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Sync with a:FR (#75)

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* AFR sync

* AFR sync: CBMC

* AFR sync: CBMC: remove .bak files

* AFR sync: CBMC: more cleanup

* Corrected CBMC proofs

* Corrected CBMC patches

* Corrected CBMC patches-1

* Corrected CBMC patches-2

* remove .bak files (3)

Co-authored-by: Yuhui Zheng <10982575+yuhui-zheng@users.noreply.github.com>
This commit is contained in:
Aniruddha Kanhere 2020-05-28 10:11:58 -07:00 • committed by GitHub
parent 6557291e54
commit cb7edd2323
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GPG key ID: 4AEE18F83AFDEB23
99 changed files with 6475 additions and 4241 deletions
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55
FreeRTOS-Plus/Test/CBMC/proofs/ProcessDHCPReplies/ProcessDHCPReplies_harness.c
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@ -1,11 +1,9 @@
/* Standard includes. */
#include <stdint.h>
#include <stdio.h>
/* FreeRTOS includes. */
#include "FreeRTOS.h"
#include "task.h"
#include "queue.h"
#include "semphr.h"
/* FreeRTOS+TCP includes. */
@ -13,52 +11,27 @@
#include "FreeRTOS_Sockets.h"
#include "FreeRTOS_IP_Private.h"
#include "FreeRTOS_UDP_IP.h"
#include "FreeRTOS_TCP_IP.h"
#include "FreeRTOS_DHCP.h"
#include "NetworkInterface.h"
#include "NetworkBufferManagement.h"
#include "FreeRTOS_ARP.h"
#include "FreeRTOS_TCP_WIN.h"
// Used to model FreeRTOS_recvfrom returning an arbitrary buffer
char read_buffer[BUFFER_SIZE];
/****************************************************************
* Signature of function under test
****************************************************************/
BaseType_t prvProcessDHCPReplies( BaseType_t xExpectedMessageType );
// Stub
int32_t FreeRTOS_recvfrom(
Socket_t xSocket, void *pvBuffer, size_t xBufferLength,
BaseType_t xFlags, struct freertos_sockaddr *pxSourceAddress,
socklen_t *pxSourceAddressLength )
/****************************************************************
* The proof for FreeRTOS_gethostbyname.
****************************************************************/
void harness()
{
__CPROVER_assert(xFlags & FREERTOS_ZERO_COPY, "I can only do ZERO_COPY");
/* Omitting model of an unconstrained xDHCPData because xDHCPData is */
/* the source of uninitialized data only on line 647 to set a */
/* transaction id is an outgoing message */
// Choose buffer size
size_t offset;
size_t buffer_size = BUFFER_SIZE - offset;
char *buffer = read_buffer + offset;
__CPROVER_assume(offset <= BUFFER_SIZE);
BaseType_t xExpectedMessageType;
// Choose buffer contents
// __CPROVER_havoc_object may not interact well with simplifier
char temporary[BUFFER_SIZE];
memcpy(read_buffer, temporary, BUFFER_SIZE);
*((char **)pvBuffer) = buffer;
return buffer_size;
}
// Stub
void FreeRTOS_ReleaseUDPPayloadBuffer( void *pvBuffer )
{
// no-op
}
void harness() {
// Omitting model of an unconstrained xDHCPData because xDHCPData is
// the source of uninitialized data only on line 647 to set a
// transaction id is an outgoing message
BaseType_t xExpectedMessageType;
prvProcessDHCPReplies(xExpectedMessageType);
prvProcessDHCPReplies( xExpectedMessageType );
}