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60 lines
2.0 KiB
C++
60 lines
2.0 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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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 mozilla_net_NullHttpTransaction_h
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#define mozilla_net_NullHttpTransaction_h
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#include "nsAHttpTransaction.h"
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#include "mozilla/Attributes.h"
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// This is the minimal nsAHttpTransaction implementation. A NullHttpTransaction
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// can be used to drive connection level semantics (such as SSL handshakes
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// tunnels) so that a nsHttpConnection becomes fully established in
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// anticipation of a real transaction needing to use it soon.
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namespace mozilla { namespace net {
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class nsAHttpConnection;
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class nsHttpConnectionInfo;
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class nsHttpRequestHead;
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class NullHttpTransaction MOZ_FINAL : public nsAHttpTransaction
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{
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public:
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NS_DECL_THREADSAFE_ISUPPORTS
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NS_DECL_NSAHTTPTRANSACTION
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NullHttpTransaction(nsHttpConnectionInfo *ci,
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nsIInterfaceRequestor *callbacks,
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uint32_t caps);
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~NullHttpTransaction();
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nsHttpConnectionInfo *ConnectionInfo() { return mConnectionInfo; }
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// An overload of nsAHttpTransaction::IsNullTransaction()
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bool IsNullTransaction() { return true; }
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private:
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nsresult mStatus;
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uint32_t mCaps;
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// mCapsToClear holds flags that should be cleared in mCaps, e.g. unset
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// NS_HTTP_REFRESH_DNS when DNS refresh request has completed to avoid
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// redundant requests on the network. To deal with raciness, only unsetting
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// bitfields should be allowed: 'lost races' will thus err on the
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// conservative side, e.g. by going ahead with a 2nd DNS refresh.
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uint32_t mCapsToClear;
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nsRefPtr<nsAHttpConnection> mConnection;
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nsCOMPtr<nsIInterfaceRequestor> mCallbacks;
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nsRefPtr<nsHttpConnectionInfo> mConnectionInfo;
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nsHttpRequestHead *mRequestHead;
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bool mIsDone;
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};
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}} // namespace mozilla::net
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#endif // mozilla_net_NullHttpTransaction_h
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