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102 lines
3.6 KiB
C++
102 lines
3.6 KiB
C++
/* -*- mode: c++; c-basic-offset:4 -*-
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uiserver/uiserver_unix.cpp
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This file is part of Kleopatra, the KDE keymanager
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Copyright (c) 2007 Klarälvdalens Datakonsult AB
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Kleopatra is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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Kleopatra is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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In addition, as a special exception, the copyright holders give
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permission to link the code of this program with any edition of
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the Qt library by Trolltech AS, Norway (or with modified versions
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of Qt that use the same license as Qt), and distribute linked
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combinations including the two. You must obey the GNU General
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Public License in all respects for all of the code used other than
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Qt. If you modify this file, you may extend this exception to
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your version of the file, but you are not obligated to do so. If
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you do not wish to do so, delete this exception statement from
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your version.
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*/
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#include <config-kleopatra.h>
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#include "uiserver_p.h"
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#include "utils/gnupg-helper.h"
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#include <KLocalizedString>
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#include <stdexcept>
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#include <cassert>
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <sys/un.h>
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#include <cstdio>
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#include <cerrno>
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#include <cstring>
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using namespace Kleo;
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using namespace boost;
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QString UiServer::Private::systemErrorString() {
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return QString::fromLocal8Bit( strerror(errno) );
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}
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void UiServer::Private::doMakeListeningSocket( const QByteArray & encodedFileName ) {
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// Create a Unix Domain Socket:
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#if defined(HAVE_ASSUAN2) || HAVE_ASSUAN_SOCK_GET_NONCE
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const assuan_fd_t sock = assuan_sock_new( AF_UNIX, SOCK_STREAM, 0 );
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#else
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const assuan_fd_t sock = ::socket( AF_UNIX, SOCK_STREAM, 0 );
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#endif
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if ( sock == ASSUAN_INVALID_FD )
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throw_<std::runtime_error>( i18n( "Could not create socket: %1", systemErrorString() ) );
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try {
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// Bind
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struct sockaddr_un sa;
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std::memset( &sa, 0, sizeof(sa) );
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sa.sun_family = AF_UNIX;
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std::strncpy( sa.sun_path, encodedFileName.constData(), sizeof( sa.sun_path ) - 1 );
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#if defined(HAVE_ASSUAN2) || defined(HAVE_ASSUAN_SOCK_GET_NONCE)
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if ( assuan_sock_bind( sock, (struct sockaddr*)&sa, sizeof( sa ) ) )
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#else
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if ( ::bind( sock, (struct sockaddr*)&sa, sizeof( sa ) ) )
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#endif
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throw_<std::runtime_error>( i18n( "Could not bind to socket: %1", systemErrorString() ) );
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// ### TODO: permissions?
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#if defined(HAVE_ASSUAN2) || defined(HAVE_ASSUAN_SOCK_GET_NONCE)
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if ( assuan_sock_get_nonce( (struct sockaddr*)&sa, sizeof( sa ), &nonce ) )
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throw_<std::runtime_error>( i18n("Could not get socket nonce: %1", systemErrorString() ) );
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#endif
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// Listen
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if ( ::listen( sock, SOMAXCONN ) )
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throw_<std::runtime_error>( i18n( "Could not listen to socket: %1", systemErrorString() ) );
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if ( !setSocketDescriptor( sock ) )
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throw_<std::runtime_error>( i18n( "Could not pass socket to Qt: %1. This should not happen, please report this bug.", errorString() ) );
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} catch ( ... ) {
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::close( sock );
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throw;
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}
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}
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