Index: sdk/lib/crypto/crypto.dart |
diff --git a/sdk/lib/crypto/crypto.dart b/sdk/lib/crypto/crypto.dart |
deleted file mode 100644 |
index a34ce53616f32a35795d1734eac4126c97aa978c..0000000000000000000000000000000000000000 |
--- a/sdk/lib/crypto/crypto.dart |
+++ /dev/null |
@@ -1,182 +0,0 @@ |
-// Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file |
-// for details. All rights reserved. Use of this source code is governed by a |
-// BSD-style license that can be found in the LICENSE file. |
- |
-library dart.crypto; |
- |
-import 'dart:math'; |
- |
-part 'crypto_utils.dart'; |
-part 'hash_utils.dart'; |
-part 'hmac.dart'; |
-part 'md5.dart'; |
-part 'sha1.dart'; |
-part 'sha256.dart'; |
- |
-/** |
- * Interface for cryptographic hash functions. |
- * |
- * The [add] method is used to add data to the hash. The [close] method |
- * is used to extract the message digest. |
- * |
- * Once the [close] method has been called no more data can be added using the |
- * [add] method. If [add] is called after the first call to [close] a |
- * HashException is thrown. |
- * |
- * If multiple instances of a given Hash is needed the [newInstance] |
- * method can provide a new instance. |
- */ |
-// TODO(floitsch): make Hash implement Sink, EventSink or similar. |
-abstract class Hash { |
- /** |
- * Add a list of bytes to the hash computation. |
- */ |
- add(List<int> data); |
- |
- /** |
- * Finish the hash computation and extract the message digest as |
- * a list of bytes. |
- */ |
- List<int> close(); |
- |
- /** |
- * Returns a new instance of this hash function. |
- */ |
- Hash newInstance(); |
- |
- /** |
- * Internal block size of the hash in bytes. |
- * |
- * This is exposed for use by the HMAC class which needs to know the |
- * block size for the [Hash] it is using. |
- */ |
- int get blockSize; |
-} |
- |
-/** |
- * SHA1 hash function implementation. |
- */ |
-abstract class SHA1 implements Hash { |
- factory SHA1() => new _SHA1(); |
-} |
- |
-/** |
- * SHA256 hash function implementation. |
- */ |
-abstract class SHA256 implements Hash { |
- factory SHA256() => new _SHA256(); |
-} |
- |
-/** |
- * MD5 hash function implementation. |
- * |
- * WARNING: MD5 has known collisions and should only be used when |
- * required for backwards compatibility. |
- */ |
-abstract class MD5 implements Hash { |
- factory MD5() => new _MD5(); |
-} |
- |
-/** |
- * Hash-based Message Authentication Code support. |
- * |
- * The [add] method is used to add data to the message. The [digest] and |
- * [close] methods are used to extract the message authentication code. |
- */ |
-// TODO(floitsch): make Hash implement Sink, EventSink or similar. |
-abstract class HMAC { |
- /** |
- * Create an [HMAC] object from a [Hash] and a key. |
- */ |
- factory HMAC(Hash hash, List<int> key) => new _HMAC(hash, key); |
- |
- /** |
- * Add a list of bytes to the message. |
- */ |
- add(List<int> data); |
- |
- /** |
- * Perform the actual computation and extract the message digest |
- * as a list of bytes. |
- */ |
- List<int> close(); |
- |
- /** |
- * Extract the message digest as a list of bytes without closing [this]. |
- */ |
- List<int> get digest; |
- |
- /** |
- * Verify that the HMAC computed for the data so far matches the |
- * given message digest. |
- * |
- * This method should be used instead of memcmp-style comparisons |
- * to avoid leaking information via timing. |
- * |
- * Throws an exception if the given digest does not have the same |
- * size as the digest computed by this HMAC instance. |
- */ |
- bool verify(List<int> digest); |
-} |
- |
-/** |
- * Utility methods for working with message digests. |
- */ |
-abstract class CryptoUtils { |
- /** |
- * Convert a list of bytes (for example a message digest) into a hex |
- * string. |
- */ |
- static String bytesToHex(List<int> bytes) { |
- return _CryptoUtils.bytesToHex(bytes); |
- } |
- |
- /** |
- * Converts a list of bytes into a Base 64 encoded string. |
- * |
- * The list can be any list of integers in the range 0..255, |
- * for example a message digest. |
- * |
- * If [addLineSeparator] is true, the resulting string will be |
- * broken into lines of 76 characters, separated by "\r\n". |
- * |
- * If [urlSafe] is true, the result is URL and filename safe. |
- * |
- * Based on [RFC 4648](http://tools.ietf.org/html/rfc4648) |
- * |
- */ |
- static String bytesToBase64(List<int> bytes, |
- {bool urlSafe : false, |
- bool addLineSeparator : false}) { |
- return _CryptoUtils.bytesToBase64(bytes, |
- urlSafe, |
- addLineSeparator); |
- } |
- |
- |
- /** |
- * Converts a Base 64 encoded String into list of bytes. |
- * |
- * Decoder ignores "\r\n" sequences from input. By default it also ignores |
- * all illegal characters unless [ignoreInvalidCharacters] is false. |
- * |
- * Accepts both URL safe and unsafe Base 64 encoded strings. |
- * |
- * Based on [RFC 4648](http://tools.ietf.org/html/rfc4648) |
- */ |
- static List<int> base64StringToBytes(String input, |
- {bool ignoreInvalidCharacters : true}) { |
- return _CryptoUtils.base64StringToBytes(input, ignoreInvalidCharacters); |
- } |
-} |
- |
-/** |
- * HashExceptions are thrown on invalid use of a Hash |
- * object. |
- */ |
-class HashException { |
- HashException(String this.message); |
- toString() => "HashException: $message"; |
- String message; |
-} |
- |