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Clean codes per ECC.

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git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@5384 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
vanjeff
2008-06-30 07:20:33 +00:00
parent 4611e327f4
commit 7bce0c5a0e
19 changed files with 843 additions and 157 deletions
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32
MdeModulePkg/Universal/Network/ArpDxe/ArpDriver.c
View File

@@ -1,6 +1,6 @@
/** @file
Copyright (c) 2006 - 2007, Intel Corporation
Copyright (c) 2006 - 2008, Intel Corporation
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
@@ -45,7 +45,6 @@ EFI_DRIVER_BINDING_PROTOCOL gArpDriverBinding = {
@retval other Failed to initialize the arp service context.
**/
STATIC
EFI_STATUS
ArpCreateService (
IN EFI_HANDLE ImageHandle,
@@ -200,7 +199,6 @@ ERROR_EXIT:
@return None.
**/
STATIC
VOID
ArpCleanService (
IN ARP_SERVICE_DATA *ArpService
@@ -706,31 +704,23 @@ ArpServiceBindingDestroyChild (
return Status;
}
/**
The entry point for Arp driver which installs the driver binding and component name
protocol on its ImageHandle.
@param ImageHandle The image handle of the driver.
@param SystemTable The system table.
@retval EFI_SUCCES if the driver binding and component name protocols are successfully
@retval Others Failed to install the protocols.
**/
EFI_STATUS
EFIAPI
ArpDriverEntryPoint (
IN EFI_HANDLE ImageHandle,
IN EFI_SYSTEM_TABLE *SystemTable
)
/*++
Routine Description:
The entry point for Arp driver which installs the driver binding and component name
protocol on its ImageHandle.
Arguments:
ImageHandle - The image handle of the driver.
SystemTable - The system table.
Returns:
EFI_SUCCESS - if the driver binding and component name protocols are successfully
installed, otherwise if failed.
--*/
{
return EfiLibInstallDriverBindingComponentName2 (
ImageHandle,

73
MdeModulePkg/Universal/Network/ArpDxe/ArpDriver.h
View File

@@ -1,6 +1,6 @@
/** @file
Copyright (c) 2006 - 2007, Intel Corporation
Copyright (c) 2006 - 2008, Intel Corporation
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
@@ -41,6 +41,19 @@ extern EFI_DRIVER_BINDING_PROTOCOL gArpDriverBinding;
extern EFI_COMPONENT_NAME_PROTOCOL gArpComponentName;
extern EFI_COMPONENT_NAME2_PROTOCOL gArpComponentName2;
/**
Test to see if this driver supports ControllerHandle.
@param This Protocol instance pointer.
@param ControllerHandle Handle of device to test.
@param RemainingDevicePath Optional parameter use to pick a specific child
device to start.
@retval EFI_SUCCES This driver supports this device
@retval EFI_ALREADY_STARTED This driver is already running on this device.
@retval other This driver does not support this device.
**/
EFI_STATUS
EFIAPI
ArpDriverBindingSupported (
@@ -49,6 +62,19 @@ ArpDriverBindingSupported (
IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath OPTIONAL
);
/**
Start this driver on ControllerHandle.
@param This Protocol instance pointer.
@param ControllerHandle Handle of device to bind driver to
@param RemainingDevicePath Optional parameter use to pick a specific child
device to start.
@retval EFI_SUCCES This driver is added to ControllerHandle
@retval EFI_ALREADY_STARTED This driver is already running on ControllerHandle
@retval other This driver does not support this device
**/
EFI_STATUS
EFIAPI
ArpDriverBindingStart (
@@ -57,6 +83,19 @@ ArpDriverBindingStart (
IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath OPTIONAL
);
/**
Stop this driver on ControllerHandle.
@param This Protocol instance pointer.
@param ControllerHandle Handle of device to stop driver on
@param NumberOfChildren Number of Handles in ChildHandleBuffer. If number
of children is zero stop the entire bus driver.
@param ChildHandleBuffer List of Child Handles to Stop.
@retval EFI_SUCCES This driver is removed ControllerHandle
@retval other This driver was not removed from this device
**/
EFI_STATUS
EFIAPI
ArpDriverBindingStop (
@@ -66,6 +105,22 @@ ArpDriverBindingStop (
IN EFI_HANDLE *ChildHandleBuffer
);
/**
Creates a child handle with a set of I/O services.
@param This Protocol instance pointer.
@param ChildHandle Pointer to the handle of the child to create. If
it is NULL, then a new handle is created. If it is
not NULL, then the I/O services are added to the
existing child handle.
@retval EFI_SUCCES The child handle was created with the I/O
services.
@retval EFI_OUT_OF_RESOURCES There are not enough resources availabe to create
the child.
@retval other The child handle was not created.
**/
EFI_STATUS
EFIAPI
ArpServiceBindingCreateChild (
@@ -73,6 +128,22 @@ ArpServiceBindingCreateChild (
IN EFI_HANDLE *ChildHandle
);
/**
Destroys a child handle with a set of I/O services.
@param This Protocol instance pointer.
@param ChildHandle Handle of the child to destroy.
@retval EFI_SUCCES The I/O services were removed from the child
handle.
@retval EFI_UNSUPPORTED The child handle does not support the I/O services
that are being removed.
@retval EFI_INVALID_PARAMETER Child handle is not a valid EFI Handle.
@retval EFI_ACCESS_DENIED The child handle could not be destroyed because
its I/O services are being used.
@retval other The child handle was not destroyed.
**/
EFI_STATUS
EFIAPI
ArpServiceBindingDestroyChild (

10
MdeModulePkg/Universal/Network/ArpDxe/ArpImpl.c
View File

@@ -1,6 +1,6 @@
/** @file
Copyright (c) 2006 - 2007, Intel Corporation
Copyright (c) 2006 - 2008, Intel Corporation
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
@@ -531,7 +531,6 @@ ArpTimerHandler (
@return The two addresses match or not.
**/
STATIC
BOOLEAN
ArpMatchAddress (
IN NET_ARP_ADDRESS *AddressOne,
@@ -597,7 +596,7 @@ ArpFindNextCacheEntryInTable (
for (Entry = StartEntry->ForwardLink; Entry != CacheTable; Entry = Entry->ForwardLink) {
CacheEntry = NET_LIST_USER_STRUCT (Entry, ARP_CACHE_ENTRY, List);
if (FindOpType & MATCH_SW_ADDRESS) {
if ((FindOpType & MATCH_SW_ADDRESS) != 0) {
//
// Find by the software address.
//
@@ -609,7 +608,7 @@ ArpFindNextCacheEntryInTable (
}
}
if (FindOpType & MATCH_HW_ADDRESS) {
if ((FindOpType & MATCH_HW_ADDRESS) != 0) {
//
// Find by the hardware address.
//
@@ -930,7 +929,7 @@ ArpConfigureInstance (
// The instance is not configured.
//
if (ConfigData->SwAddressType == IPv4_ETHER_PROTO_TYPE) {
if (ConfigData->SwAddressType == IPV4_ETHER_PROTO_TYPE) {
CopyMem (&Ip, ConfigData->StationAddress, sizeof (IP4_ADDR));
if (!Ip4IsUnicast (NTOHL (Ip), 0)) {
@@ -1224,7 +1223,6 @@ CLEAN_EXIT:
@return The count of the deleted cache entries.
**/
STATIC
UINTN
ArpDeleteCacheEntryInTable (
IN LIST_ENTRY *CacheTable,

349
MdeModulePkg/Universal/Network/ArpDxe/ArpImpl.h
View File

@@ -1,6 +1,6 @@
/** @file
Copyright (c) 2006 - 2007, Intel Corporation
Copyright (c) 2006 - 2008, Intel Corporation
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
@@ -39,8 +39,8 @@ Abstract:
#define ARP_ETHER_PROTO_TYPE 0x0806
#define IPv4_ETHER_PROTO_TYPE 0x0800
#define IPv6_ETHER_PROTO_TYPE 0x86DD
#define IPV4_ETHER_PROTO_TYPE 0x0800
#define IPV6_ETHER_PROTO_TYPE 0x86DD
#define ARP_OPCODE_REQUEST 0x0001
#define ARP_OPCODE_REPLY 0x0002
@@ -172,6 +172,27 @@ typedef struct _ARP_CACHE_ENTRY {
LIST_ENTRY UserRequestList;
} ARP_CACHE_ENTRY;
/**
This function is used to assign a station address to the ARP cache for this instance
of the ARP driver. A call to this function with the ConfigData field set to NULL
will reset this ARP instance.
@param This Pointer to the EFI_ARP_PROTOCOL instance.
@param ConfigData Pointer to the EFI_ARP_CONFIG_DATA structure.
@retval EFI_SUCCESS The new station address was successfully
registered.
@retval EFI_INVALID_PARAMETER One or more of the following conditions is TRUE:
This is NULL. SwAddressLength is zero when
ConfigData is not NULL. StationAddress is NULL
when ConfigData is not NULL.
@retval EFI_ACCESS_DENIED The SwAddressType, SwAddressLength, or
StationAddress is different from the one that is
already registered.
@retval EFI_OUT_OF_RESOURCES Storage for the new StationAddress could not be
allocated.
**/
EFI_STATUS
EFIAPI
ArpConfigure (
@@ -179,6 +200,40 @@ ArpConfigure (
IN EFI_ARP_CONFIG_DATA *ConfigData OPTIONAL
);
/**
This function is used to insert entries into the ARP cache.
@param This Pointer to the EFI_ARP_PROTOCOL instance.
@param DenyFlag Set to TRUE if this entry is a deny entry. Set to
FALSE if this entry is a normal entry.
@param TargetSwAddress Pointer to a protocol address to add (or deny).
May be set to NULL if DenyFlag is TRUE.
@param TargetHwAddress Pointer to a hardware address to add (or deny).
May be set to NULL if DenyFlag is TRUE.
@param TimeoutValue Time in 100-ns units that this entry will remain
in the ARP cache. A value of zero means that the
entry is permanent. A nonzero value will override
the one given by Configure() if the entry to be
added is a dynamic entry.
@param Overwrite If TRUE, the matching cache entry will be
overwritten with the supplied parameters. If
FALSE, EFI_ACCESS_DENIED is returned if the
corresponding cache entry already exists.
@retval EFI_SUCCESS The entry has been added or updated.
@retval EFI_INVALID_PARAMETER One or more of the following conditions is TRUE:
This is NULL. DenyFlag is FALSE and
TargetHwAddress is NULL. DenyFlag is FALSE and
TargetSwAddress is NULL. TargetHwAddress is NULL
and TargetSwAddress is NULL. Both TargetSwAddress
and TargetHwAddress are not NULL when DenyFlag is
TRUE.
@retval EFI_OUT_OF_RESOURCES The new ARP cache entry could not be allocated.
@retval EFI_ACCESS_DENIED The ARP cache entry already exists and Overwrite
is not true.
@retval EFI_NOT_STARTED The ARP driver instance has not been configured.
**/
EFI_STATUS
EFIAPI
ArpAdd (
@@ -190,6 +245,33 @@ ArpAdd (
IN BOOLEAN Overwrite
);
/**
This function searches the ARP cache for matching entries and allocates a buffer into
which those entries are copied.
@param This Pointer to the EFI_ARP_PROTOCOL instance.
@param BySwAddress Set to TRUE to look for matching software protocol
addresses. Set to FALSE to look for matching
hardware protocol addresses.
@param AddressBuffer Pointer to address buffer. Set to NULL to match
all addresses.
@param EntryLength The size of an entry in the entries buffer.
@param EntryCount The number of ARP cache entries that are found by
the specified criteria.
@param Entries Pointer to the buffer that will receive the ARP
cache entries.
@param Refresh Set to TRUE to refresh the timeout value of the
matching ARP cache entry.
@retval EFI_SUCCESS The requested ARP cache entries were copied into
the buffer.
@retval EFI_INVALID_PARAMETER One or more of the following conditions is TRUE:
This is NULL. Both EntryCount and EntryLength are
NULL, when Refresh is FALSE.
@retval EFI_NOT_FOUND No matching entries were found.
@retval EFI_NOT_STARTED The ARP driver instance has not been configured.
**/
EFI_STATUS
EFIAPI
ArpFind (
@@ -202,6 +284,23 @@ ArpFind (
IN BOOLEAN Refresh
);
/**
This function removes specified ARP cache entries.
@param This Pointer to the EFI_ARP_PROTOCOL instance.
@param BySwAddress Set to TRUE to delete matching protocol addresses.
Set to FALSE to delete matching hardware
addresses.
@param AddressBuffer Pointer to the address buffer that is used as a
key to look for the cache entry. Set to NULL to
delete all entries.
@retval EFI_SUCCESS The entry was removed from the ARP cache.
@retval EFI_INVALID_PARAMETER This is NULL.
@retval EFI_NOT_FOUND The specified deletion key was not found.
@retval EFI_NOT_STARTED The ARP driver instance has not been configured.
**/
EFI_STATUS
EFIAPI
ArpDelete (
@@ -210,12 +309,46 @@ ArpDelete (
IN VOID *AddressBuffer OPTIONAL
);
/**
This function delete all dynamic entries from the ARP cache that match the specified
software protocol type.
@param This Pointer to the EFI_ARP_PROTOCOL instance.
@retval EFI_SUCCESS The cache has been flushed.
@retval EFI_INVALID_PARAMETER This is NULL.
@retval EFI_NOT_FOUND There are no matching dynamic cache entries.
@retval EFI_NOT_STARTED The ARP driver instance has not been configured.
**/
EFI_STATUS
EFIAPI
ArpFlush (
IN EFI_ARP_PROTOCOL *This
);
/**
This function tries to resolve the TargetSwAddress and optionally returns a
TargetHwAddress if it already exists in the ARP cache.
@param This Pointer to the EFI_ARP_PROTOCOL instance.
@param TargetSwAddress Pointer to the protocol address to resolve.
@param ResolvedEvent Pointer to the event that will be signaled when
the address is resolved or some error occurs.
@param TargetHwAddress Pointer to the buffer for the resolved hardware
address in network byte order.
@retval EFI_SUCCESS The data is copied from the ARP cache into the
TargetHwAddress buffer.
@retval EFI_INVALID_PARAMETER One or more of the following conditions is TRUE:
This is NULL. TargetHwAddress is NULL.
@retval EFI_ACCESS_DENIED The requested address is not present in the normal
ARP cache but is present in the deny address list.
Outgoing traffic to that address is forbidden.
@retval EFI_NOT_STARTED The ARP driver instance has not been configured.
@retval EFI_NOT_READY The request has been started and is not finished.
**/
EFI_STATUS
EFIAPI
ArpRequest (
@@ -225,6 +358,27 @@ ArpRequest (
OUT VOID *TargetHwAddress
);
/**
This function aborts the previous ARP request (identified by This, TargetSwAddress
and ResolvedEvent) that is issued by EFI_ARP_PROTOCOL.Request().
@param This Pointer to the EFI_ARP_PROTOCOL instance.
@param TargetSwAddress Pointer to the protocol address in previous
request session.
@param ResolvedEvent Pointer to the event that is used as the
notification event in previous request session.
@retval EFI_SUCCESS The pending request session(s) is/are aborted and
corresponding event(s) is/are signaled.
@retval EFI_INVALID_PARAMETER One or more of the following conditions is TRUE:
This is NULL. TargetSwAddress is not NULL and
ResolvedEvent is NULL. TargetSwAddress is NULL and
ResolvedEvent is not NULL.
@retval EFI_NOT_STARTED The ARP driver instance has not been configured.
@retval EFI_NOT_FOUND The request is not issued by
EFI_ARP_PROTOCOL.Request().
**/
EFI_STATUS
EFIAPI
ArpCancel (
@@ -233,12 +387,41 @@ ArpCancel (
IN EFI_EVENT ResolvedEvent OPTIONAL
);
/**
Configure the instance using the ConfigData. ConfigData is already validated.
@param Instance Pointer to the instance context data to be
configured.
@param ConfigData Pointer to the configuration data used to
configure the instance.
@retval EFI_SUCCESS The instance is configured with the ConfigData.
@retval EFI_ACCESS_DENIED The instance is already configured and the
ConfigData tries to reset some unchangeable
fields.
@retval EFI_INVALID_PARAMETER The ConfigData provides a non-unicast IPv4 address
when the SwAddressType is IPv4.
@retval EFI_OUT_OF_RESOURCES The instance fails to configure due to memory
limitation.
**/
EFI_STATUS
ArpConfigureInstance (
IN ARP_INSTANCE_DATA *Instance,
IN EFI_ARP_CONFIG_DATA *ConfigData OPTIONAL
);
/**
Find the CacheEntry, using ProtocolAddress or HardwareAddress or both, as the keyword,
in the DeniedCacheTable.
@param ArpService Pointer to the arp service context data.
@param ProtocolAddress Pointer to the protocol address.
@param HardwareAddress Pointer to the hardware address.
@return Pointer to the matched cache entry, if NULL no match is found.
**/
ARP_CACHE_ENTRY *
ArpFindDeniedCacheEntry (
IN ARP_SERVICE_DATA *ArpService,
@@ -246,6 +429,19 @@ ArpFindDeniedCacheEntry (
IN NET_ARP_ADDRESS *HardwareAddress OPTIONAL
);
/**
Find the CacheEntry which matches the requirements in the specified CacheTable.
@param CacheTable Pointer to the arp cache table.
@param StartEntry Pointer to the start entry this search begins with
in the cache table.
@param FindOpType The search type.
@param ProtocolAddress Pointer to the protocol address to match.
@param HardwareAddress Pointer to the hardware address to match.
@return Pointer to the matched arp cache entry, if NULL, no match is found.
**/
ARP_CACHE_ENTRY *
ArpFindNextCacheEntryInTable (
IN LIST_ENTRY *CacheTable,
@@ -255,11 +451,30 @@ ArpFindNextCacheEntryInTable (
IN NET_ARP_ADDRESS *HardwareAddress OPTIONAL
);
/**
Allocate a cache entry and initialize it.
@param Instance Pointer to the instance context data.
@return Pointer to the new created cache entry.
**/
ARP_CACHE_ENTRY *
ArpAllocCacheEntry (
IN ARP_INSTANCE_DATA *Instance
);
/**
Fill the addresses in the CacheEntry using the information passed in by
HwAddr and SwAddr.
@param CacheEntry Pointer to the cache entry.
@param HwAddr Pointer to the software address.
@param SwAddr Pointer to the hardware address.
@return None.
**/
VOID
ArpFillAddressInCacheEntry (
IN ARP_CACHE_ENTRY *CacheEntry,
@@ -267,6 +482,16 @@ ArpFillAddressInCacheEntry (
IN NET_ARP_ADDRESS *SwAddr OPTIONAL
);
/**
Turn the CacheEntry into the resolved status.
@param CacheEntry Pointer to the resolved cache entry.
@param Instance Pointer to the instance context data.
@param UserEvent Pointer to the UserEvent to notify.
@return The count of notifications sent to the instance.
**/
UINTN
ArpAddressResolved (
IN ARP_CACHE_ENTRY *CacheEntry,
@@ -274,6 +499,19 @@ ArpAddressResolved (
IN EFI_EVENT UserEvent OPTIONAL
);
/**
Delete cache entries in all the cache tables.
@param Instance Pointer to the instance context data.
@param BySwAddress Delete the cache entry by software address or by
hardware address.
@param AddressBuffer Pointer to the buffer containing the address to
match for the deletion.
@param Force This deletion is forced or not.
@return The count of the deleted cache entries.
**/
UINTN
ArpDeleteCacheEntry (
IN ARP_INSTANCE_DATA *Instance,
@@ -282,6 +520,18 @@ ArpDeleteCacheEntry (
IN BOOLEAN Force
);
/**
Send out an arp frame using the CachEntry and the ArpOpCode.
@param Instance Pointer to the instance context data.
@param CacheEntry Pointer to the configuration data used to
configure the instance.
@param ArpOpCode The opcode used to send out this Arp frame, either
request or reply.
@return None.
**/
VOID
ArpSendFrame (
IN ARP_INSTANCE_DATA *Instance,
@@ -289,18 +539,47 @@ ArpSendFrame (
IN UINT16 ArpOpCode
);
/**
Initialize the instance context data.
@param ArpService Pointer to the arp service context data this
instance belongs to.
@param Instance Pointer to the instance context data.
@return None.
**/
VOID
ArpInitInstance (
IN ARP_SERVICE_DATA *ArpService,
IN ARP_INSTANCE_DATA *Instance
);
/**
Process the Arp packets received from Mnp, the procedure conforms to RFC826.
@param Context Pointer to the context data registerd to the
Event.
@return None.
**/
VOID
EFIAPI
ArpOnFrameRcvdDpc (
IN VOID *Context
);
/**
Queue ArpOnFrameRcvdDpc as a DPC at TPL_CALLBACK.
@param Event The Event this notify function registered to.
@param Context Pointer to the context data registerd to the
Event.
@return None.
**/
VOID
EFIAPI
ArpOnFrameRcvd (
@@ -308,12 +587,31 @@ ArpOnFrameRcvd (
IN VOID *Context
);
/**
Process the already sent arp packets.
@param Context Pointer to the context data registerd to the
Event.
@return None.
**/
VOID
EFIAPI
ArpOnFrameSentDpc (
IN VOID *Context
);
/**
Queue ArpOnFrameRcvdDpc as a DPC at TPL_CALLBACK.
@param Event The Event this notify function registered to.
@param Context Pointer to the context data registerd to the
Event.
@return None.
**/
VOID
EFIAPI
ArpOnFrameSent (
@@ -321,6 +619,16 @@ ArpOnFrameSent (
IN VOID *Context
);
/**
Process the arp cache olding and drive the retrying arp requests.
@param Event The Event this notify function registered to.
@param Context Pointer to the context data registerd to the
Event.
@return None.
**/
VOID
EFIAPI
ArpTimerHandler (
@@ -328,6 +636,18 @@ ArpTimerHandler (
IN VOID *Context
);
/**
Cancel the arp request.
@param Instance Pointer to the instance context data.
@param TargetSwAddress Pointer to the buffer containing the target
software address to match the arp request.
@param UserEvent The user event used to notify this request
cancellation.
@return The count of the cancelled requests.
**/
UINTN
ArpCancelRequest (
IN ARP_INSTANCE_DATA *Instance,
@@ -335,6 +655,29 @@ ArpCancelRequest (
IN EFI_EVENT UserEvent OPTIONAL
);
/**
Find the cache entry in the cache table.
@param Instance Pointer to the instance context data.
@param BySwAddress Set to TRUE to look for matching software protocol
addresses. Set to FALSE to look for matching
hardware protocol addresses.
@param AddressBuffer Pointer to address buffer. Set to NULL to match
all addresses.
@param EntryLength The size of an entry in the entries buffer.
@param EntryCount The number of ARP cache entries that are found by
the specified criteria.
@param Entries Pointer to the buffer that will receive the ARP
cache entries.
@param Refresh Set to TRUE to refresh the timeout value of the
matching ARP cache entry.
@retval EFI_SUCCESS The requested ARP cache entries are copied into
the buffer.
@retval EFI_NOT_FOUND No matching entries found.
@retval EFI_OUT_OF_RESOURCE There is a memory allocation failure.
**/
EFI_STATUS
ArpFindCacheEntry (
IN ARP_INSTANCE_DATA *Instance,

4
MdeModulePkg/Universal/Network/ArpDxe/ArpMain.c
View File

@@ -495,7 +495,7 @@ ArpRequest (
SnpMode = &ArpService->SnpMode;
if ((TargetSwAddress == NULL) ||
((Instance->ConfigData.SwAddressType == IPv4_ETHER_PROTO_TYPE) &&
((Instance->ConfigData.SwAddressType == IPV4_ETHER_PROTO_TYPE) &&
IP4_IS_LOCAL_BROADCAST (*((UINT32 *)TargetSwAddress)))) {
//
// Return the hardware broadcast address.
@@ -505,7 +505,7 @@ ArpRequest (
goto SIGNAL_USER;
}
if ((Instance->ConfigData.SwAddressType == IPv4_ETHER_PROTO_TYPE) &&
if ((Instance->ConfigData.SwAddressType == IPV4_ETHER_PROTO_TYPE) &&
IP4_IS_MULTICAST (NTOHL (*((UINT32 *)TargetSwAddress)))) {
//
// If the software address is an IPv4 multicast address, invoke Mnp to