1 files changed, 43 insertions, 0 deletions
diff --git a/dom/script/ScriptCompression.h b/dom/script/ScriptCompression.h
new file mode 100644
index 0000000000..c824aa9c15
--- /dev/null
+++ b/dom/script/ScriptCompression.h
@@ -0,0 +1,43 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef js_loader_ScriptCompression_h
+#define js_loader_ScriptCompression_h
+
+#include "ErrorList.h"
+#include "mozilla/Vector.h"
+
+namespace JS::loader {
+
+class ScriptLoadRequest;
+
+/**
+ * Compress the bytecode stored in a buffer. All data before the bytecode is
+ * copied into the output buffer without modification.
+ *
+ * @param aBytecodeBuf buffer containing the uncompressed bytecode
+ * @param aBytecodeOffset offset of the bytecode in the buffer
+ * @param aCompressedBytecodeBufOut buffer to store the compressed bytecode in
+ */
+bool ScriptBytecodeCompress(
+    mozilla::Vector<uint8_t>& aBytecodeBuf, size_t aBytecodeOffset,
+    mozilla::Vector<uint8_t>& aCompressedBytecodeBufOut);
+
+/**
+ * Uncompress the bytecode stored in a buffer. All data before the bytecode is
+ * copied into the output buffer without modification.
+ *
+ * @param aCompressedBytecodeBuf buffer containing the compressed bytecode
+ * @param aBytecodeOffset offset of the bytecode in the buffer
+ * @param aBytecodeBufOut buffer to store the uncompressed bytecode in
+ */
+bool ScriptBytecodeDecompress(mozilla::Vector<uint8_t>& aCompressedBytecodeBuf,
+                              size_t aBytecodeOffset,
+                              mozilla::Vector<uint8_t>& aBytecodeBufOut);
+
+}  // namespace JS::loader
+
+#endif  // js_loader_ScriptCompression_h