#!/usr/bin/env?python

#?Ndiff
#
#?This?programs?reads?two?Nmap?xml?files?and?displays?a?list?of?their
#?differences.
#
#?Copyright?2008?Insecure.Com?LLC
#?Ndiff?is?distributed?under?the?same?license?as?Nmap.?See?the?file?COPYING?or
#?https://nmap.org/data/COPYING.?See?https://nmap.org/book/man-legal.html?for
#?more?details.
#
#?David?Fifield
#?based?on?a?design?by?Michael?Pattrick

import?datetime
import?difflib
import?getopt
import?sys
import?time

#?Prevent?loading?Pyxml
import?xml
xml.__path__?=?[x?for?x?in?xml.__path__?if?“_xmlplus“?not?in?x]

import?xml.sax
import?xml.sax.saxutils
import?xml.dom.minidom
from?StringIO?import?StringIO

verbose?=?False

NDIFF_xml_VERSION?=?u“1“


class?OverrideEntityResolver（xml.sax.handler.EntityResolver）:
????“““This?class?overrides?the?default?behavior?of?xml.sax?to?download
????remote?DTDs?instead?returning?blank?strings“““
????empty?=?StringIO（）

????def?resolveEntity（self?publicId?systemId）:
????????return?OverrideEntityResolver.empty


class?Scan（object）:
????“““A?single?Nmap?scan?corresponding?to?a?single?invocation?of?Nmap.?It?is
????a?container?for?a?list?of?hosts.?It?also?has?utility?methods?to?load?itself
????from?an?Nmap?xml?file.“““
????def?__init__（self）:
????????self.scanner?=?None
????????self.version?=?None
????????self.args?=?None
????????self.start_date?=?None
????????self.end_date?=?None
????????self.hosts?=?[]
????????self.pre_script_results?=?[]
????????self.post_script_results?=?[]

????def?sort_hosts（self）:
????????self.hosts.sort（key=lambda?h:?h.get_id（））

????def?load（self?f）:
????????“““Load?a?scan?from?the?Nmap?xml?in?the?file-like?object?f.“““
????????parser?=?xml.sax.make_parser（）
????????handler?=?NmapContentHandler（self）
????????parser.setEntityResolver（OverrideEntityResolver（））
????????parser.setContentHandler（handler）
????????parser.parse（f）

????def?load_from_file（self?filename）:
????????“““Load?a?scan?from?the?Nmap?xml?file?with?the?given?filename.“““
????????f?=?open（filename?“r“）
????????try:
????????????self.load（f）
????????finally:
????????????f.close（）

????def?write_nmaprun_open（self?writer）:
????????attrs?=?{}
????????if?self.scanner?is?not?None:
????????????attrs[u“scanner“]?=?self.scanner
????????if?self.args?is?not?None:
????????????attrs[u“args“]?=?self.args
????????if?self.start_date?is?not?None:
????????????attrs[u“start“]?=?“%d“?%?time.mktime（self.start_date.timetuple（））
????????????attrs[u“startstr“]?=?self.start_date.strftime（
????????????????????“%a?%b?%d?%H:%M:%S?%Y“）
????????if?self.version?is?not?None:
????????????attrs[u“version“]?=?self.version
????????writer.startElement（u“nmaprun“?attrs）

????def?write_nmaprun_close（self?writer）:
????????writer.endElement（u“nmaprun“）

????def?nmaprun_to_dom_fragment（self?document）:
????????frag?=?document.createDocumentFragment（）
????????elem?=?document.createElement（u“nmaprun“）
????????if?self.scanner?is?not?None:
????????????elem.setAttribute（u“scanner“?self.scanner）
????????if?self.args?is?not?None:
??

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2017-05-12?15:04??localnet\
?????目錄???????????0??2017-05-12?14:36??localnet\.gradle\
?????目錄???????????0??2017-05-12?14:36??localnet\.gradle\2.13\
?????目錄???????????0??2017-05-12?15:03??localnet\.gradle\2.13\taskArtifacts\
?????文件??????????31??2017-05-12?14:36??localnet\.gradle\2.13\taskArtifacts\cache.properties
?????文件??????????17??2017-05-12?14:37??localnet\.gradle\2.13\taskArtifacts\cache.properties.lock
?????文件???????26124??2017-05-12?14:37??localnet\.gradle\2.13\taskArtifacts\fileHashes.bin
?????文件???????63592??2017-05-12?14:37??localnet\.gradle\2.13\taskArtifacts\fileSnapshots.bin
?????文件???????21479??2017-05-12?14:37??localnet\.gradle\2.13\taskArtifacts\taskArtifacts.bin
?????目錄???????????0??2017-05-12?15:03??localnet\.idea\
?????文件?????????854??2017-05-11?17:15??localnet\.idea\compiler.xml
?????目錄???????????0??2017-05-12?15:03??localnet\.idea\copyright\
?????文件??????????76??2017-05-11?15:48??localnet\.idea\copyright\profiles_settings.xml
?????文件?????????714??2017-05-11?16:13??localnet\.idea\gradle.xml
?????目錄???????????0??2017-05-12?15:03??localnet\.idea\libraries\
?????文件?????????491??2017-05-11?16:13??localnet\.idea\libraries\Gradle__junit_junit_4_11.xml
?????文件?????????547??2017-05-11?16:13??localnet\.idea\libraries\Gradle__org_hamcrest_hamcrest_core_1_3.xml
?????文件????????1610??2017-05-11?17:14??localnet\.idea\misc.xml
?????目錄???????????0??2017-05-12?15:03??localnet\.idea\modules\
?????文件?????????592??2017-05-12?13:34??localnet\.idea\modules.xml
?????文件?????????737??2017-05-11?16:13??localnet\.idea\modules\localnet.iml
?????文件?????????942??2017-05-12?11:45??localnet\.idea\modules\localnet_main.iml
?????文件????????1268??2017-05-12?11:45??localnet\.idea\modules\localnet_test.iml
?????文件???????88278??2017-05-12?14:59??localnet\.idea\workspace.xml
?????目錄???????????0??2017-05-12?15:03??localnet\build\
?????文件?????????713??2017-05-12?14:37??localnet\build.gradle
?????目錄???????????0??2017-05-11?17:15??localnet\build\classes\
?????目錄???????????0??2017-05-12?15:03??localnet\build\classes\main\
?????目錄???????????0??2017-05-12?11:45??localnet\build\classes\main\com\
?????目錄???????????0??2017-05-12?11:45??localnet\build\classes\main\com\keydak\
?????目錄???????????0??2017-05-12?15:03??localnet\build\classes\main\com\keydak\localnet\
............此處省略960個文件信息