static void TestCase_StaticMemory(void) { FIFO_t MyFifo; int ret = 0; T MyT_A, MyT_B, MyT_C; T MyT; MyT.sex = 0; MyT.addr = 0; MyT.tel = 0; MyT_A.sex = 1; MyT_A.addr = 1; MyT_A.tel = 1; MyT_B.sex = 2; MyT_B.addr = 2; MyT_B.tel = 2; MyT_C.sex = 3; MyT_C.addr = 3; MyT_C.tel = 3; FIFO_Init(&MyFifo, FIFO_Pool, sizeof(T), ELE_CNT); ret = FIFO_IsEmpty(&MyFifo); ret = FIFO_IsFull(&MyFifo); ret = FIFO_CountFree(&MyFifo); ret = FIFO_CountUsed(&MyFifo); FIFO_Put(&MyFifo, &MyT_A); FIFO_Put(&MyFifo, &MyT_B); FIFO_Put(&MyFifo, &MyT_C); ret = FIFO_IsEmpty(&MyFifo); ret = FIFO_IsFull(&MyFifo); ret = FIFO_CountFree(&MyFifo); ret = FIFO_CountUsed(&MyFifo); FIFO_Get(&MyFifo, &MyT); FIFO_Get(&MyFifo, &MyT); FIFO_Get(&MyFifo, &MyT); ret = FIFO_IsEmpty(&MyFifo); ret = FIFO_IsFull(&MyFifo); ret = FIFO_CountFree(&MyFifo); ret = FIFO_CountUsed(&MyFifo); FIFO_Put(&MyFifo, &MyT_A); FIFO_Put(&MyFifo, &MyT_B); FIFO_Put(&MyFifo, &MyT_C); ret = FIFO_Flush(&MyFifo); ret = FIFO_IsEmpty(&MyFifo); ret = FIFO_IsFull(&MyFifo); ret = FIFO_CountFree(&MyFifo); ret = FIFO_CountUsed(&MyFifo); }
/** Add one or more elements to the FIFO. This function allows one to add one or more elements, as specified by Count, to the FIFO. Each element is of the size specified when the FIFO object was instantiated (FIFO.ElementSize). pElement points to the first byte of the first element to be added. If multiple elements are to be added, the elements are expected to be organized as a packed array. @param[in] Self Pointer to the FIFO instance. @param[in] pElement Pointer to the element(s) to enqueue (add). @param[in] Count Number of elements to add. @retval 0 The FIFO is full. @retval >=0 The number of elements added to the FIFO. **/ static size_t EFIAPI FIFO_Enqueue ( cFIFO *Self, const void *pElement, size_t Count ) { uintptr_t ElemPtr; uintptr_t QPtr; size_t i; UINT32 SizeOfElement; UINT32 Windex; assert(Self != NULL); assert(pElement != NULL); assert(Count >= 0); if(FIFO_IsFull(Self)) { Count = 0; } else { Count = MIN(Count, Self->FreeSpace(Self, AsElements)); SizeOfElement = Self->ElementSize; Windex = Self->WriteIndex; ElemPtr = (uintptr_t)pElement; QPtr = (uintptr_t)Self->Queue + (SizeOfElement * Windex); for(i = 0; i < Count; ++i) { (void)CopyMem((void *)QPtr, (const void *)ElemPtr, SizeOfElement); Windex = (UINT32)ModuloIncrement(Windex, Self->NumElements); if(Windex == 0) { // If the index wrapped QPtr = (uintptr_t)Self->Queue; } else { QPtr += SizeOfElement; } ElemPtr += SizeOfElement; } (void)ZeroMem((void*)QPtr, SizeOfElement); Self->WriteIndex = Windex; } return Count; }
bool SOCKETFIFO_IsFull (void) { return FIFO_IsFull (socketfifo); }