Demo to_ber in the RSA example/test script

1 files changed, 15 insertions, 2 deletions

diff --git a/doc/python/rsa.py b/doc/python/rsa.py
index 09ca22314..8ca95ff8b 100755
--- a/doc/python/rsa.py
+++ b/doc/python/rsa.py
@@ -2,6 +2,18 @@
 
 import botan
 
+def make_into_c_array(ber):
+    output = 'static unsigned char key_data[%d] = {\n\t' % (len(ber))
+
+    for (idx,c) in zip(range(len(ber)), ber):
+        if idx != 0 and idx % 8 == 0:
+            output += "\n\t"
+        output += "0x%s, " % (c.encode('hex'))
+
+    output += "\n};\n"
+
+    return output
+
 rng = botan.RandomNumberGenerator()
 
 rsa_priv = botan.RSA_PrivateKey(768, rng)
@@ -10,9 +22,11 @@ print rsa_priv.to_string()
 print int(rsa_priv.get_N())
 print int(rsa_priv.get_E())
 
-
 rsa_pub = botan.RSA_PublicKey(rsa_priv)
 
+print make_into_c_array(rsa_pub.to_ber())
+#print make_into_c_array(rsa_priv.to_ber())
+
 key = rng.gen_random(20)
 
 ciphertext = rsa_pub.encrypt(key, 'EME1(SHA-1)', rng)
@@ -23,7 +37,6 @@ plaintext = rsa_priv.decrypt(ciphertext, 'EME1(SHA-1)')
 
 print plaintext == key
 
-
 signature = rsa_priv.sign(key, 'EMSA4(SHA-256)', rng)
 
 print rsa_pub.verify(key, signature,  'EMSA4(SHA-256)')