Private API for extensions like ssh-client that need access to TCP.

base/hmac_win.cc

-// Copyright (c) 2010 The Chromium Authors. All rights reserved.
+// 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/hmac.h"
 
 #include <windows.h>
 #include <wincrypt.h>
 
 #include <algorithm>
 #include <vector>
@@ skipping 137 matching lines @@
   SecureZeroMemory(key_blob->key_data, key_length);
 
   return true;
 }
 
 HMAC::~HMAC() {
 }
 
 bool HMAC::Sign(const std::string& data,
                 unsigned char* digest,
-                int digest_length) {
+                int digest_length) const {
   if (hash_alg_ == SHA256) {
     if (plat_->raw_key_.empty())
       return false;
     ComputeHMACSHA256(&plat_->raw_key_[0], plat_->raw_key_.size(),
                       reinterpret_cast<const unsigned char*>(data.data()),
                       data.size(), digest, digest_length);
     return true;
   }
 
   if (!plat_->provider_ || !plat_->key_)
@@ skipping 18 matching lines @@
 
   if (!CryptHashData(hash, reinterpret_cast<const BYTE*>(data.data()),
                      static_cast<DWORD>(data.size()), 0))
     return false;
 
   DWORD sha1_size = digest_length;
   return !!CryptGetHashParam(hash, HP_HASHVAL, digest, &sha1_size, 0);
 }
 
 }  // namespace base