l4vfs::extendable Interface Reference

Interface to connect and disconnect name spaces. More...

import "extendable.idl";

Inheritance diagram for l4vfs::extendable:

List of all members.

Public Member Functions
int	attach_namespace ([in] volume_id_t volume_id,[in, string] char *mounted_dir,[in, string] char *mount_dir)
	mount some dir of a volume to some other point in the namespace
int	detach_namespace ([in, string] char *mount_dir)
	unmount some dir from the namespace

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Detailed Description

Interface to connect and disconnect name spaces.

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Member Function Documentation

int l4vfs::extendable::attach_namespace	(	[in] volume_id_t	volume_id,
		[in, string] char *	mounted_dir,
		[in, string] char *	mount_dir
	)

mount some dir of a volume to some other point in the namespace

Parameters:

	volume_id	id of the volume to attach
	mounted_dir	is an absolute path with its root at the volume's root
	mount_dir	is an absolute path with its root at the name-space's root

Returns:

0 on success, errorcode otherwise

• L4VFS_ENOT_ABS_PATH if a non-absolute path was encountered
• L4VFS_ERESOLVE if a path could not be resolved
• L4VFS_EVOL_NOT_REG requested volume was not registered
• EBUSY other error like duplicate mounting, any of the paths is a mount point or a mounted point already
• ENOMEM propably mount table is full

int l4vfs::extendable::detach_namespace

(

[in, string] char *

mount_dir

)

unmount some dir from the namespace

Parameters:

mount_dir

is an absolute path in the name_server's name space, should point to a mount point

Returns:

0 on succes, otherwise

• errorcode

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The documentation for this interface was generated from the following file:

• /tmp/l4check/full_tree/trunk/l4/pkg/l4vfs/idl/extendable.idl