Refactor: Remove switch statements on key format from algorithm_dispatch.cc

content/child/webcrypto/algorithm_dispatch.cc

 // Copyright 2014 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 "content/child/webcrypto/algorithm_dispatch.h"
 
 #include "base/logging.h"
 #include "content/child/webcrypto/algorithm_implementation.h"
 #include "content/child/webcrypto/algorithm_registry.h"
 #include "content/child/webcrypto/crypto_data.h"
@@ skipping 40 matching lines @@
 }
 
 Status ExportKeyDontCheckExtractability(blink::WebCryptoKeyFormat format,
                                         const blink::WebCryptoKey& key,
                                         std::vector<uint8_t>* buffer) {
   const AlgorithmImplementation* impl = NULL;
   Status status = GetAlgorithmImplementation(key.algorithm().id(), &impl);
   if (status.IsError())
     return status;
 
-  switch (format) {
-    case blink::WebCryptoKeyFormatRaw:
-      return impl->ExportKeyRaw(key, buffer);
-    case blink::WebCryptoKeyFormatSpki:
-      return impl->ExportKeySpki(key, buffer);
-    case blink::WebCryptoKeyFormatPkcs8:
-      return impl->ExportKeyPkcs8(key, buffer);
-    case blink::WebCryptoKeyFormatJwk:
-      return impl->ExportKeyJwk(key, buffer);
-    default:
-      return Status::ErrorUnsupported();
-  }
+  return impl->ExportKey(format, key, buffer);
 }
 
 }  // namespace
 
 Status Encrypt(const blink::WebCryptoAlgorithm& algorithm,
                const blink::WebCryptoKey& key,
                const CryptoData& data,
                std::vector<uint8_t>* buffer) {
   if (!KeyUsageAllows(key, blink::WebCryptoKeyUsageEncrypt))
     return Status::ErrorUnexpected();
@@ skipping 58 matching lines @@
                  blink::WebCryptoKey* key) {
   const AlgorithmImplementation* impl = NULL;
   Status status = GetAlgorithmImplementation(algorithm.id(), &impl);
   if (status.IsError())
     return status;
 
   status = impl->VerifyKeyUsagesBeforeImportKey(format, usages);
   if (status.IsError())
     return status;
 
-  switch (format) {
-    case blink::WebCryptoKeyFormatRaw:
-      return impl->ImportKeyRaw(key_data, algorithm, extractable, usages, key);
-    case blink::WebCryptoKeyFormatSpki:
-      return impl->ImportKeySpki(key_data, algorithm, extractable, usages, key);
-    case blink::WebCryptoKeyFormatPkcs8:
-      return impl->ImportKeyPkcs8(key_data, algorithm, extractable, usages,
-                                  key);
-    case blink::WebCryptoKeyFormatJwk:
-      return impl->ImportKeyJwk(key_data, algorithm, extractable, usages, key);
-    default:
-      return Status::ErrorUnsupported();
-  }
+  return impl->ImportKey(format, key_data, algorithm, extractable, usages, key);
 }
 
 Status ExportKey(blink::WebCryptoKeyFormat format,
                  const blink::WebCryptoKey& key,
                  std::vector<uint8_t>* buffer) {
   if (!key.extractable())
     return Status::ErrorKeyNotExtractable();
   return ExportKeyDontCheckExtractability(format, key, buffer);
 }
 
@@ skipping 133 matching lines @@
     return false;
 
   status = impl->DeserializeKeyForClone(algorithm, type, extractable, usages,
                                         key_data, key);
   return status.IsSuccess();
 }
 
 }  // namespace webcrypto
 
 }  // namespace content