1 files changed, 122 insertions, 0 deletions
diff --git a/ipc/chromium/src/mojo/core/ports/name.h b/ipc/chromium/src/mojo/core/ports/name.h
new file mode 100644
index 0000000000..0e668ebc40
--- /dev/null
+++ b/ipc/chromium/src/mojo/core/ports/name.h
@@ -0,0 +1,122 @@
+// Copyright 2016 The Chromium 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 MOJO_CORE_PORTS_NAME_H_
+#define MOJO_CORE_PORTS_NAME_H_
+
+#include <stdint.h>
+
+#include <ostream>
+#include <tuple>
+
+#include "base/logging.h"
+#include "mozilla/HashFunctions.h"
+#include "nsHashKeys.h"
+
+namespace mojo {
+namespace core {
+namespace ports {
+
+struct Name {
+  constexpr Name(uint64_t v1, uint64_t v2) : v1(v1), v2(v2) {}
+  uint64_t v1, v2;
+};
+
+inline bool operator==(const Name& a, const Name& b) {
+  return a.v1 == b.v1 && a.v2 == b.v2;
+}
+
+inline bool operator!=(const Name& a, const Name& b) { return !(a == b); }
+
+inline bool operator<(const Name& a, const Name& b) {
+  return std::tie(a.v1, a.v2) < std::tie(b.v1, b.v2);
+}
+
+std::ostream& operator<<(std::ostream& stream, const Name& name);
+mozilla::Logger& operator<<(mozilla::Logger& log, const Name& name);
+
+struct PortName : Name {
+  constexpr PortName() : Name(0, 0) {}
+  constexpr PortName(uint64_t v1, uint64_t v2) : Name(v1, v2) {}
+};
+
+constexpr PortName kInvalidPortName{0, 0};
+
+struct NodeName : Name {
+  constexpr NodeName() : Name(0, 0) {}
+  constexpr NodeName(uint64_t v1, uint64_t v2) : Name(v1, v2) {}
+};
+
+constexpr NodeName kInvalidNodeName{0, 0};
+
+}  // namespace ports
+}  // namespace core
+}  // namespace mojo
+
+namespace mozilla {
+
+template <>
+inline PLDHashNumber Hash<mojo::core::ports::PortName>(
+    const mojo::core::ports::PortName& aValue) {
+  return mozilla::HashGeneric(aValue.v1, aValue.v2);
+}
+
+template <>
+inline PLDHashNumber Hash<mojo::core::ports::NodeName>(
+    const mojo::core::ports::NodeName& aValue) {
+  return mozilla::HashGeneric(aValue.v1, aValue.v2);
+}
+
+using PortNameHashKey = nsGenericHashKey<mojo::core::ports::PortName>;
+using NodeNameHashKey = nsGenericHashKey<mojo::core::ports::NodeName>;
+
+}  // namespace mozilla
+
+namespace std {
+
+template <>
+struct hash<mojo::core::ports::PortName> {
+  std::size_t operator()(const mojo::core::ports::PortName& name) const {
+    // FIXME: PLDHashNumber is only 32-bits
+    return mozilla::Hash(name);
+  }
+};
+
+template <>
+struct hash<mojo::core::ports::NodeName> {
+  std::size_t operator()(const mojo::core::ports::NodeName& name) const {
+    // FIXME: PLDHashNumber is only 32-bits
+    return mozilla::Hash(name);
+  }
+};
+
+}  // namespace std
+
+class PickleIterator;
+
+namespace IPC {
+
+template <typename T>
+struct ParamTraits;
+class Message;
+class MessageReader;
+class MessageWriter;
+
+template <>
+struct ParamTraits<mojo::core::ports::PortName> {
+  using paramType = mojo::core::ports::PortName;
+  static void Write(MessageWriter* aWriter, const paramType& aParam);
+  static bool Read(MessageReader* aReader, paramType* aResult);
+};
+
+template <>
+struct ParamTraits<mojo::core::ports::NodeName> {
+  using paramType = mojo::core::ports::NodeName;
+  static void Write(MessageWriter* aWriter, const paramType& aParam);
+  static bool Read(MessageReader* aReader, paramType* aResult);
+};
+
+}  // namespace IPC
+
+#endif  // MOJO_CORE_PORTS_NAME_H_