diff options
| author | Gian Demarmels <gian@demarmels.org> | 2021-12-22 11:45:22 +0100 |
|---|---|---|
| committer | Gian Demarmels <gian@demarmels.org> | 2022-02-04 15:31:48 +0100 |
| commit | 385eb51e93e39842c0ccb2a6b12b87c66c7fbe26 (patch) | |
| tree | abd54908cf87994fe27e873202d9ddac5c0dcbcf /src/include | |
| parent | f3fb7c29e69d38ee77d6214cf001f8e18fa00f2b (diff) | |
CS planchet create and withdraw create
Diffstat (limited to 'src/include')
| -rw-r--r-- | src/include/taler_crypto_lib.h | 39 |
1 files changed, 31 insertions, 8 deletions
diff --git a/src/include/taler_crypto_lib.h b/src/include/taler_crypto_lib.h index 2e0674fb1..8e5df1fca 100644 --- a/src/include/taler_crypto_lib.h +++ b/src/include/taler_crypto_lib.h @@ -760,17 +760,11 @@ struct TALER_BlindedRsaPlanchet struct TALER_BlindedCsPlanchet { /** - * Withdraw or refresh nonce used for derivation - */ - struct GNUNET_CRYPTO_CsNonce nonce; - - /** * The Clause Schnorr c_0 and c_1 containing the blinded message */ struct GNUNET_CRYPTO_CsC c[2]; }; - /** * @brief Type including Parameters to create blinded signature * @@ -800,6 +794,21 @@ struct TALER_BlindedPlanchet } details; }; +struct TALER_WithdrawNonce +{ + /** + * 32 bit nonce to include in withdrawals + */ + struct GNUNET_CRYPTO_CsNonce nonce; +}; + +struct TALER_RefreshNonce +{ + /** + * 32 bit nonce to include in withdrawals + */ + struct GNUNET_CRYPTO_CsNonce nonce; +}; /** * @brief RSA Parameters to create blinded messages @@ -868,6 +877,11 @@ struct TALER_PlanchetDeriveCsBlindingSecrets * size of the secret to derive blinding secrets from */ size_t secret_len; + + /** + * public R_0 and R_1 are hashed too + */ + struct GNUNET_CRYPTO_CsRPublic r_pub[2]; }; /** @@ -938,6 +952,16 @@ struct TALER_TrackTransferDetails void TALER_denom_pub_free (struct TALER_DenominationPublicKey *denom_pub); +/** + * @brief Method to generate withdraw nonce + * + * @param coin_priv private key of the coin + * @param nonce withdraw nonce included in the request to generate R_0 and R_1 + */ +void +TALER_cs_withdraw_nonce_derive (const struct + TALER_CoinSpendPrivateKeyP *coin_priv, + struct TALER_WithdrawNonce *nonce); /** * Create a blinding secret @a bs for @a cipher. @@ -1397,8 +1421,7 @@ TALER_planchet_setup_refresh (const struct TALER_TransferSecretP *secret_seed, */ void TALER_planchet_setup_random (struct TALER_PlanchetSecretsP *ps, - enum TALER_DenominationCipher cipher, - ...); + enum TALER_DenominationCipher cipher); /** |