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CloverBootloader/RedfishPkg/RedfishPlatformConfigDxe/RedfishPlatformConfigImpl.c

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/** @file
The implementation of EDKII Redfish Platform Config Protocol.
(C) Copyright 2021-2022 Hewlett Packard Enterprise Development LP<BR>
Copyright (c) 2022-2023, NVIDIA CORPORATION & AFFILIATES. All rights reserved.
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#include "RedfishPlatformConfigDxe.h"
#include "RedfishPlatformConfigImpl.h"
extern REDFISH_PLATFORM_CONFIG_PRIVATE *mRedfishPlatformConfigPrivate;
/**
Debug dump HII string.
@param[in] HiiHandle HII handle instance
@param[in] StringId HII string to dump
@retval EFI_SUCCESS Dump HII string successfully
@retval Others Errors occur
**/
EFI_STATUS
DumpHiiString (
IN EFI_HII_HANDLE HiiHandle,
IN EFI_STRING_ID StringId
)
{
EFI_STRING String;
if ((HiiHandle == NULL) || (StringId == 0)) {
DEBUG ((REDFISH_PLATFORM_CONFIG_DEBUG, "???"));
return EFI_INVALID_PARAMETER;
}
String = HiiGetString (HiiHandle, StringId, NULL);
if (String == NULL) {
return EFI_NOT_FOUND;
}
DEBUG ((REDFISH_PLATFORM_CONFIG_DEBUG, "%s", String));
FreePool (String);
return EFI_SUCCESS;
}
/**
Debug dump HII form-set data.
@param[in] FormsetPrivate HII form-set private instance.
@retval EFI_SUCCESS Dump form-set successfully
@retval Others Errors occur
**/
EFI_STATUS
DumpFormset (
IN REDFISH_PLATFORM_CONFIG_FORM_SET_PRIVATE *FormsetPrivate
)
{
LIST_ENTRY *HiiFormLink;
LIST_ENTRY *HiiNextFormLink;
REDFISH_PLATFORM_CONFIG_FORM_PRIVATE *HiiFormPrivate;
LIST_ENTRY *HiiStatementLink;
LIST_ENTRY *HiiNextStatementLink;
REDFISH_PLATFORM_CONFIG_STATEMENT_PRIVATE *HiiStatementPrivate;
UINTN Index;
if (FormsetPrivate == NULL) {
return EFI_INVALID_PARAMETER;
}
Index = 0;
HiiFormLink = GetFirstNode (&FormsetPrivate->HiiFormList);
while (!IsNull (&FormsetPrivate->HiiFormList, HiiFormLink)) {
HiiFormPrivate = REDFISH_PLATFORM_CONFIG_FORM_FROM_LINK (HiiFormLink);
HiiNextFormLink = GetNextNode (&FormsetPrivate->HiiFormList, HiiFormLink);
DEBUG ((REDFISH_PLATFORM_CONFIG_DEBUG, " [%d] form: %d title: ", ++Index, HiiFormPrivate->Id));
DumpHiiString (FormsetPrivate->HiiHandle, HiiFormPrivate->Title);
DEBUG ((REDFISH_PLATFORM_CONFIG_DEBUG, "\n"));
HiiStatementLink = GetFirstNode (&HiiFormPrivate->StatementList);
while (!IsNull (&HiiFormPrivate->StatementList, HiiStatementLink)) {
HiiStatementPrivate = REDFISH_PLATFORM_CONFIG_STATEMENT_FROM_LINK (HiiStatementLink);
HiiNextStatementLink = GetNextNode (&HiiFormPrivate->StatementList, HiiStatementLink);
DEBUG ((REDFISH_PLATFORM_CONFIG_DEBUG, " QID: 0x%x Prompt: ", HiiStatementPrivate->QuestionId));
DumpHiiString (FormsetPrivate->HiiHandle, HiiStatementPrivate->Description);
DEBUG ((REDFISH_PLATFORM_CONFIG_DEBUG, "\n"));
HiiStatementLink = HiiNextStatementLink;
}
HiiFormLink = HiiNextFormLink;
}
return EFI_SUCCESS;
}
/**
Debug dump HII form-set list.
@param[in] FormsetList Form-set list instance
@retval EFI_SUCCESS Dump list successfully
@retval Others Errors occur
**/
EFI_STATUS
DumpFormsetList (
IN LIST_ENTRY *FormsetList
)
{
LIST_ENTRY *HiiFormsetLink;
LIST_ENTRY *HiiFormsetNextLink;
REDFISH_PLATFORM_CONFIG_FORM_SET_PRIVATE *HiiFormsetPrivate;
UINTN Index;
if (FormsetList == NULL) {
return EFI_INVALID_PARAMETER;
}
if (IsListEmpty (FormsetList)) {
DEBUG ((REDFISH_PLATFORM_CONFIG_DEBUG, "%a: Empty formset list\n", __func__));
return EFI_SUCCESS;
}
Index = 0;
HiiFormsetLink = GetFirstNode (FormsetList);
while (!IsNull (FormsetList, HiiFormsetLink)) {
HiiFormsetNextLink = GetNextNode (FormsetList, HiiFormsetLink);
HiiFormsetPrivate = REDFISH_PLATFORM_CONFIG_FORMSET_FROM_LINK (HiiFormsetLink);
DEBUG ((REDFISH_PLATFORM_CONFIG_DEBUG, "[%d] HII Handle: 0x%x formset: %g at %s\n", ++Index, HiiFormsetPrivate->HiiHandle, &HiiFormsetPrivate->Guid, HiiFormsetPrivate->DevicePathStr));
DumpFormset (HiiFormsetPrivate);
HiiFormsetLink = HiiFormsetNextLink;
}
return EFI_SUCCESS;
}
/**
Delete a string from HII Package List by given HiiHandle.
@param[in] StringId Id of the string in HII database.
@param[in] HiiHandle The HII package list handle.
@retval EFI_SUCCESS The string was deleted successfully.
@retval EFI_INVALID_PARAMETER StringId is zero.
**/
EFI_STATUS
HiiDeleteString (
IN EFI_STRING_ID StringId,
IN EFI_HII_HANDLE HiiHandle
)
{
CHAR16 NullChar;
if (StringId == 0x00) {
return EFI_INVALID_PARAMETER;
}
NullChar = CHAR_NULL;
HiiSetString (HiiHandle, StringId, &NullChar, NULL);
return EFI_SUCCESS;
}
/**
Retrieves a unicode string from a string package in a given language. The
returned string is allocated using AllocatePool(). The caller is responsible
for freeing the allocated buffer using FreePool().
If HiiHandle is NULL, then ASSERT().
If StringId is 0, then ASSET.
@param[in] HiiHandle A handle that was previously registered in the HII Database.
@param[in] Language The specified configure language to get string.
@param[in] StringId The identifier of the string to retrieved from the string
package associated with HiiHandle.
@retval NULL The string specified by StringId is not present in the string package.
@retval Other The string was returned.
**/
EFI_STRING
HiiGetRedfishString (
IN EFI_HII_HANDLE HiiHandle,
IN CHAR8 *Language,
IN EFI_STRING_ID StringId
)
{
EFI_STATUS Status;
UINTN StringSize;
CHAR16 TempString;
EFI_STRING String;
if ((mRedfishPlatformConfigPrivate->HiiString == NULL) || (HiiHandle == NULL) || (StringId == 0) || IS_EMPTY_STRING (Language)) {
ASSERT (FALSE);
return NULL;
}
//
// Retrieve the size of the string in the string package for the BestLanguage
//
StringSize = 0;
Status = mRedfishPlatformConfigPrivate->HiiString->GetString (
mRedfishPlatformConfigPrivate->HiiString,
Language,
HiiHandle,
StringId,
&TempString,
&StringSize,
NULL
);
//
// If GetString() returns EFI_SUCCESS for a zero size,
// then there are no supported languages registered for HiiHandle. If GetString()
// returns an error other than EFI_BUFFER_TOO_SMALL, then HiiHandle is not present
// in the HII Database
//
if (Status != EFI_BUFFER_TOO_SMALL) {
return NULL;
}
//
// Allocate a buffer for the return string
//
String = AllocateZeroPool (StringSize);
if (String == NULL) {
return NULL;
}
//
// Retrieve the string from the string package
//
Status = mRedfishPlatformConfigPrivate->HiiString->GetString (
mRedfishPlatformConfigPrivate->HiiString,
Language,
HiiHandle,
StringId,
String,
&StringSize,
NULL
);
if (EFI_ERROR (Status)) {
//
// Free the buffer and return NULL if the supported languages can not be retrieved.
//
FreePool (String);
String = NULL;
}
//
// Return the Null-terminated Unicode string
//
return String;
}
/**
Retrieves a ASCII string from a string package in a given language. The
returned string is allocated using AllocatePool(). The caller is responsible
for freeing the allocated buffer using FreePool().
If HiiHandle is NULL, then ASSERT().
If StringId is 0, then ASSET.
@param[in] HiiHandle A handle that was previously registered in the HII Database.
@param[in] Language The specified configure language to get string.
@param[in] StringId The identifier of the string to retrieved from the string
package associated with HiiHandle.
@retval NULL The string specified by StringId is not present in the string package.
@retval Other The string was returned.
**/
CHAR8 *
HiiGetRedfishAsciiString (
IN EFI_HII_HANDLE HiiHandle,
IN CHAR8 *Language,
IN EFI_STRING_ID StringId
)
{
EFI_STRING HiiString;
CHAR8 *AsciiString;
HiiString = HiiGetRedfishString (HiiHandle, Language, StringId);
if (HiiString == NULL) {
DEBUG ((DEBUG_ERROR, "%a: Can not find string ID: 0x%x with %a\n", __func__, StringId, Language));
return NULL;
}
AsciiString = StrToAsciiStr (HiiString);
FreePool (HiiString);
return AsciiString;
}
/**
Get string from HII database in English language. The returned string is allocated
using AllocatePool(). The caller is responsible for freeing the allocated buffer using
FreePool().
@param[in] HiiHandle A handle that was previously registered in the HII Database.
@param[in] StringId The identifier of the string to retrieved from the string
package associated with HiiHandle.
@retval NULL The string specified by StringId is not present in the string package.
@retval Other The string was returned.
**/
EFI_STRING
HiiGetEnglishString (
IN EFI_HII_HANDLE HiiHandle,
IN EFI_STRING_ID StringId
)
{
return HiiGetRedfishString (HiiHandle, ENGLISH_LANGUAGE_CODE, StringId);
}
/**
Get ASCII string from HII database in English language. The returned string is allocated
using AllocatePool(). The caller is responsible for freeing the allocated buffer using
FreePool().
@param[in] HiiHandle A handle that was previously registered in the HII Database.
@param[in] StringId The identifier of the string to retrieved from the string
package associated with HiiHandle.
@retval NULL The string specified by StringId is not present in the string package.
@retval Other The string was returned.
**/
CHAR8 *
HiiGetEnglishAsciiString (
IN EFI_HII_HANDLE HiiHandle,
IN EFI_STRING_ID StringId
)
{
EFI_STRING HiiString;
CHAR8 *AsciiString;
HiiString = HiiGetRedfishString (HiiHandle, ENGLISH_LANGUAGE_CODE, StringId);
if (HiiString == NULL) {
DEBUG ((DEBUG_ERROR, "%a: Can not find string ID: 0x%x with %a\n", __func__, StringId, ENGLISH_LANGUAGE_CODE));
return NULL;
}
AsciiString = StrToAsciiStr (HiiString);
FreePool (HiiString);
return AsciiString;
}
/**
Check and see if this is supported schema or not.
@param[in] SupportedSchema The list of supported schema.
@param[in] Schema Schema string to be checked.
@retval BOOLEAN TRUE if this is supported schema. FALSE otherwise.
**/
BOOLEAN
CheckSupportedSchema (
IN REDFISH_PLATFORM_CONFIG_SCHEMA *SupportedSchema,
IN CHAR8 *Schema
)
{
UINTN Index;
if ((SupportedSchema == NULL) || IS_EMPTY_STRING (Schema)) {
return FALSE;
}
if (SupportedSchema->Count == 0) {
return FALSE;
}
for (Index = 0; Index < SupportedSchema->Count; Index++) {
if (AsciiStrCmp (SupportedSchema->SchemaList[Index], Schema) == 0) {
return TRUE;
}
}
return FALSE;
}
/**
Get the list of supported schema from the given HII handle.
@param[in] HiiHandle HII handle instance.
@param[out] SupportedSchema Supported schema on this HII handle.
@retval EFI_SUCCESS Schema list is returned.
@retval EFI_INVALID_PARAMETER HiiHandle is NULL or SupportedSchema is NULL.
@retval EFI_NOT_FOUND No supported schema found.
@retval EFI_OUT_OF_RESOURCES System is out of memory.
**/
EFI_STATUS
GetSupportedSchema (
IN EFI_HII_HANDLE HiiHandle,
OUT REDFISH_PLATFORM_CONFIG_SCHEMA *SupportedSchema
)
{
CHAR8 *SupportedLanguages;
UINTN Index;
UINTN LangIndex;
UINTN Count;
UINTN StrSize;
UINTN ListIndex;
if ((HiiHandle == NULL) || (SupportedSchema == NULL)) {
return EFI_INVALID_PARAMETER;
}
SupportedSchema->Count = 0;
SupportedLanguages = HiiGetSupportedLanguages (HiiHandle);
if (SupportedLanguages == NULL) {
return EFI_NOT_FOUND;
}
Index = 0;
LangIndex = 0;
Count = 0;
while (TRUE) {
if ((SupportedLanguages[Index] == ';') || (SupportedLanguages[Index] == '\0')) {
if (AsciiStrnCmp (&SupportedLanguages[LangIndex], X_UEFI_SCHEMA_PREFIX, AsciiStrLen (X_UEFI_SCHEMA_PREFIX)) == 0) {
++Count;
}
LangIndex = Index + 1;
}
if (SupportedLanguages[Index] == '\0') {
break;
}
++Index;
}
if (Count == 0) {
return EFI_NOT_FOUND;
}
SupportedSchema->Count = Count;
SupportedSchema->SchemaList = AllocatePool (sizeof (CHAR8 *) * Count);
if (SupportedSchema->SchemaList == NULL) {
return EFI_OUT_OF_RESOURCES;
}
Index = 0;
LangIndex = 0;
ListIndex = 0;
while (TRUE) {
if ((SupportedLanguages[Index] == ';') || (SupportedLanguages[Index] == '\0')) {
if (AsciiStrnCmp (&SupportedLanguages[LangIndex], X_UEFI_SCHEMA_PREFIX, AsciiStrLen (X_UEFI_SCHEMA_PREFIX)) == 0) {
StrSize = Index - LangIndex;
SupportedSchema->SchemaList[ListIndex] = AllocateCopyPool ((StrSize + 1), &SupportedLanguages[LangIndex]);
SupportedSchema->SchemaList[ListIndex][StrSize] = '\0';
++ListIndex;
}
LangIndex = Index + 1;
}
if (SupportedLanguages[Index] == '\0') {
break;
}
++Index;
}
return EFI_SUCCESS;
}
/**
Search and find statement private instance by given regular expression pattern
which describes the Configure Language.
@param[in] RegularExpressionProtocol Regular express protocol.
@param[in] FormsetList Form-set list to search.
@param[in] Schema Schema to be matched.
@param[in] Pattern Regular expression pattern.
@param[out] StatementList Statement list that match above pattern.
@retval EFI_SUCCESS Statement list is returned.
@retval EFI_INVALID_PARAMETER Input parameter is NULL.
@retval EFI_NOT_READY Regular express protocol is NULL.
@retval EFI_NOT_FOUND No statement is found.
@retval EFI_OUT_OF_RESOURCES System is out of memory.
**/
EFI_STATUS
GetStatementPrivateByConfigureLangRegex (
IN EFI_REGULAR_EXPRESSION_PROTOCOL *RegularExpressionProtocol,
IN LIST_ENTRY *FormsetList,
IN CHAR8 *Schema,
IN EFI_STRING Pattern,
OUT REDFISH_PLATFORM_CONFIG_STATEMENT_PRIVATE_LIST *StatementList
)
{
LIST_ENTRY *HiiFormsetLink;
LIST_ENTRY *HiiFormsetNextLink;
REDFISH_PLATFORM_CONFIG_FORM_SET_PRIVATE *HiiFormsetPrivate;
LIST_ENTRY *HiiFormLink;
LIST_ENTRY *HiiNextFormLink;
REDFISH_PLATFORM_CONFIG_FORM_PRIVATE *HiiFormPrivate;
LIST_ENTRY *HiiStatementLink;
LIST_ENTRY *HiiNextStatementLink;
REDFISH_PLATFORM_CONFIG_STATEMENT_PRIVATE *HiiStatementPrivate;
EFI_STRING TmpString;
UINTN CaptureCount;
BOOLEAN IsMatch;
EFI_STATUS Status;
REDFISH_PLATFORM_CONFIG_STATEMENT_PRIVATE_REF *StatementRef;
if ((FormsetList == NULL) || IS_EMPTY_STRING (Schema) || IS_EMPTY_STRING (Pattern) || (StatementList == NULL)) {
return EFI_INVALID_PARAMETER;
}
if (RegularExpressionProtocol == NULL) {
return EFI_NOT_READY;
}
StatementList->Count = 0;
InitializeListHead (&StatementList->StatementList);
if (IsListEmpty (FormsetList)) {
return EFI_NOT_FOUND;
}
HiiFormsetLink = GetFirstNode (FormsetList);
while (!IsNull (FormsetList, HiiFormsetLink)) {
HiiFormsetNextLink = GetNextNode (FormsetList, HiiFormsetLink);
HiiFormsetPrivate = REDFISH_PLATFORM_CONFIG_FORMSET_FROM_LINK (HiiFormsetLink);
//
// Performance check.
// If there is no desired Redfish schema found, skip this formset.
//
if (!CheckSupportedSchema (&HiiFormsetPrivate->SupportedSchema, Schema)) {
HiiFormsetLink = HiiFormsetNextLink;
continue;
}
HiiFormLink = GetFirstNode (&HiiFormsetPrivate->HiiFormList);
while (!IsNull (&HiiFormsetPrivate->HiiFormList, HiiFormLink)) {
HiiNextFormLink = GetNextNode (&HiiFormsetPrivate->HiiFormList, HiiFormLink);
HiiFormPrivate = REDFISH_PLATFORM_CONFIG_FORM_FROM_LINK (HiiFormLink);
HiiStatementLink = GetFirstNode (&HiiFormPrivate->StatementList);
while (!IsNull (&HiiFormPrivate->StatementList, HiiStatementLink)) {
HiiNextStatementLink = GetNextNode (&HiiFormPrivate->StatementList, HiiStatementLink);
HiiStatementPrivate = REDFISH_PLATFORM_CONFIG_STATEMENT_FROM_LINK (HiiStatementLink);
if ((HiiStatementPrivate->Description != 0) && !HiiStatementPrivate->Suppressed) {
TmpString = HiiGetRedfishString (HiiFormsetPrivate->HiiHandle, Schema, HiiStatementPrivate->Description);
if (TmpString != NULL) {
Status = RegularExpressionProtocol->MatchString (
RegularExpressionProtocol,
TmpString,
Pattern,
&gEfiRegexSyntaxTypePerlGuid,
&IsMatch,
NULL,
&CaptureCount
);
if (EFI_ERROR (Status)) {
DEBUG ((DEBUG_ERROR, "%a: MatchString \"%s\" failed: %r\n", __func__, Pattern, Status));
ASSERT (FALSE);
return Status;
}
//
// Found
//
if (IsMatch) {
StatementRef = AllocateZeroPool (sizeof (REDFISH_PLATFORM_CONFIG_STATEMENT_PRIVATE_REF));
if (StatementRef == NULL) {
return EFI_OUT_OF_RESOURCES;
}
StatementRef->Statement = HiiStatementPrivate;
InsertTailList (&StatementList->StatementList, &StatementRef->Link);
++StatementList->Count;
}
FreePool (TmpString);
}
}
HiiStatementLink = HiiNextStatementLink;
}
HiiFormLink = HiiNextFormLink;
}
HiiFormsetLink = HiiFormsetNextLink;
}
return EFI_SUCCESS;
}
/**
Get statement private instance by the given configure language.
@param[in] FormsetList Form-set list to search.
@param[in] Schema Schema to be matched.
@param[in] ConfigureLang Configure language.
@retval REDFISH_PLATFORM_CONFIG_STATEMENT_PRIVATE * Pointer to statement private instance.
**/
REDFISH_PLATFORM_CONFIG_STATEMENT_PRIVATE *
GetStatementPrivateByConfigureLang (
IN LIST_ENTRY *FormsetList,
IN CHAR8 *Schema,
IN EFI_STRING ConfigureLang
)
{
LIST_ENTRY *HiiFormsetLink;
LIST_ENTRY *HiiFormsetNextLink;
REDFISH_PLATFORM_CONFIG_FORM_SET_PRIVATE *HiiFormsetPrivate;
LIST_ENTRY *HiiFormLink;
LIST_ENTRY *HiiNextFormLink;
REDFISH_PLATFORM_CONFIG_FORM_PRIVATE *HiiFormPrivate;
LIST_ENTRY *HiiStatementLink;
LIST_ENTRY *HiiNextStatementLink;
REDFISH_PLATFORM_CONFIG_STATEMENT_PRIVATE *HiiStatementPrivate;
EFI_STRING TmpString;
if ((FormsetList == NULL) || IS_EMPTY_STRING (Schema) || IS_EMPTY_STRING (ConfigureLang)) {
return NULL;
}
if (IsListEmpty (FormsetList)) {
return NULL;
}
HiiFormsetLink = GetFirstNode (FormsetList);
while (!IsNull (FormsetList, HiiFormsetLink)) {
HiiFormsetNextLink = GetNextNode (FormsetList, HiiFormsetLink);
HiiFormsetPrivate = REDFISH_PLATFORM_CONFIG_FORMSET_FROM_LINK (HiiFormsetLink);
//
// Performance check.
// If there is no desired Redfish schema found, skip this formset.
//
if (!CheckSupportedSchema (&HiiFormsetPrivate->SupportedSchema, Schema)) {
HiiFormsetLink = HiiFormsetNextLink;
continue;
}
HiiFormLink = GetFirstNode (&HiiFormsetPrivate->HiiFormList);
while (!IsNull (&HiiFormsetPrivate->HiiFormList, HiiFormLink)) {
HiiNextFormLink = GetNextNode (&HiiFormsetPrivate->HiiFormList, HiiFormLink);
HiiFormPrivate = REDFISH_PLATFORM_CONFIG_FORM_FROM_LINK (HiiFormLink);
HiiStatementLink = GetFirstNode (&HiiFormPrivate->StatementList);
while (!IsNull (&HiiFormPrivate->StatementList, HiiStatementLink)) {
HiiNextStatementLink = GetNextNode (&HiiFormPrivate->StatementList, HiiStatementLink);
HiiStatementPrivate = REDFISH_PLATFORM_CONFIG_STATEMENT_FROM_LINK (HiiStatementLink);
DEBUG_CODE (
STATIC UINTN Index = 0;
Index++;
DEBUG ((REDFISH_PLATFORM_CONFIG_DEBUG, "%a: [%d] search %s in QID: 0x%x form: 0x%x formset: %g\n", __func__, Index, ConfigureLang, HiiStatementPrivate->QuestionId, HiiFormPrivate->Id, &HiiFormsetPrivate->Guid));
);
if (HiiStatementPrivate->Description != 0) {
TmpString = HiiGetRedfishString (HiiFormsetPrivate->HiiHandle, Schema, HiiStatementPrivate->Description);
if (TmpString != NULL) {
if (StrCmp (TmpString, ConfigureLang) == 0) {
FreePool (TmpString);
return HiiStatementPrivate;
}
FreePool (TmpString);
}
}
HiiStatementLink = HiiNextStatementLink;
}
HiiFormLink = HiiNextFormLink;
}
HiiFormsetLink = HiiFormsetNextLink;
}
return NULL;
}
/**
Get form-set private instance by the given HII handle.
@param[in] HiiHandle HII handle instance.
@param[in] FormsetList Form-set list to search.
@retval REDFISH_PLATFORM_CONFIG_FORM_SET_PRIVATE * Pointer to form-set private instance.
**/
REDFISH_PLATFORM_CONFIG_FORM_SET_PRIVATE *
GetFormsetPrivateByHiiHandle (
IN EFI_HII_HANDLE HiiHandle,
IN LIST_ENTRY *FormsetList
)
{
LIST_ENTRY *HiiFormsetLink;
LIST_ENTRY *HiiFormsetNextLink;
REDFISH_PLATFORM_CONFIG_FORM_SET_PRIVATE *HiiFormsetPrivate;
if ((HiiHandle == NULL) || (FormsetList == NULL)) {
return NULL;
}
if (IsListEmpty (FormsetList)) {
return NULL;
}
HiiFormsetLink = GetFirstNode (FormsetList);
while (!IsNull (FormsetList, HiiFormsetLink)) {
HiiFormsetNextLink = GetNextNode (FormsetList, HiiFormsetLink);
HiiFormsetPrivate = REDFISH_PLATFORM_CONFIG_FORMSET_FROM_LINK (HiiFormsetLink);
if (HiiFormsetPrivate->HiiHandle == HiiHandle) {
return HiiFormsetPrivate;
}
HiiFormsetLink = HiiFormsetNextLink;
}
return NULL;
}
/**
Release formset and all the forms and statements that belong to this formset.
@param[in] FormsetPrivate Pointer to HP_HII_FORM_SET_PRIVATE
@retval EFI_STATUS
**/
EFI_STATUS
ReleaseFormset (
IN REDFISH_PLATFORM_CONFIG_FORM_SET_PRIVATE *FormsetPrivate
)
{
LIST_ENTRY *HiiFormLink;
LIST_ENTRY *HiiNextFormLink;
REDFISH_PLATFORM_CONFIG_FORM_PRIVATE *HiiFormPrivate;
LIST_ENTRY *HiiStatementLink;
LIST_ENTRY *HiiNextStatementLink;
REDFISH_PLATFORM_CONFIG_STATEMENT_PRIVATE *HiiStatementPrivate;
UINTN Index;
if (FormsetPrivate == NULL) {
return EFI_INVALID_PARAMETER;
}
HiiFormLink = GetFirstNode (&FormsetPrivate->HiiFormList);
while (!IsNull (&FormsetPrivate->HiiFormList, HiiFormLink)) {
HiiFormPrivate = REDFISH_PLATFORM_CONFIG_FORM_FROM_LINK (HiiFormLink);
HiiNextFormLink = GetNextNode (&FormsetPrivate->HiiFormList, HiiFormLink);
HiiStatementLink = GetFirstNode (&HiiFormPrivate->StatementList);
while (!IsNull (&HiiFormPrivate->StatementList, HiiStatementLink)) {
HiiStatementPrivate = REDFISH_PLATFORM_CONFIG_STATEMENT_FROM_LINK (HiiStatementLink);
HiiNextStatementLink = GetNextNode (&HiiFormPrivate->StatementList, HiiStatementLink);
//
// HiiStatementPrivate->HiiStatement will be released in DestroyFormSet().
//
if (HiiStatementPrivate->DesStringCache != NULL) {
FreePool (HiiStatementPrivate->DesStringCache);
HiiStatementPrivate->DesStringCache = NULL;
}
RemoveEntryList (&HiiStatementPrivate->Link);
FreePool (HiiStatementPrivate);
HiiStatementLink = HiiNextStatementLink;
}
//
// HiiStatementPrivate->HiiForm will be released in DestroyFormSet().
//
RemoveEntryList (&HiiFormPrivate->Link);
FreePool (HiiFormPrivate);
HiiFormLink = HiiNextFormLink;
}
if (FormsetPrivate->HiiFormSet != NULL) {
DestroyFormSet (FormsetPrivate->HiiFormSet);
FormsetPrivate->HiiFormSet = NULL;
}
if (FormsetPrivate->DevicePathStr != NULL) {
FreePool (FormsetPrivate->DevicePathStr);
}
//
// Release schema list
//
if (FormsetPrivate->SupportedSchema.SchemaList != NULL) {
for (Index = 0; Index < FormsetPrivate->SupportedSchema.Count; Index++) {
FreePool (FormsetPrivate->SupportedSchema.SchemaList[Index]);
}
FreePool (FormsetPrivate->SupportedSchema.SchemaList);
FormsetPrivate->SupportedSchema.SchemaList = NULL;
FormsetPrivate->SupportedSchema.Count = 0;
}
return EFI_SUCCESS;
}
/**
Create new form-set instance.
@retval REDFISH_PLATFORM_CONFIG_FORM_SET_PRIVATE * Pointer to newly created form-set private instance.
**/
REDFISH_PLATFORM_CONFIG_FORM_SET_PRIVATE *
NewFormsetPrivate (
VOID
)
{
REDFISH_PLATFORM_CONFIG_FORM_SET_PRIVATE *NewFormsetPrivate;
NewFormsetPrivate = AllocateZeroPool (sizeof (REDFISH_PLATFORM_CONFIG_FORM_SET_PRIVATE));
if (NewFormsetPrivate == NULL) {
return NULL;
}
//
// Initial newly created formset private data.
//
InitializeListHead (&NewFormsetPrivate->HiiFormList);
return NewFormsetPrivate;
}
/**
Load the HII formset from the given HII handle.
@param[in] HiiHandle Target HII handle to load.
@param[out] FormsetPrivate The formset private data.
@retval EFI_STATUS
**/
EFI_STATUS
LoadFormset (
IN EFI_HII_HANDLE HiiHandle,
OUT REDFISH_PLATFORM_CONFIG_FORM_SET_PRIVATE *FormsetPrivate
)
{
EFI_STATUS Status;
HII_FORMSET *HiiFormSet;
HII_FORM *HiiForm;
LIST_ENTRY *HiiFormLink;
REDFISH_PLATFORM_CONFIG_FORM_PRIVATE *HiiFormPrivate;
HII_STATEMENT *HiiStatement;
LIST_ENTRY *HiiStatementLink;
REDFISH_PLATFORM_CONFIG_STATEMENT_PRIVATE *HiiStatementPrivate;
EFI_GUID ZeroGuid;
EXPRESS_RESULT ExpressionResult;
if ((HiiHandle == NULL) || (FormsetPrivate == NULL)) {
return EFI_INVALID_PARAMETER;
}
HiiFormSet = AllocateZeroPool (sizeof (HII_FORMSET));
if (HiiFormSet == NULL) {
return EFI_OUT_OF_RESOURCES;
}
//
// Find HII formset by the given HII handle.
//
ZeroMem (&ZeroGuid, sizeof (ZeroGuid));
Status = CreateFormSetFromHiiHandle (HiiHandle, &ZeroGuid, HiiFormSet);
if (EFI_ERROR (Status) || IsListEmpty (&HiiFormSet->FormListHead)) {
Status = EFI_NOT_FOUND;
goto ErrorExit;
}
//
// Initialize formset
//
InitializeFormSet (HiiFormSet);
//
// Initialize formset private data.
//
FormsetPrivate->HiiFormSet = HiiFormSet;
FormsetPrivate->HiiHandle = HiiHandle;
CopyGuid (&FormsetPrivate->Guid, &HiiFormSet->Guid);
FormsetPrivate->DevicePathStr = ConvertDevicePathToText (HiiFormSet->DevicePath, FALSE, FALSE);
Status = GetSupportedSchema (FormsetPrivate->HiiHandle, &FormsetPrivate->SupportedSchema);
if (EFI_ERROR (Status)) {
DEBUG ((REDFISH_PLATFORM_CONFIG_DEBUG, "%a: No schema from HII handle: 0x%x found: %r\n", __func__, FormsetPrivate->HiiHandle, Status));
}
HiiFormLink = GetFirstNode (&HiiFormSet->FormListHead);
while (!IsNull (&HiiFormSet->FormListHead, HiiFormLink)) {
HiiForm = HII_FORM_FROM_LINK (HiiFormLink);
HiiFormPrivate = AllocateZeroPool (sizeof (REDFISH_PLATFORM_CONFIG_FORM_PRIVATE));
if (HiiFormPrivate == NULL) {
Status = EFI_OUT_OF_RESOURCES;
goto ErrorExit;
}
//
// Initialize form private data.
//
HiiFormPrivate->HiiForm = HiiForm;
HiiFormPrivate->Id = HiiForm->FormId;
HiiFormPrivate->Title = HiiForm->FormTitle;
HiiFormPrivate->ParentFormset = FormsetPrivate;
HiiFormPrivate->Suppressed = FALSE;
InitializeListHead (&HiiFormPrivate->StatementList);
if ((HiiForm->SuppressExpression != NULL) &&
(EvaluateExpressionList (HiiForm->SuppressExpression, TRUE, HiiFormSet, HiiForm) == ExpressSuppress))
{
HiiFormPrivate->Suppressed = TRUE;
}
HiiStatementLink = GetFirstNode (&HiiForm->StatementListHead);
while (!IsNull (&HiiForm->StatementListHead, HiiStatementLink)) {
HiiStatement = HII_STATEMENT_FROM_LINK (HiiStatementLink);
HiiStatementPrivate = AllocateZeroPool (sizeof (REDFISH_PLATFORM_CONFIG_STATEMENT_PRIVATE));
if (HiiStatementPrivate == NULL) {
Status = EFI_OUT_OF_RESOURCES;
goto ErrorExit;
}
//
// Initialize statement private data.
//
HiiStatementPrivate->HiiStatement = HiiStatement;
HiiStatementPrivate->QuestionId = HiiStatement->QuestionId;
HiiStatementPrivate->Description = HiiStatement->Prompt;
HiiStatementPrivate->Help = HiiStatement->Help;
HiiStatementPrivate->ParentForm = HiiFormPrivate;
HiiStatementPrivate->Flags = HiiStatement->QuestionFlags;
HiiStatementPrivate->StatementData.NumMaximum = HiiStatement->ExtraData.NumData.Maximum;
HiiStatementPrivate->StatementData.NumMinimum = HiiStatement->ExtraData.NumData.Minimum;
HiiStatementPrivate->StatementData.NumStep = HiiStatement->ExtraData.NumData.Step;
HiiStatementPrivate->StatementData.StrMaxSize = HiiStatement->ExtraData.StrData.MaxSize;
HiiStatementPrivate->StatementData.StrMinSize = HiiStatement->ExtraData.StrData.MinSize;
HiiStatementPrivate->Suppressed = FALSE;
HiiStatementPrivate->GrayedOut = FALSE;
//
// Expression
//
if (HiiFormPrivate->Suppressed) {
HiiStatementPrivate->Suppressed = TRUE;
} else {
if (HiiStatement->ExpressionList != NULL) {
ExpressionResult = EvaluateExpressionList (HiiStatement->ExpressionList, TRUE, HiiFormSet, HiiForm);
if (ExpressionResult == ExpressGrayOut) {
HiiStatementPrivate->GrayedOut = TRUE;
} else if (ExpressionResult == ExpressSuppress) {
HiiStatementPrivate->Suppressed = TRUE;
}
}
}
//
// Attach to statement list.
//
InsertTailList (&HiiFormPrivate->StatementList, &HiiStatementPrivate->Link);
HiiStatementLink = GetNextNode (&HiiForm->StatementListHead, HiiStatementLink);
}
//
// Attach to form list.
//
InsertTailList (&FormsetPrivate->HiiFormList, &HiiFormPrivate->Link);
HiiFormLink = GetNextNode (&HiiFormSet->FormListHead, HiiFormLink);
}
return EFI_SUCCESS;
ErrorExit:
//
// Release HiiFormSet if HiiFormSet is not linked to FormsetPrivate yet.
//
if ((HiiFormSet != NULL) && (FormsetPrivate->HiiFormSet != HiiFormSet)) {
DestroyFormSet (HiiFormSet);
}
//
// Release resource when error happens.
//
ReleaseFormset (FormsetPrivate);
return Status;
}
/**
Load formset list on given HII handle.
@param[in] HiiHandle HII handle to load formset list.
@param[out] FormsetList Pointer to formset list returned on given handle.
@retval EFI_STATUS
**/
EFI_STATUS
LoadFormsetList (
IN EFI_HII_HANDLE *HiiHandle,
OUT LIST_ENTRY *FormsetList
)
{
EFI_STATUS Status;
REDFISH_PLATFORM_CONFIG_FORM_SET_PRIVATE *FormsetPrivate;
if ((HiiHandle == NULL) || (FormsetList == NULL)) {
return EFI_INVALID_PARAMETER;
}
FormsetPrivate = GetFormsetPrivateByHiiHandle (HiiHandle, FormsetList);
if (FormsetPrivate != NULL) {
return EFI_ALREADY_STARTED;
}
FormsetPrivate = NewFormsetPrivate ();
if (FormsetPrivate == NULL) {
DEBUG ((DEBUG_ERROR, "%a: out of resource\n", __func__));
return EFI_OUT_OF_RESOURCES;
}
//
// Load formset on the given HII handle.
//
Status = LoadFormset (HiiHandle, FormsetPrivate);
if (EFI_ERROR (Status)) {
DEBUG ((DEBUG_ERROR, "%a: failed to load formset: %r\n", __func__, Status));
FreePool (FormsetPrivate);
return Status;
}
//
// Attach to cache list.
//
InsertTailList (FormsetList, &FormsetPrivate->Link);
DEBUG_CODE (
DumpFormsetList (FormsetList);
);
return EFI_SUCCESS;
}
/**
Release formset list and all the forms that belong to this formset.
@param[in] FormsetList Pointer to formset list that needs to be
released.
@retval EFI_STATUS
**/
EFI_STATUS
ReleaseFormsetList (
IN LIST_ENTRY *FormsetList
)
{
LIST_ENTRY *HiiFormsetLink;
LIST_ENTRY *HiiFormsetNextLink;
REDFISH_PLATFORM_CONFIG_FORM_SET_PRIVATE *HiiFormsetPrivate;
if (FormsetList == NULL) {
return EFI_INVALID_PARAMETER;
}
if (IsListEmpty (FormsetList)) {
return EFI_SUCCESS;
}
HiiFormsetLink = GetFirstNode (FormsetList);
while (!IsNull (FormsetList, HiiFormsetLink)) {
HiiFormsetNextLink = GetNextNode (FormsetList, HiiFormsetLink);
HiiFormsetPrivate = REDFISH_PLATFORM_CONFIG_FORMSET_FROM_LINK (HiiFormsetLink);
//
// Detach from list.
//
RemoveEntryList (&HiiFormsetPrivate->Link);
ReleaseFormset (HiiFormsetPrivate);
FreePool (HiiFormsetPrivate);
HiiFormsetLink = HiiFormsetNextLink;
}
return EFI_SUCCESS;
}
/**
Get all pending list.
@param[in] HiiHandle HII handle instance.
@param[in] PendingList Pending list to keep pending data.
@retval REDFISH_PLATFORM_CONFIG_PENDING_LIST * Pointer to pending list data.
**/
REDFISH_PLATFORM_CONFIG_PENDING_LIST *
GetPendingList (
IN EFI_HII_HANDLE *HiiHandle,
IN LIST_ENTRY *PendingList
)
{
LIST_ENTRY *PendingListLink;
REDFISH_PLATFORM_CONFIG_PENDING_LIST *Target;
if ((HiiHandle == NULL) || (PendingList == NULL)) {
return NULL;
}
if (IsListEmpty (PendingList)) {
return NULL;
}
PendingListLink = GetFirstNode (PendingList);
while (!IsNull (PendingList, PendingListLink)) {
Target = REDFISH_PLATFORM_CONFIG_PENDING_LIST_FROM_LINK (PendingListLink);
if (Target->HiiHandle == HiiHandle) {
return Target;
}
PendingListLink = GetNextNode (PendingList, PendingListLink);
}
return NULL;
}
/**
When HII database is updated. Keep updated HII handle into pending list so
we can process them later.
@param[in] HiiHandle HII handle instance.
@param[in] PendingList Pending list to keep HII handle which is recently updated.
@retval EFI_SUCCESS HII handle is saved in pending list.
@retval EFI_INVALID_PARAMETER HiiHandle is NULL or PendingList is NULL.
@retval EFI_OUT_OF_RESOURCES System is out of memory.
**/
EFI_STATUS
NotifyFormsetUpdate (
IN EFI_HII_HANDLE *HiiHandle,
IN LIST_ENTRY *PendingList
)
{
REDFISH_PLATFORM_CONFIG_PENDING_LIST *TargetPendingList;
if ((HiiHandle == NULL) || (PendingList == NULL)) {
return EFI_INVALID_PARAMETER;
}
//
// Check and see if this HII handle is processed already.
//
TargetPendingList = GetPendingList (HiiHandle, PendingList);
if (TargetPendingList != NULL) {
TargetPendingList->IsDeleted = FALSE;
DEBUG_CODE (
DEBUG ((REDFISH_PLATFORM_CONFIG_DEBUG, "%a: HII handle: 0x%x is updated\n", __func__, HiiHandle));
);
return EFI_SUCCESS;
}
TargetPendingList = AllocateZeroPool (sizeof (REDFISH_PLATFORM_CONFIG_PENDING_LIST));
if (TargetPendingList == NULL) {
return EFI_OUT_OF_RESOURCES;
}
TargetPendingList->HiiHandle = HiiHandle;
TargetPendingList->IsDeleted = FALSE;
InsertTailList (PendingList, &TargetPendingList->Link);
DEBUG_CODE (
DEBUG ((REDFISH_PLATFORM_CONFIG_DEBUG, "%a: HII handle: 0x%x is created\n", __func__, HiiHandle));
);
return EFI_SUCCESS;
}
/**
When HII database is updated and form-set is deleted. Keep deleted HII handle into pending list so
we can process them later.
@param[in] HiiHandle HII handle instance.
@param[in] PendingList Pending list to keep HII handle which is recently updated.
@retval EFI_SUCCESS HII handle is saved in pending list.
@retval EFI_INVALID_PARAMETER HiiHandle is NULL or PendingList is NULL.
@retval EFI_OUT_OF_RESOURCES System is out of memory.
**/
EFI_STATUS
NotifyFormsetDeleted (
IN EFI_HII_HANDLE *HiiHandle,
IN LIST_ENTRY *PendingList
)
{
REDFISH_PLATFORM_CONFIG_PENDING_LIST *TargetPendingList;
if ((HiiHandle == NULL) || (PendingList == NULL)) {
return EFI_INVALID_PARAMETER;
}
//
// Check and see if this HII handle is processed already.
//
TargetPendingList = GetPendingList (HiiHandle, PendingList);
if (TargetPendingList != NULL) {
TargetPendingList->IsDeleted = TRUE;
DEBUG_CODE (
DEBUG ((REDFISH_PLATFORM_CONFIG_DEBUG, "%a: HII handle: 0x%x is updated and deleted\n", __func__, HiiHandle));
);
return EFI_SUCCESS;
}
TargetPendingList = AllocateZeroPool (sizeof (REDFISH_PLATFORM_CONFIG_PENDING_LIST));
if (TargetPendingList == NULL) {
return EFI_OUT_OF_RESOURCES;
}
TargetPendingList->HiiHandle = HiiHandle;
TargetPendingList->IsDeleted = TRUE;
InsertTailList (PendingList, &TargetPendingList->Link);
DEBUG_CODE (
DEBUG ((REDFISH_PLATFORM_CONFIG_DEBUG, "%a: HII handle: 0x%x is deleted\n", __func__, HiiHandle));
);
return EFI_SUCCESS;
}
/**
There are HII database update and we need to process them accordingly so that we
won't use stale data. This function will parse updated HII handle again in order
to get updated data-set.
@param[in] FormsetList List to keep HII form-set.
@param[in] PendingList List to keep HII handle that is updated.
@retval EFI_SUCCESS HII handle is saved in pending list.
@retval EFI_INVALID_PARAMETER FormsetList is NULL or PendingList is NULL.
**/
EFI_STATUS
ProcessPendingList (
IN LIST_ENTRY *FormsetList,
IN LIST_ENTRY *PendingList
)
{
LIST_ENTRY *PendingListLink;
LIST_ENTRY *PendingListNextLink;
REDFISH_PLATFORM_CONFIG_PENDING_LIST *Target;
REDFISH_PLATFORM_CONFIG_FORM_SET_PRIVATE *FormsetPrivate;
EFI_STATUS Status;
if ((FormsetList == NULL) || (PendingList == NULL)) {
return EFI_INVALID_PARAMETER;
}
if (IsListEmpty (PendingList)) {
return EFI_SUCCESS;
}
PendingListLink = GetFirstNode (PendingList);
while (!IsNull (PendingList, PendingListLink)) {
PendingListNextLink = GetNextNode (PendingList, PendingListLink);
Target = REDFISH_PLATFORM_CONFIG_PENDING_LIST_FROM_LINK (PendingListLink);
if (Target->IsDeleted) {
//
// The HII resource on this HII handle is removed. Release the formset.
//
FormsetPrivate = GetFormsetPrivateByHiiHandle (Target->HiiHandle, FormsetList);
if (FormsetPrivate != NULL) {
DEBUG ((REDFISH_PLATFORM_CONFIG_DEBUG, "%a: formset: %g is removed because driver release HII resource it already\n", __func__, FormsetPrivate->Guid));
RemoveEntryList (&FormsetPrivate->Link);
ReleaseFormset (FormsetPrivate);
FreePool (FormsetPrivate);
} else {
DEBUG ((REDFISH_PLATFORM_CONFIG_DEBUG, "%a: formset on HII handle 0x%x was removed already\n", __func__, Target->HiiHandle));
}
} else {
//
// The HII resource on this HII handle is updated/removed.
//
FormsetPrivate = GetFormsetPrivateByHiiHandle (Target->HiiHandle, FormsetList);
if (FormsetPrivate != NULL) {
//
// HII formset already exist, release it and query again.
//
DEBUG ((REDFISH_PLATFORM_CONFIG_DEBUG, "%a: formset: %g is updated. Release current formset\n", __func__, &FormsetPrivate->Guid));
RemoveEntryList (&FormsetPrivate->Link);
ReleaseFormset (FormsetPrivate);
FreePool (FormsetPrivate);
}
Status = LoadFormsetList (Target->HiiHandle, FormsetList);
if (EFI_ERROR (Status)) {
DEBUG ((DEBUG_ERROR, "%a: load formset from HII handle: 0x%x failed: %r\n", __func__, Target->HiiHandle, Status));
}
}
//
// Detach it from list first.
//
RemoveEntryList (&Target->Link);
FreePool (Target);
PendingListLink = PendingListNextLink;
}
return EFI_SUCCESS;
}
/**
Release all resource in statement list.
@param[in] StatementList Statement list to be released.
@retval EFI_SUCCESS All resource are released.
@retval EFI_INVALID_PARAMETER StatementList is NULL.
**/
EFI_STATUS
ReleaseStatementList (
IN REDFISH_PLATFORM_CONFIG_STATEMENT_PRIVATE_LIST *StatementList
)
{
REDFISH_PLATFORM_CONFIG_STATEMENT_PRIVATE_REF *StatementRef;
LIST_ENTRY *NextLink;
if (StatementList == NULL) {
return EFI_INVALID_PARAMETER;
}
if (IsListEmpty (&StatementList->StatementList)) {
return EFI_SUCCESS;
}
NextLink = GetFirstNode (&StatementList->StatementList);
while (!IsNull (&StatementList->StatementList, NextLink)) {
StatementRef = REDFISH_PLATFORM_CONFIG_STATEMENT_REF_FROM_LINK (NextLink);
NextLink = GetNextNode (&StatementList->StatementList, NextLink);
RemoveEntryList (&StatementRef->Link);
FreePool (StatementRef);
}
return EFI_SUCCESS;
}
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