added support for Cisco PIX & Type 7 hashes

* Cisco Type 5 appears to be same as md5_crypt
* added requires_user=False support to HandlerCase
* added more through salt-generation test (since
  cisco_pix has only 4 bits of salt)
* added HandlerCase test to ensure user is used as salt

1 files changed, 18 insertions, 0 deletions

diff --git a/passlib/utils/compat.py b/passlib/utils/compat.py
index 8523cc5..6bf8c50 100644
--- a/passlib/utils/compat.py
+++ b/passlib/utils/compat.py
@@ -159,6 +159,10 @@ if PY3:
     def belem_ord(elem):
         return elem
 
+    def biter_ints(s):
+        assert isinstance(s, bytes)
+        return s
+
 else:
     def uascii_to_str(s):
         assert isinstance(s, unicode)
@@ -183,6 +187,10 @@ else:
 
     belem_ord = ord
 
+    def biter_ints(s):
+        assert isinstance(s, bytes)
+        return (ord(c) for c in s)
+
 _add_doc(uascii_to_str, "helper to convert ascii unicode -> native str")
 _add_doc(bascii_to_str, "helper to convert ascii bytes -> native str")
 _add_doc(str_to_uascii, "helper to convert ascii native str -> unicode")
@@ -196,6 +204,8 @@ _add_doc(str_to_bascii, "helper to convert ascii native str -> bytes")
 
 # belem_ord -- function to convert byte element to integer -- a noop under PY3
 
+_add_doc(biter_ints, "helper to iterate over byte values in byte string")
+
 #=============================================================================
 # iteration helpers
 #
@@ -233,6 +243,14 @@ else:
     def itervalues(d):
         return d.itervalues()
 
+if PY_MAX_25:
+    def next(itr):
+        "compat wrapper for next()"
+        # NOTE: omits support for 'default' arg
+        return itr.next()
+else:
+    next = builtins.next
+
 #=============================================================================
 # introspection
 #=============================================================================