Update sol.py

Author: Highwaist

lab7/sol.py

@@ -0,0 +1,13 @@
+import angr, sys
+proj = angr.project('./login')
+init_state = Proj.factory.entry_state()
+simulation = proj.factory.simgr(init_state)
+
+def success_condition(state):
+	return b"Login successful" in state.posix.dumpss(sys.stdout.fileno())
+def fail_condition(state):
+	return b"Login failed" in state.posix.dumps(sys.stdout.fileno)
+simulation.explore(find=success_condition, avoid=fail_condition)
+solution = simulation.found[0]
+print(solution.posix.dumps(sys.stdin.fileno())) 
+#b'HETOBRCUVWOBFEBB'