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/*
* Ouroboros - Copyright (C) 2016 - 2017
*
* Protocol Control Information of FRCT
*
* Dimitri Staessens <dimitri.staessens@ugent.be>
* Sander Vrijders <sander.vrijders@ugent.be>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public License
* version 2.1 as published by the Free Software Foundation.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., http://www.fsf.org/about/contact/.
*/
#ifndef OUROBOROS_LIB_FRCT_PCI_H
#define OUROBOROS_LIB_FRCT_PCI_H
#include <ouroboros/shm_du_buff.h>
#include <stdint.h>
#include <stdbool.h>
struct frct_pci {
/* Present in every PDU. */
uint8_t type;
uint8_t flags;
uint64_t seqno;
/* Present in config PDU. */
uint16_t cflags;
/* Present in flow control PDU. */
uint64_t lwe;
uint64_t rwe;
};
enum pdu_types {
PDU_TYPE_DATA = 0x01,
PDU_TYPE_ACK = 0x02,
PDU_TYPE_FC = 0x04,
PDU_TYPE_ACK_AND_FC = (PDU_TYPE_ACK | PDU_TYPE_FC),
PDU_TYPE_RENDEZ_VOUS = 0x08,
PDU_TYPE_CONFIG = 0x10
};
enum data_flags {
FLAG_DATA_RUN = 0x01,
FLAG_MORE_FRAGMENTS = 0x02
};
int frct_pci_ser(struct shm_du_buff * sdb,
struct frct_pci * pci,
bool error_check);
int frct_pci_des(struct shm_du_buff * sdb,
struct frct_pci * pci,
bool error_check);
#endif /* OUROBOROS_LIB_FRCT_PCI_H */
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