From 6bf0a5cb5034a7e684dcc3500e841785237ce2dd Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 19:32:43 +0200
Subject: Adding upstream version 1:115.7.0.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 dom/media/webrtc/sdp/SdpPref.cpp | 107 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 107 insertions(+)
 create mode 100644 dom/media/webrtc/sdp/SdpPref.cpp

(limited to 'dom/media/webrtc/sdp/SdpPref.cpp')

diff --git a/dom/media/webrtc/sdp/SdpPref.cpp b/dom/media/webrtc/sdp/SdpPref.cpp
new file mode 100644
index 0000000000..d0fc03c4d0
--- /dev/null
+++ b/dom/media/webrtc/sdp/SdpPref.cpp
@@ -0,0 +1,107 @@
+/* -*- 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/. */
+
+#include "sdp/SdpPref.h"
+#include "sdp/RsdparsaSdpParser.h"
+#include "sdp/SipccSdpParser.h"
+
+namespace mozilla {
+
+const std::string SdpPref::PRIMARY_PREF = "media.peerconnection.sdp.parser";
+const std::string SdpPref::ALTERNATE_PREF =
+    "media.peerconnection.sdp.alternate_parse_mode";
+const std::string SdpPref::STRICT_SUCCESS_PREF =
+    "media.peerconnection.sdp.strict_success";
+const std::string SdpPref::DEFAULT = "default";
+
+auto SdpPref::ToString(const Parsers& aParser) -> std::string {
+  switch (aParser) {
+    case Parsers::Sipcc:
+      return "sipcc";
+    case Parsers::WebRtcSdp:
+      return "webrtc-sdp";
+  };
+  MOZ_CRASH("ALL Parsers CASES ARE NOT COVERED");
+  return "";
+}
+
+auto SdpPref::ToString(const AlternateParseModes& aMode) -> std::string {
+  switch (aMode) {
+    case AlternateParseModes::Parallel:
+      return "parallel";
+    case AlternateParseModes::Failover:
+      return "failover";
+    case AlternateParseModes::Never:
+      return "never";
+  };
+  MOZ_CRASH("ALL AlternateParseModes CASES ARE NOT COVERED");
+  return "";
+}
+
+auto SdpPref::Parser() -> Parsers {
+  static const auto values = std::unordered_map<std::string, Parsers>{
+      {"sipcc", Parsers::Sipcc},
+      {"webrtc-sdp", Parsers::WebRtcSdp},
+      {DEFAULT, Parsers::Sipcc},
+  };
+  return Pref(PRIMARY_PREF, values);
+}
+
+auto SdpPref::AlternateParseMode() -> AlternateParseModes {
+  static const auto values =
+      std::unordered_map<std::string, AlternateParseModes>{
+          {"parallel", AlternateParseModes::Parallel},
+          {"failover", AlternateParseModes::Failover},
+          {"never", AlternateParseModes::Never},
+          {DEFAULT, AlternateParseModes::Parallel},
+      };
+  return Pref(ALTERNATE_PREF, values);
+}
+
+auto SdpPref::Primary() -> UniquePtr<SdpParser> {
+  switch (Parser()) {
+    case Parsers::Sipcc:
+      return UniquePtr<SdpParser>(new SipccSdpParser());
+    case Parsers::WebRtcSdp:
+      return UniquePtr<SdpParser>(new RsdparsaSdpParser());
+  }
+  MOZ_CRASH("ALL Parsers CASES ARE NOT COVERED");
+  return nullptr;
+}
+
+auto SdpPref::Secondary() -> Maybe<UniquePtr<SdpParser>> {
+  if (AlternateParseMode() != AlternateParseModes::Parallel) {
+    return Nothing();
+  }
+  switch (Parser()) {  // Choose whatever the primary parser isn't
+    case Parsers::Sipcc:
+      return Some(UniquePtr<SdpParser>(new RsdparsaSdpParser()));
+    case Parsers::WebRtcSdp:
+      return Some(UniquePtr<SdpParser>(new SipccSdpParser()));
+  }
+  MOZ_CRASH("ALL Parsers CASES ARE NOT COVERED");
+  return Nothing();
+}
+
+auto SdpPref::Failover() -> Maybe<UniquePtr<SdpParser>> {
+  if (AlternateParseMode() != AlternateParseModes::Failover) {
+    return Nothing();
+  }
+  switch (Parser()) {
+    case Parsers::Sipcc:
+      return Some(UniquePtr<SdpParser>(new RsdparsaSdpParser()));
+    case Parsers::WebRtcSdp:
+      return Some(UniquePtr<SdpParser>(new SipccSdpParser()));
+  }
+  MOZ_CRASH("ALL Parsers CASES ARE NOT COVERED");
+  return Nothing();
+}
+
+auto SdpPref::StrictSuccess() -> bool {
+  return Preferences::GetBool(STRICT_SUCCESS_PREF.c_str(), false);
+}
+
+}  // namespace mozilla
-- 
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