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#!/usr/bin/env python3
#
# make-usb - Creates a file containing vendor and product ids.
# It use the databases from
# - The USB ID Repository: https://usb-ids.gowdy.us (http://www.linux-usb.org), mirrored at Sourceforge
# - libgphoto2 from gPhoto: https://github.com/gphoto/libgphoto2 (http://gphoto.org), available at GitHub
# to create our file epan/dissectors/usb.c
import re
import sys
import urllib.request, urllib.error, urllib.parse
MODE_IDLE = 0
MODE_VENDOR_PRODUCT = 1
MIN_VENDORS = 3400 # 3409 as of 2020-11-15
MIN_PRODUCTS = 20000 # 20361 as of 2020-11-15
mode = MODE_IDLE
req_headers = { 'User-Agent': 'Wireshark make-usb' }
req = urllib.request.Request('https://sourceforge.net/p/linux-usb/repo/HEAD/tree/trunk/htdocs/usb.ids?format=raw', headers=req_headers)
response = urllib.request.urlopen(req)
lines = response.read().decode('UTF-8', 'replace').splitlines()
vendors = dict()
products = dict()
vendors_str="static const value_string usb_vendors_vals[] = {\n"
products_str="static const value_string usb_products_vals[] = {\n"
# Escape backslashes, quotes, control characters and non-ASCII characters.
escapes = {}
for i in range(256):
if i in b'\\"':
escapes[i] = '\\%c' % i
elif i in range(0x20, 0x80) or i in b'\t':
escapes[i] = chr(i)
else:
escapes[i] = '\\%03o' % i
for utf8line in lines:
# Convert single backslashes to double (escaped) backslashes, escape quotes, etc.
utf8line = utf8line.rstrip()
utf8line = re.sub("\?+", "?", utf8line)
line = ''.join(escapes[byte] for byte in utf8line.encode('utf8'))
if line == "# Vendors, devices and interfaces. Please keep sorted.":
mode = MODE_VENDOR_PRODUCT
continue
elif line == "# List of known device classes, subclasses and protocols":
mode = MODE_IDLE
continue
if mode == MODE_VENDOR_PRODUCT:
if re.match("^[0-9a-f]{4}", line):
last_vendor=line[:4]
vendors[last_vendor] = line[4:].strip()
elif re.match("^\t[0-9a-f]{4}", line):
line = line.strip()
product = "%s%s"%(last_vendor, line[:4])
products[product] = line[4:].strip()
req = urllib.request.Request('https://raw.githubusercontent.com/gphoto/libgphoto2/master/camlibs/ptp2/library.c', headers=req_headers)
response = urllib.request.urlopen(req)
lines = response.read().decode('UTF-8', 'replace').splitlines()
mode = MODE_IDLE
for line in lines:
if mode == MODE_IDLE and re.match(r".*\bmodels\[\]", line):
mode = MODE_VENDOR_PRODUCT
continue
if mode == MODE_VENDOR_PRODUCT and re.match(r"};", line):
mode = MODE_IDLE
if mode == MODE_IDLE:
continue
m = re.match(r"\s*{\"(.*):(.*)\",\s*0x([0-9a-fA-F]{4}),\s*0x([0-9a-fA-F]{4}),.*},", line)
if m is not None:
manuf = m.group(1).strip()
model = re.sub(r"\(.*\)", "", m.group(2)).strip()
product = m.group(3) + m.group(4)
products[product] = ' '.join((manuf, model))
req = urllib.request.Request('https://raw.githubusercontent.com/gphoto/libgphoto2/master/camlibs/ptp2/music-players.h', headers=req_headers)
response = urllib.request.urlopen(req)
lines = response.read().decode('UTF-8', 'replace').splitlines()
for line in lines:
m = re.match(r"\s*{\s*\"(.*)\",\s*0x([0-9a-fA-F]{4}),\s*\"(.*)\",\s*0x([0-9a-fA-F]{4}),", line)
if m is not None:
manuf = m.group(1).strip()
model = m.group(3).strip()
product = m.group(2) + m.group(4)
products[product] = ' '.join((manuf, model))
if (len(vendors) < MIN_VENDORS):
sys.stderr.write("Not enough vendors: %d\n" % len(vendors))
sys.exit(1)
if (len(products) < MIN_PRODUCTS):
sys.stderr.write("Not enough products: %d\n" % len(products))
sys.exit(1)
for v in sorted(vendors):
vendors_str += " { 0x%s, \"%s\" },\n"%(v,vendors[v])
vendors_str += """ { 0, NULL }\n};
value_string_ext ext_usb_vendors_vals = VALUE_STRING_EXT_INIT(usb_vendors_vals);
"""
for p in sorted(products):
products_str += " { 0x%s, \"%s\" },\n"%(p,products[p])
products_str += """ { 0, NULL }\n};
value_string_ext ext_usb_products_vals = VALUE_STRING_EXT_INIT(usb_products_vals);
"""
header="""/* usb.c
* USB vendor id and product ids
* This file was generated by running python ./tools/make-usb.py
* Don't change it directly.
*
* Copyright 2012, Michal Labedzki for Tieto Corporation
*
* Other values imported from libghoto2/camlibs/ptp2/library.c, music-players.h
*
* Copyright (C) 2001-2005 Mariusz Woloszyn <emsi@ipartners.pl>
* Copyright (C) 2003-2013 Marcus Meissner <marcus@jet.franken.de>
* Copyright (C) 2005 Hubert Figuiere <hfiguiere@teaser.fr>
* Copyright (C) 2009 Axel Waggershauser <awagger@web.de>
* Copyright (C) 2005-2007 Richard A. Low <richard@wentnet.com>
* Copyright (C) 2005-2012 Linus Walleij <triad@df.lth.se>
* Copyright (C) 2007 Ted Bullock
* Copyright (C) 2012 Sony Mobile Communications AB
*
* Wireshark - Network traffic analyzer
* By Gerald Combs <gerald@wireshark.org>
* Copyright 1998 Gerald Combs
*
* SPDX-License-Identifier: GPL-2.0-or-later
*/
/*
* XXX We should probably parse a USB ID file at program start instead
* of generating this file.
*/
#include "config.h"
#include <epan/packet.h>
"""
f = open('epan/dissectors/usb.c', 'w')
f.write(header)
f.write("\n")
f.write(vendors_str)
f.write("\n\n")
f.write(products_str)
f.write("\n")
f.close()
print("Success!")
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