initial item service implementation

include/d/actor/d_a_e_hp.h

@@ -96,6 +96,9 @@ public:
     /* 0xDE0 */ cXyz field_0xde0;
     /* 0xDEC */ u8 field_0xdec[0xdf9 - 0xdec];
     /* 0xDF9 */ u8 field_0xdf9;
+#if TARGET_PC
+    bool mItemCheckOverridden;
+#endif
 };
 
 STATIC_ASSERT(sizeof(daE_HP_c) == 0xdfc);

include/d/actor/d_a_obj_life_container.h

@@ -88,6 +88,11 @@ private:
     /* 0x99C */ dPa_followEcallBack mEffect2;
     /* 0x9B0 */ Z2SoundObjSimple mSound;
     /* 0x9D0 */ u8 mIsHookCarry;
+#if TARGET_PC
+    u8 mOriginalItemNo;
+    bool mItemOverridden;
+    bool mOverrideHover;
+#endif
 };
 
 STATIC_ASSERT(sizeof(daObjLife_c) == 0x9d4);

include/d/actor/d_a_tbox.h

@@ -194,6 +194,9 @@ private:
     /* 0x9FC */ u8 field_0x9fc;
     /* 0x9FD */ u8 field_0x9fd;
     /* 0xA00 */ Mtx mDrawMtx;
+#if TARGET_PC
+    u8 mOriginalItemNo;
+#endif
 };
 
 STATIC_ASSERT(sizeof(daTbox_c) == 0xA30);

include/d/d_a_item_static.h

@@ -145,6 +145,10 @@ public:
     /* 0x9BC */ u8 field_0x9bc[4];
     /* 0x9C0 */ u8 field_0x9c0;
     /* 0x9C1 */ u8 field_0x9c1;
+#if TARGET_PC
+    u8 mOriginalItemNo;
+    bool mItemOverridden;
+#endif
 };  // Size: 0x9C4
 
 #endif /* D_A_D_A_ITEM_STATIC_H */

include/d/d_a_shop_item_static.h

@@ -50,6 +50,9 @@ public:
     csXyz* getRotateP();
     cXyz* getPosP();
     const char* getShopArcname();
+#if TARGET_PC
+    const ResourceData& getResourceData() const;
+#endif
     u16 getHeapSize();
     void CreateInit();
     void set_mtx();
@@ -110,6 +113,10 @@ private:
     /* 0x960 */ s16 mAngleX;
     /* 0x962 */ s16 mAngleY;
     /* 0x964 */ u8 mShopItemID;
+#if TARGET_PC
+    ResourceData mOverrideData;
+    bool mItemOverridden;
+#endif
 };
 
 int CheckShopItemCreateHeap(fopAc_ac_c* i_this);

include/d/d_item.h

@@ -11,7 +11,9 @@ public:
     static DUSK_GAME_DATA u8* mData;
 };
 
-void execItemGet(u8 item_id);
+class fopAc_ac_c;
+void execItemGet(
+    u8 item_id IF_DUSK_ARG(u32 item_give_tag = 0) IF_DUSK_ARG(fopAc_ac_c* giver = NULL));
 
 void item_func_HEART();
 void item_func_GREEN_RUPEE();