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239 lines
4.8 KiB
239 lines
4.8 KiB
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/*++
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Copyright (c) 1998 Intel Corporation
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Module Name:
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shell.h
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Abstract:
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Defines for shell applications
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Revision History
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--*/
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/*
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* This module is included by shell applications
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*/
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#include "efi.h"
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#include "efilib.h"
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/*
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*
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*/
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#define SHELL_FILE_ARG_SIGNATURE EFI_SIGNATURE_32('g','r','a','f')
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typedef struct {
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UINT32 Signature;
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LIST_ENTRY Link;
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EFI_STATUS Status;
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EFI_FILE_HANDLE Parent;
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UINT64 OpenMode;
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CHAR16 *ParentName;
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EFI_DEVICE_PATH *ParentDevicePath;
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CHAR16 *FullName;
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CHAR16 *FileName;
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EFI_FILE_HANDLE Handle;
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EFI_FILE_INFO *Info;
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} SHELL_FILE_ARG;
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EFI_STATUS
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ShellFileMetaArg (
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IN CHAR16 *Arg,
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IN OUT LIST_ENTRY *ListHead
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);
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EFI_STATUS
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ShellFreeFileList (
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IN OUT LIST_ENTRY *ListHead
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);
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/*
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* Shell application library functions
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*/
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EFI_STATUS
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InitializeShellApplication (
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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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typedef
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EFI_STATUS
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(EFIAPI *SHELLENV_INTERNAL_COMMAND) (
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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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VOID
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InstallInternalShellCommand (
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IN EFI_HANDLE ImageHandle,
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IN EFI_SYSTEM_TABLE *SystemTable,
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IN SHELLENV_INTERNAL_COMMAND Dispatch,
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IN CHAR16 *Cmd,
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IN CHAR16 *CmdFormat,
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IN CHAR16 *CmdHelpLine,
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IN VOID *CmdVerboseHelp
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);
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/*
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* Publics in shell.lib
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*/
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extern EFI_GUID ShellInterfaceProtocol;
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extern EFI_GUID ShellEnvProtocol;
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/*
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* GetEnvironmentVariable - returns a shell environment variable
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*/
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CHAR16 *
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GetEnvironmentVariable (
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IN CHAR16 *Name
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);
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/*
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* GetProtocolId - returns the short ID strings for a protocol guid
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*/
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CHAR16 *
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GetProtocolId (
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IN EFI_GUID *Protocol
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);
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/*
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* AddProtoclId - records a new ID for a protocol guid such that anyone
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* performing a GetProtocolId can find our id
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*/
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VOID
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AddProtocolId (
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IN EFI_GUID *Protocol,
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IN CHAR16 *ProtocolId
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);
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/*
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* ShellExecute - causes the shell to parse & execute the command line
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*/
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EFI_STATUS
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ShellExecute (
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IN EFI_HANDLE ParentImageHandle,
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IN CHAR16 *CommandLine,
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IN BOOLEAN Output
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);
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/*
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* Misc
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*/
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CHAR16 *
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MemoryTypeStr (
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IN EFI_MEMORY_TYPE Type
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);
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/*
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* IO
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*/
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EFI_FILE_HANDLE
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ShellOpenFilePath (
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IN EFI_DEVICE_PATH *FilePath,
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IN UINT64 FileMode
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);
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/*
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* ShellCurDir - returns the current directory on the current mapped device
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* (note the result is allocated from pool and the caller must
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* free it)
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*/
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CHAR16 *
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ShellCurDir (
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IN CHAR16 *DeviceName OPTIONAL
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);
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/*
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* ShellGetEnv - returns the current mapping for the Env Name
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*/
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CHAR16 *
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ShellGetEnv (
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IN CHAR16 *Name
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);
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CHAR16 *
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ShellGetMap (
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IN CHAR16 *Name
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);
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/*
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* **************************************
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* Shell Interface prototypes
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*/
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/*
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* Shell Interface - additional information (over image_info) provided
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* to an application started by the shell.
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*
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* ConIo - provides a file sytle interface to the console. Note that the
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* ConOut & ConIn interfaces in the system table will work as well, and both
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* all will be redirected to a file if needed on a command line
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*
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* The shell interface's and data (including ConIo) are only valid during
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* the applications Entry Point. Once the application returns from it's
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* entry point the data is freed by the invoking shell.
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*/
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#define SHELL_INTERFACE_PROTOCOL \
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{ 0x47c7b223, 0xc42a, 0x11d2, 0x8e, 0x57, 0x0, 0xa0, 0xc9, 0x69, 0x72, 0x3b }
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typedef struct _EFI_SHELL_INTERFACE {
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/* Handle back to original image handle & image info */
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EFI_HANDLE ImageHandle;
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EFI_LOADED_IMAGE *Info;
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/* Parsed arg list */
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CHAR16 **Argv;
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UINT32 Argc;
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/* Storage for file redirection args after parsing */
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CHAR16 **RedirArgv;
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UINT32 RedirArgc;
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/* A file style handle for console io */
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EFI_FILE_HANDLE StdIn;
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EFI_FILE_HANDLE StdOut;
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EFI_FILE_HANDLE StdErr;
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} EFI_SHELL_INTERFACE;
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/*
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* Shell library globals
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*/
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extern EFI_SHELL_INTERFACE *SI;
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extern EFI_GUID ShellInterfaceProtocol;
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extern EFI_GUID ShellEnvProtocol;
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