/*
* hbytes - hex-stringrep efficient byteblocks for Tcl
- * Copyright 2006 Ian Jackson
+ * Copyright 2006-2012 Ian Jackson
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
- * along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
- * 02110-1301, USA.
+ * along with this library; if not, see <http://www.gnu.org/licenses/>.
*/
#include "chiark_tcl_hbytes.h"
static int strs1(Tcl_Interp *ip, int strc, Tcl_Obj *const *strv, int *l_r) {
- int rc, l, i;
+ int rc, l, i, pl;
l= 0;
for (i=1; i<strc; i++) {
rc= Tcl_ConvertToType(ip,strv[i],&cht_hbytes_type);
if (rc) return rc;
- l += cht_hb_len(OBJ_HBYTES(strv[i]));
+ pl= cht_hb_len(OBJ_HBYTES(strv[i]));
+ assert(l < INT_MAX/2 && pl < INT_MAX/2);
+ l += pl;
}
*l_r= l;
return TCL_OK;