iPXE
Defines | Functions
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.

Defines

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

Functions

int mount_mnt (struct interface *intf, struct oncrpc_session *session, const char *mountpoint)
 Send a MNT request.
int mount_umnt (struct interface *intf, struct oncrpc_session *session, const char *mountpoint)
 Send a UMNT request.
int mount_get_mnt_reply (struct mount_mnt_reply *mnt_reply, struct oncrpc_reply *reply)
 Parse an MNT reply.

Detailed Description

NFS MOUNT protocol.

Definition in file mount.c.


Define Documentation

#define MOUNT_MNT   1

MNT procedure number.

Definition at line 44 of file mount.c.

Referenced by mount_mnt().

#define MOUNT_UMNT   3

UMNT procedure number.

Definition at line 46 of file mount.c.

Referenced by mount_umnt().


Function Documentation

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

Send a MNT request.

Parameters:
intfInterface to send the request on
sessionONC RPC session
mountpoinrtThe path of the directory to mount.
Return values:
rcReturn status code

Definition at line 56 of file mount.c.

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

Referenced by nfs_mount_step().

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

        return oncrpc_call ( intf, session, MOUNT_MNT, fields );
}
int mount_umnt ( struct interface intf,
struct oncrpc_session session,
const char *  mountpoint 
)

Send a UMNT request.

Parameters:
intfInterface to send the request on
sessionONC RPC session
mountpoinrtThe path of the directory to unmount.
Return values:
rcReturn status code

Definition at line 74 of file mount.c.

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

Referenced by nfs_mount_step().

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

        return oncrpc_call ( intf, session, MOUNT_UMNT, fields );
}
int mount_get_mnt_reply ( struct mount_mnt_reply mnt_reply,
struct oncrpc_reply reply 
)

Parse an MNT reply.

Parameters:
mnt_replyA structure where the data will be saved
replyThe ONC RPC reply to get data from
Return values:
rcReturn status code

Definition at line 91 of file mount.c.

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().

                                                       {
        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;
}