add subdirs

src/npc/mailbox.c

@@ -0,0 +1,61 @@
+#include "global.h"
+#include "entity.h"
+#include "textbox.h"
+
+extern void sub_0806ED78(Entity*);
+extern void sub_08063280();
+
+extern void (*gMailboxBehaviors[4])(Entity*);
+
+void Mailbox(Entity* this) {
+    gMailboxBehaviors[this->action](this);
+
+    if (this->action != 0) {
+        sub_0806ED78(this);
+    }
+}
+
+void sub_08063210(Entity* this) {
+    this->action = 1;
+    InitAnimationForceUpdate(this, 0);
+}
+
+void sub_08063220(Entity* this) {
+    u8 bVar1;
+
+    if (this->interactType != 0) {
+        this->action = 2;
+        bVar1 = 8;
+    } else {
+        bVar1 = 0;
+    }
+
+    if (this->animIndex != bVar1) {
+        InitAnimationForceUpdate(this, bVar1);
+    } else {
+        sub_08063280(this, bVar1);
+    }
+}
+
+void sub_08063254(Entity* this, u32 unused) {
+    sub_08063280(this, unused);
+    if ((this->frames.all & 0x80) != 0) {
+        this->action = 3;
+        TextboxNoOverlapFollow(0);
+    }
+}
+
+void sub_08063278(Entity* this, u32 unused) {
+    sub_08063280(this, unused);
+}
+
+void sub_08063280(Entity* this, u32 unused) {
+    Entity* e; // r4@1
+    u8 var;    // r2@1
+
+    e = this;
+    UpdateAnimationSingleFrame(e);
+    var = e->frames.all & 0x7F;
+    e->frames.all ^= var;
+    if (var == 2) CreateFx(e, 49, 0);
+}