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authorKristian Monsen <kristianm@google.com>2011-06-28 21:49:31 +0100
committerKristian Monsen <kristianm@google.com>2011-07-08 17:55:00 +0100
commitddb351dbec246cf1fab5ec20d2d5520909041de1 (patch)
tree158e3fb57bdcac07c7f1e767fde3c70687c9fbb1 /base/crypto/encryptor_mac.cc
parent6b92e04f5f151c896e3088e86f70db7081009308 (diff)
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Merge Chromium at r12.0.742.93: Initial merge by git
Change-Id: Ic5ee2fec31358bbee305f7e915442377bfa6cda6
Diffstat (limited to 'base/crypto/encryptor_mac.cc')
-rw-r--r--base/crypto/encryptor_mac.cc76
1 files changed, 0 insertions, 76 deletions
diff --git a/base/crypto/encryptor_mac.cc b/base/crypto/encryptor_mac.cc
deleted file mode 100644
index e26c6bd..0000000
--- a/base/crypto/encryptor_mac.cc
+++ /dev/null
@@ -1,76 +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/encryptor.h"
-
-#include <CommonCrypto/CommonCryptor.h>
-
-#include "base/crypto/symmetric_key.h"
-#include "base/logging.h"
-#include "base/string_util.h"
-
-namespace base {
-
-Encryptor::Encryptor()
- : key_(NULL),
- mode_(CBC) {
-}
-
-Encryptor::~Encryptor() {
-}
-
-bool Encryptor::Init(SymmetricKey* key, Mode mode, const std::string& iv) {
- DCHECK(key);
- DCHECK_EQ(CBC, mode) << "Unsupported mode of operation";
- CSSM_DATA raw_key = key->cssm_data();
- if (raw_key.Length != kCCKeySizeAES128 &&
- raw_key.Length != kCCKeySizeAES192 &&
- raw_key.Length != kCCKeySizeAES256)
- return false;
- if (iv.size() != kCCBlockSizeAES128)
- return false;
-
- key_ = key;
- mode_ = mode;
- iv_ = iv;
- return true;
-}
-
-bool Encryptor::Crypt(int /*CCOperation*/ op,
- const std::string& input,
- std::string* output) {
- DCHECK(key_);
- CSSM_DATA raw_key = key_->cssm_data();
- // CommonCryptor.h: "A general rule for the size of the output buffer which
- // must be provided by the caller is that for block ciphers, the output
- // length is never larger than the input length plus the block size."
-
- size_t output_size = input.size() + iv_.size();
- CCCryptorStatus err = CCCrypt(op,
- kCCAlgorithmAES128,
- kCCOptionPKCS7Padding,
- raw_key.Data, raw_key.Length,
- iv_.data(),
- input.data(), input.size(),
- WriteInto(output, output_size+1),
- output_size,
- &output_size);
- if (err) {
- output->resize(0);
- LOG(ERROR) << "CCCrypt returned " << err;
- return false;
- }
- output->resize(output_size);
- return true;
-}
-
-bool Encryptor::Encrypt(const std::string& plaintext, std::string* ciphertext) {
- return Crypt(kCCEncrypt, plaintext, ciphertext);
-}
-
-bool Encryptor::Decrypt(const std::string& ciphertext, std::string* plaintext) {
- return Crypt(kCCDecrypt, ciphertext, plaintext);
-}
-
-} // namespace base