| Index: tools/telemetry/third_party/webpagereplay/third_party/dns/rdtypes/ANY/NSEC.py
|
| diff --git a/tools/telemetry/third_party/webpagereplay/third_party/dns/rdtypes/ANY/NSEC.py b/tools/telemetry/third_party/webpagereplay/third_party/dns/rdtypes/ANY/NSEC.py
|
| deleted file mode 100644
|
| index 72859ce108a883a0bcbcc4fd8ae185d7aea433f3..0000000000000000000000000000000000000000
|
| --- a/tools/telemetry/third_party/webpagereplay/third_party/dns/rdtypes/ANY/NSEC.py
|
| +++ /dev/null
|
| @@ -1,141 +0,0 @@
|
| -# Copyright (C) 2004-2007, 2009, 2010 Nominum, Inc.
|
| -#
|
| -# Permission to use, copy, modify, and distribute this software and its
|
| -# documentation for any purpose with or without fee is hereby granted,
|
| -# provided that the above copyright notice and this permission notice
|
| -# appear in all copies.
|
| -#
|
| -# THE SOFTWARE IS PROVIDED "AS IS" AND NOMINUM DISCLAIMS ALL WARRANTIES
|
| -# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
|
| -# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL NOMINUM BE LIABLE FOR
|
| -# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
|
| -# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
|
| -# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT
|
| -# OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
|
| -
|
| -import cStringIO
|
| -
|
| -import dns.exception
|
| -import dns.rdata
|
| -import dns.rdatatype
|
| -import dns.name
|
| -
|
| -class NSEC(dns.rdata.Rdata):
|
| - """NSEC record
|
| -
|
| - @ivar next: the next name
|
| - @type next: dns.name.Name object
|
| - @ivar windows: the windowed bitmap list
|
| - @type windows: list of (window number, string) tuples"""
|
| -
|
| - __slots__ = ['next', 'windows']
|
| -
|
| - def __init__(self, rdclass, rdtype, next, windows):
|
| - super(NSEC, self).__init__(rdclass, rdtype)
|
| - self.next = next
|
| - self.windows = windows
|
| -
|
| - def to_text(self, origin=None, relativize=True, **kw):
|
| - next = self.next.choose_relativity(origin, relativize)
|
| - text = ''
|
| - for (window, bitmap) in self.windows:
|
| - bits = []
|
| - for i in xrange(0, len(bitmap)):
|
| - byte = ord(bitmap[i])
|
| - for j in xrange(0, 8):
|
| - if byte & (0x80 >> j):
|
| - bits.append(dns.rdatatype.to_text(window * 256 + \
|
| - i * 8 + j))
|
| - text += (' ' + ' '.join(bits))
|
| - return '%s%s' % (next, text)
|
| -
|
| - def from_text(cls, rdclass, rdtype, tok, origin = None, relativize = True):
|
| - next = tok.get_name()
|
| - next = next.choose_relativity(origin, relativize)
|
| - rdtypes = []
|
| - while 1:
|
| - token = tok.get().unescape()
|
| - if token.is_eol_or_eof():
|
| - break
|
| - nrdtype = dns.rdatatype.from_text(token.value)
|
| - if nrdtype == 0:
|
| - raise dns.exception.SyntaxError("NSEC with bit 0")
|
| - if nrdtype > 65535:
|
| - raise dns.exception.SyntaxError("NSEC with bit > 65535")
|
| - rdtypes.append(nrdtype)
|
| - rdtypes.sort()
|
| - window = 0
|
| - octets = 0
|
| - prior_rdtype = 0
|
| - bitmap = ['\0'] * 32
|
| - windows = []
|
| - for nrdtype in rdtypes:
|
| - if nrdtype == prior_rdtype:
|
| - continue
|
| - prior_rdtype = nrdtype
|
| - new_window = nrdtype // 256
|
| - if new_window != window:
|
| - windows.append((window, ''.join(bitmap[0:octets])))
|
| - bitmap = ['\0'] * 32
|
| - window = new_window
|
| - offset = nrdtype % 256
|
| - byte = offset / 8
|
| - bit = offset % 8
|
| - octets = byte + 1
|
| - bitmap[byte] = chr(ord(bitmap[byte]) | (0x80 >> bit))
|
| - windows.append((window, ''.join(bitmap[0:octets])))
|
| - return cls(rdclass, rdtype, next, windows)
|
| -
|
| - from_text = classmethod(from_text)
|
| -
|
| - def to_wire(self, file, compress = None, origin = None):
|
| - self.next.to_wire(file, None, origin)
|
| - for (window, bitmap) in self.windows:
|
| - file.write(chr(window))
|
| - file.write(chr(len(bitmap)))
|
| - file.write(bitmap)
|
| -
|
| - def from_wire(cls, rdclass, rdtype, wire, current, rdlen, origin = None):
|
| - (next, cused) = dns.name.from_wire(wire[: current + rdlen], current)
|
| - current += cused
|
| - rdlen -= cused
|
| - windows = []
|
| - while rdlen > 0:
|
| - if rdlen < 3:
|
| - raise dns.exception.FormError("NSEC too short")
|
| - window = ord(wire[current])
|
| - octets = ord(wire[current + 1])
|
| - if octets == 0 or octets > 32:
|
| - raise dns.exception.FormError("bad NSEC octets")
|
| - current += 2
|
| - rdlen -= 2
|
| - if rdlen < octets:
|
| - raise dns.exception.FormError("bad NSEC bitmap length")
|
| - bitmap = wire[current : current + octets]
|
| - current += octets
|
| - rdlen -= octets
|
| - windows.append((window, bitmap))
|
| - if not origin is None:
|
| - next = next.relativize(origin)
|
| - return cls(rdclass, rdtype, next, windows)
|
| -
|
| - from_wire = classmethod(from_wire)
|
| -
|
| - def choose_relativity(self, origin = None, relativize = True):
|
| - self.next = self.next.choose_relativity(origin, relativize)
|
| -
|
| - def _cmp(self, other):
|
| - v = cmp(self.next, other.next)
|
| - if v == 0:
|
| - b1 = cStringIO.StringIO()
|
| - for (window, bitmap) in self.windows:
|
| - b1.write(chr(window))
|
| - b1.write(chr(len(bitmap)))
|
| - b1.write(bitmap)
|
| - b2 = cStringIO.StringIO()
|
| - for (window, bitmap) in other.windows:
|
| - b2.write(chr(window))
|
| - b2.write(chr(len(bitmap)))
|
| - b2.write(bitmap)
|
| - v = cmp(b1.getvalue(), b2.getvalue())
|
| - return v
|
|
|