gpgme/lang/cpp/src/engineinfo.h
Andre Heinecke 41de1ab904 Cpp: Add EngineInfo::Version class
* lang/cpp/src/engineinfo.cpp (EngineInfo::engineVersion): New.
* lang/cpp/src/engineinfo.h (EngineInfo::engineVersion): Declare.
(EngineInfo::Version): Small helper to work with versions.
2016-07-14 17:02:38 +02:00

127 lines
3.0 KiB
C++

/*
engineinfo.h
Copyright (C) 2004 Klarälvdalens Datakonsult AB
This file is part of GPGME++.
GPGME++ 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.
GPGME++ 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 GPGME++; see the file COPYING.LIB. If not, write to the
Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#ifndef __GPGMEPP_ENGINEINFO_H__
#define __GPGMEPP_ENGINEINFO_H__
#include "global.h"
#include <memory>
#include <algorithm>
#include <string>
#include <iostream>
namespace GpgME
{
class GPGMEPP_EXPORT EngineInfo
{
public:
struct Version
{
int major, minor, patch;
Version(const std::string& version)
{
if (version.empty() ||
std::sscanf(version.c_str(), "%d.%d.%d", &major, &minor, &patch) != 3) {
major = 0;
minor = 0;
patch = 0;
}
}
bool operator < (const Version& other)
{
if (major < other.major)
return true;
if (minor < other.minor)
return true;
if (patch < other.patch)
return true;
return false;
}
bool operator < (const char* other)
{
return operator<(Version(other));
}
bool operator == (const Version& other)
{
return major == other.major
&& minor == other.minor
&& patch == other.patch;
}
bool operator == (const char* other)
{
return operator==(Version(other));
}
friend std::ostream& operator << (std::ostream& stream, const Version& ver)
{
stream << ver.major;
stream << '.';
stream << ver.minor;
stream << '.';
stream << ver.patch;
return stream;
}
};
EngineInfo();
explicit EngineInfo(gpgme_engine_info_t engine);
const EngineInfo &operator=(EngineInfo other)
{
swap(other);
return *this;
}
void swap(EngineInfo &other)
{
using std::swap;
swap(this->d, other.d);
}
bool isNull() const;
Protocol protocol() const;
const char *fileName() const;
const char *version() const;
Version engineVersion() const;
const char *requiredVersion() const;
const char *homeDirectory() const;
private:
class Private;
std::shared_ptr<Private> d;
};
}
GPGMEPP_MAKE_STD_SWAP_SPECIALIZATION(EngineInfo)
#endif // __GPGMEPP_ENGINEINFO_H__