4092a8f6d0
Updates to Debug1 profile commands response output. Updating Debug1 profile commands source code to include command name as a prefix in error message. Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Tapan Shah <tapandshah@hp.com> Reviewed-by: Jaben Carsey <jaben.carsey@intel.com> git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@16729 6f19259b-4bc3-4df7-8a09-765794883524
273 lines
10 KiB
C
273 lines
10 KiB
C
/** @file
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Main file for SetVar shell Debug1 function.
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Copyright (c) 2015, Hewlett-Packard Development Company, L.P.<BR>
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Copyright (c) 2010 - 2014, Intel Corporation. All rights reserved.<BR>
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This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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**/
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#include "UefiShellDebug1CommandsLib.h"
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STATIC CONST SHELL_PARAM_ITEM ParamList[] = {
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{L"-guid", TypeValue},
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{L"-bs", TypeFlag},
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{L"-rt", TypeFlag},
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{L"-nv", TypeFlag},
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{NULL, TypeMax}
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};
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/**
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Function for 'setvar' command.
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@param[in] ImageHandle Handle to the Image (NULL if Internal).
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@param[in] SystemTable Pointer to the System Table (NULL if Internal).
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**/
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SHELL_STATUS
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EFIAPI
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ShellCommandRunSetVar (
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IN EFI_HANDLE ImageHandle,
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IN EFI_SYSTEM_TABLE *SystemTable
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)
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{
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EFI_STATUS Status;
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LIST_ENTRY *Package;
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CHAR16 *ProblemParam;
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SHELL_STATUS ShellStatus;
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CONST CHAR16 *VariableName;
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CONST CHAR16 *Data;
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EFI_GUID Guid;
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CONST CHAR16 *StringGuid;
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UINT32 Attributes;
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VOID *Buffer;
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UINTN Size;
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UINTN LoopVar;
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EFI_DEVICE_PATH_PROTOCOL *DevPath;
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ShellStatus = SHELL_SUCCESS;
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Status = EFI_SUCCESS;
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Buffer = NULL;
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Size = 0;
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Attributes = 0;
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DevPath = NULL;
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//
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// initialize the shell lib (we must be in non-auto-init...)
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//
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Status = ShellInitialize();
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ASSERT_EFI_ERROR(Status);
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Status = CommandInit();
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ASSERT_EFI_ERROR(Status);
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//
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// parse the command line
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//
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Status = ShellCommandLineParse (ParamList, &Package, &ProblemParam, TRUE);
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if (EFI_ERROR(Status)) {
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if (Status == EFI_VOLUME_CORRUPTED && ProblemParam != NULL) {
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ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PROBLEM), gShellDebug1HiiHandle, L"setvar", ProblemParam);
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FreePool(ProblemParam);
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ShellStatus = SHELL_INVALID_PARAMETER;
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} else {
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ASSERT(FALSE);
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}
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} else {
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if (ShellCommandLineGetCount(Package) < 2) {
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ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_FEW), gShellDebug1HiiHandle, L"setvar");
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ShellStatus = SHELL_INVALID_PARAMETER;
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} else if (ShellCommandLineGetCount(Package) > 3) {
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ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_MANY), gShellDebug1HiiHandle, L"setvar");
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ShellStatus = SHELL_INVALID_PARAMETER;
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} else {
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VariableName = ShellCommandLineGetRawValue(Package, 1);
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Data = ShellCommandLineGetRawValue(Package, 2);
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if (!ShellCommandLineGetFlag(Package, L"-guid")){
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CopyGuid(&Guid, &gEfiGlobalVariableGuid);
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} else {
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StringGuid = ShellCommandLineGetValue(Package, L"-guid");
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Status = ConvertStringToGuid(StringGuid, &Guid);
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if (EFI_ERROR(Status)) {
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ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PARAM_INV), gShellDebug1HiiHandle, L"setvar", StringGuid);
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ShellStatus = SHELL_INVALID_PARAMETER;
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}
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}
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if (Data == NULL || Data[0] != L'=') {
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//
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// Display what's there
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//
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Status = gRT->GetVariable((CHAR16*)VariableName, &Guid, &Attributes, &Size, Buffer);
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if (Status == EFI_BUFFER_TOO_SMALL) {
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Buffer = AllocateZeroPool(Size);
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Status = gRT->GetVariable((CHAR16*)VariableName, &Guid, &Attributes, &Size, Buffer);
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}
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if (!EFI_ERROR(Status)&& Buffer != NULL) {
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ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SETVAR_PRINT), gShellDebug1HiiHandle, &Guid, VariableName, Size);
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for (LoopVar = 0 ; LoopVar < Size ; LoopVar++) {
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ShellPrintEx(-1, -1, L"%02x ", ((UINT8*)Buffer)[LoopVar]);
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}
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ShellPrintEx(-1, -1, L"\r\n");
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} else {
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ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SETVAR_ERROR_GET), gShellDebug1HiiHandle, L"setvar", &Guid, VariableName);
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ShellStatus = SHELL_ACCESS_DENIED;
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}
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} else if (StrCmp(Data, L"=") == 0) {
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//
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// Delete what's there!
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//
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Status = gRT->SetVariable((CHAR16*)VariableName, &Guid, Attributes, 0, NULL);
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if (EFI_ERROR(Status)) {
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ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SETVAR_ERROR_SET), gShellDebug1HiiHandle, L"setvar", &Guid, VariableName);
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ShellStatus = SHELL_ACCESS_DENIED;
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} else {
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ASSERT(ShellStatus == SHELL_SUCCESS);
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}
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} else {
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//
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// Change what's there or create a new one.
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//
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ASSERT(Data[0] == L'=');
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Data++;
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//
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// Determine if the variable exists and get the attributes
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//
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Status = gRT->GetVariable((CHAR16*)VariableName, &Guid, &Attributes, &Size, Buffer);
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if (Status == EFI_BUFFER_TOO_SMALL) {
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Buffer = AllocateZeroPool(Size);
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Status = gRT->GetVariable((CHAR16*)VariableName, &Guid, &Attributes, &Size, Buffer);
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}
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if (EFI_ERROR(Status) || Buffer == NULL) {
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//
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// Creating a new variable. determine attributes from command line.
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//
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Attributes = 0;
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if (ShellCommandLineGetFlag(Package, L"-bs")) {
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Attributes |= EFI_VARIABLE_BOOTSERVICE_ACCESS;
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}
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if (ShellCommandLineGetFlag(Package, L"-rt")) {
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Attributes |= EFI_VARIABLE_RUNTIME_ACCESS |
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EFI_VARIABLE_BOOTSERVICE_ACCESS;
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}
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if (ShellCommandLineGetFlag(Package, L"-nv")) {
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Attributes |= EFI_VARIABLE_NON_VOLATILE;
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}
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}
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SHELL_FREE_NON_NULL(Buffer);
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//
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// What type is the new data.
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//
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if (ShellIsHexOrDecimalNumber(Data, TRUE, FALSE)) {
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if (StrLen(Data) % 2 != 0) {
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ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PARAM_INV), gShellDebug1HiiHandle, L"setvar", Data);
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ShellStatus = SHELL_INVALID_PARAMETER;
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} else {
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//
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// arbitrary buffer
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//
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Buffer = AllocateZeroPool((StrLen(Data) / 2));
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if (Buffer == NULL) {
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Status = EFI_OUT_OF_RESOURCES;
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} else {
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for (LoopVar = 0 ; LoopVar < (StrLen(Data) / 2) ; LoopVar++) {
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((UINT8*)Buffer)[LoopVar] = (UINT8)(HexCharToUintn(Data[LoopVar*2]) * 16);
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((UINT8*)Buffer)[LoopVar] = (UINT8)(((UINT8*)Buffer)[LoopVar] + HexCharToUintn(Data[LoopVar*2+1]));
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}
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Status = gRT->SetVariable((CHAR16*)VariableName, &Guid, Attributes, StrLen(Data) / 2, Buffer);
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}
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if (EFI_ERROR(Status)) {
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ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SETVAR_ERROR_SET), gShellDebug1HiiHandle, L"setvar", &Guid, VariableName);
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ShellStatus = SHELL_ACCESS_DENIED;
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} else {
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ASSERT(ShellStatus == SHELL_SUCCESS);
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}
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}
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} else if (StrnCmp(Data, L"\"", 1) == 0) {
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//
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// ascii text
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//
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Data++;
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Buffer = AllocateZeroPool(StrSize(Data) / 2);
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if (Buffer == NULL) {
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Status = EFI_OUT_OF_RESOURCES;
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} else {
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AsciiSPrint(Buffer, StrSize(Data) / 2, "%s", Data);
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((CHAR8*)Buffer)[AsciiStrLen(Buffer)-1] = CHAR_NULL;
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Status = gRT->SetVariable((CHAR16*)VariableName, &Guid, Attributes, AsciiStrSize(Buffer)-sizeof(CHAR8), Buffer);
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}
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if (EFI_ERROR(Status)) {
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ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SETVAR_ERROR_SET), gShellDebug1HiiHandle, L"setvar", &Guid, VariableName);
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ShellStatus = SHELL_ACCESS_DENIED;
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} else {
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ASSERT(ShellStatus == SHELL_SUCCESS);
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}
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} else if (StrnCmp(Data, L"L\"", 2) == 0) {
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//
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// ucs2 text
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//
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Data++;
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Data++;
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Buffer = AllocateZeroPool(StrSize(Data));
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if (Buffer == NULL) {
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ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_OUT_MEM), gShellDebug1HiiHandle, L"setvar");
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ShellStatus = SHELL_OUT_OF_RESOURCES;
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} else {
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UnicodeSPrint(Buffer, StrSize(Data), L"%s", Data);
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((CHAR16*)Buffer)[StrLen(Buffer)-1] = CHAR_NULL;
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Status = gRT->SetVariable((CHAR16*)VariableName, &Guid, Attributes, StrSize(Buffer)-sizeof(CHAR16), Buffer);
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if (EFI_ERROR(Status)) {
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ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SETVAR_ERROR_SET), gShellDebug1HiiHandle, L"setvar", &Guid, VariableName);
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ShellStatus = SHELL_ACCESS_DENIED;
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} else {
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ASSERT(ShellStatus == SHELL_SUCCESS);
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}
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}
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} else if (StrnCmp(Data, L"--", 2) == 0) {
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//
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// device path in text format
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//
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Data++;
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Data++;
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DevPath = ConvertTextToDevicePath(Data);
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if (DevPath == NULL) {
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ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SETVAR_ERROR_DPFT), gShellDebug1HiiHandle, L"setvar");
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ShellStatus = SHELL_INVALID_PARAMETER;
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} else {
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Status = gRT->SetVariable((CHAR16*)VariableName, &Guid, Attributes, GetDevicePathSize(DevPath), DevPath);
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if (EFI_ERROR(Status)) {
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ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SETVAR_ERROR_SET), gShellDebug1HiiHandle, L"setvar", &Guid, VariableName);
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ShellStatus = SHELL_ACCESS_DENIED;
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} else {
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ASSERT(ShellStatus == SHELL_SUCCESS);
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}
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}
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} else {
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ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PARAM_INV), gShellDebug1HiiHandle, L"setvar", Data);
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ShellStatus = SHELL_INVALID_PARAMETER;
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}
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}
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}
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ShellCommandLineFreeVarList (Package);
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}
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if (Buffer != NULL) {
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FreePool(Buffer);
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}
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if (DevPath != NULL) {
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FreePool(DevPath);
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}
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return (ShellStatus);
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}
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