Added avoid logic

easy_re.py

@@ -4,13 +4,21 @@ parser.add_argument('-f', '--file', help='Binary File')
 parser.add_argument('-s', '--start', help='Where to start analyzing from')
 parser.add_argument('-e', '--end', help='Where to stop analyzing')
 parser.add_argument('-a', '--args', help='Solve for a symbolic arg (optional)',default=False,action='store_true')
+parser.add_argument('-x','--avoid',help='Where to avoid analysis, eg 0x12345678,0x12345678')
+
+avoidList = []
 
 args = parser.parse_args()
+
+if args.avoid:
+    avoidList = [int(x,16) for x in args.avoid.split(',')]
+
 if args.file is None or args.file is '':
     print("[-] Missing file to analyze")
     exit(0)
+
 #Load imports after displaying help to get a fast menu
-import angr, claripy, simuvex
+import angr, claripy 
 p = angr.Project(args.file,load_options={"auto_load_libs":False})
 argv1 = claripy.BVS("argv1", 8 * 100) # Setting to 100 max chars for argument
 state = None
@@ -18,8 +26,11 @@ if args.args:
     state = p.factory.path(args=[args.file,argv1])
 else:
     state = p.factory.blank_state(addr=int(args.start,0))
-pg = p.factory.path_group(state)
-pg.explore(find=int(args.end,0),avoid=[])
+
+print("[+] Analyzing {} from {} to {} avoiding {}".format(args.file,args.start,args.end,args.avoid))
+
+pg = p.factory.simgr(state)
+pg.explore(find=int(args.end,0),avoid=avoidList)
 if len(pg.found):
     print("[+] Found path(s)")
     for path in pg.found: