fix loadmap: prevent stack/heap overlap based exploits
-rw-r--r-- 18 .gitignore
-rw-r--r-- 34520 LICENSE
-rw-r--r-- 2080 common.c
-rw-r--r-- 350 common.h
-rwxr-xr-x 137 compile.sh
-rw-r--r-- 807 loadmap.c
-rw-r--r-- 1301 showmaps.c