static cdx_err __CdxQueuePush(CdxQueueT *queue, CdxQueueDataT data)
{
struct CdxQueueImplS *impl;
struct CdxQueueNodeEntityS *entity, *tmpEntity;
cdx_bool ret;
CDX_ASSERT(queue);
impl = CdxContainerOf(queue, struct CdxQueueImplS, base);
if (!impl->enablePush)
{
return -1;
}
entity = Palloc(impl->pool, sizeof(*entity));
CDX_ASSERT(entity);
CDX_ASSERT(data);/*不希望有为0的data*/
entity->data = data;
entity->next = NULL;
CdxAtomicSet(&entity->ref, 1);
do
{
tmpEntity = impl->rear;
}
while (!CdxAtomicBoolCAS(&tmpEntity->next, NULL, entity));
ret = CdxAtomicBoolCAS(&impl->rear, tmpEntity, entity);
CDX_ASSERT(CDX_TRUE == ret);
return CDX_SUCCESS;
}
void * Palloc0(int size,void * base)
{
void * mem=Palloc(size,base);
if(mem!=NULL)
Memset(mem,0,size);
return mem;
}
CdxQueueT *CdxQueueCreate(AwPoolT *pool)
{
struct CdxQueueImplS *impl;
struct CdxQueueNodeEntityS *dummy;
impl = Palloc(pool, sizeof(struct CdxQueueImplS));
CDX_ASSERT(impl);
memset(impl, 0x00, sizeof(struct CdxQueueImplS));
impl->pool = pool;
dummy = Palloc(impl->pool, sizeof(struct CdxQueueNodeEntityS));
CDX_ASSERT(dummy);
dummy->next = NULL;
dummy->data = NULL;
impl->front = dummy;
impl->rear = dummy;
impl->base.ops = &gQueueOps;
impl->enablePop = CDX_TRUE;
impl->enablePush = CDX_TRUE;
return &impl->base;
}
