/*
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* blktrace output analysis: generate a timeline & gather statistics
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*
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* Copyright (C) 2006 Alan D. Brunelle <Alan.Brunelle@hp.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include "globals.h"
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struct aqd_info {
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FILE *fp;
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int na; /* # active */
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};
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void *aqd_alloc(struct d_info *dip)
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{
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char *oname;
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struct aqd_info *ap;
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if (aqd_name == NULL) return NULL;
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ap = malloc(sizeof(*ap));
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ap->na = 0;
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oname = malloc(strlen(aqd_name) + strlen(dip->dip_name) + 32);
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sprintf(oname, "%s_%s_aqd.dat", aqd_name, dip->dip_name);
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if ((ap->fp = my_fopen(oname, "w")) == NULL) {
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perror(oname);
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free(oname);
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free(ap);
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return NULL;
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}
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add_file(ap->fp, oname);
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return ap;
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}
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void aqd_free(void *info)
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{
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free(info);
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}
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void aqd_issue(void *info, double ts)
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{
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if (info) {
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struct aqd_info *ap = info;
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fprintf(ap->fp, "%lf %d\n%lf %d\n", ts, ap->na, ts, ap->na + 1);
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ap->na += 1;
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}
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}
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void aqd_complete(void *info, double ts)
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{
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if (info) {
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struct aqd_info *ap = info;
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if (ap->na > 0) {
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fprintf(ap->fp, "%lf %d\n%lf %d\n",
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ts, ap->na, ts, ap->na - 1);
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ap->na -= 1;
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}
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}
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}
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