1 files changed, 96 insertions, 0 deletions
diff --git a/gfx/ots/src/graphite.h b/gfx/ots/src/graphite.h
new file mode 100644
index 0000000000..452cb26a87
--- /dev/null
+++ b/gfx/ots/src/graphite.h
@@ -0,0 +1,96 @@
+// Copyright (c) 2009-2017 The OTS Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef OTS_GRAPHITE_H_
+#define OTS_GRAPHITE_H_
+
+#include <vector>
+#include <type_traits>
+
+namespace ots {
+
+template<typename ParentType>
+class TablePart {
+ public:
+  TablePart(ParentType* parent) : parent(parent) { }
+  virtual ~TablePart() { }
+  virtual bool ParsePart(Buffer& table) = 0;
+  virtual bool SerializePart(OTSStream* out) const = 0;
+ protected:
+  ParentType* parent;
+};
+
+template<typename T>
+bool SerializeParts(const std::vector<T>& vec, OTSStream* out) {
+  for (const T& part : vec) {
+    if (!part.SerializePart(out)) {
+      return false;
+    }
+  }
+  return true;
+}
+
+template<typename T>
+bool SerializeParts(const std::vector<std::vector<T>>& vec, OTSStream* out) {
+  for (const std::vector<T>& part : vec) {
+    if (!SerializeParts(part, out)) {
+      return false;
+    }
+  }
+  return true;
+}
+
+inline bool SerializeParts(const std::vector<uint8_t>& vec, OTSStream* out) {
+  for (uint8_t part : vec) {
+    if (!out->WriteU8(part)) {
+      return false;
+    }
+  }
+  return true;
+}
+
+inline bool SerializeParts(const std::vector<uint16_t>& vec, OTSStream* out) {
+  for (uint16_t part : vec) {
+    if (!out->WriteU16(part)) {
+      return false;
+    }
+  }
+  return true;
+}
+
+inline bool SerializeParts(const std::vector<int16_t>& vec, OTSStream* out) {
+  for (int16_t part : vec) {
+    if (!out->WriteS16(part)) {
+      return false;
+    }
+  }
+  return true;
+}
+
+inline bool SerializeParts(const std::vector<uint32_t>& vec, OTSStream* out) {
+  for (uint32_t part : vec) {
+    if (!out->WriteU32(part)) {
+      return false;
+    }
+  }
+  return true;
+}
+
+inline bool SerializeParts(const std::vector<int32_t>& vec, OTSStream* out) {
+  for (int32_t part : vec) {
+    if (!out->WriteS32(part)) {
+      return false;
+    }
+  }
+  return true;
+}
+
+template<typename T>
+size_t datasize(std::vector<T> vec) {
+  return sizeof(T) * vec.size();
+}
+
+}  // namespace ots
+
+#endif  // OTS_GRAPHITE_H_