From 5f8de423f190bbb79a62f804151bc24824fa32d8 Mon Sep 17 00:00:00 2001
From: "Matt A. Tobin" <mattatobin@localhost.localdomain>
Date: Fri, 2 Feb 2018 04:16:08 -0500
Subject: Add m-esr52 at 52.6.0

---
 media/mtransport/transportlayerprsock.h | 120 ++++++++++++++++++++++++++++++++
 1 file changed, 120 insertions(+)
 create mode 100644 media/mtransport/transportlayerprsock.h

(limited to 'media/mtransport/transportlayerprsock.h')

diff --git a/media/mtransport/transportlayerprsock.h b/media/mtransport/transportlayerprsock.h
new file mode 100644
index 000000000..ac732c946
--- /dev/null
+++ b/media/mtransport/transportlayerprsock.h
@@ -0,0 +1,120 @@
+/* -*- 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
-- 
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