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/*
This file is part of TALER
Copyright (C) 2020 Taler Systems SA
TALER is free software; you can redistribute it and/or modify it under the
terms of the GNU General Public License as published by the Free Software
Foundation; either version 3, or (at your option) any later version.
TALER is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
A PARTICULAR PURPOSE. See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License along with
TALER; see the file COPYING. If not, see <http://www.gnu.org/licenses/>
*/
/**
* @file util/taler-exchange-secmod-eddsa.h
* @brief IPC messages for the EDDSA crypto helper.
* @author Christian Grothoff
*/
#ifndef TALER_EXCHANGE_SECMOD_EDDSA_H
#define TALER_EXCHANGE_SECMOD_EDDSA_H
#define TALER_HELPER_EDDSA_MT_PURGE 11
#define TALER_HELPER_EDDSA_MT_AVAIL 12
#define TALER_HELPER_EDDSA_MT_REQ_INIT 14
#define TALER_HELPER_EDDSA_MT_REQ_SIGN 15
#define TALER_HELPER_EDDSA_MT_REQ_REVOKE 16
#define TALER_HELPER_EDDSA_MT_RES_SIGNATURE 17
#define TALER_HELPER_EDDSA_MT_RES_SIGN_FAILURE 18
#define TALER_HELPER_EDDSA_SYNCED 19
GNUNET_NETWORK_STRUCT_BEGIN
/**
* Message sent if a key is available.
*/
struct TALER_CRYPTO_EddsaKeyAvailableNotification
{
/**
* Type is #TALER_HELPER_EDDSA_MT_AVAIL
*/
struct GNUNET_MessageHeader header;
/**
* For now, always zero.
*/
uint32_t reserved;
/**
* When does the key become available?
*/
struct GNUNET_TIME_TimestampNBO anchor_time;
/**
* How long is the key available after @e anchor_time?
*/
struct GNUNET_TIME_RelativeNBO duration;
/**
* Public key used to generate the @e sicm_sig.
*/
struct TALER_SecurityModulePublicKeyP secm_pub;
/**
* Signature affirming the announcement, of
* purpose #TALER_SIGNATURE_SM_SIGNING_KEY.
*/
struct TALER_SecurityModuleSignatureP secm_sig;
/**
* The public key.
*/
struct TALER_ExchangePublicKeyP exchange_pub;
};
/**
* Message sent if a key was purged.
*/
struct TALER_CRYPTO_EddsaKeyPurgeNotification
{
/**
* Type is #TALER_HELPER_EDDSA_MT_PURGE.
*/
struct GNUNET_MessageHeader header;
/**
* For now, always zero.
*/
uint32_t reserved;
/**
* The public key.
*/
struct TALER_ExchangePublicKeyP exchange_pub;
};
/**
* Message sent if a signature is requested.
*/
struct TALER_CRYPTO_EddsaSignRequest
{
/**
* Type is #TALER_HELPER_EDDSA_MT_REQ_SIGN.
*/
struct GNUNET_MessageHeader header;
/**
* For now, always zero.
*/
uint32_t reserved;
/**
* What should be signed over.
*/
struct GNUNET_CRYPTO_EccSignaturePurpose purpose;
/* followed by rest of data to sign */
};
/**
* Message sent if a key was revoked.
*/
struct TALER_CRYPTO_EddsaRevokeRequest
{
/**
* Type is #TALER_HELPER_EDDSA_MT_REQ_REVOKE.
*/
struct GNUNET_MessageHeader header;
/**
* For now, always zero.
*/
uint32_t reserved;
/**
* The public key to revoke.
*/
struct TALER_ExchangePublicKeyP exchange_pub;
};
/**
* Message sent if a signature was successfully computed.
*/
struct TALER_CRYPTO_EddsaSignResponse
{
/**
* Type is #TALER_HELPER_EDDSA_MT_RES_SIGNATURE.
*/
struct GNUNET_MessageHeader header;
/**
* For now, always zero.
*/
uint32_t reserved;
/**
* The public key used for the signature.
*/
struct TALER_ExchangePublicKeyP exchange_pub;
/**
* The public key to use for the signature.
*/
struct TALER_ExchangeSignatureP exchange_sig;
};
/**
* Message sent if signing failed.
*/
struct TALER_CRYPTO_EddsaSignFailure
{
/**
* Type is #TALER_HELPER_EDDSA_MT_RES_SIGN_FAILURE.
*/
struct GNUNET_MessageHeader header;
/**
* If available, Taler error code. In NBO.
*/
uint32_t ec;
};
GNUNET_NETWORK_STRUCT_END
#endif
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