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Revert "Network (HTTPS): prevent recursion among ->close() methods"

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This reverts commit 556b2ee773.
The reason for this is that this change appears to stop
QtLocation from fetching tiles.

Task-number: QTBUG-58303
Change-Id: I64cd3a17d24f10652bb68cee0267cc7ff1f9d479
Reviewed-by: Edward Welbourne <edward.welbourne@qt.io>
This commit is contained in:
Paolo Angelelli 2017-01-26 13:19:29 +00:00 committed by Timur Pocheptsov
parent 2ccb7ecbca
commit aab8e304ea
1 changed files with 21 additions and 23 deletions
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44
src/network/access/qhttpnetworkconnectionchannel.cpp
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@ -44,7 +44,6 @@
#include <qpair.h>
#include <qdebug.h>
#include <QScopedValueRollback>
#ifndef QT_NO_HTTP
@ -197,42 +196,41 @@ void QHttpNetworkConnectionChannel::init()
void QHttpNetworkConnectionChannel::close()
{
// socket can be 0 since the host lookup is done from qhttpnetworkconnection.cpp while
// there is no socket yet; we may also clear it, below or in abort, to avoid recursion.
const bool idle = !socket || socket->state() == QAbstractSocket::UnconnectedState;
const ChannelState final = idle ? IdleState : ClosingState;
if (!socket)
state = QHttpNetworkConnectionChannel::IdleState;
else if (socket->state() == QAbstractSocket::UnconnectedState)
state = QHttpNetworkConnectionChannel::IdleState;
else
state = QHttpNetworkConnectionChannel::ClosingState;
// pendingEncrypt must only be true in between connected and encrypted states
pendingEncrypt = false;
if (socket) {
QAbstractSocket *const detached = socket;
QScopedValueRollback<QAbstractSocket *> rollback(socket, nullptr);
state = final; // Needed during close(), which may over-write it.
detached->close(); // Error states can cause recursion back to this method.
// socket can be 0 since the host lookup is done from qhttpnetworkconnection.cpp while
// there is no socket yet.
socket->close();
}
// Set state *after* close(), to override any recursive call's idle setting:
state = final;
}
void QHttpNetworkConnectionChannel::abort()
{
// socket can be 0 since the host lookup is done from qhttpnetworkconnection.cpp while
// there is no socket yet; we may also clear it, below or in close, to avoid recursion.
const bool idle = !socket || socket->state() == QAbstractSocket::UnconnectedState;
const ChannelState final = idle ? IdleState : ClosingState;
if (!socket)
state = QHttpNetworkConnectionChannel::IdleState;
else if (socket->state() == QAbstractSocket::UnconnectedState)
state = QHttpNetworkConnectionChannel::IdleState;
else
state = QHttpNetworkConnectionChannel::ClosingState;
// pendingEncrypt must only be true in between connected and encrypted states
pendingEncrypt = false;
if (socket) {
QAbstractSocket *const detached = socket;
QScopedValueRollback<QAbstractSocket *> rollback(socket, nullptr);
state = final;
detached->abort();
// socket can be 0 since the host lookup is done from qhttpnetworkconnection.cpp while
// there is no socket yet.
socket->abort();
}
// Set state *after* abort(), to override any recursive call's idle setting:
state = final;
}