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/*
Aseba - an event-based framework for distributed robot control
Copyright (C) 2007--2016:
Stephane Magnenat <stephane at magnenat dot net>
(http://stephane.magnenat.net)
and other contributors, see authors.txt for details
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published
by the Free Software Foundation, version 3 of the License.
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 Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "TargetDescription.h"
#include "../utils/utils.h"
namespace Aseba
{
//! Compute the XModem CRC of the description, as defined in AS001 at https://aseba.wikidot.com/asebaspecifications
uint16_t TargetDescription::crc() const
{
uint16_t crc(0);
crc = crcXModem(crc, bytecodeSize);
crc = crcXModem(crc, variablesSize);
crc = crcXModem(crc, stackSize);
for (const auto & namedVariable : namedVariables)
{
crc = crcXModem(crc, namedVariable.size);
crc = crcXModem(crc, namedVariable.name);
}
for (const auto & localEvent : localEvents)
{
crc = crcXModem(crc, localEvent.name);
}
for (const auto & nativeFunction : nativeFunctions)
{
crc = crcXModem(crc, nativeFunction.name);
for (size_t j = 0; j < nativeFunction.parameters.size(); ++j)
{
crc = crcXModem(crc, nativeFunction.parameters[j].size);
crc = crcXModem(crc, nativeFunction.parameters[j].name);
}
}
return crc;
}
//! Get a VariablesMap out of namedVariables, overwrite freeVariableIndex
VariablesMap TargetDescription::getVariablesMap(unsigned& freeVariableIndex) const
{
freeVariableIndex = 0;
VariablesMap variablesMap;
for (const auto & namedVariable : namedVariables)
{
variablesMap[namedVariable.name] =
std::make_pair(freeVariableIndex, namedVariable.size);
freeVariableIndex += namedVariable.size;
}
return variablesMap;
}
//! Get a FunctionsMap out of nativeFunctions
FunctionsMap TargetDescription::getFunctionsMap() const
{
FunctionsMap functionsMap;
for (unsigned i = 0; i < nativeFunctions.size(); i++)
{
functionsMap[nativeFunctions[i].name] = i;
}
return functionsMap;
}
} // namespace Aseba
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