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authorLance Stout <lancestout@gmail.com>2012-07-29 17:22:16 -0700
committerLance Stout <lancestout@gmail.com>2012-07-30 19:15:10 -0700
commit695cd95657585006a696243a1c8249f9d90b506e (patch)
tree3f4b4ff419b2cba9970da78b84b1b7bb059a3a9a /sleekxmpp/thirdparty/suelta/util.py
parente4b4c676379df30d268d28341b643cd9cd10eb22 (diff)
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Update and integrate Suelta.
Diffstat (limited to 'sleekxmpp/thirdparty/suelta/util.py')
-rw-r--r--sleekxmpp/thirdparty/suelta/util.py121
1 files changed, 0 insertions, 121 deletions
diff --git a/sleekxmpp/thirdparty/suelta/util.py b/sleekxmpp/thirdparty/suelta/util.py
deleted file mode 100644
index cd2439d5..00000000
--- a/sleekxmpp/thirdparty/suelta/util.py
+++ /dev/null
@@ -1,121 +0,0 @@
-"""
-"""
-
-import sys
-import hashlib
-
-
-def bytes(text):
- """
- Convert Unicode text to UTF-8 encoded bytes.
-
- Since Python 2.6+ and Python 3+ have similar but incompatible
- signatures, this function unifies the two to keep code sane.
-
- :param text: Unicode text to convert to bytes
- :rtype: bytes (Python3), str (Python2.6+)
- """
- if text is None:
- return b''
-
- if sys.version_info < (3, 0):
- import __builtin__
- return __builtin__.bytes(text)
- else:
- import builtins
- if isinstance(text, builtins.bytes):
- # We already have bytes, so do nothing
- return text
- if isinstance(text, list):
- # Convert a list of integers to bytes
- return builtins.bytes(text)
- else:
- # Convert UTF-8 text to bytes
- return builtins.bytes(text, encoding='utf-8')
-
-
-def quote(text):
- """
- Enclose in quotes and escape internal slashes and double quotes.
-
- :param text: A Unicode or byte string.
- """
- text = bytes(text)
- return b'"' + text.replace(b'\\', b'\\\\').replace(b'"', b'\\"') + b'"'
-
-
-def num_to_bytes(num):
- """
- Convert an integer into a four byte sequence.
-
- :param integer num: An integer to convert to its byte representation.
- """
- bval = b''
- bval += bytes(chr(0xFF & (num >> 24)))
- bval += bytes(chr(0xFF & (num >> 16)))
- bval += bytes(chr(0xFF & (num >> 8)))
- bval += bytes(chr(0xFF & (num >> 0)))
- return bval
-
-
-def bytes_to_num(bval):
- """
- Convert a four byte sequence to an integer.
-
- :param bytes bval: A four byte sequence to turn into an integer.
- """
- num = 0
- num += ord(bval[0] << 24)
- num += ord(bval[1] << 16)
- num += ord(bval[2] << 8)
- num += ord(bval[3])
- return num
-
-
-def XOR(x, y):
- """
- Return the results of an XOR operation on two equal length byte strings.
-
- :param bytes x: A byte string
- :param bytes y: A byte string
- :rtype: bytes
- """
- result = b''
- for a, b in zip(x, y):
- if sys.version_info < (3, 0):
- result += chr((ord(a) ^ ord(b)))
- else:
- result += bytes([a ^ b])
- return result
-
-
-def hash(name):
- """
- Return a hash function implementing the given algorithm.
-
- :param name: The name of the hashing algorithm to use.
- :type name: string
-
- :rtype: function
- """
- name = name.lower()
- if name.startswith('sha-'):
- name = 'sha' + name[4:]
- if name in dir(hashlib):
- return getattr(hashlib, name)
- return None
-
-
-def hashes():
- """
- Return a list of available hashing algorithms.
-
- :rtype: list of strings
- """
- t = []
- if 'md5' in dir(hashlib):
- t = ['MD5']
- if 'md2' in dir(hashlib):
- t += ['MD2']
- hashes = ['SHA-' + h[3:] for h in dir(hashlib) if h.startswith('sha')]
- return t + hashes