diff options
Diffstat (limited to 'rlz/win/lib/registry_util.cc')
-rw-r--r-- | rlz/win/lib/registry_util.cc | 77 |
1 files changed, 0 insertions, 77 deletions
diff --git a/rlz/win/lib/registry_util.cc b/rlz/win/lib/registry_util.cc deleted file mode 100644 index 6a324d5..0000000 --- a/rlz/win/lib/registry_util.cc +++ /dev/null @@ -1,77 +0,0 @@ -// Copyright (c) 2012 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. -// -// A helper library to keep track of a user's key by SID. -// Used by RLZ libary. Also to be used by SearchWithGoogle library. - -#include "rlz/win/lib/registry_util.h" - -#include "base/process_util.h" -#include "base/utf_string_conversions.h" -#include "base/win/registry.h" -#include "base/win/windows_version.h" -#include "rlz/lib/assert.h" -#include "rlz/win/lib/process_info.h" - -namespace rlz_lib { - -bool RegKeyReadValue(base::win::RegKey& key, const wchar_t* name, - char* value, size_t* value_size) { - value[0] = 0; - - std::wstring value_string; - if (key.ReadValue(name, &value_string) != ERROR_SUCCESS) { - return false; - } - - if (value_string.length() > *value_size) { - *value_size = value_string.length(); - return false; - } - - // Note that RLZ string are always ASCII by design. - strncpy(value, WideToUTF8(value_string).c_str(), *value_size); - value[*value_size - 1] = 0; - return true; -} - -bool RegKeyWriteValue(base::win::RegKey& key, const wchar_t* name, - const char* value) { - std::wstring value_string(ASCIIToWide(value)); - return key.WriteValue(name, value_string.c_str()) == ERROR_SUCCESS; -} - -bool HasUserKeyAccess(bool write_access) { - // The caller is trying to access HKEY_CURRENT_USER. Test to see if we can - // read from there. Don't try HKEY_CURRENT_USER because this will cause - // problems in the unit tests: if we open HKEY_CURRENT_USER directly here, - // the overriding done for unit tests will no longer work. So we try subkey - // "Software" which is known to always exist. - base::win::RegKey key; - if (key.Open(HKEY_CURRENT_USER, L"Software", KEY_READ) != ERROR_SUCCESS) - ASSERT_STRING("Could not open HKEY_CURRENT_USER"); - - if (ProcessInfo::IsRunningAsSystem()) { - ASSERT_STRING("UserKey::HasAccess: No access as SYSTEM without SID set."); - return false; - } - - if (write_access) { - if (base::win::GetVersion() < base::win::VERSION_VISTA) return true; - base::ProcessHandle process_handle = base::GetCurrentProcessHandle(); - base::IntegrityLevel level = base::INTEGRITY_UNKNOWN; - - if (!base::GetProcessIntegrityLevel(process_handle, &level)) { - ASSERT_STRING("UserKey::HasAccess: Cannot determine Integrity Level."); - return false; - } - if (level <= base::LOW_INTEGRITY) { - ASSERT_STRING("UserKey::HasAccess: Cannot write from Low Integrity."); - return false; - } - } - return true; -} - -} // namespace rlz_lib |