photon_rdma_INFO_ledger.h

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// =============================================================================
//  Photon RDMA Library (libphoton)
//
//  Copyright (c) 2016, Trustees of Indiana University,
//  All rights reserved.
//
//  This software may be modified and distributed under the terms of the BSD
//  license.  See the COPYING file for details.
//
//  This software was created at the Indiana University Center for Research in
//  Extreme Scale Technologies (CREST).
// =============================================================================

#ifndef PHOTON_RDMA_INFO_LEDGER_H
#define PHOTON_RDMA_INFO_LEDGER_H

#ifdef __cplusplus
extern "C" {
#endif

#include "photon_buffer_internal.h"

typedef struct photon_ri_ledger_entry_t {
  volatile uint8_t header;
  photon_rid request;
  uintptr_t addr;
  uint64_t size;
  struct photon_buffer_priv_t priv;
  uint32_t tag;
  uint32_t flags;
  volatile uint8_t footer;
} photon_ri_ledger_entry;

typedef struct photon_ri_ledger_t {
  uint64_t prog;
  uint64_t curr;
  uint64_t tail;
  uint32_t num_entries;
  photon_ri_ledger_entry *entries;
  struct photon_buffer_t remote;
  struct photon_acct_t   acct;
} photon_ri_ledger;

typedef struct photon_ri_ledger_entry_t * photonRILedgerEntry;
typedef struct photon_ri_ledger_t * photonRILedger;

PHOTON_INTERNAL photonRILedger photon_ri_ledger_create_reuse(photonRILedgerEntry ledger_buffer, int ledger_size, int prefix);
PHOTON_INTERNAL void photon_ri_ledger_free(photonRILedger ledger);
PHOTON_INTERNAL int photon_ri_ledger_get_next(int proc, photonRILedger ledger);

#ifdef __cplusplus
  extern "C" {
#endif

#endif