| Index: tools/telemetry/third_party/webpagereplay/third_party/dns/rcode.py
|
| diff --git a/tools/telemetry/third_party/webpagereplay/third_party/dns/rcode.py b/tools/telemetry/third_party/webpagereplay/third_party/dns/rcode.py
|
| deleted file mode 100644
|
| index c055f2e7cd29c211d3c02a551b060e10e14c830d..0000000000000000000000000000000000000000
|
| --- a/tools/telemetry/third_party/webpagereplay/third_party/dns/rcode.py
|
| +++ /dev/null
|
| @@ -1,119 +0,0 @@
|
| -# Copyright (C) 2001-2007, 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.
|
| -
|
| -"""DNS Result Codes."""
|
| -
|
| -import dns.exception
|
| -
|
| -NOERROR = 0
|
| -FORMERR = 1
|
| -SERVFAIL = 2
|
| -NXDOMAIN = 3
|
| -NOTIMP = 4
|
| -REFUSED = 5
|
| -YXDOMAIN = 6
|
| -YXRRSET = 7
|
| -NXRRSET = 8
|
| -NOTAUTH = 9
|
| -NOTZONE = 10
|
| -BADVERS = 16
|
| -
|
| -_by_text = {
|
| - 'NOERROR' : NOERROR,
|
| - 'FORMERR' : FORMERR,
|
| - 'SERVFAIL' : SERVFAIL,
|
| - 'NXDOMAIN' : NXDOMAIN,
|
| - 'NOTIMP' : NOTIMP,
|
| - 'REFUSED' : REFUSED,
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| - 'YXDOMAIN' : YXDOMAIN,
|
| - 'YXRRSET' : YXRRSET,
|
| - 'NXRRSET' : NXRRSET,
|
| - 'NOTAUTH' : NOTAUTH,
|
| - 'NOTZONE' : NOTZONE,
|
| - 'BADVERS' : BADVERS
|
| -}
|
| -
|
| -# We construct the inverse mapping programmatically to ensure that we
|
| -# cannot make any mistakes (e.g. omissions, cut-and-paste errors) that
|
| -# would cause the mapping not to be a true inverse.
|
| -
|
| -_by_value = dict([(y, x) for x, y in _by_text.iteritems()])
|
| -
|
| -
|
| -class UnknownRcode(dns.exception.DNSException):
|
| - """Raised if an rcode is unknown."""
|
| - pass
|
| -
|
| -def from_text(text):
|
| - """Convert text into an rcode.
|
| -
|
| - @param text: the texual rcode
|
| - @type text: string
|
| - @raises UnknownRcode: the rcode is unknown
|
| - @rtype: int
|
| - """
|
| -
|
| - if text.isdigit():
|
| - v = int(text)
|
| - if v >= 0 and v <= 4095:
|
| - return v
|
| - v = _by_text.get(text.upper())
|
| - if v is None:
|
| - raise UnknownRcode
|
| - return v
|
| -
|
| -def from_flags(flags, ednsflags):
|
| - """Return the rcode value encoded by flags and ednsflags.
|
| -
|
| - @param flags: the DNS flags
|
| - @type flags: int
|
| - @param ednsflags: the EDNS flags
|
| - @type ednsflags: int
|
| - @raises ValueError: rcode is < 0 or > 4095
|
| - @rtype: int
|
| - """
|
| -
|
| - value = (flags & 0x000f) | ((ednsflags >> 20) & 0xff0)
|
| - if value < 0 or value > 4095:
|
| - raise ValueError('rcode must be >= 0 and <= 4095')
|
| - return value
|
| -
|
| -def to_flags(value):
|
| - """Return a (flags, ednsflags) tuple which encodes the rcode.
|
| -
|
| - @param value: the rcode
|
| - @type value: int
|
| - @raises ValueError: rcode is < 0 or > 4095
|
| - @rtype: (int, int) tuple
|
| - """
|
| -
|
| - if value < 0 or value > 4095:
|
| - raise ValueError('rcode must be >= 0 and <= 4095')
|
| - v = value & 0xf
|
| - ev = long(value & 0xff0) << 20
|
| - return (v, ev)
|
| -
|
| -def to_text(value):
|
| - """Convert rcode into text.
|
| -
|
| - @param value: the rcode
|
| - @type value: int
|
| - @rtype: string
|
| - """
|
| -
|
| - text = _by_value.get(value)
|
| - if text is None:
|
| - text = str(value)
|
| - return text
|
|
|