1 files changed, 55 insertions, 0 deletions
diff --git a/source/slang/slang-hash-utils.h b/source/slang/slang-hash-utils.h
new file mode 100644
index 000000000..d0d610cb8
--- /dev/null
+++ b/source/slang/slang-hash-utils.h
@@ -0,0 +1,55 @@
+// slang-hash-utils.h - Utility functions specifically designed to be used with slang::Digest
+#pragma once
+#include "../../slang.h"
+#include "../core/slang-basic.h"
+#include "../core/slang-md5.h"
+#include "../core/slang-digest.h"
+
+namespace Slang
+{
+    // Compute the hash for an UnownedStringSlice
+    inline slang::Digest computeHashForStringSlice(UnownedStringSlice text)
+    {
+        DigestBuilder builder;
+        builder.addToDigest(text);
+
+        slang::Digest textHash;
+        builder.finalize(&textHash);
+
+        return textHash;
+    }
+
+    // Combines the two provided hashes.
+    inline slang::Digest combineHashes(const slang::Digest& hashA, const slang::Digest& hashB)
+    {
+        DigestBuilder builder;
+        builder.addToDigest(hashA);
+        builder.addToDigest(hashB);
+
+        slang::Digest combined;
+        builder.finalize(&combined);
+        return combined;
+    }
+
+    // Returns the stored hash in checksum as a String.
+    inline StringBuilder hashToString(const slang::Digest& hash)
+    {
+        StringBuilder filename;
+
+        for (Index i = 0; i < 4; ++i)
+        {
+            auto hashSegmentString = String(hash.values[i], 16);
+
+            auto leadingZeroCount = 8 - hashSegmentString.getLength();
+            for (Index j = 0; j < leadingZeroCount; ++j)
+            {
+                filename.append("0");
+            }
+            filename.append(hashSegmentString.getBuffer());
+        }
+
+        return filename;
+    }
+
+    // TODO: fromString implementation?
+}