mount.c File Reference

NFS MOUNT protocol. More...

#include <stdint.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <assert.h>
#include <errno.h>
#include <libgen.h>
#include <byteswap.h>
#include <ipxe/time.h>
#include <ipxe/iobuf.h>
#include <ipxe/open.h>
#include <ipxe/features.h>
#include <ipxe/oncrpc.h>
#include <ipxe/oncrpc_iob.h>
#include <ipxe/nfs.h>
#include <ipxe/mount.h>

Go to the source code of this file.

Macros
#define	MOUNT_MNT   1
	MNT procedure number. More...
#define	MOUNT_UMNT   3
	UMNT procedure number. More...

Functions
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.c.

Macro Definition Documentation

MOUNT_MNT

#define MOUNT_MNT   1

MNT procedure number.

Definition at line 44 of file mount.c.

MOUNT_UMNT

#define MOUNT_UMNT   3

UMNT procedure number.

Definition at line 46 of file mount.c.

Function Documentation

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, and ONCRPC_FIELD_END.

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, and ONCRPC_FIELD_END.

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().