Fixes for SpeciesLibrary

PkmnLibSharp/Generated/Pkmnlib/SpeciesLibrary.cs

@@ -6,11 +6,17 @@ namespace Pkmnlib.Generated
 {
     internal static class SpeciesLibrary
     {
+        /// <param name="initialCapacity">long unsigned int</param>
+        /// <returns>const SpeciesLibrary *</returns>
+        [DllImport("libpkmnLib", CallingConvention = CallingConvention.Cdecl, EntryPoint= "PkmnLib_SpeciesLibrary_Construct")]
+        internal static extern IntPtr Construct(ulong initialCapacity);
+
+        /// <param name="out">const PokemonSpecies * &</param>
         /// <param name="p">const SpeciesLibrary *</param>
         /// <param name="species">const PokemonSpecies *</param>
-        /// <returns>const PokemonSpecies *</returns>
+        /// <returns>unsigned char</returns>
         [DllImport("libpkmnLib", CallingConvention = CallingConvention.Cdecl, EntryPoint= "PkmnLib_SpeciesLibrary_FindPreEvolution")]
-        internal static extern IntPtr FindPreEvolution(IntPtr p, IntPtr species);
+        internal static extern byte FindPreEvolution(ref IntPtr @out, IntPtr p, IntPtr species);
 
     }
 }

PkmnLibSharp/Library/SpeciesLibrary.cs

@@ -67,11 +67,12 @@ namespace PkmnLibSharp.Library
 
         public Species? FindPreEvolution(Species species)
         {
-            var ptr = Pkmnlib.Generated.SpeciesLibrary.FindPreEvolution(Ptr, species.Ptr);
+            var outPtr = IntPtr.Zero;
-            if (ptr == IntPtr.Zero) return null;
+            Pkmnlib.Generated.SpeciesLibrary.FindPreEvolution(ref outPtr, Ptr, species.Ptr).Assert();
-            return TryResolvePointer(ptr, out Species? prevoSpecies)
+            if (outPtr == IntPtr.Zero) return null;
+            return TryResolvePointer(outPtr, out Species? prevoSpecies)
                 ? prevoSpecies
-                : Constructor.Active.ConstructSpecies(ptr);
+                : Constructor.Active.ConstructSpecies(outPtr);
         }
 
         public IEnumerable<Species> GetEnumerator()
@@ -93,7 +94,7 @@ namespace PkmnLibSharp.Library
         }
 
         public SpeciesLibrary(ulong initialCapacity) : base(
-            Creaturelib.Generated.SpeciesLibrary.Construct(initialCapacity))
+            Pkmnlib.Generated.SpeciesLibrary.Construct(initialCapacity))
         {
         }