X-Git-Url: https://git.auder.net/?p=cgds.git;a=blobdiff_plain;f=src%2FQueue.c;h=7921f29b65759336b3cace8daff8eb8593d2716d;hp=5b24a3db976a02d45570cabde2043e45e0a76307;hb=012c97ddf103ecd983df2520f87ca0c31010f9f2;hpb=10b9967a8486514da0d3c534d9403c42d05527f0 diff --git a/src/Queue.c b/src/Queue.c index 5b24a3d..7921f29 100644 --- a/src/Queue.c +++ b/src/Queue.c @@ -6,10 +6,8 @@ void _queue_init(Queue* queue, size_t dataSize) { - queue->size = 0; queue->dataSize = dataSize; - queue->front = NULL; - queue->back = NULL; + _vector_init(queue->array, dataSize); } Queue* _queue_new(size_t dataSize) @@ -21,61 +19,46 @@ Queue* _queue_new(size_t dataSize) Queue* queue_copy(Queue* queue) { - Queue* queueCopy = _queue_new(queue->dataSize); - QueueCell* queueCell = queue->front; - while (queueCell != NULL) - { - _queue_push(queueCopy, queueCell->data); - queueCell = queueCell->next; - } + Queue* queueCopy = (Queue*) safe_malloc(sizeof (Queue)); + queueCopy->dataSize = queue->dataSize; + Vector* arrayCopy = vector_copy(queue->array); + queueCopy->array = arrayCopy; return queueCopy; } Bool queue_empty(Queue* queue) { - return (queue->size == 0); + return vector_empty(queue->array); } UInt queue_size(Queue* queue) { - return queue->size; + return vector_size(queue->array); } void _queue_push(Queue* queue, void* data) { - QueueCell* newQueueBack = (QueueCell*) safe_malloc(sizeof (QueueCell)); - newQueueBack->data = safe_malloc(queue->dataSize); - memcpy(newQueueBack->data, data, queue->dataSize); - newQueueBack->next = NULL; - if (queue->size > 0) - queue->back->next = newQueueBack; - queue->back = newQueueBack; - if (queue->size == 0) - queue->front = newQueueBack; - queue->size++; + _vector_push(queue->array, data); } void* _queue_peek(Queue* queue) { - return queue->front->data; + return vector_get(queue->array, 0); } void queue_pop(Queue* queue) { - QueueCell* toTrash = queue->front; - queue->front = queue->front->next; - if (queue->front == NULL) - queue->back = NULL; - safe_free(toTrash->data); - safe_free(toTrash); - queue->size--; + //remove first vector element and shift its internal array + safe_free(queue->array->datas[0]); + queue->array->datas++; + //NOTE: we remove first element, so capacity decrease too + queue->array->size--; + queue->array->capacity--; } void queue_clear(Queue* queue) { - while (queue->size > 0) - queue_pop(queue); - _queue_init(queue, queue->dataSize); + vector_clear(queue->array); } void queue_destroy(Queue* queue)