- more work on crypto-paillier

1 files changed, 10 insertions, 1 deletions

diff --git a/src/include/gnunet_crypto_lib.h b/src/include/gnunet_crypto_lib.h
index 5dc76be79..c144bb824 100644
--- a/src/include/gnunet_crypto_lib.h
+++ b/src/include/gnunet_crypto_lib.h
@@ -385,7 +385,7 @@ struct GNUNET_CRYPTO_PaillierCiphertext
   /**
    * guaranteed minimum number of homomorphic operations with this ciphertext
    */
-  uint32_t remaining_ops GNUNET_PACKED;
+  int32_t remaining_ops GNUNET_PACKED;
   
   /**
    * The bits of the ciphertext.
@@ -1386,6 +1386,15 @@ GNUNET_CRYPTO_paillier_hom_add (const struct GNUNET_CRYPTO_PaillierPublicKey *pu
                                 struct GNUNET_CRYPTO_PaillierCiphertext *result);
 
 
+/**
+ * Get the number of remaining supported homomorphic operations. 
+ *
+ * @param c Paillier cipher text.
+ * @return the number of remaining homomorphic operations
+ */
+int
+GNUNET_CRYPTO_paillier_hom_get_remaining (const struct GNUNET_CRYPTO_PaillierCiphertext *c);
+
 #if 0                           /* keep Emacsens' auto-indent happy */
 {
 #endif