diff options
Diffstat (limited to 'NetworkPkg/Ip4Dxe/Ip4Config2Nv.c')
| -rw-r--r-- | NetworkPkg/Ip4Dxe/Ip4Config2Nv.c | 1444 |
1 files changed, 1444 insertions, 0 deletions
diff --git a/NetworkPkg/Ip4Dxe/Ip4Config2Nv.c b/NetworkPkg/Ip4Dxe/Ip4Config2Nv.c new file mode 100644 index 0000000000..a4d2996a60 --- /dev/null +++ b/NetworkPkg/Ip4Dxe/Ip4Config2Nv.c @@ -0,0 +1,1444 @@ +/** @file
+ Helper functions for configuring or getting the parameters relating to Ip4.
+
+Copyright (c) 2015 - 2018, Intel Corporation. All rights reserved.<BR>
+SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+#include "Ip4Impl.h"
+
+CHAR16 mIp4Config2StorageName[] = L"IP4_CONFIG2_IFR_NVDATA";
+
+/**
+ Calculate the prefix length of the IPv4 subnet mask.
+
+ @param[in] SubnetMask The IPv4 subnet mask.
+
+ @return The prefix length of the subnet mask.
+ @retval 0 Other errors as indicated.
+
+**/
+UINT8
+GetSubnetMaskPrefixLength (
+ IN EFI_IPv4_ADDRESS *SubnetMask
+ )
+{
+ UINT8 Len;
+ UINT32 ReverseMask;
+
+ //
+ // The SubnetMask is in network byte order.
+ //
+ ReverseMask = SwapBytes32 (*(UINT32 *)&SubnetMask[0]);
+
+ //
+ // Reverse it.
+ //
+ ReverseMask = ~ReverseMask;
+
+ if ((ReverseMask & (ReverseMask + 1)) != 0) {
+ return 0;
+ }
+
+ Len = 0;
+
+ while (ReverseMask != 0) {
+ ReverseMask = ReverseMask >> 1;
+ Len++;
+ }
+
+ return (UINT8) (32 - Len);
+}
+
+/**
+ Convert the decimal dotted IPv4 address into the binary IPv4 address.
+
+ @param[in] Str The UNICODE string.
+ @param[out] Ip The storage to return the IPv4 address.
+
+ @retval EFI_SUCCESS The binary IP address is returned in Ip.
+ @retval EFI_INVALID_PARAMETER The IP string is malformatted.
+
+**/
+EFI_STATUS
+Ip4Config2StrToIp (
+ IN CHAR16 *Str,
+ OUT EFI_IPv4_ADDRESS *Ip
+ )
+{
+ UINTN Index;
+ UINTN Number;
+
+ Index = 0;
+
+ while (*Str != L'\0') {
+
+ if (Index > 3) {
+ return EFI_INVALID_PARAMETER;
+ }
+
+ Number = 0;
+ while ((*Str >= L'0') && (*Str <= L'9')) {
+ Number = Number * 10 + (*Str - L'0');
+ Str++;
+ }
+
+ if (Number > 0xFF) {
+ return EFI_INVALID_PARAMETER;
+ }
+
+ Ip->Addr[Index] = (UINT8) Number;
+
+ if ((*Str != L'\0') && (*Str != L'.')) {
+ //
+ // The current character should be either the NULL terminator or
+ // the dot delimiter.
+ //
+ return EFI_INVALID_PARAMETER;
+ }
+
+ if (*Str == L'.') {
+ //
+ // Skip the delimiter.
+ //
+ Str++;
+ }
+
+ Index++;
+ }
+
+ if (Index != 4) {
+ return EFI_INVALID_PARAMETER;
+ }
+
+ return EFI_SUCCESS;
+}
+
+/**
+ Convert the decimal dotted IPv4 addresses separated by space into the binary IPv4 address list.
+
+ @param[in] Str The UNICODE string contains IPv4 addresses.
+ @param[out] PtrIpList The storage to return the IPv4 address list.
+ @param[out] IpCount The size of the IPv4 address list.
+
+ @retval EFI_SUCCESS The binary IP address list is returned in PtrIpList.
+ @retval EFI_OUT_OF_RESOURCES Error occurs in allocating memory.
+ @retval EFI_INVALID_PARAMETER The IP string is malformatted.
+
+**/
+EFI_STATUS
+Ip4Config2StrToIpList (
+ IN CHAR16 *Str,
+ OUT EFI_IPv4_ADDRESS **PtrIpList,
+ OUT UINTN *IpCount
+ )
+{
+ UINTN BeginIndex;
+ UINTN EndIndex;
+ UINTN Index;
+ UINTN IpIndex;
+ CHAR16 *StrTemp;
+ BOOLEAN SpaceTag;
+
+ BeginIndex = 0;
+ EndIndex = BeginIndex;
+ Index = 0;
+ IpIndex = 0;
+ StrTemp = NULL;
+ SpaceTag = TRUE;
+
+ *PtrIpList = NULL;
+ *IpCount = 0;
+
+ if (Str == NULL) {
+ return EFI_SUCCESS;
+ }
+
+ //
+ // Get the number of Ip.
+ //
+ while (*(Str + Index) != L'\0') {
+ if (*(Str + Index) == L' ') {
+ SpaceTag = TRUE;
+ } else {
+ if (SpaceTag) {
+ (*IpCount)++;
+ SpaceTag = FALSE;
+ }
+ }
+
+ Index++;
+ }
+
+ if (*IpCount == 0) {
+ return EFI_SUCCESS;
+ }
+
+ //
+ // Allocate buffer for IpList.
+ //
+ *PtrIpList = AllocateZeroPool(*IpCount * sizeof(EFI_IPv4_ADDRESS));
+ if (*PtrIpList == NULL) {
+ return EFI_OUT_OF_RESOURCES;
+ }
+
+ //
+ // Get IpList from Str.
+ //
+ Index = 0;
+ while (*(Str + Index) != L'\0') {
+ if (*(Str + Index) == L' ') {
+ if(!SpaceTag) {
+ StrTemp = AllocateZeroPool((EndIndex - BeginIndex + 1) * sizeof(CHAR16));
+ if (StrTemp == NULL) {
+ FreePool(*PtrIpList);
+ *PtrIpList = NULL;
+ *IpCount = 0;
+ return EFI_OUT_OF_RESOURCES;
+ }
+
+ CopyMem (StrTemp, Str + BeginIndex, (EndIndex - BeginIndex) * sizeof(CHAR16));
+ *(StrTemp + (EndIndex - BeginIndex)) = L'\0';
+
+ if (Ip4Config2StrToIp (StrTemp, &((*PtrIpList)[IpIndex])) != EFI_SUCCESS) {
+ FreePool(StrTemp);
+ FreePool(*PtrIpList);
+ *PtrIpList = NULL;
+ *IpCount = 0;
+ return EFI_INVALID_PARAMETER;
+ }
+
+ BeginIndex = EndIndex;
+ IpIndex++;
+
+ FreePool(StrTemp);
+ }
+
+ BeginIndex++;
+ EndIndex++;
+ SpaceTag = TRUE;
+ } else {
+ EndIndex++;
+ SpaceTag = FALSE;
+ }
+
+ Index++;
+
+ if (*(Str + Index) == L'\0') {
+ if (!SpaceTag) {
+ StrTemp = AllocateZeroPool((EndIndex - BeginIndex + 1) * sizeof(CHAR16));
+ if (StrTemp == NULL) {
+ FreePool(*PtrIpList);
+ *PtrIpList = NULL;
+ *IpCount = 0;
+ return EFI_OUT_OF_RESOURCES;
+ }
+
+ CopyMem (StrTemp, Str + BeginIndex, (EndIndex - BeginIndex) * sizeof(CHAR16));
+ *(StrTemp + (EndIndex - BeginIndex)) = L'\0';
+
+ if (Ip4Config2StrToIp (StrTemp, &((*PtrIpList)[IpIndex])) != EFI_SUCCESS) {
+ FreePool(StrTemp);
+ FreePool(*PtrIpList);
+ *PtrIpList = NULL;
+ *IpCount = 0;
+ return EFI_INVALID_PARAMETER;
+ }
+
+ FreePool(StrTemp);
+ }
+ }
+ }
+
+ return EFI_SUCCESS;
+}
+
+/**
+ Convert the IPv4 address into a dotted string.
+
+ @param[in] Ip The IPv4 address.
+ @param[out] Str The dotted IP string.
+
+**/
+VOID
+Ip4Config2IpToStr (
+ IN EFI_IPv4_ADDRESS *Ip,
+ OUT CHAR16 *Str
+ )
+{
+ UnicodeSPrint (
+ Str,
+ 2 * IP4_STR_MAX_SIZE,
+ L"%d.%d.%d.%d",
+ Ip->Addr[0],
+ Ip->Addr[1],
+ Ip->Addr[2],
+ Ip->Addr[3]
+ );
+}
+
+
+/**
+ Convert the IPv4 address list into string consists of several decimal
+ dotted IPv4 addresses separated by space.
+
+ @param[in] Ip The IPv4 address list.
+ @param[in] IpCount The size of IPv4 address list.
+ @param[out] Str The string contains several decimal dotted
+ IPv4 addresses separated by space.
+
+ @retval EFI_SUCCESS Operation is success.
+ @retval EFI_OUT_OF_RESOURCES Error occurs in allocating memory.
+
+**/
+EFI_STATUS
+Ip4Config2IpListToStr (
+ IN EFI_IPv4_ADDRESS *Ip,
+ IN UINTN IpCount,
+ OUT CHAR16 *Str
+ )
+{
+ UINTN Index;
+ UINTN TemIndex;
+ UINTN StrIndex;
+ CHAR16 *TempStr;
+ EFI_IPv4_ADDRESS *TempIp;
+
+ Index = 0;
+ TemIndex = 0;
+ StrIndex = 0;
+ TempStr = NULL;
+ TempIp = NULL;
+
+ for (Index = 0; Index < IpCount; Index ++) {
+ TempIp = Ip + Index;
+ if (TempStr == NULL) {
+ TempStr = AllocateZeroPool(2 * IP4_STR_MAX_SIZE);
+ if (TempStr == NULL) {
+ return EFI_OUT_OF_RESOURCES;
+ }
+ }
+
+ UnicodeSPrint (
+ TempStr,
+ 2 * IP4_STR_MAX_SIZE,
+ L"%d.%d.%d.%d",
+ TempIp->Addr[0],
+ TempIp->Addr[1],
+ TempIp->Addr[2],
+ TempIp->Addr[3]
+ );
+
+ for (TemIndex = 0; TemIndex < IP4_STR_MAX_SIZE; TemIndex ++) {
+ if (*(TempStr + TemIndex) == L'\0') {
+ if (Index == IpCount - 1) {
+ Str[StrIndex++] = L'\0';
+ } else {
+ Str[StrIndex++] = L' ';
+ }
+ break;
+ } else {
+ Str[StrIndex++] = *(TempStr + TemIndex);
+ }
+ }
+ }
+
+ if (TempStr != NULL) {
+ FreePool(TempStr);
+ }
+
+ return EFI_SUCCESS;
+}
+
+/**
+ The notify function of create event when performing a manual configuration.
+
+ @param[in] Event The pointer of Event.
+ @param[in] Context The pointer of Context.
+
+**/
+VOID
+EFIAPI
+Ip4Config2ManualAddressNotify (
+ IN EFI_EVENT Event,
+ IN VOID *Context
+ )
+{
+ *((BOOLEAN *) Context) = TRUE;
+}
+
+/**
+ Convert the network configuration data into the IFR data.
+
+ @param[in] Instance The IP4 config2 instance.
+ @param[in, out] IfrNvData The IFR nv data.
+
+ @retval EFI_SUCCESS The configure parameter to IFR data was
+ set successfully.
+ @retval EFI_INVALID_PARAMETER Source instance or target IFR data is not available.
+ @retval Others Other errors as indicated.
+
+**/
+EFI_STATUS
+Ip4Config2ConvertConfigNvDataToIfrNvData (
+ IN IP4_CONFIG2_INSTANCE *Instance,
+ IN OUT IP4_CONFIG2_IFR_NVDATA *IfrNvData
+ )
+{
+ IP4_SERVICE *IpSb;
+ EFI_IP4_CONFIG2_PROTOCOL *Ip4Config2;
+ EFI_IP4_CONFIG2_INTERFACE_INFO *Ip4Info;
+ EFI_IP4_CONFIG2_POLICY Policy;
+ UINTN DataSize;
+ UINTN GatewaySize;
+ EFI_IPv4_ADDRESS GatewayAddress;
+ EFI_STATUS Status;
+ UINTN DnsSize;
+ UINTN DnsCount;
+ EFI_IPv4_ADDRESS *DnsAddress;
+
+ Status = EFI_SUCCESS;
+ Ip4Config2 = &Instance->Ip4Config2;
+ Ip4Info = NULL;
+ DnsAddress = NULL;
+ GatewaySize = sizeof (EFI_IPv4_ADDRESS);
+
+ if ((IfrNvData == NULL) || (Instance == NULL)) {
+ return EFI_INVALID_PARAMETER;
+ }
+
+ NET_CHECK_SIGNATURE (Instance, IP4_CONFIG2_INSTANCE_SIGNATURE);
+
+ IpSb = IP4_SERVICE_FROM_IP4_CONFIG2_INSTANCE (Instance);
+
+ if (IpSb->DefaultInterface->Configured) {
+ IfrNvData->Configure = 1;
+ } else {
+ IfrNvData->Configure = 0;
+ goto Exit;
+ }
+
+ //
+ // Get the Policy info.
+ //
+ DataSize = sizeof (EFI_IP4_CONFIG2_POLICY);
+ Status = Ip4Config2->GetData (
+ Ip4Config2,
+ Ip4Config2DataTypePolicy,
+ &DataSize,
+ &Policy
+ );
+ if (EFI_ERROR (Status)) {
+ goto Exit;
+ }
+
+ if (Policy == Ip4Config2PolicyStatic) {
+ IfrNvData->DhcpEnable = FALSE;
+ } else if (Policy == Ip4Config2PolicyDhcp) {
+ IfrNvData->DhcpEnable = TRUE;
+ goto Exit;
+ }
+
+ //
+ // Get the interface info.
+ //
+ DataSize = 0;
+ Status = Ip4Config2->GetData (
+ Ip4Config2,
+ Ip4Config2DataTypeInterfaceInfo,
+ &DataSize,
+ NULL
+ );
+ if (Status != EFI_BUFFER_TOO_SMALL) {
+ return Status;
+ }
+
+ Ip4Info = AllocateZeroPool (DataSize);
+ if (Ip4Info == NULL) {
+ Status = EFI_OUT_OF_RESOURCES;
+ return Status;
+ }
+
+ Status = Ip4Config2->GetData (
+ Ip4Config2,
+ Ip4Config2DataTypeInterfaceInfo,
+ &DataSize,
+ Ip4Info
+ );
+ if (EFI_ERROR (Status)) {
+ goto Exit;
+ }
+
+ //
+ // Get the Gateway info.
+ //
+ Status = Ip4Config2->GetData (
+ Ip4Config2,
+ Ip4Config2DataTypeGateway,
+ &GatewaySize,
+ &GatewayAddress
+ );
+ if (EFI_ERROR (Status)) {
+ goto Exit;
+ }
+
+ //
+ // Get the Dns info.
+ //
+ DnsSize = 0;
+ Status = Ip4Config2->GetData (
+ Ip4Config2,
+ Ip4Config2DataTypeDnsServer,
+ &DnsSize,
+ NULL
+ );
+ if ((Status != EFI_BUFFER_TOO_SMALL) && (Status != EFI_NOT_FOUND)) {
+ goto Exit;
+ }
+
+ DnsCount = (UINT32) (DnsSize / sizeof (EFI_IPv4_ADDRESS));
+
+ if (DnsSize > 0) {
+ DnsAddress = AllocateZeroPool(DnsSize);
+ if (DnsAddress == NULL) {
+ Status = EFI_OUT_OF_RESOURCES;
+ goto Exit;
+ }
+
+ Status = Ip4Config2->GetData (
+ Ip4Config2,
+ Ip4Config2DataTypeDnsServer,
+ &DnsSize,
+ DnsAddress
+ );
+ if (EFI_ERROR (Status)) {
+ goto Exit;
+ }
+ }
+
+ Ip4Config2IpToStr (&Ip4Info->StationAddress, IfrNvData->StationAddress);
+ Ip4Config2IpToStr (&Ip4Info->SubnetMask, IfrNvData->SubnetMask);
+ Ip4Config2IpToStr (&GatewayAddress, IfrNvData->GatewayAddress);
+ Status = Ip4Config2IpListToStr (DnsAddress, DnsCount, IfrNvData->DnsAddress);
+
+Exit:
+
+ if (DnsAddress != NULL) {
+ FreePool(DnsAddress);
+ }
+
+ if (Ip4Info != NULL) {
+ FreePool(Ip4Info);
+ }
+
+ return Status;
+}
+
+/**
+ Convert the IFR data into the network configuration data and set the IP
+ configure parameters for the NIC.
+
+ @param[in] IfrFormNvData The IFR NV data.
+ @param[in, out] Instance The IP4 config2 instance.
+
+ @retval EFI_SUCCESS The configure parameter for this NIC was
+ set successfully.
+ @retval EFI_INVALID_PARAMETER The address information for setting is invalid.
+ @retval Others Other errors as indicated.
+
+**/
+EFI_STATUS
+Ip4Config2ConvertIfrNvDataToConfigNvData (
+ IN IP4_CONFIG2_IFR_NVDATA *IfrFormNvData,
+ IN OUT IP4_CONFIG2_INSTANCE *Instance
+ )
+{
+ EFI_STATUS Status;
+ EFI_IP4_CONFIG2_PROTOCOL *Ip4Cfg2;
+ IP4_CONFIG2_NVDATA *Ip4NvData;
+
+ EFI_IP_ADDRESS StationAddress;
+ EFI_IP_ADDRESS SubnetMask;
+ EFI_IP_ADDRESS Gateway;
+ IP4_ADDR Ip;
+ EFI_IPv4_ADDRESS *DnsAddress;
+ UINTN DnsCount;
+ UINTN Index;
+
+ EFI_EVENT TimeoutEvent;
+ EFI_EVENT SetAddressEvent;
+ BOOLEAN IsAddressOk;
+ UINTN DataSize;
+ EFI_INPUT_KEY Key;
+
+ Status = EFI_SUCCESS;
+ Ip4Cfg2 = &Instance->Ip4Config2;
+ Ip4NvData = &Instance->Ip4NvData;
+
+ DnsCount = 0;
+ DnsAddress = NULL;
+
+ TimeoutEvent = NULL;
+ SetAddressEvent = NULL;
+
+
+
+ if (Instance == NULL || IfrFormNvData == NULL) {
+ return EFI_INVALID_PARAMETER;
+ }
+
+ if (IfrFormNvData->Configure != TRUE) {
+ return EFI_SUCCESS;
+ }
+
+ if (IfrFormNvData->DhcpEnable == TRUE) {
+ Ip4NvData->Policy = Ip4Config2PolicyDhcp;
+
+ Status = Ip4Cfg2->SetData (
+ Ip4Cfg2,
+ Ip4Config2DataTypePolicy,
+ sizeof (EFI_IP4_CONFIG2_POLICY),
+ &Ip4NvData->Policy
+ );
+ if (EFI_ERROR(Status)) {
+ return Status;
+ }
+ } else {
+ //
+ // Get Ip4NvData from IfrFormNvData if it is valid.
+ //
+ Ip4NvData->Policy = Ip4Config2PolicyStatic;
+
+ Status = Ip4Config2StrToIp (IfrFormNvData->SubnetMask, &SubnetMask.v4);
+ if (EFI_ERROR (Status) || ((SubnetMask.Addr[0] != 0) && (GetSubnetMaskPrefixLength (&SubnetMask.v4) == 0))) {
+ CreatePopUp (EFI_LIGHTGRAY | EFI_BACKGROUND_BLUE, &Key, L"Invalid Subnet Mask!", NULL);
+ return EFI_INVALID_PARAMETER;
+ }
+
+ Status = Ip4Config2StrToIp (IfrFormNvData->StationAddress, &StationAddress.v4);
+ if (EFI_ERROR (Status) ||
+ (SubnetMask.Addr[0] != 0 && !NetIp4IsUnicast (NTOHL (StationAddress.Addr[0]), NTOHL (SubnetMask.Addr[0]))) ||
+ !Ip4StationAddressValid (NTOHL (StationAddress.Addr[0]), NTOHL (SubnetMask.Addr[0]))) {
+ CreatePopUp (EFI_LIGHTGRAY | EFI_BACKGROUND_BLUE, &Key, L"Invalid IP address!", NULL);
+ return EFI_INVALID_PARAMETER;
+ }
+
+ Status = Ip4Config2StrToIp (IfrFormNvData->GatewayAddress, &Gateway.v4);
+ if (EFI_ERROR (Status) ||
+ (Gateway.Addr[0] != 0 && SubnetMask.Addr[0] != 0 && !NetIp4IsUnicast (NTOHL (Gateway.Addr[0]), NTOHL (SubnetMask.Addr[0])))) {
+ CreatePopUp (EFI_LIGHTGRAY | EFI_BACKGROUND_BLUE, &Key, L"Invalid Gateway!", NULL);
+ return EFI_INVALID_PARAMETER;
+ }
+
+ Status = Ip4Config2StrToIpList (IfrFormNvData->DnsAddress, &DnsAddress, &DnsCount);
+ if (!EFI_ERROR (Status) && DnsCount > 0) {
+ for (Index = 0; Index < DnsCount; Index ++) {
+ CopyMem (&Ip, &DnsAddress[Index], sizeof (IP4_ADDR));
+ if (IP4_IS_UNSPECIFIED (NTOHL (Ip)) || IP4_IS_LOCAL_BROADCAST (NTOHL (Ip))) {
+ CreatePopUp (EFI_LIGHTGRAY | EFI_BACKGROUND_BLUE, &Key, L"Invalid Dns Server!", NULL);
+ FreePool(DnsAddress);
+ return EFI_INVALID_PARAMETER;
+ }
+ }
+ } else {
+ if (EFI_ERROR (Status)) {
+ CreatePopUp (EFI_LIGHTGRAY | EFI_BACKGROUND_BLUE, &Key, L"Invalid Dns Server!", NULL);
+ }
+ }
+
+ if (Ip4NvData->ManualAddress != NULL) {
+ FreePool(Ip4NvData->ManualAddress);
+ }
+ Ip4NvData->ManualAddressCount = 1;
+ Ip4NvData->ManualAddress = AllocateZeroPool(sizeof(EFI_IP4_CONFIG2_MANUAL_ADDRESS));
+ if (Ip4NvData->ManualAddress == NULL) {
+ if (DnsAddress != NULL) {
+ FreePool(DnsAddress);
+ }
+
+ return EFI_OUT_OF_RESOURCES;
+ }
+ CopyMem(&Ip4NvData->ManualAddress->Address, &StationAddress.v4, sizeof(EFI_IPv4_ADDRESS));
+ CopyMem(&Ip4NvData->ManualAddress->SubnetMask, &SubnetMask.v4, sizeof(EFI_IPv4_ADDRESS));
+
+ if (Ip4NvData->GatewayAddress != NULL) {
+ FreePool(Ip4NvData->GatewayAddress);
+ }
+ Ip4NvData->GatewayAddressCount = 1;
+ Ip4NvData->GatewayAddress = AllocateZeroPool(sizeof(EFI_IPv4_ADDRESS));
+ if (Ip4NvData->GatewayAddress == NULL) {
+ if (DnsAddress != NULL) {
+ FreePool(DnsAddress);
+ }
+ return EFI_OUT_OF_RESOURCES;
+ }
+ CopyMem(Ip4NvData->GatewayAddress, &Gateway.v4, sizeof(EFI_IPv4_ADDRESS));
+
+ if (Ip4NvData->DnsAddress != NULL) {
+ FreePool(Ip4NvData->DnsAddress);
+ }
+ Ip4NvData->DnsAddressCount = (UINT32) DnsCount;
+ Ip4NvData->DnsAddress = DnsAddress;
+
+ //
+ // Setting Ip4NvData.
+ //
+ Status = Ip4Cfg2->SetData (
+ Ip4Cfg2,
+ Ip4Config2DataTypePolicy,
+ sizeof (EFI_IP4_CONFIG2_POLICY),
+ &Ip4NvData->Policy
+ );
+ if (EFI_ERROR(Status)) {
+ return Status;
+ }
+
+ //
+ // Create events & timers for asynchronous settings.
+ //
+ Status = gBS->CreateEvent (
+ EVT_TIMER,
+ TPL_CALLBACK,
+ NULL,
+ NULL,
+ &TimeoutEvent
+ );
+ if (EFI_ERROR (Status)) {
+ return EFI_OUT_OF_RESOURCES;
+ }
+
+ Status = gBS->CreateEvent (
+ EVT_NOTIFY_SIGNAL,
+ TPL_NOTIFY,
+ Ip4Config2ManualAddressNotify,
+ &IsAddressOk,
+ &SetAddressEvent
+ );
+ if (EFI_ERROR (Status)) {
+ goto Exit;
+ }
+
+ IsAddressOk = FALSE;
+
+ Status = Ip4Cfg2->RegisterDataNotify (
+ Ip4Cfg2,
+ Ip4Config2DataTypeManualAddress,
+ SetAddressEvent
+ );
+ if (EFI_ERROR (Status)) {
+ goto Exit;
+ }
+
+ //
+ // Set ManualAddress.
+ //
+ DataSize = Ip4NvData->ManualAddressCount * sizeof (EFI_IP4_CONFIG2_MANUAL_ADDRESS);
+ Status = Ip4Cfg2->SetData (
+ Ip4Cfg2,
+ Ip4Config2DataTypeManualAddress,
+ DataSize,
+ (VOID *) Ip4NvData->ManualAddress
+ );
+
+ if (Status == EFI_NOT_READY) {
+ gBS->SetTimer (TimeoutEvent, TimerRelative, 50000000);
+ while (EFI_ERROR (gBS->CheckEvent (TimeoutEvent))) {
+ if (IsAddressOk) {
+ Status = EFI_SUCCESS;
+ break;
+ }
+ }
+ }
+
+ Ip4Cfg2->UnregisterDataNotify (
+ Ip4Cfg2,
+ Ip4Config2DataTypeManualAddress,
+ SetAddressEvent
+ );
+ if (EFI_ERROR (Status)) {
+ goto Exit;
+ }
+
+ //
+ // Set gateway.
+ //
+ DataSize = Ip4NvData->GatewayAddressCount * sizeof (EFI_IPv4_ADDRESS);
+ Status = Ip4Cfg2->SetData (
+ Ip4Cfg2,
+ Ip4Config2DataTypeGateway,
+ DataSize,
+ Ip4NvData->GatewayAddress
+ );
+ if (EFI_ERROR (Status)) {
+ goto Exit;
+ }
+
+ //
+ // Set DNS addresses.
+ //
+ if (Ip4NvData->DnsAddressCount > 0 && Ip4NvData->DnsAddress != NULL) {
+ DataSize = Ip4NvData->DnsAddressCount * sizeof (EFI_IPv4_ADDRESS);
+ Status = Ip4Cfg2->SetData (
+ Ip4Cfg2,
+ Ip4Config2DataTypeDnsServer,
+ DataSize,
+ Ip4NvData->DnsAddress
+ );
+
+ if (EFI_ERROR (Status)) {
+ goto Exit;
+ }
+ }
+ }
+
+Exit:
+ if (SetAddressEvent != NULL) {
+ gBS->CloseEvent (SetAddressEvent);
+ }
+
+ if (TimeoutEvent != NULL) {
+ gBS->CloseEvent (TimeoutEvent);
+ }
+
+ return Status;
+}
+
+/**
+ This function allows the caller to request the current
+ configuration for one or more named elements. The resulting
+ string is in <ConfigAltResp> format. Any and all alternative
+ configuration strings shall also be appended to the end of the
+ current configuration string. If they are, they must appear
+ after the current configuration. They must contain the same
+ routing (GUID, NAME, PATH) as the current configuration string.
+ They must have an additional description indicating the type of
+ alternative configuration the string represents,
+ "ALTCFG=<StringToken>". That <StringToken> (when
+ converted from Hex UNICODE to binary) is a reference to a
+ string in the associated string pack.
+
+ @param[in] This Points to the EFI_HII_CONFIG_ACCESS_PROTOCOL.
+ @param[in] Request A null-terminated Unicode string in
+ <ConfigRequest> format. Note that this
+ includes the routing information as well as
+ the configurable name / value pairs. It is
+ invalid for this string to be in
+ <MultiConfigRequest> format.
+ @param[out] Progress On return, points to a character in the
+ Request string. Points to the string's null
+ terminator if request was successful. Points
+ to the most recent "&" before the first
+ failing name / value pair (or the beginning
+ of the string if the failure is in the first
+ name / value pair) if the request was not
+ successful.
+ @param[out] Results A null-terminated Unicode string in
+ <ConfigAltResp> format which has all values
+ filled in for the names in the Request string.
+ String to be allocated by the called function.
+
+ @retval EFI_SUCCESS The Results string is filled with the
+ values corresponding to all requested
+ names.
+ @retval EFI_OUT_OF_RESOURCES Not enough memory to store the
+ parts of the results that must be
+ stored awaiting possible future
+ protocols.
+ @retval EFI_NOT_FOUND Routing data doesn't match any
+ known driver. Progress set to the
+ first character in the routing header.
+ Note: There is no requirement that the
+ driver validate the routing data. It
+ must skip the <ConfigHdr> in order to
+ process the names.
+ @retval EFI_INVALID_PARAMETER Illegal syntax. Progress set
+ to most recent & before the
+ error or the beginning of the
+ string.
+ @retval EFI_INVALID_PARAMETER Unknown name. Progress points
+ to the & before the name in
+ question.Currently not implemented.
+**/
+EFI_STATUS
+EFIAPI
+Ip4FormExtractConfig (
+ IN CONST EFI_HII_CONFIG_ACCESS_PROTOCOL *This,
+ IN CONST EFI_STRING Request,
+ OUT EFI_STRING *Progress,
+ OUT EFI_STRING *Results
+ )
+{
+ EFI_STATUS Status;
+ IP4_CONFIG2_INSTANCE *Ip4Config2Instance;
+ IP4_FORM_CALLBACK_INFO *Private;
+ IP4_CONFIG2_IFR_NVDATA *IfrFormNvData;
+ EFI_STRING ConfigRequestHdr;
+ EFI_STRING ConfigRequest;
+ BOOLEAN AllocatedRequest;
+ EFI_STRING FormResult;
+ UINTN Size;
+ UINTN BufferSize;
+
+ if (Progress == NULL || Results == NULL) {
+ return EFI_INVALID_PARAMETER;
+ }
+
+ Status = EFI_SUCCESS;
+ IfrFormNvData = NULL;
+ ConfigRequest = NULL;
+ FormResult = NULL;
+ Size = 0;
+ AllocatedRequest = FALSE;
+ ConfigRequest = Request;
+ Private = IP4_FORM_CALLBACK_INFO_FROM_CONFIG_ACCESS(This);
+ Ip4Config2Instance = IP4_CONFIG2_INSTANCE_FROM_FORM_CALLBACK(Private);
+ BufferSize = sizeof (IP4_CONFIG2_IFR_NVDATA);
+ *Progress = Request;
+
+ //
+ // Check Request data in <ConfigHdr>.
+ //
+ if ((Request == NULL) || HiiIsConfigHdrMatch (Request, &gIp4Config2NvDataGuid, mIp4Config2StorageName)) {
+ IfrFormNvData = AllocateZeroPool (sizeof (IP4_CONFIG2_IFR_NVDATA));
+ if (IfrFormNvData == NULL) {
+ return EFI_OUT_OF_RESOURCES;
+ }
+
+ Ip4Config2ConvertConfigNvDataToIfrNvData (Ip4Config2Instance, IfrFormNvData);
+
+ if ((Request == NULL) || (StrStr (Request, L"OFFSET") == NULL)) {
+ //
+ // Request has no request element, construct full request string.
+ // Allocate and fill a buffer large enough to hold the <ConfigHdr> template
+ // followed by "&OFFSET=0&WIDTH=WWWWWWWWWWWWWWWW" followed by a Null-terminator
+ //
+ ConfigRequestHdr = HiiConstructConfigHdr (&gIp4Config2NvDataGuid, mIp4Config2StorageName, Private->ChildHandle);
+ Size = (StrLen (ConfigRequestHdr) + 32 + 1) * sizeof (CHAR16);
+ ConfigRequest = AllocateZeroPool (Size);
+ if (ConfigRequest == NULL) {
+ Status = EFI_OUT_OF_RESOURCES;
+ goto Failure;
+ }
+ AllocatedRequest = TRUE;
+
+ UnicodeSPrint (ConfigRequest, Size, L"%s&OFFSET=0&WIDTH=%016LX", ConfigRequestHdr, (UINT64)BufferSize);
+ FreePool (ConfigRequestHdr);
+ }
+
+ //
+ // Convert buffer data to <ConfigResp> by helper function BlockToConfig()
+ //
+ Status = gHiiConfigRouting->BlockToConfig (
+ gHiiConfigRouting,
+ ConfigRequest,
+ (UINT8 *) IfrFormNvData,
+ BufferSize,
+ &FormResult,
+ Progress
+ );
+
+ FreePool (IfrFormNvData);
+
+ //
+ // Free the allocated config request string.
+ //
+ if (AllocatedRequest) {
+ FreePool (ConfigRequest);
+ ConfigRequest = NULL;
+ }
+
+ if (EFI_ERROR (Status)) {
+ goto Failure;
+ }
+ }
+
+ if (Request == NULL || HiiIsConfigHdrMatch (Request, &gIp4Config2NvDataGuid, mIp4Config2StorageName)) {
+ *Results = FormResult;
+ } else {
+ return EFI_NOT_FOUND;
+ }
+
+Failure:
+ //
+ // Set Progress string to the original request string.
+ //
+ if (Request == NULL) {
+ *Progress = NULL;
+ } else if (StrStr (Request, L"OFFSET") == NULL) {
+ *Progress = Request + StrLen (Request);
+ }
+
+ return Status;
+}
+
+/**
+ This function applies changes in a driver's configuration.
+ Input is a Configuration, which has the routing data for this
+ driver followed by name / value configuration pairs. The driver
+ must apply those pairs to its configurable storage. If the
+ driver's configuration is stored in a linear block of data
+ and the driver's name / value pairs are in <BlockConfig>
+ format, it may use the ConfigToBlock helper function (above) to
+ simplify the job. Currently not implemented.
+
+ @param[in] This Points to the EFI_HII_CONFIG_ACCESS_PROTOCOL.
+ @param[in] Configuration A null-terminated Unicode string in
+ <ConfigString> format.
+ @param[out] Progress A pointer to a string filled in with the
+ offset of the most recent '&' before the
+ first failing name / value pair (or the
+ beginn ing of the string if the failure
+ is in the first name / value pair) or
+ the terminating NULL if all was
+ successful.
+
+ @retval EFI_SUCCESS The results have been distributed or are
+ awaiting distribution.
+ @retval EFI_OUT_OF_MEMORY Not enough memory to store the
+ parts of the results that must be
+ stored awaiting possible future
+ protocols.
+ @retval EFI_INVALID_PARAMETERS Passing in a NULL for the
+ Results parameter would result
+ in this type of error.
+ @retval EFI_NOT_FOUND Target for the specified routing data
+ was not found.
+**/
+EFI_STATUS
+EFIAPI
+Ip4FormRouteConfig (
+ IN CONST EFI_HII_CONFIG_ACCESS_PROTOCOL *This,
+ IN CONST EFI_STRING Configuration,
+ OUT EFI_STRING *Progress
+ )
+{
+ EFI_STATUS Status;
+ UINTN BufferSize;
+ IP4_CONFIG2_IFR_NVDATA *IfrFormNvData;
+ IP4_CONFIG2_INSTANCE *Ip4Config2Instance;
+ IP4_FORM_CALLBACK_INFO *Private;
+
+ Status = EFI_SUCCESS;
+ IfrFormNvData = NULL;
+
+ if (Configuration == NULL || Progress == NULL) {
+ return EFI_INVALID_PARAMETER;
+ }
+
+ *Progress = Configuration;
+
+ Private = IP4_FORM_CALLBACK_INFO_FROM_CONFIG_ACCESS(This);
+ Ip4Config2Instance = IP4_CONFIG2_INSTANCE_FROM_FORM_CALLBACK(Private);
+
+ //
+ // Check Routing data in <ConfigHdr>.
+ //
+ if (HiiIsConfigHdrMatch (Configuration, &gIp4Config2NvDataGuid, mIp4Config2StorageName)) {
+ //
+ // Convert buffer data to <ConfigResp> by helper function BlockToConfig()
+ //
+ IfrFormNvData = AllocateZeroPool (sizeof (IP4_CONFIG2_IFR_NVDATA));
+ if (IfrFormNvData == NULL) {
+ return EFI_OUT_OF_RESOURCES;
+ }
+
+ BufferSize = 0;
+
+ Status = gHiiConfigRouting->ConfigToBlock (
+ gHiiConfigRouting,
+ Configuration,
+ (UINT8 *) IfrFormNvData,
+ &BufferSize,
+ Progress
+ );
+ if (Status != EFI_BUFFER_TOO_SMALL) {
+ return Status;
+ }
+
+ Status = gHiiConfigRouting->ConfigToBlock (
+ gHiiConfigRouting,
+ Configuration,
+ (UINT8 *) IfrFormNvData,
+ &BufferSize,
+ Progress
+ );
+ if (!EFI_ERROR (Status)) {
+ Status = Ip4Config2ConvertIfrNvDataToConfigNvData (IfrFormNvData, Ip4Config2Instance);
+ }
+
+ FreePool (IfrFormNvData);
+ } else {
+ return EFI_NOT_FOUND;
+ }
+
+ return Status;
+
+}
+
+/**
+ This function is called to provide results data to the driver.
+ This data consists of a unique key that is used to identify
+ which data is either being passed back or being asked for.
+
+ @param[in] This Points to the EFI_HII_CONFIG_ACCESS_PROTOCOL.
+ @param[in] Action Specifies the type of action taken by the browser.
+ @param[in] QuestionId A unique value which is sent to the original
+ exporting driver so that it can identify the type
+ of data to expect. The format of the data tends to
+ vary based on the opcode that enerated the callback.
+ @param[in] Type The type of value for the question.
+ @param[in] Value A pointer to the data being sent to the original
+ exporting driver.
+ @param[out] ActionRequest On return, points to the action requested by the
+ callback function.
+
+ @retval EFI_SUCCESS The callback successfully handled the action.
+ @retval EFI_OUT_OF_RESOURCES Not enough storage is available to hold the
+ variable and its data.
+ @retval EFI_DEVICE_ERROR The variable could not be saved.
+ @retval EFI_UNSUPPORTED The specified Action is not supported by the
+ callback.Currently not implemented.
+ @retval EFI_INVALID_PARAMETERS Passing in wrong parameter.
+ @retval Others Other errors as indicated.
+
+**/
+EFI_STATUS
+EFIAPI
+Ip4FormCallback (
+ IN CONST EFI_HII_CONFIG_ACCESS_PROTOCOL *This,
+ IN EFI_BROWSER_ACTION Action,
+ IN EFI_QUESTION_ID QuestionId,
+ IN UINT8 Type,
+ IN EFI_IFR_TYPE_VALUE *Value,
+ OUT EFI_BROWSER_ACTION_REQUEST *ActionRequest
+ )
+{
+ EFI_STATUS Status;
+ IP4_CONFIG2_INSTANCE *Instance;
+ IP4_CONFIG2_IFR_NVDATA *IfrFormNvData;
+ IP4_FORM_CALLBACK_INFO *Private;
+
+ EFI_IP_ADDRESS StationAddress;
+ EFI_IP_ADDRESS SubnetMask;
+ EFI_IP_ADDRESS Gateway;
+ IP4_ADDR Ip;
+ EFI_IPv4_ADDRESS *DnsAddress;
+ UINTN DnsCount;
+ UINTN Index;
+ EFI_INPUT_KEY Key;
+
+ IfrFormNvData = NULL;
+ DnsCount = 0;
+ DnsAddress = NULL;
+
+ if (Action == EFI_BROWSER_ACTION_CHANGED) {
+ Private = IP4_FORM_CALLBACK_INFO_FROM_CONFIG_ACCESS(This);
+ Instance = IP4_CONFIG2_INSTANCE_FROM_FORM_CALLBACK(Private);
+
+ IfrFormNvData = AllocateZeroPool (sizeof (IP4_CONFIG2_IFR_NVDATA));
+ if (IfrFormNvData == NULL) {
+ return EFI_OUT_OF_RESOURCES;
+ }
+
+ //
+ // Retrieve uncommitted data from Browser
+ //
+ if (!HiiGetBrowserData (&gIp4Config2NvDataGuid, mIp4Config2StorageName, sizeof (IP4_CONFIG2_IFR_NVDATA), (UINT8 *) IfrFormNvData)) {
+ FreePool (IfrFormNvData);
+ return EFI_NOT_FOUND;
+ }
+
+ Status = EFI_SUCCESS;
+
+ switch (QuestionId) {
+ case KEY_LOCAL_IP:
+ Status = Ip4Config2StrToIp (IfrFormNvData->StationAddress, &StationAddress.v4);
+ if (EFI_ERROR (Status) || IP4_IS_UNSPECIFIED (NTOHL (StationAddress.Addr[0])) || IP4_IS_LOCAL_BROADCAST (NTOHL (StationAddress.Addr[0]))) {
+ CreatePopUp (EFI_LIGHTGRAY | EFI_BACKGROUND_BLUE, &Key, L"Invalid IP address!", NULL);
+ Status = EFI_INVALID_PARAMETER;
+ }
+ break;
+
+ case KEY_SUBNET_MASK:
+ Status = Ip4Config2StrToIp (IfrFormNvData->SubnetMask, &SubnetMask.v4);
+ if (EFI_ERROR (Status) || ((SubnetMask.Addr[0] != 0) && (GetSubnetMaskPrefixLength (&SubnetMask.v4) == 0))) {
+ CreatePopUp (EFI_LIGHTGRAY | EFI_BACKGROUND_BLUE, &Key, L"Invalid Subnet Mask!", NULL);
+ Status = EFI_INVALID_PARAMETER;
+ }
+ break;
+
+ case KEY_GATE_WAY:
+ Status = Ip4Config2StrToIp (IfrFormNvData->GatewayAddress, &Gateway.v4);
+ if (EFI_ERROR (Status) || IP4_IS_LOCAL_BROADCAST(NTOHL(Gateway.Addr[0]))) {
+ CreatePopUp (EFI_LIGHTGRAY | EFI_BACKGROUND_BLUE, &Key, L"Invalid Gateway!", NULL);
+ Status = EFI_INVALID_PARAMETER;
+ }
+ break;
+
+ case KEY_DNS:
+ Status = Ip4Config2StrToIpList (IfrFormNvData->DnsAddress, &DnsAddress, &DnsCount);
+ if (!EFI_ERROR (Status) && DnsCount > 0) {
+ for (Index = 0; Index < DnsCount; Index ++) {
+ CopyMem (&Ip, &DnsAddress[Index], sizeof (IP4_ADDR));
+ if (IP4_IS_UNSPECIFIED (NTOHL (Ip)) || IP4_IS_LOCAL_BROADCAST (NTOHL (Ip))) {
+ CreatePopUp (EFI_LIGHTGRAY | EFI_BACKGROUND_BLUE, &Key, L"Invalid Dns Server!", NULL);
+ Status = EFI_INVALID_PARAMETER;
+ break;
+ }
+ }
+ } else {
+ if (EFI_ERROR (Status)) {
+ CreatePopUp (EFI_LIGHTGRAY | EFI_BACKGROUND_BLUE, &Key, L"Invalid Dns Server!", NULL);
+ }
+ }
+
+ if(DnsAddress != NULL) {
+ FreePool(DnsAddress);
+ }
+ break;
+
+ case KEY_SAVE_CHANGES:
+ Status = Ip4Config2ConvertIfrNvDataToConfigNvData (IfrFormNvData, Instance);
+ *ActionRequest = EFI_BROWSER_ACTION_REQUEST_SUBMIT;
+ break;
+
+ default:
+ break;
+ }
+
+ FreePool (IfrFormNvData);
+
+ return Status;
+ }
+
+ //
+ // All other action return unsupported.
+ //
+ return EFI_UNSUPPORTED;
+}
+
+/**
+ Install HII Config Access protocol for network device and allocate resource.
+
+ @param[in, out] Instance The IP4 config2 Instance.
+
+ @retval EFI_SUCCESS The HII Config Access protocol is installed.
+ @retval EFI_OUT_OF_RESOURCES Failed to allocate memory.
+ @retval Others Other errors as indicated.
+
+**/
+EFI_STATUS
+Ip4Config2FormInit (
+ IN OUT IP4_CONFIG2_INSTANCE *Instance
+ )
+{
+ EFI_STATUS Status;
+ IP4_SERVICE *IpSb;
+ IP4_FORM_CALLBACK_INFO *CallbackInfo;
+ EFI_HII_CONFIG_ACCESS_PROTOCOL *ConfigAccess;
+ VENDOR_DEVICE_PATH VendorDeviceNode;
+ EFI_SERVICE_BINDING_PROTOCOL *MnpSb;
+ CHAR16 *MacString;
+ CHAR16 MenuString[128];
+ CHAR16 PortString[128];
+ CHAR16 *OldMenuString;
+ EFI_DEVICE_PATH_PROTOCOL *ParentDevicePath;
+
+ IpSb = IP4_SERVICE_FROM_IP4_CONFIG2_INSTANCE (Instance);
+ ASSERT (IpSb != NULL);
+
+ CallbackInfo = &Instance->CallbackInfo;
+
+ CallbackInfo->Signature = IP4_FORM_CALLBACK_INFO_SIGNATURE;
+
+ Status = gBS->HandleProtocol (
+ IpSb->Controller,
+ &gEfiDevicePathProtocolGuid,
+ (VOID **) &ParentDevicePath
+ );
+ if (EFI_ERROR (Status)) {
+ return Status;
+ }
+
+ //
+ // Construct device path node for EFI HII Config Access protocol,
+ // which consists of controller physical device path and one hardware
+ // vendor guid node.
+ //
+ ZeroMem (&VendorDeviceNode, sizeof (VENDOR_DEVICE_PATH));
+ VendorDeviceNode.Header.Type = HARDWARE_DEVICE_PATH;
+ VendorDeviceNode.Header.SubType = HW_VENDOR_DP;
+
+ CopyGuid (&VendorDeviceNode.Guid, &gEfiCallerIdGuid);
+
+ SetDevicePathNodeLength (&VendorDeviceNode.Header, sizeof (VENDOR_DEVICE_PATH));
+ CallbackInfo->HiiVendorDevicePath = AppendDevicePathNode (
+ ParentDevicePath,
+ (EFI_DEVICE_PATH_PROTOCOL *) &VendorDeviceNode
+ );
+ if (CallbackInfo->HiiVendorDevicePath == NULL) {
+ Status = EFI_OUT_OF_RESOURCES;
+ goto Error;
+ }
+
+ ConfigAccess = &CallbackInfo->HiiConfigAccessProtocol;
+ ConfigAccess->ExtractConfig = Ip4FormExtractConfig;
+ ConfigAccess->RouteConfig = Ip4FormRouteConfig;
+ ConfigAccess->Callback = Ip4FormCallback;
+
+ //
+ // Install Device Path Protocol and Config Access protocol on new handle
+ //
+ Status = gBS->InstallMultipleProtocolInterfaces (
+ &CallbackInfo->ChildHandle,
+ &gEfiDevicePathProtocolGuid,
+ CallbackInfo->HiiVendorDevicePath,
+ &gEfiHiiConfigAccessProtocolGuid,
+ ConfigAccess,
+ NULL
+ );
+
+ if (!EFI_ERROR (Status)) {
+ //
+ // Open the Parent Handle for the child
+ //
+ Status = gBS->OpenProtocol (
+ IpSb->Controller,
+ &gEfiManagedNetworkServiceBindingProtocolGuid,
+ (VOID **) &MnpSb,
+ IpSb->Image,
+ CallbackInfo->ChildHandle,
+ EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER
+ );
+ }
+
+ if (EFI_ERROR (Status)) {
+ goto Error;
+ }
+
+ //
+ // Publish our HII data
+ //
+ CallbackInfo->RegisteredHandle = HiiAddPackages (
+ &gIp4Config2NvDataGuid,
+ CallbackInfo->ChildHandle,
+ Ip4DxeStrings,
+ Ip4Config2Bin,
+ NULL
+ );
+ if (CallbackInfo->RegisteredHandle == NULL) {
+ Status = EFI_OUT_OF_RESOURCES;
+ goto Error;
+ }
+
+ //
+ // Append MAC string in the menu help string and tile help string
+ //
+ Status = NetLibGetMacString (IpSb->Controller, IpSb->Image, &MacString);
+ if (!EFI_ERROR (Status)) {
+ OldMenuString = HiiGetString (
+ CallbackInfo->RegisteredHandle,
+ STRING_TOKEN (STR_IP4_CONFIG2_FORM_HELP),
+ NULL
+ );
+ UnicodeSPrint (MenuString, 128, L"%s (MAC:%s)", OldMenuString, MacString);
+ HiiSetString (
+ CallbackInfo->RegisteredHandle,
+ STRING_TOKEN (STR_IP4_CONFIG2_FORM_HELP),
+ MenuString,
+ NULL
+ );
+
+ UnicodeSPrint (PortString, 128, L"MAC:%s", MacString);
+ HiiSetString (
+ CallbackInfo->RegisteredHandle,
+ STRING_TOKEN (STR_IP4_DEVICE_FORM_HELP),
+ PortString,
+ NULL
+ );
+
+ FreePool (MacString);
+ FreePool (OldMenuString);
+
+ return EFI_SUCCESS;
+ }
+
+Error:
+ Ip4Config2FormUnload (Instance);
+ return Status;
+}
+
+/**
+ Uninstall the HII Config Access protocol for network devices and free up the resources.
+
+ @param[in, out] Instance The IP4 config2 instance to unload a form.
+
+**/
+VOID
+Ip4Config2FormUnload (
+ IN OUT IP4_CONFIG2_INSTANCE *Instance
+ )
+{
+ IP4_SERVICE *IpSb;
+ IP4_FORM_CALLBACK_INFO *CallbackInfo;
+ IP4_CONFIG2_NVDATA *Ip4NvData;
+
+ IpSb = IP4_SERVICE_FROM_IP4_CONFIG2_INSTANCE (Instance);
+ ASSERT (IpSb != NULL);
+
+ CallbackInfo = &Instance->CallbackInfo;
+
+ if (CallbackInfo->ChildHandle != NULL) {
+ //
+ // Close the child handle
+ //
+ gBS->CloseProtocol (
+ IpSb->Controller,
+ &gEfiManagedNetworkServiceBindingProtocolGuid,
+ IpSb->Image,
+ CallbackInfo->ChildHandle
+ );
+
+ //
+ // Uninstall EFI_HII_CONFIG_ACCESS_PROTOCOL
+ //
+ gBS->UninstallMultipleProtocolInterfaces (
+ CallbackInfo->ChildHandle,
+ &gEfiDevicePathProtocolGuid,
+ CallbackInfo->HiiVendorDevicePath,
+ &gEfiHiiConfigAccessProtocolGuid,
+ &CallbackInfo->HiiConfigAccessProtocol,
+ NULL
+ );
+ }
+
+ if (CallbackInfo->HiiVendorDevicePath != NULL) {
+ FreePool (CallbackInfo->HiiVendorDevicePath);
+ }
+
+ if (CallbackInfo->RegisteredHandle != NULL) {
+ //
+ // Remove HII package list
+ //
+ HiiRemovePackages (CallbackInfo->RegisteredHandle);
+ }
+
+ Ip4NvData = &Instance->Ip4NvData;
+
+ if(Ip4NvData->ManualAddress != NULL) {
+ FreePool(Ip4NvData->ManualAddress);
+ }
+
+ if(Ip4NvData->GatewayAddress != NULL) {
+ FreePool(Ip4NvData->GatewayAddress);
+ }
+
+ if(Ip4NvData->DnsAddress != NULL) {
+ FreePool(Ip4NvData->DnsAddress);
+ }
+
+ Ip4NvData->ManualAddressCount = 0;
+ Ip4NvData->GatewayAddressCount = 0;
+ Ip4NvData->DnsAddressCount = 0;
+}
|