42 lines
804 B
C++
42 lines
804 B
C++
// SPDX-License-Identifier: GPL-2.0-or-later
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// Copyright The Music Player Daemon Project
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#include "SharedPipeConsumer.hxx"
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#include "MusicChunk.hxx"
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#include "MusicPipe.hxx"
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const MusicChunk *
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SharedPipeConsumer::Get() noexcept
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{
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if (chunk != nullptr) {
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if (!consumed)
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return chunk;
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if (chunk->next == nullptr)
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return nullptr;
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consumed = false;
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return chunk = chunk->next.get();
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} else {
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/* get the first chunk from the pipe */
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consumed = false;
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return chunk = pipe->Peek();
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}
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}
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bool
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SharedPipeConsumer::IsConsumed(const MusicChunk &_chunk) const noexcept
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{
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if (chunk == nullptr)
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return false;
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assert(&_chunk == chunk || pipe->Contains(chunk));
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if (&_chunk != chunk) {
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assert(_chunk.next != nullptr);
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return true;
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}
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return consumed && _chunk.next == nullptr;
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}
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