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/*
* This file is part of the Micro Python project, http://micropython.org/
*
* The MIT License (MIT)
*
* Copyright (c) 2015 Daniel Campora
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#include <stdint.h>
#include <stdbool.h>
#include <string.h>
#include "osi.h"
#include "fifo.h"
#include "socketfifo.h"
/*----------------------------------------------------------------------------
** Declare private functions
*/
static void socketfifo_Push (void * const pvFifo, const void * const pvElement);
static void socketfifo_Pop (void * const pvFifo, void * const pvElement);
/*----------------------------------------------------------------------------
** Declare private data
*/
static FIFO_t *socketfifo;
/*----------------------------------------------------------------------------
** Define public functions
*/
void SOCKETFIFO_Init (FIFO_t *fifo, void *elements, uint32_t maxcount) {
// Initialize global data
socketfifo = fifo;
socketfifo->pvElements = elements;
FIFO_Init (socketfifo, maxcount, socketfifo_Push, socketfifo_Pop);
}
bool SOCKETFIFO_Push (const void * const element) {
return FIFO_bPushElement (socketfifo, element);
}
bool SOCKETFIFO_Pop (void * const element) {
return FIFO_bPopElement (socketfifo, element);
}
bool SOCKETFIFO_Peek (void * const element) {
return FIFO_bPeekElement (socketfifo, element);
}
bool SOCKETFIFO_IsEmpty (void) {
return FIFO_IsEmpty (socketfifo);
}
bool SOCKETFIFO_IsFull (void) {
return FIFO_IsFull (socketfifo);
}
void SOCKETFIFO_Flush (void) {
SocketFifoElement_t element;
while (SOCKETFIFO_Pop(&element)) {
if (element.freedata) {
mem_Free(element.data);
}
}
}
unsigned int SOCKETFIFO_Count (void) {
return socketfifo->uiElementCount;
}
/*----------------------------------------------------------------------------
** Define private functions
*/
static void socketfifo_Push (void * const pvFifo, const void * const pvElement) {
if ((pvFifo != NULL) && (NULL != pvElement)) {
unsigned int uiLast = ((FIFO_t *)pvFifo)->uiLast;
memcpy (&((SocketFifoElement_t *)((FIFO_t *)pvFifo)->pvElements)[uiLast], pvElement, sizeof(SocketFifoElement_t));
}
}
static void socketfifo_Pop (void * const pvFifo, void * const pvElement) {
if ((pvFifo != NULL) && (NULL != pvElement)) {
unsigned int uiFirst = ((FIFO_t *)pvFifo)->uiFirst;
memcpy (pvElement, &((SocketFifoElement_t *)((FIFO_t *)pvFifo)->pvElements)[uiFirst], sizeof(SocketFifoElement_t));
}
}
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