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comparison: netwerk/protocol/http/nsHttpPipeline.h
netwerk/protocol/http/nsHttpPipeline.h
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| 1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ | |
| 2 /* This Source Code Form is subject to the terms of the Mozilla Public | |
| 3 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 5 | |
| 6 #ifndef nsHttpPipeline_h__ | |
| 7 #define nsHttpPipeline_h__ | |
| 8 | |
| 9 #include "nsAHttpConnection.h" | |
| 10 #include "nsAHttpTransaction.h" | |
| 11 #include "nsTArray.h" | |
| 12 #include "nsCOMPtr.h" | |
| 13 | |
| 14 class nsIInputStream; | |
| 15 class nsIOutputStream; | |
| 16 | |
| 17 namespace mozilla { namespace net { | |
| 18 | |
| 19 class nsHttpPipeline : public nsAHttpConnection | |
| 20 , public nsAHttpTransaction | |
| 21 , public nsAHttpSegmentReader | |
| 22 { | |
| 23 public: | |
| 24 NS_DECL_THREADSAFE_ISUPPORTS | |
| 25 NS_DECL_NSAHTTPCONNECTION(mConnection) | |
| 26 NS_DECL_NSAHTTPTRANSACTION | |
| 27 NS_DECL_NSAHTTPSEGMENTREADER | |
| 28 | |
| 29 nsHttpPipeline(); | |
| 30 virtual ~nsHttpPipeline(); | |
| 31 | |
| 32 bool ResponseTimeoutEnabled() const MOZ_OVERRIDE MOZ_FINAL { | |
| 33 return true; | |
| 34 } | |
| 35 | |
| 36 uint32_t RequestDepth() { return mRequestQ.Length(); } | |
| 37 | |
| 38 private: | |
| 39 nsresult FillSendBuf(); | |
| 40 | |
| 41 static NS_METHOD ReadFromPipe(nsIInputStream *, void *, const char *, | |
| 42 uint32_t, uint32_t, uint32_t *); | |
| 43 | |
| 44 void ShuffleTransOrder(uint32_t); | |
| 45 | |
| 46 // convenience functions | |
| 47 nsAHttpTransaction *Request(int32_t i) | |
| 48 { | |
| 49 if (mRequestQ.Length() == 0) | |
| 50 return nullptr; | |
| 51 | |
| 52 return mRequestQ[i]; | |
| 53 } | |
| 54 nsAHttpTransaction *Response(int32_t i) | |
| 55 { | |
| 56 if (mResponseQ.Length() == 0) | |
| 57 return nullptr; | |
| 58 | |
| 59 return mResponseQ[i]; | |
| 60 } | |
| 61 | |
| 62 // overload of nsAHttpTransaction::QueryPipeline() | |
| 63 nsHttpPipeline *QueryPipeline(); | |
| 64 | |
| 65 nsAHttpConnection *mConnection; | |
| 66 nsTArray<nsAHttpTransaction*> mRequestQ; // array of transactions | |
| 67 nsTArray<nsAHttpTransaction*> mResponseQ; // array of transactions | |
| 68 nsresult mStatus; | |
| 69 | |
| 70 // these flags indicate whether or not the first request or response | |
| 71 // is partial. a partial request means that Request(0) has been | |
| 72 // partially written out to the socket. a partial response means | |
| 73 // that Response(0) has been partially read in from the socket. | |
| 74 bool mRequestIsPartial; | |
| 75 bool mResponseIsPartial; | |
| 76 | |
| 77 // indicates whether or not the pipeline has been explicitly closed. | |
| 78 bool mClosed; | |
| 79 | |
| 80 // indicates whether or not a true pipeline (more than 1 request without | |
| 81 // a synchronous response) has been formed. | |
| 82 bool mUtilizedPipeline; | |
| 83 | |
| 84 // used when calling ReadSegments/WriteSegments on a transaction. | |
| 85 nsAHttpSegmentReader *mReader; | |
| 86 | |
| 87 // send buffer | |
| 88 nsCOMPtr<nsIInputStream> mSendBufIn; | |
| 89 nsCOMPtr<nsIOutputStream> mSendBufOut; | |
| 90 | |
| 91 // the push back buffer. not exceeding nsIOService::gDefaultSegmentSize bytes. | |
| 92 char *mPushBackBuf; | |
| 93 uint32_t mPushBackLen; | |
| 94 uint32_t mPushBackMax; | |
| 95 | |
| 96 // The number of transactions completed on this pipeline. | |
| 97 uint32_t mHttp1xTransactionCount; | |
| 98 | |
| 99 // For support of OnTransportStatus() | |
| 100 uint64_t mReceivingFromProgress; | |
| 101 uint64_t mSendingToProgress; | |
| 102 bool mSuppressSendEvents; | |
| 103 }; | |
| 104 | |
| 105 }} // namespace mozilla::net | |
| 106 | |
| 107 #endif // nsHttpPipeline_h__ |
