blob: f87383eac34968f63f19eed040086ec3b9c05683 [file] [log] [blame]
/*
* libjingle
* Copyright 2004--2005, Google Inc.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
* EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "talk/p2p/base/transportchannelproxy.h"
#include "talk/base/common.h"
#include "talk/p2p/base/transport.h"
#include "talk/p2p/base/transportchannelimpl.h"
namespace cricket {
TransportChannelProxy::TransportChannelProxy(const std::string& name,
const std::string& content_type)
: TransportChannel(name, content_type), impl_(NULL) {
}
TransportChannelProxy::~TransportChannelProxy() {
if (impl_)
impl_->GetTransport()->DestroyChannel(impl_->name());
}
void TransportChannelProxy::SetImplementation(TransportChannelImpl* impl) {
impl_ = impl;
impl_->SignalReadableState.connect(
this, &TransportChannelProxy::OnReadableState);
impl_->SignalWritableState.connect(
this, &TransportChannelProxy::OnWritableState);
impl_->SignalReadPacket.connect(this, &TransportChannelProxy::OnReadPacket);
impl_->SignalRouteChange.connect(this, &TransportChannelProxy::OnRouteChange);
for (OptionList::iterator it = pending_options_.begin();
it != pending_options_.end();
++it) {
impl_->SetOption(it->first, it->second);
}
pending_options_.clear();
}
int TransportChannelProxy::SendPacket(const char* data, size_t len) {
// Fail if we don't have an impl yet.
return (impl_) ? impl_->SendPacket(data, len) : -1;
}
int TransportChannelProxy::SetOption(talk_base::Socket::Option opt, int value) {
if (impl_)
return impl_->SetOption(opt, value);
pending_options_.push_back(OptionPair(opt, value));
return 0;
}
int TransportChannelProxy::GetError() {
ASSERT(impl_ != NULL); // should not be used until channel is writable
return impl_->GetError();
}
P2PTransportChannel* TransportChannelProxy::GetP2PChannel() {
if (impl_) {
return impl_->GetP2PChannel();
}
return NULL;
}
void TransportChannelProxy::OnReadableState(TransportChannel* channel) {
ASSERT(channel == impl_);
set_readable(impl_->readable());
}
void TransportChannelProxy::OnWritableState(TransportChannel* channel) {
ASSERT(channel == impl_);
set_writable(impl_->writable());
}
void TransportChannelProxy::OnReadPacket(TransportChannel* channel,
const char* data, size_t size) {
ASSERT(channel == impl_);
SignalReadPacket(this, data, size);
}
void TransportChannelProxy::OnRouteChange(TransportChannel* channel,
const Candidate& candidate) {
ASSERT(channel == impl_);
SignalRouteChange(this, candidate);
}
} // namespace cricket