1 files changed, 57 insertions, 0 deletions
diff --git a/dom/media/webrtc/sdp/ParsingResultComparer.h b/dom/media/webrtc/sdp/ParsingResultComparer.h
new file mode 100644
index 0000000000..5a1c2ac635
--- /dev/null
+++ b/dom/media/webrtc/sdp/ParsingResultComparer.h
@@ -0,0 +1,57 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=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 _PARSINGRESULTCOMPARER_H_
+#define _PARSINGRESULTCOMPARER_H_
+
+#include "sdp/SdpParser.h"
+#include "sdp/SdpPref.h"
+
+#include <string>
+
+namespace mozilla {
+
+class Sdp;
+class SdpMediaSection;
+class SdpAttributeList;
+
+enum class SdpComparisonResult {
+  Inequal = false,
+  Equal = true,
+};
+
+class ParsingResultComparer {
+ public:
+  using Results = UniquePtr<SdpParser::Results>;
+
+  ParsingResultComparer() = default;
+
+  static bool Compare(const Results& aResA, const Results& aResB,
+                      const std::string& aOrignalSdp,
+                      const SdpPref::AlternateParseModes& aMode);
+  bool Compare(const Sdp& rsdparsaSdp, const Sdp& sipccSdp,
+               const std::string& aOriginalSdp,
+               const SdpComparisonResult expect = SdpComparisonResult::Equal);
+  bool CompareMediaSections(
+      const SdpMediaSection& rustMediaSection,
+      const SdpMediaSection& sipccMediaSection,
+      const SdpComparisonResult expect = SdpComparisonResult::Equal) const;
+  bool CompareAttrLists(
+      const SdpAttributeList& rustAttrlist,
+      const SdpAttributeList& sipccAttrlist, int level,
+      const SdpComparisonResult expect = SdpComparisonResult::Equal) const;
+  void TrackRustParsingFailed(size_t sipccErrorCount) const;
+  void TrackSipccParsingFailed(size_t rustErrorCount) const;
+
+ private:
+  std::string mOriginalSdp;
+
+  std::string GetAttributeLines(const std::string& attrType, int level) const;
+};
+
+}  // namespace mozilla
+
+#endif  // _PARSINGRESULTCOMPARER_H_