/****************************************************************************
*
* Copyright (c) 2017, Michael Becker (michael.f.becker@gmail.com)
*
* This file is part of the FreeRTOS Add-ons project.
*
* Source Code:
* https://github.com/michaelbecker/freertos-addons
*
* Project Page:
* http://michaelbecker.github.io/freertos-addons/
*
* On-line Documentation:
* http://michaelbecker.github.io/freertos-addons/docs/html/index.html
*
* 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.
* + Credit is appreciated, but not required, if you find this project
* useful enough to include in your application, product, device, etc.
*
* 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 "queue.hpp"
using namespace cpp_freertos;
Queue::Queue(UBaseType_t maxItems, UBaseType_t itemSize)
{
handle = xQueueCreate(maxItems, itemSize);
if (handle == NULL) {
#ifndef CPP_FREERTOS_NO_EXCEPTIONS
throw QueueCreateException();
#else
configASSERT(!"Queue Constructor Failed");
#endif
}
}
Queue::~Queue()
{
vQueueDelete(handle);
}
bool Queue::Overwrite(void *item)
{
BaseType_t success;
success = xQueueOverwrite(handle, item);
return success == pdTRUE ? true : false;
}
bool Queue::Enqueue(void *item)
{
BaseType_t success;
success = xQueueSendToBack(handle, item, portMAX_DELAY);
return success == pdTRUE ? true : false;
}
bool Queue::Enqueue(void *item, TickType_t Timeout)
{
BaseType_t success;
success = xQueueSendToBack(handle, item, Timeout);
return success == pdTRUE ? true : false;
}
bool Queue::Dequeue(void *item, TickType_t Timeout)
{
BaseType_t success;
success = xQueueReceive(handle, item, Timeout);
return success == pdTRUE ? true : false;
}
bool Queue::Peek(void *item, TickType_t Timeout)
{
BaseType_t success;
success = xQueuePeek(handle, item, Timeout);
return success == pdTRUE ? true : false;
}
bool Queue::EnqueueFromISR(void *item, BaseType_t *pxHigherPriorityTaskWoken)
{
BaseType_t success;
success = xQueueSendToBackFromISR(handle, item, pxHigherPriorityTaskWoken);
return success == pdTRUE ? true : false;
}
bool Queue::DequeueFromISR(void *item, BaseType_t *pxHigherPriorityTaskWoken)
{
BaseType_t success;
success = xQueueReceiveFromISR(handle, item, pxHigherPriorityTaskWoken);
return success == pdTRUE ? true : false;
}
bool Queue::PeekFromISR(void *item)
{
BaseType_t success;
success = xQueuePeekFromISR(handle, item);
return success == pdTRUE ? true : false;
}
bool Queue::IsEmpty()
{
UBaseType_t cnt = uxQueueMessagesWaiting(handle);
return cnt == 0 ? true : false;
}
bool Queue::IsFull()
{
UBaseType_t cnt = uxQueueSpacesAvailable(handle);
return cnt == 0 ? true : false;
}
void Queue::Flush()
{
xQueueReset(handle);
}
UBaseType_t Queue::NumItems()
{
return uxQueueMessagesWaiting(handle);
}
UBaseType_t Queue::NumSpacesLeft()
{
return uxQueueSpacesAvailable(handle);
}
Deque::Deque(UBaseType_t maxItems, UBaseType_t itemSize)
: Queue(maxItems, itemSize)
{
}
bool Deque::EnqueueToFront(void *item, TickType_t Timeout)
{
BaseType_t success;
success = xQueueSendToFront(handle, item, Timeout);
return success == pdTRUE ? true : false;
}
bool Deque::EnqueueToFrontFromISR(void *item, BaseType_t *pxHigherPriorityTaskWoken)
{
BaseType_t success;
success = xQueueSendToFrontFromISR(handle, item, pxHigherPriorityTaskWoken);
return success == pdTRUE ? true : false;
}
BinaryQueue::BinaryQueue(UBaseType_t itemSize)
: Queue(1, itemSize)
{
}
bool BinaryQueue::Enqueue(void *item)
{
(void)xQueueOverwrite(handle, item);
return true;
}
bool BinaryQueue::EnqueueFromISR(void *item, BaseType_t *pxHigherPriorityTaskWoken)
{
(void)xQueueOverwriteFromISR(handle, item, pxHigherPriorityTaskWoken);
return true;
}