Add simbus vector binary reset mechanism.

Signed-off-by: Rule Timothy (VM/EMT3) <[email protected]>

dse/modelc/adapter/adapter_loopb.c

@@ -255,6 +255,7 @@ static int adapter_loopb_model_ready(AdapterModel* am)
                     &sc->vector.buffer_size[*sc_index], sv->bin, sv->bin_size);
                 log_simbus("    SignalValue: %u = <binary> (len=%u) [name=%s]",
                     sv->uid, sv->bin_size, sv->name);
+                /* Indicate the binary object was consumed. */
                 sv->bin_size = 0;
             } else if (sv->val != sv->final_val) {
                 sc->vector.scalar[*sc_index] = sv->final_val;
@@ -378,3 +379,29 @@ SimbusVectorIndex simbus_vector_lookup(
     }
     return index;
 }
+
+
+static int _binary_reset(void* map_item, void* data)
+{
+    UNUSED(data);
+
+    SimbusChannel* sc = map_item;
+    if (sc) {
+        for (uint32_t i = 0; i < sc->vector.count; i++) {
+            sc->vector.length[i] = 0;
+        }
+    }
+    return 0;
+}
+
+void simbus_vector_binary_reset(SimulationSpec* sim)
+{
+    assert(sim);
+    Controller* controller = controller_object_ref();
+    assert(controller);
+    assert(controller->adapter);
+    if (controller->adapter->vtable == NULL) return;
+
+    AdapterLoopbVTable* v = (AdapterLoopbVTable*)controller->adapter->vtable;
+    hashmap_iterator(&v->channels, _binary_reset, false, NULL);
+}

dse/modelc/adapter/simbus/simbus.h

@@ -50,6 +50,7 @@ DLL_PUBLIC void simbus_adapter_run(Adapter* adapter);
 /* adapter_loopb.c (in parent directory) */
 DLL_PUBLIC SimbusVectorIndex simbus_vector_lookup(
     SimulationSpec* sim, const char* vname, const char* sname);
+DLL_PUBLIC void simbus_vector_binary_reset(SimulationSpec* sim);
 
 
 #endif  // DSE_MODELC_ADAPTER_SIMBUS_SIMBUS_H_

dse/modelc/runtime.h

@@ -180,6 +180,7 @@ typedef struct {
         double  step_size;
         double  end_time;
         double  step_time_correction;
+        bool    binary_signals_reset;
     } runtime;
 } RuntimeModelDesc;