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96 lines
2.9 KiB
C++
96 lines
2.9 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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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
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef nsHttpPipeline_h__
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#define nsHttpPipeline_h__
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#include "nsHttp.h"
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#include "nsAHttpConnection.h"
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#include "nsAHttpTransaction.h"
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#include "nsIInputStream.h"
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#include "nsIOutputStream.h"
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#include "nsTArray.h"
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#include "nsCOMPtr.h"
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class nsHttpPipeline : public nsAHttpConnection
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, public nsAHttpTransaction
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, public nsAHttpSegmentReader
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{
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public:
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NS_DECL_THREADSAFE_ISUPPORTS
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NS_DECL_NSAHTTPCONNECTION(mConnection)
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NS_DECL_NSAHTTPTRANSACTION
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NS_DECL_NSAHTTPSEGMENTREADER
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nsHttpPipeline();
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virtual ~nsHttpPipeline();
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private:
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nsresult FillSendBuf();
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static NS_METHOD ReadFromPipe(nsIInputStream *, void *, const char *,
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uint32_t, uint32_t, uint32_t *);
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// convenience functions
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nsAHttpTransaction *Request(int32_t i)
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{
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if (mRequestQ.Length() == 0)
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return nullptr;
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return mRequestQ[i];
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}
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nsAHttpTransaction *Response(int32_t i)
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{
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if (mResponseQ.Length() == 0)
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return nullptr;
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return mResponseQ[i];
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}
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// overload of nsAHttpTransaction::QueryPipeline()
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nsHttpPipeline *QueryPipeline();
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nsAHttpConnection *mConnection;
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nsTArray<nsAHttpTransaction*> mRequestQ; // array of transactions
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nsTArray<nsAHttpTransaction*> mResponseQ; // array of transactions
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nsresult mStatus;
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// these flags indicate whether or not the first request or response
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// is partial. a partial request means that Request(0) has been
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// partially written out to the socket. a partial response means
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// that Response(0) has been partially read in from the socket.
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bool mRequestIsPartial;
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bool mResponseIsPartial;
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// indicates whether or not the pipeline has been explicitly closed.
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bool mClosed;
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// indicates whether or not a true pipeline (more than 1 request without
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// a synchronous response) has been formed.
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bool mUtilizedPipeline;
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// used when calling ReadSegments/WriteSegments on a transaction.
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nsAHttpSegmentReader *mReader;
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// send buffer
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nsCOMPtr<nsIInputStream> mSendBufIn;
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nsCOMPtr<nsIOutputStream> mSendBufOut;
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// the push back buffer. not exceeding nsIOService::gDefaultSegmentSize bytes.
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char *mPushBackBuf;
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uint32_t mPushBackLen;
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uint32_t mPushBackMax;
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// The number of transactions completed on this pipeline.
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uint32_t mHttp1xTransactionCount;
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// For support of OnTransportStatus()
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uint64_t mReceivingFromProgress;
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uint64_t mSendingToProgress;
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bool mSuppressSendEvents;
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};
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#endif // nsHttpPipeline_h__
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