symcryptrunprocessbase.cpp
00001 /* 00002 symcryptrunbackend.cpp 00003 00004 This file is part of libkleopatra, the KDE keymanagement library 00005 Copyright (c) 2005 Klarälvdalens Datakonsult AB 00006 00007 Libkleopatra is free software; you can redistribute it and/or 00008 modify it under the terms of the GNU General Public License as 00009 published by the Free Software Foundation; either version 2 of the 00010 License, or (at your option) any later version. 00011 00012 Libkleopatra is distributed in the hope that it will be useful, 00013 but WITHOUT ANY WARRANTY; without even the implied warranty of 00014 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00015 General Public License for more details. 00016 00017 You should have received a copy of the GNU General Public License 00018 along with this program; if not, write to the Free Software 00019 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA 00020 00021 In addition, as a special exception, the copyright holders give 00022 permission to link the code of this program with any edition of 00023 the TQt library by Trolltech AS, Norway (or with modified versions 00024 of TQt that use the same license as TQt), and distribute linked 00025 combinations including the two. You must obey the GNU General 00026 Public License in all respects for all of the code used other than 00027 TQt. If you modify this file, you may extend this exception to 00028 your version of the file, but you are not obligated to do so. If 00029 you do not wish to do so, delete this exception statement from 00030 your version. 00031 */ 00032 00033 #include "symcryptrunprocessbase.h" 00034 00035 #include <ktempfile.h> 00036 #include <kdebug.h> 00037 #include <kshell.h> 00038 00039 #include <tqtimer.h> 00040 #include <tqfile.h> 00041 00042 #include <cstring> 00043 00044 Kleo::SymCryptRunProcessBase::SymCryptRunProcessBase( const TQString & class_, const TQString & program, 00045 const TQString & keyFile, const TQString & options, 00046 Operation mode, 00047 TQObject * parent, const char * name ) 00048 : KProcess( parent, name ), 00049 mOperation( mode ), mOptions( options ) 00050 { 00051 *this << "symcryptrun" 00052 << "--class" << class_ 00053 << "--program" << program 00054 << "--keyfile" << keyFile 00055 << ( mode == Encrypt ? "--encrypt" : "--decrypt" ); 00056 } 00057 00058 Kleo::SymCryptRunProcessBase::~SymCryptRunProcessBase() {} 00059 00060 bool Kleo::SymCryptRunProcessBase::launch( const TQByteArray & input, RunMode rm ) { 00061 connect( this, TQT_SIGNAL(receivedStdout(KProcess*,char*,int)), 00062 this, TQT_SLOT(slotReceivedStdout(KProcess*,char*,int)) ); 00063 connect( this, TQT_SIGNAL(receivedStderr(KProcess*,char*,int)), 00064 this, TQT_SLOT(slotReceivedStderr(KProcess*,char*,int)) ); 00065 if ( rm == Block ) { 00066 KTempFile tempfile; 00067 tempfile.setAutoDelete( true ); 00068 if ( TQFile * file = tempfile.file() ) 00069 file->writeBlock( input ); 00070 else 00071 return false; 00072 tempfile.close(); 00073 *this << "--input" << tempfile.name(); 00074 addOptions(); 00075 return KProcess::start( Block, All ); 00076 } else { 00077 addOptions(); 00078 const bool ok = KProcess::start( rm, All ); 00079 if ( !ok ) 00080 return ok; 00081 mInput = input.copy(); 00082 writeStdin( mInput.begin(), mInput.size() ); 00083 connect( this, TQT_SIGNAL(wroteStdin(KProcess*)), this, TQT_SLOT(closeStdin()) ); 00084 return true; 00085 } 00086 } 00087 00088 void Kleo::SymCryptRunProcessBase::addOptions() { 00089 if ( !mOptions.isEmpty() ) 00090 { 00091 const TQStringList args = KShell::splitArgs( mOptions ); 00092 *this << "--" << args; 00093 } 00094 } 00095 00096 void Kleo::SymCryptRunProcessBase::slotReceivedStdout( KProcess * proc, char * buf, int len ) { 00097 Q_ASSERT( proc == this ); 00098 const int oldsize = mOutput.size(); 00099 mOutput.resize( oldsize + len ); 00100 memcpy( mOutput.data() + oldsize, buf, len ); 00101 } 00102 00103 void Kleo::SymCryptRunProcessBase::slotReceivedStderr( KProcess * proc, char * buf, int len ) { 00104 Q_ASSERT( proc == this ); 00105 if ( len > 0 ) 00106 mStderr += TQString::fromLocal8Bit( buf, len ); 00107 } 00108 00109 #include "symcryptrunprocessbase.moc"