mirror of
https://github.com/CloverHackyColor/CloverBootloader.git
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133 lines
4.2 KiB
C
133 lines
4.2 KiB
C
/** @file
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Produce "tftp" shell dynamic command.
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Copyright (c) 2010 - 2017, Intel Corporation. All rights reserved. <BR>
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Copyright (c) 2015, ARM Ltd. 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 "Tftp.h"
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#include <Protocol/ShellDynamicCommand.h>
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/**
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This is the shell command handler function pointer callback type. This
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function handles the command when it is invoked in the shell.
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@param[in] This The instance of the EFI_SHELL_DYNAMIC_COMMAND_PROTOCOL.
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@param[in] SystemTable The pointer to the system table.
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@param[in] ShellParameters The parameters associated with the command.
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@param[in] Shell The instance of the shell protocol used in the context
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of processing this command.
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@return EFI_SUCCESS the operation was sucessful
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@return other the operation failed.
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**/
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SHELL_STATUS
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EFIAPI
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TftpCommandHandler (
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IN EFI_SHELL_DYNAMIC_COMMAND_PROTOCOL *This,
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IN EFI_SYSTEM_TABLE *SystemTable,
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IN EFI_SHELL_PARAMETERS_PROTOCOL *ShellParameters,
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IN EFI_SHELL_PROTOCOL *Shell
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)
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{
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gEfiShellParametersProtocol = ShellParameters;
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gEfiShellProtocol = Shell;
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return RunTftp (gImageHandle, SystemTable);
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}
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/**
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This is the command help handler function pointer callback type. This
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function is responsible for displaying help information for the associated
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command.
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@param[in] This The instance of the EFI_SHELL_DYNAMIC_COMMAND_PROTOCOL.
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@param[in] Language The pointer to the language string to use.
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@return string Pool allocated help string, must be freed by caller
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**/
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CHAR16 *
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EFIAPI
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TftpCommandGetHelp (
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IN EFI_SHELL_DYNAMIC_COMMAND_PROTOCOL *This,
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IN CONST CHAR8 *Language
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)
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{
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return HiiGetString (mTftpHiiHandle, STRING_TOKEN (STR_GET_HELP_TFTP), Language);
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}
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EFI_SHELL_DYNAMIC_COMMAND_PROTOCOL mTftpDynamicCommand = {
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L"tftp",
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TftpCommandHandler,
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TftpCommandGetHelp
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};
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/**
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Entry point of Tftp Dynamic Command.
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Produce the DynamicCommand protocol to handle "tftp" command.
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@param ImageHandle The image handle of the process.
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@param SystemTable The EFI System Table pointer.
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@retval EFI_SUCCESS Tftp command is executed sucessfully.
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@retval EFI_ABORTED HII package was failed to initialize.
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@retval others Other errors when executing tftp command.
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**/
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EFI_STATUS
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EFIAPI
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TftpCommandInitialize (
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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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mTftpHiiHandle = InitializeHiiPackage (ImageHandle);
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if (mTftpHiiHandle == NULL) {
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return EFI_ABORTED;
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}
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Status = gBS->InstallProtocolInterface (
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&ImageHandle,
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&gEfiShellDynamicCommandProtocolGuid,
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EFI_NATIVE_INTERFACE,
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&mTftpDynamicCommand
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);
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ASSERT_EFI_ERROR (Status);
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return Status;
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}
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/**
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Tftp driver unload handler.
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@param ImageHandle The image handle of the process.
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@retval EFI_SUCCESS The image is unloaded.
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@retval Others Failed to unload the image.
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**/
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EFI_STATUS
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EFIAPI
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TftpUnload (
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IN EFI_HANDLE ImageHandle
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)
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{
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EFI_STATUS Status;
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Status = gBS->UninstallProtocolInterface (
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ImageHandle,
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&gEfiShellDynamicCommandProtocolGuid,
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&mTftpDynamicCommand
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);
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if (EFI_ERROR (Status)) {
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return Status;
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}
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HiiRemovePackages (mTftpHiiHandle);
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return EFI_SUCCESS;
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}
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