Log message for revision 122086: Removed unused tar module Changed: D Zope/trunk/src/App/tar.py
-=- Deleted: Zope/trunk/src/App/tar.py =================================================================== --- Zope/trunk/src/App/tar.py 2011-07-03 15:22:42 UTC (rev 122085) +++ Zope/trunk/src/App/tar.py 2011-07-03 15:24:47 UTC (rev 122086) @@ -1,142 +0,0 @@ -############################################################################## -# -# Copyright (c) 2002 Zope Foundation and Contributors. -# -# This software is subject to the provisions of the Zope Public License, -# Version 2.1 (ZPL). A copy of the ZPL should accompany this distribution. -# THIS SOFTWARE IS PROVIDED "AS IS" AND ANY AND ALL EXPRESS OR IMPLIED -# WARRANTIES ARE DISCLAIMED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED -# WARRANTIES OF TITLE, MERCHANTABILITY, AGAINST INFRINGEMENT, AND FITNESS -# FOR A PARTICULAR PURPOSE -# -############################################################################## -"""Simple module for writing tar files -""" - -import sys, time, zlib -try: - from newstruct import pack -except: - from struct import pack - - -def oct8(i): - i=oct(i) - return '0'*(6-len(i))+i+' \0' - -def oct12(i): - i=oct(i) - v = '0'*(11-len(i))+i+' ' - if len(v) > 12: - left = v[:-12] - for c in left: - if c != '0': - raise ValueError, 'value too large for oct12' - return v[-12:] - return v - -def pad(s,l): - ls=len(s) - if ls >= l: raise ValueError, 'value, %s, too wide for field (%d)' % (s,l) - return s+'\0'*(l-ls) - -class TarEntry: - - def __init__(self, path, data, - mode=0644, uid=0, gid=0, mtime=None, typeflag='0', - linkname='', uname='jim', gname='system', prefix=''): - "Initialize a Tar archive entry" - self.data=data - if mtime is None: mtime=int(time.time()) - header=''.join([ - pad(path, 100), - oct8(mode), - oct8(uid), - oct8(gid), - oct12(len(data)), - oct12(mtime), - ' ' * 8, - typeflag, - pad(linkname, 100), - 'ustar\0', - '00', - pad(uname, 32), - pad(gname, 32), - '000000 \0', - '000000 \0', - pad(prefix, 155), - '\0'*12, - ]) - if len(header) != 512: - raise ValueError, 'Bad Header Length: %d' % len(header) - header=(header[:148]+ - oct8(reduce(lambda a,b: a+b, map(ord,header)))+ - header[156:]) - self.header=header - - def __str__(self): - data=self.data - l=len(data) - if l%512: data=data+'\0'*(512-l%512) - return self.header+data - -def tar(entries): - r=[] - ra=r.append - for name, data in entries: - ra(str(TarEntry(name,data))) - ra('\0'*1024) - return ''.join(r) - -def tgz(entries): - c=zlib.compressobj() - compress=c.compress - r=[] - ra=r.append - for name, data in entries: - ra(compress(str(TarEntry(name,data)))) - ra(compress('\0'*1024)) - ra(c.flush()) - return ''.join(r) - -class tgzarchive: - - def __init__(self, name, time=None): - self._f=gzFile('%s.tar' % name, time) - - def add(self, name, data): - self._f.write(str(TarEntry(name,data))) - - def finish(self): - self._f.write('\0'*1024) - - def __str__(self): - return self._f.getdata() - -class gzFile: - _l=0 - _crc=zlib.crc32("") - - def __init__(self, name, t=None): - self._c=zlib.compressobj(9, zlib.DEFLATED, -zlib.MAX_WBITS, - zlib.DEF_MEM_LEVEL, 0) - if t is None: t=time.time() - self._r=['\037\213\010\010', - pack("<i", int(t)), - '\2\377', - name, - '\0' - ] - - def write(self, s): - self._crc=zlib.crc32(s, self._crc) - self._r.append(self._c.compress(s)) - self._l=self._l+len(s) - - def getdata(self): - r=self._r - append=r.append - append(self._c.flush()) - append(pack("<i", self._crc)) - append(pack("<i", self._l)) - return ''.join(r) _______________________________________________ Zope-Checkins maillist - Zope-Checkins@zope.org https://mail.zope.org/mailman/listinfo/zope-checkins