33 lines
1.2 KiB
C++
33 lines
1.2 KiB
C++
#include "RandomGeneratorThread.h"
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namespace cpputils {
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RandomGeneratorThread::RandomGeneratorThread(ThreadsafeRandomDataBuffer *buffer, size_t minSize, size_t maxSize)
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: _randomGenerator(),
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_buffer(buffer),
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_minSize(minSize),
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_maxSize(maxSize),
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_thread(std::bind(&RandomGeneratorThread::_loopIteration, this)) {
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ASSERT(_maxSize >= _minSize, "Invalid parameters");
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}
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void RandomGeneratorThread::start() {
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return _thread.start();
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}
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void RandomGeneratorThread::_loopIteration() {
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_buffer->waitUntilSizeIsLessThan(_minSize);
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size_t neededRandomDataSize = _maxSize - _buffer->size();
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ASSERT(_maxSize > _buffer->size(), "This could theoretically fail if another thread refilled the buffer. But we should be the only refilling thread.");
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Data randomData = _generateRandomData(neededRandomDataSize);
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_buffer->add(std::move(randomData));
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}
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Data RandomGeneratorThread::_generateRandomData(size_t size) {
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Data newRandom(size);
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_randomGenerator.GenerateBlock(static_cast<byte*>(newRandom.data()), size);
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return newRandom;
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}
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}
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