TftpDynamicCommand.c

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#include "Tftp.h"
#include <Protocol/ShellDynamicCommand.h>
 
SHELL_STATUS
EFIAPI
TftpCommandHandler (
  IN EFI_SHELL_DYNAMIC_COMMAND_PROTOCOL  *This,
  IN EFI_SYSTEM_TABLE                    *SystemTable,
  IN EFI_SHELL_PARAMETERS_PROTOCOL       *ShellParameters,
  IN EFI_SHELL_PROTOCOL                  *Shell
  )
{
  gEfiShellParametersProtocol = ShellParameters;
  gEfiShellProtocol           = Shell;
  return RunTftp (gImageHandle, SystemTable);
}
 
CHAR16 *
EFIAPI
TftpCommandGetHelp (
  IN EFI_SHELL_DYNAMIC_COMMAND_PROTOCOL  *This,
  IN CONST CHAR8                         *Language
  )
{
  return HiiGetString (mTftpHiiHandle, STRING_TOKEN (STR_GET_HELP_TFTP), Language);
}
 
EFI_SHELL_DYNAMIC_COMMAND_PROTOCOL  mTftpDynamicCommand = {
  L"tftp",
  TftpCommandHandler,
  TftpCommandGetHelp
};
 
EFI_STATUS
EFIAPI
TftpCommandInitialize (
  IN EFI_HANDLE        ImageHandle,
  IN EFI_SYSTEM_TABLE  *SystemTable
  )
{
  EFI_STATUS  Status;
 
  mTftpHiiHandle = InitializeHiiPackage (ImageHandle);
  if (mTftpHiiHandle == NULL) {
    return EFI_ABORTED;
  }
 
  Status = gBS->InstallProtocolInterface (
                  &ImageHandle,
                  &gEfiShellDynamicCommandProtocolGuid,
                  EFI_NATIVE_INTERFACE,
                  &mTftpDynamicCommand
                  );
  ASSERT_EFI_ERROR (Status);
  return Status;
}
 
EFI_STATUS
EFIAPI
TftpUnload (
  IN EFI_HANDLE  ImageHandle
  )
{
  EFI_STATUS  Status;
 
  Status = gBS->UninstallProtocolInterface (
                  ImageHandle,
                  &gEfiShellDynamicCommandProtocolGuid,
                  &mTftpDynamicCommand
                  );
  if (EFI_ERROR (Status)) {
    return Status;
  }
 
  HiiRemovePackages (mTftpHiiHandle);
  return EFI_SUCCESS;
}