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/*
* This file is part of GNUnet
* (C) 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 psyc/psyc.h
* @brief Common type definitions for the PSYC service and API.
* @author Gabor X Toth
*/
#ifndef PSYC_H
#define PSYC_H
#include "gnunet_common.h"
GNUNET_NETWORK_STRUCT_BEGIN
/**** service -> library ****/
/**
* Answer from service to client about last operation.
*/
struct OperationResult
{
/**
* Type: GNUNET_MESSAGE_TYPE_PSYCSTORE_RESULT_CODE
*/
struct GNUNET_MessageHeader header;
/**
* Operation ID.
*/
uint32_t op_id GNUNET_PACKED;
/**
* Status code for the operation.
*/
int64_t result_code GNUNET_PACKED;
/* followed by 0-terminated error message (on error) */
};
struct CountersResult
{
/**
* Type: GNUNET_MESSAGE_TYPE_PSYC_RESULT_COUNTERS
*/
struct GNUNET_MessageHeader header;
/**
* Status code for the operation.
*/
int32_t result_code GNUNET_PACKED;
uint64_t max_message_id;
};
/**
* Transmit acknowledgment.
*
* Sent after the last GNUNET_PSYC_MessageModifier and after each
* GNUNET_PSYC_MessageData.
*
* This message acknowledges previously received messages and asks for the next
* fragment of data.
*/
struct TransmitAck
{
/**
* Type: GNUNET_MESSAGE_TYPE_PSYC_TRANSMIT_ACK
*/
struct GNUNET_MessageHeader header;
/**
* Buffer space available for the next data fragment.
*/
uint16_t buf_avail;
};
/**** library -> service ****/
struct MasterStartRequest
{
/**
* Type: GNUNET_MESSAGE_TYPE_PSYC_MASTER_START
*/
struct GNUNET_MessageHeader header;
struct GNUNET_CRYPTO_EddsaPrivateKey channel_key;
uint32_t policy GNUNET_PACKED;
};
struct SlaveJoinRequest
{
/**
* Type: GNUNET_MESSAGE_TYPE_PSYC_SLAVE_JOIN
*/
struct GNUNET_MessageHeader header;
uint32_t relay_count GNUNET_PACKED;
struct GNUNET_CRYPTO_EddsaPublicKey channel_key;
struct GNUNET_CRYPTO_EddsaPrivateKey slave_key;
struct GNUNET_PeerIdentity origin;
/* Followed by struct GNUNET_PeerIdentity relays[relay_count] */
};
struct ChannelSlaveAdd
{
/**
* Type: GNUNET_MESSAGE_TYPE_PSYC_CHANNEL_SLAVE_ADD
*/
struct GNUNET_MessageHeader header;
uint32_t reserved;
struct GNUNET_CRYPTO_EddsaPublicKey *slave_key;
uint64_t announced_at;
uint64_t effective_since;
};
struct ChannelSlaveRemove
{
/**
* Type: GNUNET_MESSAGE_TYPE_PSYC_CHANNEL_SLAVE_RM
*/
struct GNUNET_MessageHeader header;
uint32_t reserved;
struct GNUNET_CRYPTO_EddsaPublicKey *slave_key;
uint64_t announced_at;
};
struct StoryRequest
{
/**
* Type: GNUNET_MESSAGE_TYPE_PSYC_CHANNEL_STORY_REQUEST
*/
struct GNUNET_MessageHeader header;
uint64_t op_id;
uint64_t start_message_id;
uint64_t end_message_id;
};
struct StateQuery
{
/**
* Type: GNUNET_MESSAGE_TYPE_PSYC_CHANNEL_STATE_QUERY
*/
struct GNUNET_MessageHeader header;
uint64_t op_id;
/* Followed by NUL-terminated name. */
};
struct StateResult
{
/**
* Type: GNUNET_MESSAGE_TYPE_PSYC_CHANNEL_STATE_RESULT
*/
struct GNUNET_MessageHeader header;
/**
* Size of name, including NUL terminator.
*/
uint16_t name_size GNUNET_PACKED;
/**
* OR'd StateOpFlags
*/
uint8_t flags;
/* Followed by NUL-terminated name, then the value. */
};
GNUNET_NETWORK_STRUCT_END
#endif
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