UefiCpuPkg: Move AsmRelocateApLoopStart from Mpfuncs.nasm to AmdSev.nasm

[mirror_edk2.git] / ShellPkg / Library / UefiShellDebug1CommandsLib / UefiShellDebug1CommandsLib.c

/** @file\r
  Main file for NULL named library for debug1 profile shell command functions.\r
\r
  Copyright (c) 2010 - 2018, Intel Corporation. All rights reserved.<BR>\r
  SPDX-License-Identifier: BSD-2-Clause-Patent\r
\r
**/\r
\r
#include "UefiShellDebug1CommandsLib.h"\r
#include <Library/BcfgCommandLib.h>\r
\r
STATIC CONST CHAR16  mFileName[]           = L"Debug1Commands";\r
EFI_HII_HANDLE       gShellDebug1HiiHandle = NULL;\r
\r
/**\r
  Gets the debug file name.  This will be used if HII is not working.\r
\r
  @retval NULL    No file is available.\r
  @return         The NULL-terminated filename to get help from.\r
**/\r
CONST CHAR16 *\r
EFIAPI\r
ShellCommandGetManFileNameDebug1 (\r
  VOID\r
  )\r
{\r
  return (mFileName);\r
}\r
\r
/**\r
  Constructor for the Shell Debug1 Commands library.\r
\r
  @param ImageHandle    the image handle of the process\r
  @param SystemTable    the EFI System Table pointer\r
\r
  @retval EFI_SUCCESS        the shell command handlers were installed sucessfully\r
  @retval EFI_UNSUPPORTED    the shell level required was not found.\r
**/\r
EFI_STATUS\r
EFIAPI\r
UefiShellDebug1CommandsLibConstructor (\r
  IN EFI_HANDLE        ImageHandle,\r
  IN EFI_SYSTEM_TABLE  *SystemTable\r
  )\r
{\r
  //\r
  // check our bit of the profiles mask\r
  //\r
  if ((PcdGet8 (PcdShellProfileMask) & BIT1) == 0) {\r
    return (EFI_SUCCESS);\r
  }\r
\r
  //\r
  // install the HII stuff.\r
  //\r
  gShellDebug1HiiHandle = HiiAddPackages (&gShellDebug1HiiGuid, gImageHandle, UefiShellDebug1CommandsLibStrings, NULL);\r
  if (gShellDebug1HiiHandle == NULL) {\r
    return (EFI_DEVICE_ERROR);\r
  }\r
\r
  //\r
  // install our shell command handlers that are always installed\r
  //\r
  ShellCommandRegisterCommandName (L"setsize", ShellCommandRunSetSize, ShellCommandGetManFileNameDebug1, 0, L"Debug1", TRUE, gShellDebug1HiiHandle, STRING_TOKEN (STR_GET_HELP_SETSIZE));\r
  ShellCommandRegisterCommandName (L"comp", ShellCommandRunComp, ShellCommandGetManFileNameDebug1, 0, L"Debug1", TRUE, gShellDebug1HiiHandle, STRING_TOKEN (STR_GET_HELP_COMP));\r
  ShellCommandRegisterCommandName (L"mode", ShellCommandRunMode, ShellCommandGetManFileNameDebug1, 0, L"Debug1", TRUE, gShellDebug1HiiHandle, STRING_TOKEN (STR_GET_HELP_MODE));\r
  ShellCommandRegisterCommandName (L"memmap", ShellCommandRunMemMap, ShellCommandGetManFileNameDebug1, 0, L"Debug1", TRUE, gShellDebug1HiiHandle, STRING_TOKEN (STR_GET_HELP_MEMMAP));\r
  ShellCommandRegisterCommandName (L"eficompress", ShellCommandRunEfiCompress, ShellCommandGetManFileNameDebug1, 0, L"Debug1", TRUE, gShellDebug1HiiHandle, STRING_TOKEN (STR_GET_HELP_EFICOMPRESS));\r
  ShellCommandRegisterCommandName (L"efidecompress", ShellCommandRunEfiDecompress, ShellCommandGetManFileNameDebug1, 0, L"Debug1", TRUE, gShellDebug1HiiHandle, STRING_TOKEN (STR_GET_HELP_EFIDCOMPRESS));\r
  ShellCommandRegisterCommandName (L"dmem", ShellCommandRunDmem, ShellCommandGetManFileNameDebug1, 0, L"Debug1", TRUE, gShellDebug1HiiHandle, STRING_TOKEN (STR_GET_HELP_DMEM));\r
  ShellCommandRegisterCommandName (L"loadpcirom", ShellCommandRunLoadPciRom, ShellCommandGetManFileNameDebug1, 0, L"Debug1", TRUE, gShellDebug1HiiHandle, STRING_TOKEN (STR_GET_HELP_LOAD_PCI_ROM));\r
  ShellCommandRegisterCommandName (L"mm", ShellCommandRunMm, ShellCommandGetManFileNameDebug1, 0, L"Debug1", TRUE, gShellDebug1HiiHandle, STRING_TOKEN (STR_GET_HELP_MM));\r
  ShellCommandRegisterCommandName (L"setvar", ShellCommandRunSetVar, ShellCommandGetManFileNameDebug1, 0, L"Debug1", TRUE, gShellDebug1HiiHandle, STRING_TOKEN (STR_GET_HELP_SETVAR));\r
  ShellCommandRegisterCommandName (L"sermode", ShellCommandRunSerMode, ShellCommandGetManFileNameDebug1, 0, L"Debug1", TRUE, gShellDebug1HiiHandle, STRING_TOKEN (STR_GET_HELP_SERMODE));\r
  ShellCommandRegisterCommandName (L"pci", ShellCommandRunPci, ShellCommandGetManFileNameDebug1, 0, L"Debug1", TRUE, gShellDebug1HiiHandle, STRING_TOKEN (STR_GET_HELP_PCI));\r
  ShellCommandRegisterCommandName (L"smbiosview", ShellCommandRunSmbiosView, ShellCommandGetManFileNameDebug1, 0, L"Debug1", TRUE, gShellDebug1HiiHandle, STRING_TOKEN (STR_GET_HELP_SMBIOSVIEW));\r
  ShellCommandRegisterCommandName (L"dmpstore", ShellCommandRunDmpStore, ShellCommandGetManFileNameDebug1, 0, L"Debug1", TRUE, gShellDebug1HiiHandle, STRING_TOKEN (STR_GET_HELP_DMPSTORE));\r
  ShellCommandRegisterCommandName (L"dblk", ShellCommandRunDblk, ShellCommandGetManFileNameDebug1, 0, L"Debug1", TRUE, gShellDebug1HiiHandle, STRING_TOKEN (STR_GET_HELP_DBLK));\r
  ShellCommandRegisterCommandName (L"edit", ShellCommandRunEdit, ShellCommandGetManFileNameDebug1, 0, L"Debug1", TRUE, gShellDebug1HiiHandle, STRING_TOKEN (STR_GET_HELP_EDIT));\r
  ShellCommandRegisterCommandName (L"hexedit", ShellCommandRunHexEdit, ShellCommandGetManFileNameDebug1, 0, L"Debug1", TRUE, gShellDebug1HiiHandle, STRING_TOKEN (STR_GET_HELP_HEXEDIT));\r
\r
  ShellCommandRegisterAlias (L"dmem", L"mem");\r
\r
  BcfgLibraryRegisterBcfgCommand (ImageHandle, SystemTable, L"Debug1");\r
\r
  return (EFI_SUCCESS);\r
}\r
\r
/**\r
  Destructor for the library.  free any resources.\r
\r
  @param ImageHandle            The image handle of the process.\r
  @param SystemTable            The EFI System Table pointer.\r
**/\r
EFI_STATUS\r
EFIAPI\r
UefiShellDebug1CommandsLibDestructor (\r
  IN EFI_HANDLE        ImageHandle,\r
  IN EFI_SYSTEM_TABLE  *SystemTable\r
  )\r
{\r
  if (gShellDebug1HiiHandle != NULL) {\r
    HiiRemovePackages (gShellDebug1HiiHandle);\r
  }\r
\r
  BcfgLibraryUnregisterBcfgCommand (ImageHandle, SystemTable);\r
  return (EFI_SUCCESS);\r
}\r
\r
/**\r
  Function returns a system configuration table that is stored in the\r
  EFI System Table based on the provided GUID.\r
\r
  @param[in]  TableGuid     A pointer to the table's GUID type.\r
  @param[in, out] Table     On exit, a pointer to a system configuration table.\r
\r
  @retval EFI_SUCCESS      A configuration table matching TableGuid was found.\r
  @retval EFI_NOT_FOUND    A configuration table matching TableGuid was not found.\r
**/\r
EFI_STATUS\r
GetSystemConfigurationTable (\r
  IN EFI_GUID  *TableGuid,\r
  IN OUT VOID  **Table\r
  )\r
{\r
  UINTN  Index;\r
\r
  ASSERT (Table != NULL);\r
\r
  for (Index = 0; Index < gST->NumberOfTableEntries; Index++) {\r
    if (CompareGuid (TableGuid, &(gST->ConfigurationTable[Index].VendorGuid))) {\r
      *Table = gST->ConfigurationTable[Index].VendorTable;\r
      return EFI_SUCCESS;\r
    }\r
  }\r
\r
  return EFI_NOT_FOUND;\r
}\r
\r
/**\r
  Clear the line at the specified Row.\r
\r
  @param[in] Row                The row number to be cleared ( start from 1 )\r
  @param[in] LastCol            The last printable column.\r
  @param[in] LastRow            The last printable row.\r
**/\r
VOID\r
EditorClearLine (\r
  IN UINTN  Row,\r
  IN UINTN  LastCol,\r
  IN UINTN  LastRow\r
  )\r
{\r
  UINTN   Col;\r
  CHAR16  Line[200];\r
\r
  if (Row == 0) {\r
    Row = 1;\r
  }\r
\r
  //\r
  // prepare a blank line\r
  // If max column is larger, split to multiple prints.\r
  //\r
  SetMem16 (Line, sizeof (Line), L' ');\r
  Line[ARRAY_SIZE (Line) - 1] = CHAR_NULL;\r
\r
  for (Col = 1; Col <= LastCol; Col += ARRAY_SIZE (Line) - 1) {\r
    if (Col + ARRAY_SIZE (Line) - 1 > LastCol) {\r
      if (Row == LastRow) {\r
        //\r
        // if CHAR_NULL is still at position LastCol, it will cause first line error\r
        //\r
        Line[(LastCol - 1) % (ARRAY_SIZE (Line) - 1)] = CHAR_NULL;\r
      } else {\r
        Line[LastCol % (ARRAY_SIZE (Line) - 1)] = CHAR_NULL;\r
      }\r
    }\r
\r
    //\r
    // print out the blank line\r
    //\r
    ShellPrintEx ((INT32)Col - 1, (INT32)Row - 1, Line);\r
  }\r
}\r
\r
/**\r
  Determine if the character is valid for a filename.\r
\r
  @param[in] Ch     The character to test.\r
\r
  @retval TRUE      The character is valid.\r
  @retval FALSE     The character is not valid.\r
**/\r
BOOLEAN\r
IsValidFileNameChar (\r
  IN CONST CHAR16  Ch\r
  )\r
{\r
  //\r
  // See if there are any illegal characters within the name\r
  //\r
  if ((Ch < 0x20) || (Ch == L'\"') || (Ch == L'*') || (Ch == L'/') || (Ch == L'<') || (Ch == L'>') || (Ch == L'?') || (Ch == L'|')) {\r
    return FALSE;\r
  }\r
\r
  return TRUE;\r
}\r
\r
/**\r
  Check if file name has illegal characters.\r
\r
  @param Name       The filename to check.\r
\r
  @retval TRUE      The filename is ok.\r
  @retval FALSE     The filename is not ok.\r
**/\r
BOOLEAN\r
IsValidFileName (\r
  IN CONST CHAR16  *Name\r
  )\r
{\r
  UINTN  Index;\r
  UINTN  Len;\r
\r
  //\r
  // check the length of Name\r
  //\r
  for (Len = 0, Index = StrLen (Name) - 1; Index + 1 != 0; Index--, Len++) {\r
    if ((Name[Index] == '\\') || (Name[Index] == ':')) {\r
      break;\r
    }\r
  }\r
\r
  if ((Len == 0) || (Len > 255)) {\r
    return FALSE;\r
  }\r
\r
  //\r
  // check whether any char in Name not appears in valid file name char\r
  //\r
  for (Index = 0; Index < StrLen (Name); Index++) {\r
    if (!IsValidFileNameChar (Name[Index])) {\r
      return FALSE;\r
    }\r
  }\r
\r
  return TRUE;\r
}\r
\r
/**\r
  Find a filename that is valid (not taken) with the given extension.\r
\r
  @param[in] Extension      The file extension.\r
\r
  @retval NULL  Something went wrong.\r
  @return the valid filename.\r
**/\r
CHAR16 *\r
EditGetDefaultFileName (\r
  IN CONST CHAR16  *Extension\r
  )\r
{\r
  EFI_STATUS  Status;\r
  UINTN       Suffix;\r
  CHAR16      *FileNameTmp;\r
\r
  Suffix = 0;\r
\r
  do {\r
    FileNameTmp = CatSPrint (NULL, L"NewFile%d.%s", Suffix, Extension);\r
\r
    //\r
    // after that filename changed to path\r
    //\r
    Status = ShellFileExists (FileNameTmp);\r
\r
    if (Status == EFI_NOT_FOUND) {\r
      return FileNameTmp;\r
    }\r
\r
    FreePool (FileNameTmp);\r
    FileNameTmp = NULL;\r
    Suffix++;\r
  } while (Suffix != 0);\r
\r
  FreePool (FileNameTmp);\r
  return NULL;\r
}\r
\r
/**\r
  Read a file into an allocated buffer.  The buffer is the responsibility\r
  of the caller to free.\r
\r
  @param[in]  FileName          The filename of the file to open.\r
  @param[out] Buffer            Upon successful return, the pointer to the\r
                                address of the allocated buffer.\r
  @param[out] BufferSize        If not NULL, then the pointer to the size\r
                                of the allocated buffer.\r
  @param[out] ReadOnly          Upon successful return TRUE if the file is\r
                                read only.  FALSE otherwise.\r
\r
  @retval EFI_NOT_FOUND         The filename did not represent a file in the\r
                                file system.\r
  @retval EFI_SUCCESS           The file was read into the buffer.\r
  @retval EFI_OUT_OF_RESOURCES  A memory allocation failed.\r
  @retval EFI_LOAD_ERROR        The file read operation failed.\r
  @retval EFI_INVALID_PARAMETER A parameter was invalid.\r
  @retval EFI_INVALID_PARAMETER FileName was NULL.\r
  @retval EFI_INVALID_PARAMETER FileName was a directory.\r
**/\r
EFI_STATUS\r
ReadFileIntoBuffer (\r
  IN CONST CHAR16  *FileName,\r
  OUT VOID         **Buffer,\r
  OUT UINTN        *BufferSize OPTIONAL,\r
  OUT BOOLEAN      *ReadOnly\r
  )\r
{\r
  VOID               *InternalBuffer;\r
  UINTN              FileSize;\r
  SHELL_FILE_HANDLE  FileHandle;\r
  BOOLEAN            CreateFile;\r
  EFI_STATUS         Status;\r
  EFI_FILE_INFO      *Info;\r
\r
  InternalBuffer = NULL;\r
  FileSize       = 0;\r
  FileHandle     = NULL;\r
  CreateFile     = FALSE;\r
  Status         = EFI_SUCCESS;\r
  Info           = NULL;\r
\r
  if ((FileName == NULL) || (Buffer == NULL) || (ReadOnly == NULL)) {\r
    return (EFI_INVALID_PARAMETER);\r
  }\r
\r
  //\r
  // try to open the file\r
  //\r
  Status = ShellOpenFileByName (FileName, &FileHandle, EFI_FILE_MODE_READ, 0);\r
\r
  if (!EFI_ERROR (Status)) {\r
    ASSERT (CreateFile == FALSE);\r
    if (FileHandle == NULL) {\r
      return EFI_LOAD_ERROR;\r
    }\r
\r
    Info = ShellGetFileInfo (FileHandle);\r
\r
    if (Info->Attribute & EFI_FILE_DIRECTORY) {\r
      FreePool (Info);\r
      return EFI_INVALID_PARAMETER;\r
    }\r
\r
    if (Info->Attribute & EFI_FILE_READ_ONLY) {\r
      *ReadOnly = TRUE;\r
    } else {\r
      *ReadOnly = FALSE;\r
    }\r
\r
    //\r
    // get file size\r
    //\r
    FileSize = (UINTN)Info->FileSize;\r
\r
    FreePool (Info);\r
  } else if (Status == EFI_NOT_FOUND) {\r
    //\r
    // file not exists.  add create and try again\r
    //\r
    Status = ShellOpenFileByName (FileName, &FileHandle, EFI_FILE_MODE_READ|EFI_FILE_MODE_WRITE|EFI_FILE_MODE_CREATE, 0);\r
    if (EFI_ERROR (Status)) {\r
      return Status;\r
    } else {\r
      //\r
      // it worked.  now delete it and move on with the name (now validated)\r
      //\r
      Status = ShellDeleteFile (&FileHandle);\r
      if (Status == EFI_WARN_DELETE_FAILURE) {\r
        Status = EFI_ACCESS_DENIED;\r
      }\r
\r
      if (EFI_ERROR (Status)) {\r
        return Status;\r
      }\r
    }\r
\r
    //\r
    // file doesn't exist, so set CreateFile to TRUE and can't be read-only\r
    //\r
    CreateFile = TRUE;\r
    *ReadOnly  = FALSE;\r
  }\r
\r
  //\r
  // the file exists\r
  //\r
  if (!CreateFile) {\r
    //\r
    // allocate buffer to read file\r
    //\r
    InternalBuffer = AllocateZeroPool (FileSize);\r
    if (InternalBuffer == NULL) {\r
      return EFI_OUT_OF_RESOURCES;\r
    }\r
\r
    //\r
    // read file into InternalBuffer\r
    //\r
    Status = ShellReadFile (FileHandle, &FileSize, InternalBuffer);\r
    ShellCloseFile (&FileHandle);\r
    FileHandle = NULL;\r
    if (EFI_ERROR (Status)) {\r
      SHELL_FREE_NON_NULL (InternalBuffer);\r
      return EFI_LOAD_ERROR;\r
    }\r
  }\r
\r
  *Buffer = InternalBuffer;\r
  if (BufferSize != NULL) {\r
    *BufferSize = FileSize;\r
  }\r
\r
  return (EFI_SUCCESS);\r
}\r