1 files changed, 80 insertions, 0 deletions
diff --git a/gfx/2d/BigEndianInts.h b/gfx/2d/BigEndianInts.h
new file mode 100644
index 000000000..aa4f0dfb2
--- /dev/null
+++ b/gfx/2d/BigEndianInts.h
@@ -0,0 +1,80 @@
+/* -*- 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 mozilla_BigEndianInts_h
+#define mozilla_BigEndianInts_h
+
+#include "mozilla/EndianUtils.h"
+
+namespace mozilla {
+
+#pragma pack(push, 1)
+
+struct BigEndianUint16
+{
+#ifdef __SUNPRO_CC
+  BigEndianUint16& operator=(const uint16_t aValue)
+  {
+    value = NativeEndian::swapToBigEndian(aValue);
+    return *this;
+  }
+#else
+  MOZ_IMPLICIT BigEndianUint16(const uint16_t aValue)
+  {
+    value = NativeEndian::swapToBigEndian(aValue);
+  }
+#endif
+
+  operator uint16_t() const
+  {
+    return NativeEndian::swapFromBigEndian(value);
+  }
+
+  friend inline bool
+  operator==(const BigEndianUint16& lhs, const BigEndianUint16& rhs)
+  {
+    return lhs.value == rhs.value;
+  }
+
+  friend inline bool
+  operator!=(const BigEndianUint16& lhs, const BigEndianUint16& rhs)
+  {
+    return !(lhs == rhs);
+  }
+
+private:
+  uint16_t value;
+};
+
+struct BigEndianUint32
+{
+#ifdef __SUNPRO_CC
+  BigEndianUint32& operator=(const uint32_t aValue)
+  {
+    value = NativeEndian::swapToBigEndian(aValue);
+    return *this;
+  }
+#else
+  MOZ_IMPLICIT BigEndianUint32(const uint32_t aValue)
+  {
+    value = NativeEndian::swapToBigEndian(aValue);
+  }
+#endif
+
+  operator uint32_t() const
+  {
+    return NativeEndian::swapFromBigEndian(value);
+  }
+
+private:
+  uint32_t  value;
+};
+
+#pragma pack(pop)
+
+} // mozilla
+
+#endif // mozilla_BigEndianInts_h