Index: base/crypto/rsa_private_key_mac.cc |
=================================================================== |
--- base/crypto/rsa_private_key_mac.cc (revision 81350) |
+++ base/crypto/rsa_private_key_mac.cc (working copy) |
@@ -1,196 +0,0 @@ |
-// 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 "base/crypto/rsa_private_key.h" |
- |
-#include <list> |
- |
-#include "base/crypto/cssm_init.h" |
-#include "base/logging.h" |
-#include "base/memory/scoped_ptr.h" |
- |
-namespace base { |
- |
-// static |
-RSAPrivateKey* RSAPrivateKey::Create(uint16 num_bits) { |
- scoped_ptr<RSAPrivateKey> result(new RSAPrivateKey); |
- |
- CSSM_CC_HANDLE cc_handle; |
- CSSM_RETURN crtn; |
- crtn = CSSM_CSP_CreateKeyGenContext(GetSharedCSPHandle(), CSSM_ALGID_RSA, |
- num_bits, NULL, NULL, NULL, NULL, NULL, |
- &cc_handle); |
- if (crtn) { |
- NOTREACHED() << "CSSM_CSP_CreateKeyGenContext failed: " << crtn; |
- return NULL; |
- } |
- |
- CSSM_DATA label = { 9, |
- const_cast<uint8*>(reinterpret_cast<const uint8*>("temp_key")) }; |
- crtn = CSSM_GenerateKeyPair(cc_handle, |
- CSSM_KEYUSE_VERIFY, |
- CSSM_KEYATTR_RETURN_DATA | CSSM_KEYATTR_EXTRACTABLE, &label, |
- result->public_key(), CSSM_KEYUSE_SIGN, |
- CSSM_KEYATTR_RETURN_DATA | CSSM_KEYATTR_EXTRACTABLE, &label, NULL, |
- result->key()); |
- CSSM_DeleteContext(cc_handle); |
- if (crtn) { |
- NOTREACHED() << "CSSM_CSP_CreateKeyGenContext failed: " << crtn; |
- return NULL; |
- } |
- |
- return result.release(); |
-} |
- |
-// static |
-RSAPrivateKey* RSAPrivateKey::CreateSensitive(uint16 num_bits) { |
- NOTIMPLEMENTED(); |
- return NULL; |
-} |
- |
-// static |
-RSAPrivateKey* RSAPrivateKey::CreateFromPrivateKeyInfo( |
- const std::vector<uint8>& input) { |
- if (input.empty()) |
- return NULL; |
- |
- scoped_ptr<RSAPrivateKey> result(new RSAPrivateKey); |
- |
- CSSM_KEY key; |
- memset(&key, 0, sizeof(key)); |
- key.KeyData.Data = const_cast<uint8*>(&input.front()); |
- key.KeyData.Length = input.size(); |
- key.KeyHeader.Format = CSSM_KEYBLOB_RAW_FORMAT_PKCS8; |
- key.KeyHeader.HeaderVersion = CSSM_KEYHEADER_VERSION; |
- key.KeyHeader.BlobType = CSSM_KEYBLOB_RAW; |
- key.KeyHeader.AlgorithmId = CSSM_ALGID_RSA; |
- key.KeyHeader.KeyClass = CSSM_KEYCLASS_PRIVATE_KEY; |
- key.KeyHeader.KeyAttr = CSSM_KEYATTR_EXTRACTABLE; |
- key.KeyHeader.KeyUsage = CSSM_KEYUSE_ANY; |
- |
- CSSM_KEY_SIZE key_size; |
- CSSM_RETURN crtn; |
- crtn = CSSM_QueryKeySizeInBits(GetSharedCSPHandle(), NULL, &key, &key_size); |
- if (crtn) { |
- NOTREACHED() << "CSSM_QueryKeySizeInBits failed: " << crtn; |
- return NULL; |
- } |
- key.KeyHeader.LogicalKeySizeInBits = key_size.LogicalKeySizeInBits; |
- |
- // Perform a NULL unwrap operation on the key so that result's key_ |
- // instance variable points to a key that can be released via CSSM_FreeKey(). |
- CSSM_ACCESS_CREDENTIALS creds; |
- memset(&creds, 0, sizeof(CSSM_ACCESS_CREDENTIALS)); |
- CSSM_CC_HANDLE cc_handle; |
- crtn = CSSM_CSP_CreateSymmetricContext(GetSharedCSPHandle(), CSSM_ALGID_NONE, |
- CSSM_ALGMODE_NONE, &creds, NULL, NULL, CSSM_PADDING_NONE, 0, &cc_handle); |
- if (crtn) { |
- NOTREACHED() << "CSSM_CSP_CreateSymmetricContext failed: " << crtn; |
- return NULL; |
- } |
- CSSM_DATA label_data, desc_data = { 0, NULL }; |
- label_data.Data = |
- const_cast<uint8*>(reinterpret_cast<const uint8*>("unwrapped")); |
- label_data.Length = 9; |
- crtn = CSSM_UnwrapKey(cc_handle, NULL, &key, CSSM_KEYUSE_ANY, |
- CSSM_KEYATTR_RETURN_DATA | CSSM_KEYATTR_EXTRACTABLE, &label_data, |
- NULL, result->key(), &desc_data); |
- if (crtn) { |
- NOTREACHED() << "CSSM_UnwrapKey failed: " << crtn; |
- return NULL; |
- } |
- |
- // Extract a public key from the private key. |
- // Apple doesn't accept CSSM_KEYBLOB_RAW_FORMAT_X509 as a valid key |
- // format when attempting to generate certs, so use PKCS1 instead. |
- PrivateKeyInfoCodec codec(true); |
- std::vector<uint8> private_key_data; |
- private_key_data.assign(key.KeyData.Data, |
- key.KeyData.Data + key.KeyData.Length); |
- if (!codec.Import(private_key_data)) { |
- return NULL; |
- } |
- std::vector<uint8> public_key_data; |
- if (!codec.ExportPublicKey(&public_key_data)) { |
- return NULL; |
- } |
- |
- CSSM_KEY* public_key = result->public_key(); |
- size_t size = public_key_data.size(); |
- public_key->KeyData.Data = reinterpret_cast<uint8*>(CSSMMalloc(size)); |
- if (!public_key->KeyData.Data) { |
- NOTREACHED() << "CSSMMalloc failed"; |
- return NULL; |
- } |
- memcpy(public_key->KeyData.Data, &public_key_data.front(), size); |
- public_key->KeyData.Length = size; |
- public_key->KeyHeader.Format = CSSM_KEYBLOB_RAW_FORMAT_PKCS1; |
- public_key->KeyHeader.HeaderVersion = CSSM_KEYHEADER_VERSION; |
- public_key->KeyHeader.BlobType = CSSM_KEYBLOB_RAW; |
- public_key->KeyHeader.AlgorithmId = CSSM_ALGID_RSA; |
- public_key->KeyHeader.KeyClass = CSSM_KEYCLASS_PUBLIC_KEY; |
- public_key->KeyHeader.KeyAttr = CSSM_KEYATTR_EXTRACTABLE; |
- public_key->KeyHeader.KeyUsage = CSSM_KEYUSE_ANY; |
- |
- crtn = CSSM_QueryKeySizeInBits( |
- base::GetSharedCSPHandle(), NULL, public_key, &key_size); |
- if (crtn) { |
- DLOG(ERROR) << "CSSM_QueryKeySizeInBits failed " << crtn; |
- return NULL; |
- } |
- public_key->KeyHeader.LogicalKeySizeInBits = key_size.LogicalKeySizeInBits; |
- |
- return result.release(); |
-} |
- |
-// static |
-RSAPrivateKey* RSAPrivateKey::CreateSensitiveFromPrivateKeyInfo( |
- const std::vector<uint8>& input) { |
- NOTIMPLEMENTED(); |
- return NULL; |
-} |
- |
-// static |
-RSAPrivateKey* RSAPrivateKey::FindFromPublicKeyInfo( |
- const std::vector<uint8>& input) { |
- NOTIMPLEMENTED(); |
- return NULL; |
-} |
- |
-RSAPrivateKey::RSAPrivateKey() { |
- memset(&key_, 0, sizeof(key_)); |
- memset(&public_key_, 0, sizeof(public_key_)); |
- |
- EnsureCSSMInit(); |
-} |
- |
-RSAPrivateKey::~RSAPrivateKey() { |
- if (key_.KeyData.Data) { |
- CSSM_FreeKey(GetSharedCSPHandle(), NULL, &key_, CSSM_FALSE); |
- } |
- if (public_key_.KeyData.Data) { |
- CSSM_FreeKey(GetSharedCSPHandle(), NULL, &public_key_, CSSM_FALSE); |
- } |
-} |
- |
-bool RSAPrivateKey::ExportPrivateKey(std::vector<uint8>* output) { |
- if (!key_.KeyData.Data || !key_.KeyData.Length) { |
- return false; |
- } |
- output->clear(); |
- output->insert(output->end(), key_.KeyData.Data, |
- key_.KeyData.Data + key_.KeyData.Length); |
- return true; |
-} |
- |
-bool RSAPrivateKey::ExportPublicKey(std::vector<uint8>* output) { |
- PrivateKeyInfoCodec private_key_info(true); |
- std::vector<uint8> private_key_data; |
- private_key_data.assign(key_.KeyData.Data, |
- key_.KeyData.Data + key_.KeyData.Length); |
- return (private_key_info.Import(private_key_data) && |
- private_key_info.ExportPublicKeyInfo(output)); |
-} |
- |
-} // namespace base |