Split ByteBuffer into writer/reader objects.

webrtc/p2p/base/stunrequest.cc

 /*
  *  Copyright 2004 The WebRTC Project Authors. All rights reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
@@ skipping 120 matching lines @@
 
   RequestMap::iterator iter = requests_.find(id);
   if (iter == requests_.end()) {
     // TODO(pthatcher): Log unknown responses without being too spammy
     // in the logs.
     return false;
   }
 
   // Parse the STUN message and continue processing as usual.
 
-  rtc::ByteBuffer buf(data, size);
+  rtc::ByteBufferReader buf(data, size);
   rtc::scoped_ptr<StunMessage> response(iter->second->msg_->CreateNew());
   if (!response->Read(&buf)) {
     LOG(LS_WARNING) << "Failed to read STUN response " << rtc::hex_encode(id);
     return false;
   }
 
   return CheckResponse(response.get());
 }
 
 StunRequest::StunRequest()
@@ skipping 54 matching lines @@
   ASSERT(pmsg->message_id == MSG_STUN_SEND);
 
   if (timeout_) {
     OnTimeout();
     delete this;
     return;
   }
 
   tstamp_ = rtc::Time64();
 
-  rtc::ByteBuffer buf;
+  rtc::ByteBufferWriter buf;
   msg_->Write(&buf);
   manager_->SignalSendPacket(buf.Data(), buf.Length(), this);
 
   OnSent();
   manager_->thread_->PostDelayed(resend_delay(), this, MSG_STUN_SEND, NULL);
 }
 
 void StunRequest::OnSent() {
   count_ += 1;
   if (count_ == MAX_SENDS)
     timeout_ = true;
 }
 
 int StunRequest::resend_delay() {
   if (count_ == 0) {
     return 0;
   }
   return DELAY_UNIT * std::min(1 << (count_-1), DELAY_MAX_FACTOR);
 }
 
 }  // namespace cricket