gecko-dev/media/mtransport/transportlayer.cpp

58 lines
1.4 KiB
C++

/* -*- 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/. */
// Original author: ekr@rtfm.com
#include <prlog.h>
#include "logging.h"
#include "transportflow.h"
#include "transportlayer.h"
// Logging context
namespace mozilla {
MOZ_MTLOG_MODULE("mtransport")
nsresult TransportLayer::Init() {
if (state_ != TS_NONE)
return state_ == TS_ERROR ? NS_ERROR_FAILURE : NS_OK;
nsresult rv = InitInternal();
if (!NS_SUCCEEDED(rv)) {
state_ = TS_ERROR;
return rv;
}
state_ = TS_INIT;
return NS_OK;
}
void TransportLayer::Inserted(TransportFlow *flow, TransportLayer *downward) {
flow_ = flow;
downward_ = downward;
MOZ_MTLOG(PR_LOG_DEBUG, LAYER_INFO << "Inserted: downward='" <<
(downward ? downward->id(): "none") << "'");
WasInserted();
}
void TransportLayer::SetState(State state) {
if (state != state_) {
MOZ_MTLOG(PR_LOG_DEBUG, LAYER_INFO << "state " << state_ << "->" << state);
state_ = state;
SignalStateChange(this, state);
}
}
const std::string& TransportLayer::flow_id() {
static const std::string empty;
return flow_ ? flow_->id() : empty;
}
} // close namespace