stalker example

scripts/stalker.js

@@ -0,0 +1,29 @@
+var sendText = ObjC.classes.PhoneService['- sendText:to:withSeq:'];
+Interceptor.attach(ObjC.classes.MyClass['- myMethod:param1'].implementation, {
+  onEnter: function (args) {
+    var tid = Process.getCurrentThreadId();
+    this.tid = tid;
+    Stalker.follow(tid, {
+      events: {
+        call: true
+      },
+      transform: function (iterator) {
+        var instruction;
+        while ((instruction = iterator.next()) !== null) {
+          iterator.keep();
+          if (instruction.mnemonic.startsWith('bl')) {
+            try {
+              console.log('#' + tid + ':' + DebugSymbol.fromAddress(ptr(instruction.operands[0].value)));
+            } catch (e) {
+              // ignoring branch&link to register 
+            }
+          }
+        }
+      }
+    });
+  },
+  onLeave: function (retval) {
+    Stalker.unfollow(this.tid);
+    Stalker.garbageCollect();
+  }
+})