feat(Read): add Bytes API

Author: lmichaelis

ZenKit/Native.cs

@@ -103,6 +103,8 @@ internal static class Native
 		public static ZkRead_newPath ZkRead_newPath;
 		public static ZkRead_newExt ZkRead_newExt;
 		public static ZkRead_del ZkRead_del;
+		public static ZkRead_getSize ZkRead_getSize;
+		public static ZkRead_getBytes ZkRead_getBytes;
 		public static ZkVfs_new ZkVfs_new;
 		public static ZkVfs_del ZkVfs_del;
 		public static ZkVfs_getRoot ZkVfs_getRoot;
@@ -1289,7 +1291,7 @@ public static ZkParticleEffectEmitKeyInstance_getEmCheckCollision
 
 		static Native()
 		{
-			var loader = new NativeLibrary("czenkit", LibraryLoader.GetPlatformDefaultLoader(),
+			var loader = new NativeLibrary("zenkitcapi", LibraryLoader.GetPlatformDefaultLoader(),
 				new NativePathResolver());
 
 			ZkAnimation_getFps = loader.LoadFunction<ZkAnimation_getFps>("ZkAnimation_getFps");
@@ -1302,6 +1304,8 @@ static Native()
 			ZkRead_newPath = loader.LoadFunction<ZkRead_newPath>("ZkRead_newPath");
 			ZkRead_newExt = loader.LoadFunction<ZkRead_newExt>("ZkRead_newExt");
 			ZkRead_del = loader.LoadFunction<ZkRead_del>("ZkRead_del");
+			ZkRead_getSize = loader.LoadFunction<ZkRead_getSize>("ZkRead_getSize");
+			ZkRead_getBytes = loader.LoadFunction<ZkRead_getBytes>("ZkRead_getBytes");
 			ZkVfs_new = loader.LoadFunction<ZkVfs_new>("ZkVfs_new");
 			ZkVfs_del = loader.LoadFunction<ZkVfs_del>("ZkVfs_del");
 			ZkVfs_getRoot = loader.LoadFunction<ZkVfs_getRoot>("ZkVfs_getRoot");

ZenKit/NativeLoader/NativeFunctions.cs

@@ -156,6 +156,12 @@ namespace NativeFunctions
 		[UnmanagedFunctionPointer(CallingConvention.Cdecl)]
 		public delegate void ZkRead_del(UIntPtr slf);
 
+		[UnmanagedFunctionPointer(CallingConvention.Cdecl)]
+		public delegate ulong ZkRead_getSize(UIntPtr slf);
+		
+		[UnmanagedFunctionPointer(CallingConvention.Cdecl)]
+		public delegate ulong ZkRead_getBytes(UIntPtr slf, byte[] buf, ulong length);
+        
 		[UnmanagedFunctionPointer(CallingConvention.Cdecl)]
 		public delegate UIntPtr ZkVfs_new();
 

ZenKit/Stream.cs

@@ -1,4 +1,5 @@
 using System;
+using ZenKit.NativeLoader.NativeFunctions;
 using ZenKit.NativeLoader.NativeStructs;
 
 namespace ZenKit
@@ -50,6 +51,16 @@ internal Read(UIntPtr handle)
 
 		internal UIntPtr Handle { get; }
 
+		public byte[] Bytes
+		{
+			get
+			{
+				var buf = new byte[Native.ZkRead_getSize(Handle)];
+				Native.ZkRead_getBytes(Handle, buf, (ulong)buf.Length);
+				return buf;
+			}
+		}
+		
 		~Read()
 		{
 			Native.ZkRead_del(Handle);