before next stage

include/state.h

@@ -0,0 +1,26 @@
+#include "rust.h"
+
+struct HashMap;
+
+union Submask
+{
+    u8 mask[4];
+    u32 raw;
+};
+
+struct SizedSubmask
+{
+    union Submask mask;
+    usize len;
+};
+
+usize display_submask(struct SizedSubmask *mask);
+usize display_ip(struct SizedSubmask *mask);
+void parse_submask(char* cstr, struct SizedSubmask *mask);
+struct SizedSubmask* clone_submask(struct SizedSubmask *mask);
+bool reduce_submask(struct SizedSubmask* source);
+
+struct State{
+    struct Node* head;
+    struct HashMap* hashmap;
+};