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/* ****************************************************************************
*
* Copyright (c) Microsoft Corporation.
*
* This source code is subject to terms and conditions of the Microsoft Public License. A
* copy of the license can be found in the License.html file at the root of this distribution. If
* you cannot locate the Microsoft Public License, please send an email to
* ironruby@microsoft.com. By using this source code in any fashion, you are agreeing to be bound
* by the terms of the Microsoft Public License.
*
* You must not remove this notice, or any other, from this software.
*
*
* ***************************************************************************/
using System;
using System.Runtime.CompilerServices;
using System.Security.Cryptography;
using IronRuby.Builtins;
using IronRuby.Runtime;
using Microsoft.Scripting.Runtime;
using Microsoft.Scripting.Utils;
using Microsoft.Scripting.Generation;
namespace IronRuby.StandardLibrary.Digest {
[RubyModule("Digest")]
public static class Digest {
#region Module Methods
[RubyMethod("const_missing", RubyMethodAttributes.PublicSingleton)]
public static object ConstantMissing(RubyModule/*!*/ self, [DefaultProtocol, NotNull]string/*!*/ name) {
// TODO:
throw new NotImplementedException();
}
[RubyMethod("hexencode", RubyMethodAttributes.PublicSingleton)]
public static MutableString/*!*/ HexEncode(RubyModule/*!*/ self, [NotNull]MutableString/*!*/ str) {
// TODO:
throw new NotImplementedException();
}
#endregion
// TODO: MRI doesn't define MD5 constant here, it implements const_missing
#if !SILVERLIGHT
[RubyClass("MD5", BuildConfig = "!SILVERLIGHT")]
public class MD5 : Base {
public MD5()
: base(System.Security.Cryptography.MD5.Create()) {
}
}
[RubyClass("SHA1", BuildConfig = "!SILVERLIGHT")]
public class SHA1 : Base {
public SHA1()
: base(System.Security.Cryptography.SHA1.Create()) {
}
}
[RubyClass("SHA256", BuildConfig = "!SILVERLIGHT")]
public class SHA256 : Base {
public SHA256()
: base(System.Security.Cryptography.SHA256.Create()) {
}
}
[RubyClass("SHA384", BuildConfig = "!SILVERLIGHT")]
public class SHA384 : Base {
public SHA384()
: base(System.Security.Cryptography.SHA384.Create()) {
}
}
[RubyClass("SHA512", BuildConfig = "!SILVERLIGHT")]
public class SHA512 : Base {
public SHA512()
: base(System.Security.Cryptography.SHA512.Create()) {
}
}
#endif
[RubyClass("Base")]
public class Base : Class {
private readonly HashAlgorithm/*!*/ _algorithm;
private MutableString/*!*/ _buffer;
protected Base(HashAlgorithm/*!*/ algorithm) {
Assert.NotNull(algorithm);
_algorithm = algorithm;
_buffer = MutableString.CreateBinary();
}
[RubyMethod("<<")]
[RubyMethod("update")]
public static Base/*!*/ Update(RubyContext/*!*/ context, Base/*!*/ self, MutableString str) {
self._buffer.Append(str);
return self;
}
[RubyMethod("finish", RubyMethodAttributes.PrivateInstance)]
public static MutableString/*!*/ Finish(RubyContext/*!*/ context, Base/*!*/ self) {
byte[] input = self._buffer.ConvertToBytes();
byte[] hash = self._algorithm.ComputeHash(input);
return MutableString.CreateBinary(hash);
}
[RubyMethod("reset")]
public static Base/*!*/ Reset(RubyContext/*!*/ context, Base/*!*/ self) {
self._buffer = MutableString.CreateBinary();
self._algorithm.Initialize();
return self;
}
}
[RubyClass("Class"), Includes(typeof(Instance))]
public class Class {
[RubyMethod("digest", RubyMethodAttributes.PublicSingleton)]
public static MutableString Digest(
CallSiteStorage<Func<CallSite, RubyClass, object>>/*!*/ allocateStorage,
CallSiteStorage<Func<CallSite, object, MutableString, object>>/*!*/ digestStorage,
RubyClass/*!*/ self, [DefaultProtocol, NotNull]MutableString/*!*/ str) {
// TODO: new?
var allocateSite = allocateStorage.GetCallSite("allocate", 0);
object obj = allocateSite.Target(allocateSite, self);
// TODO: check obj
var site = digestStorage.GetCallSite("digest", 1);
return (MutableString)site.Target(site, obj, str);
}
[RubyMethod("digest", RubyMethodAttributes.PublicSingleton)]
public static MutableString Digest(RubyClass/*!*/ self) {
throw RubyExceptions.CreateArgumentError("no data given");
}
[RubyMethod("hexdigest", RubyMethodAttributes.PublicSingleton)]
public static MutableString/*!*/ HexDigest(CallSiteStorage<Func<CallSite, object, MutableString, object>>/*!*/ storage,
RubyClass/*!*/ self, [DefaultProtocol, NotNull]MutableString/*!*/ str) {
var site = storage.GetCallSite("digest", 1);
MutableString result = (MutableString)site.Target(site, self, str);
// TODO: check result != null
return HexEncode(result);
}
[RubyMethod("hexdigest", RubyMethodAttributes.PublicSingleton)]
public static MutableString HexDigest(RubyClass/*!*/ self) {
throw RubyExceptions.CreateArgumentError("no data given");
}
#region Helpers
internal static MutableString/*!*/ Bytes2Hex(byte[]/*!*/ bytes) {
return MutableString.Create(System.BitConverter.ToString(bytes).Replace("-", "").ToLower());
}
internal static MutableString/*!*/ HexEncode(MutableString/*!*/ str) {
return Bytes2Hex(str.ConvertToBytes());
}
#endregion
}
[RubyModule("Instance")]
public class Instance {
[RubyMethod("digest")]
public static MutableString Digest(
CallSiteStorage<Func<CallSite, object, object, object>>/*!*/ initializeCopyStorage,
CallSiteStorage<Func<CallSite, RubyClass, object>>/*!*/ allocateStorage,
CallSiteStorage<Func<CallSite, object, object>>/*!*/ finishStorage,
object self) {
object clone;
if (!RubyUtils.TryDuplicateObject(initializeCopyStorage, allocateStorage, self, true, out clone)) {
throw RubyExceptions.CreateArgumentError("unable to copy object");
}
var finish = finishStorage.GetCallSite("finish", 0);
// TODO: cast?
return (MutableString)finish.Target(finish, clone);
}
[RubyMethod("digest")]
public static MutableString Digest(
CallSiteStorage<Func<CallSite, object, MutableString, object>>/*!*/ updateStorage,
CallSiteStorage<Func<CallSite, object, object>>/*!*/ finishStorage,
CallSiteStorage<Func<CallSite, object, object>>/*!*/ resetStorage,
object self, [DefaultProtocol, NotNull]MutableString/*!*/ str) {
var update = updateStorage.GetCallSite("update", 1);
update.Target(update, self, str);
var finish = finishStorage.GetCallSite("finish", 0);
object value = finish.Target(finish, self);
var reset = resetStorage.GetCallSite("reset", 0);
reset.Target(reset, self);
// TODO: cast?
return (MutableString)value;
}
[RubyMethod("digest!")]
public static MutableString DigestNew(
CallSiteStorage<Func<CallSite, object, object>>/*!*/ finishStorage,
CallSiteStorage<Func<CallSite, object, object>>/*!*/ resetStorage,
object self) {
var finish = finishStorage.GetCallSite("finish", 0);
object value = finish.Target(finish, self);
var reset = resetStorage.GetCallSite("reset", 0);
reset.Target(reset, self);
// TODO: cast?
return (MutableString)value;
}
[RubyMethod("hexdigest")]
public static MutableString HexDigest(
CallSiteStorage<Func<CallSite, object, object, object>>/*!*/ initializeCopyStorage,
CallSiteStorage<Func<CallSite, RubyClass, object>>/*!*/ allocateStorage,
CallSiteStorage<Func<CallSite, object, object>>/*!*/ finishStorage,
object self) {
return Class.HexEncode(Digest(initializeCopyStorage, allocateStorage, finishStorage, self));
}
[RubyMethod("hexdigest")]
public static MutableString HexDigest(
CallSiteStorage<Func<CallSite, object, MutableString, object>>/*!*/ updateStorage,
CallSiteStorage<Func<CallSite, object, object>>/*!*/ finishStorage,
CallSiteStorage<Func<CallSite, object, object>>/*!*/ resetStorage,
object self, [DefaultProtocol, NotNull]MutableString/*!*/ str) {
return Class.HexEncode(Digest(updateStorage, finishStorage, resetStorage, self, str));
}
[RubyMethod("hexdigest!")]
public static MutableString HexDigestNew(
CallSiteStorage<Func<CallSite, object, object>>/*!*/ finishStorage,
CallSiteStorage<Func<CallSite, object, object>>/*!*/ resetStorage,
object self) {
return Class.HexEncode(DigestNew(finishStorage, resetStorage, self));
}
}
}
}
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