Index: public/platform/WebCryptoAlgorithmParams.h |
diff --git a/public/platform/WebCryptoAlgorithmParams.h b/public/platform/WebCryptoAlgorithmParams.h |
new file mode 100644 |
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+++ b/public/platform/WebCryptoAlgorithmParams.h |
@@ -0,0 +1,110 @@ |
+/* |
+ * 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 |
+ * copyright notice, this list of conditions and the following disclaimer |
+ * in the documentation and/or other materials provided with the |
+ * distribution. |
+ * * Neither the name of Google Inc. nor the names of its |
+ * contributors may be used to endorse or promote products derived from |
+ * this software without specific prior written permission. |
+ * |
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
+ */ |
+ |
+#ifndef WebCryptoAlgorithmParams_h |
+#define WebCryptoAlgorithmParams_h |
+ |
+#include "WebCommon.h" |
+#include "WebCryptoAlgorithm.h" |
+ |
+namespace WebKit { |
+ |
+// Base class for all the algorithm parameters. |
+// |
+// NOTE: For documentation on the meaning of each of the parameters see the Web |
+// Crypto spec. Parameters have the same name (minus "WebCrypto" prefix). |
abarth-chromium
2013/07/02 06:46:36
Please add a link to the spec.
eroman
2013/07/02 08:12:27
Done.
|
+class WebCryptoAlgorithmParams { |
+public: |
+ WebCryptoAlgorithmParams(WebCryptoAlgorithmParamsType type) |
+ : m_type(type) |
+ { |
+ } |
+ |
+ virtual ~WebCryptoAlgorithmParams() { } |
+ |
+ WebCryptoAlgorithmParamsType type() const { return m_type; } |
+ |
+protected: |
+ // Helper class for a chunk of owned immutable data. |
abarth-chromium
2013/07/02 06:46:36
We should be able to just use WebVector
eroman
2013/07/02 08:12:27
Done.
|
+ class Bytes { |
+ public: |
+ // Makes a copy of |data|. |
+ Bytes(const unsigned char*, size_t); |
+ ~Bytes(); |
+ |
+ const unsigned char* data() const { return m_data; } |
+ size_t size() const { return m_size; } |
+ |
+ private: |
+ Bytes(const Bytes&); |
+ Bytes& operator=(const Bytes&); |
+ |
+ const unsigned char* m_data; |
+ size_t m_size; |
+ }; |
+ |
+private: |
+ WebCryptoAlgorithmParamsType m_type; |
+}; |
+ |
+class WebCryptoAesCbcParams : public WebCryptoAlgorithmParams { |
+public: |
+ WebCryptoAesCbcParams(unsigned char* iv, size_t ivSize) |
+ : WebCryptoAlgorithmParams(AesCbcParams) |
+ , m_iv(iv, ivSize) |
+ { |
+ } |
+ |
+ // The initialization vector. MUST be 16 bytes. |
abarth-chromium
2013/07/02 06:46:36
Can you enforce that with an ASSERT rather than a
eroman
2013/07/02 08:12:27
Removed the comment.
I had copy-pasted it from th
|
+ const unsigned char* iv() const { return m_iv.data(); } |
+ size_t ivSize() const { return m_iv.size(); } |
+ |
+private: |
+ const Bytes m_iv; |
+}; |
+ |
+class WebCryptoAesKeyGenParams : public WebCryptoAlgorithmParams { |
+public: |
+ WebCryptoAesKeyGenParams(unsigned short length) |
+ : WebCryptoAlgorithmParams(AesKeyGenParams) |
+ , m_length(length) |
+ { |
+ } |
+ |
+ // The length, in bits, of the key. |
+ unsigned short length() const { return m_length; } |
+ |
+private: |
+ const unsigned short m_length; |
+}; |
+ |
+} // namespace WebKit |
+ |
+#endif |