sepos_version.py

"""
0001565c    int64_t sub_1565c(int64_t arg1)

0001565c    {
0001565c        uint64_t x8 = arg1 >> 0x28;
00015670        uint64_t x9 = arg1 >> 0x1e & 0x3ff;
00015674        uint64_t x10 = arg1 >> 0x14 & 0x3ff;
00015678        uint64_t x11 = arg1 >> 0xa & 0x3ff;
0001567c        uint64_t x12 = arg1 & 0x3ff;
"""
import sys
import struct

if len(sys.argv) != 2:
    print("needs SEP")
    sys.exit(1)

with open(sys.argv[1], "rb") as f:

    sep = f.read()
    sepos = sep.find(b"SEPOS")
    print(f"SEPOS @ {hex(sepos)}")

    version_field = sepos + 32

    print(f"SEPOS version @ {hex(version_field)}")
    f.seek(version_field)
    version = f.read(8)
    print(version)
    value = struct.unpack("<Q", version)[0]
    print(value)

    sepos_version = f"{value >> 40}.{(value >> 30) & 0x3ff}.{(value >> 20) & 0x3ff}.{(value >> 10) & 0x3ff}.{value & 0x3ff}"
    print(sepos_version)