Refs #19236: fix bitmask serialization code

Signed-off-by: JLBuenoLopez-eProsima <[email protected]>

src/main/java/com/eprosima/fastdds/idl/templates/SerializationSource.stg

@@ -148,7 +148,29 @@ int $if(union.hasScope)$$union.scope$::$endif$compare$union.name$(
 
 enum_type(ctx, parent, enum) ::= <<>>
 
-bitmask_type(ctx, parent, bitmask) ::= <<>>
+bitmask_type(ctx, parent, bitmask) ::= <<
+void $if(bitmask.hasScope)$$bitmask.scope$::$endif$print$bitmask.name$(
+        $bitmask.name$* topic)
+{
+    printf("$bitmask.name$: { \n");
+    $bitmask.members:{printf("$it.name$: %s\n", topic->$it.name$() ? "true" : "false");}; separator="\n"$
+}
+
+void $if(bitmask.hasScope)$$bitmask.scope$::$endif$initialize$bitmask.name$(
+        $bitmask.name$* topic)
+{
+    $bitmask.members:{topic->$it.name$(static_cast<bool>(rand()%2==1));}; separator="\n"$
+}
+
+int $if(bitmask.hasScope)$$bitmask.scope$::$endif$compare$bitmask.name$(
+        $bitmask.name$* topic_a,
+        $bitmask.name$* topic_b)
+{
+    $bitmask.members:{if(topic_a->$it.name$() != topic_b->$it.name$()) return 0;$endif$}; separator="\n"$
+    return 1;
+}
+
+>>
 
 typedef_decl(ctx, parent, typedefs) ::= <<>>