diff options
Diffstat (limited to 'src/include/taler_crypto_lib.h')
| -rw-r--r-- | src/include/taler_crypto_lib.h | 22 |
1 files changed, 17 insertions, 5 deletions
diff --git a/src/include/taler_crypto_lib.h b/src/include/taler_crypto_lib.h index cfd588a52..5b45661b7 100644 --- a/src/include/taler_crypto_lib.h +++ b/src/include/taler_crypto_lib.h @@ -197,33 +197,45 @@ struct TALER_MasterSignatureP /** - * Type of public keys for Taler coins. + * Type of public keys for Taler coins. The same key material is used + * for ECDSA and ECDHE operations. */ union TALER_CoinSpendPublicKeyP { /** - * Taler uses ECDSA for coins. + * Taler uses ECDSA for coins when signing deposit requests. */ struct GNUNET_CRYPTO_EcdsaPublicKey ecdsa_pub; + + /** + * Taler uses ECDH(E) for coin linkage during refresh operations. + */ + struct GNUNET_CRYPTO_EcdhePublicKey ecdhe_pub; }; /** - * Type of private keys for Taler coins. + * Type of private keys for Taler coins. The same key material is used + * for ECDSA and ECDHE operations. */ union TALER_CoinSpendPrivateKeyP { /** - * Taler uses ECDSA for coins. + * Taler uses ECDSA for coins when signing deposit requests. */ struct GNUNET_CRYPTO_EcdsaPrivateKey ecdsa_priv; + + /** + * Taler uses ECDHE for coin linkage during refresh operations. + */ + struct GNUNET_CRYPTO_EcdhePrivateKey ecdhe_priv; }; /** * Type of signatures made with Taler coins. */ -union TALER_CoinSpendSignatureP +struct TALER_CoinSpendSignatureP { /** * Taler uses ECDSA for coins. |