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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,
#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