Support listing items owned by a creature.

Memory.xml

@@ -895,6 +895,7 @@
                         <Offset name="physical" value="0x464" description="An array of physical attributes." />
                         <Offset name="appearance_vector" description="seems to be indexes in the list of possible colors defined in the raws for each group" />
                         <Offset name="inventory_vector" />
+                        <Offset name="owned_items_vector" />
                         <Offset name="artifact_name" description="Name of the artifact created by this creature." />
                         <Offset name="soul_vector" description="A vector of souls attached to the creature." />
                         <Offset name="current_soul" description="Currently active soul?" />
@@ -3013,6 +3014,7 @@
                 <Group name="creature">
                     <Offset name="flags3" value="0x94"/>
                     <Group name="advanced">
+                        <Offset name="owned_items_vector" value="0x210"/>
                         <Offset name="hist_figure_id" value="0x640"/>
                     </Group>
                 </Group>

library/include/dfhack/modules/Creatures.h

@@ -318,9 +318,13 @@ namespace DFHack
             const uint16_t x2, const uint16_t y2,const uint16_t z2);
         bool ReadCreature(const int32_t index, t_creature & furball);
         bool ReadJob(const t_creature * furball, std::vector<t_material> & mat);
+
         bool ReadInventoryIdx(const uint32_t index, std::vector<uint32_t> & item);
         bool ReadInventoryPtr(const uint32_t index, std::vector<uint32_t> & item);
 
+        bool ReadOwnedItemsIdx(const uint32_t index, std::vector<int32_t> & item);
+        bool ReadOwnedItemsPtr(const uint32_t index, std::vector<int32_t> & item);
+
         int32_t FindIndexById(int32_t id);
 
         /* Getters */

library/include/dfhack/modules/Items.h

@@ -116,6 +116,10 @@ public:
     ~Items();
     bool Start();
     bool Finish();
+
+    bool readItemVector(std::vector<uint32_t> &items);
+    uint32_t findItemByID(int32_t id);
+
     /// get a string describing an item
     std::string getItemDescription(const dfh_item & item, Materials * Materials);
     /// get a short name for an item

library/modules/Creatures.cpp

@@ -56,6 +56,7 @@ struct Creatures::Private
     bool Ft_job_materials;
     bool Ft_soul;
     bool Ft_inventory;
+    bool Ft_owned_items;
     struct t_offsets
     {
         // creature offsets
@@ -93,6 +94,7 @@ struct Creatures::Private
         uint32_t birth_year_offset;
         uint32_t birth_time_offset;
         uint32_t inventory_offset;
+        uint32_t owned_items_offset;
         // creature job stuff
         int32_t job_type_offset;
         int32_t job_id_offset;
@@ -137,7 +139,7 @@ Creatures::Creatures(DFContextShared* _d)
     OffsetGroup * OG_name = minfo->getGroup("name");
     OffsetGroup * OG_jobs = OG_Creatures->getGroup("job");
     OffsetGroup * OG_job_mats = OG_jobs->getGroup("material");
-    d->Ft_basic = d->Ft_advanced = d->Ft_jobs = d->Ft_soul = d->Ft_inventory = d->Ft_job_materials = false;
+    d->Ft_basic = d->Ft_advanced = d->Ft_jobs = d->Ft_soul = d->Ft_inventory = d->Ft_owned_items = d->Ft_job_materials = false;
 
     Private::t_offsets &creatures = d->creatures;
     try
@@ -187,6 +189,12 @@ Creatures::Creatures(DFContextShared* _d)
         }
         catch(Error::All&){};
         try
+        {
+            creatures.owned_items_offset = OG_creature_ex->getOffset("owned_items_vector");
+            d->Ft_owned_items = true;
+        }
+        catch(Error::All&){};
+        try
         {
             creatures.soul_vector_offset = OG_creature_ex->getOffset("soul_vector");
             creatures.default_soul_offset = OG_creature_ex->getOffset("current_soul");
@@ -692,6 +700,28 @@ bool Creatures::ReadInventoryPtr(const uint32_t temp, std::vector<uint32_t> & it
     return true;
 }
 
+bool Creatures::ReadOwnedItemsIdx(const uint32_t index, std::vector<int32_t> & item)
+{
+    if(!d->Started || !d->Ft_owned_items) return false;
+    uint32_t temp = d->p_cre->at (index);
+    return this->ReadOwnedItemsPtr(temp, item);
+}
+
+bool Creatures::ReadOwnedItemsPtr(const uint32_t temp, std::vector<int32_t> & item)
+{
+    unsigned int i;
+    if(!d->Started || !d->Ft_owned_items) return false;
+    Process * p = d->owner;
+
+    DfVector <int32_t> citem(p, temp + d->creatures.owned_items_offset);
+    if(citem.size() == 0)
+        return false;
+    item.resize(citem.size());
+    for(i=0;i<citem.size();i++)
+        item[i] = citem[i];
+    return true;
+}
+
 void Creatures::CopyNameTo(t_creature &creature, uint32_t address)
 {
     Private::t_offsets &offs = d->creatures;

library/modules/Items.cpp

@@ -421,9 +421,11 @@ class Items::Private
         Process * owner;
         std::map<int32_t, ItemDesc *> descType;
         std::map<uint32_t, ItemDesc *> descVTable;
+        std::map<int32_t, uint32_t> idLookupTable;
         uint32_t refVectorOffset;
         uint32_t refIDOffset;
         uint32_t idFieldOffset;
+        uint32_t itemVectorAddress;
         ClassNameCheck isOwnerRefClass;
 };
 
@@ -434,10 +436,15 @@ Items::Items(DFContextShared * d_)
     d->owner = d_->p;
     d->refVectorOffset = d->refIDOffset = 0;
     d->isOwnerRefClass = ClassNameCheck("general_ref_unit_itemownerst");
+
+    DFHack::OffsetGroup* itemGroup = d_->offset_descriptor->getGroup("Items");
+    d->itemVectorAddress = itemGroup->getAddress("items_vector");
+    d->idFieldOffset = itemGroup->getOffset("id");
 }
 
 bool Items::Start()
 {
+    d->idLookupTable.clear();
     return true;
 }
 
@@ -446,6 +453,35 @@ bool Items::Finish()
     return true;
 }
 
+bool Items::readItemVector(std::vector<uint32_t> &items)
+{
+    DFHack::DfVector <uint32_t> p_items(d->owner, d->itemVectorAddress);
+
+    d->idLookupTable.clear();
+    items.resize(p_items.size());
+
+    for (unsigned i = 0; i < p_items.size(); i++) {
+        uint32_t ptr = p_items[i];
+        items[i] = ptr;
+        d->idLookupTable[d->owner->readDWord(ptr + d->idFieldOffset)] = ptr;
+    }
+
+    return true;
+}
+
+uint32_t Items::findItemByID(int32_t id)
+{
+    if (id < 0)
+        return 0;
+
+    if (d->idLookupTable.empty()) {
+        std::vector<uint32_t> tmp;
+        readItemVector(tmp);
+    }
+
+    return d->idLookupTable[id];
+}
+
 Items::~Items()
 {
     Finish();

tools/examples/creaturedump.cpp

@@ -285,19 +285,34 @@ void printCreature(DFHack::Context * DF, const DFHack::t_creature & creature)
             }
         }
 
-        //std::vector<uint32_t> inventory;
         // FIXME: TOO BAD...
-        /*
+        std::vector<uint32_t> inventory;
-        if( Creatures->ReadInventoryPtr(creature.origin, inventory) )
+        if( Creatures->ReadInventoryPtr(creature.origin, inventory))
         {
             DFHack::Items * Items = DF->getItems();
             printf("\tInventory:\n");
             for(unsigned int i = 0; i < inventory.size(); i++)
             {
-                printf("\t\t%s\n", Items->getItemDescription(inventory[i], Materials).c_str());
+                DFHack::dfh_item item;
+                if (Items->readItem(inventory[i], item))
+                    printf("\t\t%d: %s\n", item.id, Items->getItemDescription(item, Materials).c_str());
+            }
+        }
+
+        std::vector<int32_t> owned;
+        if( Creatures->ReadOwnedItemsPtr(creature.origin, owned))
+        {
+            DFHack::Items * Items = DF->getItems();
+            printf("\tOwns:\n");
+            for (int i = 0; i < owned.size(); i++) {
+                uint32_t pitem = Items->findItemByID(owned[i]);
+                DFHack::dfh_item item;
+                if (!pitem || !Items->readItem(pitem,item))
+                    pitem = 0;
+                printf("\t\t%d: %s\n", owned[i],
+                       pitem ? Items->getItemDescription(item, Materials).c_str() : "?");
             }
         }
-        */
 
         /*
         if(creature.pregnancy_timer > 0)