Remove platform-specific implementations of RSAPrivateKey and SignatureCreator

crypto/rsa_private_key_nss.cc

 // Copyright (c) 2011 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 "crypto/rsa_private_key.h"
 
 #include <cryptohi.h>
 #include <keyhi.h>
 #include <pk11pub.h>
 #include <secmod.h>
 
 #include <list>
 
 #include "base/debug/leak_annotations.h"
 #include "base/logging.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/strings/string_util.h"
 #include "crypto/nss_util.h"
 #include "crypto/nss_util_internal.h"
 #include "crypto/scoped_nss_types.h"
 
-// TODO(rafaelw): Consider refactoring common functions and definitions from
-// rsa_private_key_win.cc or using NSS's ASN.1 encoder.
+// TODO(rafaelw): Consider using NSS's ASN.1 encoder.
 namespace {
 
 static bool ReadAttribute(SECKEYPrivateKey* key,
                           CK_ATTRIBUTE_TYPE type,
                           std::vector<uint8>* output) {
   SECItem item;
   SECStatus rv;
   rv = PK11_ReadRawAttribute(PK11_TypePrivKey, key, type, &item);
   if (rv != SECSuccess) {
     NOTREACHED();
@@ skipping 55 matching lines @@
   copy->key_ = SECKEY_CopyPrivateKey(key);
   copy->public_key_ = SECKEY_ConvertToPublicKey(key);
   if (!copy->key_ || !copy->public_key_) {
     NOTREACHED();
     delete copy;
     return NULL;
   }
   return copy;
 }
 
+#if defined(USE_NSS)
 // static
 RSAPrivateKey* RSAPrivateKey::FindFromPublicKeyInfo(
     const std::vector<uint8>& input) {
   EnsureNSSInit();
 
   scoped_ptr<RSAPrivateKey> result(new RSAPrivateKey);
 
   // First, decode and save the public key.
   SECItem key_der;
   key_der.type = siBuffer;
@@ skipping 37 matching lines @@
       result->key_ = PK11_FindKeyByKeyID(item->module->slots[i],
                                          ck_id.get(), NULL);
       if (result->key_)
         return result.release();
     }
   }
 
   // We didn't find the key.
   return NULL;
 }
+#endif
 
 RSAPrivateKey* RSAPrivateKey::Copy() const {
   RSAPrivateKey* copy = new RSAPrivateKey();
   copy->key_ = SECKEY_CopyPrivateKey(key_);
   copy->public_key_ = SECKEY_CopyPublicKey(public_key_);
   return copy;
 }
 
 bool RSAPrivateKey::ExportPrivateKey(std::vector<uint8>* output) const {
   PrivateKeyInfoCodec private_key_info(true);
@@ skipping 92 matching lines @@
   result->public_key_ = SECKEY_ConvertToPublicKey(result->key_);
   if (!result->public_key_) {
     NOTREACHED();
     return NULL;
   }
 
   return result.release();
 }
 
 }  // namespace crypto