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/*****************************************************************************
* stats.c -- Part of uutraf.c, an UUCP Traffic analyzer and cost estimator *
* *
* Reads an Taylor-UUCP Log-/Statsfile, and generates a report out of it *
* *
* stats.c is (c) David Frey, 1995 *
* *
* Modifications by Yves Arrouye, 1996 *
* *
* This program is free software; you can redistribute it and/or modify it *
* under the terms of the GNU General Public License as published by the *
* Free Software Foundation; either version 2 of the License, or (at your *
* option) any later version. *
* *
* This program 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 General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License along *
* with this program; if not, write to the Free Software Foundation, Inc., *
* 675 Mass Ave, Cambridge, MA 02139, USA. *
*****************************************************************************/
/* $Log: stats.c,v $
* Revision 1.0 1996/01/01 16:44:17 david
* Initial revision
* */
static char RCSId[]="$Id: stats.c,v 1.0 1996/01/01 16:44:17 david Rel $";
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <ctype.h>
#include <string.h>
#include <time.h>
#include <limits.h>
#include <error.h>
#include <errno.h>
#include "uutraf.h"
extern int errno;
void ReadStatsfile(char *statsfilename)
/*
* Reads in the stats file and builds a linked list of lines, containing
* the original information.
* This list is used by AnalyseLogfile, since it is not possible to get
* the size of a mail without the information in the stats file.
* Moreover, when connecting to an non-Taylor UUCP-site, the size of a
* received file is not recorded in the log file.
*
*/
{
FILE *statsfile;
statsentry *ptr;
char hostname[HOSTNAMELENGTH+1];
hostentry *host;
char statsline[LINE_MAX+1];
char *text;
char text0[LINE_MAX+1];
struct tm time;
short int received;
float duration;
int sec100;
statsfile=fopen(statsfilename,"r");
if (statsfile == NULL)
{
fprintf(stderr,"%s: can't open %s: %s\n",
progname,statsfilename,strerror(errno));
exit(1);
}
/* Read and parse the Statsfile */
while (fgets(statsline,LINE_MAX,statsfile) != NULL)
{
ptr = calloc(1,sizeof(statsentry));
if (ptr != NULL)
{
sscanf(statsline,"%*s %8s (%d-%d-%d %d:%d:%d.%d) %[ -~]",
hostname, &time.tm_year,&time.tm_mon, &time.tm_mday,
&time.tm_hour,&time.tm_min, &time.tm_sec,
&sec100,text0);
ptr->when = statstime(time,sec100);
text = &text0[0];
if (strncmp(text,FAILED,sizeof(FAILED)-1) == 0)
text += (sizeof(FAILED)-1);
ptr->received = received
= (strncmp(text,RECEIVED,sizeof(RECEIVED)-1) == 0);
if (received) text += (sizeof(RECEIVED)-1);
else text += (sizeof(SENT)-1);
ptr->size = atol(text);
while (isdigit(*text)) text++;
while (!isdigit(*text)) text++;
duration = atof(text);
host = gethostentry(hostname);
if (received)
{
host->datarecnum++; host->datarecbytes += ptr->size;
host->rectime += duration;
}
else
{
host->datasentnum++; host->datasentbytes += ptr->size;
host->senttime += duration;
}
ptr->next = host->statslist; host->statslist = ptr;
}
else
{
fprintf(stderr,"%s: Out of memory! (ReadStatsfile)\n",progname);
exit(1);
}
}
fclose(statsfile);
}
statsentry *GetStatsEntry(statsentry *statslist, int received,
off_t size, etime_t when)
{
statsentry *ptr, *prevptr, *prevprevptr;
statsentry *statptr = 0;
ptr = statslist; prevptr = NULL;
while ((ptr != NULL) && when < ptr->when
&& (!statptr || !prevptr || prevptr->received != received))
{
if ((ptr->received == received) && ((ptr->size == size) || (size==0))) {
statptr = ptr;
}
prevprevptr = prevptr; prevptr = ptr; ptr = ptr->next;
}
return statptr ? statptr : prevptr;
}
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