1 files changed, 49 insertions, 0 deletions

diff --git a/pipermail/pycrypto/attachments/20100518/0d02169b/attachment.py b/pipermail/pycrypto/attachments/20100518/0d02169b/attachment.py
new file mode 100644
index 0000000..91e8ed1
--- /dev/null
+++ b/pipermail/pycrypto/attachments/20100518/0d02169b/attachment.py
@@ -0,0 +1,49 @@
+from Crypto.PublicKey import RSA
+from Crypto.Util.randpool import RandomPool
+from datetime import date
+import base64, os, pickle
+
+def gen_new_key(size=1024):
+  pool =  RandomPool()
+  pool.randomize()
+  pool.stir_n(5)
+  key = RSA.generate(1024, pool.get_bytes)   # This will take a while...
+  return key
+
+def load_key(filename):
+  f=open(filename, "rb")
+  b64str=f.read(4096)
+  str = base64.b64decode(b64str)
+  key = pickle.loads(str)
+  return key  
+  
+
+def save_key(key, filename):
+  str = pickle.dumps(key)
+  if os.path.exists(filename):
+     raise Exception("File already exists : %s" % filename)
+  f = open(filename, "wb")
+  f.write(base64.b64encode(str))
+  f.close() 
+
+
+def load_key(filename):
+  f=open(filename, "rb")
+  b64str=f.read(4096)
+  str = base64.b64decode(b64str)
+  key = pickle.loads(str)
+  return key  
+
+
+
+key = gen_new_key()
+save_key(key, "TEST")
+save_key(key.publickey(), "TEST.pub")
+
+
+print "Loading private key"
+k = load_key("TEST")
+print "Loading public key"
+pk = load_key("TEST.pub")
+
+