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Update HiiDataBase to fix the SCT hang issues by the invalid device path. 

Update the driver config access protocol extractconfig and routeconfig interface to check the input parameters. 

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@8349 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
lgao4 2009-05-20 12:05:45 +00:00
parent f4efc39f34
commit ae79d2f9ec
5 changed files with 220 additions and 58 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
MdeModulePkg/Universal/DriverSampleDxe/DriverSample.c
View File

@ -346,6 +346,9 @@ ExtractConfig (
EFI_STRING ConfigRequest;
UINTN Size;
if (Progress == NULL || Results == NULL) {
return EFI_INVALID_PARAMETER;
}
//
// Initialize the local variables.
//
@ -833,7 +836,6 @@ DriverSampleInit (
// Initialize the local variables.
//
ConfigRequestHdr = NULL;
//
// Initialize screen dimensions for SendForm().
// Remove 3 characters from top and bottom

190
MdeModulePkg/Universal/HiiDatabaseDxe/ConfigRouting.c
View File

@ -61,8 +61,9 @@ CalculateConfigStringLen (
This is a internal function.
@param String UEFI configuration string
@param DevicePath binary of a UEFI device path.
@param DevicePathData Binary of a UEFI device path.
@retval EFI_NOT_FOUND The device path is not invalid.
@retval EFI_INVALID_PARAMETER Any incoming parameter is invalid.
@retval EFI_OUT_OF_RESOURCES Lake of resources to store neccesary structures.
@retval EFI_SUCCESS The device path is retrieved and translated to
@ -72,18 +73,19 @@ CalculateConfigStringLen (
EFI_STATUS
GetDevicePath (
IN EFI_STRING String,
OUT UINT8 **DevicePath
OUT UINT8 **DevicePathData
)
{
UINTN Length;
EFI_STRING PathHdr;
EFI_STRING DevicePathString;
UINT8 *DevicePathBuffer;
CHAR16 TemStr[2];
UINTN Index;
UINT8 DigitUint8;
EFI_DEVICE_PATH_PROTOCOL *DevicePath;
if (String == NULL || DevicePath == NULL) {
if (String == NULL || DevicePathData == NULL) {
return EFI_INVALID_PARAMETER;
}
@ -94,8 +96,13 @@ GetDevicePath (
if (*String == 0) {
return EFI_INVALID_PARAMETER;
}
//
// Check whether path data does exist.
//
String += StrLen (L"PATH=");
if (*String == 0) {
return EFI_INVALID_PARAMETER;
}
PathHdr = String;
//
@ -104,12 +111,12 @@ GetDevicePath (
// of UEFI device path.
//
for (Length = 0; *String != 0 && *String != L'&'; String++, Length++);
DevicePathString = (EFI_STRING) AllocateZeroPool ((Length + 1) * sizeof (CHAR16));
if (DevicePathString == NULL) {
return EFI_OUT_OF_RESOURCES;
//
// Check DevicePath Length
//
if (((Length + 1) / 2) < sizeof (EFI_DEVICE_PATH_PROTOCOL)) {
return EFI_NOT_FOUND;
}
StrnCpy (DevicePathString, PathHdr, Length);
*(DevicePathString + Length) = 0;
//
// The data in <PathHdr> is encoded as hex UNICODE %02x bytes in the same order
@ -118,13 +125,15 @@ GetDevicePath (
//
DevicePathBuffer = (UINT8 *) AllocateZeroPool ((Length + 1) / 2);
if (DevicePathBuffer == NULL) {
FreePool (DevicePathString);
return EFI_OUT_OF_RESOURCES;
}
//
// Convert DevicePath
//
ZeroMem (TemStr, sizeof (TemStr));
for (Index = 0; DevicePathString[Index] != L'\0'; Index ++) {
TemStr[0] = DevicePathString[Index];
for (Index = 0; Index < Length; Index ++) {
TemStr[0] = PathHdr[Index];
DigitUint8 = (UINT8) StrHexToUint64 (TemStr);
if ((Index & 1) == 0) {
DevicePathBuffer [Index/2] = DigitUint8;
@ -133,12 +142,26 @@ GetDevicePath (
}
}
FreePool (DevicePathString);
*DevicePath = DevicePathBuffer;
//
// Validate DevicePath
//
DevicePath = (EFI_DEVICE_PATH_PROTOCOL *) DevicePathBuffer;
while (!IsDevicePathEnd (DevicePath)) {
if ((DevicePath->Type == 0) || (DevicePath->SubType == 0) || (DevicePathNodeLength (DevicePath) > sizeof (EFI_DEV_PATH))) {
//
// Invalid device path
//
FreePool (DevicePathBuffer);
return EFI_NOT_FOUND;
}
DevicePath = NextDevicePathNode (DevicePath);
}
//
// return the device path
//
*DevicePathData = DevicePathBuffer;
return EFI_SUCCESS;
}
/**
@ -1516,13 +1539,22 @@ Done:
When Request points to NULL, the default value string
for each varstore in form package will be merged into
a <MultiConfigAltResp> format string and return.
@param PointerProgress Optional parameter, it can be be NULL.
When it is not NULL, if Request is NULL, it returns NULL.
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.
@retval EFI_SUCCESS The Results string is set to the full request string.
And AltCfgResp contains all default value string.
@retval EFI_OUT_OF_RESOURCES Not enough memory for the return string.
@retval EFI_NOT_FOUND The varstore (Guid and Name) in Request string
can't be found in Form package.
@retval EFI_NOT_FOUND HiiPackage can't be got on the input HiiHandle.
@retval EFI_INVALID_PARAMETER *Request points to NULL.
@retval EFI_INVALID_PARAMETER Request points to NULL.
**/
EFI_STATUS
@ -1531,7 +1563,8 @@ GetFullStringFromHiiFormPackages (
IN HII_DATABASE_RECORD *DataBaseRecord,
IN EFI_DEVICE_PATH_PROTOCOL *DevicePath,
IN OUT EFI_STRING *Request,
IN OUT EFI_STRING *AltCfgResp
IN OUT EFI_STRING *AltCfgResp,
OUT EFI_STRING *PointerProgress OPTIONAL
)
{
EFI_STATUS Status;
@ -1552,6 +1585,7 @@ GetFullStringFromHiiFormPackages (
EFI_STRING NameStr;
EFI_STRING PathStr;
EFI_STRING StringPtr;
EFI_STRING Progress;
UINTN Length;
UINT8 *TmpBuffer;
UINT16 Offset;
@ -1561,6 +1595,10 @@ GetFullStringFromHiiFormPackages (
LIST_ENTRY *LinkDefault;
BOOLEAN DataExist;
if (DataBaseRecord == NULL || DevicePath == NULL || Request == NULL || AltCfgResp == NULL) {
return EFI_INVALID_PARAMETER;
}
//
// Initialize the local variables.
//
@ -1577,6 +1615,7 @@ GetFullStringFromHiiFormPackages (
ResultSize = 0;
PackageSize = 0;
DataExist = FALSE;
Progress = *Request;
//
// 0. Get Hii Form Package by HiiHandle
@ -1623,7 +1662,47 @@ GetFullStringFromHiiFormPackages (
//
StringPtr = NULL;
if (*Request != NULL) {
StringPtr = StrStr (*Request, L"&OFFSET=");
StringPtr = *Request;
//
// Jump <ConfigHdr>
//
if (StrnCmp (StringPtr, L"GUID=", StrLen (L"GUID=")) != 0) {
Status = EFI_INVALID_PARAMETER;
goto Done;
}
StringPtr += StrLen (L"GUID=");
while (*StringPtr != L'\0' && StrnCmp (StringPtr, L"&NAME=", StrLen (L"&NAME=")) != 0) {
StringPtr++;
}
if (*StringPtr == L'\0') {
Status = EFI_INVALID_PARAMETER;
goto Done;
}
StringPtr += StrLen (L"&NAME=");
while (*StringPtr != L'\0' && StrnCmp (StringPtr, L"&PATH=", StrLen (L"&PATH=")) != 0) {
StringPtr++;
}
if (*StringPtr == L'\0') {
Status = EFI_INVALID_PARAMETER;
goto Done;
}
StringPtr += StrLen (L"&PATH=");
while (*StringPtr != L'\0' && *StringPtr != L'&') {
StringPtr ++;
}
//
// Check the following string &OFFSET=
//
if (*StringPtr != L'\0' && StrnCmp (StringPtr, L"&OFFSET=", StrLen (L"&OFFSET=")) != 0) {
Progress = StringPtr;
Status = EFI_INVALID_PARAMETER;
goto Done;
} else if (*StringPtr == L'\0') {
//
// No request block is found.
//
StringPtr = NULL;
}
}
if (StringPtr != NULL) {
//
@ -1650,6 +1729,7 @@ GetFullStringFromHiiFormPackages (
//
// Skip the OFFSET string
//
Progress = StringPtr;
StringPtr += StrLen (L"&OFFSET=");
//
// Get Offset
@ -2094,6 +2174,16 @@ Done:
FreePool (HiiFormPackage);
}
if (PointerProgress != NULL) {
if (*Request == NULL) {
*PointerProgress = NULL;
} else if (EFI_ERROR (Status)) {
*PointerProgress = Progress;
} else {
*PointerProgress = *Request + StrLen (*Request);
}
}
return Status;
}
@ -2244,7 +2334,6 @@ HiiConfigRoutingExtractConfig (
Link = Link->ForwardLink
) {
Database = CR (Link, HII_DATABASE_RECORD, DatabaseEntry, HII_DATABASE_RECORD_SIGNATURE);
if ((DevicePathPkg = Database->PackageList->DevicePathPkg) != NULL) {
CurrentDevicePath = DevicePathPkg + sizeof (EFI_HII_PACKAGE_HEADER);
if (CompareMem (
@ -2289,8 +2378,13 @@ HiiConfigRoutingExtractConfig (
// Get the full request string from IFR when HiiPackage is registered to HiiHandle
//
IfrDataParsedFlag = TRUE;
Status = GetFullStringFromHiiFormPackages (Database, DevicePath, &ConfigRequest, &DefaultResults);
Status = GetFullStringFromHiiFormPackages (Database, DevicePath, &ConfigRequest, &DefaultResults, &AccessProgress);
if (EFI_ERROR (Status)) {
//
// AccessProgress indicates the parsing progress on <ConfigRequest>.
// Map it to the progress on <MultiConfigRequest> then return it.
//
*Progress = StrStr (StringPtr, AccessProgress);
goto Done;
}
//
@ -2336,20 +2430,19 @@ HiiConfigRoutingExtractConfig (
//
// Update AccessResults by getting default setting from IFR when HiiPackage is registered to HiiHandle
//
if (HiiHandle != NULL) {
if (!IfrDataParsedFlag) {
Status = GetFullStringFromHiiFormPackages (Database, DevicePath, &ConfigRequest, &AccessResults);
} else if (DefaultResults != NULL) {
Status = MergeDefaultString (&AccessResults, DefaultResults);
FreePool (DefaultResults);
DefaultResults = NULL;
}
if (!IfrDataParsedFlag && HiiHandle != NULL) {
Status = GetFullStringFromHiiFormPackages (Database, DevicePath, &ConfigRequest, &DefaultResults, NULL);
ASSERT_EFI_ERROR (Status);
}
FreePool (DevicePath);
DevicePath = NULL;
if (EFI_ERROR (Status)) {
goto Done;
if (DefaultResults != NULL) {
Status = MergeDefaultString (&AccessResults, DefaultResults);
ASSERT_EFI_ERROR (Status);
FreePool (DefaultResults);
DefaultResults = NULL;
}
NextConfigString:
@ -2440,6 +2533,7 @@ HiiConfigRoutingExportConfig (
EFI_STRING AccessResults;
EFI_STRING Progress;
EFI_STRING StringPtr;
EFI_STRING ConfigRequest;
UINTN Index;
EFI_HANDLE *ConfigAccessHandles;
UINTN NumberConfigAccessHandles;
@ -2452,6 +2546,7 @@ HiiConfigRoutingExportConfig (
HII_DATABASE_RECORD *Database;
UINT8 *DevicePathPkg;
UINT8 *CurrentDevicePath;
BOOLEAN IfrDataParsedFlag;
if (This == NULL || Results == NULL) {
return EFI_INVALID_PARAMETER;
@ -2495,10 +2590,12 @@ HiiConfigRoutingExportConfig (
//
// Get DevicePath and HiiHandle for this ConfigAccess driver handle
//
IfrDataParsedFlag = FALSE;
Progress = NULL;
HiiHandle = NULL;
DefaultResults = NULL;
Database = NULL;
ConfigRequest = NULL;
DevicePath = DevicePathFromHandle (ConfigAccessHandles[Index]);
if (DevicePath != NULL) {
for (Link = Private->DatabaseList.ForwardLink;
@ -2526,17 +2623,42 @@ HiiConfigRoutingExportConfig (
&Progress,
&AccessResults
);
if (!EFI_ERROR (Status)) {
if (EFI_ERROR (Status)) {
//
// Update AccessResults by getting default setting from IFR when HiiPackage is registered to HiiHandle
//
if (HiiHandle != NULL && DevicePath != NULL) {
IfrDataParsedFlag = TRUE;
Status = GetFullStringFromHiiFormPackages (Database, DevicePath, &ConfigRequest, &DefaultResults, NULL);
//
// Get the full request string to get the Current setting again.
//
if (!EFI_ERROR (Status) && ConfigRequest != NULL) {
Status = ConfigAccess->ExtractConfig (
ConfigAccess,
ConfigRequest,
&Progress,
&AccessResults
);
FreePool (ConfigRequest);
} else {
Status = EFI_NOT_FOUND;
}
}
}
if (!EFI_ERROR (Status)) {
//
// Update AccessResults by getting default setting from IFR when HiiPackage is registered to HiiHandle
//
if (!IfrDataParsedFlag && HiiHandle != NULL && DevicePath != NULL) {
StringPtr = StrStr (AccessResults, L"&GUID=");
if (StringPtr != NULL) {
*StringPtr = 0;
}
if (StrStr (AccessResults, L"&OFFSET=") != NULL) {
Status = GetFullStringFromHiiFormPackages (Database, DevicePath, &AccessResults, &DefaultResults);
Status = GetFullStringFromHiiFormPackages (Database, DevicePath, &AccessResults, &DefaultResults, NULL);
ASSERT_EFI_ERROR (Status);
}
if (StringPtr != NULL) {
*StringPtr = L'&';

17
MdeModulePkg/Universal/Network/IScsiDxe/IScsiConfig.c
View File

@ -359,9 +359,10 @@ IScsiFormExtractConfig (
ISCSI_FORM_CALLBACK_INFO *Private;
EFI_HII_CONFIG_ROUTING_PROTOCOL *HiiConfigRouting;
if (Request == NULL) {
if (Request == NULL || Progress == NULL || Results == NULL) {
return EFI_INVALID_PARAMETER;
}
*Progress = Request;
if (!mIScsiDeviceListUpdated) {
//
@ -444,6 +445,20 @@ IScsiFormRouteConfig (
OUT EFI_STRING *Progress
)
{
if (Configuration == NULL || Progress == NULL) {
return EFI_INVALID_PARAMETER;
}
//
// Check routing data in <ConfigHdr>.
// Note: if only one Storage is used, then this checking could be skipped.
//
if (!HiiIsConfigHdrMatch (Configuration, &mVendorGuid, mVendorStorageName)) {
*Progress = Configuration;
return EFI_NOT_FOUND;
}
*Progress = Configuration + StrLen (Configuration);
return EFI_SUCCESS;
}

13
MdeModulePkg/Universal/Network/Ip4ConfigDxe/Ip4ConfigNv.c
View File

@ -554,6 +554,9 @@ Ip4FormExtractConfig (
OUT EFI_STRING *Results
)
{
if (Request == NULL || Progress == NULL || Results == NULL) {
return EFI_INVALID_PARAMETER;
}
*Progress = Request;
return EFI_NOT_FOUND;
}
@ -599,7 +602,17 @@ Ip4FormRouteConfig (
OUT EFI_STRING *Progress
)
{
if (Configuration == NULL || Progress == NULL) {
return EFI_INVALID_PARAMETER;
}
*Progress = Configuration;
if (!HiiIsConfigHdrMatch (Configuration, &gEfiNicIp4ConfigVariableGuid, EFI_NIC_IP4_CONFIG_VARIABLE)) {
return EFI_NOT_FOUND;
}
*Progress = Configuration + StrLen (Configuration);
return EFI_SUCCESS;
}
/**

16
MdeModulePkg/Universal/PlatformDriOverrideDxe/PlatDriOverrideDxe.c
View File

@ -1162,10 +1162,10 @@ PlatOverMngrExtractConfig (
EFI_CALLBACK_INFO *Private;
EFI_HII_CONFIG_ROUTING_PROTOCOL *HiiConfigRouting;
if (Request == NULL) {
return EFI_NOT_FOUND;
if (Progress == NULL || Results == NULL || Request == NULL) {
return EFI_INVALID_PARAMETER;
}
*Progress = Request;
Private = EFI_CALLBACK_INFO_FROM_THIS (This);
HiiConfigRouting = Private->HiiConfigRouting;
@ -1210,6 +1210,15 @@ PlatOverMngrRouteConfig (
UINT16 KeyValue;
PLAT_OVER_MNGR_DATA *FakeNvData;
if (Configuration == NULL || Progress == NULL) {
return EFI_INVALID_PARAMETER;
}
*Progress = Configuration;
if (!HiiIsConfigHdrMatch (Configuration, &mPlatformOverridesManagerGuid, mVariableName)) {
return EFI_NOT_FOUND;
}
Private = EFI_CALLBACK_INFO_FROM_THIS (This);
FakeNvData = &Private->FakeNvData;
if (!HiiGetBrowserData (&mPlatformOverridesManagerGuid, mVariableName, sizeof (PLAT_OVER_MNGR_DATA), (UINT8 *) FakeNvData)) {
@ -1233,6 +1242,7 @@ PlatOverMngrRouteConfig (
CommintChanges (Private, KeyValue, FakeNvData);
}
*Progress = Configuration + StrLen (Configuration);
return EFI_SUCCESS;
}