mount.h File Reference

NFS MOUNT protocol. More...

#include <ipxe/nfs.h>

Go to the source code of this file.

Data Structures
struct	mount_mnt_reply
	A MOUNT MNT reply. More...

Macros
#define	ONCRPC_MOUNT   100005
	NFS MOUNT protocol number. More...
#define	MOUNT_VERS   3
	NFS MOUNT protocol version. More...
#define	MNT3_OK   0
	No error. More...
#define	MNT3ERR_PERM   1
	Not owner. More...
#define	MNT3ERR_NOENT   2
	No such file or directory. More...
#define	MNT3ERR_IO   5
	I/O error. More...
#define	MNT3ERR_ACCES   13
	Permission denied. More...
#define	MNT3ERR_NOTDIR   20
	Not a directory. More...
#define	MNT3ERR_INVAL   22
	Invalid argument. More...
#define	MNT3ERR_NAMETOOLONG   63
	Filename too long. More...
#define	MNT3ERR_NOTSUPP   10004
	Operation not supported. More...
#define	MNT3ERR_SERVERFAULT   10006
	A failure on the server. More...

Functions
	FILE_LICENCE (GPL2_OR_LATER_OR_UBDL)
static void	mount_init_session (struct oncrpc_session *session, struct oncrpc_cred *credential)
	Prepare an ONC RPC session to be used as a MOUNT session. More...
int	mount_mnt (struct interface *intf, struct oncrpc_session *session, const char *mountpoint)
	Send a MNT request. More...
int	mount_umnt (struct interface *intf, struct oncrpc_session *session, const char *mountpoint)
	Send a UMNT request. More...
int	mount_get_mnt_reply (struct mount_mnt_reply *mnt_reply, struct oncrpc_reply *reply)
	Parse an MNT reply. More...

Detailed Description

NFS MOUNT protocol.

Definition in file mount.h.

Macro Definition Documentation

ONCRPC_MOUNT

#define ONCRPC_MOUNT   100005

NFS MOUNT protocol number.

Definition at line 15 of file mount.h.

MOUNT_VERS

#define MOUNT_VERS   3

NFS MOUNT protocol version.

Definition at line 17 of file mount.h.

MNT3_OK

#define MNT3_OK   0

No error.

Definition at line 21 of file mount.h.

MNT3ERR_PERM

#define MNT3ERR_PERM   1

Not owner.

Definition at line 23 of file mount.h.

MNT3ERR_NOENT

#define MNT3ERR_NOENT   2

No such file or directory.

Definition at line 25 of file mount.h.

MNT3ERR_IO

#define MNT3ERR_IO   5

I/O error.

Definition at line 27 of file mount.h.

MNT3ERR_ACCES

#define MNT3ERR_ACCES   13

Permission denied.

Definition at line 29 of file mount.h.

MNT3ERR_NOTDIR

#define MNT3ERR_NOTDIR   20

Not a directory.

Definition at line 31 of file mount.h.

MNT3ERR_INVAL

#define MNT3ERR_INVAL   22

Invalid argument.

Definition at line 33 of file mount.h.

MNT3ERR_NAMETOOLONG

#define MNT3ERR_NAMETOOLONG   63

Filename too long.

Definition at line 35 of file mount.h.

MNT3ERR_NOTSUPP

#define MNT3ERR_NOTSUPP   10004

Operation not supported.

Definition at line 37 of file mount.h.

MNT3ERR_SERVERFAULT

#define MNT3ERR_SERVERFAULT   10006

A failure on the server.

Definition at line 39 of file mount.h.

Function Documentation

FILE_LICENCE()

FILE_LICENCE

(

GPL2_OR_LATER_OR_UBDL

)

mount_init_session()

static void mount_init_session ( struct oncrpc_session *  session, struct oncrpc_cred *  credential  )

inlinestatic

Prepare an ONC RPC session to be used as a MOUNT session.

Parameters

session	ONC RPC session
credential	ONC RPC credential

The credential parameter must not be NULL, use 'oncrpc_auth_none' if you don't want a particular scheme to be used.

Definition at line 62 of file mount.h.

                                                                         {
        oncrpc_init_session ( session, credential, &oncrpc_auth_none,
                              ONCRPC_MOUNT, MOUNT_VERS );
}

References MOUNT_VERS, oncrpc_auth_none, oncrpc_init_session(), ONCRPC_MOUNT, and session.

Referenced by nfs_open().

mount_mnt()

int mount_mnt	(	struct interface *	intf,
		struct oncrpc_session *	session,
		const char *	mountpoint
	)

Send a MNT request.

Parameters

intf	Interface to send the request on
session	ONC RPC session
mountpoinrt	The path of the directory to mount.

Return values

rc	Return status code

Definition at line 56 of file mount.c.

                                         {
        struct oncrpc_field fields[] = {
                ONCRPC_FIELD ( str, mountpoint ),
                ONCRPC_FIELD_END,
        };

        return oncrpc_call ( intf, session, MOUNT_MNT, fields );
}

References MOUNT_MNT, oncrpc_call(), ONCRPC_FIELD, ONCRPC_FIELD_END, and session.

Referenced by nfs_mount_step().

mount_umnt()

int mount_umnt	(	struct interface *	intf,
		struct oncrpc_session *	session,
		const char *	mountpoint
	)

Send a UMNT request.

Parameters

intf	Interface to send the request on
session	ONC RPC session
mountpoinrt	The path of the directory to unmount.

Return values

rc	Return status code

Definition at line 74 of file mount.c.

                                          {
        struct oncrpc_field fields[] = {
                ONCRPC_FIELD ( str, mountpoint ),
                ONCRPC_FIELD_END,
        };

        return oncrpc_call ( intf, session, MOUNT_UMNT, fields );
}

References MOUNT_UMNT, oncrpc_call(), ONCRPC_FIELD, ONCRPC_FIELD_END, and session.

Referenced by nfs_mount_step().

mount_get_mnt_reply()

int mount_get_mnt_reply	(	struct mount_mnt_reply *	mnt_reply,
		struct oncrpc_reply *	reply
	)

Parse an MNT reply.

Parameters

mnt_reply	A structure where the data will be saved
reply	The ONC RPC reply to get data from

Return values

rc	Return status code

Definition at line 91 of file mount.c.

                                                       {
        if (  ! mnt_reply || ! reply )
                return -EINVAL;

        mnt_reply->status = oncrpc_iob_get_int ( reply->data );

        switch ( mnt_reply->status )
        {
        case MNT3_OK:
                break;
        case MNT3ERR_NOENT:
                return -ENOENT;
        case MNT3ERR_IO:
                return -EIO;
        case MNT3ERR_ACCES:
                return -EACCES;
        case MNT3ERR_NOTDIR:
                return -ENOTDIR;
        case MNT3ERR_NAMETOOLONG:
                return -ENAMETOOLONG;
        default:
                return -EPROTO;
        }

        nfs_iob_get_fh ( reply->data, &mnt_reply->fh );

        return 0;
}

References oncrpc_reply::data, EACCES, EINVAL, EIO, ENAMETOOLONG, ENOENT, ENOTDIR, EPROTO, mount_mnt_reply::fh, MNT3_OK, MNT3ERR_ACCES, MNT3ERR_IO, MNT3ERR_NAMETOOLONG, MNT3ERR_NOENT, MNT3ERR_NOTDIR, nfs_iob_get_fh(), oncrpc_iob_get_int, and mount_mnt_reply::status.

Referenced by nfs_mount_deliver().