diff options
author | Yang Zhang <yang.z.zhang@intel.com> | 2015-08-28 09:58:54 +0800 |
---|---|---|
committer | Yang Zhang <yang.z.zhang@intel.com> | 2015-09-01 12:44:00 +0800 |
commit | e44e3482bdb4d0ebde2d8b41830ac2cdb07948fb (patch) | |
tree | 66b09f592c55df2878107a468a91d21506104d3f /qemu/roms/ipxe/src/net/oncrpc/mount.c | |
parent | 9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00 (diff) |
Add qemu 2.4.0
Change-Id: Ic99cbad4b61f8b127b7dc74d04576c0bcbaaf4f5
Signed-off-by: Yang Zhang <yang.z.zhang@intel.com>
Diffstat (limited to 'qemu/roms/ipxe/src/net/oncrpc/mount.c')
-rw-r--r-- | qemu/roms/ipxe/src/net/oncrpc/mount.c | 119 |
1 files changed, 119 insertions, 0 deletions
diff --git a/qemu/roms/ipxe/src/net/oncrpc/mount.c b/qemu/roms/ipxe/src/net/oncrpc/mount.c new file mode 100644 index 000000000..8838a147c --- /dev/null +++ b/qemu/roms/ipxe/src/net/oncrpc/mount.c @@ -0,0 +1,119 @@ +/* + * Copyright (C) 2013 Marin Hannache <ipxe@mareo.fr>. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of the + * License, or any later version. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA + * 02110-1301, USA. + */ + +#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> + +/** @file + * + * NFS MOUNT protocol + * + */ + +/** MNT procedure number */ +#define MOUNT_MNT 1 +/** UMNT procedure number */ +#define MOUNT_UMNT 3 + +/** + * Send a MNT request + * + * @v intf Interface to send the request on + * @v session ONC RPC session + * @v mountpoinrt The path of the directory to mount. + * @ret rc Return status code + */ +int mount_mnt ( struct interface *intf, struct oncrpc_session *session, + const char *mountpoint ) { + struct oncrpc_field fields[] = { + ONCRPC_FIELD ( str, mountpoint ), + ONCRPC_FIELD_END, + }; + + return oncrpc_call ( intf, session, MOUNT_MNT, fields ); +} + +/** + * Send a UMNT request + * + * @v intf Interface to send the request on + * @v session ONC RPC session + * @v mountpoinrt The path of the directory to unmount. + * @ret rc Return status code + */ +int mount_umnt ( struct interface *intf, struct oncrpc_session *session, + const char *mountpoint ) { + struct oncrpc_field fields[] = { + ONCRPC_FIELD ( str, mountpoint ), + ONCRPC_FIELD_END, + }; + + return oncrpc_call ( intf, session, MOUNT_UMNT, fields ); +} + +/** + * Parse an MNT reply + * + * @v mnt_reply A structure where the data will be saved + * @v reply The ONC RPC reply to get data from + * @ret rc Return status code + */ +int mount_get_mnt_reply ( struct mount_mnt_reply *mnt_reply, + struct oncrpc_reply *reply ) { + 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; +} |