1 files changed, 76 insertions, 0 deletions
diff --git a/netwerk/protocol/http/ClassOfService.h b/netwerk/protocol/http/ClassOfService.h
new file mode 100644
index 0000000000..bf971d41df
--- /dev/null
+++ b/netwerk/protocol/http/ClassOfService.h
@@ -0,0 +1,76 @@
+/* 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 __ClassOfService_h__
+#define __ClassOfService_h__
+
+#include "nsIClassOfService.h"
+#include "nsPrintfCString.h"
+#include "ipc/IPCMessageUtils.h"
+
+namespace mozilla::net {
+
+class ClassOfService {
+ public:
+  ClassOfService() : mClassFlags(0), mIncremental(false) {}
+  ClassOfService(unsigned long flags, bool incremental)
+      : mClassFlags(flags), mIncremental(incremental) {}
+
+  // class flags (priority)
+  unsigned long Flags() const { return mClassFlags; }
+  void SetFlags(unsigned long flags) { mClassFlags = flags; }
+
+  // incremental flags
+  bool Incremental() const { return mIncremental; }
+  void SetIncremental(bool incremental) { mIncremental = incremental; }
+
+  static void ToString(const ClassOfService aCos, nsACString& aOut) {
+    return ToString(aCos.Flags(), aOut);
+  }
+
+  static void ToString(unsigned long aFlags, nsACString& aOut) {
+    aOut = nsPrintfCString("%lX", aFlags);
+  }
+
+ private:
+  unsigned long mClassFlags;
+  bool mIncremental;
+  friend IPC::ParamTraits<mozilla::net::ClassOfService>;
+  friend bool operator==(const ClassOfService& lhs, const ClassOfService& rhs);
+  friend bool operator!=(const ClassOfService& lhs, const ClassOfService& rhs);
+};
+
+inline bool operator==(const ClassOfService& lhs, const ClassOfService& rhs) {
+  return lhs.mClassFlags == rhs.mClassFlags &&
+         lhs.mIncremental == rhs.mIncremental;
+}
+
+inline bool operator!=(const ClassOfService& lhs, const ClassOfService& rhs) {
+  return !(lhs == rhs);
+}
+
+}  // namespace mozilla::net
+
+namespace IPC {
+template <>
+struct ParamTraits<mozilla::net::ClassOfService> {
+  typedef mozilla::net::ClassOfService paramType;
+
+  static void Write(MessageWriter* aWriter, const paramType& aParam) {
+    WriteParam(aWriter, aParam.mClassFlags);
+    WriteParam(aWriter, aParam.mIncremental);
+  }
+
+  static bool Read(MessageReader* aReader, paramType* aResult) {
+    if (!ReadParam(aReader, &aResult->mClassFlags) ||
+        !ReadParam(aReader, &aResult->mIncremental))
+      return false;
+
+    return true;
+  }
+};
+
+}  // namespace IPC
+
+#endif