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// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "content/renderer/media/rtc_data_channel_handler.h"
#include <string>
#include "base/logging.h"
#include "base/strings/utf_string_conversions.h"
namespace content {
RtcDataChannelHandler::RtcDataChannelHandler(
webrtc::DataChannelInterface* channel)
: channel_(channel),
webkit_client_(NULL) {
DVLOG(1) << "::ctor";
channel_->RegisterObserver(this);
}
RtcDataChannelHandler::~RtcDataChannelHandler() {
DVLOG(1) << "::dtor";
channel_->UnregisterObserver();
}
void RtcDataChannelHandler::setClient(
blink::WebRTCDataChannelHandlerClient* client) {
webkit_client_ = client;
}
blink::WebString RtcDataChannelHandler::label() {
return UTF8ToUTF16(channel_->label());
}
bool RtcDataChannelHandler::isReliable() {
return channel_->reliable();
}
bool RtcDataChannelHandler::ordered() const {
return channel_->ordered();
}
unsigned short RtcDataChannelHandler::maxRetransmitTime() const {
return channel_->maxRetransmitTime();
}
unsigned short RtcDataChannelHandler::maxRetransmits() const {
return channel_->maxRetransmits();
}
blink::WebString RtcDataChannelHandler::protocol() const {
return UTF8ToUTF16(channel_->protocol());
}
bool RtcDataChannelHandler::negotiated() const {
return channel_->negotiated();
}
unsigned short RtcDataChannelHandler::id() const {
return channel_->id();
}
unsigned long RtcDataChannelHandler::bufferedAmount() {
return channel_->buffered_amount();
}
bool RtcDataChannelHandler::sendStringData(const blink::WebString& data) {
std::string utf8_buffer = UTF16ToUTF8(data);
talk_base::Buffer buffer(utf8_buffer.c_str(), utf8_buffer.length());
webrtc::DataBuffer data_buffer(buffer, false);
return channel_->Send(data_buffer);
}
bool RtcDataChannelHandler::sendRawData(const char* data, size_t length) {
talk_base::Buffer buffer(data, length);
webrtc::DataBuffer data_buffer(buffer, true);
return channel_->Send(data_buffer);
}
void RtcDataChannelHandler::close() {
channel_->Close();
}
void RtcDataChannelHandler::OnStateChange() {
if (!webkit_client_) {
LOG(ERROR) << "WebRTCDataChannelHandlerClient not set.";
return;
}
DVLOG(1) << "OnStateChange " << channel_->state();
switch (channel_->state()) {
case webrtc::DataChannelInterface::kConnecting:
webkit_client_->didChangeReadyState(
blink::WebRTCDataChannelHandlerClient::ReadyStateConnecting);
break;
case webrtc::DataChannelInterface::kOpen:
webkit_client_->didChangeReadyState(
blink::WebRTCDataChannelHandlerClient::ReadyStateOpen);
break;
case webrtc::DataChannelInterface::kClosing:
webkit_client_->didChangeReadyState(
blink::WebRTCDataChannelHandlerClient::ReadyStateClosing);
break;
case webrtc::DataChannelInterface::kClosed:
webkit_client_->didChangeReadyState(
blink::WebRTCDataChannelHandlerClient::ReadyStateClosed);
break;
default:
NOTREACHED();
break;
}
}
void RtcDataChannelHandler::OnMessage(const webrtc::DataBuffer& buffer) {
if (!webkit_client_) {
LOG(ERROR) << "WebRTCDataChannelHandlerClient not set.";
return;
}
if (buffer.binary) {
webkit_client_->didReceiveRawData(buffer.data.data(), buffer.data.length());
} else {
string16 utf16;
if (!UTF8ToUTF16(buffer.data.data(), buffer.data.length(), &utf16)) {
LOG(ERROR) << "Failed convert received data to UTF16";
return;
}
webkit_client_->didReceiveStringData(utf16);
}
}
} // namespace content
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