comp - add comments and add input verification

[mirror_edk2.git] / ShellPkg / Application / ShellCTestApp / ShellCTestApp.c

/** @file\r
  This is a test application that demonstrates how to use the C-style entry point\r
  for a shell application.\r
\r
  Copyright (c) 2009 - 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
**/\r
\r
#include <Uefi.h>\r
#include <Library/UefiLib.h>\r
#include <Library/DebugLib.h>\r
#include <Library/ShellCEntryLib.h>\r
\r
/**\r
  UEFI application entry point which has an interface similar to a\r
  standard C main function.\r
\r
  The ShellCEntryLib library instance wrappers the actual UEFI application\r
  entry point and calls this ShellAppMain function.\r
\r
  @param  ImageHandle  The image handle of the UEFI Application.\r
  @param  SystemTable  A pointer to the EFI System Table.\r
\r
  @retval  0               The application exited normally.\r
  @retval  Other           An error occurred.\r
\r
**/\r
INTN\r
EFIAPI\r
ShellAppMain (\r
  IN UINTN Argc,\r
  IN CHAR16 **Argv\r
  )\r
{\r
  UINTN  Index;\r
\r
  Print(L"ShellCTestApp.c:ShellAppMain called with %d parameters\n", Argc);\r
  for (Index = 0; Index < Argc; Index++) {\r
    Print(L"Argv[%d]: %s\n", Index, Argv[Index]);\r
  }\r
\r
  return 0;\r
}\r