diff options
Diffstat (limited to 'src/lib/frct_pci.h')
| -rw-r--r-- | src/lib/frct_pci.h | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/src/lib/frct_pci.h b/src/lib/frct_pci.h new file mode 100644 index 00000000..fbbfd354 --- /dev/null +++ b/src/lib/frct_pci.h @@ -0,0 +1,67 @@ +/* + * 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 */ |