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37 lines
1.4 KiB
C
37 lines
1.4 KiB
C
#pragma once
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#include "Platform.h"
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#include "PlatformThreads.h"
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#define LBQ_SUCCESS 0
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#define LBQ_INTERRUPTED 1
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#define LBQ_BOUND_EXCEEDED 2
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#define LBQ_NO_ELEMENT 3
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typedef struct _LINKED_BLOCKING_QUEUE_ENTRY {
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struct _LINKED_BLOCKING_QUEUE_ENTRY* flink;
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struct _LINKED_BLOCKING_QUEUE_ENTRY* blink;
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void* data;
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} LINKED_BLOCKING_QUEUE_ENTRY, *PLINKED_BLOCKING_QUEUE_ENTRY;
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typedef struct _LINKED_BLOCKING_QUEUE {
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PLT_MUTEX mutex;
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PLT_EVENT containsDataEvent;
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int sizeBound;
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int currentSize;
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int shutdown;
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int lifetimeSize;
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PLINKED_BLOCKING_QUEUE_ENTRY head;
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PLINKED_BLOCKING_QUEUE_ENTRY tail;
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} LINKED_BLOCKING_QUEUE, *PLINKED_BLOCKING_QUEUE;
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int LbqInitializeLinkedBlockingQueue(PLINKED_BLOCKING_QUEUE queueHead, int sizeBound);
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int LbqOfferQueueItem(PLINKED_BLOCKING_QUEUE queueHead, void* data, PLINKED_BLOCKING_QUEUE_ENTRY entry);
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int LbqWaitForQueueElement(PLINKED_BLOCKING_QUEUE queueHead, void** data);
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int LbqPollQueueElement(PLINKED_BLOCKING_QUEUE queueHead, void** data);
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int LbqPeekQueueElement(PLINKED_BLOCKING_QUEUE queueHead, void** data);
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PLINKED_BLOCKING_QUEUE_ENTRY LbqDestroyLinkedBlockingQueue(PLINKED_BLOCKING_QUEUE queueHead);
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PLINKED_BLOCKING_QUEUE_ENTRY LbqFlushQueueItems(PLINKED_BLOCKING_QUEUE queueHead);
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void LbqSignalQueueShutdown(PLINKED_BLOCKING_QUEUE queueHead);
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int LbqGetItemCount(PLINKED_BLOCKING_QUEUE queueHead);
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