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-rw-r--r--netwerk/base/nsUDPSocket.h118
1 files changed, 118 insertions, 0 deletions
diff --git a/netwerk/base/nsUDPSocket.h b/netwerk/base/nsUDPSocket.h
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+++ b/netwerk/base/nsUDPSocket.h
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+/* vim:set ts=2 sw=2 et cindent: */
+/* 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/. */
+
+#ifndef nsUDPSocket_h__
+#define nsUDPSocket_h__
+
+#include "nsIUDPSocket.h"
+#include "mozilla/Mutex.h"
+#include "mozilla/net/DNS.h"
+#include "nsIOutputStream.h"
+#include "nsASocketHandler.h"
+#include "nsCycleCollectionParticipant.h"
+
+//-----------------------------------------------------------------------------
+
+namespace mozilla {
+namespace net {
+
+class nsSocketTransportService;
+
+class nsUDPSocket final : public nsASocketHandler, public nsIUDPSocket {
+ public:
+ NS_DECL_THREADSAFE_ISUPPORTS
+ NS_DECL_NSIUDPSOCKET
+
+ // nsASocketHandler methods:
+ virtual void OnSocketReady(PRFileDesc* fd, int16_t outFlags) override;
+ virtual void OnSocketDetached(PRFileDesc* fd) override;
+ virtual void IsLocal(bool* aIsLocal) override;
+ virtual nsresult GetRemoteAddr(NetAddr* addr) override;
+
+ uint64_t ByteCountSent() override { return mByteWriteCount; }
+ uint64_t ByteCountReceived() override { return mByteReadCount; }
+
+ void AddOutputBytes(uint64_t aBytes);
+
+ nsUDPSocket();
+
+ private:
+ virtual ~nsUDPSocket();
+
+ void OnMsgClose();
+ void OnMsgAttach();
+
+ // try attaching our socket (mFD) to the STS's poll list.
+ nsresult TryAttach();
+
+ friend class SetSocketOptionRunnable;
+ nsresult SetSocketOption(const PRSocketOptionData& aOpt);
+ nsresult JoinMulticastInternal(const PRNetAddr& aAddr,
+ const PRNetAddr& aIface);
+ nsresult LeaveMulticastInternal(const PRNetAddr& aAddr,
+ const PRNetAddr& aIface);
+ nsresult SetMulticastInterfaceInternal(const PRNetAddr& aIface);
+
+ void CloseSocket();
+
+ // lock protects access to mListener;
+ // so mListener is not cleared while being used/locked.
+ Mutex mLock MOZ_UNANNOTATED{"nsUDPSocket.mLock"};
+ PRFileDesc* mFD{nullptr};
+ NetAddr mAddr;
+ OriginAttributes mOriginAttributes;
+ nsCOMPtr<nsIUDPSocketListener> mListener;
+ nsCOMPtr<nsIUDPSocketSyncListener> mSyncListener;
+ nsCOMPtr<nsIEventTarget> mListenerTarget;
+ bool mAttached{false};
+ RefPtr<nsSocketTransportService> mSts;
+
+ uint64_t mByteReadCount{0};
+ uint64_t mByteWriteCount{0};
+};
+
+//-----------------------------------------------------------------------------
+
+class nsUDPMessage : public nsIUDPMessage {
+ public:
+ NS_DECL_CYCLE_COLLECTING_ISUPPORTS
+ NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS(nsUDPMessage)
+ NS_DECL_NSIUDPMESSAGE
+
+ nsUDPMessage(NetAddr* aAddr, nsIOutputStream* aOutputStream,
+ FallibleTArray<uint8_t>&& aData);
+
+ private:
+ virtual ~nsUDPMessage();
+
+ NetAddr mAddr;
+ nsCOMPtr<nsIOutputStream> mOutputStream;
+ FallibleTArray<uint8_t> mData;
+ JS::Heap<JSObject*> mJsobj;
+};
+
+//-----------------------------------------------------------------------------
+
+class nsUDPOutputStream : public nsIOutputStream {
+ public:
+ NS_DECL_THREADSAFE_ISUPPORTS
+ NS_DECL_NSIOUTPUTSTREAM
+
+ nsUDPOutputStream(nsUDPSocket* aSocket, PRFileDesc* aFD,
+ PRNetAddr& aPrClientAddr);
+
+ private:
+ virtual ~nsUDPOutputStream() = default;
+
+ RefPtr<nsUDPSocket> mSocket;
+ PRFileDesc* mFD;
+ PRNetAddr mPrClientAddr;
+ bool mIsClosed;
+};
+
+} // namespace net
+} // namespace mozilla
+
+#endif // nsUDPSocket_h__