crypto_wire.c (1510B)
1 /* 2 This file is part of TALER 3 Copyright (C) 2018, 2024 Taler Systems SA 4 5 TALER is free software; you can redistribute it and/or modify it under the 6 terms of the GNU General Public License as published by the Free Software 7 Foundation; either version 3, or (at your option) any later version. 8 9 TALER is distributed in the hope that it will be useful, but WITHOUT ANY 10 WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR 11 A PARTICULAR PURPOSE. See the GNU General Public License for more details. 12 13 You should have received a copy of the GNU General Public License along with 14 TALER; see the file COPYING. If not, see <http://www.gnu.org/licenses/> 15 */ 16 /** 17 * @file util/crypto_wire.c 18 * @brief functions for making and verifying /wire account signatures 19 * @author Christian Grothoff <christian@grothoff.org> 20 */ 21 #include "taler/taler_util.h" 22 23 24 void 25 TALER_merchant_wire_signature_hash (const struct TALER_FullPayto payto_uri, 26 const struct TALER_WireSaltP *salt, 27 struct TALER_MerchantWireHashP *hc) 28 { 29 GNUNET_assert (GNUNET_YES == 30 GNUNET_CRYPTO_hkdf_gnunet ( 31 hc, 32 sizeof (*hc), 33 salt, 34 sizeof (*salt), 35 payto_uri.full_payto, 36 strlen (payto_uri.full_payto) + 1, 37 GNUNET_CRYPTO_kdf_arg_string ("merchant-wire-signature"))); 38 } 39 40 41 /* end of crypto_wire.c */