1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
2 /* vim: set ts=2 et sw=2 tw=80: */
3 /* This Source Code Form is subject to the terms of the Mozilla Public
4  * License, v. 2.0. If a copy of the MPL was not distributed with this file,
5  * You can obtain one at http://mozilla.org/MPL/2.0/. */
6 
7 // Original author: ekr@rtfm.com
8 #include "logging.h"
9 #include "transportflow.h"
10 #include "transportlayer.h"
11 #include "nsThreadUtils.h"
12 
13 // Logging context
14 namespace mozilla {
15 
16 MOZ_MTLOG_MODULE("mtransport")
17 
Init()18 nsresult TransportLayer::Init() {
19   if (state_ != TS_NONE) return state_ == TS_ERROR ? NS_ERROR_FAILURE : NS_OK;
20 
21   nsresult rv = InitInternal();
22 
23   if (!NS_SUCCEEDED(rv)) {
24     state_ = TS_ERROR;
25     return rv;
26   }
27   state_ = TS_INIT;
28 
29   return NS_OK;
30 }
31 
Chain(TransportLayer * downward)32 void TransportLayer::Chain(TransportLayer* downward) {
33   downward_ = downward;
34   MOZ_MTLOG(ML_DEBUG, LAYER_INFO << "Inserted: downward='"
35                                  << (downward ? downward->id() : "none")
36                                  << "'");
37 
38   WasInserted();
39 }
40 
SetState(State state,const char * file,unsigned line)41 void TransportLayer::SetState(State state, const char* file, unsigned line) {
42   if (state != state_) {
43     MOZ_MTLOG(state == TS_ERROR ? ML_ERROR : ML_DEBUG,
44               file << ":" << line << ": " << LAYER_INFO << "state " << state_
45                    << "->" << state);
46     state_ = state;
47     SignalStateChange(this, state);
48   }
49 }
50 
51 }  // namespace mozilla
52