/*
  *  Copyright (C) 2004 Tomasz Kojm <tkojm@clamav.net>
  *
  *  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.
  */
 
 #if HAVE_CONFIG_H
 #include "clamav-config.h"
 #endif
 
 #include <stdio.h>
 #include <string.h>

 #include <time.h>

 
 #include "clamav.h"
 #include "cfgparser.h"
 #include "memory.h"

 #include "output.h"
 

 
 const char *freshdbdir(void)
 {
 	struct cl_cvd *d1, *d2;
 	struct cfgstruct *copt, *cpt;
 	const char *dbdir;
 
     /* try to find fresh directory */
     dbdir = cl_retdbdir();

     if((copt = parsecfg(CONFDIR"/clamd.conf", 0))) {

 	if((cpt = cfgopt(copt, "DatabaseDirectory")) || (cpt = cfgopt(copt, "DataDirectory"))) {
 	    if(strcmp(cl_retdbdir(), cpt->strarg)) {
 		    char *daily = (char *) mmalloc(strlen(cpt->strarg) + strlen(cl_retdbdir()) + 15);
 		sprintf(daily, "%s/daily.cvd", cpt->strarg);
 		if((d1 = cl_cvdhead(daily))) {
 		    sprintf(daily, "%s/daily.cvd", cl_retdbdir());
 		    if((d2 = cl_cvdhead(daily))) {
 			free(daily);
 			if(d1->version > d2->version)
 			    dbdir = cpt->strarg;
 			else
 			    dbdir = cl_retdbdir();
 			cl_cvdfree(d2);
 		    } else {
 			free(daily);
 			dbdir = cpt->strarg;
 		    }
 		    cl_cvdfree(d1);
 		} else {
 		    free(daily);
 		    dbdir = cl_retdbdir();
 		}
 	    }
 	}
 	freecfg(copt);
     }
 
     return dbdir;
 }
 
 void print_version(void)
 {
 	const char *dbdir;

 	char *path;

 	struct cl_cvd *daily;
 
 
     dbdir = freshdbdir();
     if(!(path = mmalloc(strlen(dbdir) + 11)))
 	return;
 
     sprintf(path, "%s/daily.cvd", dbdir);
 
     if((daily = cl_cvdhead(path))) {

 	    time_t t = (time_t) daily->stime;
 	mprintf("ClamAV "VERSION"/%d/%s", daily->version, ctime(&t));
 	cl_cvdfree(daily);

     } else {
 	mprintf("ClamAV "VERSION"\n");
     }
 
     free(path);
 }