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author | lgao4 <lgao4@6f19259b-4bc3-4df7-8a09-765794883524> | 2010-03-04 06:48:52 +0000 |
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committer | lgao4 <lgao4@6f19259b-4bc3-4df7-8a09-765794883524> | 2010-03-04 06:48:52 +0000 |
commit | 59aefb7e0dc811a3e66ae23c1730028365354361 (patch) | |
tree | babbb70bfd114b0c20187722bb4058de4e1502aa /MdeModulePkg/Universal/Network/Ip4ConfigDxe/Ip4ConfigNv.c | |
parent | 5bdfa4e58ad64cbc825d03397b15f5b2bcebda4e (diff) | |
download | edk2-59aefb7e0dc811a3e66ae23c1730028365354361.zip edk2-59aefb7e0dc811a3e66ae23c1730028365354361.tar.gz edk2-59aefb7e0dc811a3e66ae23c1730028365354361.tar.bz2 |
Update HiiConfigAccess.ExtractConfig interface to support NULL request string and ConfigHdr request string.
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@10180 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'MdeModulePkg/Universal/Network/Ip4ConfigDxe/Ip4ConfigNv.c')
-rw-r--r-- | MdeModulePkg/Universal/Network/Ip4ConfigDxe/Ip4ConfigNv.c | 117 |
1 files changed, 107 insertions, 10 deletions
diff --git a/MdeModulePkg/Universal/Network/Ip4ConfigDxe/Ip4ConfigNv.c b/MdeModulePkg/Universal/Network/Ip4ConfigDxe/Ip4ConfigNv.c index 9417a44..f5a721b 100644 --- a/MdeModulePkg/Universal/Network/Ip4ConfigDxe/Ip4ConfigNv.c +++ b/MdeModulePkg/Universal/Network/Ip4ConfigDxe/Ip4ConfigNv.c @@ -342,19 +342,32 @@ Ip4DeviceExtractConfig ( NIC_IP4_CONFIG_INFO *IfrDeviceNvData;
IP4_CONFIG_INSTANCE *Ip4ConfigInstance;
IP4_CONFIG_IFR_NVDATA *IfrFormNvData;
+ EFI_STRING ConfigRequestHdr;
+ EFI_STRING ConfigRequest;
+ EFI_STRING DeviceResult;
+ EFI_STRING FormResult;
+ CHAR16 *StrPointer;
+ BOOLEAN AllocatedRequest;
+ UINTN Size;
+ UINTN BufferSize;
- if (Request == NULL || Progress == NULL || Results == NULL) {
+ if (Progress == NULL || Results == NULL) {
return EFI_INVALID_PARAMETER;
}
- *Progress = Request;
-
+ *Progress = Request;
+ Size = 0;
+ DeviceResult = NULL;
+ FormResult = NULL;
+ ConfigRequest = NULL;
+ Status = EFI_SUCCESS;
+ AllocatedRequest = FALSE;
Ip4ConfigInstance = IP4_CONFIG_INSTANCE_FROM_CONFIG_ACCESS (This);
//
// Check Request data in <ConfigHdr>.
//
- if (HiiIsConfigHdrMatch (Request, &gEfiNicIp4ConfigVariableGuid, EFI_NIC_IP4_CONFIG_VARIABLE)) {
+ if ((Request == NULL) || HiiIsConfigHdrMatch (Request, &gEfiNicIp4ConfigVariableGuid, EFI_NIC_IP4_CONFIG_VARIABLE)) {
IfrDeviceNvData = AllocateZeroPool (NIC_ITEM_CONFIG_SIZE);
if (IfrDeviceNvData == NULL) {
return EFI_OUT_OF_RESOURCES;
@@ -367,21 +380,50 @@ Ip4DeviceExtractConfig ( return EFI_NOT_FOUND;
}
+ ConfigRequest = Request;
+ 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 (&gEfiNicIp4ConfigVariableGuid, EFI_NIC_IP4_CONFIG_VARIABLE, Ip4ConfigInstance->ChildHandle);
+ Size = (StrLen (ConfigRequestHdr) + 32 + 1) * sizeof (CHAR16);
+ ConfigRequest = AllocateZeroPool (Size);
+ ASSERT (ConfigRequest != NULL);
+ AllocatedRequest = TRUE;
+ BufferSize = NIC_ITEM_CONFIG_SIZE;
+ 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,
- Request,
+ ConfigRequest,
(UINT8 *) IfrDeviceNvData,
NIC_ITEM_CONFIG_SIZE,
- Results,
+ &DeviceResult,
Progress
);
FreePool (IfrDeviceNvData);
+ //
+ // Free the allocated config request string.
+ //
+ if (AllocatedRequest) {
+ FreePool (ConfigRequest);
+ ConfigRequest = NULL;
+ }
- } else if (HiiIsConfigHdrMatch (Request, &mNicIp4ConfigNvDataGuid, EFI_NIC_IP4_CONFIG_VARIABLE)) {
+ if (EFI_ERROR (Status)) {
+ goto Failure;
+ }
+ }
+
+ if ((Request == NULL) || HiiIsConfigHdrMatch (Request, &mNicIp4ConfigNvDataGuid, EFI_NIC_IP4_CONFIG_VARIABLE)) {
IfrFormNvData = AllocateZeroPool (NIC_ITEM_CONFIG_SIZE);
if (IfrFormNvData == NULL) {
@@ -390,25 +432,80 @@ Ip4DeviceExtractConfig ( Ip4ConfigConvertDeviceConfigDataToIfrNvData (Ip4ConfigInstance, IfrFormNvData);
+ ConfigRequest = Request;
+ 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 (&mNicIp4ConfigNvDataGuid, EFI_NIC_IP4_CONFIG_VARIABLE, Ip4ConfigInstance->ChildHandle);
+ Size = (StrLen (ConfigRequestHdr) + 32 + 1) * sizeof (CHAR16);
+ ConfigRequest = AllocateZeroPool (Size);
+ ASSERT (ConfigRequest != NULL);
+ AllocatedRequest = TRUE;
+ BufferSize = sizeof (IP4_CONFIG_IFR_NVDATA);
+ 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,
- Request,
+ ConfigRequest,
(UINT8 *) IfrFormNvData,
sizeof (IP4_CONFIG_IFR_NVDATA),
- Results,
+ &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) {
+ Size = StrLen (DeviceResult);
+ Size = Size + 1;
+ Size = Size + StrLen (FormResult) + 1;
+ *Results = AllocateZeroPool (Size * sizeof (CHAR16));
+ ASSERT (*Results != NULL);
+ StrPointer = *Results;
+ StrCpy (StrPointer, DeviceResult);
+ StrPointer = StrPointer + StrLen (StrPointer);
+ *StrPointer = L'&';
+ StrCpy (StrPointer + 1, FormResult);
+ FreePool (DeviceResult);
+ FreePool (FormResult);
+ } else if (HiiIsConfigHdrMatch (ConfigRequest, &gEfiNicIp4ConfigVariableGuid, EFI_NIC_IP4_CONFIG_VARIABLE)) {
+ *Results = DeviceResult;
+ } else if (HiiIsConfigHdrMatch (ConfigRequest, &mNicIp4ConfigNvDataGuid, EFI_NIC_IP4_CONFIG_VARIABLE)) {
+ *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;
}
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