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55 lines
1.4 KiB
C
55 lines
1.4 KiB
C
/* Standard includes. */
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#include <stdint.h>
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/* FreeRTOS includes. */
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#include "FreeRTOS.h"
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#include "task.h"
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#include "queue.h"
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#include "list.h"
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#include "semphr.h"
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/* FreeRTOS+TCP includes. */
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#include "FreeRTOS_IP.h"
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#include "FreeRTOS_Sockets.h"
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#include "FreeRTOS_IP_Private.h"
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#include "FreeRTOS_UDP_IP.h"
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#include "FreeRTOS_DNS.h"
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#include "NetworkBufferManagement.h"
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#include "NetworkInterface.h"
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#include "IPTraceMacroDefaults.h"
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#include "cbmc.h"
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/****************************************************************
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* Signature of function under test
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****************************************************************/
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size_t prvSkipNameField( const uint8_t *pucByte, size_t uxLength );
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/****************************************************************
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* Proof of prvSkipNameField function contract
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****************************************************************/
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void harness() {
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__CPROVER_assert(NETWORK_BUFFER_SIZE < CBMC_MAX_OBJECT_SIZE,
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"NETWORK_BUFFER_SIZE < CBMC_MAX_OBJECT_SIZE");
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size_t uxLength;
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uint8_t *pucByte = malloc( uxLength );
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/* Preconditions */
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__CPROVER_assume(uxLength < CBMC_MAX_OBJECT_SIZE);
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__CPROVER_assume(uxLength <= NETWORK_BUFFER_SIZE);
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__CPROVER_assume(pucByte != NULL);
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size_t index = prvSkipNameField( pucByte, uxLength );
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/* Postconditions */
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__CPROVER_assert(index <= uxLength,
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"prvSkipNameField: index <= uxLength");
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}
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