Files
NeoBoot-9/NeoBoot/ubi_reader_arm/ubi/defines.py
2020-01-07 11:13:30 +02:00

63 lines
1.2 KiB
Python

#!/usr/bin/python
import struct
UBI_CRC32_INIT = 4294967295L
UBI_MAX_VOLUMES = 128
UBI_INTERNAL_VOL_START = 2147479551
UBI_EC_HDR_MAGIC = 'UBI#'
EC_HDR_FORMAT = '>4sB3sQIII32sI'
EC_HDR_FIELDS = ['magic',
'version',
'padding',
'ec',
'vid_hdr_offset',
'data_offset',
'image_seq',
'padding2',
'hdr_crc']
UBI_EC_HDR_SZ = struct.calcsize(EC_HDR_FORMAT)
UBI_VID_HDR_MAGIC = 'UBI!'
VID_HDR_FORMAT = '>4sBBBBII4sIIII4sQ12sI'
VID_HDR_FIELDS = ['magic',
'version',
'vol_type',
'copy_flag',
'compat',
'vol_id',
'lnum',
'padding',
'data_size',
'used_ebs',
'data_pad',
'data_crc',
'padding2',
'sqnum',
'padding3',
'hdr_crc']
UBI_VID_HDR_SZ = struct.calcsize(VID_HDR_FORMAT)
VTBL_REC_FORMAT = '>IIIBBH128sB23sI'
VTBL_REC_FIELDS = ['reserved_pebs',
'alignment',
'data_pad',
'vol_type',
'upd_marker',
'name_len',
'name',
'flags',
'padding',
'crc']
UBI_VTBL_REC_SZ = struct.calcsize(VTBL_REC_FORMAT)
UBI_VID_DYNAMIC = 1
UBI_VID_STATIC = 2
PRINT_VOL_TYPE_LIST = [0, 'dynamic', 'static']
UBI_VTBL_AUTORESIZE_FLG = 1
UBI_COMPAT_DELETE = 1
UBI_COMPAT_RO = 2
UBI_COMPAT_PRESERVE = 4
UBI_COMPAT_REJECT = 5
PRINT_COMPAT_LIST = [0,
'Delete',
'Read Only',
0,
'Preserve',
'Reject']
FILE_CHUNK_SZ = 5242880