// Copyright (c) Corporation for National Research Initiatives

// This is a Jython module wrapper around Harry Mantakos' md.java class,
// which provides the basic MD5 algorithm.  See also MD5Object.java which
// is the implementation of the md5 object returned by new() and md.java
// which provides the md5 implementation.

package org.python.modules;

import org.python.core.ClassDictInit;
import org.python.core.Py;
import org.python.core.PyBuiltinFunctionSet;
import org.python.core.PyObject;
import org.python.core.PyString;

class MD5Functions extends PyBuiltinFunctionSet {
    public MD5Functions(String name, int index, int minargs, int maxargs) {
        super(name, index, minargs, maxargs);
    }

    public PyObject __call__() {
        switch (index) {
            case 0:
                return new MD5Object("");
            default:
                throw info.unexpectedCall(0, false);
        }
    }

    public PyObject __call__(PyObject arg1) {
        switch (index) {
            case 0:
                return new MD5Object(arg1);
            default:
                throw info.unexpectedCall(1, false);
        }
    }
}

public class MD5Module implements ClassDictInit {
    public static PyString __doc__ = new PyString("This module implements the interface to RSA's MD5 message digest\n"
            + "algorithm (see also Internet RFC 1321). Its use is quite\n"
            + "straightforward: use the new() to create an md5 object. " + "You can now\n"
            + "feed this object with arbitrary strings using the update() method, " + "and\n"
            + "at any point you can ask it for the digest (a strong kind of " + "128-bit\n"
            + "checksum, a.k.a. ``fingerprint'') of the concatenation of the " + "strings\n"
            + "fed to it so far using the digest() method.\n" + "\n" + "Functions:\n" + "\n"
            + "new([arg]) -- return a new md5 object, initialized with arg if " + "provided\n"
            + "md5([arg]) -- DEPRECATED, same as new, but for compatibility\n" + "\n" + "Special Objects:\n" + "\n"
            + "MD5Type -- type object for md5 objects\n");

    public static void classDictInit(PyObject dict) {
        dict.__setitem__("new", new MD5Functions("new", 0, 0, 1));
        dict.__setitem__("md5", new MD5Functions("md5", 0, 0, 1));
        dict.__setitem__("digest_size", Py.newInteger(16));
        dict.__setitem__("classDictInit", null);
    }
}