html_viewer: Move webcrypto to a place where html_viewer can use it.

content/child/webcrypto/openssl/pbkdf2_openssl.cc

Index: content/child/webcrypto/openssl/pbkdf2_openssl.cc
diff --git a/content/child/webcrypto/openssl/pbkdf2_openssl.cc b/content/child/webcrypto/openssl/pbkdf2_openssl.cc
deleted file mode 100644
index 5c7bf1a4c98b19a0a26644c3ae9cbdae3e1abeeb..0000000000000000000000000000000000000000
--- a/content/child/webcrypto/openssl/pbkdf2_openssl.cc
+++ /dev/null
@@ -1,122 +0,0 @@
-// Copyright 2015 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#include "base/stl_util.h"
-#include "content/child/webcrypto/algorithm_implementation.h"
-#include "content/child/webcrypto/crypto_data.h"
-#include "content/child/webcrypto/openssl/key_openssl.h"
-#include "content/child/webcrypto/openssl/util_openssl.h"
-#include "content/child/webcrypto/status.h"
-#include "content/child/webcrypto/webcrypto_util.h"
-#include "crypto/openssl_util.h"
-#include "third_party/WebKit/public/platform/WebCryptoAlgorithmParams.h"
-#include "third_party/WebKit/public/platform/WebCryptoKeyAlgorithm.h"
-
-namespace content {
-
-namespace webcrypto {
-
-namespace {
-
-const blink::WebCryptoKeyUsageMask kAllKeyUsages =
-    blink::WebCryptoKeyUsageDeriveKey | blink::WebCryptoKeyUsageDeriveBits;
-
-class Pbkdf2Implementation : public AlgorithmImplementation {
- public:
-  Pbkdf2Implementation() {}
-
-  Status VerifyKeyUsagesBeforeImportKey(
-      blink::WebCryptoKeyFormat format,
-      blink::WebCryptoKeyUsageMask usages) const override {
-    switch (format) {
-      case blink::WebCryptoKeyFormatRaw:
-        return CheckKeyCreationUsages(kAllKeyUsages, usages, false);
-      default:
-        return Status::ErrorUnsupportedImportKeyFormat();
-    }
-  }
-
-  Status ImportKeyRaw(const CryptoData& key_data,
-                      const blink::WebCryptoAlgorithm& algorithm,
-                      bool extractable,
-                      blink::WebCryptoKeyUsageMask usages,
-                      blink::WebCryptoKey* key) const override {
-    const blink::WebCryptoKeyAlgorithm key_algorithm =
-        blink::WebCryptoKeyAlgorithm::createWithoutParams(
-            blink::WebCryptoAlgorithmIdPbkdf2);
-
-    return CreateWebCryptoSecretKey(key_data, key_algorithm, extractable,
-                                    usages, key);
-  }
-
-  Status DeriveBits(const blink::WebCryptoAlgorithm& algorithm,
-                    const blink::WebCryptoKey& base_key,
-                    bool has_optional_length_bits,
-                    unsigned int optional_length_bits,
-                    std::vector<uint8_t>* derived_bytes) const override {
-    crypto::OpenSSLErrStackTracer err_tracer(FROM_HERE);
-
-    if (!has_optional_length_bits)
-      return Status::ErrorPbkdf2DeriveBitsLengthNotSpecified();
-
-    if (optional_length_bits % 8)
-      return Status::ErrorPbkdf2InvalidLength();
-
-    const blink::WebCryptoPbkdf2Params* params = algorithm.pbkdf2Params();
-
-    const blink::WebCryptoAlgorithm& hash = params->hash();
-    const EVP_MD* digest_algorithm = GetDigest(hash.id());
-    if (!digest_algorithm)
-      return Status::ErrorUnsupported();
-
-    unsigned int keylen_bytes = optional_length_bits / 8;
-    derived_bytes->resize(keylen_bytes);
-
-    const std::vector<uint8_t>& password =
-        SymKeyOpenSsl::Cast(base_key)->raw_key_data();
-
-    if (!PKCS5_PBKDF2_HMAC(
-            reinterpret_cast<const char*>(vector_as_array(&password)),
-            password.size(), params->salt().data(), params->salt().size(),
-            params->iterations(), digest_algorithm, keylen_bytes,
-            vector_as_array(derived_bytes))) {
-      return Status::OperationError();
-    }
-    return Status::Success();
-  }
-
-  Status SerializeKeyForClone(
-      const blink::WebCryptoKey& key,
-      blink::WebVector<uint8_t>* key_data) const override {
-    key_data->assign(SymKeyOpenSsl::Cast(key)->serialized_key_data());
-    return Status::Success();
-  }
-
-  Status DeserializeKeyForClone(const blink::WebCryptoKeyAlgorithm& algorithm,
-                                blink::WebCryptoKeyType type,
-                                bool extractable,
-                                blink::WebCryptoKeyUsageMask usages,
-                                const CryptoData& key_data,
-                                blink::WebCryptoKey* key) const override {
-    return CreateWebCryptoSecretKey(key_data, algorithm, extractable, usages,
-                                    key);
-  }
-
-  Status GetKeyLength(const blink::WebCryptoAlgorithm& key_length_algorithm,
-                      bool* has_length_bits,
-                      unsigned int* length_bits) const override {
-    *has_length_bits = false;
-    return Status::Success();
-  }
-};
-
-}  // namespace
-
-AlgorithmImplementation* CreatePlatformPbkdf2Implementation() {
-  return new Pbkdf2Implementation;
-}
-
-}  // namespace webcrypto
-
-}  // namespace content