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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-helper-crypto-rsa.h
* @brief IPC messages for the RSA crypto helper.
* @author Christian Grothoff
*/
#ifndef TALER_HELPER_CRYPTO_RSA_H
#define TALER_HELPER_CRYPTO_RSA_H
#define TALER_HELPER_RSA_MT_PURGE 1
#define TALER_HELPER_RSA_MT_AVAIL 2
#define TALER_HELPER_RSA_MT_REQ_SIGN 3
#define TALER_HELPER_RSA_MT_REQ_REVOKE 4
GNUNET_NETWORK_STRUCT_BEGIN
/**
* Message sent if a key is available.
*/
struct TALER_CRYPTO_RsaKeyAvailableNotification
{
/**
* Type is #TALER_HELPER_RSA_MT_AVAIL
*/
struct GNUNET_MessageHeader header;
/**
* Number of bytes of the public key.
*/
uint16_t pub_size;
/**
* Number of bytes of the section name.
*/
uint16_t section_name_len;
/**
* When does the key become available?
*/
struct GNUNET_TIME_AbsoluteNBO anchor_time;
/**
* How long is the key available after @e anchor_time?
*/
struct GNUNET_TIME_RelativeNBO duration_withdraw;
/* followed by @e pub_size bytes of the public key */
/* followed by @e section_name bytes of the configuration section name
of the denomination of this key */
};
/**
* Message sent if a key was purged.
*/
struct TALER_CRYPTO_RsaKeyPurgeNotification
{
/**
* Type is #TALER_HELPER_RSA_MT_PURGE.
*/
struct GNUNET_MessageHeader header;
/**
* For now, always zero.
*/
uint32_t reserved;
/**
* Hash of the public key of the purged RSA key.
*/
struct GNUNET_HashCode h_denom_pub;
};
/**
* Message sent if a signature is requested.
*/
struct TALER_CRYPTO_SignRequest
{
/**
* Type is #TALER_HELPER_RSA_MT_SIGN.
*/
struct GNUNET_MessageHeader header;
/**
* For now, always zero.
*/
uint32_t reserved;
/**
* Hash of the public key of the RSA key to use for the signature.
*/
struct GNUNET_HashCode h_denom_pub;
/**
* Hash of the value to sign (FDH still to be computed!).
*/
struct GNUNET_HashCode h_message;
};
/**
* Message sent if a key was revoked.
*/
struct TALER_CRYPTO_RevokeRequest
{
/**
* Type is #TALER_HELPER_RSA_MT_REVOKE.
*/
struct GNUNET_MessageHeader header;
/**
* For now, always zero.
*/
uint32_t reserved;
/**
* Hash of the public key of the revoked RSA key.
*/
struct GNUNET_HashCode h_denom_pub;
};
GNUNET_NETWORK_STRUCT_END
#endif
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