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Unified Diff: tools/telemetry/third_party/webpagereplay/third_party/dns/opcode.py

Issue 1647513002: Delete tools/telemetry. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Created 4 years, 11 months ago
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Index: tools/telemetry/third_party/webpagereplay/third_party/dns/opcode.py
diff --git a/tools/telemetry/third_party/webpagereplay/third_party/dns/opcode.py b/tools/telemetry/third_party/webpagereplay/third_party/dns/opcode.py
deleted file mode 100644
index 705bd09a43d1fb887e63fcc0920ef7e317e1e2f7..0000000000000000000000000000000000000000
--- a/tools/telemetry/third_party/webpagereplay/third_party/dns/opcode.py
+++ /dev/null
@@ -1,104 +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 Opcodes."""
-
-import dns.exception
-
-QUERY = 0
-IQUERY = 1
-STATUS = 2
-NOTIFY = 4
-UPDATE = 5
-
-_by_text = {
- 'QUERY' : QUERY,
- 'IQUERY' : IQUERY,
- 'STATUS' : STATUS,
- 'NOTIFY' : NOTIFY,
- 'UPDATE' : UPDATE
-}
-
-# 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 true inverse.
-
-_by_value = dict([(y, x) for x, y in _by_text.iteritems()])
-
-
-class UnknownOpcode(dns.exception.DNSException):
- """Raised if an opcode is unknown."""
- pass
-
-def from_text(text):
- """Convert text into an opcode.
-
- @param text: the textual opcode
- @type text: string
- @raises UnknownOpcode: the opcode is unknown
- @rtype: int
- """
-
- if text.isdigit():
- value = int(text)
- if value >= 0 and value <= 15:
- return value
- value = _by_text.get(text.upper())
- if value is None:
- raise UnknownOpcode
- return value
-
-def from_flags(flags):
- """Extract an opcode from DNS message flags.
-
- @param flags: int
- @rtype: int
- """
-
- return (flags & 0x7800) >> 11
-
-def to_flags(value):
- """Convert an opcode to a value suitable for ORing into DNS message
- flags.
- @rtype: int
- """
-
- return (value << 11) & 0x7800
-
-def to_text(value):
- """Convert an opcode to text.
-
- @param value: the opcdoe
- @type value: int
- @raises UnknownOpcode: the opcode is unknown
- @rtype: string
- """
-
- text = _by_value.get(value)
- if text is None:
- text = str(value)
- return text
-
-def is_update(flags):
- """True if the opcode in flags is UPDATE.
-
- @param flags: DNS flags
- @type flags: int
- @rtype: bool
- """
-
- if (from_flags(flags) == UPDATE):
- return True
- return False

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