ShellPkg: Replace BSD License with BSD+Patent License

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

/** @file\r
  Main file for Mode shell Debug1 function.\r
\r
  (C) Copyright 2015 Hewlett-Packard Development Company, L.P.<BR>\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
\r
/**\r
  Function for 'mode' command.\r
\r
  @param[in] ImageHandle  Handle to the Image (NULL if Internal).\r
  @param[in] SystemTable  Pointer to the System Table (NULL if Internal).\r
**/\r
SHELL_STATUS\r
EFIAPI\r
ShellCommandRunMode (\r
  IN EFI_HANDLE        ImageHandle,\r
  IN EFI_SYSTEM_TABLE  *SystemTable\r
  )\r
{\r
  EFI_STATUS          Status;\r
  LIST_ENTRY          *Package;\r
  CHAR16              *ProblemParam;\r
  SHELL_STATUS        ShellStatus;\r
  UINTN               NewCol;\r
  UINTN               NewRow;\r
  UINTN               Col;\r
  UINTN               Row;\r
  CONST CHAR16        *Temp;\r
  BOOLEAN             Done;\r
  INT32               LoopVar;\r
\r
  ShellStatus         = SHELL_SUCCESS;\r
  Status              = EFI_SUCCESS;\r
\r
  //\r
  // initialize the shell lib (we must be in non-auto-init...)\r
  //\r
  Status = ShellInitialize();\r
  ASSERT_EFI_ERROR(Status);\r
\r
  Status = CommandInit();\r
  ASSERT_EFI_ERROR(Status);\r
\r
  //\r
  // parse the command line\r
  //\r
  Status = ShellCommandLineParse (EmptyParamList, &Package, &ProblemParam, TRUE);\r
  if (EFI_ERROR(Status)) {\r
    if (Status == EFI_VOLUME_CORRUPTED && ProblemParam != NULL) {\r
      ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PROBLEM), gShellDebug1HiiHandle, L"mode", ProblemParam);\r
      FreePool(ProblemParam);\r
      ShellStatus = SHELL_INVALID_PARAMETER;\r
    } else {\r
      ASSERT(FALSE);\r
    }\r
  } else {\r
    if (ShellCommandLineGetCount(Package) > 3) {\r
      ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_MANY), gShellDebug1HiiHandle, L"mode");\r
      ShellStatus = SHELL_INVALID_PARAMETER;\r
    } else if (ShellCommandLineGetCount(Package) == 2) {\r
      ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_FEW), gShellDebug1HiiHandle, L"mode");\r
      ShellStatus = SHELL_INVALID_PARAMETER;\r
    } else if (ShellCommandLineGetCount(Package) == 3) {\r
      Temp = ShellCommandLineGetRawValue(Package, 1);\r
      if (!ShellIsHexOrDecimalNumber(Temp, FALSE, FALSE)) {\r
        ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PARAM_INV), gShellDebug1HiiHandle, L"mode", Temp);\r
        ShellStatus = SHELL_INVALID_PARAMETER;\r
      }\r
      NewCol = ShellStrToUintn(Temp);\r
      Temp = ShellCommandLineGetRawValue(Package, 2);\r
      if (!ShellIsHexOrDecimalNumber(Temp, FALSE, FALSE)) {\r
        ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PARAM_INV), gShellDebug1HiiHandle, L"mode", Temp);\r
        ShellStatus = SHELL_INVALID_PARAMETER;\r
      }\r
      NewRow = ShellStrToUintn(Temp);\r
\r
      for (LoopVar = 0, Done = FALSE; LoopVar < gST->ConOut->Mode->MaxMode && ShellStatus == SHELL_SUCCESS ; LoopVar++) {\r
        Status = gST->ConOut->QueryMode(gST->ConOut, LoopVar, &Col, &Row);\r
        if (EFI_ERROR(Status)) {\r
          continue;\r
        }\r
        if (Col == NewCol && Row == NewRow) {\r
          Status = gST->ConOut->SetMode(gST->ConOut, LoopVar);\r
          if (EFI_ERROR(Status)) {\r
            ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_MODE_SET_FAIL), gShellDebug1HiiHandle, L"mode");\r
            ShellStatus = SHELL_DEVICE_ERROR;\r
          } else {\r
            // worked fine...\r
            Done = TRUE;\r
          }\r
          break;\r
        }\r
      }\r
\r
      if (!Done) {\r
        ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_MODE_NO_MATCH), gShellDebug1HiiHandle, L"mode");\r
        ShellStatus = SHELL_INVALID_PARAMETER;\r
      }\r
\r
    } else if (ShellCommandLineGetCount(Package) == 1) {\r
      //\r
      // print out valid\r
      //\r
      ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_MODE_LIST_HEAD), gShellDebug1HiiHandle);\r
      for (LoopVar = 0, Done = FALSE; LoopVar < gST->ConOut->Mode->MaxMode && ShellStatus == SHELL_SUCCESS ; LoopVar++) {\r
        Status = gST->ConOut->QueryMode(gST->ConOut, LoopVar, &Col, &Row);\r
        if (EFI_ERROR(Status)) {\r
          continue;\r
        }\r
        ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_MODE_LIST_ITEM), gShellDebug1HiiHandle, Col, Row, LoopVar == gST->ConOut->Mode->Mode?L'*':L' ');\r
      }\r
    }\r
    ShellCommandLineFreeVarList (Package);\r
  }\r
\r
  return (ShellStatus);\r
}\r