netwerk/protocol/http/NullHttpTransaction.cpp

changeset 0
6474c204b198
     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/netwerk/protocol/http/NullHttpTransaction.cpp	Wed Dec 31 06:09:35 2014 +0100
     1.3 @@ -0,0 +1,190 @@
     1.4 +/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
     1.5 +/* vim: set sw=2 ts=8 et tw=80 : */
     1.6 +/* This Source Code Form is subject to the terms of the Mozilla Public
     1.7 + * License, v. 2.0. If a copy of the MPL was not distributed with this
     1.8 + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
     1.9 +
    1.10 +// HttpLog.h should generally be included first
    1.11 +#include "HttpLog.h"
    1.12 +
    1.13 +#include "nsHttp.h"
    1.14 +#include "NullHttpTransaction.h"
    1.15 +#include "nsHttpHandler.h"
    1.16 +#include "nsHttpRequestHead.h"
    1.17 +
    1.18 +namespace mozilla {
    1.19 +namespace net {
    1.20 +
    1.21 +NS_IMPL_ISUPPORTS0(NullHttpTransaction)
    1.22 +
    1.23 +NullHttpTransaction::NullHttpTransaction(nsHttpConnectionInfo *ci,
    1.24 +                                         nsIInterfaceRequestor *callbacks,
    1.25 +                                         uint32_t caps)
    1.26 +  : mStatus(NS_OK)
    1.27 +  , mCaps(caps | NS_HTTP_ALLOW_KEEPALIVE)
    1.28 +  , mCapsToClear(0)
    1.29 +  , mCallbacks(callbacks)
    1.30 +  , mConnectionInfo(ci)
    1.31 +  , mRequestHead(nullptr)
    1.32 +  , mIsDone(false)
    1.33 +{
    1.34 +}
    1.35 +
    1.36 +NullHttpTransaction::~NullHttpTransaction()
    1.37 +{
    1.38 +  mCallbacks = nullptr;
    1.39 +  delete mRequestHead;
    1.40 +}
    1.41 +
    1.42 +void
    1.43 +NullHttpTransaction::SetConnection(nsAHttpConnection *conn)
    1.44 +{
    1.45 +  mConnection = conn;
    1.46 +}
    1.47 +
    1.48 +nsAHttpConnection *
    1.49 +NullHttpTransaction::Connection()
    1.50 +{
    1.51 +  return mConnection.get();
    1.52 +}
    1.53 +
    1.54 +void
    1.55 +NullHttpTransaction::GetSecurityCallbacks(nsIInterfaceRequestor **outCB)
    1.56 +{
    1.57 +  nsCOMPtr<nsIInterfaceRequestor> copyCB(mCallbacks);
    1.58 +  *outCB = copyCB.forget().take();
    1.59 +}
    1.60 +
    1.61 +void
    1.62 +NullHttpTransaction::OnTransportStatus(nsITransport* transport,
    1.63 +                                       nsresult status, uint64_t progress)
    1.64 +{
    1.65 +}
    1.66 +
    1.67 +bool
    1.68 +NullHttpTransaction::IsDone()
    1.69 +{
    1.70 +  return mIsDone;
    1.71 +}
    1.72 +
    1.73 +nsresult
    1.74 +NullHttpTransaction::Status()
    1.75 +{
    1.76 +  return mStatus;
    1.77 +}
    1.78 +
    1.79 +uint32_t
    1.80 +NullHttpTransaction::Caps()
    1.81 +{
    1.82 +  return mCaps & ~mCapsToClear;
    1.83 +}
    1.84 +
    1.85 +void
    1.86 +NullHttpTransaction::SetDNSWasRefreshed()
    1.87 +{
    1.88 +  MOZ_ASSERT(NS_IsMainThread(), "SetDNSWasRefreshed on main thread only!");
    1.89 +  mCapsToClear |= NS_HTTP_REFRESH_DNS;
    1.90 +}
    1.91 +
    1.92 +uint64_t
    1.93 +NullHttpTransaction::Available()
    1.94 +{
    1.95 +  return 0;
    1.96 +}
    1.97 +
    1.98 +nsresult
    1.99 +NullHttpTransaction::ReadSegments(nsAHttpSegmentReader *reader,
   1.100 +                                  uint32_t count, uint32_t *countRead)
   1.101 +{
   1.102 +  *countRead = 0;
   1.103 +  mIsDone = true;
   1.104 +  return NS_BASE_STREAM_CLOSED;
   1.105 +}
   1.106 +
   1.107 +nsresult
   1.108 +NullHttpTransaction::WriteSegments(nsAHttpSegmentWriter *writer,
   1.109 +                                   uint32_t count, uint32_t *countWritten)
   1.110 +{
   1.111 +  *countWritten = 0;
   1.112 +  return NS_BASE_STREAM_CLOSED;
   1.113 +}
   1.114 +
   1.115 +uint32_t
   1.116 +NullHttpTransaction::Http1xTransactionCount()
   1.117 +{
   1.118 +  return 0;
   1.119 +}
   1.120 +
   1.121 +nsHttpRequestHead *
   1.122 +NullHttpTransaction::RequestHead()
   1.123 +{
   1.124 +  // We suport a requesthead at all so that a CONNECT tunnel transaction
   1.125 +  // can obtain a Host header from it, but we lazy-popualate that header.
   1.126 +
   1.127 +  if (!mRequestHead) {
   1.128 +    mRequestHead = new nsHttpRequestHead();
   1.129 +
   1.130 +    nsAutoCString hostHeader;
   1.131 +    nsCString host(mConnectionInfo->GetHost());
   1.132 +    nsresult rv = nsHttpHandler::GenerateHostPort(host,
   1.133 +                                                  mConnectionInfo->Port(),
   1.134 +                                                  hostHeader);
   1.135 +    if (NS_SUCCEEDED(rv))
   1.136 +       mRequestHead->SetHeader(nsHttp::Host, hostHeader);
   1.137 +
   1.138 +    // CONNECT tunnels may also want Proxy-Authorization but that is a lot
   1.139 +    // harder to determine, so for now we will let those connections fail in
   1.140 +    // the NullHttpTransaction and let them be retried from the pending queue
   1.141 +    // with a bound transcation
   1.142 +  }
   1.143 +
   1.144 +  return mRequestHead;
   1.145 +}
   1.146 +
   1.147 +nsresult
   1.148 +NullHttpTransaction::TakeSubTransactions(
   1.149 +  nsTArray<nsRefPtr<nsAHttpTransaction> > &outTransactions)
   1.150 +{
   1.151 +  return NS_ERROR_NOT_IMPLEMENTED;
   1.152 +}
   1.153 +
   1.154 +void
   1.155 +NullHttpTransaction::SetProxyConnectFailed()
   1.156 +{
   1.157 +}
   1.158 +
   1.159 +void
   1.160 +NullHttpTransaction::Close(nsresult reason)
   1.161 +{
   1.162 +  mStatus = reason;
   1.163 +  mConnection = nullptr;
   1.164 +  mIsDone = true;
   1.165 +}
   1.166 +
   1.167 +nsresult
   1.168 +NullHttpTransaction::AddTransaction(nsAHttpTransaction *trans)
   1.169 +{
   1.170 +    return NS_ERROR_NOT_IMPLEMENTED;
   1.171 +}
   1.172 +
   1.173 +uint32_t
   1.174 +NullHttpTransaction::PipelineDepth()
   1.175 +{
   1.176 +  return 0;
   1.177 +}
   1.178 +
   1.179 +nsresult
   1.180 +NullHttpTransaction::SetPipelinePosition(int32_t position)
   1.181 +{
   1.182 +    return NS_OK;
   1.183 +}
   1.184 +
   1.185 +int32_t
   1.186 +NullHttpTransaction::PipelinePosition()
   1.187 +{
   1.188 +  return 1;
   1.189 +}
   1.190 +
   1.191 +} // namespace mozilla::net
   1.192 +} // namespace mozilla
   1.193 +

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