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Diffstat (limited to 'MdeModulePkg/Universal/Network/IScsiDxe/IScsiConfig.c')
-rw-r--r--MdeModulePkg/Universal/Network/IScsiDxe/IScsiConfig.c51
1 files changed, 48 insertions, 3 deletions
diff --git a/MdeModulePkg/Universal/Network/IScsiDxe/IScsiConfig.c b/MdeModulePkg/Universal/Network/IScsiDxe/IScsiConfig.c
index 35214f2ce9..32b43f6c36 100644
--- a/MdeModulePkg/Universal/Network/IScsiDxe/IScsiConfig.c
+++ b/MdeModulePkg/Universal/Network/IScsiDxe/IScsiConfig.c
@@ -1,7 +1,7 @@
/** @file
Helper functions for configuring or getting the parameters relating to iSCSI.
-Copyright (c) 2004 - 2009, Intel Corporation.<BR>
+Copyright (c) 2004 - 2010, Intel Corporation.<BR>
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
@@ -360,11 +360,24 @@ IScsiFormExtractConfig (
ISCSI_CONFIG_IFR_NVDATA *IfrNvData;
ISCSI_FORM_CALLBACK_INFO *Private;
EFI_HII_CONFIG_ROUTING_PROTOCOL *HiiConfigRouting;
+ EFI_STRING ConfigRequestHdr;
+ EFI_STRING ConfigRequest;
+ BOOLEAN AllocatedRequest;
+ UINTN Size;
- if (Request == NULL || Progress == NULL || Results == NULL) {
+ if (Progress == NULL || Results == NULL) {
return EFI_INVALID_PARAMETER;
}
+
*Progress = Request;
+ if ((Request != NULL) && !HiiIsConfigHdrMatch (Request, &mVendorGuid, mVendorStorageName)) {
+ return EFI_NOT_FOUND;
+ }
+
+ ConfigRequestHdr = NULL;
+ ConfigRequest = NULL;
+ AllocatedRequest = FALSE;
+ Size = 0;
if (!mIScsiDeviceListUpdated) {
//
@@ -394,15 +407,47 @@ IScsiFormExtractConfig (
//
HiiConfigRouting = Private->ConfigRouting;
BufferSize = sizeof (ISCSI_CONFIG_IFR_NVDATA);
+ 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 (&mVendorGuid, mVendorStorageName, Private->DriverHandle);
+ Size = (StrLen (ConfigRequestHdr) + 32 + 1) * sizeof (CHAR16);
+ ConfigRequest = AllocateZeroPool (Size);
+ ASSERT (ConfigRequest != NULL);
+ AllocatedRequest = TRUE;
+ UnicodeSPrint (ConfigRequest, Size, L"%s&OFFSET=0&WIDTH=%016LX", ConfigRequestHdr, (UINT64)BufferSize);
+ FreePool (ConfigRequestHdr);
+ }
Status = HiiConfigRouting->BlockToConfig (
HiiConfigRouting,
- Request,
+ ConfigRequest,
(UINT8 *) IfrNvData,
BufferSize,
Results,
Progress
);
FreePool (IfrNvData);
+ //
+ // Free the allocated config request string.
+ //
+ if (AllocatedRequest) {
+ FreePool (ConfigRequest);
+ ConfigRequest = NULL;
+ }
+
+ //
+ // 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;
}