1 files changed, 64 insertions, 0 deletions
diff --git a/PureData/PureData.cs b/PureData/PureData.cs
new file mode 100644
index 0000000..c9ac143
--- /dev/null
+++ b/PureData/PureData.cs
@@ -0,0 +1,64 @@
+using System;
+using System.Runtime.CompilerServices; // for extern import
+using System.Runtime.InteropServices; // for structures
+
+namespace PureData
+{
+    // PD core functions
+    public unsafe class Internal 
+    {
+        [MethodImplAttribute (MethodImplOptions.InternalCall)]
+        internal extern static void *SymGen(string sym);        
+
+        [MethodImplAttribute (MethodImplOptions.InternalCall)]
+        internal extern static string SymEval(void *sym);        
+    }
+    
+    // This is the base class for a PD/CLR external
+    public unsafe class External
+    {
+        // PD object pointer
+        private readonly void *ptr;
+
+        // --------------------------------------------------------------------------
+
+        [MethodImplAttribute (MethodImplOptions.InternalCall)]
+        protected extern static void Post(string message);        
+
+        [MethodImplAttribute (MethodImplOptions.InternalCall)]
+        protected extern static void PostError(string message);        
+
+        [MethodImplAttribute (MethodImplOptions.InternalCall)]
+        protected extern static void PostBug(string message);        
+
+        [MethodImplAttribute (MethodImplOptions.InternalCall)]
+        protected extern static void PostVerbose(string message);        
+
+        // --------------------------------------------------------------------------
+
+        protected delegate void MethodBang();
+        protected delegate void MethodFloat(float f);
+        protected delegate void MethodSymbol(Symbol s);
+        protected delegate void MethodPointer(Pointer p);
+        protected delegate void MethodList(AtomList lst);
+        protected delegate void MethodAnything(Symbol tag,AtomList lst);
+
+        [MethodImplAttribute (MethodImplOptions.InternalCall)]
+        protected extern static void Add(MethodBang m);
+
+        [MethodImplAttribute (MethodImplOptions.InternalCall)]
+        protected extern static void Add(MethodFloat m);
+
+        [MethodImplAttribute (MethodImplOptions.InternalCall)]
+        protected extern static void Add(MethodSymbol m);
+
+        [MethodImplAttribute (MethodImplOptions.InternalCall)]
+        protected extern static void Add(MethodPointer m);
+
+        [MethodImplAttribute (MethodImplOptions.InternalCall)]
+        protected extern static void Add(MethodList m);
+
+        [MethodImplAttribute (MethodImplOptions.InternalCall)]
+        protected extern static void Add(MethodAnything m);
+    }
+}