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/*
* Copyright (c) 2022 Samsung Electronics Co., Ltd. All Rights Reserved
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "ContextManager.h"
#include <algorithm>
#include <util/Logging.h>
namespace npud
{
namespace core
{
ContextManager::ContextManager() noexcept {}
ContextManager::~ContextManager() noexcept { _contexts.clear(); }
void ContextManager::newContext(NpuContext *npuContext, ContextID *contextId)
{
auto context = std::make_unique<Context>();
// TODO Consider the possibility of reusing the same address.
context->contextId = reinterpret_cast<ContextID>(context.get());
context->npuContext = npuContext;
*contextId = context->contextId;
_contexts.emplace_back(std::move(context));
this->listContexts();
}
void ContextManager::deleteContext(ContextID contextId)
{
const auto iter =
std::remove_if(_contexts.begin(), _contexts.end(),
[&](std::unique_ptr<Context> &c) { return c->contextId == contextId; });
if (iter == _contexts.end())
{
return;
}
_contexts.erase(iter, _contexts.end());
this->listContexts();
}
void ContextManager::listContexts()
{
#ifdef DEBUG
VERBOSE(ContextManager) << "Size: " << _contexts.size() << std::endl;
for (const auto &context : _contexts)
{
VERBOSE(ContextManager) << "==========================" << std::endl;
VERBOSE(ContextManager) << "contextId: " << context->contextId << std::endl;
}
VERBOSE(ContextManager) << "==========================" << std::endl;
#endif
}
const std::vector<std::unique_ptr<Context>>::iterator
ContextManager::getContext(ContextID contextId)
{
const auto iter =
std::find_if(_contexts.begin(), _contexts.end(),
[&](std::unique_ptr<Context> &c) { return c->contextId == contextId; });
return iter;
}
NpuContext *ContextManager::getNpuContext(ContextID contextId)
{
const auto iter = getContext(contextId);
if (iter == _contexts.end())
{
return nullptr;
}
return iter->get()->npuContext;
}
} // namespace core
} // namespace npud
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