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-rw-r--r--dom/media/webrtc/sdp/SdpParser.h81
1 files changed, 81 insertions, 0 deletions
diff --git a/dom/media/webrtc/sdp/SdpParser.h b/dom/media/webrtc/sdp/SdpParser.h
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+++ b/dom/media/webrtc/sdp/SdpParser.h
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+/* -*- 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 _SDPPARSER_H_
+#define _SDPPARSER_H_
+
+#include <vector>
+#include <string>
+#include "sdp/Sdp.h"
+#include "sdp/SdpLog.h"
+
+#include "mozilla/Telemetry.h"
+
+namespace mozilla {
+
+class SdpParser {
+ public:
+ SdpParser() = default;
+ virtual ~SdpParser() = default;
+
+ class Results {
+ public:
+ typedef std::pair<size_t, std::string> Anomaly;
+ typedef std::vector<Anomaly> AnomalyVec;
+ virtual ~Results() = default;
+ UniquePtr<mozilla::Sdp>& Sdp() { return mSdp; }
+ AnomalyVec& Errors() { return mErrors; }
+ AnomalyVec& Warnings() { return mWarnings; }
+ virtual const std::string& ParserName() const = 0;
+ bool Ok() const { return mErrors.empty(); }
+
+ protected:
+ UniquePtr<mozilla::Sdp> mSdp;
+ AnomalyVec mErrors;
+ AnomalyVec mWarnings;
+ };
+
+ // The name of the parser implementation
+ virtual const std::string& Name() const = 0;
+
+ /**
+ * This parses the provided text into an SDP object.
+ * This returns a nullptr-valued pointer if things go poorly.
+ */
+ virtual UniquePtr<SdpParser::Results> Parse(const std::string& aText) = 0;
+
+ class InternalResults : public Results {
+ public:
+ explicit InternalResults(const std::string& aParserName)
+ : mParserName(aParserName) {}
+ virtual ~InternalResults() = default;
+
+ void SetSdp(UniquePtr<mozilla::Sdp>&& aSdp) { mSdp = std::move(aSdp); }
+
+ void AddParseError(size_t line, const std::string& message) {
+ MOZ_LOG(SdpLog, LogLevel::Error,
+ ("%s: parser error %s, at line %zu", mParserName.c_str(),
+ message.c_str(), line));
+ mErrors.push_back(std::make_pair(line, message));
+ }
+
+ void AddParseWarning(size_t line, const std::string& message) {
+ MOZ_LOG(SdpLog, LogLevel::Warning,
+ ("%s: parser warning %s, at line %zu", mParserName.c_str(),
+ message.c_str(), line));
+ mWarnings.push_back(std::make_pair(line, message));
+ }
+
+ const std::string& ParserName() const override { return mParserName; }
+
+ private:
+ const std::string mParserName;
+ };
+};
+
+} // namespace mozilla
+
+#endif