1 files changed, 3 insertions, 0 deletions
diff --git a/lib/lib2.h b/lib/lib2.h
index 0419d43..f0a1a26 100644
--- a/lib/lib2.h
+++ b/lib/lib2.h
@@ -12,6 +12,7 @@ struct key_value_pair {
 };
 
 char key[17];
+char iv[17];
 
 char *pkcs7_padding(char *string, int length_string, int blocksize);
 int aes_cbc(char *in, int length_in, char *out, unsigned char *string_key, char *init_vector, int encrypt);
@@ -27,4 +28,6 @@ int crack_aes_ecb(char *text, int length_text, char *plaintext_block, char *key,
 struct key_value_pair *parse_key_value(char *string, int length_string);
 char *profile_for(char *email);
 void send_user(char *encrypted_user, int length);
+int challenge16_encrypt(char *input, char **encrypted);
+void challenge16_decrypt(char *encrypted, int length);
 #endif