WebCrypto: Add more operations to the platform API.

public/platform/WebCrypto.h

 /*
  * Copyright (C) 2013 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 28 matching lines @@
 
 class WebArrayBuffer;
 class WebCryptoKeyOperation;
 class WebCryptoKeyOperationResult;
 class WebCryptoOperation;
 class WebCryptoOperationResult;
 
 class WebCrypto {
 public:
     // FIXME: Deprecated, delete once chromium side is updated.
-    virtual WebCryptoOperation* digest(const WebCryptoAlgorithm&) { return 0; }
+    virtual WebCryptoOperation* digest(const WebCryptoAlgorithm&) { WEBKIT_ASSERT_NOT_REACHED(); return 0; }
 
     // The following methods begin an asynchronous multi-part cryptographic
     // operation.
     //
     // Let the WebCryptoOperationResult& be called "result".
     //
     // Before returning, implementations can either:
     //
     // * Synchronously fail initialization by calling:
     //   result.initializationFailed(errorDetails)
@@ skipping 19 matching lines @@
     // The cryptoOperation pointer MUST remain valid while it is "in progress".
     // The cryptoOperation is said to be "in progress" from the time after
     // result->initializationSucceded() has been called, up until either:
     //
     //   - Blink calls cryptoOperation->abort()
     //   OR
     //   - Embedder calls result.completeWithXXX()
     //
     // Once the cryptoOperation is no longer "in progress" the embedder is
     // responsible for freeing the cryptoOperation.
-    virtual void digest(const WebCryptoAlgorithm&, WebCryptoOperationResult&) { }
+    virtual void encrypt(const WebCryptoAlgorithm&, const WebCryptoKey&, WebCryptoOperationResult&) { WEBKIT_ASSERT_NOT_REACHED(); }
+    virtual void decrypt(const WebCryptoAlgorithm&, const WebCryptoKey&, WebCryptoOperationResult&) { WEBKIT_ASSERT_NOT_REACHED(); }
+    virtual void sign(const WebCryptoAlgorithm&, const WebCryptoKey&, WebCryptoOperationResult&) { WEBKIT_ASSERT_NOT_REACHED(); }
+    virtual void digest(const WebCryptoAlgorithm&, WebCryptoOperationResult&) { WEBKIT_ASSERT_NOT_REACHED(); }
 
     // The following methods begin an asynchronous single-part key operation.
     //
     // Let the WebCryptoKeyOperationResult& be called "result".
     //
     // Before returning, implementations can either:
     //
     // (a) Synchronously fail initialization by calling:
     //     result.initializationFailed(errorDetails)
     //     (this results in throwing a Javascript exception)
@@ skipping 11 matching lines @@
     // The keyOperation pointer MUST remain valid while it is "in progress".
     // The keyOperation is said to be "in progress" from the time after
     // result->initializationSucceded() has been called, up until either:
     //
     //   - Blink calls keyOperation->abort()
     //   OR
     //   - Embedder calls result.completeWithXXX()
     //
     // Once the keyOperation is no longer "in progress" the embedder is
     // responsible for freeing the cryptoOperation.
-    virtual void importKey(WebCryptoKeyFormat, const unsigned char* keyData, size_t keyDataSize, const WebCryptoAlgorithm&, bool extractable, WebCryptoKeyUsageMask, WebCryptoKeyOperationResult&) { }
+    virtual void importKey(WebCryptoKeyFormat, const unsigned char* keyData, size_t keyDataSize, const WebCryptoAlgorithm&, bool extractable, WebCryptoKeyUsageMask, WebCryptoKeyOperationResult&) { WEBKIT_ASSERT_NOT_REACHED(); }
 
 protected:
     virtual ~WebCrypto() { }
 };
 
 class WebCryptoOperation {
 public:
     // Feeds data (bytes, size) to the operation.
     //   - |bytes| may be 0 if |size| is 0
     //   - |bytes| is valid only until process() returns
@@ skipping 113 matching lines @@
     WEBKIT_EXPORT void reset();
     WEBKIT_EXPORT void assign(const WebCryptoKeyOperationResult&);
     WEBKIT_EXPORT void assign(WebCryptoKeyOperationResultPrivate*);
 
     WebPrivatePtr<WebCryptoKeyOperationResultPrivate> m_impl;
 };
 
 } // namespace WebKit
 
 #endif