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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*/
#include <sal/config.h>
#include <unicode/regex.h>
#include <comphelper/configuration.hxx>
#include <officecfg/Office/Common.hxx>
#include <opencl/openclconfig.hxx>
#include <opencl/platforminfo.hxx>
#include <rtl/ustring.hxx>
#include <rtl/ustrbuf.hxx>
#include <sal/log.hxx>
#include <sal/types.h>
#include <o3tl/string_view.hxx>
OpenCLConfig::OpenCLConfig() :
mbUseOpenCL(true)
{
// This entry we have had for some time (when denylisting was
// done elsewhere in the code), so presumably there is a known
// good reason for it.
maDenyList.insert(ImplMatcher("Windows", "", "Intel\\(R\\) Corporation", "", "9\\.17\\.10\\.2884"));
// This was reported to produce bogus values in unit tests
maDenyList.insert(ImplMatcher("Windows", "", "Intel\\(R\\) Corporation", "", "27\\.20\\.100\\.8681"));
// For now, assume that AMD, Intel and NVIDIA drivers are good
maAllowList.insert(ImplMatcher("", "", "Advanced Micro Devices, Inc\\.", "", ""));
maAllowList.insert(ImplMatcher("", "", "Intel\\(R\\) Corporation", "", ""));
maAllowList.insert(ImplMatcher("", "", "NVIDIA Corporation", "", ""));
}
bool OpenCLConfig::operator== (const OpenCLConfig& r) const
{
return (mbUseOpenCL == r.mbUseOpenCL &&
maDenyList == r.maDenyList &&
maAllowList == r.maAllowList);
}
bool OpenCLConfig::operator!= (const OpenCLConfig& r) const
{
return !operator== (r);
}
namespace {
css::uno::Sequence<OUString> SetOfImplMatcherToStringSequence(const OpenCLConfig::ImplMatcherSet& rSet)
{
css::uno::Sequence<OUString> result(rSet.size());
auto resultRange = asNonConstRange(result);
size_t n(0);
for (const auto& rItem : rSet)
{
resultRange[n++] =
rItem.maOS.replaceAll("%", "%25").replaceAll("/", "%2F").replaceAll(";", "%3B") + "/" +
rItem.maOSVersion.replaceAll("%", "%25").replaceAll("/", "%2F").replaceAll(";", "%3B") + "/" +
rItem.maPlatformVendor.replaceAll("%", "%25").replaceAll("/", "%2F").replaceAll(";", "%3B") + "/" +
rItem.maDevice.replaceAll("%", "%25").replaceAll("/", "%2F").replaceAll(";", "%3B") + "/" +
rItem.maDriverVersion.replaceAll("%", "%25").replaceAll("/", "%2F").replaceAll(";", "%3B");
}
return result;
}
OUString getToken(std::u16string_view string, sal_Int32& index)
{
std::u16string_view token(o3tl::getToken(string, 0, '/', index));
OUStringBuffer result;
sal_Int32 i(0);
size_t p;
while ((p = token.find('%', i)) != std::u16string_view::npos)
{
if (static_cast<sal_Int32>(p) > i)
result.append(token.substr(i, p - i));
if (p < token.size() - 2)
{
result.append(sal_Unicode(o3tl::toInt32(token.substr(p+1, 2), 16)));
i = p + 3;
}
else
{
i = token.size();
}
}
result.append(token.substr(i));
return result.makeStringAndClear();
}
OpenCLConfig::ImplMatcherSet StringSequenceToSetOfImplMatcher(const css::uno::Sequence<OUString>& rSequence)
{
OpenCLConfig::ImplMatcherSet result;
for (const auto& rItem : rSequence)
{
OpenCLConfig::ImplMatcher m;
sal_Int32 index(0);
m.maOS = getToken(rItem, index);
m.maOSVersion = getToken(rItem, index);
m.maPlatformVendor = getToken(rItem, index);
m.maDevice = getToken(rItem, index);
m.maDriverVersion = getToken(rItem, index);
result.insert(m);
}
return result;
}
bool match(const OUString& rPattern, const OUString& rInput)
{
if (rPattern.isEmpty())
return true;
UErrorCode nIcuError(U_ZERO_ERROR);
icu::UnicodeString sIcuPattern(reinterpret_cast<const UChar*>(rPattern.getStr()), rPattern.getLength());
icu::UnicodeString sIcuInput(reinterpret_cast<const UChar*>(rInput.getStr()), rInput.getLength());
icu::RegexMatcher aMatcher(sIcuPattern, sIcuInput, 0, nIcuError);
return U_SUCCESS(nIcuError) && aMatcher.matches(nIcuError) && U_SUCCESS(nIcuError);
}
bool match(const OpenCLConfig::ImplMatcher& rListEntry, const OpenCLPlatformInfo& rPlatform, const OpenCLDeviceInfo& rDevice)
{
#if defined(_WIN32)
if (!rListEntry.maOS.isEmpty() && rListEntry.maOS != "Windows")
return false;
#elif defined LINUX
if (!rListEntry.maOS.isEmpty() && rListEntry.maOS != "Linux")
return false;
#elif defined MACOSX
if (!rListEntry.maOS.isEmpty() && rListEntry.maOS != "OS X")
return false;
#endif
// OS version check not yet implemented
if (!match(rListEntry.maPlatformVendor, rPlatform.maVendor))
return false;
if (!match(rListEntry.maDevice, rDevice.maName))
return false;
if (!match(rListEntry.maDriverVersion, rDevice.maDriver))
return false;
return true;
}
bool match(const OpenCLConfig::ImplMatcherSet& rList, const OpenCLPlatformInfo& rPlatform, const OpenCLDeviceInfo& rDevice, const char* sKindOfList)
{
for (const auto& rListEntry : rList)
{
SAL_INFO("opencl", "Looking for match for platform=" << rPlatform << ", device=" << rDevice <<
" in " << sKindOfList << " entry=" << rListEntry);
if (match(rListEntry, rPlatform, rDevice))
{
SAL_INFO("opencl", "Match!");
return true;
}
}
return false;
}
} // anonymous namespace
OpenCLConfig OpenCLConfig::get()
{
OpenCLConfig result;
result.mbUseOpenCL = officecfg::Office::Common::Misc::UseOpenCL::get();
result.maDenyList = StringSequenceToSetOfImplMatcher(officecfg::Office::Common::Misc::OpenCLDenyList::get());
result.maAllowList = StringSequenceToSetOfImplMatcher(officecfg::Office::Common::Misc::OpenCLAllowList::get());
return result;
}
void OpenCLConfig::set()
{
std::shared_ptr<comphelper::ConfigurationChanges> batch(comphelper::ConfigurationChanges::create());
officecfg::Office::Common::Misc::UseOpenCL::set(mbUseOpenCL, batch);
officecfg::Office::Common::Misc::OpenCLDenyList::set(SetOfImplMatcherToStringSequence(maDenyList), batch);
officecfg::Office::Common::Misc::OpenCLAllowList::set(SetOfImplMatcherToStringSequence(maAllowList), batch);
batch->commit();
}
bool OpenCLConfig::checkImplementation(const OpenCLPlatformInfo& rPlatform, const OpenCLDeviceInfo& rDevice) const
{
// Check denylist of known bad OpenCL implementations
if (match(maDenyList, rPlatform, rDevice, "denylist"))
{
SAL_INFO("opencl", "Rejecting");
return true;
}
// Check for allowlist of known good OpenCL implementations
if (match(maAllowList, rPlatform, rDevice, "allowlist"))
{
SAL_INFO("opencl", "Approving");
return false;
}
// Fallback: reject
SAL_INFO("opencl", "Fallback: rejecting platform=" << rPlatform << ", device=" << rDevice);
return true;
}
std::ostream& operator<<(std::ostream& rStream, const OpenCLConfig& rConfig)
{
rStream << "{"
"UseOpenCL=" << (rConfig.mbUseOpenCL ? "YES" : "NO") << ","
"DenyList=" << rConfig.maDenyList << ","
"AllowList=" << rConfig.maAllowList <<
"}";
return rStream;
}
std::ostream& operator<<(std::ostream& rStream, const OpenCLConfig::ImplMatcher& rImpl)
{
rStream << "{"
"OS=" << rImpl.maOS << ","
"OSVersion=" << rImpl.maOSVersion << ","
"PlatformVendor=" << rImpl.maPlatformVendor << ","
"Device=" << rImpl.maDevice << ","
"DriverVersion=" << rImpl.maDriverVersion <<
"}";
return rStream;
}
std::ostream& operator<<(std::ostream& rStream, const OpenCLConfig::ImplMatcherSet& rSet)
{
rStream << "{";
for (auto i = rSet.cbegin(); i != rSet.cend(); ++i)
{
if (i != rSet.cbegin())
rStream << ",";
rStream << *i;
}
rStream << "}";
return rStream;
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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