Add qemu 2.4.0

[kvmfornfv.git] / qemu / roms / ipxe / src / net / oncrpc / mount.c

diff --git a/qemu/roms/ipxe/src/net/oncrpc/mount.c b/qemu/roms/ipxe/src/net/oncrpc/mount.c
new file mode 100644 (file)
index 0000000..8838a14
--- /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;
+}