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fix code style issue and add function header

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git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@6570 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
niry
2008-11-18 04:52:51 +00:00
parent 563353b71f
commit b6c4ecad36
6 changed files with 996 additions and 366 deletions
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356
MdeModulePkg/Universal/Network/MnpDxe/MnpConfig.c
View File

@@ -52,54 +52,162 @@ EFI_MANAGED_NETWORK_CONFIG_DATA mMnpDefaultConfigData = {
FALSE
};
EFI_STATUS
MnpAddFreeNbuf (
IN MNP_SERVICE_DATA *MnpServiceData,
IN UINTN Count
);
/**
Configure the Snp receive filters according to the instances' receive filter
settings.
EFI_STATUS
MnpStartSnp (
IN EFI_SIMPLE_NETWORK_PROTOCOL *Snp
);
@param MnpServiceData Pointer to the mnp service context data.
EFI_STATUS
MnpStopSnp (
IN EFI_SIMPLE_NETWORK_PROTOCOL *Snp
);
EFI_STATUS
MnpStart (
IN MNP_SERVICE_DATA *MnpServiceData,
IN BOOLEAN IsConfigUpdate,
IN BOOLEAN EnableSystemPoll
);
EFI_STATUS
MnpStop (
IN MNP_SERVICE_DATA *MnpServiceData
);
@retval EFI_SUCCESS The receive filters is configured.
@retval EFI_OUT_OF_RESOURCES The receive filters can't be configured due to lack
of memory resource.
**/
EFI_STATUS
MnpConfigReceiveFilters (
IN MNP_SERVICE_DATA *MnpServiceData
)
{
EFI_STATUS Status;
EFI_SIMPLE_NETWORK_PROTOCOL *Snp;
EFI_MAC_ADDRESS *MCastFilter;
UINT32 MCastFilterCnt;
UINT32 EnableFilterBits;
UINT32 DisableFilterBits;
BOOLEAN ResetMCastFilters;
LIST_ENTRY *Entry;
UINT32 Index;
MNP_GROUP_ADDRESS *GroupAddress;
NET_CHECK_SIGNATURE (MnpServiceData, MNP_SERVICE_DATA_SIGNATURE);
Snp = MnpServiceData->Snp;
//
// Initialize the enable filter and disable filter.
//
EnableFilterBits = 0;
DisableFilterBits = Snp->Mode->ReceiveFilterMask;
if (MnpServiceData->UnicastCount != 0) {
//
// Enable unicast if any instance wants to receive unicast.
//
EnableFilterBits |= EFI_SIMPLE_NETWORK_RECEIVE_UNICAST;
}
if (MnpServiceData->BroadcastCount != 0) {
//
// Enable broadcast if any instance wants to receive broadcast.
//
EnableFilterBits |= EFI_SIMPLE_NETWORK_RECEIVE_BROADCAST;
}
MCastFilter = NULL;
MCastFilterCnt = 0;
ResetMCastFilters = TRUE;
if ((MnpServiceData->MulticastCount != 0) && (MnpServiceData->GroupAddressCount != 0)) {
//
// There are instances configured to receive multicast and already some group
// addresses are joined.
//
ResetMCastFilters = FALSE;
if (MnpServiceData->GroupAddressCount <= Snp->Mode->MaxMCastFilterCount) {
//
// The joind group address is less than simple network's maximum count.
// Just configure the snp to do the multicast filtering.
//
EnableFilterBits |= EFI_SIMPLE_NETWORK_RECEIVE_MULTICAST;
//
// Allocate pool for the mulicast addresses.
//
MCastFilterCnt = MnpServiceData->GroupAddressCount;
MCastFilter = AllocatePool (sizeof (EFI_MAC_ADDRESS) * MCastFilterCnt);
if (MCastFilter == NULL) {
DEBUG ((EFI_D_ERROR, "MnpConfigReceiveFilters: Failed to allocate memory resource for MCastFilter.\n"));
return EFI_OUT_OF_RESOURCES;
}
//
// Fill the multicast HW address buffer.
//
Index = 0;
NET_LIST_FOR_EACH (Entry, &MnpServiceData->GroupAddressList) {
GroupAddress = NET_LIST_USER_STRUCT (Entry, MNP_GROUP_ADDRESS, AddrEntry);
CopyMem (MCastFilter + Index, &GroupAddress->Address, sizeof (*(MCastFilter + Index)));
Index++;
ASSERT (Index <= MCastFilterCnt);
}
} else {
//
// The maximum multicast is reached, set the filter to be promiscuous
// multicast.
//
if (Snp->Mode->ReceiveFilterMask & EFI_SIMPLE_NETWORK_RECEIVE_PROMISCUOUS_MULTICAST) {
EnableFilterBits |= EFI_SIMPLE_NETWORK_RECEIVE_PROMISCUOUS_MULTICAST;
} else {
//
// Either MULTICAST or PROMISCUOUS_MULTICAST is not supported by Snp,
// set the NIC to be promiscuous although this will tremendously degrade
// the performance.
//
EnableFilterBits |= EFI_SIMPLE_NETWORK_RECEIVE_PROMISCUOUS;
}
}
}
if (MnpServiceData->PromiscuousCount != 0) {
//
// Enable promiscuous if any instance wants to receive promiscuous.
//
EnableFilterBits |= EFI_SIMPLE_NETWORK_RECEIVE_PROMISCUOUS;
}
//
// Set the disable filter.
//
DisableFilterBits ^= EnableFilterBits;
//
// Configure the receive filters of SNP.
//
Status = Snp->ReceiveFilters (
Snp,
EnableFilterBits,
DisableFilterBits,
ResetMCastFilters,
MCastFilterCnt,
MCastFilter
);
DEBUG_CODE (
if (EFI_ERROR (Status)) {
DEBUG (
(EFI_D_ERROR,
"MnpConfigReceiveFilters: Snp->ReceiveFilters failed, %r.\n",
Status)
);
}
);
EFI_STATUS
MnpGroupOpAddCtrlBlk (
IN MNP_INSTANCE_DATA *Instance,
IN MNP_GROUP_CONTROL_BLOCK *CtrlBlk,
IN MNP_GROUP_ADDRESS *GroupAddress OPTIONAL,
IN EFI_MAC_ADDRESS *MacAddress,
IN UINT32 HwAddressSize
);
BOOLEAN
MnpGroupOpDelCtrlBlk (
IN MNP_INSTANCE_DATA *Instance,
IN MNP_GROUP_CONTROL_BLOCK *CtrlBlk
);
if (MCastFilter != NULL) {
//
// Free the buffer used to hold the group addresses.
//
gBS->FreePool (MCastFilter);
}
return Status;
}
/**
Add some NET_BUF into MnpServiceData->FreeNbufQue. The buffer length of
@@ -235,8 +343,6 @@ ON_EXIT:
@param MnpServiceData Pointer to the mnp service context data.
@param Nbuf Pointer to the NET_BUF to free.
@return None.
**/
VOID
MnpFreeNbuf (
@@ -269,7 +375,8 @@ MnpFreeNbuf (
Initialize the mnp service context data.
@param MnpServiceData Pointer to the mnp service context data.
@param Snp Pointer to the simple network protocol.
@param ImageHandle The driver image handle.
@param ControllerHandle Handle of device to bind driver to.
@retval EFI_SUCCESS The mnp service context is initialized.
@retval Other Some error occurs.
@@ -454,8 +561,7 @@ ERROR:
Flush the mnp service context data.
@param MnpServiceData Pointer to the mnp service context data.
@return None.
@param ImageHandle The driver image handle.
**/
VOID
@@ -521,8 +627,6 @@ MnpFlushServiceData (
@param Instance Pointer to the mnp instance context data to
initialize.
@return None.
**/
VOID
MnpInitializeInstanceData (
@@ -605,7 +709,6 @@ MnpTokenExist (
return EFI_SUCCESS;
}
/**
Cancel the token specified by Arg if it matches the token in Item.
@@ -890,8 +993,6 @@ MnpStop (
@param Instance Pointer to the mnp instance context data.
@return None.
**/
VOID
MnpFlushRcvdDataQueue (
@@ -1063,163 +1164,6 @@ MnpConfigureInstance (
}
/**
Configure the Snp receive filters according to the instances' receive filter
settings.
@param MnpServiceData Pointer to the mnp service context data.
@retval EFI_SUCCESS The receive filters is configured.
@retval EFI_OUT_OF_RESOURCES The receive filters can't be configured due to lack
of memory resource.
**/
EFI_STATUS
MnpConfigReceiveFilters (
IN MNP_SERVICE_DATA *MnpServiceData
)
{
EFI_STATUS Status;
EFI_SIMPLE_NETWORK_PROTOCOL *Snp;
EFI_MAC_ADDRESS *MCastFilter;
UINT32 MCastFilterCnt;
UINT32 EnableFilterBits;
UINT32 DisableFilterBits;
BOOLEAN ResetMCastFilters;
LIST_ENTRY *Entry;
UINT32 Index;
MNP_GROUP_ADDRESS *GroupAddress;
NET_CHECK_SIGNATURE (MnpServiceData, MNP_SERVICE_DATA_SIGNATURE);
Snp = MnpServiceData->Snp;
//
// Initialize the enable filter and disable filter.
//
EnableFilterBits = 0;
DisableFilterBits = Snp->Mode->ReceiveFilterMask;
if (MnpServiceData->UnicastCount != 0) {
//
// Enable unicast if any instance wants to receive unicast.
//
EnableFilterBits |= EFI_SIMPLE_NETWORK_RECEIVE_UNICAST;
}
if (MnpServiceData->BroadcastCount != 0) {
//
// Enable broadcast if any instance wants to receive broadcast.
//
EnableFilterBits |= EFI_SIMPLE_NETWORK_RECEIVE_BROADCAST;
}
MCastFilter = NULL;
MCastFilterCnt = 0;
ResetMCastFilters = TRUE;
if ((MnpServiceData->MulticastCount != 0) && (MnpServiceData->GroupAddressCount != 0)) {
//
// There are instances configured to receive multicast and already some group
// addresses are joined.
//
ResetMCastFilters = FALSE;
if (MnpServiceData->GroupAddressCount <= Snp->Mode->MaxMCastFilterCount) {
//
// The joind group address is less than simple network's maximum count.
// Just configure the snp to do the multicast filtering.
//
EnableFilterBits |= EFI_SIMPLE_NETWORK_RECEIVE_MULTICAST;
//
// Allocate pool for the mulicast addresses.
//
MCastFilterCnt = MnpServiceData->GroupAddressCount;
MCastFilter = AllocatePool (sizeof (EFI_MAC_ADDRESS) * MCastFilterCnt);
if (MCastFilter == NULL) {
DEBUG ((EFI_D_ERROR, "MnpConfigReceiveFilters: Failed to allocate memory resource for MCastFilter.\n"));
return EFI_OUT_OF_RESOURCES;
}
//
// Fill the multicast HW address buffer.
//
Index = 0;
NET_LIST_FOR_EACH (Entry, &MnpServiceData->GroupAddressList) {
GroupAddress = NET_LIST_USER_STRUCT (Entry, MNP_GROUP_ADDRESS, AddrEntry);
CopyMem (MCastFilter + Index, &GroupAddress->Address, sizeof (*(MCastFilter + Index)));
Index++;
ASSERT (Index <= MCastFilterCnt);
}
} else {
//
// The maximum multicast is reached, set the filter to be promiscuous
// multicast.
//
if (Snp->Mode->ReceiveFilterMask & EFI_SIMPLE_NETWORK_RECEIVE_PROMISCUOUS_MULTICAST) {
EnableFilterBits |= EFI_SIMPLE_NETWORK_RECEIVE_PROMISCUOUS_MULTICAST;
} else {
//
// Either MULTICAST or PROMISCUOUS_MULTICAST is not supported by Snp,
// set the NIC to be promiscuous although this will tremendously degrade
// the performance.
//
EnableFilterBits |= EFI_SIMPLE_NETWORK_RECEIVE_PROMISCUOUS;
}
}
}
if (MnpServiceData->PromiscuousCount != 0) {
//
// Enable promiscuous if any instance wants to receive promiscuous.
//
EnableFilterBits |= EFI_SIMPLE_NETWORK_RECEIVE_PROMISCUOUS;
}
//
// Set the disable filter.
//
DisableFilterBits ^= EnableFilterBits;
//
// Configure the receive filters of SNP.
//
Status = Snp->ReceiveFilters (
Snp,
EnableFilterBits,
DisableFilterBits,
ResetMCastFilters,
MCastFilterCnt,
MCastFilter
);
DEBUG_CODE (
if (EFI_ERROR (Status)) {
DEBUG (
(EFI_D_ERROR,
"MnpConfigReceiveFilters: Snp->ReceiveFilters failed, %r.\n",
Status)
);
}
);
if (MCastFilter != NULL) {
//
// Free the buffer used to hold the group addresses.
//
gBS->FreePool (MCastFilter);
}
return Status;
}
/**
Add a group address control block which controls the MacAddress for