[standalone] Automatically decompress gzip'd resources, including sources and script snapshots.

runtime/bin/gzip.h

Index: runtime/bin/gzip.h
diff --git a/runtime/bin/gzip.h b/runtime/bin/gzip.h
new file mode 100644
index 0000000000000000000000000000000000000000..c2fcfb964233895fdbfb334bfa088430bd618c3b
--- /dev/null
+++ b/runtime/bin/gzip.h
@@ -0,0 +1,24 @@
+// Copyright (c) 2017, the Dart project authors.  Please see the AUTHORS file
+// for details. All rights reserved. Use of this source code is governed by a
+// BSD-style license that can be found in the LICENSE file.
+
+#ifndef RUNTIME_BIN_GZIP_H_
+#define RUNTIME_BIN_GZIP_H_
+
+#include "platform/globals.h"
+
+namespace dart {
+namespace bin {
+
+// |input| is assumed to be a gzipped stream.
+// This function allocates the output buffer in the C heap and the caller
+// is responsible for freeing it.
+void Decompress(const uint8_t* input,
+                intptr_t input_len,
+                uint8_t** output,
+                intptr_t* output_length);
+
+}  // namespace bin
+}  // namespace dart
+
+#endif  // RUNTIME_BIN_GZIP_H_