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/*
This file is part of GNUnet.
(C) 2012,2013 Christian Grothoff (and other contributing authors)
GNUnet 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.
GNUnet 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 GNUnet; see the file COPYING. If not, write to the
Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA.
*/
/**
* @file include/block_regex.h
* @brief regex block formats
* @author Bartlomiej Polot
*/
#ifndef BLOCK_REGEX_H
#define BLOCK_REGEX_H
#ifdef __cplusplus
extern "C"
{
#if 0
/* keep Emacsens' auto-indent happy */
}
#endif
#endif
#include "gnunet_util_lib.h"
#include <stdint.h>
GNUNET_NETWORK_STRUCT_BEGIN
/**
* @brief A RegexBlock contains one or more of this struct in the payload.
*/
struct RegexEdge
{
/**
* Destination of this edge.
*/
struct GNUNET_HashCode key;
/**
* Length of the token towards the new state.
*/
uint32_t n_token GNUNET_PACKED;
/* char token[n_token] */
};
/**
* @brief Block to announce a regex state.
*/
struct RegexBlock
{
/**
* Length of the proof regex string.
*/
uint16_t proof_len GNUNET_PACKED;
/**
* Is this state an accepting state?
*/
int16_t is_accepting GNUNET_PACKED;
/**
* Numer of edges parting from this state.
*/
uint32_t n_edges GNUNET_PACKED;
/* char proof[n_proof] */
/* struct RegexEdge edges[n_edges] */
};
/**
* @brief Block to announce a peer accepting a state.
*/
struct RegexAcceptBlock
{
/**
* Accept blocks must be signed. Signature
* goes over expiration time and key.
*/
struct GNUNET_CRYPTO_EccSignaturePurpose purpose;
/**
* When does the signature expire?
*/
struct GNUNET_TIME_AbsoluteNBO expiration_time;
/**
* The key of the state.
*/
struct GNUNET_HashCode key;
/**
* Public key of the peer signing.
*/
struct GNUNET_CRYPTO_EccPublicKeyBinaryEncoded public_key;
/**
* The signature.
*/
struct GNUNET_CRYPTO_EccSignature signature;
};
GNUNET_NETWORK_STRUCT_END
#if 0 /* keep Emacsens' auto-indent happy */
{
#endif
#ifdef __cplusplus
}
#endif
#endif
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