зеркало из https://github.com/mozilla/gecko-dev.git
121 строка
2.9 KiB
C++
121 строка
2.9 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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// Original author: ekr@rtfm.com
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#ifndef transportlayerprsock_h__
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#define transportlayerprsock_h__
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#include "nspr.h"
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#include "prio.h"
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#include "nsASocketHandler.h"
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#include "nsCOMPtr.h"
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#include "nsISocketTransportService.h"
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#include "nsXPCOM.h"
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#include "m_cpp_utils.h"
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#include "transportflow.h"
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#include "transportlayer.h"
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namespace mozilla {
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class TransportLayerPrsock : public TransportLayer {
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public:
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TransportLayerPrsock() : fd_(nullptr), handler_() {}
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virtual ~TransportLayerPrsock() {
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Detach();
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}
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// Internal initializer
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virtual nsresult InitInternal();
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void Import(PRFileDesc *fd, nsresult *result);
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void Detach() {
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handler_->Detach();
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}
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// Implement TransportLayer
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virtual TransportResult SendPacket(const unsigned char *data, size_t len);
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TRANSPORT_LAYER_ID("prsock")
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private:
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DISALLOW_COPY_ASSIGN(TransportLayerPrsock);
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// Inner class
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class SocketHandler : public nsASocketHandler {
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public:
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SocketHandler(TransportLayerPrsock *prsock, PRFileDesc *fd) :
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prsock_(prsock), fd_(fd) {
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mPollFlags = PR_POLL_READ;
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}
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void Detach() {
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mCondition = NS_BASE_STREAM_CLOSED;
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prsock_ = nullptr;
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}
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// Implement nsASocket
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virtual void OnSocketReady(PRFileDesc *fd, int16_t outflags) override {
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if (prsock_) {
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prsock_->OnSocketReady(fd, outflags);
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}
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}
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virtual void OnSocketDetached(PRFileDesc *fd) override {
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if (prsock_) {
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prsock_->OnSocketDetached(fd);
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}
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PR_Close(fd_);
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}
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virtual void IsLocal(bool *aIsLocal) override {
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// TODO(jesup): better check? Does it matter? (likely no)
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*aIsLocal = false;
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}
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virtual uint64_t ByteCountSent() override { return 0; }
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virtual uint64_t ByteCountReceived() override { return 0; }
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// nsISupports methods
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NS_DECL_THREADSAFE_ISUPPORTS
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private:
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TransportLayerPrsock *prsock_;
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PRFileDesc *fd_;
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private:
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DISALLOW_COPY_ASSIGN(SocketHandler);
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virtual ~SocketHandler() {}
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};
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// Allow SocketHandler to talk to our APIs
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friend class SocketHandler;
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// Functions to be called by SocketHandler
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void OnSocketReady(PRFileDesc *fd, int16_t outflags);
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void OnSocketDetached(PRFileDesc *fd) {
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TL_SET_STATE(TS_CLOSED);
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}
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void IsLocal(bool *aIsLocal) {
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// TODO(jesup): better check? Does it matter? (likely no)
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*aIsLocal = false;
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}
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PRFileDesc *fd_;
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nsRefPtr<SocketHandler> handler_;
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nsCOMPtr<nsISocketTransportService> stservice_;
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};
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} // close namespace
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#endif
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