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#!/usr/bin/env python3
#
# Copyright (C) 2021 Reiko Asakura. All Rights Reserved.
#
# Vita Development Suite Libraries
#
from hashlib import sha1
from pathlib import Path
import nids
def name2nid(n, s):
digest = sha1((n + s).encode('utf-8')).digest()
return int.from_bytes(digest[:4], byteorder='little')
def module_cb(ud, modname, module):
ud[0] = modname
def library_cb(ud, libname, library):
for suffix in ['', ud[0], libname]:
if library['nid'] == name2nid(libname, suffix):
print(f'{libname} [{suffix}]')
ud[1] = suffix
return
ud[1] = None
def export_cb(ud, kind, name, nid):
if ud[1] is not None:
computed_nid = name2nid(name, ud[1])
if nid != computed_nid:
print(f' {nid:08X} ≠ {computed_nid:08X} {name}')
def check_digest(f):
nids.process(f, module_cb=module_cb, library_cb=library_cb, export_cb=export_cb, user_data=[None, None])
nids.iterdir('nids', check_digest)
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