public byte[] method_1(byte[] byte_2)
{
if (byte_2.Length != this.int_2)
{
throw new ArgumentException("input.Length does not match keylen");
}
if (object.ReferenceEquals(this.class28_7, null))
{
throw new ArgumentException("no private key set!");
}
Class15.Class28 @class = new Class15.Class28(byte_2);
if (@class >= this.class28_0)
{
throw new ArgumentException("input exceeds modulus");
}
@class = @class.method_7(this.class28_7, this.class28_0);
byte[] byte_3 = @class.method_2();
return this.method_13(byte_3, this.int_2);
}
