/usr/share/pyshared/kaa/metadata/games/snes.py is in python-kaa-metadata 0.7.7+svn4596-4.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 | # -*- coding: iso-8859-1 -*-
# -----------------------------------------------------------------------------
# snes.py - Gameboy Advance ROM parsing
# -----------------------------------------------------------------------------
# $Id: snes.py 4041 2009-05-22 14:59:59Z tack $
#
# -----------------------------------------------------------------------------
# kaa-Metadata - Media Metadata for Python
# Copyright (C) 2003-2006 Thomas Schueppel, Dirk Meyer
#
# First Edition: Richard Mottershead <richard.mottershead@v21net.co.uk>
# Maintainer: Richard Mottershead <richard.mottershead@v21net.co.uk>
#
# Please see the file AUTHORS for a complete list of authors.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of MER-
# CHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
# Public License for more details.
#
# You should have received a copy of the GNU General Public License along
# with this program; if not, write to the Free Software Foundation, Inc.,
# 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#
# -----------------------------------------------------------------------------
__all__ = ['Parser']
# python imports
import logging
import sys
from struct import unpack
from re import match
# kaa.metadata.games core import
import core
# get logging object
log = logging.getLogger('metadata')
# interesting file format info:
# http://www.classicgaming.com/epr/super/sneskart.html#embededcartridge
# Used to detect the internal rome information, as described in
# 'SNESKART.DOC v1.3'
snesromFileOffset = [33216, 32704, 65472, 65984]
#most of the code is imported from the old snesitem.py.
class SNES(core.Game):
def __init__(self,file):
core.Game.__init__(self)
self.mime = 'games/snes'
self.type = 'SuperNintendo game'
for offset in snesromFileOffset:
log.debug('Checking for rom header at offset: %d' % offset)
file.seek(offset)
romHeader = file.read(32)
try:
(romName, romHL, rom_type, romROM, romSRAM, romCountry,
romLic, romVer, romICHK, romCHK) = \
unpack('21sBBcccccHH', romHeader)
except Exception, e:
continue
if not rom_type in (0, 1, 2, 3, 4, 5, 19, 227, 246):
# invalid acording to the doc at www.classicgaming.com
continue
if not match('[a-zA-Z0-9 ]{21}', romName):
# FIXME: bad hack, but it shoudl work. If not, send some
# rom files to me. Without that many normal files are
# detect as ROM
continue
log.debug('ROM NAME: "%s"' % romName)
# Break now if CHECKSUM is OK
if (romICHK | romCHK) == 0xFFFF:
log.debug('SNES rom header detected at offset : %d!!!!' % offset)
break
# Bad Checksum, ignore for now
break
else:
# not detected as rom
raise core.ParseError()
self.title = romName.strip()
Parser = SNES
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