1// Copyright (c) 2010 The Chromium Authors. All rights reserved. 2// Use of this source code is governed by a BSD-style license that can be 3// found in the LICENSE file. 4 5#include "chrome/installer/util/compat_checks.h" 6 7#include "base/strings/string_number_conversions.h" 8#include "base/strings/string_split.h" 9#include "base/strings/string_util.h" 10#include "base/win/registry.h" 11 12namespace { 13 14// SEP stands for Symantec End Point Protection. 15std::wstring GetSEPVersion() { 16 const wchar_t kProductKey[] = 17 L"SOFTWARE\\Symantec\\Symantec Endpoint Protection\\SMC"; 18 // Versions before 11MR3 were always 32-bit, so check in the 32-bit hive. 19 base::win::RegKey key( 20 HKEY_LOCAL_MACHINE, kProductKey, KEY_READ | KEY_WOW64_32KEY); 21 std::wstring version_str; 22 key.ReadValue(L"ProductVersion", &version_str); 23 return version_str; 24} 25 26// The product version should be a string like "11.0.3001.2224". This function 27// returns as params the first 3 values. Return value is false if anything 28// does not fit the format. 29bool ParseSEPVersion(const std::wstring& version, int* v0, int* v1, int* v2) { 30 std::vector<std::wstring> v; 31 base::SplitString(version, L'.', &v); 32 if (v.size() != 4) 33 return false; 34 if (!base::StringToInt(v[0], v0)) 35 return false; 36 if (!base::StringToInt(v[1], v1)) 37 return false; 38 if (!base::StringToInt(v[2], v2)) 39 return false; 40 return true; 41} 42 43// The incompatible versions are anything before 11MR3, which is 11.0.3001. 44bool IsBadSEPVersion(int v0, int v1, int v2) { 45 if (v0 < 11) 46 return true; 47 if (v1 > 0) 48 return false; 49 if (v2 < 3001) 50 return true; 51 return false; 52} 53 54} // namespace 55 56bool HasIncompatibleSymantecEndpointVersion(const wchar_t* version) { 57 int v0, v1, v2; 58 std::wstring ver_str(version ? version : GetSEPVersion()); 59 if (!ParseSEPVersion(ver_str, &v0, &v1, &v2)) 60 return false; 61 return IsBadSEPVersion(v0, v1, v2); 62} 63