fix open-source taint models

Reviewed By: jeremydubreil

Differential Revision: D2748429

fb-gh-sync-id: 0cbf4b0

infer/src/opensource/taint.ml

@@ -16,3 +16,7 @@ let returns_secret callee_pname = false
 
 (** returns list of zero-indexed argument numbers of [callee_pname] that may be tainted *)
 let accepts_sensitive_params callee_pname = []
+
+(** returns list of zero-indexed parameter numbers of [callee_pname] that should be
+    considered tainted during symbolic execution *)
+let tainted_params callee_pname = []

infer/src/opensource/taint.mli

@@ -12,3 +12,7 @@ val returns_secret : Procname.t -> bool
 
 (** returns list of zero-indexed argument numbers of [callee_pname] that may be tainted *)
 val accepts_sensitive_params : Procname.t -> int list
+
+(** returns list of zero-indexed parameter numbers of [callee_pname] that should be
+    considered tainted during symbolic execution *)
+val tainted_params : Procname.t -> int list