/// <summary>
/// Creates an integer from a string.
/// </summary>
public GmpInteger(string initialValue)
{
if (string.IsNullOrWhiteSpace(initialValue))
{
throw new ArgumentException("initialValue");
}
Interop.mpz_set_str(ref _Storage, initialValue, 10);
DisposeContext.AddDisposeObject(this);
}
/// <summary>
/// Create a new integer, importing it from an array of input values and setting the sign.
/// The most significant byte is given first.
/// This option is here for saving and loading the integer.
/// The sign is specified seperately because GMP uses magnitude/sign format.
/// </summary>
public GmpInteger(byte[] initialValue, bool isNegative = false)
{
if (initialValue == null)
{
throw new ArgumentException("initialValue");
}
Interop.mpz_import(ref _Storage, initialValue.Length, 1, 1, 0, 0, initialValue);
if (isNegative)
{
mpz_t negStorage = new mpz_t();
Interop.mpz_neg(ref negStorage, ref _Storage);
Interop.mpz_clear(ref _Storage);
_Storage = negStorage;
}
DisposeContext.AddDisposeObject(this);
}
/// <summary>
/// Initialize a zero valued integer.
/// </summary>
public GmpInteger()
{
Interop.mpz_init(ref _Storage);
DisposeContext.AddDisposeObject(this);
}