[webcrypto] Implement PBKDF2 (blink-side)

public/platform/WebCryptoAlgorithmParams.h

Index: public/platform/WebCryptoAlgorithmParams.h
diff --git a/public/platform/WebCryptoAlgorithmParams.h b/public/platform/WebCryptoAlgorithmParams.h
index 0108115134ea1d92148d0417af371e0fb763a27f..649f09a1b2c2ef8a3dd0f956c559fd97e3083ff9 100644
--- a/public/platform/WebCryptoAlgorithmParams.h
+++ b/public/platform/WebCryptoAlgorithmParams.h
@@ -360,6 +360,26 @@ private:
     const WebVector<unsigned char> m_info;
 };
 
+class WebCryptoPbkdf2Params : public WebCryptoAlgorithmParamsWithHash {
+public:
+    explicit WebCryptoPbkdf2Params(const WebCryptoAlgorithm& hash, const unsigned char* salt,

[eroman, 2015/01/14 21:12:22]

remove "explicit" (we only use that for single-parameter constructors)

[xun.sun, 2015/01/15 17:13:29]

Done.

+        unsigned saltLength, unsigned long iterations)

[eroman, 2015/01/14 21:12:22]

unsigned long --> unsigned int

[xun.sun, 2015/01/15 17:13:29]

Done.

+        : WebCryptoAlgorithmParamsWithHash(hash)
+        , m_salt(salt, saltLength)
+        , m_iterations(iterations)
+    {
+    }
+
+    virtual WebCryptoAlgorithmParamsType type() const { return WebCryptoAlgorithmParamsTypePbkdf2Params; }
+
+    const WebVector<unsigned char>& salt() const { return m_salt; }
+    unsigned long iterations() const { return m_iterations; }

[eroman, 2015/01/14 21:12:22]

unsigned long --> unsigned int

(unsigned long in WebIDL is a 32-bit value. Blink compiles with 32-bit ints on
all platforms, whereas long could be 64-bit depending on the platform).

[xun.sun, 2015/01/15 17:13:29]

Done.

+
+private:
+    const WebVector<unsigned char> m_salt;
+    const unsigned long m_iterations;

[eroman, 2015/01/14 21:12:22]

unsigned int

[xun.sun, 2015/01/15 17:13:29]

Done.

+};
+
 } // namespace blink
 
 #endif