Method fillTempStream

Sming/Core/Data/StreamTransformer.cpp:33–63

}

void StreamTransformer::fillTempStream(char* buffer, size_t bufSize)
{
	size_t room;
	auto maxChunkSize = std::min(bufSize, blockSize);
	while((room = tempStream->room()) >= maxChunkSize) {
		auto chunkSize = sourceStream->readMemoryBlock(buffer, maxChunkSize);
		if(chunkSize == 0) {
			break;
		}

		saveState();
		size_t outLength = transform(reinterpret_cast<const uint8_t*>(buffer), chunkSize, result.get(), resultSize);
		if(outLength > room) {
			restoreState();
			return;
		}

		auto written = tempStream->write(result.get(), outLength);
		(void)written;
		assert(written == outLength);

		sourceStream->seek(chunkSize);
	}

	if(sourceStream->isFinished()) {
		auto outLength = transform(nullptr, 0, result.get(), resultSize);
		auto written = tempStream->write(result.get(), outLength);
		(void)written;
		assert(written == outLength);
	}
}

bool StreamTransformer::seek(int len)
{