1 files changed, 31 insertions, 0 deletions

diff --git a/gnunet/__init__.py b/gnunet/__init__.py
new file mode 100644
index 0000000..425ab86
--- /dev/null
+++ b/gnunet/__init__.py
@@ -0,0 +1,31 @@
+import gnunet.strings as strings
+
+class GNUNetDaemonError(Exception):
+  pass
+
+class _Key:
+  def __init__(self, arg, subtype, bits):
+    if isinstance(arg, subtype):
+      self._data = arg.data
+    elif isinstance(arg, str):
+      self._data = strings.string_to_data(arg)
+    else:
+      try:
+        self._data = bytearray(arg)
+      except:
+        raise TypeError("'arg' must be a " + type(subtype).__name__ + ", a string or an array of bytes. Not a '" + type(arg).__name__ + "'.")
+
+    if len(self._data) * 8 != bits:
+      raise ValueError("'arg' must be a " + bits + " bit hash. Got " + len(self._data) + " bits.")
+
+  def __str__(self):
+    return strings.data_to_string(self._data)
+
+
+class HashCode(_Key):
+  def __init__(self, arg):
+    _Key.__init__(self, arg, HashCode, 512)
+
+  def __repr__(self):
+    return "gnunet.HashCode('" + str(self) + "')"
+