icinga2/lib/base/scriptfunctionwrapper.h

193 lines
7.0 KiB
C++

/******************************************************************************
* Icinga 2 *
* Copyright (C) 2012 Icinga Development Team (http://www.icinga.org/) *
* *
* This program 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. *
* *
* This program 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 St, Fifth Floor, Boston, MA 02110-1301, USA. *
******************************************************************************/
#ifndef SCRIPTFUNCTIONWRAPPER_H
#define SCRIPTFUNCTIONWRAPPER_H
#include "base/i2-base.h"
#include "base/value.h"
#include <vector>
#include <boost/function.hpp>
#include <boost/bind.hpp>
namespace icinga
{
Value ScriptFunctionWrapperVV(void (*function)(void), const std::vector<Value>& arguments);
boost::function<Value (const std::vector<Value>& arguments)> I2_BASE_API WrapScriptFunction(void (*function)(void));
template<typename TR>
Value ScriptFunctionWrapperR(TR (*function)(void), const std::vector<Value>& arguments)
{
return function();
}
template<typename TR>
boost::function<Value (const std::vector<Value>& arguments)> WrapScriptFunction(TR (*function)(void))
{
return boost::bind(&ScriptFunctionWrapperR<TR>, function, _1);
}
template<typename T0>
Value ScriptFunctionWrapperV(void (*function)(T0), const std::vector<Value>& arguments)
{
if (arguments.size() < 1)
BOOST_THROW_EXCEPTION(std::invalid_argument("Too few arguments for function."));
function(static_cast<T0>(arguments[0]));
return Empty;
}
template<typename T0>
boost::function<Value (const std::vector<Value>& arguments)> WrapScriptFunction(void (*function)(T0))
{
return boost::bind(&ScriptFunctionWrapperV<T0>, function, _1);
}
template<typename TR, typename T0>
Value ScriptFunctionWrapperR(TR (*function)(T0), const std::vector<Value>& arguments)
{
if (arguments.size() < 1)
BOOST_THROW_EXCEPTION(std::invalid_argument("Too few arguments for function."));
return function(static_cast<T0>(arguments[0]));
}
template<typename TR, typename T0>
boost::function<Value (const std::vector<Value>& arguments)> WrapScriptFunction(TR (*function)(T0))
{
return boost::bind(&ScriptFunctionWrapperR<TR, T0>, function, _1);
}
template<typename T0, typename T1>
Value ScriptFunctionWrapperV(void (*function)(T0, T1), const std::vector<Value>& arguments)
{
if (arguments.size() < 2)
BOOST_THROW_EXCEPTION(std::invalid_argument("Too few arguments for function."));
function(static_cast<T0>(arguments[0]),
static_cast<T1>(arguments[1]));
return Empty;
}
template<typename T0, typename T1>
boost::function<Value (const std::vector<Value>& arguments)> WrapScriptFunction(void (*function)(T0, T1))
{
return boost::bind(&ScriptFunctionWrapperV<T0, T1>, function, _1);
}
template<typename TR, typename T0, typename T1>
Value ScriptFunctionWrapperR(TR (*function)(T0, T1), const std::vector<Value>& arguments)
{
if (arguments.size() < 2)
BOOST_THROW_EXCEPTION(std::invalid_argument("Too few arguments for function."));
return function(static_cast<T0>(arguments[0]),
static_cast<T1>(arguments[1]));
}
template<typename TR, typename T0, typename T1>
boost::function<Value (const std::vector<Value>& arguments)> WrapScriptFunction(TR (*function)(T0, T1))
{
return boost::bind(&ScriptFunctionWrapperR<TR, T0, T1>, function, _1);
}
template<typename T0, typename T1, typename T2>
Value ScriptFunctionWrapperV(void (*function)(T0, T1, T2), const std::vector<Value>& arguments)
{
if (arguments.size() < 3)
BOOST_THROW_EXCEPTION(std::invalid_argument("Too few arguments for function."));
function(static_cast<T0>(arguments[0]),
static_cast<T1>(arguments[1]),
static_cast<T2>(arguments[2]));
return Empty;
}
template<typename T0, typename T1, typename T2>
boost::function<Value (const std::vector<Value>& arguments)> WrapScriptFunction(void (*function)(T0, T1, T2))
{
return boost::bind(&ScriptFunctionWrapperV<T0, T1, T2>, function, _1);
}
template<typename TR, typename T0, typename T1, typename T2>
Value ScriptFunctionWrapperR(TR (*function)(T0, T1, T2), const std::vector<Value>& arguments)
{
if (arguments.size() < 3)
BOOST_THROW_EXCEPTION(std::invalid_argument("Too few arguments for function."));
return function(static_cast<T0>(arguments[0]),
static_cast<T1>(arguments[1]),
static_cast<T2>(arguments[2]));
}
template<typename TR, typename T0, typename T1, typename T2>
boost::function<Value (const std::vector<Value>& arguments)> WrapScriptFunction(TR (*function)(T0, T1, T2))
{
return boost::bind(&ScriptFunctionWrapperR<TR, T0, T1, T2>, function, _1);
}
template<typename T0, typename T1, typename T2, typename T3>
Value ScriptFunctionWrapperV(void (*function)(T0, T1, T2, T3), const std::vector<Value>& arguments)
{
if (arguments.size() < 4)
BOOST_THROW_EXCEPTION(std::invalid_argument("Too few arguments for function."));
function(static_cast<T0>(arguments[0]),
static_cast<T1>(arguments[1]),
static_cast<T2>(arguments[2]),
static_cast<T3>(arguments[3]));
return Empty;
}
template<typename T0, typename T1, typename T2, typename T3>
boost::function<Value (const std::vector<Value>& arguments)> WrapScriptFunction(void (*function)(T0, T1, T2, T3))
{
return boost::bind(&ScriptFunctionWrapperV<T0, T1, T2, T3>, function, _1);
}
template<typename TR, typename T0, typename T1, typename T2, typename T3>
Value ScriptFunctionWrapperR(TR (*function)(T0, T1, T2, T3), const std::vector<Value>& arguments)
{
if (arguments.size() < 4)
BOOST_THROW_EXCEPTION(std::invalid_argument("Too few arguments for function."));
return function(static_cast<T0>(arguments[0]),
static_cast<T1>(arguments[1]),
static_cast<T2>(arguments[2]),
static_cast<T3>(arguments[3]));
}
template<typename TR, typename T0, typename T1, typename T2, typename T3>
boost::function<Value (const std::vector<Value>& arguments)> WrapScriptFunction(TR (*function)(T0, T1, T2, T3))
{
return boost::bind(&ScriptFunctionWrapperR<TR, T0, T1, T2, T3>, function, _1);
}
boost::function<Value (const std::vector<Value>& arguments)> I2_BASE_API WrapScriptFunction(Value (*function)(const std::vector<Value>&));
}
#endif /* SCRIPTFUNCTION_H */