* Free Software Foundation, Inc.
* Copyright 2004 Sun Microsystems, Inc.
*
- * GRUB 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
- * (at your option) any later version.
- *
- * GRUB 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 GRUB. If not, see <http://www.gnu.org/licenses/>.
- *
+ * SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <linux/ctype.h>
#include <asm/byteorder.h>
#include "zfs_common.h"
+#include "div64.h"
block_dev_desc_t *zfs_dev_desc;
return err;
}
-static int
-zfs_label(device_t device, char **label)
-{
- char *nvlist;
- int err;
- struct zfs_data *data;
-
- data = zfs_mount(device);
- if (!data)
- return ZFS_ERR_BAD_FS;
-
- err = int_zfs_fetch_nvlist(data, &nvlist);
- if (err) {
- zfs_unmount(data);
- return err;
- }
-
- *label = zfs_nvlist_lookup_string(nvlist, ZPOOL_CONFIG_POOL_NAME);
- free(nvlist);
- zfs_unmount(data);
- return ZFS_ERR_NONE;
-}
-
-static int
-zfs_uuid(device_t device, char **uuid)
-{
- struct zfs_data *data;
-
- data = zfs_mount(device);
- if (!data)
- return ZFS_ERR_BAD_FS;
-
- *uuid = malloc(17); /* %016llx + nil */
- if (!*uuid)
- return ZFS_ERR_OUT_OF_MEMORY;
-
- /* *uuid = xasprintf ("%016llx", (long long unsigned) data->pool_guid);*/
- snprintf(*uuid, 17, "%016llx", (long long unsigned) data->pool_guid);
- zfs_unmount(data);
-
- return ZFS_ERR_NONE;
-}
-
/*
* zfs_open() locates a file in the rootpool by following the
* MOS and places the dnode of the file in the memory address DNODE.
/*
* Find requested blkid and the offset within that block.
*/
- uint64_t blkid = (file->offset + red) / blksz;
+ uint64_t blkid = file->offset + red;
+ blkid = do_div(blkid, blksz);
free(data->file_buf);
data->file_buf = 0;
struct zfs_data *data;
int err;
int isfs;
-#if 0
- char *label = NULL;
-
- zfs_label(device, &label);
- if (label)
- printf("ZPOOL label '%s'\n",
- label);
-#endif
data = zfs_mount(device);
if (!data)