ExpressionValue expFuncRead(const std::vector<ExpressionValue>& parameters)
{
ExpressionValue result;
T buffer;
if (parameters[0].isString() == false || (parameters.size() >= 2 && parameters[1].isInt() == false))
{
Logger::queueError(Logger::Error,L"Invalid parameter");
return result;
}
std::wstring fileName = getFullPathName(parameters[0].strValue);
u64 pos = parameters.size() >= 2 ? parameters[1].intValue : 0;
BinaryFile file;
if (file.open(fileName,BinaryFile::Read) == false)
{
Logger::queueError(Logger::Error,L"Could not open %s",fileName);
return result;
}
file.setPos((long)pos);
if (file.read(&buffer,sizeof(T)) == sizeof(T))
{
result.type = ExpressionValueType::Integer;
result.intValue = (u64) buffer;
}
return result;
}
ExpressionValue expFuncRead(const std::wstring& funcName, const std::vector<ExpressionValue>& parameters)
{
const std::wstring* fileName;
u64 pos;
GET_PARAM(parameters,0,fileName);
GET_OPTIONAL_PARAM(parameters,1,pos,0);
std::wstring fullName = getFullPathName(*fileName);
BinaryFile file;
if (file.open(fullName,BinaryFile::Read) == false)
{
Logger::queueError(Logger::Error,L"Could not open %s",fileName);
return ExpressionValue();
}
file.setPos((long)pos);
T buffer;
if (file.read(&buffer,sizeof(T)) != sizeof(T))
return ExpressionValue();
return ExpressionValue((u64) buffer);
}