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

content/child/webcrypto/nss/rsa_ssa_nss.cc

Index: content/child/webcrypto/nss/rsa_ssa_nss.cc
diff --git a/content/child/webcrypto/nss/rsa_ssa_nss.cc b/content/child/webcrypto/nss/rsa_ssa_nss.cc
deleted file mode 100644
index aae5b25ef78e02406b696ff997cc1044e8a6f86e..0000000000000000000000000000000000000000
--- a/content/child/webcrypto/nss/rsa_ssa_nss.cc
+++ /dev/null
@@ -1,137 +0,0 @@
-// 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 <cryptohi.h>
-
-#include "content/child/webcrypto/crypto_data.h"
-#include "content/child/webcrypto/nss/key_nss.h"
-#include "content/child/webcrypto/nss/rsa_hashed_algorithm_nss.h"
-#include "content/child/webcrypto/nss/util_nss.h"
-#include "content/child/webcrypto/status.h"
-#include "crypto/scoped_nss_types.h"
-#include "third_party/WebKit/public/platform/WebCryptoKeyAlgorithm.h"
-
-namespace content {
-
-namespace webcrypto {
-
-namespace {
-
-class RsaSsaImplementation : public RsaHashedAlgorithm {
- public:
-  RsaSsaImplementation()
-      : RsaHashedAlgorithm(CKF_SIGN | CKF_VERIFY,
-                           blink::WebCryptoKeyUsageVerify,
-                           blink::WebCryptoKeyUsageSign) {}
-
-  const char* GetJwkAlgorithm(
-      const blink::WebCryptoAlgorithmId hash) const override {
-    switch (hash) {
-      case blink::WebCryptoAlgorithmIdSha1:
-        return "RS1";
-      case blink::WebCryptoAlgorithmIdSha256:
-        return "RS256";
-      case blink::WebCryptoAlgorithmIdSha384:
-        return "RS384";
-      case blink::WebCryptoAlgorithmIdSha512:
-        return "RS512";
-      default:
-        return NULL;
-    }
-  }
-
-  Status Sign(const blink::WebCryptoAlgorithm& algorithm,
-              const blink::WebCryptoKey& key,
-              const CryptoData& data,
-              std::vector<uint8_t>* buffer) const override {
-    if (key.type() != blink::WebCryptoKeyTypePrivate)
-      return Status::ErrorUnexpectedKeyType();
-
-    SECKEYPrivateKey* private_key = PrivateKeyNss::Cast(key)->key();
-
-    const blink::WebCryptoAlgorithm& hash =
-        key.algorithm().rsaHashedParams()->hash();
-
-    // Pick the NSS signing algorithm by combining RSA-SSA (RSA PKCS1) and the
-    // inner hash of the input Web Crypto algorithm.
-    SECOidTag sign_alg_tag;
-    switch (hash.id()) {
-      case blink::WebCryptoAlgorithmIdSha1:
-        sign_alg_tag = SEC_OID_PKCS1_SHA1_WITH_RSA_ENCRYPTION;
-        break;
-      case blink::WebCryptoAlgorithmIdSha256:
-        sign_alg_tag = SEC_OID_PKCS1_SHA256_WITH_RSA_ENCRYPTION;
-        break;
-      case blink::WebCryptoAlgorithmIdSha384:
-        sign_alg_tag = SEC_OID_PKCS1_SHA384_WITH_RSA_ENCRYPTION;
-        break;
-      case blink::WebCryptoAlgorithmIdSha512:
-        sign_alg_tag = SEC_OID_PKCS1_SHA512_WITH_RSA_ENCRYPTION;
-        break;
-      default:
-        return Status::ErrorUnsupported();
-    }
-
-    crypto::ScopedSECItem signature_item(SECITEM_AllocItem(NULL, NULL, 0));
-    if (SEC_SignData(signature_item.get(), data.bytes(), data.byte_length(),
-                     private_key, sign_alg_tag) != SECSuccess) {
-      return Status::OperationError();
-    }
-
-    buffer->assign(signature_item->data,
-                   signature_item->data + signature_item->len);
-    return Status::Success();
-  }
-
-  Status Verify(const blink::WebCryptoAlgorithm& algorithm,
-                const blink::WebCryptoKey& key,
-                const CryptoData& signature,
-                const CryptoData& data,
-                bool* signature_match) const override {
-    if (key.type() != blink::WebCryptoKeyTypePublic)
-      return Status::ErrorUnexpectedKeyType();
-
-    SECKEYPublicKey* public_key = PublicKeyNss::Cast(key)->key();
-
-    const blink::WebCryptoAlgorithm& hash =
-        key.algorithm().rsaHashedParams()->hash();
-
-    const SECItem signature_item = MakeSECItemForBuffer(signature);
-
-    SECOidTag hash_alg_tag;
-    switch (hash.id()) {
-      case blink::WebCryptoAlgorithmIdSha1:
-        hash_alg_tag = SEC_OID_SHA1;
-        break;
-      case blink::WebCryptoAlgorithmIdSha256:
-        hash_alg_tag = SEC_OID_SHA256;
-        break;
-      case blink::WebCryptoAlgorithmIdSha384:
-        hash_alg_tag = SEC_OID_SHA384;
-        break;
-      case blink::WebCryptoAlgorithmIdSha512:
-        hash_alg_tag = SEC_OID_SHA512;
-        break;
-      default:
-        return Status::ErrorUnsupported();
-    }
-
-    *signature_match =
-        SECSuccess == VFY_VerifyDataDirect(data.bytes(), data.byte_length(),
-                                           public_key, &signature_item,
-                                           SEC_OID_PKCS1_RSA_ENCRYPTION,
-                                           hash_alg_tag, NULL, NULL);
-    return Status::Success();
-  }
-};
-
-}  // namespace
-
-AlgorithmImplementation* CreatePlatformRsaSsaImplementation() {
-  return new RsaSsaImplementation;
-}
-
-}  // namespace webcrypto
-
-}  // namespace content