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class_name GRF
class Header:
static var byte_length: int = 46
## Byte Length: 15
## Master of Magic
var signature: String
## Byte Length: 15
var encryption: PackedByteArray
## Byte Type: u32
## Byte Length: 4
var file_table_offset: int
## Byte Type: u32
## Byte Length: 4
var reserved_files: int
## Byte Type: u32
## Byte Length: 4
var file_count: int
## Byte Type: u32
## Byte Length: 4
var version: int
static func from_file(file: FileAccess):
var header = Header.new()
header.signature = file.get_buffer(15).get_string_from_utf8()
header.encryption = file.get_buffer(15)
header.file_table_offset = file.get_buffer(4).decode_u32(0)
header.reserved_files = file.get_buffer(4).decode_u32(0)
header.file_count = file.get_buffer(4).decode_u32(0)
header.version = file.get_buffer(4).decode_u32(0)
return header
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