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author | Michele Calgaro <[email protected]> | 2020-12-06 21:23:48 +0900 |
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committer | Michele Calgaro <[email protected]> | 2020-12-06 21:34:48 +0900 |
commit | 84498d97e27f79e7e919b42bbe54208a02856aaf (patch) | |
tree | 8a66f6e1a88bc2304b453796663ae75f20425490 /tdeio/kssl/ksslcsessioncache.cpp | |
parent | 8bc0bc7fc67437fbf757283604104e998ad2fda7 (diff) | |
download | tdelibs-84498d97e27f79e7e919b42bbe54208a02856aaf.tar.gz tdelibs-84498d97e27f79e7e919b42bbe54208a02856aaf.zip |
Renaming of files in preparation for code style tools.
Signed-off-by: Michele Calgaro <[email protected]>
(cherry picked from commit 4f99f868f09bbffa2e15733b8b7c78eba07a199e)
Diffstat (limited to 'tdeio/kssl/ksslcsessioncache.cpp')
-rw-r--r-- | tdeio/kssl/ksslcsessioncache.cpp | 120 |
1 files changed, 120 insertions, 0 deletions
diff --git a/tdeio/kssl/ksslcsessioncache.cpp b/tdeio/kssl/ksslcsessioncache.cpp new file mode 100644 index 000000000..d39638717 --- /dev/null +++ b/tdeio/kssl/ksslcsessioncache.cpp @@ -0,0 +1,120 @@ +/* This file is part of the KDE project + * + * Copyright (C) 2003 Stefan Rompf <[email protected]> + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Library General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public License + * along with this library; see the file COPYING.LIB. If not, write to + * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301, USA. + */ + +#include <tqpair.h> +#include <tqstring.h> +#include <tqptrlist.h> + +#include <kdebug.h> +#include <kstaticdeleter.h> +#include <kurl.h> + +#ifdef Q_WS_WIN +#include "ksslconfig_win.h" +#else +#include "ksslconfig.h" +#endif + +#include "ksslcsessioncache.h" + +/* + * Operation: + * + * Sessions will be stored per running application, not KDE + * wide, to avoid security problems with hostile programs + * that negotiate sessions with weak cryptographic keys and store + * them for everybody to use - I really don't want that. + * + * Retrieval is organised similiar to George's thoughts in the KSSLD + * certificate cache: The cache is organised as a list, with the + * recently fetched (or stored) session first. + * + * The cache has an artificial limit of 32 sessions (should really + * be enough), and relies on the peer server for timeouts + * + */ +#define MAX_ENTRIES 32 + +#ifdef KSSL_HAVE_SSL + +typedef QPair<TQString,TQString> KSSLCSession; +typedef TQPtrList<KSSLCSession> KSSLCSessions; + +static KSSLCSessions *sessions = 0L; +static KStaticDeleter<KSSLCSessions> med; + + +static TQString URLtoKey(const KURL &kurl) { + return kurl.host() + ":" + kurl.protocol() + ":" + TQString::number(kurl.port()); +} + + +static void setup() { + KSSLCSessions *ses = new KSSLCSessions; + ses->setAutoDelete(true); + med.setObject(sessions, ses); +} + +#endif + +TQString KSSLCSessionCache::getSessionForURL(const KURL &kurl) { +#ifdef KSSL_HAVE_SSL + if (!sessions) return TQString::null; + TQString key = URLtoKey(kurl); + + for(KSSLCSession *it = sessions->first(); it; it=sessions->next()) { + if (it->first == key) { + sessions->take(); + sessions->prepend(it); + return it->second; + } + } + + // Negative caching disabled: cache pollution +#if 0 + kdDebug(7029) <<"Negative caching " <<key <<endl; + if (sessions->count() >= MAX_ENTRIES) sessions->removeLast(); + sessions->prepend(new KSSLCSession(key, TQString::null)); +#endif + +#endif + return TQString::null; +} + + +void KSSLCSessionCache::putSessionForURL(const KURL &kurl, const TQString &session) { +#ifdef KSSL_HAVE_SSL + if (!sessions) setup(); + TQString key = URLtoKey(kurl); + KSSLCSession *it; + + for(it = sessions->first(); it && it->first != key; it=sessions->next()); + + if (it) { + sessions->take(); + it->second = session; + } else { + it = new KSSLCSession(key, session); + if (sessions->count() >= MAX_ENTRIES) sessions->removeLast(); + } + + sessions->prepend(it); +#endif +} |