mirror of
https://xff.cz/git/u-boot/
synced 2025-10-31 10:26:10 +01:00
4101f68792
Use 'struct' instead of a typdef. Also since 'struct block_dev_desc' is long and causes 80-column violations, rename it to struct blk_desc. Signed-off-by: Simon Glass <sjg@chromium.org> Reviewed-by: Bin Meng <bmeng.cn@gmail.com> Tested-by: Stephen Warren <swarren@nvidia.com>
105 lines
2.7 KiB
C
105 lines
2.7 KiB
C
/*
|
|
* ZFS filesystem port for Uboot by
|
|
* Jorgen Lundman <lundman at lundman.net>
|
|
*
|
|
* zfsfs support
|
|
* made from existing GRUB Sources by Sun, GNU and others.
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License version 2 as
|
|
* published by the Free Software Foundation.
|
|
*
|
|
* 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., 675 Mass Ave, Cambridge, MA 02139, USA.
|
|
*/
|
|
|
|
#ifndef __ZFS_COMMON__
|
|
#define __ZFS_COMMON__
|
|
|
|
#define SECTOR_SIZE 0x200
|
|
#define SECTOR_BITS 9
|
|
|
|
|
|
typedef enum zfs_endian {
|
|
UNKNOWN_ENDIAN = -2,
|
|
LITTLE_ENDIAN = -1,
|
|
BIG_ENDIAN = 0
|
|
} zfs_endian_t;
|
|
|
|
|
|
/* Endian macros. */
|
|
#define zfs_to_cpu16(x, a) (((a) == BIG_ENDIAN) ? be16_to_cpu(x) \
|
|
: le16_to_cpu(x))
|
|
#define cpu_to_zfs16(x, a) (((a) == BIG_ENDIAN) ? cpu_to_be16(x) \
|
|
: cpu_to_le16(x))
|
|
|
|
#define zfs_to_cpu32(x, a) (((a) == BIG_ENDIAN) ? be32_to_cpu(x) \
|
|
: le32_to_cpu(x))
|
|
#define cpu_to_zfs32(x, a) (((a) == BIG_ENDIAN) ? cpu_to_be32(x) \
|
|
: cpu_to_le32(x))
|
|
|
|
#define zfs_to_cpu64(x, a) (((a) == BIG_ENDIAN) ? be64_to_cpu(x) \
|
|
: le64_to_cpu(x))
|
|
#define cpu_to_zfs64(x, a) (((a) == BIG_ENDIAN) ? cpu_to_be64(x) \
|
|
: cpu_to_le64(x))
|
|
|
|
|
|
enum zfs_errors {
|
|
ZFS_ERR_NONE = 0,
|
|
ZFS_ERR_NOT_IMPLEMENTED_YET = -1,
|
|
ZFS_ERR_BAD_FS = -2,
|
|
ZFS_ERR_OUT_OF_MEMORY = -3,
|
|
ZFS_ERR_FILE_NOT_FOUND = -4,
|
|
ZFS_ERR_BAD_FILE_TYPE = -5,
|
|
ZFS_ERR_OUT_OF_RANGE = -6,
|
|
};
|
|
|
|
struct zfs_filesystem {
|
|
|
|
/* Block Device Descriptor */
|
|
struct blk_desc *dev_desc;
|
|
};
|
|
|
|
struct device_s {
|
|
uint64_t part_length;
|
|
};
|
|
typedef struct device_s *device_t;
|
|
|
|
struct zfs_file {
|
|
device_t device;
|
|
uint64_t size;
|
|
void *data;
|
|
uint64_t offset;
|
|
};
|
|
|
|
typedef struct zfs_file *zfs_file_t;
|
|
|
|
struct zfs_dirhook_info {
|
|
int dir;
|
|
int mtimeset;
|
|
time_t mtime;
|
|
time_t mtime2;
|
|
};
|
|
|
|
|
|
|
|
|
|
struct zfs_filesystem *zfsget_fs(void);
|
|
int zfs_open(zfs_file_t, const char *filename);
|
|
uint64_t zfs_read(zfs_file_t, char *buf, uint64_t len);
|
|
struct zfs_data *zfs_mount(device_t);
|
|
int zfs_close(zfs_file_t);
|
|
int zfs_ls(device_t dev, const char *path,
|
|
int (*hook) (const char *, const struct zfs_dirhook_info *));
|
|
int zfs_devread(int sector, int byte_offset, int byte_len, char *buf);
|
|
void zfs_set_blk_dev(struct blk_desc *rbdd, disk_partition_t *info);
|
|
void zfs_unmount(struct zfs_data *data);
|
|
int lzjb_decompress(void *, void *, uint32_t, uint32_t);
|
|
#endif
|