+++ /dev/null
-/*++\r
-\r
-Copyright (c) 2004 - 2010, Intel Corporation. All rights reserved.<BR>\r
-This program and the accompanying materials\r
-are licensed and made available under the terms and conditions of the BSD License\r
-which accompanies this distribution. The full text of the license may be found at\r
-http://opensource.org/licenses/bsd-license.php\r
-\r
-THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
-WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
-\r
-Module Name:\r
-\r
- IfrParse.c \r
-\r
-Abstract:\r
-\r
- Routines for parsing and managing HII IFR packs.\r
-\r
---*/\r
-\r
-#include <stdio.h>\r
-#include <string.h>\r
-#include <stdlib.h>\r
-\r
-#include "Tiano.h"\r
-#include "EfiUtilityMsgs.h"\r
-#include "EfiInternalFormRepresentation.h"\r
-#include "Hii.h"\r
-#include "IfrParse.h"\r
-#include "HiiPack.h"\r
-\r
-typedef struct _VARIABLE_STORE_ENTRY {\r
- struct _VARIABLE_STORE_ENTRY *Next;\r
- CHAR8 VarName[MAX_VARIABLE_NAME];\r
- char *VarBuffer;\r
- int VarBufferSize;\r
- EFI_HII_VARIABLE_PACK *VarPack;\r
- int VarPackSize;\r
-} VARIABLE_STORE_ENTRY;\r
-\r
-typedef STATUS (*IFR_PARSE_FUNCTION) (IFR_PARSE_CONTEXT * Context);\r
-\r
-typedef struct {\r
- INT8 *Name;\r
- INT32 Size;\r
- IFR_PARSE_FUNCTION Parse;\r
-} IFR_PARSE_TABLE_ENTRY;\r
-\r
-static\r
-STATUS\r
-IfrParse01 (\r
- IFR_PARSE_CONTEXT *Context\r
- );\r
-static\r
-STATUS\r
-IfrParse02 (\r
- IFR_PARSE_CONTEXT *Context\r
- );\r
-static\r
-STATUS\r
-IfrParse03 (\r
- IFR_PARSE_CONTEXT *Context\r
- );\r
-static\r
-STATUS\r
-IfrParse05 (\r
- IFR_PARSE_CONTEXT *Context\r
- );\r
-static\r
-STATUS\r
-IfrParse06 (\r
- IFR_PARSE_CONTEXT *Context\r
- );\r
-static\r
-STATUS\r
-IfrParse07 (\r
- IFR_PARSE_CONTEXT *Context\r
- );\r
-static\r
-STATUS\r
-IfrParse08 (\r
- IFR_PARSE_CONTEXT *Context\r
- );\r
-static\r
-STATUS\r
-IfrParse09 (\r
- IFR_PARSE_CONTEXT *Context\r
- );\r
-static\r
-STATUS\r
-IfrParse0A (\r
- IFR_PARSE_CONTEXT *Context\r
- );\r
-static\r
-STATUS\r
-IfrParse0B (\r
- IFR_PARSE_CONTEXT *Context\r
- );\r
-static\r
-STATUS\r
-IfrParse0C (\r
- IFR_PARSE_CONTEXT *Context\r
- );\r
-static\r
-STATUS\r
-IfrParse0D (\r
- IFR_PARSE_CONTEXT *Context\r
- );\r
-static\r
-STATUS\r
-IfrParse0E (\r
- IFR_PARSE_CONTEXT *Context\r
- );\r
-static\r
-STATUS\r
-IfrParse0F (\r
- IFR_PARSE_CONTEXT *Context\r
- );\r
-static\r
-STATUS\r
-IfrParse10 (\r
- IFR_PARSE_CONTEXT *Context\r
- );\r
-static\r
-STATUS\r
-IfrParse11 (\r
- IFR_PARSE_CONTEXT *Context\r
- );\r
-static\r
-STATUS\r
-IfrParse12 (\r
- IFR_PARSE_CONTEXT *Context\r
- );\r
-static\r
-STATUS\r
-IfrParse13 (\r
- IFR_PARSE_CONTEXT *Context\r
- );\r
-static\r
-STATUS\r
-IfrParse14 (\r
- IFR_PARSE_CONTEXT *Context\r
- );\r
-static\r
-STATUS\r
-IfrParse15 (\r
- IFR_PARSE_CONTEXT *Context\r
- );\r
-static\r
-STATUS\r
-IfrParse16 (\r
- IFR_PARSE_CONTEXT *Context\r
- );\r
-static\r
-STATUS\r
-IfrParse17 (\r
- IFR_PARSE_CONTEXT *Context\r
- );\r
-static\r
-STATUS\r
-IfrParse18 (\r
- IFR_PARSE_CONTEXT *Context\r
- );\r
-static\r
-STATUS\r
-IfrParse19 (\r
- IFR_PARSE_CONTEXT *Context\r
- );\r
-static\r
-STATUS\r
-IfrParse1A (\r
- IFR_PARSE_CONTEXT *Context\r
- );\r
-static\r
-STATUS\r
-IfrParse1B (\r
- IFR_PARSE_CONTEXT *Context\r
- );\r
-static\r
-STATUS\r
-IfrParse1C (\r
- IFR_PARSE_CONTEXT *Context\r
- );\r
-static\r
-STATUS\r
-IfrParse1D (\r
- IFR_PARSE_CONTEXT *Context\r
- );\r
-static\r
-STATUS\r
-IfrParse1E (\r
- IFR_PARSE_CONTEXT *Context\r
- );\r
-static\r
-STATUS\r
-IfrParse1F (\r
- IFR_PARSE_CONTEXT *Context\r
- );\r
-static\r
-STATUS\r
-IfrParse20 (\r
- IFR_PARSE_CONTEXT *Context\r
- );\r
-static\r
-STATUS\r
-IfrParse21 (\r
- IFR_PARSE_CONTEXT *Context\r
- );\r
-static\r
-STATUS\r
-IfrParse22 (\r
- IFR_PARSE_CONTEXT *Context\r
- );\r
-static\r
-STATUS\r
-IfrParse23 (\r
- IFR_PARSE_CONTEXT *Context\r
- );\r
-static\r
-STATUS\r
-IfrParse24 (\r
- IFR_PARSE_CONTEXT *Context\r
- );\r
-static\r
-STATUS\r
-IfrParse25 (\r
- IFR_PARSE_CONTEXT *Context\r
- );\r
-static\r
-STATUS\r
-IfrParse26 (\r
- IFR_PARSE_CONTEXT *Context\r
- );\r
-static\r
-STATUS\r
-IfrParse27 (\r
- IFR_PARSE_CONTEXT *Context\r
- );\r
-static\r
-STATUS\r
-IfrParse28 (\r
- IFR_PARSE_CONTEXT *Context\r
- );\r
-static\r
-STATUS\r
-IfrParse29 (\r
- IFR_PARSE_CONTEXT *Context\r
- );\r
-static\r
-STATUS\r
-IfrParse2A (\r
- IFR_PARSE_CONTEXT *Context\r
- );\r
-\r
-static const IFR_PARSE_TABLE_ENTRY mIfrParseTable[] = {\r
- {\r
- 0,\r
- 0,\r
- NULL\r
- }, // invalid\r
- {\r
- "EFI_IFR_FORM",\r
- sizeof (EFI_IFR_FORM),\r
- IfrParse01\r
- },\r
- {\r
- "EFI_IFR_SUBTITLE",\r
- sizeof (EFI_IFR_SUBTITLE),\r
- IfrParse02\r
- },\r
- {\r
- "EFI_IFR_TEXT",\r
- -6,\r
- IfrParse03\r
- }, // sizeof (EFI_IFR_TEXT) },\r
- {\r
- "unused 0x04 opcode",\r
- 0,\r
- NULL\r
- }, // EFI_IFR_GRAPHIC_OP\r
- {\r
- "EFI_IFR_ONE_OF",\r
- sizeof (EFI_IFR_ONE_OF),\r
- IfrParse05\r
- },\r
- {\r
- "EFI_IFR_CHECK_BOX",\r
- sizeof (EFI_IFR_CHECK_BOX),\r
- IfrParse06\r
- },\r
- {\r
- "EFI_IFR_NUMERIC",\r
- sizeof (EFI_IFR_NUMERIC),\r
- IfrParse07\r
- },\r
- {\r
- "EFI_IFR_PASSWORD",\r
- sizeof (EFI_IFR_PASSWORD),\r
- IfrParse08\r
- },\r
- {\r
- "EFI_IFR_ONE_OF_OPTION",\r
- sizeof (EFI_IFR_ONE_OF_OPTION),\r
- IfrParse09\r
- },\r
- {\r
- "EFI_IFR_SUPPRESS",\r
- sizeof (EFI_IFR_SUPPRESS),\r
- IfrParse0A\r
- },\r
- {\r
- "EFI_IFR_END_FORM",\r
- sizeof (EFI_IFR_END_FORM),\r
- IfrParse0B\r
- },\r
- {\r
- "EFI_IFR_HIDDEN",\r
- sizeof (EFI_IFR_HIDDEN),\r
- IfrParse0C\r
- },\r
- {\r
- "EFI_IFR_END_FORM_SET",\r
- sizeof (EFI_IFR_END_FORM_SET),\r
- IfrParse0D\r
- },\r
- {\r
- "EFI_IFR_FORM_SET",\r
- sizeof (EFI_IFR_FORM_SET),\r
- IfrParse0E\r
- },\r
- {\r
- "EFI_IFR_REF",\r
- sizeof (EFI_IFR_REF),\r
- IfrParse0F\r
- },\r
- {\r
- "EFI_IFR_END_ONE_OF",\r
- sizeof (EFI_IFR_END_ONE_OF),\r
- IfrParse10\r
- },\r
- {\r
- "EFI_IFR_INCONSISTENT",\r
- sizeof (EFI_IFR_INCONSISTENT),\r
- IfrParse11\r
- },\r
- {\r
- "EFI_IFR_EQ_ID_VAL",\r
- sizeof (EFI_IFR_EQ_ID_VAL),\r
- IfrParse12\r
- },\r
- {\r
- "EFI_IFR_EQ_ID_ID",\r
- sizeof (EFI_IFR_EQ_ID_ID),\r
- IfrParse13\r
- },\r
- {\r
- "EFI_IFR_EQ_ID_LIST",\r
- -(int) (sizeof (EFI_IFR_EQ_ID_LIST)),\r
- IfrParse14\r
- },\r
- {\r
- "EFI_IFR_AND",\r
- sizeof (EFI_IFR_AND),\r
- IfrParse15\r
- },\r
- {\r
- "EFI_IFR_OR",\r
- sizeof (EFI_IFR_OR),\r
- IfrParse16\r
- },\r
- {\r
- "EFI_IFR_NOT",\r
- sizeof (EFI_IFR_NOT),\r
- IfrParse17\r
- },\r
- {\r
- "EFI_IFR_END_IF",\r
- sizeof (EFI_IFR_END_IF),\r
- IfrParse18\r
- },\r
- {\r
- "EFI_IFR_GRAYOUT",\r
- sizeof (EFI_IFR_GRAYOUT),\r
- IfrParse19\r
- },\r
- {\r
- "EFI_IFR_DATE",\r
- sizeof (EFI_IFR_DATE) / 3,\r
- IfrParse1A\r
- },\r
- {\r
- "EFI_IFR_TIME",\r
- sizeof (EFI_IFR_TIME) / 3,\r
- IfrParse1B\r
- },\r
- {\r
- "EFI_IFR_STRING",\r
- sizeof (EFI_IFR_STRING),\r
- IfrParse1C\r
- },\r
- {\r
- "EFI_IFR_LABEL",\r
- sizeof (EFI_IFR_LABEL),\r
- IfrParse1D\r
- },\r
- {\r
- "EFI_IFR_SAVE_DEFAULTS",\r
- sizeof (EFI_IFR_SAVE_DEFAULTS),\r
- IfrParse1E\r
- },\r
- {\r
- "EFI_IFR_RESTORE_DEFAULTS",\r
- sizeof (EFI_IFR_RESTORE_DEFAULTS),\r
- IfrParse1F\r
- },\r
- {\r
- "EFI_IFR_BANNER",\r
- sizeof (EFI_IFR_BANNER),\r
- IfrParse20\r
- },\r
- {\r
- "EFI_IFR_INVENTORY",\r
- sizeof (EFI_IFR_INVENTORY),\r
- IfrParse21\r
- },\r
- {\r
- "EFI_IFR_EQ_VAR_VAL_OP",\r
- sizeof (EFI_IFR_EQ_VAR_VAL),\r
- IfrParse22\r
- },\r
- {\r
- "EFI_IFR_ORDERED_LIST_OP",\r
- sizeof (EFI_IFR_ORDERED_LIST),\r
- IfrParse23\r
- },\r
- {\r
- "EFI_IFR_VARSTORE_OP",\r
- -(int) (sizeof (EFI_IFR_VARSTORE)),\r
- IfrParse24\r
- },\r
- {\r
- "EFI_IFR_VARSTORE_SELECT_OP",\r
- sizeof (EFI_IFR_VARSTORE_SELECT),\r
- IfrParse25\r
- },\r
- {\r
- "EFI_IFR_VARSTORE_SELECT_PAIR_OP",\r
- sizeof (EFI_IFR_VARSTORE_SELECT_PAIR),\r
- IfrParse26\r
- },\r
- {\r
- "EFI_IFR_TRUE",\r
- sizeof (EFI_IFR_TRUE),\r
- IfrParse27\r
- },\r
- {\r
- "EFI_IFR_FALSE",\r
- sizeof (EFI_IFR_FALSE),\r
- IfrParse28\r
- },\r
- {\r
- "EFI_IFR_GT",\r
- sizeof (EFI_IFR_GT),\r
- IfrParse29\r
- },\r
- {\r
- "EFI_IFR_GE",\r
- sizeof (EFI_IFR_GE),\r
- IfrParse2A\r
- },\r
-};\r
-#define PARSE_TABLE_ENTRIES (ARRAY_SIZE (mIfrParseTable))\r
-\r
-static\r
-STATUS\r
-GetVarStoreInfo (\r
- IFR_PARSE_CONTEXT *Context,\r
- UINT16 VarId,\r
- EFI_GUID **VarStoreGuid,\r
- char **VarStoreName\r
- );\r
-\r
-static\r
-void\r
-FreeVarStores (\r
- VOID\r
- );\r
-\r
-static\r
-STATUS\r
-CreateVarStore (\r
- EFI_GUID *VarGuid,\r
- CHAR8 *VarName,\r
- int VarStoreSize\r
- );\r
-\r
-static\r
-STATUS\r
-SetDefaults (\r
- IFR_PARSE_CONTEXT *Context,\r
- UINT32 MfgDefaults\r
- );\r
-\r
-//\r
-// Globals\r
-//\r
-static IFR_PARSE_CONTEXT *mParseContext = NULL;\r
-static VARIABLE_STORE_ENTRY *mVariableStores = NULL;\r
-static int BreakOnOpcodeTag = 0;\r
-static int OpcodeTag = 1;\r
-\r
-/*****************************************************************************/\r
-STATUS\r
-IfrParseCheck (\r
- char *Buffer,\r
- long BufferSize\r
- )\r
-/*++\r
-\r
-Routine Description:\r
-\r
- Check a buffer to ensure that is is parseable IFR\r
- \r
-Arguments:\r
-\r
- Buffer - pointer to raw IFR bytes\r
- BufferSize - size of IFR pointed to by Buffer\r
-\r
-Returns:\r
-\r
- STATUS_SUCCESS if successful\r
- STATUS_ERROR otherwise\r
- \r
---*/\r
-{\r
- char *Start;\r
-\r
- char *End;\r
-\r
- char *Pos;\r
- EFI_IFR_OP_HEADER *OpHeader;\r
- char *FileName;\r
- FileName = "";\r
- //\r
- // Walk the list of IFR statements in the IFR pack\r
- //\r
- Start = Buffer;\r
- Pos = Buffer;\r
- End = Start + BufferSize;\r
- while ((Pos >= Start) && (Pos < End)) {\r
- OpHeader = (EFI_IFR_OP_HEADER *) Pos;\r
- //\r
- // Check range on size\r
- //\r
- if (Pos + OpHeader->Length > End) {\r
- Error (NULL, 0, 0, FileName, "invalid IFR opcode size at offset 0x%X", (int) Pos - (int) Start);\r
- return STATUS_ERROR;\r
- }\r
-\r
- if (OpHeader->Length == 0) {\r
- Error (NULL, 0, 0, FileName, "IFR opcode size=0 at offset 0x%X", (int) Pos - (int) Start);\r
- return STATUS_ERROR;\r
- }\r
- //\r
- // See if it's the END_FORMSET opcode\r
- //\r
- if (OpHeader->OpCode == EFI_IFR_END_FORM_SET_OP) {\r
- break;\r
- }\r
- //\r
- // Advance to next IFR statement/opcode\r
- //\r
- Pos += OpHeader->Length;\r
- }\r
-\r
- return STATUS_SUCCESS;\r
-}\r
-\r
-STATUS\r
-IfrParseInit (\r
- VOID\r
- )\r
-/*++\r
-\r
-Routine Description:\r
-\r
- Initialize this module for IFR pack parsing\r
- \r
-Arguments:\r
-\r
-Returns:\r
-\r
- STATUS_SUCCESS always\r
- \r
---*/\r
-{\r
- return STATUS_SUCCESS;\r
-}\r
-\r
-STATUS\r
-IfrParseEnd (\r
- VOID\r
- )\r
-/*++\r
-\r
-Routine Description:\r
-\r
- Free up memory allocated during IFR pack parsing done by this module\r
- \r
-Arguments:\r
- None\r
-\r
-Returns:\r
-\r
- STATUS_SUCCESS always\r
- \r
---*/\r
-{\r
- IFR_PARSE_CONTEXT *NextContext;\r
- IFR_PARSE_ENTRY *NextEntry;\r
- //\r
- // Free up the memory from our parse contexts\r
- //\r
- while (mParseContext != NULL) {\r
- while (mParseContext->Ifr != NULL) {\r
- NextEntry = mParseContext->Ifr->Next;\r
- //\r
- // We pointed directly into the user buffer, rather than make\r
- // a copy, so don't free up the bytes.\r
- //\r
- free (mParseContext->Ifr);\r
- mParseContext->Ifr = NextEntry;\r
- }\r
-\r
- NextContext = mParseContext->Next;\r
- free (mParseContext->PackHeader);\r
- free (mParseContext);\r
- mParseContext = NextContext;\r
- }\r
-\r
- return STATUS_SUCCESS;\r
-}\r
-\r
-static\r
-void\r
-FreeVarStores (\r
- VOID\r
- )\r
-/*++\r
-\r
-Routine Description:\r
-\r
- GC_TODO: Add function description\r
-\r
-Arguments:\r
-\r
- None\r
-\r
-Returns:\r
-\r
- GC_TODO: add return values\r
-\r
---*/\r
-{\r
- VARIABLE_STORE_ENTRY *NextVarStore;\r
- //\r
- // Free up memory from our variable stores\r
- //\r
- while (mVariableStores != NULL) {\r
- if (mVariableStores->VarPack != NULL) {\r
- free (mVariableStores->VarPack);\r
- }\r
-\r
- NextVarStore = mVariableStores->Next;\r
- free (mVariableStores);\r
- mVariableStores = NextVarStore;\r
- }\r
-}\r
-\r
-/******************************************************************************\r
- FUNCTION: IfrParsePack() \r
- \r
- DESCRIPTION: Given a pointer to an IFR pack, parse it to create a linked\r
- list of opcodes and relevant data required for later dumping.\r
-\r
-\r
-*******************************************************************************/\r
-STATUS\r
-IfrParsePack (\r
- int Handle,\r
- EFI_HII_IFR_PACK *PackHeader,\r
- EFI_GUID *PackageGuid\r
- )\r
-/*++\r
-\r
-Routine Description:\r
-\r
- Given a pointer to an IFR pack, parse it to create a linked\r
- list of opcodes and relevant data required for later dumping.\r
- \r
-Arguments:\r
-\r
- Handle - the handle number associated with this IFR pack. It\r
- can be used later to retrieve more info on the particular\r
- pack\r
- PackHeader - pointer to IFR pack to parse\r
- PackageGuid - on input, it comes from the HII data table entry for this pack. \r
- On output, we'll return the IFR formset GUID.\r
-\r
-Returns:\r
-\r
- STATUS_SUCCESS always\r
-\r
---*/\r
-{\r
- EFI_IFR_OP_HEADER *OpHeader;\r
- IFR_PARSE_CONTEXT *Context;\r
- IFR_PARSE_CONTEXT *TempContext;\r
- IFR_PARSE_ENTRY *IfrEntry;\r
- //\r
- // Initialize our context\r
- //\r
- Context = (IFR_PARSE_CONTEXT *) malloc (sizeof (IFR_PARSE_CONTEXT));\r
- if (Context == NULL) {\r
- Error (NULL, 0, 0, "memory allocation failure", NULL);\r
- return STATUS_ERROR;\r
- }\r
-\r
- memset ((void *) Context, 0, sizeof (IFR_PARSE_CONTEXT));\r
- //\r
- // Cache a copy of the input pack so the caller can free their copy\r
- //\r
- Context->PackHeader = (EFI_HII_IFR_PACK *) malloc (PackHeader->Header.Length);\r
- if (Context->PackHeader == NULL) {\r
- Error (NULL, 0, 0, "memory allocation failure", NULL);\r
- free (Context);\r
- return STATUS_ERROR;\r
- }\r
-\r
- memcpy (Context->PackHeader, PackHeader, PackHeader->Header.Length);\r
- Context->IfrBufferStart = (char *) (Context->PackHeader + 1);\r
- Context->CurrentPos = Context->IfrBufferStart;\r
- Context->IfrBufferLen = PackHeader->Header.Length - sizeof (EFI_HII_IFR_PACK);\r
- Context->Handle = Handle;\r
- Context->FormsetGuid = &Context->NullGuid;\r
- Context->PackageGuid = *PackageGuid;\r
- //\r
- // Add it to the end of our list\r
- //\r
- if (mParseContext == NULL) {\r
- mParseContext = Context;\r
- } else {\r
- TempContext = mParseContext;\r
- while (TempContext->Next != NULL) {\r
- TempContext = TempContext->Next;\r
- }\r
-\r
- TempContext->Next = Context;\r
- }\r
- //\r
- // Walk the opcodes in the pack\r
- //\r
- while\r
- (\r
- (Context->CurrentPos >= Context->IfrBufferStart) &&\r
- (Context->CurrentPos < Context->IfrBufferStart + Context->IfrBufferLen)\r
- ) {\r
- OpHeader = (EFI_IFR_OP_HEADER *) Context->CurrentPos;\r
- //\r
- // Allocate a new IFR entry to put in our linked list, then\r
- // point directly to the caller's raw data.\r
- //\r
- IfrEntry = (IFR_PARSE_ENTRY *) malloc (sizeof (IFR_PARSE_ENTRY));\r
- if (IfrEntry == NULL) {\r
- Error (NULL, 0, 0, "memory allocation failure", NULL);\r
- free (Context->PackHeader);\r
- free (Context);\r
- return STATUS_ERROR;\r
- }\r
-\r
- memset ((void *) IfrEntry, 0, sizeof (IFR_PARSE_ENTRY));\r
- IfrEntry->Tag = ++OpcodeTag;\r
- if (OpcodeTag == BreakOnOpcodeTag) {\r
- EFI_BREAKPOINT ();\r
- }\r
-\r
- IfrEntry->RawIfrHeader = (EFI_IFR_OP_HEADER *) (Context->CurrentPos);\r
- //\r
- // Add this entry to our linked list. If it's not the first, then\r
- // forward the variable store settings from the previous entry.\r
- //\r
- if (Context->LastIfr != NULL) {\r
- IfrEntry->VarStoreGuid1 = Context->LastIfr->VarStoreGuid1;\r
- IfrEntry->VarStoreName1 = Context->LastIfr->VarStoreName1;\r
- IfrEntry->VarStoreGuid2 = Context->LastIfr->VarStoreGuid2;\r
- IfrEntry->VarStoreName2 = Context->LastIfr->VarStoreName2;\r
- Context->LastIfr->Next = IfrEntry;\r
- } else {\r
- Context->Ifr = IfrEntry;\r
- }\r
-\r
- Context->LastIfr = IfrEntry;\r
- //\r
- // Switch on the opcode to parse it\r
- //\r
- if (OpHeader->OpCode < PARSE_TABLE_ENTRIES) {\r
- if (mIfrParseTable[OpHeader->OpCode].Parse != NULL) {\r
- mIfrParseTable[OpHeader->OpCode].Parse (Context);\r
- }\r
- } else {\r
- Error (\r
- NULL,\r
- 0,\r
- 0,\r
- "invalid opcode found in IFR",\r
- "offset=0x%X opcode=0x%02X",\r
- (int) OpHeader - (int) Context->PackHeader,\r
- (int) OpHeader->OpCode\r
- );\r
- free (IfrEntry);\r
- free (Context->PackHeader);\r
- free (Context);\r
- return STATUS_ERROR;\r
- }\r
- //\r
- // If it's the END_FORMSET opcode, then we're done\r
- //\r
- if (OpHeader->OpCode == EFI_IFR_END_FORM_SET_OP) {\r
- break;\r
- }\r
- //\r
- // Advance to next IFR statement/opcode\r
- //\r
- if (OpHeader->Length == 0) {\r
- Error (NULL, 0, 0, "0-length IFR opcode encountered", NULL);\r
- free (IfrEntry);\r
- free (Context->PackHeader);\r
- free (Context);\r
- return STATUS_ERROR;\r
- }\r
-\r
- Context->CurrentPos += OpHeader->Length;\r
- }\r
- //\r
- // Return the form GUID.\r
- //\r
- *PackageGuid = *Context->FormsetGuid; \r
- return STATUS_SUCCESS;\r
-}\r
-\r
-/******************************************************************************\r
- FUNCTION: GetVarStoreInfo()\r
- \r
- DESCRIPTION: IFR contains VARSTORE opcodes to specify where variable data \r
- for following opcodes is supposed to be stored. One VARSTORE statement\r
- allows you to specify the variable store GUID and a key, and another\r
- VARSTORE (select) allows you to specify the key of a VARSTORE statement. \r
- Given the key from a VARSTORE_SELECT statement, go find the corresponding\r
- VARSTORE statement with a matching key and return the varstore GUID and \r
- name. If key == 0, then the variable store is FormsetGuid."Setup"\r
-*******************************************************************************/\r
-static\r
-STATUS\r
-GetVarStoreInfo (\r
- IFR_PARSE_CONTEXT *Context,\r
- UINT16 VarId,\r
- EFI_GUID **VarStoreGuid,\r
- char **VarStoreName\r
- )\r
-/*++\r
-\r
-Routine Description:\r
-\r
- Get variable store information from an IFR pack for a given variable store ID.\r
- \r
-Arguments:\r
-\r
- Context - pointer to IFR parse context\r
- VarId - variable store ID referenced by IFR being parsed\r
- VarStoreGuid - outgoing GUID of the variable store corresponding to VarId\r
- VarStoreName - outgoing variable name of variable store corresponding to VarId\r
-\r
-Returns:\r
-\r
- STATUS_SUCCESS - variable store with matching VarId found, and outoing GUID/Name are valid\r
- STATUS_ERROR - otherwise\r
-\r
---*/\r
-{\r
- IFR_PARSE_ENTRY *Ptr;\r
- EFI_IFR_VARSTORE *VarStore;\r
- if (Context == NULL) {\r
- return STATUS_ERROR;\r
- }\r
-\r
- //\r
- // Walk the entire IFR form and find a variable store opcode that\r
- // has a matching variable store ID.\r
- //\r
- for (Ptr = Context->Ifr; Ptr != NULL; Ptr = Ptr->Next) {\r
- if (Ptr->RawIfrHeader->OpCode == EFI_IFR_FORM_SET_OP) {\r
- if (VarId == 0) {\r
- *VarStoreGuid = &((EFI_IFR_FORM_SET *) (Ptr->RawIfrHeader))->Guid;\r
- *VarStoreName = DEFAULT_VARIABLE_NAME;\r
- return STATUS_SUCCESS;\r
- }\r
- } else if (Ptr->RawIfrHeader->OpCode == EFI_IFR_VARSTORE_OP) {\r
- //\r
- // See if it's a variable ID match\r
- //\r
- VarStore = (EFI_IFR_VARSTORE *) Ptr->RawIfrHeader;\r
- if (VarStore->VarId == VarId) {\r
- *VarStoreGuid = &VarStore->Guid;\r
- *VarStoreName = (char *) (VarStore + 1);\r
- return STATUS_SUCCESS;\r
- }\r
- }\r
- }\r
-\r
- return STATUS_ERROR;\r
-}\r
-\r
-STATUS\r
-IfrSetDefaults (\r
- int MfgDefaults\r
- )\r
-/*++\r
-\r
-Routine Description:\r
-\r
- Go through all the IFR forms we've parsed so far and create and set variable\r
- defaults.\r
- \r
-Arguments:\r
-\r
- MfgDefaults - non-zero if manufacturing defaults are desired\r
-\r
-Returns:\r
-\r
- STATUS_SUCCESS - always\r
-\r
---*/\r
-{\r
- IFR_PARSE_CONTEXT *Context;\r
- //\r
- // First free up any variable stores we've created so far.\r
- //\r
- FreeVarStores ();\r
- for (Context = mParseContext; Context != NULL; Context = Context->Next) {\r
- //\r
- // Call our internal function to handle it\r
- //\r
- SetDefaults (Context, MfgDefaults);\r
- }\r
-\r
- return STATUS_SUCCESS;\r
-\r
-}\r
-\r
-/******************************************************************************/\r
-STATUS\r
-IfrGetIfrPack (\r
- int Handle,\r
- EFI_HII_IFR_PACK **PackHeader,\r
- EFI_GUID *FormsetGuid\r
- )\r
-/*++\r
-\r
-Routine Description:\r
-\r
- GC_TODO: Add function description\r
-\r
-Arguments:\r
-\r
- Handle - GC_TODO: add argument description\r
- PackHeader - GC_TODO: add argument description\r
- FormsetGuid - GC_TODO: add argument description\r
-\r
-Returns:\r
-\r
- GC_TODO: add return values\r
-\r
---*/\r
-{\r
- IFR_PARSE_CONTEXT *Context;\r
-\r
- for (Context = mParseContext; Context != NULL; Context = Context->Next) {\r
- if (Context->Handle == Handle) {\r
- *PackHeader = Context->PackHeader;\r
- memcpy (FormsetGuid, Context->FormsetGuid, sizeof (EFI_GUID));\r
- return STATUS_SUCCESS;\r
- }\r
- }\r
-\r
- return STATUS_ERROR;\r
-}\r
-\r
-STATUS\r
-IfrReferencesVarPack (\r
- int IfrHandle,\r
- EFI_HII_VARIABLE_PACK *VarPack\r
- )\r
-/*++\r
-\r
-Routine Description:\r
-\r
- Given an HII handle number (which corrresponds to a handle number passed \r
- in to IfrParsePack()), see if the IFR references the specified variable\r
- pack.\r
- \r
-Arguments:\r
-\r
- IfrHandle - handle number for the IFR pack to check (passed to IfrParsePack())\r
- VarPack - variable pack to check to see if the IFR references\r
-\r
-Returns:\r
-\r
- STATUS_SUCCESS if the IFR on the given handle references the variable pack\r
- STATUS_WARNING the IFR does not reference the variable pack\r
- STATUS_ERROR invalid IFR handle\r
- \r
---*/\r
-{\r
- IFR_PARSE_CONTEXT *Context;\r
- char VarName[MAX_VARIABLE_NAME];\r
- IFR_PARSE_ENTRY *ParseEntry;\r
-\r
- for (Context = mParseContext; Context != NULL; Context = Context->Next) {\r
- if (Context->Handle == IfrHandle) {\r
- //\r
- // Create an ASCII version of the variable name, since that's what is\r
- // referenced in IFR.\r
- //\r
- sprintf (VarName, "%S", (CHAR16 *) (VarPack + 1));\r
- //\r
- // Walk all the opcodes and see if the IFR references this variable pack\r
- //\r
- for (ParseEntry = Context->Ifr; ParseEntry != NULL; ParseEntry = ParseEntry->Next) {\r
- //\r
- // Check for Name.Guid match for primary IFR variable store\r
- //\r
- if ((strcmp (VarName, ParseEntry->VarStoreName1) == 0) &&\r
- (memcmp (&VarPack->VariableGuid, ParseEntry->VarStoreGuid1, sizeof (EFI_GUID)) == 0)\r
- ) {\r
- return STATUS_SUCCESS;\r
- }\r
- //\r
- // Check for Name.Guid match for secondary IFR variable store\r
- //\r
- if ((ParseEntry->VarStoreName2 != NULL) &&\r
- (strcmp (VarName, ParseEntry->VarStoreName2) == 0) &&\r
- (memcmp (&VarPack->VariableGuid, ParseEntry->VarStoreGuid2, sizeof (EFI_GUID)) == 0)\r
- ) {\r
- return STATUS_SUCCESS;\r
- }\r
- }\r
-\r
- return STATUS_WARNING;\r
- }\r
- }\r
-\r
- return STATUS_ERROR;\r
-}\r
-\r
-STATUS\r
-IfrGetVarPack (\r
- int VarIndex,\r
- EFI_HII_VARIABLE_PACK **VarPack\r
- )\r
-/*++\r
-\r
-Routine Description:\r
-\r
- Get the variable defaults. It is expected that the caller\r
- called IfrSetDefaults() previously to walk all the IFR forms we know about\r
- and create and initialize default values.\r
- \r
-Arguments:\r
-\r
- VarIndex - a 0-based index into all the variable stores we know about\r
- VarPack - outgoing pointer to a variable pack\r
-\r
-Returns:\r
-\r
- STATUS_ERROR - VarIndex exceeds the number of variable packs we know of\r
- STATUS_SUCCESS - otherwise\r
- \r
---*/\r
-{\r
- VARIABLE_STORE_ENTRY *Entry;\r
- //\r
- // Initialize outgoing parameters\r
- //\r
- *VarPack = NULL;\r
- for (Entry = mVariableStores; Entry != NULL; Entry = Entry->Next) {\r
- if (VarIndex == 0) {\r
- *VarPack = Entry->VarPack;\r
- return STATUS_SUCCESS;\r
- }\r
-\r
- VarIndex--;\r
- }\r
-\r
- return STATUS_ERROR;\r
-}\r
-\r
-static\r
-STATUS\r
-SetVariableValue (\r
- EFI_GUID *VarGuid,\r
- char *VarName,\r
- int VarOffset,\r
- int VarSize,\r
- void *VarValue\r
- )\r
-/*++\r
-\r
-Routine Description:\r
-\r
- Given a variable GUID.Name, offset, size, and value, set the bytes in\r
- the variable to the provided value.\r
- \r
-Arguments:\r
- VarGuid - GUID of variable to set\r
- VarName - name of variable to set\r
- VarOffset - byte offset into the variable store \r
- VarSize - size of the value in the variable store (in bytes)\r
- VarValue - pointer to buffer containing the value to set\r
-\r
-Returns:\r
-\r
- \r
---*/\r
-{\r
- VARIABLE_STORE_ENTRY *Entry;\r
- char *Src;\r
- char *Dest;\r
- //\r
- // Go through our list of variable stores to find the match\r
- //\r
- for (Entry = mVariableStores; Entry != NULL; Entry = Entry->Next) {\r
- if (memcmp (VarGuid, &Entry->VarPack->VariableGuid, sizeof (EFI_GUID)) == 0) {\r
- if (strcmp (VarName, Entry->VarName) == 0) {\r
- //\r
- // Found match -- check offset. If it's beyond the size of the variable store\r
- // buffer, then return a warning. Note that date-time can be beyond the\r
- // end of the varstore, which is ok.\r
- //\r
- if (VarOffset + VarSize <= Entry->VarBufferSize) {\r
- //\r
- // Stuff the data\r
- //\r
- Dest = Entry->VarBuffer + VarOffset;\r
- Src = (char *) VarValue;\r
- while (VarSize > 0) {\r
- *Dest = *Src;\r
- Src++;\r
- Dest++;\r
- VarSize--;\r
- }\r
-\r
- return STATUS_SUCCESS;\r
- }\r
-\r
- return STATUS_WARNING;\r
- }\r
- }\r
- }\r
-\r
- return STATUS_ERROR;\r
-}\r
-\r
-static\r
-STATUS\r
-SetDefaults (\r
- IFR_PARSE_CONTEXT *Context,\r
- UINT32 MfgDefaults\r
- )\r
-/*++\r
-\r
-Routine Description:\r
-\r
- Set variable defaults by walking a single IFR form.\r
- \r
-Arguments:\r
- \r
- Context - Pointer to the IFR context.\r
- MfgDefaults - Number of Mfg defaults\r
-\r
-Returns:\r
-\r
- EFI_INVALID_PARAMETER - arguments to function are invalid\r
- STATUS_SUCCESS - function executed successfully\r
- \r
---*/\r
-{\r
- int Size;\r
- int CachedVarOffset;\r
- int CachedVarSize;\r
- int OrderedList;\r
- IFR_PARSE_ENTRY *SavedParseEntry;\r
- EFI_IFR_CHECK_BOX *IfrCheckBox;\r
- EFI_IFR_ONE_OF_OPTION *IfrOneOfOption;\r
- EFI_IFR_NUMERIC *IfrNumeric;\r
- STATUS Status;\r
- char ZeroByte;\r
-\r
- //\r
- // Walk the opcodes to set default values and stuff them into the variable stores\r
- //\r
-\r
- if (Context == NULL) {\r
- return EFI_INVALID_PARAMETER;\r
- }\r
- Status = STATUS_SUCCESS;\r
- Context->CurrentIfr = Context->Ifr;\r
- SavedParseEntry = NULL;\r
- OrderedList = 0;\r
- CachedVarOffset = 0;\r
- CachedVarSize = 0;\r
- ZeroByte = 0;\r
-\r
- while (Context->CurrentIfr != NULL) {\r
- if (Context->CurrentIfr->RawIfrHeader->OpCode == EFI_IFR_FORM_SET_OP) {\r
- //\r
- // Formset opcode -- create a variable pack\r
- //\r
- Status = CreateVarStore (\r
- &((EFI_IFR_FORM_SET *) (Context->CurrentIfr->RawIfrHeader))->Guid,\r
- DEFAULT_VARIABLE_NAME,\r
- ((EFI_IFR_FORM_SET *) (Context->CurrentIfr->RawIfrHeader))->NvDataSize\r
- );\r
- } else if (Context->CurrentIfr->RawIfrHeader->OpCode == EFI_IFR_VARSTORE_OP) {\r
- //\r
- // Variable store opcode -- create a variable pack\r
- //\r
- Status = CreateVarStore (\r
- &((EFI_IFR_VARSTORE *) (Context->CurrentIfr->RawIfrHeader))->Guid,\r
- (char *) Context->CurrentIfr->RawIfrHeader + sizeof (EFI_IFR_VARSTORE),\r
- ((EFI_IFR_VARSTORE *) (Context->CurrentIfr->RawIfrHeader))->Size\r
- );\r
- } else if (Context->CurrentIfr->RawIfrHeader->OpCode == EFI_IFR_ONE_OF_OP) {\r
- //\r
- // Need this parse context later when we find the default ONE_OF_OPTION.\r
- // Clear out the variable store first, so that we're covered if someone\r
- // has two one-of opcode that operate on the same data.\r
- // So "last one wins" is the behavior.\r
- //\r
- OrderedList = 0;\r
- SavedParseEntry = Context->CurrentIfr;\r
- CachedVarOffset = ((EFI_IFR_ONE_OF *) Context->CurrentIfr->RawIfrHeader)->QuestionId;\r
- CachedVarSize = ((EFI_IFR_ONE_OF *) Context->CurrentIfr->RawIfrHeader)->Width;\r
- } else if (Context->CurrentIfr->RawIfrHeader->OpCode == EFI_IFR_ORDERED_LIST_OP) {\r
- //\r
- // Need this parse context later as we parse the ONE_OF_OP's in the ordered list\r
- //\r
- OrderedList = 1;\r
- SavedParseEntry = Context->CurrentIfr;\r
- CachedVarOffset = ((EFI_IFR_ORDERED_LIST *) Context->CurrentIfr->RawIfrHeader)->QuestionId;\r
- CachedVarSize = ((EFI_IFR_ORDERED_LIST *) Context->CurrentIfr->RawIfrHeader)->MaxEntries;\r
-\r
- while (CachedVarSize > 0) {\r
- Status = SetVariableValue (\r
- SavedParseEntry->VarStoreGuid1, // GUID of variable store to write\r
- SavedParseEntry->VarStoreName1, // name of variable store to write\r
- CachedVarOffset, // offset into variable store\r
- 1, // variable data size\r
- (void *) &ZeroByte\r
- );\r
- //\r
- // variable value\r
- //\r
- CachedVarSize--;\r
- CachedVarOffset++;\r
- }\r
-\r
- CachedVarOffset = ((EFI_IFR_ORDERED_LIST *) Context->CurrentIfr->RawIfrHeader)->QuestionId;\r
- CachedVarSize = 1;\r
- //\r
- // ((EFI_IFR_ORDERED_LIST *)Context->CurrentIfr->RawIfrHeader)->Width;\r
- //\r
- } else if (Context->CurrentIfr->RawIfrHeader->OpCode == EFI_IFR_ONE_OF_OPTION_OP) {\r
- IfrOneOfOption = (EFI_IFR_ONE_OF_OPTION *) Context->CurrentIfr->RawIfrHeader;\r
- //\r
- // If we're in an ordered list, then copy the value to the data store\r
- //\r
- if (OrderedList) {\r
- Status = SetVariableValue (\r
- SavedParseEntry->VarStoreGuid1, // GUID of variable store to write\r
- SavedParseEntry->VarStoreName1, // name of variable store to write\r
- CachedVarOffset, // offset into variable store\r
- 1, // variable data size\r
- (void *) &IfrOneOfOption->Value\r
- );\r
- //\r
- // variable value\r
- //\r
- // Advance the offset for the next ordered list item\r
- //\r
- CachedVarOffset += CachedVarSize;\r
- } else {\r
- //\r
- // ONE-OF list. See if the default flag is set (provided we're not doing mfg defaults)\r
- //\r
- if (!MfgDefaults) {\r
- if (IfrOneOfOption->Flags & EFI_IFR_FLAG_DEFAULT) {\r
- Status = SetVariableValue (\r
- SavedParseEntry->VarStoreGuid1, // GUID of variable store to write\r
- SavedParseEntry->VarStoreName1, // name of variable store to write\r
- CachedVarOffset, // offset into variable store\r
- CachedVarSize, // variable data size\r
- &IfrOneOfOption->Value\r
- );\r
- //\r
- // variable value\r
- //\r
- }\r
- } else {\r
- if (IfrOneOfOption->Flags & EFI_IFR_FLAG_MANUFACTURING) {\r
- Status = SetVariableValue (\r
- SavedParseEntry->VarStoreGuid1, // GUID of variable store to write\r
- SavedParseEntry->VarStoreName1, // name of variable store to write\r
- CachedVarOffset, // offset into variable store\r
- CachedVarSize, // variable data size\r
- &IfrOneOfOption->Value\r
- );\r
- //\r
- // variable value\r
- //\r
- }\r
- }\r
- }\r
- } else if (Context->CurrentIfr->RawIfrHeader->OpCode == EFI_IFR_CHECKBOX_OP) {\r
- //\r
- // If we're saving defaults, and the default flag is set, or we're saving\r
- // manufacturing defaults and the manufacturing flag is set, then save a 1.\r
- // By default the varstore buffer is cleared, so we don't need to save a 0 ever.\r
- //\r
- IfrCheckBox = (EFI_IFR_CHECK_BOX *) Context->CurrentIfr->RawIfrHeader;\r
- if (((MfgDefaults == 0) && (IfrCheckBox->Flags & EFI_IFR_FLAG_DEFAULT)) ||\r
- ((MfgDefaults != 0) && (IfrCheckBox->Flags & EFI_IFR_FLAG_MANUFACTURING))\r
- ) {\r
- Size = 1;\r
- Status = SetVariableValue (\r
- Context->CurrentIfr->VarStoreGuid1, // GUID of variable store to write\r
- Context->CurrentIfr->VarStoreName1, // name of variable store to write\r
- IfrCheckBox->QuestionId, // offset into variable store\r
- IfrCheckBox->Width, // variable data size\r
- (void *) &Size\r
- );\r
- //\r
- // variable value\r
- //\r
- }\r
- } else if (Context->CurrentIfr->RawIfrHeader->OpCode == EFI_IFR_NUMERIC_OP) {\r
- IfrNumeric = (EFI_IFR_NUMERIC *) Context->CurrentIfr->RawIfrHeader;\r
- Status = SetVariableValue (\r
- Context->CurrentIfr->VarStoreGuid1, // GUID of variable store to write\r
- Context->CurrentIfr->VarStoreName1, // name of variable store to write\r
- IfrNumeric->QuestionId, // offset into variable store\r
- IfrNumeric->Width, // variable data size\r
- (void *) &IfrNumeric->Default\r
- );\r
- //\r
- // variable value\r
- //\r
- }\r
-\r
- Context->CurrentIfr = Context->CurrentIfr->Next;\r
- }\r
-\r
- return STATUS_SUCCESS;\r
-}\r
-\r
-static\r
-STATUS\r
-CreateVarStore (\r
- EFI_GUID *VarGuid,\r
- CHAR8 *VarName,\r
- int VarStoreSize\r
- )\r
-/*++\r
-\r
-Routine Description:\r
-\r
- Given a variable GUID.Name and the size of the variable store, allocate\r
- storage for maintaining the variable value.\r
- \r
-Arguments:\r
-\r
- VarGuid - GUID for a variable\r
- VarName - Name of the variable\r
- VarStoreSize - size of the variable store\r
-\r
-Returns:\r
-\r
- STATUS_ERROR - problem with storage allocation \r
- STATUS_SUCCESS - function executed successfully\r
- \r
---*/\r
-{\r
- VARIABLE_STORE_ENTRY *Entry;\r
-\r
- VARIABLE_STORE_ENTRY *TempEntry;\r
- int PackSize;\r
- int VarNameLen;\r
- //\r
- // If the variable store size is zero, then do nothing. This could be valid\r
- // if variable steering is used in the IFR such that FormsetGUID."Setup" variable\r
- // store is never used.\r
- //\r
- // OPEN: What about a form that only has a time/date question? Then if some other\r
- // function called SetDefaults(), attempting to set time/date would result in an\r
- // error in the SetVarValue() function.\r
- //\r
- if (VarStoreSize == 0) {\r
- return STATUS_SUCCESS;\r
- }\r
- //\r
- // Go through our list of variable stores and see if we've already created one\r
- // for this Guid.Name. If so, check the size and return. Otherwise create\r
- // one and add it to the list.\r
- //\r
- for (Entry = mVariableStores; Entry != NULL; Entry = Entry->Next) {\r
- if (memcmp (VarGuid, &Entry->VarPack->VariableGuid, sizeof (EFI_GUID)) == 0) {\r
- if (strcmp (VarName, Entry->VarName) == 0) {\r
- //\r
- // Already have one. Check size.\r
- //\r
- if (Entry->VarBufferSize != VarStoreSize) {\r
- Error (NULL, 0, 0, "mismatched variable store size between two formsets", VarName);\r
- return STATUS_ERROR;\r
- }\r
-\r
- return STATUS_SUCCESS;\r
- }\r
- }\r
- }\r
- //\r
- // Create a new one.\r
- //\r
- Entry = (VARIABLE_STORE_ENTRY *) malloc (sizeof (VARIABLE_STORE_ENTRY));\r
- if (Entry == NULL) {\r
- Error (NULL, 0, 0, "memory allocation failure", NULL);\r
- return STATUS_ERROR;\r
- }\r
-\r
- memset ((void *) Entry, 0, sizeof (VARIABLE_STORE_ENTRY));\r
- //\r
- // Compute size of the varpack\r
- //\r
- VarNameLen = strlen (VarName) + 1;\r
- PackSize = sizeof (EFI_HII_VARIABLE_PACK) + VarNameLen * sizeof (CHAR16) + VarStoreSize;\r
- Entry->VarPack = (EFI_HII_VARIABLE_PACK *) malloc (PackSize);\r
- if (Entry->VarPack == NULL) {\r
- Error (NULL, 0, 0, "memory allocation failure", NULL);\r
- free (Entry);\r
- return STATUS_ERROR;\r
- }\r
-\r
- Entry->VarPack->Header.Length = PackSize;\r
- Entry->VarPack->Header.Type = EFI_HII_VARIABLE;\r
- Entry->VarPack->VariableNameLength = VarNameLen * sizeof (CHAR16);\r
- Entry->VarName[MAX_VARIABLE_NAME - 1] = 0;\r
- strncpy (Entry->VarName, VarName, MAX_VARIABLE_NAME - 1);\r
-#ifdef USE_VC8\r
- swprintf ((CHAR16 *) (Entry->VarPack + 1), (strlen (VarName) + 1) * sizeof (CHAR16), L"%S", VarName);\r
-#else\r
- swprintf ((CHAR16 *) (Entry->VarPack + 1), L"%S", VarName);\r
-#endif\r
- memcpy (&Entry->VarPack->VariableGuid, VarGuid, sizeof (EFI_GUID));\r
- //\r
- // Point VarBuffer into the allocated buffer (for convenience)\r
- //\r
- Entry->VarBuffer = (char *) Entry->VarPack + sizeof (EFI_HII_VARIABLE_PACK) + VarNameLen * sizeof (CHAR16);\r
- memset ((void *) Entry->VarBuffer, 0, VarStoreSize);\r
- Entry->VarBufferSize = VarStoreSize;\r
- //\r
- // Add this new varstore to our list\r
- //\r
- if (mVariableStores == NULL) {\r
- mVariableStores = Entry;\r
- } else {\r
- for (TempEntry = mVariableStores; TempEntry->Next != NULL; TempEntry = TempEntry->Next)\r
- ;\r
- TempEntry->Next = Entry;\r
- }\r
- return STATUS_SUCCESS;\r
-}\r
-\r
-/******************************************************************************/\r
-\r
-/*++\r
-\r
-Routine Description:\r
-\r
- The following IfrParseXX() functions are used to parse an IFR opcode numbered\r
- XX via a dispatch table. \r
- \r
-Arguments:\r
-\r
- Context - IFR parsing context into which pertinent data for the \r
- current opcode can be saved. Context->LastIfr->RawIfrHeader points to \r
- the raw IFR bytes currently being parsed.\r
-\r
-Returns:\r
-\r
- STATUS_SUCCESS - always\r
- \r
---*/\r
-\r
-/*******************************************************************************/\r
-static\r
-STATUS\r
-IfrParse01 (\r
- IFR_PARSE_CONTEXT *Context\r
- )\r
-/*++\r
-\r
-Routine Description:\r
-\r
- GC_TODO: Add function description\r
-\r
-Arguments:\r
-\r
- Context - GC_TODO: add argument description\r
-\r
-Returns:\r
-\r
- GC_TODO: add return values\r
-\r
---*/\r
-{\r
- return STATUS_SUCCESS;\r
-}\r
-\r
-static\r
-STATUS\r
-IfrParse02 (\r
- IFR_PARSE_CONTEXT *Context\r
- )\r
-/*++\r
-\r
-Routine Description:\r
-\r
- GC_TODO: Add function description\r
-\r
-Arguments:\r
-\r
- Context - GC_TODO: add argument description\r
-\r
-Returns:\r
-\r
- GC_TODO: add return values\r
-\r
---*/\r
-{\r
- return STATUS_SUCCESS;\r
-}\r
-\r
-static\r
-STATUS\r
-IfrParse03 (\r
- IFR_PARSE_CONTEXT *Context\r
- )\r
-/*++\r
-\r
-Routine Description:\r
-\r
- GC_TODO: Add function description\r
-\r
-Arguments:\r
-\r
- Context - GC_TODO: add argument description\r
-\r
-Returns:\r
-\r
- GC_TODO: add return values\r
-\r
---*/\r
-{\r
- return STATUS_SUCCESS;\r
-}\r
-//\r
-// Parse the IFR EFI_IFR_ONE_OF opcode.\r
-//\r
-static\r
-STATUS\r
-IfrParse05 (\r
- IFR_PARSE_CONTEXT *Context\r
- )\r
-/*++\r
-\r
-Routine Description:\r
-\r
- GC_TODO: Add function description\r
-\r
-Arguments:\r
-\r
- Context - GC_TODO: add argument description\r
-\r
-Returns:\r
-\r
- GC_TODO: add return values\r
-\r
---*/\r
-{\r
- return STATUS_SUCCESS;\r
-}\r
-\r
-static\r
-STATUS\r
-IfrParse06 (\r
- IFR_PARSE_CONTEXT *Context\r
- )\r
-/*++\r
-\r
-Routine Description:\r
-\r
- GC_TODO: Add function description\r
-\r
-Arguments:\r
-\r
- Context - GC_TODO: add argument description\r
-\r
-Returns:\r
-\r
- GC_TODO: add return values\r
-\r
---*/\r
-{\r
- return STATUS_SUCCESS;\r
-}\r
-\r
-static\r
-STATUS\r
-IfrParse07 (\r
- IFR_PARSE_CONTEXT *Context\r
- )\r
-/*++\r
-\r
-Routine Description:\r
-\r
- GC_TODO: Add function description\r
-\r
-Arguments:\r
-\r
- Context - GC_TODO: add argument description\r
-\r
-Returns:\r
-\r
- GC_TODO: add return values\r
-\r
---*/\r
-{\r
- return STATUS_SUCCESS;\r
-}\r
-\r
-static\r
-STATUS\r
-IfrParse08 (\r
- IFR_PARSE_CONTEXT *Context\r
- )\r
-/*++\r
-\r
-Routine Description:\r
-\r
- GC_TODO: Add function description\r
-\r
-Arguments:\r
-\r
- Context - GC_TODO: add argument description\r
-\r
-Returns:\r
-\r
- GC_TODO: add return values\r
-\r
---*/\r
-{\r
- return STATUS_SUCCESS;\r
-}\r
-\r
-static\r
-STATUS\r
-IfrParse09 (\r
- IFR_PARSE_CONTEXT *Context\r
- )\r
-/*++\r
-\r
-Routine Description:\r
-\r
- GC_TODO: Add function description\r
-\r
-Arguments:\r
-\r
- Context - GC_TODO: add argument description\r
-\r
-Returns:\r
-\r
- GC_TODO: add return values\r
-\r
---*/\r
-{\r
- return STATUS_SUCCESS;\r
-}\r
-\r
-static\r
-STATUS\r
-IfrParse0A (\r
- IFR_PARSE_CONTEXT *Context\r
- )\r
-/*++\r
-\r
-Routine Description:\r
-\r
- GC_TODO: Add function description\r
-\r
-Arguments:\r
-\r
- Context - GC_TODO: add argument description\r
-\r
-Returns:\r
-\r
- GC_TODO: add return values\r
-\r
---*/\r
-{\r
- return STATUS_SUCCESS;\r
-}\r
-\r
-static\r
-STATUS\r
-IfrParse0B (\r
- IFR_PARSE_CONTEXT *Context\r
- )\r
-/*++\r
-\r
-Routine Description:\r
-\r
- GC_TODO: Add function description\r
-\r
-Arguments:\r
-\r
- Context - GC_TODO: add argument description\r
-\r
-Returns:\r
-\r
- GC_TODO: add return values\r
-\r
---*/\r
-{\r
- return STATUS_SUCCESS;\r
-}\r
-\r
-static\r
-STATUS\r
-IfrParse0C (\r
- IFR_PARSE_CONTEXT *Context\r
- )\r
-/*++\r
-\r
-Routine Description:\r
-\r
- GC_TODO: Add function description\r
-\r
-Arguments:\r
-\r
- Context - GC_TODO: add argument description\r
-\r
-Returns:\r
-\r
- GC_TODO: add return values\r
-\r
---*/\r
-{\r
- return STATUS_SUCCESS;\r
-}\r
-\r
-static\r
-STATUS\r
-IfrParse0D (\r
- IFR_PARSE_CONTEXT *Context\r
- )\r
-/*++\r
-\r
-Routine Description:\r
-\r
- GC_TODO: Add function description\r
-\r
-Arguments:\r
-\r
- Context - GC_TODO: add argument description\r
-\r
-Returns:\r
-\r
- GC_TODO: add return values\r
-\r
---*/\r
-{\r
- return STATUS_SUCCESS;\r
-}\r
-\r
-static\r
-STATUS\r
-IfrParse0E (\r
- IFR_PARSE_CONTEXT *Context\r
- )\r
-/*++\r
-\r
-Routine Description:\r
-\r
- GC_TODO: Add function description\r
-\r
-Arguments:\r
-\r
- Context - GC_TODO: add argument description\r
-\r
-Returns:\r
-\r
- GC_TODO: add return values\r
-\r
---*/\r
-{\r
- EFI_IFR_FORM_SET *Op;\r
- Op = (EFI_IFR_FORM_SET *) Context->LastIfr->RawIfrHeader;\r
- Context->LastIfr->VarStoreGuid1 = &Op->Guid;\r
- Context->LastIfr->VarStoreName1 = "Setup";\r
- Context->FormsetGuid = &Op->Guid;\r
- return STATUS_SUCCESS;\r
-}\r
-\r
-static\r
-STATUS\r
-IfrParse0F (\r
- IFR_PARSE_CONTEXT *Context\r
- )\r
-/*++\r
-\r
-Routine Description:\r
-\r
- GC_TODO: Add function description\r
-\r
-Arguments:\r
-\r
- Context - GC_TODO: add argument description\r
-\r
-Returns:\r
-\r
- GC_TODO: add return values\r
-\r
---*/\r
-{\r
- return STATUS_SUCCESS;\r
-}\r
-\r
-static\r
-STATUS\r
-IfrParse10 (\r
- IFR_PARSE_CONTEXT *Context\r
- )\r
-/*++\r
-\r
-Routine Description:\r
-\r
- GC_TODO: Add function description\r
-\r
-Arguments:\r
-\r
- Context - GC_TODO: add argument description\r
-\r
-Returns:\r
-\r
- GC_TODO: add return values\r
-\r
---*/\r
-{\r
- return STATUS_SUCCESS;\r
-}\r
-\r
-static\r
-STATUS\r
-IfrParse11 (\r
- IFR_PARSE_CONTEXT *Context\r
- )\r
-/*++\r
-\r
-Routine Description:\r
-\r
- GC_TODO: Add function description\r
-\r
-Arguments:\r
-\r
- Context - GC_TODO: add argument description\r
-\r
-Returns:\r
-\r
- GC_TODO: add return values\r
-\r
---*/\r
-{\r
- return STATUS_SUCCESS;\r
-}\r
-\r
-static\r
-STATUS\r
-IfrParse12 (\r
- IFR_PARSE_CONTEXT *Context\r
- )\r
-/*++\r
-\r
-Routine Description:\r
-\r
- GC_TODO: Add function description\r
-\r
-Arguments:\r
-\r
- Context - GC_TODO: add argument description\r
-\r
-Returns:\r
-\r
- GC_TODO: add return values\r
-\r
---*/\r
-{\r
- return STATUS_SUCCESS;\r
-}\r
-\r
-static\r
-STATUS\r
-IfrParse13 (\r
- IFR_PARSE_CONTEXT *Context\r
- )\r
-/*++\r
-\r
-Routine Description:\r
-\r
- GC_TODO: Add function description\r
-\r
-Arguments:\r
-\r
- Context - GC_TODO: add argument description\r
-\r
-Returns:\r
-\r
- GC_TODO: add return values\r
-\r
---*/\r
-{\r
- return STATUS_SUCCESS;\r
-}\r
-\r
-static\r
-STATUS\r
-IfrParse14 (\r
- IFR_PARSE_CONTEXT *Context\r
- )\r
-/*++\r
-\r
-Routine Description:\r
-\r
- GC_TODO: Add function description\r
-\r
-Arguments:\r
-\r
- Context - GC_TODO: add argument description\r
-\r
-Returns:\r
-\r
- GC_TODO: add return values\r
-\r
---*/\r
-{\r
- return STATUS_SUCCESS;\r
-}\r
-\r
-static\r
-STATUS\r
-IfrParse15 (\r
- IFR_PARSE_CONTEXT *Context\r
- )\r
-/*++\r
-\r
-Routine Description:\r
-\r
- GC_TODO: Add function description\r
-\r
-Arguments:\r
-\r
- Context - GC_TODO: add argument description\r
-\r
-Returns:\r
-\r
- GC_TODO: add return values\r
-\r
---*/\r
-{\r
- return STATUS_SUCCESS;\r
-}\r
-\r
-static\r
-STATUS\r
-IfrParse16 (\r
- IFR_PARSE_CONTEXT *Context\r
- )\r
-/*++\r
-\r
-Routine Description:\r
-\r
- GC_TODO: Add function description\r
-\r
-Arguments:\r
-\r
- Context - GC_TODO: add argument description\r
-\r
-Returns:\r
-\r
- GC_TODO: add return values\r
-\r
---*/\r
-{\r
- return STATUS_SUCCESS;\r
-}\r
-\r
-static\r
-STATUS\r
-IfrParse17 (\r
- IFR_PARSE_CONTEXT *Context\r
- )\r
-/*++\r
-\r
-Routine Description:\r
-\r
- GC_TODO: Add function description\r
-\r
-Arguments:\r
-\r
- Context - GC_TODO: add argument description\r
-\r
-Returns:\r
-\r
- GC_TODO: add return values\r
-\r
---*/\r
-{\r
- return STATUS_SUCCESS;\r
-}\r
-\r
-static\r
-STATUS\r
-IfrParse18 (\r
- IFR_PARSE_CONTEXT *Context\r
- )\r
-/*++\r
-\r
-Routine Description:\r
-\r
- GC_TODO: Add function description\r
-\r
-Arguments:\r
-\r
- Context - GC_TODO: add argument description\r
-\r
-Returns:\r
-\r
- GC_TODO: add return values\r
-\r
---*/\r
-{\r
- return STATUS_SUCCESS;\r
-}\r
-\r
-static\r
-STATUS\r
-IfrParse19 (\r
- IFR_PARSE_CONTEXT *Context\r
- )\r
-/*++\r
-\r
-Routine Description:\r
-\r
- GC_TODO: Add function description\r
-\r
-Arguments:\r
-\r
- Context - GC_TODO: add argument description\r
-\r
-Returns:\r
-\r
- GC_TODO: add return values\r
-\r
---*/\r
-{\r
- return STATUS_SUCCESS;\r
-}\r
-\r
-static\r
-STATUS\r
-IfrParse1A (\r
- IFR_PARSE_CONTEXT *Context\r
- )\r
-/*++\r
-\r
-Routine Description:\r
-\r
- GC_TODO: Add function description\r
-\r
-Arguments:\r
-\r
- Context - GC_TODO: add argument description\r
-\r
-Returns:\r
-\r
- GC_TODO: add return values\r
-\r
---*/\r
-{\r
- return STATUS_SUCCESS;\r
-}\r
-\r
-static\r
-STATUS\r
-IfrParse1B (\r
- IFR_PARSE_CONTEXT *Context\r
- )\r
-/*++\r
-\r
-Routine Description:\r
-\r
- GC_TODO: Add function description\r
-\r
-Arguments:\r
-\r
- Context - GC_TODO: add argument description\r
-\r
-Returns:\r
-\r
- GC_TODO: add return values\r
-\r
---*/\r
-{\r
- return STATUS_SUCCESS;\r
-}\r
-\r
-static\r
-STATUS\r
-IfrParse1C (\r
- IFR_PARSE_CONTEXT *Context\r
- )\r
-/*++\r
-\r
-Routine Description:\r
-\r
- GC_TODO: Add function description\r
-\r
-Arguments:\r
-\r
- Context - GC_TODO: add argument description\r
-\r
-Returns:\r
-\r
- GC_TODO: add return values\r
-\r
---*/\r
-{\r
- return STATUS_SUCCESS;\r
-}\r
-\r
-static\r
-STATUS\r
-IfrParse1D (\r
- IFR_PARSE_CONTEXT *Context\r
- )\r
-/*++\r
-\r
-Routine Description:\r
-\r
- GC_TODO: Add function description\r
-\r
-Arguments:\r
-\r
- Context - GC_TODO: add argument description\r
-\r
-Returns:\r
-\r
- GC_TODO: add return values\r
-\r
---*/\r
-{\r
- return STATUS_SUCCESS;\r
-}\r
-\r
-static\r
-STATUS\r
-IfrParse1E (\r
- IFR_PARSE_CONTEXT *Context\r
- )\r
-/*++\r
-\r
-Routine Description:\r
-\r
- GC_TODO: Add function description\r
-\r
-Arguments:\r
-\r
- Context - GC_TODO: add argument description\r
-\r
-Returns:\r
-\r
- GC_TODO: add return values\r
-\r
---*/\r
-{\r
- return STATUS_SUCCESS;\r
-}\r
-\r
-static\r
-STATUS\r
-IfrParse1F (\r
- IFR_PARSE_CONTEXT *Context\r
- )\r
-/*++\r
-\r
-Routine Description:\r
-\r
- GC_TODO: Add function description\r
-\r
-Arguments:\r
-\r
- Context - GC_TODO: add argument description\r
-\r
-Returns:\r
-\r
- GC_TODO: add return values\r
-\r
---*/\r
-{\r
- return STATUS_SUCCESS;\r
-}\r
-\r
-static\r
-STATUS\r
-IfrParse20 (\r
- IFR_PARSE_CONTEXT *Context\r
- )\r
-/*++\r
-\r
-Routine Description:\r
-\r
- GC_TODO: Add function description\r
-\r
-Arguments:\r
-\r
- Context - GC_TODO: add argument description\r
-\r
-Returns:\r
-\r
- GC_TODO: add return values\r
-\r
---*/\r
-{\r
- return STATUS_SUCCESS;\r
-}\r
-\r
-static\r
-STATUS\r
-IfrParse21 (\r
- IFR_PARSE_CONTEXT *Context\r
- )\r
-/*++\r
-\r
-Routine Description:\r
-\r
- GC_TODO: Add function description\r
-\r
-Arguments:\r
-\r
- Context - GC_TODO: add argument description\r
-\r
-Returns:\r
-\r
- GC_TODO: add return values\r
-\r
---*/\r
-{\r
- return STATUS_SUCCESS;\r
-}\r
-\r
-static\r
-STATUS\r
-IfrParse22 (\r
- IFR_PARSE_CONTEXT *Context\r
- )\r
-/*++\r
-\r
-Routine Description:\r
-\r
- GC_TODO: Add function description\r
-\r
-Arguments:\r
-\r
- Context - GC_TODO: add argument description\r
-\r
-Returns:\r
-\r
- GC_TODO: add return values\r
-\r
---*/\r
-{\r
- return STATUS_SUCCESS;\r
-}\r
-\r
-static\r
-STATUS\r
-IfrParse23 (\r
- IFR_PARSE_CONTEXT *Context\r
- )\r
-/*++\r
-\r
-Routine Description:\r
-\r
- GC_TODO: Add function description\r
-\r
-Arguments:\r
-\r
- Context - GC_TODO: add argument description\r
-\r
-Returns:\r
-\r
- GC_TODO: add return values\r
-\r
---*/\r
-{\r
- return STATUS_SUCCESS;\r
-}\r
-//\r
-// EFI_IFR_VARSTORE\r
-//\r
-static\r
-STATUS\r
-IfrParse24 (\r
- IFR_PARSE_CONTEXT *Context\r
- )\r
-/*++\r
-\r
-Routine Description:\r
-\r
- GC_TODO: Add function description\r
-\r
-Arguments:\r
-\r
- Context - GC_TODO: add argument description\r
-\r
-Returns:\r
-\r
- GC_TODO: add return values\r
-\r
---*/\r
-{\r
- EFI_IFR_VARSTORE *Op;\r
- Op = (EFI_IFR_VARSTORE *) Context->LastIfr->RawIfrHeader;\r
- return STATUS_SUCCESS;\r
-}\r
-//\r
-// VARSTORE_SELECT\r
-//\r
-static\r
-STATUS\r
-IfrParse25 (\r
- IFR_PARSE_CONTEXT *Context\r
- )\r
-/*++\r
-\r
-Routine Description:\r
-\r
- GC_TODO: Add function description\r
-\r
-Arguments:\r
-\r
- Context - GC_TODO: add argument description\r
-\r
-Returns:\r
-\r
- GC_TODO: add return values\r
-\r
---*/\r
-{\r
- STATUS Status;\r
- EFI_IFR_VARSTORE_SELECT *Op;\r
- Op = (EFI_IFR_VARSTORE_SELECT *) Context->LastIfr->RawIfrHeader;\r
- Status = GetVarStoreInfo (Context, Op->VarId, &Context->LastIfr->VarStoreGuid1, &Context->LastIfr->VarStoreName1);\r
- //\r
- // VARSTORE_SELECT sets both\r
- //\r
- Context->LastIfr->VarStoreGuid2 = Context->LastIfr->VarStoreGuid1;\r
- Context->LastIfr->VarStoreName2 = Context->LastIfr->VarStoreName1;\r
- return Status;\r
-}\r
-//\r
-// VARSTORE_SELECT_PAIR\r
-//\r
-static\r
-STATUS\r
-IfrParse26 (\r
- IFR_PARSE_CONTEXT *Context\r
- )\r
-/*++\r
-\r
-Routine Description:\r
-\r
- GC_TODO: Add function description\r
-\r
-Arguments:\r
-\r
- Context - GC_TODO: add argument description\r
-\r
-Returns:\r
-\r
- GC_TODO: add return values\r
-\r
---*/\r
-{\r
- STATUS Status;\r
- EFI_IFR_VARSTORE_SELECT_PAIR *Op;\r
-\r
- Op = (EFI_IFR_VARSTORE_SELECT_PAIR *) Context->LastIfr->RawIfrHeader;\r
- Status = GetVarStoreInfo (Context, Op->VarId, &Context->LastIfr->VarStoreGuid1, &Context->LastIfr->VarStoreName1);\r
- Status = GetVarStoreInfo (\r
- Context,\r
- Op->SecondaryVarId,\r
- &Context->LastIfr->VarStoreGuid2,\r
- &Context->LastIfr->VarStoreName2\r
- );\r
- return Status;\r
-}\r
-//\r
-// TRUE\r
-//\r
-static\r
-STATUS\r
-IfrParse27 (\r
- IFR_PARSE_CONTEXT *Context\r
- )\r
-/*++\r
-\r
-Routine Description:\r
-\r
- GC_TODO: Add function description\r
-\r
-Arguments:\r
-\r
- Context - GC_TODO: add argument description\r
-\r
-Returns:\r
-\r
- GC_TODO: add return values\r
-\r
---*/\r
-{\r
- return STATUS_SUCCESS;\r
-}\r
-//\r
-// FALSe\r
-//\r
-static\r
-STATUS\r
-IfrParse28 (\r
- IFR_PARSE_CONTEXT *Context\r
- )\r
-/*++\r
-\r
-Routine Description:\r
-\r
- GC_TODO: Add function description\r
-\r
-Arguments:\r
-\r
- Context - GC_TODO: add argument description\r
-\r
-Returns:\r
-\r
- GC_TODO: add return values\r
-\r
---*/\r
-{\r
- return STATUS_SUCCESS;\r
-}\r
-static\r
-STATUS\r
-IfrParse29 (\r
- IFR_PARSE_CONTEXT *Context\r
- )\r
-/*++\r
-\r
-Routine Description:\r
-\r
- GC_TODO: Add function description\r
-\r
-Arguments:\r
-\r
- Context - GC_TODO: add argument description\r
-\r
-Returns:\r
-\r
- GC_TODO: add return values\r
-\r
---*/\r
-{\r
- return STATUS_SUCCESS;\r
-}\r
-static\r
-STATUS\r
-IfrParse2A (\r
- IFR_PARSE_CONTEXT *Context\r
- )\r
-/*++\r
-\r
-Routine Description:\r
-\r
- GC_TODO: Add function description\r
-\r
-Arguments:\r
-\r
- Context - GC_TODO: add argument description\r
-\r
-Returns:\r
-\r
- GC_TODO: add return values\r
-\r
---*/\r
-{\r
- return STATUS_SUCCESS;\r
-}\r
projects / mirror_edk2.git / blobdiff