The Tor Browser: netwerk/protocol/http/NullHttpTransaction.h@6474c204b198

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

     1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */

     3 /* This Source Code Form is subject to the terms of the Mozilla Public

     4  * License, v. 2.0. If a copy of the MPL was not distributed with this

     5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

     7 #ifndef mozilla_net_NullHttpTransaction_h

     8 #define mozilla_net_NullHttpTransaction_h

    10 #include "nsAHttpTransaction.h"

    11 #include "mozilla/Attributes.h"

    13 // This is the minimal nsAHttpTransaction implementation. A NullHttpTransaction

    14 // can be used to drive connection level semantics (such as SSL handshakes

    15 // tunnels) so that a nsHttpConnection becomes fully established in

    16 // anticipation of a real transaction needing to use it soon.

    18 namespace mozilla { namespace net {

    20 class nsAHttpConnection;

    21 class nsHttpConnectionInfo;

    22 class nsHttpRequestHead;

    24 class NullHttpTransaction MOZ_FINAL : public nsAHttpTransaction

    25 {

    26 public:

    27   NS_DECL_THREADSAFE_ISUPPORTS

    28   NS_DECL_NSAHTTPTRANSACTION

    30   NullHttpTransaction(nsHttpConnectionInfo *ci,

    31                       nsIInterfaceRequestor *callbacks,

    32                       uint32_t caps);

    33   ~NullHttpTransaction();

    35   nsHttpConnectionInfo *ConnectionInfo() { return mConnectionInfo; }

    37   // Overload of nsAHttpTransaction methods

    38   bool IsNullTransaction() MOZ_OVERRIDE MOZ_FINAL { return true; }

    39   bool ResponseTimeoutEnabled() const MOZ_OVERRIDE MOZ_FINAL {return true; }

    40   PRIntervalTime ResponseTimeout() MOZ_OVERRIDE MOZ_FINAL

    41   {

    42     return PR_SecondsToInterval(15);

    43   }

    45 private:

    47   nsresult mStatus;

    48   uint32_t mCaps;

    49   // mCapsToClear holds flags that should be cleared in mCaps, e.g. unset

    50   // NS_HTTP_REFRESH_DNS when DNS refresh request has completed to avoid

    51   // redundant requests on the network. To deal with raciness, only unsetting

    52   // bitfields should be allowed: 'lost races' will thus err on the

    53   // conservative side, e.g. by going ahead with a 2nd DNS refresh.

    54   uint32_t mCapsToClear;

    55   nsRefPtr<nsAHttpConnection> mConnection;

    56   nsCOMPtr<nsIInterfaceRequestor> mCallbacks;

    57   nsRefPtr<nsHttpConnectionInfo> mConnectionInfo;

    58   nsHttpRequestHead *mRequestHead;

    59   bool mIsDone;

    60 };

    62 }} // namespace mozilla::net

    64 #endif // mozilla_net_NullHttpTransaction_h

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