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-rw-r--r--media/mtransport/transportlayerprsock.h120
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diff --git a/media/mtransport/transportlayerprsock.h b/media/mtransport/transportlayerprsock.h
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+/* -*- 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
+
+#ifndef transportlayerprsock_h__
+#define transportlayerprsock_h__
+
+#include "nspr.h"
+#include "prio.h"
+
+#include "nsASocketHandler.h"
+#include "nsCOMPtr.h"
+#include "nsISocketTransportService.h"
+#include "nsXPCOM.h"
+
+#include "m_cpp_utils.h"
+#include "transportflow.h"
+#include "transportlayer.h"
+
+namespace mozilla {
+
+class TransportLayerPrsock : public TransportLayer {
+ public:
+ TransportLayerPrsock() : fd_(nullptr), handler_() {}
+
+ virtual ~TransportLayerPrsock() {
+ Detach();
+ }
+
+
+ // Internal initializer
+ virtual nsresult InitInternal();
+
+ void Import(PRFileDesc *fd, nsresult *result);
+
+ void Detach() {
+ handler_->Detach();
+ }
+
+ // Implement TransportLayer
+ virtual TransportResult SendPacket(const unsigned char *data, size_t len);
+
+ TRANSPORT_LAYER_ID("prsock")
+
+ private:
+ DISALLOW_COPY_ASSIGN(TransportLayerPrsock);
+
+ // Inner class
+ class SocketHandler : public nsASocketHandler {
+ public:
+ SocketHandler(TransportLayerPrsock *prsock, PRFileDesc *fd) :
+ prsock_(prsock), fd_(fd) {
+ mPollFlags = PR_POLL_READ;
+ }
+
+ void Detach() {
+ mCondition = NS_BASE_STREAM_CLOSED;
+ prsock_ = nullptr;
+ }
+
+ // Implement nsASocket
+ virtual void OnSocketReady(PRFileDesc *fd, int16_t outflags) override {
+ if (prsock_) {
+ prsock_->OnSocketReady(fd, outflags);
+ }
+ }
+
+ virtual void OnSocketDetached(PRFileDesc *fd) override {
+ if (prsock_) {
+ prsock_->OnSocketDetached(fd);
+ }
+ PR_Close(fd_);
+ }
+
+ virtual void IsLocal(bool *aIsLocal) override {
+ // TODO(jesup): better check? Does it matter? (likely no)
+ *aIsLocal = false;
+ }
+
+ virtual uint64_t ByteCountSent() override { return 0; }
+ virtual uint64_t ByteCountReceived() override { return 0; }
+
+ // nsISupports methods
+ NS_DECL_THREADSAFE_ISUPPORTS
+
+ private:
+ TransportLayerPrsock *prsock_;
+ PRFileDesc *fd_;
+ private:
+ DISALLOW_COPY_ASSIGN(SocketHandler);
+ virtual ~SocketHandler() {}
+ };
+
+ // Allow SocketHandler to talk to our APIs
+ friend class SocketHandler;
+
+ // Functions to be called by SocketHandler
+ void OnSocketReady(PRFileDesc *fd, int16_t outflags);
+ void OnSocketDetached(PRFileDesc *fd) {
+ TL_SET_STATE(TS_CLOSED);
+ }
+ void IsLocal(bool *aIsLocal) {
+ // TODO(jesup): better check? Does it matter? (likely no)
+ *aIsLocal = false;
+ }
+
+ PRFileDesc *fd_;
+ RefPtr<SocketHandler> handler_;
+ nsCOMPtr<nsISocketTransportService> stservice_;
+
+};
+
+
+
+} // close namespace
+#endif