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qgpgmegpgcardjob.cpp
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/*
qgpgmegpgcardjob.cpp
This file is part of qgpgme, the Qt API binding for gpgme
Copyright (c) 2020 g10 Code GmbH
QGpgME is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
QGpgME 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
General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
In addition, as a special exception, the copyright holders give
permission to link the code of this program with any edition of
the Qt library by Trolltech AS, Norway (or with modified versions
of Qt that use the same license as Qt), and distribute linked
combinations including the two. You must obey the GNU General
Public License in all respects for all of the code used other than
Qt. If you modify this file, you may extend this exception to
your version of the file, but you are not obligated to do so. If
you do not wish to do so, delete this exception statement from
your version.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "qgpgmegpgcardjob.h"
#include <QStringList>
#include <QFileInfo>
#include <QDir>
#include <QProcess>
#include "util.h"
#include "qgpgme_debug.h"
/* We cannot have a timeout because key generation can
* take ages. Well maybe 10 minutes. */
#define TIMEOUT_VALUE (600000)
#include <tuple>
using namespace GpgME;
using namespace QGpgME;
QGpgMEGpgCardJob::QGpgMEGpgCardJob()
: mixin_type(/* needed for the mixer */
Context::createForEngine(GpgME::SpawnEngine).release())
{
lateInitialization();
}
QGpgMEGpgCardJob::~QGpgMEGpgCardJob() {}
static QString getGpgCardPath()
{
auto bindir = QString::fromLocal8Bit(dirInfo("bindir"));
if (bindir.isEmpty()) {
return QString();
}
const QFileInfo fi(QDir(bindir).absoluteFilePath(QStringLiteral("gpg-card")));
if (fi.exists() && fi.isExecutable()) {
return fi.absoluteFilePath();
}
return QString();
}
static QGpgMEGpgCardJob::result_type do_work(const QStringList &cmds, const QString &path)
{
QStringList args;
args << QStringLiteral("--with-colons");
args += cmds;
QProcess proc;
proc.setProgram(path);
proc.setArguments(args);
qCDebug(QGPGME_LOG) << "Executing:" << path << args;
proc.start();
if (!proc.waitForStarted()) {
return std::make_tuple (QString(), QString(), 1, QString(), Error());
}
if (!proc.waitForFinished(TIMEOUT_VALUE)) {
return std::make_tuple (QString(), QString(), 1, QString(), Error());
}
if (proc.exitStatus() == QProcess::NormalExit) {
return std::make_tuple (QString::fromUtf8(proc.readAllStandardOutput()),
QString::fromUtf8(proc.readAllStandardError()), proc.exitCode(),
QString(), Error());
}
return std::make_tuple (QString::fromUtf8(proc.readAllStandardOutput()),
QString::fromUtf8(proc.readAllStandardError()), 1,
QString(), Error());
}
Error QGpgMEGpgCardJob::start(const QStringList &cmds)
{
const auto cardpath = getGpgCardPath ();
if (cardpath.isEmpty()) {
return Error(make_error(GPG_ERR_NOT_SUPPORTED));
}
run(std::bind(&do_work, cmds, cardpath));
return Error();
}
Error QGpgMEGpgCardJob::exec(const QStringList &cmds, QString &std_out, QString &std_err, int &exitCode)
{
const auto cardpath = getGpgCardPath ();
if (cardpath.isEmpty()) {
return Error(make_error(GPG_ERR_NOT_SUPPORTED));
}
const result_type r = do_work(cmds, cardpath);
resultHook(r);
std_out = std::get<0>(r);
std_err = std::get<1>(r);
exitCode = std::get<2>(r);
return exitCode == 0 ? Error() : Error(make_error(GPG_ERR_GENERAL));
}
#include "qgpgmegpgcardjob.moc"

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