeof(struct iovec));
	if (padded_iov == NULL)
		return fuse_reply_err(req, -ENOMEM);

	memcpy(padded_iov + 1, iov, count * sizeof(struct iovec));
	count++;

	res = send_reply_iov(req, 0, padded_iov, count);
	free(padded_iov);

	return res;
}
Exemplo n.º 16
0
/*
 * When the device is created in QEMU it gets initialised here and added to the device linked list.
 */
static void
vhost_net_open(fuse_req_t req, struct fuse_file_info *fi)
{
	struct vhost_device_ctx ctx = fuse_req_to_vhost_ctx(req, fi);
	int err = 0;

	err = ops->new_device(ctx);
	if (err == -1) {
		fuse_reply_err(req, EPERM);
		return;
	}

	fi->fh = err;

	RTE_LOG(INFO, CONFIG, "(%"PRIu64") Device configuration started\n", fi->fh);
	fuse_reply_open(req, fi);
}
Exemplo n.º 17
0
static void do_flush(fuse_req_t req, fuse_ino_t nodeid, const void *inarg)
{
    struct fuse_flush_in *arg = (struct fuse_flush_in *) inarg;
    struct fuse_file_info fi;

    memset(&fi, 0, sizeof(fi));
    fi.fh = arg->fh;
    fi.fh_old = fi.fh;
    fi.flush = 1;
    if (req->f->conn.proto_minor >= 7)
        fi.lock_owner = arg->lock_owner;

    if (req->f->op.flush)
        req->f->op.flush(req, nodeid, &fi);
    else
        fuse_reply_err(req, ENOSYS);
}
Exemplo n.º 18
0
static void overlay_releasedir(fuse_req_t req, struct workspace_dh_struct *dh)
{
    struct overlay_readdir_struct *overlay_readdir=(struct overlay_readdir_struct *)dh->handle.data;
    struct directory_struct *directory=NULL;
    struct timespec synctime;
    unsigned int error=0;
    unsigned int mode=0;

    logoutput("RELEASEDIR");

    directory=dh->directory;

    if (overlay_readdir) {

	mode=overlay_readdir->mode;

	close_readdir(overlay_readdir);

	if (overlay_readdir->fd>0) {

	    close(overlay_readdir->fd);
	    overlay_readdir->fd=0;

	}

	free(overlay_readdir);
	overlay_readdir=NULL;

    }

    fuse_reply_err(req, 0);

    if (directory) {

	/* when synced with backend and there were entries at start test these are not synced */

	if ((dh->mode & _WORKSPACE_READDIR_MODE_NONEMPTY) &&  (mode & (_FW_READDIR_MODE_SIMPLE | _FW_READDIR_MODE_FULL))) remove_old_entries(dh->object, directory, &dh->synctime);

	memcpy(&directory->synctime, &dh->synctime, sizeof(struct timespec));

    }

    clean_pathcache();

}
int fuse_reply_entry(fuse_req_t req, const struct fuse_entry_param *e)
{
    struct fuse_entry_out arg;

    /* before ABI 7.4 e->ino == 0 was invalid, only ENOENT meant
       negative entry */
    if (!e->ino && req->f->conn.proto_minor < 4)
        return fuse_reply_err(req, ENOENT);

    memset(&arg, 0, sizeof(arg));
    fill_entry(&arg, e);
#ifdef POSIXACLS
    return send_reply_ok(req, &arg, (req->f->conn.proto_minor >= 12 
			? sizeof(arg) : FUSE_COMPAT_ENTRY_OUT_SIZE));
#else
    return send_reply_ok(req, &arg, sizeof(arg));
#endif
}
Exemplo n.º 20
0
static void do_read(fuse_req_t req, fuse_ino_t nodeid, const void *inarg)
{
	struct fuse_read_in *arg = (struct fuse_read_in *) inarg;

	if (req->f->op.read) {
		struct fuse_file_info fi;

		memset(&fi, 0, sizeof(fi));
		fi.fh = arg->fh;
		fi.fh_old = fi.fh;
		if (req->f->conn.proto_minor >= 9) {
			fi.lock_owner = arg->lock_owner;
			fi.flags = arg->flags;
		}
		req->f->op.read(req, nodeid, arg->size, arg->offset, &fi);
	} else
		fuse_reply_err(req, ENOSYS);
}
static void do_ioctl(fuse_req_t req, fuse_ino_t nodeid, const void *inarg)
{
	struct fuse_ioctl_in *arg = (struct fuse_ioctl_in *) inarg;
	unsigned int flags = arg->flags;
	void *in_buf = arg->in_size ? PARAM(arg) : NULL;
	struct fuse_file_info fi;

	memset(&fi, 0, sizeof(fi));
	fi.fh = arg->fh;
	fi.fh_old = fi.fh;

	if (req->f->op.ioctl)
		req->f->op.ioctl(req, nodeid, arg->cmd,
				 (void *)(uintptr_t)arg->arg, &fi, flags,
				 in_buf, arg->in_size, arg->out_size);
	else
		fuse_reply_err(req, ENOSYS);
}
Exemplo n.º 22
0
static void serve_symlink(fuse_req_t req, const char * link, fuse_ino_t parent,
                          const char * local_name)
{
	Dprintf("%s(parent = %lu, local_name = \"%s\", link = \"%s\")\n", __FUNCTION__, parent, local_name, link);
	CFS_t * cfs = reqcfs(req);
	inode_t cfs_parent = fusecfsino(req, parent);
	int mode = S_IFLNK | (S_IRWXU | S_IRWXG | S_IRWXO);
	fuse_metadata_t fusemd = { .ctx = fuse_req_ctx(req), .mode = mode, .type = TYPE_SYMLINK, .type_info.symlink = { .link = link, .link_len = strlen(link) } };
	metadata_set_t initialmd = { .get = fuse_get_metadata, .arg = &fusemd };
	inode_t cfs_ino;
	fdesc_t * fdesc;
	int r;
	struct fuse_entry_param e;

	if (!feature_supported(cfs, FSTITCH_FEATURE_SYMLINK))
	{
		r = -ENOSYS;
		goto error;
	}

	r = CALL(cfs, create, cfs_parent, local_name, 0, &initialmd, &fdesc, &cfs_ino);
	if (r < 0)
		goto error;
	assert(cfs_ino != INODE_NONE);
	fdesc->common->parent = cfs_parent;
	r = CALL(cfs, close, fdesc);
	assert(r >= 0);
	fdesc = NULL;

	r = init_fuse_entry(reqmount(req), cfs_parent, cfs_ino, cfsfuseino(req, cfs_ino), &e);
	if (r < 0)
	{
		(void) CALL(reqmount(req)->cfs, unlink, parent, local_name);
		goto error;
	}

	r = fuse_reply_entry(req, &e);
	fuse_reply_assert(!r);
	return;

  error:
	r = fuse_reply_err(req, -r);
	fuse_reply_assert(!r);
}
Exemplo n.º 23
0
static void sqfs_ll_op_readdir(fuse_req_t req, fuse_ino_t ino, size_t size,
		off_t off, struct fuse_file_info *fi) {
	sqfs_err sqerr;
	sqfs_dir dir;
	sqfs_name namebuf;
	sqfs_dir_entry entry;
	size_t esize;
	struct stat st;
	
	char *buf = NULL, *bufpos = NULL;
	sqfs_ll_i *lli = (sqfs_ll_i*)(intptr_t)fi->fh;
	int err = 0;
	
	if (sqfs_dir_open(&lli->ll->fs, &lli->inode, &dir, off))
		err = EINVAL;
	if (!err && !(bufpos = buf = malloc(size)))
		err = ENOMEM;
	
	if (!err) {
		memset(&st, 0, sizeof(st));
		sqfs_dentry_init(&entry, namebuf);
		while (sqfs_dir_next(&lli->ll->fs, &dir, &entry, &sqerr)) {
			st.st_ino = lli->ll->ino_fuse_num(lli->ll, &entry);
			st.st_mode = sqfs_dentry_mode(&entry);
		
			esize = sqfs_ll_add_direntry(req, bufpos, size, sqfs_dentry_name(&entry),
				&st, sqfs_dentry_next_offset(&entry));
			if (esize > size)
				break;
		
			bufpos += esize;
			size -= esize;
		}
		if (sqerr)
			err = EIO;
	}
	
	if (err)
		fuse_reply_err(req, err);
	else
		fuse_reply_buf(req, buf, bufpos - buf);
	free(buf);
}
Exemplo n.º 24
0
static void workspace_nfs_fsync(fuse_req_t req, int datasync, struct workspace_fh_struct *fh)
{
    struct resource_struct *resource=fh->object->resource;
    struct net_nfs_export_struct *nfs_export=(struct net_nfs_export_struct *) resource->data;
    struct nfs_context *nfs_ctx=(struct nfs_context *) nfs_export->data;
    struct nfsfh *nfsfh=(struct nfsfh *) fh->handle.data;
    int result=0;

    logoutput("workspace_nfs_fsync");

    pthread_mutex_lock(&nfs_export->mutex);

    result=nfs_close(nfs_ctx, nfsfh);

    pthread_mutex_unlock(&nfs_export->mutex);

    fuse_reply_err(req, abs(result));

}
Exemplo n.º 25
0
void mfs_meta_opendir(fuse_req_t req, fuse_ino_t ino, struct fuse_file_info *fi) {
	dirbuf *dirinfo;
	if (ino==META_ROOT_INODE || ino==META_TRASH_INODE || ino==META_UNDEL_INODE || ino==META_RESERVED_INODE) {
		dirinfo = malloc(sizeof(dirbuf));
		pthread_mutex_init(&(dirinfo->lock),NULL);
		dirinfo->p = NULL;
		dirinfo->size = 0;
		dirinfo->wasread = 0;
		fi->fh = (unsigned long)dirinfo;
		if (fuse_reply_open(req,fi) == -ENOENT) {
			fi->fh = 0;
			pthread_mutex_destroy(&(dirinfo->lock));
			free(dirinfo->p);
			free(dirinfo);
		}
	} else {
		fuse_reply_err(req, ENOTDIR);
	}
}
Exemplo n.º 26
0
static void do_release(fuse_req_t req, fuse_ino_t nodeid, const void *inarg)
{
    struct fuse_release_in *arg = (struct fuse_release_in *) inarg;
    struct fuse_file_info fi;

    memset(&fi, 0, sizeof(fi));
    fi.flags = arg->flags;
    fi.fh = arg->fh;
    fi.fh_old = fi.fh;
    if (req->f->conn.proto_minor >= 8) {
        fi.flush = (arg->release_flags & FUSE_RELEASE_FLUSH) ? 1 : 0;
        fi.lock_owner = arg->lock_owner;
    }

    if (req->f->op.release)
        req->f->op.release(req, nodeid, &fi);
    else
        fuse_reply_err(req, 0);
}
Exemplo n.º 27
0
static void serve_statfs(fuse_req_t req)
{
	Dprintf("%s()\n", __FUNCTION__);
	struct statvfs st; // For more info, see: man 2 statvfs
	int r;

	r = CALL(reqcfs(req), get_metadata, 0, FSTITCH_FEATURE_BLOCKSIZE, sizeof(st.f_frsize), &st.f_frsize);
	if (r < 0)
		goto serve_statfs_err;
	else if (sizeof(st.f_bsize) != r)
	{
		r = -1;
		goto serve_statfs_err;
	}
	st.f_bsize = st.f_frsize;

	r = CALL(reqcfs(req), get_metadata, 0, FSTITCH_FEATURE_DEVSIZE, sizeof(st.f_blocks), &st.f_blocks);
	if (sizeof(st.f_blocks) != r)
		st.f_blocks = st.f_bfree = st.f_bavail = 0;
	else
	{
		r = CALL(reqcfs(req), get_metadata, 0, FSTITCH_FEATURE_FREESPACE, sizeof(st.f_bavail), &st.f_bavail);
		if (sizeof(st.f_bavail) != r)
			st.f_bfree = st.f_bavail = 0;
		else
			st.f_bfree = st.f_bavail;
	}

	// TODO - add lfs features for these guys
	st.f_files = 0;
	st.f_ffree = st.f_favail = 0;
	st.f_flag = 0;
	st.f_namemax = NAME_MAX;

	r = fuse_reply_statfs(req, &st);
	fuse_reply_assert(!r);
	return;

serve_statfs_err:
	r = fuse_reply_err(req, -r);
	fuse_reply_assert(!r);
	return;
}
Exemplo n.º 28
0
static void workspace_nfs_opendir(fuse_req_t req, struct workspace_dh_struct *dh)
{
    struct resource_struct *resource=dh->object->resource;
    struct net_nfs_export_struct *nfs_export=(struct net_nfs_export_struct *) resource->data;
    struct nfs_context *nfs_ctx=(struct nfs_context *) nfs_export->data;
    char *path=dh->pathinfo.path + dh->relpath;
    unsigned int error=0;
    struct directory_struct *directory=dh->directory;
    struct nfsdir *dir=NULL;
    int result=0;

    if (strlen(path)==0) path=(char *) rootpath;

    logoutput("workspace_nfs_opendir: path %s", path);

    pthread_mutex_lock(&nfs_export->mutex);

    result=nfs_opendir(nfs_ctx, path, &dir);

    pthread_mutex_unlock(&nfs_export->mutex);

    if (result==0) {

	dh->handle.data = (void *) dir;

        fuse_reply_open(req, dh->fi);
	free_path_pathinfo(&dh->pathinfo);

	return;

    } else {

	error=abs(result);

    }

    logoutput("workspace_opendir, error %i", error);

    fuse_reply_err(req, error);
    free_path_pathinfo(&dh->pathinfo);

}
Exemplo n.º 29
0
void blob_ll_lookup(fuse_req_t req, fuse_ino_t parent, const char *name) {
    struct fuse_entry_param e;

    boost::uint32_t id = ino_id(parent), ver = 0;

    DBG("lookup name = " << name);
    if ((parent == 1 && sscanf(name, "blob-%d", &id) != 1) ||
	(ino_id(parent) != 0 && ino_version(parent) == 0 && 
	 sscanf(name, "version-%d", &ver) != 1) ||
	(ino_id(parent) != 0 && ino_version(parent) != 0))
	fuse_reply_err(req, ENOENT);
    else {
	memset(&e, 0, sizeof(e));
	e.ino = build_ino(id, ver);
	e.attr_timeout = 1.0;
	e.entry_timeout = 1.0;
	blob_stat(e.ino, &e.attr);
	fuse_reply_entry(req, &e);
    }
}
Exemplo n.º 30
0
static void do_create(fuse_req_t req, fuse_ino_t nodeid, const void *inarg)
{
	struct fuse_create_in *arg = (struct fuse_create_in *) inarg;

	if (req->f->op.create) {
		struct fuse_file_info fi;
		char *name = PARAM(arg);

		memset(&fi, 0, sizeof(fi));
		fi.flags = arg->flags;

		if (req->f->conn.proto_minor >= 12)
			req->ctx.umask = arg->umask;
		else
			name = (char *) inarg + sizeof(struct fuse_open_in);

		req->f->op.create(req, nodeid, name, arg->mode, &fi);
	} else
		fuse_reply_err(req, ENOSYS);
}