diff options
Diffstat (limited to 'EmbeddedPkg/Ebl/Variable.c')
| -rw-r--r-- | EmbeddedPkg/Ebl/Variable.c | 213 |
1 files changed, 0 insertions, 213 deletions
diff --git a/EmbeddedPkg/Ebl/Variable.c b/EmbeddedPkg/Ebl/Variable.c deleted file mode 100644 index f7627a8def..0000000000 --- a/EmbeddedPkg/Ebl/Variable.c +++ /dev/null @@ -1,213 +0,0 @@ -/** @file
-*
-* Copyright (c) 2011, ARM Limited. All rights reserved.
-*
-* This program and the accompanying materials
-* are licensed and made available under the terms and conditions of the BSD License
-* which accompanies this distribution. The full text of the license may be found at
-* http://opensource.org/licenses/bsd-license.php
-*
-* THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
-* WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-*
-**/
-
-#include "Ebl.h"
-
-#include <Guid/GlobalVariable.h>
-
-EFI_STATUS
-EblGetCmd (
- IN UINTN Argc,
- IN CHAR8 **Argv
- )
-{
- EFI_STATUS Status = EFI_INVALID_PARAMETER;
- UINTN Size;
- VOID* Value;
- CHAR8* AsciiVariableName = NULL;
- CHAR16* VariableName;
- UINT32 Index;
-
- if (Argc == 1) {
- AsciiPrint("Variable name is missing.\n");
- return Status;
- }
-
- for (Index = 1; Index < Argc; Index++) {
- if (Argv[Index][0] == '-') {
- AsciiPrint("Warning: '%a' not recognized.\n",Argv[Index]);
- } else {
- AsciiVariableName = Argv[Index];
- }
- }
-
- if (AsciiVariableName == NULL) {
- AsciiPrint("Variable name is missing.\n");
- return Status;
- } else {
- VariableName = AllocatePool((AsciiStrLen (AsciiVariableName) + 1) * sizeof (CHAR16));
- AsciiStrToUnicodeStr (AsciiVariableName,VariableName);
- }
-
- // Try to get the variable size.
- Value = NULL;
- Size = 0;
- Status = gRT->GetVariable (VariableName, &gEfiGlobalVariableGuid, NULL, &Size, Value);
- if (Status == EFI_NOT_FOUND) {
- AsciiPrint("Variable name '%s' not found.\n",VariableName);
- } else if (Status == EFI_BUFFER_TOO_SMALL) {
- // Get the environment variable value
- Value = AllocatePool (Size);
- if (Value == NULL) {
- return EFI_OUT_OF_RESOURCES;
- }
-
- Status = gRT->GetVariable ((CHAR16 *)VariableName, &gEfiGlobalVariableGuid, NULL, &Size, Value);
- if (EFI_ERROR (Status)) {
- AsciiPrint("Error: '%r'\n",Status);
- } else {
- AsciiPrint("%a=%a\n",AsciiVariableName,Value);
- }
- FreePool(Value);
- } else {
- AsciiPrint("Error: '%r'\n",Status);
- }
-
- FreePool(VariableName);
- return Status;
-}
-
-EFI_STATUS
-EblSetCmd (
- IN UINTN Argc,
- IN CHAR8 **Argv
- )
-{
- EFI_STATUS Status = EFI_INVALID_PARAMETER;
- CHAR8* AsciiVariableSetting = NULL;
- CHAR8* AsciiVariableName;
- CHAR8* AsciiValue;
- UINT32 AsciiValueLength;
- CHAR16* VariableName;
- UINT32 Index;
- UINT32 EscapedQuotes = 0;
- BOOLEAN Volatile = FALSE;
-
- if (Argc == 1) {
- AsciiPrint("Variable name is missing.\n");
- return Status;
- }
-
- for (Index = 1; Index < Argc; Index++) {
- if (AsciiStrCmp(Argv[Index],"-v") == 0) {
- Volatile = 0;
- } else if (Argv[Index][0] == '-') {
- AsciiPrint("Warning: '%a' not recognized.\n",Argv[Index]);
- } else {
- AsciiVariableSetting = Argv[Index];
- }
- }
-
- if (AsciiVariableSetting == NULL) {
- AsciiPrint("Variable name is missing.\n");
- return Status;
- }
-
- // Check if it is a valid variable setting
- AsciiValue = AsciiStrStr (AsciiVariableSetting,"=");
- if (AsciiValue == NULL) {
- //
- // There is no value. It means this variable will be deleted
- //
-
- // Convert VariableName into Unicode
- VariableName = AllocatePool((AsciiStrLen (AsciiVariableSetting) + 1) * sizeof (CHAR16));
- AsciiStrToUnicodeStr (AsciiVariableSetting,VariableName);
-
- Status = gRT->SetVariable (
- VariableName,
- &gEfiGlobalVariableGuid,
- ( !Volatile ? EFI_VARIABLE_NON_VOLATILE : 0) |
- EFI_VARIABLE_BOOTSERVICE_ACCESS | EFI_VARIABLE_RUNTIME_ACCESS,
- 0,
- NULL
- );
- if (!EFI_ERROR(Status)) {
- AsciiPrint("Variable '%s' deleted\n",VariableName);
- } else {
- AsciiPrint("Variable setting is incorrect. It should be VariableName=Value\n");
- }
- return Status;
- }
-
- AsciiValue[0] = '\0';
- AsciiVariableName = AsciiVariableSetting;
- AsciiValue++;
-
- // Clean AsciiValue from quote
- if (AsciiValue[0] == '"') {
- AsciiValue++;
- }
- AsciiValueLength = AsciiStrLen (AsciiValue);
- if ((AsciiValue[AsciiValueLength-2] != '\\') && (AsciiValue[AsciiValueLength-1] == '"')) {
- AsciiValue[AsciiValueLength-1] = '\0';
- }
-
- // Clean AsciiValue from escaped quotes
- for (Index = 0; Index < AsciiValueLength; Index++) {
- if ((Index > 0) && (AsciiValue[Index-1] == '\\') && (AsciiValue[Index] == '"')) {
- EscapedQuotes++;
- }
- AsciiValue[Index-EscapedQuotes] = AsciiValue[Index];
- }
- // Fill the end of the value with '\0'
- for (Index = 0; Index < EscapedQuotes; Index++) {
- AsciiValue[AsciiValueLength-1-Index] = '\0';
- }
-
- // Convert VariableName into Unicode
- VariableName = AllocatePool((AsciiStrLen (AsciiVariableName) + 1) * sizeof (CHAR16));
- AsciiStrToUnicodeStr (AsciiVariableName,VariableName);
-
- Status = gRT->SetVariable (
- VariableName,
- &gEfiGlobalVariableGuid,
- ( !Volatile ? EFI_VARIABLE_NON_VOLATILE : 0) |
- EFI_VARIABLE_BOOTSERVICE_ACCESS | EFI_VARIABLE_RUNTIME_ACCESS,
- AsciiStrLen (AsciiValue)+1,
- AsciiValue
- );
- if (!EFI_ERROR(Status)) {
- AsciiPrint("'%a'='%a'\n",AsciiVariableName,AsciiValue);
- }
-
- return Status;
-}
-
-GLOBAL_REMOVE_IF_UNREFERENCED const EBL_COMMAND_TABLE mCmdVariableTemplate[] =
-{
- {
- "get",
- " ; get UEFI variable\n\r [v]; verbose",
- NULL,
- EblGetCmd
- },
- {
- "set",
- " ; set UEFI variable\n\r [v]; create volatile variable",
- NULL,
- EblSetCmd
- }
-};
-
-/**
- Initialize the commands in this in this file
-**/
-VOID
-EblInitializeVariableCmds (
- VOID
- )
-{
- EblAddCommands (mCmdVariableTemplate, sizeof (mCmdVariableTemplate)/sizeof (EBL_COMMAND_TABLE));
-}
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