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* Use new version of CI-CD Actions, checkout@v3 instead of checkout@v2 on all jobs * Use cSpell spell check, and use ubuntu-20.04 for formatting check * Add in bot formatting action * Update freertos_demo.yml and freertos_plus_demo.yml files to increase github log readability * Add in a Qemu demo onto the workflows.
93 lines
3.3 KiB
C
93 lines
3.3 KiB
C
/*
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* FreeRTOS V202212.00
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* Copyright (C) 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy of
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* this software and associated documentation files (the "Software"), to deal in
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* the Software without restriction, including without limitation the rights to
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* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
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* the Software, and to permit persons to whom the Software is furnished to do so,
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* subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
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* FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
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* COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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* https://www.FreeRTOS.org
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* https://github.com/FreeRTOS
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*
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*/
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#include "FreeRTOS.h"
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#include "queue.h"
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#include "queue_init.h"
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#include "tasksStubs.h"
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#include "cbmc.h"
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/* prvUnlockQueue is going to decrement this value to 0 in the loop.
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* We need a bound for the loop. Using 4 has a reasonable performance resulting
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* in 3 unwinding iterations of the loop. The loop is mostly modifying a
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* data structure in task.c that is not in the scope of the proof. */
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#ifndef LOCK_BOUND
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#define LOCK_BOUND 4
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#endif
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/* This code checks for time outs. This value is used to bound the time out
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* wait period. The stub function xTaskCheckForTimeOut used to model
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* this wait time will be bounded to this define. */
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#ifndef QUEUE_RECEIVE_BOUND
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#define QUEUE_RECEIVE_BOUND 4
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#endif
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/* If the item size is not bounded, the proof does not finish in a reasonable
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* time due to the involved memcpy commands. */
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#ifndef MAX_ITEM_SIZE
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#define MAX_ITEM_SIZE 20
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#endif
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QueueHandle_t xQueue;
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/* This method is used to model side effects of concurrency.
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* The initialization of pxTimeOut is not relevant for this harness. */
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void vTaskInternalSetTimeOutState( TimeOut_t * const pxTimeOut )
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{
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__CPROVER_assert( __CPROVER_w_ok( &( pxTimeOut->xOverflowCount ), sizeof( BaseType_t ) ), "pxTimeOut should be a valid pointer and xOverflowCount writable" );
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__CPROVER_assert( __CPROVER_w_ok( &( pxTimeOut->xTimeOnEntering ), sizeof( TickType_t ) ), "pxTimeOut should be a valid pointer and xTimeOnEntering writable" );
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xQueue->uxMessagesWaiting = nondet_BaseType_t();
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}
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void harness()
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{
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vInitTaskCheckForTimeOut( 0, QUEUE_RECEIVE_BOUND - 1 );
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xQueue = xUnconstrainedQueueBoundedItemSize( MAX_ITEM_SIZE );
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TickType_t xTicksToWait;
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if( xState == taskSCHEDULER_SUSPENDED )
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{
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xTicksToWait = 0;
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}
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if( xQueue )
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{
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xQueue->cTxLock = LOCK_BOUND - 1;
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xQueue->cRxLock = LOCK_BOUND - 1;
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void * pvBuffer = pvPortMalloc( xQueue->uxItemSize );
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if( !pvBuffer )
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{
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xQueue->uxItemSize = 0;
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}
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xQueueReceive( xQueue, pvBuffer, xTicksToWait );
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}
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}
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