lnet/lnet/lib-ni.c

   1 /* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
   2  * vim:expandtab:shiftwidth=8:tabstop=8:
   3  *
   4  * lib/lib-ni.c
   5  * Network status registers and distance functions.
   6  *
   7  *  Copyright (c) 2001-2003 Cluster File Systems, Inc.
   8  *  Copyright (c) 2001-2002 Sandia National Laboratories
   9  *
  10  *   This file is part of Lustre, http://www.sf.net/projects/lustre/
  11  *
  12  *   Lustre is free software; you can redistribute it and/or
  13  *   modify it under the terms of version 2 of the GNU General Public
  14  *   License as published by the Free Software Foundation.
  15  *
  16  *   Lustre is distributed in the hope that it will be useful,
  17  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  18  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19  *   GNU General Public License for more details.
  20  *
  21  *   You should have received a copy of the GNU General Public License
  22  *   along with Lustre; if not, write to the Free Software
  23  *   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  24  */
  25
  26 #define DEBUG_SUBSYSTEM S_PORTALS
  27 #include <portals/lib-p30.h>
  28
  29 #define MAX_DIST 18446744073709551615ULL
  30
  31 int lib_api_ni_status (nal_t *apinal, ptl_sr_index_t sr_idx,
  32                        ptl_sr_value_t *status)
  33 {
  34         lib_nal_t      *nal = apinal->nal_data;
  35         lib_ni_t       *ni = &nal->libnal_ni;
  36         lib_counters_t *count = &ni->ni_counters;
  37
  38         switch (sr_idx) {
  39         case PTL_SR_DROP_COUNT:
  40                 *status = count->drop_count;
  41                 return PTL_OK;
  42         case PTL_SR_DROP_LENGTH:
  43                 *status = count->drop_length;
  44                 return PTL_OK;
  45         case PTL_SR_RECV_COUNT:
  46                 *status = count->recv_count;
  47                 return PTL_OK;
  48         case PTL_SR_RECV_LENGTH:
  49                 *status = count->recv_length;
  50                 return PTL_OK;
  51         case PTL_SR_SEND_COUNT:
  52                 *status = count->send_count;
  53                 return PTL_OK;
  54         case PTL_SR_SEND_LENGTH:
  55                 *status = count->send_length;
  56                 return PTL_OK;
  57         case PTL_SR_MSGS_MAX:
  58                 *status = count->msgs_max;
  59                 return PTL_OK;
  60         default:
  61                 *status = 0;
  62                 return PTL_SR_INDEX_INVALID;
  63         }
  64 }
  65
  66
  67 int lib_api_ni_dist (nal_t *apinal, ptl_process_id_t *pid, unsigned long *dist)
  68 {
  69         lib_nal_t *nal = apinal->nal_data;
  70
  71         return (nal->libnal_dist(nal, pid->nid, dist));
  72 }