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[vsorcdistro/.git] / ryu / build / lib.linux-armv7l-2.7 / ryu / lib / mac.py

diff --git a/ryu/build/lib.linux-armv7l-2.7/ryu/lib/mac.py b/ryu/build/lib.linux-armv7l-2.7/ryu/lib/mac.py
new file mode 100644 (file)
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+++ b/ryu/build/lib.linux-armv7l-2.7/ryu/lib/mac.py
@@ -0,0 +1,72 @@
+# Copyright (C) 2011 Nippon Telegraph and Telephone Corporation.
+# Copyright (C) 2011 Isaku Yamahata <yamahata at valinux co jp>
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#    http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
+# implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+import six
+
+from ryu.lib import addrconv
+
+if six.PY3:
+    _ord = int
+else:
+    _ord = ord
+
+# string representation
+HADDR_PATTERN = r'([0-9a-f]{2}:){5}[0-9a-f]{2}'
+
+DONTCARE = b'\x00' * 6
+BROADCAST = b'\xff' * 6
+DONTCARE_STR = '00:00:00:00:00:00'
+BROADCAST_STR = 'ff:ff:ff:ff:ff:ff'
+MULTICAST = 'fe:ff:ff:ff:ff:ff'
+UNICAST = '01:00:00:00:00:00'
+
+
+def is_multicast(addr):
+    return bool(_ord(addr[0]) & 0x01)
+
+
+def haddr_to_str(addr):
+    """Format mac address in internal representation into human readable
+    form"""
+    if addr is None:
+        return 'None'
+    try:
+        return addrconv.mac.bin_to_text(addr)
+    except:
+        raise AssertionError
+
+
+def haddr_to_int(addr):
+    """Convert mac address string in human readable format into
+    integer value"""
+    try:
+        return int(addr.replace(':', ''), 16)
+    except:
+        raise ValueError
+
+
+def haddr_to_bin(string):
+    """Parse mac address string in human readable format into
+    internal representation"""
+    try:
+        return addrconv.mac.text_to_bin(string)
+    except:
+        raise ValueError
+
+
+def haddr_bitand(addr, mask):
+    return b''.join(six.int2byte(_ord(a) & _ord(m)) for (a, m)
+                    in zip(addr, mask))