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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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28
FreeRTOS-Plus/Source/FreeRTOS-Plus-TCP/include/FreeRTOS_ARP.h
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@ -1,5 +1,5 @@
/*
* FreeRTOS+TCP V2.2.0
* FreeRTOS+TCP V2.2.1
* Copyright (C) 2017 Amazon.com, Inc. or its affiliates. All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy of
@ -42,7 +42,7 @@ extern "C" {
typedef struct xARP_CACHE_TABLE_ROW
{
uint32_t ulIPAddress; /* The IP address of an ARP cache entry. */
MACAddress_t xMACAddress; /* The MAC address of an ARP cache entry. */
MACAddress_t xMACAddress; /* The MAC address of an ARP cache entry. */
uint8_t ucAge; /* A value that is periodically decremented but can also be refreshed by active communication. The ARP cache entry is removed if the value reaches zero. */
uint8_t ucValid; /* pdTRUE: xMACAddress is valid, pdFALSE: waiting for ARP reply */
} ARPCacheRow_t;
@ -54,13 +54,6 @@ typedef enum
eCantSendPacket /* 2 There is no IP address, or an ARP is still in progress, so the packet cannot be sent. */
} eARPLookupResult_t;
typedef enum
{
eNotFragment = 0, /* The IP packet being sent is not part of a fragment. */
eFirstFragment, /* The IP packet being sent is the first in a set of fragmented packets. */
eFollowingFragment /* The IP packet being sent is part of a set of fragmented packets. */
} eIPFragmentStatus_t;
/*
* If ulIPAddress is already in the ARP cache table then reset the age of the
* entry back to its maximum value. If ulIPAddress is not already in the ARP
@ -121,6 +114,23 @@ void vARPGenerateRequestPacket( NetworkBufferDescriptor_t * const pxNetworkBuffe
*/
void vARPSendGratuitous( void );
/* This function will check if the target IP-address belongs to this device.
If so, the packet will be passed to the IP-stack, who will answer it.
The function is to be called within the function xNetworkInterfaceOutput()
in NetworkInterface.c as follows:
if( xCheckLoopback( pxDescriptor, bReleaseAfterSend ) != 0 )
{
/ * The packet has been sent back to the IP-task.
* The IP-task will further handle it.
* Do not release the descriptor.
* /
return pdTRUE;
}
/ * Send the packet as usual. * /
*/
BaseType_t xCheckLoopback( NetworkBufferDescriptor_t * const pxDescriptor, BaseType_t bReleaseAfterSend );
#ifdef __cplusplus
} // extern "C"
#endif