1 files changed, 27 insertions, 0 deletions
diff --git a/src/Ryujinx.Graphics.Gpu/Shader/HashTable/IDataAccessor.cs b/src/Ryujinx.Graphics.Gpu/Shader/HashTable/IDataAccessor.cs
new file mode 100644
index 00000000..c982cd9f
--- /dev/null
+++ b/src/Ryujinx.Graphics.Gpu/Shader/HashTable/IDataAccessor.cs
@@ -0,0 +1,27 @@
+using System;
+
+namespace Ryujinx.Graphics.Gpu.Shader.HashTable
+{
+    /// <summary>
+    /// Data accessor, used by <see cref="PartitionedHashTable{T}"/> to access data of unknown length.
+    /// </summary>
+    /// <remarks>
+    /// This will be used to access chuncks of data and try finding a match on the table.
+    /// This is necessary because the data size is assumed to be unknown, and so the
+    /// hash table must try to "guess" the size of the data based on the entries on the table.
+    /// </remarks>
+    public interface IDataAccessor
+    {
+        /// <summary>
+        /// Gets a span of shader code at the specified offset, with at most the specified size.
+        /// </summary>
+        /// <remarks>
+        /// This might return a span smaller than the requested <paramref name="length"/> if there's
+        /// no more code available.
+        /// </remarks>
+        /// <param name="offset">Offset in shader code</param>
+        /// <param name="length">Size in bytes</param>
+        /// <returns>Shader code span</returns>
+        ReadOnlySpan<byte> GetSpan(int offset, int length);
+    }
+}