mirror of https://github.com/acidanthera/audk.git
308 lines
11 KiB
C
308 lines
11 KiB
C
/** @file
|
|
function definitions for internal to shell functions.
|
|
|
|
Copyright (c) 2009 - 2013, Intel Corporation. All rights reserved.<BR>
|
|
This program and the accompanying materials
|
|
are licensed and made available under the terms and conditions of the BSD License
|
|
which accompanies this distribution. The full text of the license may be found at
|
|
http://opensource.org/licenses/bsd-license.php
|
|
|
|
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
|
|
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
|
|
|
|
**/
|
|
|
|
#ifndef _SHELL_INTERNAL_HEADER_
|
|
#define _SHELL_INTERNAL_HEADER_
|
|
|
|
#include <Uefi.h>
|
|
#include <ShellBase.h>
|
|
|
|
#include <Guid/ShellVariableGuid.h>
|
|
#include <Guid/ShellAliasGuid.h>
|
|
|
|
#include <Protocol/LoadedImage.h>
|
|
#include <Protocol/SimpleTextOut.h>
|
|
#include <Protocol/EfiShell.h>
|
|
#include <Protocol/EfiShellInterface.h>
|
|
#include <Protocol/EfiShellEnvironment2.h>
|
|
#include <Protocol/EfiShellParameters.h>
|
|
#include <Protocol/BlockIo.h>
|
|
|
|
#include <Library/BaseLib.h>
|
|
#include <Library/UefiApplicationEntryPoint.h>
|
|
#include <Library/UefiLib.h>
|
|
#include <Library/DebugLib.h>
|
|
#include <Library/MemoryAllocationLib.h>
|
|
#include <Library/ShellCommandLib.h>
|
|
#include <Library/UefiRuntimeServicesTableLib.h>
|
|
#include <Library/UefiBootServicesTableLib.h>
|
|
#include <Library/DevicePathLib.h>
|
|
#include <Library/BaseMemoryLib.h>
|
|
#include <Library/PcdLib.h>
|
|
#include <Library/ShellLib.h>
|
|
#include <Library/SortLib.h>
|
|
#include <Library/HiiLib.h>
|
|
#include <Library/PrintLib.h>
|
|
#include <Library/HandleParsingLib.h>
|
|
#include <Library/PathLib.h>
|
|
#include <Library/FileHandleLib.h>
|
|
|
|
#include "ShellParametersProtocol.h"
|
|
#include "ShellProtocol.h"
|
|
#include "ShellEnvVar.h"
|
|
#include "ConsoleLogger.h"
|
|
#include "ShellManParser.h"
|
|
#include "ConsoleWrappers.h"
|
|
#include "FileHandleWrappers.h"
|
|
|
|
typedef struct {
|
|
LIST_ENTRY Link; ///< Standard linked list handler.
|
|
SHELL_FILE_HANDLE *SplitStdOut; ///< ConsoleOut for use in the split.
|
|
SHELL_FILE_HANDLE *SplitStdIn; ///< ConsoleIn for use in the split.
|
|
} SPLIT_LIST;
|
|
|
|
typedef struct {
|
|
UINT32 Startup:1; ///< Was "-startup" found on command line.
|
|
UINT32 NoStartup:1; ///< Was "-nostartup" found on command line.
|
|
UINT32 NoConsoleOut:1; ///< Was "-noconsoleout" found on command line.
|
|
UINT32 NoConsoleIn:1; ///< Was "-noconsolein" found on command line.
|
|
UINT32 NoInterrupt:1; ///< Was "-nointerrupt" found on command line.
|
|
UINT32 NoMap:1; ///< Was "-nomap" found on command line.
|
|
UINT32 NoVersion:1; ///< Was "-noversion" found on command line.
|
|
UINT32 Delay:1; ///< Was "-delay[:n] found on command line
|
|
UINT32 Exit:1; ///< Was "-_exit" found on command line
|
|
UINT32 Reserved:7; ///< Extra bits
|
|
} SHELL_BITS;
|
|
|
|
typedef union {
|
|
SHELL_BITS Bits;
|
|
UINT16 AllBits;
|
|
} SHELL_BIT_UNION;
|
|
|
|
typedef struct {
|
|
SHELL_BIT_UNION BitUnion;
|
|
UINTN Delay; ///< Seconds of delay default:5.
|
|
CHAR16 *FileName; ///< Filename to run upon successful initialization.
|
|
CHAR16 *FileOptions; ///< Options to pass to FileName.
|
|
} SHELL_INIT_SETTINGS;
|
|
|
|
typedef struct {
|
|
BUFFER_LIST CommandHistory;
|
|
UINTN VisibleRowNumber;
|
|
UINTN OriginalVisibleRowNumber;
|
|
BOOLEAN InsertMode; ///< Is the current typing mode insert (FALSE = overwrite).
|
|
} SHELL_VIEWING_SETTINGS;
|
|
|
|
typedef struct {
|
|
EFI_SHELL_PARAMETERS_PROTOCOL *NewShellParametersProtocol;
|
|
EFI_SHELL_PROTOCOL *NewEfiShellProtocol;
|
|
BOOLEAN PageBreakEnabled;
|
|
BOOLEAN RootShellInstance;
|
|
SHELL_INIT_SETTINGS ShellInitSettings;
|
|
BUFFER_LIST BufferToFreeList; ///< List of buffers that were returned to the user to free.
|
|
SHELL_VIEWING_SETTINGS ViewingSettings;
|
|
EFI_HII_HANDLE HiiHandle; ///< Handle from HiiLib.
|
|
UINTN LogScreenCount; ///< How many screens of log information to save.
|
|
EFI_EVENT UserBreakTimer; ///< Timer event for polling for CTRL-C.
|
|
EFI_DEVICE_PATH_PROTOCOL *ImageDevPath; ///< DevicePath for ourselves.
|
|
EFI_DEVICE_PATH_PROTOCOL *FileDevPath; ///< DevicePath for ourselves.
|
|
CONSOLE_LOGGER_PRIVATE_DATA *ConsoleInfo; ///< Pointer for ConsoleInformation.
|
|
EFI_SHELL_PARAMETERS_PROTOCOL *OldShellParameters; ///< old shell parameters to reinstall upon exiting.
|
|
SHELL_PROTOCOL_HANDLE_LIST OldShellList; ///< List of other instances to reinstall when closing.
|
|
SPLIT_LIST SplitList; ///< List of Splits in FILO stack.
|
|
VOID *CtrlCNotifyHandle1; ///< The NotifyHandle returned from SimpleTextInputEx.RegisterKeyNotify.
|
|
VOID *CtrlCNotifyHandle2; ///< The NotifyHandle returned from SimpleTextInputEx.RegisterKeyNotify.
|
|
VOID *CtrlCNotifyHandle3; ///< The NotifyHandle returned from SimpleTextInputEx.RegisterKeyNotify.
|
|
VOID *CtrlCNotifyHandle4; ///< The NotifyHandle returned from SimpleTextInputEx.RegisterKeyNotify.
|
|
VOID *CtrlSNotifyHandle1; ///< The NotifyHandle returned from SimpleTextInputEx.RegisterKeyNotify.
|
|
VOID *CtrlSNotifyHandle2; ///< The NotifyHandle returned from SimpleTextInputEx.RegisterKeyNotify.
|
|
VOID *CtrlSNotifyHandle3; ///< The NotifyHandle returned from SimpleTextInputEx.RegisterKeyNotify.
|
|
VOID *CtrlSNotifyHandle4; ///< The NotifyHandle returned from SimpleTextInputEx.RegisterKeyNotify.
|
|
BOOLEAN HaltOutput; ///< TRUE to start a CTRL-S halt.
|
|
} SHELL_INFO;
|
|
|
|
extern SHELL_INFO ShellInfoObject;
|
|
|
|
/**
|
|
Sets all the alias' that were registered with the ShellCommandLib library.
|
|
|
|
@retval EFI_SUCCESS all init commands were run sucessfully.
|
|
**/
|
|
EFI_STATUS
|
|
EFIAPI
|
|
SetBuiltInAlias(
|
|
VOID
|
|
);
|
|
|
|
/**
|
|
This function will populate the 2 device path protocol parameters based on the
|
|
global gImageHandle. the DevPath will point to the device path for the handle that has
|
|
loaded image protocol installed on it. the FilePath will point to the device path
|
|
for the file that was loaded.
|
|
|
|
@param[in, out] DevPath on a sucessful return the device path to the loaded image
|
|
@param[in, out] FilePath on a sucessful return the device path to the file
|
|
|
|
@retval EFI_SUCCESS the 2 device paths were sucessfully returned.
|
|
@return other a error from gBS->HandleProtocol
|
|
|
|
@sa HandleProtocol
|
|
**/
|
|
EFI_STATUS
|
|
EFIAPI
|
|
GetDevicePathsForImageAndFile (
|
|
IN OUT EFI_DEVICE_PATH_PROTOCOL **DevPath,
|
|
IN OUT EFI_DEVICE_PATH_PROTOCOL **FilePath
|
|
);
|
|
|
|
/**
|
|
Process all Uefi Shell 2.0 command line options.
|
|
|
|
see Uefi Shell 2.0 section 3.2 for full details.
|
|
|
|
the command line should resemble the following:
|
|
|
|
shell.efi [ShellOpt-options] [options] [file-name [file-name-options]]
|
|
|
|
ShellOpt options Options which control the initialization behavior of the shell.
|
|
These options are read from the EFI global variable "ShellOpt"
|
|
and are processed before options or file-name.
|
|
|
|
options Options which control the initialization behavior of the shell.
|
|
|
|
file-name The name of a UEFI shell application or script to be executed
|
|
after initialization is complete. By default, if file-name is
|
|
specified, then -nostartup is implied. Scripts are not supported
|
|
by level 0.
|
|
|
|
file-nameoptions The command-line options that are passed to file-name when it
|
|
is invoked.
|
|
|
|
This will initialize the ShellInitSettings global variable.
|
|
|
|
@retval EFI_SUCCESS the variable is initialized.
|
|
**/
|
|
EFI_STATUS
|
|
EFIAPI
|
|
ProcessCommandLine(
|
|
VOID
|
|
);
|
|
|
|
/**
|
|
Handles all interaction with the default startup script.
|
|
|
|
this will check that the correct command line parameters were passed, handle the delay, and then start running the script.
|
|
|
|
@param[in] ImagePath The path to the image for shell. The first place to look for the startup script.
|
|
@param[in] FilePath The path to the file for shell. The second place to look for the startup script.
|
|
|
|
@retval EFI_SUCCESS The variable is initialized.
|
|
**/
|
|
EFI_STATUS
|
|
EFIAPI
|
|
DoStartupScript(
|
|
IN EFI_DEVICE_PATH_PROTOCOL *ImagePath,
|
|
IN EFI_DEVICE_PATH_PROTOCOL *FilePath
|
|
);
|
|
|
|
/**
|
|
Function to perform the shell prompt looping. It will do a single prompt,
|
|
dispatch the result, and then return. It is expected that the caller will
|
|
call this function in a loop many times.
|
|
|
|
@retval EFI_SUCCESS
|
|
@retval RETURN_ABORTED
|
|
**/
|
|
EFI_STATUS
|
|
EFIAPI
|
|
DoShellPrompt (
|
|
VOID
|
|
);
|
|
|
|
/**
|
|
Add a buffer to the Buffer To Free List for safely returning buffers to other
|
|
places without risking letting them modify internal shell information.
|
|
|
|
@param Buffer Something to pass to FreePool when the shell is exiting.
|
|
**/
|
|
VOID*
|
|
EFIAPI
|
|
AddBufferToFreeList(
|
|
VOID *Buffer
|
|
);
|
|
|
|
/**
|
|
Add a buffer to the Command History List.
|
|
|
|
@param Buffer[in] The line buffer to add.
|
|
**/
|
|
VOID
|
|
EFIAPI
|
|
AddLineToCommandHistory(
|
|
IN CONST CHAR16 *Buffer
|
|
);
|
|
|
|
/**
|
|
Function will process and run a command line.
|
|
|
|
This will determine if the command line represents an internal shell command or dispatch an external application.
|
|
|
|
@param[in] CmdLine the command line to parse
|
|
|
|
@retval EFI_SUCCESS the command was completed
|
|
@retval EFI_ABORTED the command's operation was aborted
|
|
**/
|
|
EFI_STATUS
|
|
EFIAPI
|
|
RunCommand(
|
|
IN CONST CHAR16 *CmdLine
|
|
);
|
|
|
|
/**
|
|
Function determins if the CommandName COULD be a valid command. It does not determine whether
|
|
this is a valid command. It only checks for invalid characters.
|
|
|
|
@param[in] CommandName The name to check
|
|
|
|
@retval TRUE CommandName could be a command name
|
|
@retval FALSE CommandName could not be a valid command name
|
|
**/
|
|
BOOLEAN
|
|
EFIAPI
|
|
IsValidCommandName(
|
|
IN CONST CHAR16 *CommandName
|
|
);
|
|
|
|
/**
|
|
Function to process a NSH script file via SHELL_FILE_HANDLE.
|
|
|
|
@param[in] Handle The handle to the already opened file.
|
|
@param[in] Name The name of the script file.
|
|
|
|
@retval EFI_SUCCESS the script completed sucessfully
|
|
**/
|
|
EFI_STATUS
|
|
EFIAPI
|
|
RunScriptFileHandle (
|
|
IN SHELL_FILE_HANDLE Handle,
|
|
IN CONST CHAR16 *Name
|
|
);
|
|
|
|
/**
|
|
Function to process a NSH script file.
|
|
|
|
@param[in] ScriptPath Pointer to the script file name (including file system path).
|
|
|
|
@retval EFI_SUCCESS the script completed sucessfully
|
|
**/
|
|
EFI_STATUS
|
|
EFIAPI
|
|
RunScriptFile (
|
|
IN CONST CHAR16 *ScriptPath
|
|
);
|
|
|
|
|
|
#endif //_SHELL_INTERNAL_HEADER_
|
|
|