diff options
| author | Guo Mang <mang.guo@intel.com> | 2016-12-22 17:06:43 +0800 |
|---|---|---|
| committer | Guo Mang <mang.guo@intel.com> | 2016-12-26 19:14:49 +0800 |
| commit | 4e4db0c4b54ee5d5377fca0e4c2330286b1b0b41 (patch) | |
| tree | 751790d383df04329bb700e8fe800c3d459eeaae /Core/ShellPkg/Include | |
| parent | 1922f267f671b43de0ea43138ccb5806657056b4 (diff) | |
| download | edk2-platforms-4e4db0c4b54ee5d5377fca0e4c2330286b1b0b41.tar.xz | |
ShellPkg: Move to new location
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Guo Mang <mang.guo@intel.com>
Diffstat (limited to 'Core/ShellPkg/Include')
17 files changed, 5394 insertions, 0 deletions
diff --git a/Core/ShellPkg/Include/Guid/ShellAliasGuid.h b/Core/ShellPkg/Include/Guid/ShellAliasGuid.h new file mode 100644 index 0000000000..346eef4209 --- /dev/null +++ b/Core/ShellPkg/Include/Guid/ShellAliasGuid.h @@ -0,0 +1,25 @@ +/** @file
+ GUID for Shell Variable for Get/Set via runtime services.
+
+ Copyright (c) 2009 - 2010, 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_ALIAS_VARIABLE_GUID_H_
+#define _SHELL_ALIAS_VARIABLE_GUID_H_
+
+#define SHELL_ALIAS_VARIABLE_GUID \
+{ \
+ 0x0053d9d6, 0x2659, 0x4599, { 0xa2, 0x6b, 0xef, 0x45, 0x36, 0xe6, 0x31, 0xa9 } \
+}
+
+extern EFI_GUID gShellAliasGuid;
+
+#endif
diff --git a/Core/ShellPkg/Include/Guid/ShellEnvironment2Ext.h b/Core/ShellPkg/Include/Guid/ShellEnvironment2Ext.h new file mode 100644 index 0000000000..a18d16c0e9 --- /dev/null +++ b/Core/ShellPkg/Include/Guid/ShellEnvironment2Ext.h @@ -0,0 +1,25 @@ +/** @file
+ GUID for EFI shell Environment2 Extension.
+
+ Copyright (c) 2009 - 2010, 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 _SHELLPKG_SHELL_ENV2_EXT_GUID_H_
+#define _SHELLPKG_SHELL_ENV2_EXT_GUID_H_
+
+#define SHELLPKG_SHELL_ENV2_EXT_GUID \
+{ \
+ 0xd2c18636, 0x40e5, 0x4eb5, {0xa3, 0x1b, 0x36, 0x69, 0x5f, 0xd4, 0x2c, 0x87} \
+}
+
+extern EFI_GUID gEfiShellEnvironment2ExtGuid;
+
+#endif
diff --git a/Core/ShellPkg/Include/Guid/ShellLibHiiGuid.h b/Core/ShellPkg/Include/Guid/ShellLibHiiGuid.h new file mode 100644 index 0000000000..15cd85e899 --- /dev/null +++ b/Core/ShellPkg/Include/Guid/ShellLibHiiGuid.h @@ -0,0 +1,86 @@ +/** @file
+ GUIDs for HII package list installed by Shell libraries.
+
+ Copyright (c) 2011 - 2016, 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 _SHELLLIB_HII_GUID_H_
+#define _SHELLLIB_HII_GUID_H_
+
+#define HANDLE_PARSING_HII_GUID \
+ { \
+ 0xb8969637, 0x81de, 0x43af, { 0xbc, 0x9a, 0x24, 0xd9, 0x89, 0x13, 0xf2, 0xf6 } \
+ }
+
+#define SHELL_DEBUG1_HII_GUID \
+ { \
+ 0x25f200aa, 0xd3cb, 0x470a, { 0xbf, 0x51, 0xe7, 0xd1, 0x62, 0xd2, 0x2e, 0x6f } \
+ }
+
+#define SHELL_DRIVER1_HII_GUID \
+ { \
+ 0xaf0b742, 0x63ec, 0x45bd, {0x8d, 0xb6, 0x71, 0xad, 0x7f, 0x2f, 0xe8, 0xe8} \
+ }
+
+#define SHELL_INSTALL1_HII_GUID \
+ { \
+ 0x7d574d54, 0xd364, 0x4d4a, { 0x95, 0xe3, 0x49, 0x45, 0xdb, 0x7a, 0xd3, 0xee } \
+ }
+
+#define SHELL_LEVEL1_HII_GUID \
+ { \
+ 0xdec5daa4, 0x6781, 0x4820, { 0x9c, 0x63, 0xa7, 0xb0, 0xe4, 0xf1, 0xdb, 0x31 } \
+ }
+
+#define SHELL_LEVEL2_HII_GUID \
+ { \
+ 0xf95a7ccc, 0x4c55, 0x4426, { 0xa7, 0xb4, 0xdc, 0x89, 0x61, 0x95, 0xb, 0xae } \
+ }
+
+#define SHELL_LEVEL3_HII_GUID \
+ { \
+ 0x4344558d, 0x4ef9, 0x4725, { 0xb1, 0xe4, 0x33, 0x76, 0xe8, 0xd6, 0x97, 0x4f } \
+ }
+
+#define SHELL_NETWORK1_HII_GUID \
+ { \
+ 0xf3d301bb, 0xf4a5, 0x45a8, { 0xb0, 0xb7, 0xfa, 0x99, 0x9c, 0x62, 0x37, 0xae } \
+ }
+
+#define SHELL_NETWORK2_HII_GUID \
+ { \
+ 0x174b2b5, 0xf505, 0x4b12, { 0xaa, 0x60, 0x59, 0xdf, 0xf8, 0xd6, 0xea, 0x37 } \
+ }
+
+#define SHELL_TFTP_HII_GUID \
+ { \
+ 0x738a9314, 0x82c1, 0x4592, { 0x8f, 0xf7, 0xc1, 0xbd, 0xf1, 0xb2, 0x0e, 0xd4 } \
+ }
+
+
+#define SHELL_BCFG_HII_GUID \
+ { \
+ 0x5f5f605d, 0x1583, 0x4a2d, {0xa6, 0xb2, 0xeb, 0x12, 0xda, 0xb4, 0xa2, 0xb6 } \
+ }
+
+extern EFI_GUID gHandleParsingHiiGuid;
+extern EFI_GUID gShellDebug1HiiGuid;
+extern EFI_GUID gShellDriver1HiiGuid;
+extern EFI_GUID gShellInstall1HiiGuid;
+extern EFI_GUID gShellLevel1HiiGuid;
+extern EFI_GUID gShellLevel2HiiGuid;
+extern EFI_GUID gShellLevel3HiiGuid;
+extern EFI_GUID gShellNetwork1HiiGuid;
+extern EFI_GUID gShellNetwork2HiiGuid;
+extern EFI_GUID gShellTftpHiiGuid;
+extern EFI_GUID gShellBcfgHiiGuid;
+
+#endif
diff --git a/Core/ShellPkg/Include/Guid/ShellMapGuid.h b/Core/ShellPkg/Include/Guid/ShellMapGuid.h new file mode 100644 index 0000000000..180a41bf53 --- /dev/null +++ b/Core/ShellPkg/Include/Guid/ShellMapGuid.h @@ -0,0 +1,25 @@ +/** @file
+ GUID for Shell Map for Get/Set via runtime services.
+
+ Copyright (c) 2009 - 2010, 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_MAP_GUID_H_
+#define _SHELL_MAP_GUID_H_
+
+#define SHELL_MAP_GUID \
+{ \
+ 0x51271e13, 0x7de3, 0x43af, { 0x8b, 0xc2, 0x71, 0xad, 0x3b, 0x82, 0x43, 0x25 } \
+}
+
+extern EFI_GUID gShellMapGuid;
+
+#endif
\ No newline at end of file diff --git a/Core/ShellPkg/Include/Guid/ShellPkgTokenSpace.h b/Core/ShellPkg/Include/Guid/ShellPkgTokenSpace.h new file mode 100644 index 0000000000..d8e1b3acfb --- /dev/null +++ b/Core/ShellPkg/Include/Guid/ShellPkgTokenSpace.h @@ -0,0 +1,25 @@ +/** @file
+ GUID for ShellPkg PCD Token Space.
+
+ Copyright (c) 2009 - 2010, 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 _SHELLPKG_TOKEN_SPACE_GUID_H_
+#define _SHELLPKG_TOKEN_SPACE_GUID_H_
+
+#define EFI_SHELLPKG_TOKEN_SPACE_GUID \
+{ \
+ 0x171e9188, 0x31d3, 0x40f5, { 0xb1, 0xc, 0x53, 0x9b, 0x2d, 0xb9, 0x40, 0xcd } \
+}
+
+extern EFI_GUID gEfiShellPkgTokenSpaceGuid;
+
+#endif
diff --git a/Core/ShellPkg/Include/Guid/ShellVariableGuid.h b/Core/ShellPkg/Include/Guid/ShellVariableGuid.h new file mode 100644 index 0000000000..46c9211def --- /dev/null +++ b/Core/ShellPkg/Include/Guid/ShellVariableGuid.h @@ -0,0 +1,25 @@ +/** @file
+ GUID for Shell Variable for Get/Set via runtime services.
+
+ Copyright (c) 2009 - 2010, 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_VARIABLE_GUID_H_
+#define _SHELL_VARIABLE_GUID_H_
+
+#define SHELL_VARIABLE_GUID \
+{ \
+ 0x158def5a, 0xf656, 0x419c, { 0xb0, 0x27, 0x7a, 0x31, 0x92, 0xc0, 0x79, 0xd2 } \
+}
+
+extern EFI_GUID gShellVariableGuid;
+
+#endif
diff --git a/Core/ShellPkg/Include/Library/BcfgCommandLib.h b/Core/ShellPkg/Include/Library/BcfgCommandLib.h new file mode 100644 index 0000000000..9f7454a9d7 --- /dev/null +++ b/Core/ShellPkg/Include/Library/BcfgCommandLib.h @@ -0,0 +1,52 @@ +/** @file
+ Header file for BCFG command library.
+
+ Copyright (c) 2014, 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 _BCFG_COMMAND_LIB_H_
+#define _BCFG_COMMAND_LIB_H_
+
+/**
+ "Constructor" for the library.
+
+ This will register the handler for the bcfg command.
+
+ @param[in] ImageHandle the image handle of the process
+ @param[in] SystemTable the EFI System Table pointer
+ @param[in] Name the profile name to use
+
+ @retval EFI_SUCCESS the shell command handlers were installed sucessfully
+ @retval EFI_UNSUPPORTED the shell level required was not found.
+**/
+EFI_STATUS
+EFIAPI
+BcfgLibraryRegisterBcfgCommand (
+ IN EFI_HANDLE ImageHandle,
+ IN EFI_SYSTEM_TABLE *SystemTable,
+ IN CONST CHAR16 *Name
+ );
+
+/**
+ "Destructor" for the library. free any resources.
+
+ @param ImageHandle The image handle of the process.
+ @param SystemTable The EFI System Table pointer.
+**/
+EFI_STATUS
+EFIAPI
+BcfgLibraryUnregisterBcfgCommand (
+ IN EFI_HANDLE ImageHandle,
+ IN EFI_SYSTEM_TABLE *SystemTable
+ );
+
+#endif
+
diff --git a/Core/ShellPkg/Include/Library/HandleParsingLib.h b/Core/ShellPkg/Include/Library/HandleParsingLib.h new file mode 100644 index 0000000000..441f65fffe --- /dev/null +++ b/Core/ShellPkg/Include/Library/HandleParsingLib.h @@ -0,0 +1,391 @@ +/** @file
+ Provides interface to advanced shell functionality for parsing both handle and protocol database.
+
+ Copyright (c) 2010 - 2015, 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 __HANDLE_PARSING_LIB__
+#define __HANDLE_PARSING_LIB__
+
+#include <Uefi.h>
+
+/**
+ Function to add a new GUID/Name mapping.
+
+ This cannot overwrite an existing mapping.
+
+ @param[in] Guid The Guid
+ @param[in] TheName The Guid's name
+ @param[in] Lang RFC4646 language code list or NULL
+
+ @retval EFI_SUCCESS The operation was sucessful
+ @retval EFI_ACCESS_DENIED There was a duplicate
+ @retval EFI_OUT_OF_RESOURCES A memory allocation failed
+**/
+EFI_STATUS
+EFIAPI
+AddNewGuidNameMapping(
+ IN CONST EFI_GUID *Guid,
+ IN CONST CHAR16 *TheName,
+ IN CONST CHAR8 *Lang OPTIONAL
+ );
+
+/**
+ Function to get the name of a protocol or struct from it's GUID.
+
+ If Guid is NULL, then ASSERT.
+
+ @param[in] Guid The GUID to look for the name of.
+ @param[in] Lang The language to use.
+
+ @return The pointer to a string of the name. The caller
+ is responsible to free this memory.
+**/
+CHAR16*
+EFIAPI
+GetStringNameFromGuid(
+ IN CONST EFI_GUID *Guid,
+ IN CONST CHAR8 *Lang OPTIONAL
+ );
+
+/**
+ Function to get the Guid for a protocol or struct based on it's string name.
+
+ Do not free or modify the returned GUID.
+
+ @param[in] Name The pointer to the string name.
+ @param[in] Lang The pointer to the language code (string).
+ @param[out] Guid The pointer to the pointer to the Guid.
+
+ @retval EFI_SUCCESS The operation was successful.
+**/
+EFI_STATUS
+EFIAPI
+GetGuidFromStringName(
+ IN CONST CHAR16 *Name,
+ IN CONST CHAR8 *Lang OPTIONAL,
+ OUT EFI_GUID **Guid
+ );
+
+/**
+ Function to dump protocol information from a handle.
+
+ This function will return a allocated string buffer containing the
+ information. The caller is responsible for freeing the memory.
+
+ If Guid is NULL, ASSERT().
+ If TheHandle is NULL, ASSERT().
+
+ @param[in] TheHandle The handle to dump information from.
+ @param[in] Guid The GUID of the protocol to dump.
+ @param[in] Verbose TRUE for extra info. FALSE otherwise.
+
+ @return The pointer to string.
+ @retval NULL An error was encountered.
+**/
+CHAR16*
+EFIAPI
+GetProtocolInformationDump(
+ IN CONST EFI_HANDLE TheHandle,
+ IN CONST EFI_GUID *Guid,
+ IN CONST BOOLEAN Verbose
+ );
+
+/**
+ Function to retrieve the driver name (if possible) from the ComponentName or
+ ComponentName2 protocol.
+
+ The string returned must be callee freed.
+
+ @param[in] TheHandle The driver handle to get the name of.
+ @param[in] Language The language to use.
+
+ @retval NULL The name could not be found.
+ @return A pointer to the string name. Do not de-allocate the memory.
+**/
+CONST CHAR16*
+EFIAPI
+GetStringNameFromHandle(
+ IN CONST EFI_HANDLE TheHandle,
+ IN CONST CHAR8 *Language
+ );
+
+/**
+ Get best support language for this driver.
+
+ First base on the user input language to search, second base on the current
+ platform used language to search, third get the first language from the
+ support language list. The caller need to free the buffer of the best language.
+
+ @param[in] SupportedLanguages The support languages for this driver.
+ @param[in] InputLanguage The user input language.
+ @param[in] Iso639Language Whether get language for ISO639.
+
+ @return The best support language for this driver.
+**/
+CHAR8 *
+EFIAPI
+GetBestLanguageForDriver (
+ IN CONST CHAR8 *SupportedLanguages,
+ IN CONST CHAR8 *InputLanguage,
+ IN BOOLEAN Iso639Language
+ );
+
+#define HR_UNKNOWN 0
+#define HR_IMAGE_HANDLE BIT1
+#define HR_DRIVER_BINDING_HANDLE BIT2 // has driver binding
+#define HR_DEVICE_DRIVER BIT3 // device driver (hybrid?)
+#define HR_BUS_DRIVER BIT4 // a bus driver (hybrid?)
+#define HR_DRIVER_CONFIGURATION_HANDLE BIT5
+#define HR_DRIVER_DIAGNOSTICS_HANDLE BIT6
+#define HR_COMPONENT_NAME_HANDLE BIT7
+#define HR_DEVICE_HANDLE BIT8
+#define HR_PARENT_HANDLE BIT9
+#define HR_CONTROLLER_HANDLE BIT10
+#define HR_CHILD_HANDLE BIT11
+#define HR_VALID_MASK (BIT1|BIT2|BIT3|BIT4|BIT5|BIT6|BIT7|BIT8|BIT9|BIT10|BIT11)
+
+/**
+ Gets all the related EFI_HANDLEs based on the mask supplied.
+
+ This function will scan all EFI_HANDLES in the UEFI environment's handle database
+ and return all the ones with the specified relationship (Mask) to the specified
+ controller handle.
+
+ If both DriverBindingHandle and ControllerHandle are NULL, then ASSERT.
+ If MatchingHandleCount is NULL, then ASSERT.
+
+ If MatchingHandleBuffer is not NULL upon a successful return, the memory must be
+ caller freed.
+
+ @param[in] DriverBindingHandle The handle with Driver Binding protocol on it.
+ @param[in] ControllerHandle The handle with Device Path protocol on it.
+ @param[in] Mask The mask of what relationship(s) is desired.
+ @param[in] MatchingHandleCount The pointer to UINTN specifying number of HANDLES in
+ MatchingHandleBuffer.
+ @param[out] MatchingHandleBuffer On a successful return, a buffer of MatchingHandleCount
+ EFI_HANDLEs with a terminating NULL EFI_HANDLE.
+
+ @retval EFI_SUCCESS The operation was successful, and any related handles
+ are in MatchingHandleBuffer.
+ @retval EFI_NOT_FOUND No matching handles were found.
+ @retval EFI_INVALID_PARAMETER A parameter was invalid or out of range.
+ @sa ParseHandleDatabaseByRelationshipWithType
+**/
+EFI_STATUS
+EFIAPI
+ParseHandleDatabaseByRelationship (
+ IN CONST EFI_HANDLE DriverBindingHandle OPTIONAL,
+ IN CONST EFI_HANDLE ControllerHandle OPTIONAL,
+ IN CONST UINTN Mask,
+ IN UINTN *MatchingHandleCount,
+ OUT EFI_HANDLE **MatchingHandleBuffer OPTIONAL
+ );
+
+/**
+ Gets all the related EFI_HANDLEs based on the mask supplied.
+
+ This function scans all EFI_HANDLES in the UEFI environment's handle database
+ and returns the ones with the specified relationship (Mask) to the specified
+ controller handle.
+
+ If both DriverBindingHandle and ControllerHandle are NULL, then ASSERT.
+ If MatchingHandleCount is NULL, then ASSERT.
+
+ If MatchingHandleBuffer is not NULL upon a successful return the memory must be
+ caller freed.
+
+ @param[in] DriverBindingHandle The handle with Driver Binding protocol on it.
+ @param[in] ControllerHandle The handle with Device Path protocol on it.
+ @param[in] MatchingHandleCount The pointer to UINTN that specifies the number of HANDLES in
+ MatchingHandleBuffer.
+ @param[out] MatchingHandleBuffer On a successful return, a buffer of MatchingHandleCount
+ EFI_HANDLEs with a terminating NULL EFI_HANDLE.
+ @param[out] HandleType An array of type information.
+
+ @retval EFI_SUCCESS The operation was successful, and any related handles
+ are in MatchingHandleBuffer.
+ @retval EFI_NOT_FOUND No matching handles were found.
+ @retval EFI_INVALID_PARAMETER A parameter was invalid or out of range.
+**/
+EFI_STATUS
+EFIAPI
+ParseHandleDatabaseByRelationshipWithType (
+ IN CONST EFI_HANDLE DriverBindingHandle OPTIONAL,
+ IN CONST EFI_HANDLE ControllerHandle OPTIONAL,
+ IN UINTN *HandleCount,
+ OUT EFI_HANDLE **HandleBuffer,
+ OUT UINTN **HandleType
+ );
+
+/**
+ Gets handles for any parents of the passed in controller.
+
+ @param[in] ControllerHandle The handle of the controller.
+ @param[in] Count The pointer to the number of handles in
+ MatchingHandleBuffer on return.
+ @param[out] Buffer The buffer containing handles on a successful
+ return.
+ @retval EFI_SUCCESS The operation was successful.
+ @sa ParseHandleDatabaseByRelationship
+**/
+#define PARSE_HANDLE_DATABASE_PARENTS(ControllerHandle, Count, Buffer) \
+ ParseHandleDatabaseByRelationship(NULL, ControllerHandle, HR_PARENT_HANDLE, Count, Buffer)
+
+/**
+ Gets handles for any UEFI drivers of the passed in controller.
+
+ @param[in] ControllerHandle The handle of the controller.
+ @param[in] Count The pointer to the number of handles in
+ MatchingHandleBuffer on return.
+ @param[out] Buffer The buffer containing handles on a successful
+ return.
+ @retval EFI_SUCCESS The operation was successful.
+ @sa ParseHandleDatabaseByRelationship
+**/
+#define PARSE_HANDLE_DATABASE_UEFI_DRIVERS(ControllerHandle, Count, Buffer) \
+ ParseHandleDatabaseByRelationship(NULL, ControllerHandle, HR_DRIVER_BINDING_HANDLE|HR_DEVICE_DRIVER, Count, Buffer)
+
+/**
+ Gets handles for any children of the passed in controller by the passed in driver handle.
+
+ @param[in] DriverHandle The handle of the driver.
+ @param[in] ControllerHandle The handle of the controller.
+ @param[in] Count The pointer to the number of handles in
+ MatchingHandleBuffer on return.
+ @param[out] Buffer The buffer containing handles on a successful
+ return.
+ @retval EFI_SUCCESS The operation was successful.
+ @sa ParseHandleDatabaseByRelationship
+**/
+#define PARSE_HANDLE_DATABASE_MANAGED_CHILDREN(DriverHandle, ControllerHandle, Count, Buffer) \
+ ParseHandleDatabaseByRelationship(DriverHandle, ControllerHandle, HR_CHILD_HANDLE|HR_DEVICE_HANDLE, Count, Buffer)
+
+/**
+ Gets handles for any devices managed by the passed in driver.
+
+ @param[in] DriverHandle The handle of the driver.
+ @param[in] Count The pointer to the number of handles in
+ MatchingHandleBuffer on return.
+ @param[out] Buffer The buffer containing handles on a successful
+ return.
+ @retval EFI_SUCCESS The operation was successful.
+ @sa ParseHandleDatabaseByRelationship
+**/
+#define PARSE_HANDLE_DATABASE_DEVICES(DriverHandle, Count, Buffer) \
+ ParseHandleDatabaseByRelationship(DriverHandle, NULL, HR_CONTROLLER_HANDLE|HR_DEVICE_HANDLE, Count, Buffer)
+
+/**
+ Gets handles for any child devices produced by the passed in driver.
+
+ @param[in] DriverHandle The handle of the driver.
+ @param[in] MatchingHandleCount The pointer to the number of handles in
+ MatchingHandleBuffer on return.
+ @param[out] MatchingHandleBuffer The buffer containing handles on a successful
+ return.
+ @retval EFI_SUCCESS The operation was successful.
+ @sa ParseHandleDatabaseByRelationship
+**/
+EFI_STATUS
+EFIAPI
+ParseHandleDatabaseForChildDevices(
+ IN CONST EFI_HANDLE DriverHandle,
+ IN UINTN *MatchingHandleCount,
+ OUT EFI_HANDLE **MatchingHandleBuffer OPTIONAL
+ );
+
+/**
+ Gets handles for any child controllers of the passed in controller.
+
+ @param[in] ControllerHandle The handle of the "parent controller".
+ @param[in] MatchingHandleCount The pointer to the number of handles in
+ MatchingHandleBuffer on return.
+ @param[out] MatchingHandleBuffer The buffer containing handles on a successful
+ return.
+ @retval EFI_SUCCESS The operation was successful.
+ @sa ParseHandleDatabaseByRelationship
+**/
+EFI_STATUS
+EFIAPI
+ParseHandleDatabaseForChildControllers(
+ IN CONST EFI_HANDLE ControllerHandle,
+ IN UINTN *MatchingHandleCount,
+ OUT EFI_HANDLE **MatchingHandleBuffer OPTIONAL
+ );
+
+
+/**
+ Function to retrieve the human-friendly index of a given handle. If the handle
+ does not have a index one will be automatically assigned. The index value is valid
+ until the termination of the shell application.
+
+ @param[in] TheHandle The handle to retrieve an index for.
+
+ @retval 0 A memory allocation failed.
+ @return The index of the handle.
+
+**/
+UINTN
+EFIAPI
+ConvertHandleToHandleIndex(
+ IN CONST EFI_HANDLE TheHandle
+ );
+
+/**
+ Function to retrieve the EFI_HANDLE from the human-friendly index.
+
+ @param[in] TheIndex The index to retrieve the EFI_HANDLE for.
+
+ @retval NULL The index was invalid.
+ @return The EFI_HANDLE that index represents.
+
+**/
+EFI_HANDLE
+EFIAPI
+ConvertHandleIndexToHandle(
+ IN CONST UINTN TheIndex
+ );
+
+/**
+ Function to get all handles that support a given protocol or all handles.
+
+ The caller is responsible to free this memory.
+
+ @param[in] ProtocolGuid The guid of the protocol to get handles for. If NULL
+ then the function will return all handles.
+
+ @retval NULL A memory allocation failed.
+ @return A NULL terminated list of handles.
+**/
+EFI_HANDLE*
+EFIAPI
+GetHandleListByProtocol (
+ IN CONST EFI_GUID *ProtocolGuid OPTIONAL
+ );
+
+/**
+ Function to get all handles that support some protocols.
+
+ The caller is responsible to free this memory.
+
+ @param[in] ProtocolGuids A NULL terminated list of protocol GUIDs.
+
+ @retval NULL A memory allocation failed.
+ @retval NULL ProtocolGuids was NULL.
+ @return A NULL terminated list of EFI_HANDLEs.
+**/
+EFI_HANDLE*
+EFIAPI
+GetHandleListByProtocolList (
+ IN CONST EFI_GUID **ProtocolGuids
+ );
+
+#endif // __HANDLE_PARSING_LIB__
diff --git a/Core/ShellPkg/Include/Library/ShellCEntryLib.h b/Core/ShellPkg/Include/Library/ShellCEntryLib.h new file mode 100644 index 0000000000..dfbb16f9c3 --- /dev/null +++ b/Core/ShellPkg/Include/Library/ShellCEntryLib.h @@ -0,0 +1,40 @@ +/** @file
+ Provides application point extension for "C" style main funciton.
+
+ Copyright (c) 2006 - 2011, 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_C_ENTRY_LIB_
+#define _SHELL_C_ENTRY_LIB_
+
+/**
+ UEFI application entry point which has an interface similar to a
+ standard C main function.
+
+ The ShellCEntryLib library instance wrappers the actual UEFI application
+ entry point and calls this ShellAppMain function.
+
+ @param[in] Argc The number of parameters.
+ @param[in] Argv The array of pointers to parameters.
+
+ @retval 0 The application exited normally.
+ @retval Other An error occurred.
+
+**/
+INTN
+EFIAPI
+ShellAppMain (
+ IN UINTN Argc,
+ IN CHAR16 **Argv
+ );
+
+#endif
+
diff --git a/Core/ShellPkg/Include/Library/ShellCommandLib.h b/Core/ShellPkg/Include/Library/ShellCommandLib.h new file mode 100644 index 0000000000..44eccc447c --- /dev/null +++ b/Core/ShellPkg/Include/Library/ShellCommandLib.h @@ -0,0 +1,790 @@ +/** @file
+ Provides interface to shell internal functions for shell commands.
+
+ This library is for use ONLY by shell commands linked into the shell application.
+ This library will not funciton if it is used for UEFI Shell 2.0 Applications.
+
+ Copyright (c) 2009 - 2016, Intel Corporation. All rights reserved.<BR>
+ (C) Copyright 2016 Hewlett Packard Enterprise Development LP<BR>
+ (C) Copyright 2013-2014 Hewlett-Packard Development Company, L.P.<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_COMMAND_LIB_
+#define _SHELL_COMMAND_LIB_
+
+#include <Uefi.h>
+#include <ShellBase.h>
+
+#include <Protocol/EfiShell.h>
+#include <Protocol/EfiShellParameters.h>
+#include <Protocol/UnicodeCollation.h>
+#include <Protocol/SimpleFileSystem.h>
+
+#include <Library/UefiBootServicesTableLib.h>
+
+//
+// The extern global protocol poionters.
+//
+extern EFI_UNICODE_COLLATION_PROTOCOL *gUnicodeCollation;
+extern CONST CHAR16* SupportLevel[];
+
+//
+// The map list objects.
+//
+typedef struct {
+ LIST_ENTRY Link;
+ EFI_DEVICE_PATH_PROTOCOL *DevicePath;
+ CHAR16 *MapName;
+ CHAR16 *CurrentDirectoryPath;
+ UINT64 Flags;
+} SHELL_MAP_LIST;
+/// List of Mappings - DeviceName and Drive Letter(ism).
+extern SHELL_MAP_LIST gShellMapList;
+/// Pointer to node of current directory in the mMapList.
+extern SHELL_MAP_LIST *gShellCurDir;
+
+/**
+ Returns the help MAN fileName for a given shell command.
+
+ @retval !NULL The unicode string of the MAN filename.
+ @retval NULL An error ocurred.
+
+**/
+typedef
+CONST CHAR16 *
+(EFIAPI *SHELL_GET_MAN_FILENAME)(
+ VOID
+ );
+
+/**
+ Runs a shell command on a given command line.
+
+ The specific operation of a given shell command is specified in the UEFI Shell
+ Specification 2.0, or in the source of the given command.
+
+ Upon completion of the command run the shell protocol and environment variables
+ may have been updated due to the operation.
+
+ @param[in] ImageHandle The ImageHandle to the app, or NULL if
+ the command built into shell.
+ @param[in] SystemTable The pointer to the system table.
+
+ @retval RETURN_SUCCESS The shell command was sucessful.
+ @retval RETURN_UNSUPPORTED The command is not supported.
+**/
+typedef
+SHELL_STATUS
+(EFIAPI *SHELL_RUN_COMMAND)(
+ IN EFI_HANDLE ImageHandle,
+ IN EFI_SYSTEM_TABLE *SystemTable
+ );
+
+/**
+ Registers the handlers of type SHELL_RUN_COMMAND and
+ SHELL_GET_MAN_FILENAME for each shell command.
+
+ If the ShellSupportLevel is greater than the value of
+ PcdShellSupportLevel, then return RETURN_UNSUPPORTED.
+
+ Registers the the handlers specified by GetHelpInfoHandler and CommandHandler
+ with the command specified by CommandString. If the command named by
+ CommandString has already been registered, then return
+ RETURN_ALREADY_STARTED.
+
+ If there are not enough resources available to register the handlers, then
+ RETURN_OUT_OF_RESOURCES is returned.
+
+ If CommandString is NULL, then ASSERT().
+ If GetHelpInfoHandler is NULL, then ASSERT().
+ If CommandHandler is NULL, then ASSERT().
+ If ProfileName is NULL, then ASSERT().
+
+ @param[in] CommandString The pointer to the command name. This is the
+ name to look for on the command line in
+ the shell.
+ @param[in] CommandHandler The pointer to a function that runs the
+ specified command.
+ @param[in] GetManFileName The pointer to a function that provides man
+ filename.
+ @param[in] ShellMinSupportLevel The minimum Shell Support Level which has this
+ function.
+ @param[in] ProfileName The profile name to require for support of this
+ function.
+ @param[in] CanAffectLE Indicates whether this command's return value
+ can change the LASTERROR environment variable.
+ @param[in] HiiHandle The handle of this command's HII entry.
+ @param[in] ManFormatHelp The HII locator for the help text.
+
+ @retval RETURN_SUCCESS The handlers were registered.
+ @retval RETURN_OUT_OF_RESOURCES There are not enough resources available to
+ register the shell command.
+ @retval RETURN_UNSUPPORTED The ShellMinSupportLevel was higher than the
+ currently allowed support level.
+ @retval RETURN_ALREADY_STARTED The CommandString represents a command that
+ is already registered. Only one handler set for
+ a given command is allowed.
+ @sa SHELL_GET_MAN_FILENAME
+ @sa SHELL_RUN_COMMAND
+**/
+RETURN_STATUS
+EFIAPI
+ShellCommandRegisterCommandName (
+ IN CONST CHAR16 *CommandString,
+ IN SHELL_RUN_COMMAND CommandHandler,
+ IN SHELL_GET_MAN_FILENAME GetManFileName,
+ IN UINT32 ShellMinSupportLevel,
+ IN CONST CHAR16 *ProfileName,
+ IN CONST BOOLEAN CanAffectLE,
+ IN CONST EFI_HANDLE HiiHandle,
+ IN CONST EFI_STRING_ID ManFormatHelp
+ );
+
+/**
+ Checks if a command string has been registered for CommandString, and if so, it runs
+ the previously registered handler for that command with the command line.
+
+ If CommandString is NULL, then ASSERT().
+
+ If Sections is specified, then each section name listed will be compared in a case sensitive
+ manner to the section names described in Appendix B UEFI Shell 2.0 Specification. If the section exists,
+ it is appended to the returned help text. If the section does not exist, no
+ information is returned. If Sections is NULL, then all help text information
+ available is returned.
+
+ @param[in] CommandString The pointer to the command name. This is the name
+ found on the command line in the shell.
+ @param[in, out] RetVal The pointer to the return value from the command handler.
+
+ @param[in, out] CanAffectLE Indicates whether this command's return value
+ needs to be placed into LASTERROR environment variable.
+
+ @retval RETURN_SUCCESS The handler was run.
+ @retval RETURN_NOT_FOUND The CommandString did not match a registered
+ command name.
+ @sa SHELL_RUN_COMMAND
+**/
+RETURN_STATUS
+EFIAPI
+ShellCommandRunCommandHandler (
+ IN CONST CHAR16 *CommandString,
+ IN OUT SHELL_STATUS *RetVal,
+ IN OUT BOOLEAN *CanAffectLE OPTIONAL
+ );
+
+/**
+ Checks if a command string has been registered for CommandString, and if so, it
+ returns the MAN filename specified for that command.
+
+ If CommandString is NULL, then ASSERT().
+
+ @param[in] CommandString The pointer to the command name. This is the name
+ found on the command line in the shell.
+
+ @retval NULL The CommandString was not a registered command.
+ @retval other The name of the MAN file.
+ @sa SHELL_GET_MAN_FILENAME
+**/
+CONST CHAR16*
+EFIAPI
+ShellCommandGetManFileNameHandler (
+ IN CONST CHAR16 *CommandString
+ );
+
+
+typedef struct {
+ LIST_ENTRY Link;
+ CHAR16 *CommandString;
+} COMMAND_LIST;
+
+/**
+ Get the list of all available shell internal commands. This is a linked list,
+ via the LIST_ENTRY structure. Enumerate through it using the BaseLib linked
+ list functions. Do not modify the values.
+
+ @param[in] Sort TRUE to alphabetically sort the values first. FALSE otherwise.
+
+ @return A linked list of all available shell commands.
+**/
+CONST COMMAND_LIST*
+EFIAPI
+ShellCommandGetCommandList (
+ IN CONST BOOLEAN Sort
+ );
+
+typedef struct {
+ LIST_ENTRY Link;
+ CHAR16 *CommandString;
+ CHAR16 *Alias;
+} ALIAS_LIST;
+
+/**
+ Registers aliases to be set as part of the initialization of the shell application.
+
+ If Command is NULL, then ASSERT().
+ If Alias is NULL, then ASSERT().
+
+ @param[in] Command The pointer to the Command.
+ @param[in] Alias The pointer to Alias.
+
+ @retval RETURN_SUCCESS The handlers were registered.
+ @retval RETURN_OUT_OF_RESOURCES There are not enough resources available to
+ register the shell command.
+**/
+RETURN_STATUS
+EFIAPI
+ShellCommandRegisterAlias (
+ IN CONST CHAR16 *Command,
+ IN CONST CHAR16 *Alias
+ );
+
+/**
+ Get the list of all shell alias commands. This is a linked list,
+ via LIST_ENTRY structure. Enumerate through it using the BaseLib linked
+ list functions. Do not modify the values.
+
+ @return A linked list of all requested shell aliases.
+**/
+CONST ALIAS_LIST*
+EFIAPI
+ShellCommandGetInitAliasList (
+ VOID
+ );
+
+/**
+ Determine if a given alias is on the list of built in aliases.
+
+ @param[in] Alias The alias to test for.
+
+ @retval TRUE The alias is a built in alias.
+ @retval FALSE The alias is not a built in alias.
+**/
+BOOLEAN
+EFIAPI
+ShellCommandIsOnAliasList (
+ IN CONST CHAR16 *Alias
+ );
+
+/**
+ Checks if a command is already on the list.
+
+ @param[in] CommandString The command string to check for on the list.
+
+ @retval TRUE CommandString represents a registered command.
+ @retval FALSE CommandString does not represent a registered command.
+**/
+BOOLEAN
+EFIAPI
+ShellCommandIsCommandOnList (
+ IN CONST CHAR16 *CommandString
+ );
+
+/**
+ Get the help text for a command.
+
+ @param[in] CommandString The command name.
+
+ @retval NULL No help text was found.
+ @return The string of the help text. The caller required to free.
+**/
+CHAR16*
+EFIAPI
+ShellCommandGetCommandHelp (
+ IN CONST CHAR16 *CommandString
+ );
+
+/**
+ Function to make sure that the above pointers are valid.
+**/
+EFI_STATUS
+EFIAPI
+CommandInit (
+ VOID
+ );
+
+/**
+ Function to determine current state of ECHO. Echo determines if lines from scripts
+ and ECHO commands are enabled.
+
+ @retval TRUE Echo is currently enabled.
+ @retval FALSE Echo is currently disabled.
+**/
+BOOLEAN
+EFIAPI
+ShellCommandGetEchoState (
+ VOID
+ );
+
+/**
+ Function to set current state of ECHO. Echo determines if lines from scripts
+ and ECHO commands are enabled.
+
+ @param[in] State TRUE to enable Echo, FALSE otherwise.
+**/
+VOID
+EFIAPI
+ShellCommandSetEchoState (
+ IN BOOLEAN State
+ );
+
+
+
+/**
+ Indicate that the current shell or script should exit.
+
+ @param[in] ScriptOnly TRUE if exiting a script; FALSE otherwise.
+ @param[in] ErrorCode The 64 bit error code to return.
+**/
+VOID
+EFIAPI
+ShellCommandRegisterExit (
+ IN BOOLEAN ScriptOnly,
+ IN CONST UINT64 ErrorCode
+ );
+
+/**
+ Retrieve the Exit code.
+
+ @return the value passed into RegisterExit.
+**/
+UINT64
+EFIAPI
+ShellCommandGetExitCode (
+ VOID
+ );
+
+/**
+ Retrieve the Exit indicator.
+
+ @retval TRUE Exit was indicated.
+ @retval FALSE Exit was not indicated.
+**/
+BOOLEAN
+EFIAPI
+ShellCommandGetExit (
+ VOID
+ );
+
+/**
+ Retrieve the Exit script indicator.
+
+ If ShellCommandGetExit returns FALSE, then the return from this is undefined.
+
+ @retval TRUE ScriptOnly was indicated.
+ @retval FALSE ScriptOnly was not indicated.
+**/
+BOOLEAN
+EFIAPI
+ShellCommandGetScriptExit (
+ VOID
+ );
+
+typedef struct {
+ LIST_ENTRY Link; ///< List enumerator items.
+ UINTN Line; ///< What line of the script file this was on.
+ CHAR16 *Cl; ///< The original command line.
+ VOID *Data; ///< The data structure format dependant upon Command. (not always used)
+ BOOLEAN Reset; ///< Reset the command (it must be treated like a initial run (but it may have data already))
+} SCRIPT_COMMAND_LIST;
+
+typedef struct {
+ CHAR16 *ScriptName; ///< The filename of this script.
+ CHAR16 **Argv; ///< The parmameters to the script file.
+ UINTN Argc; ///< The count of parameters.
+ LIST_ENTRY CommandList; ///< The script converted to a list of commands (SCRIPT_COMMAND_LIST objects).
+ SCRIPT_COMMAND_LIST *CurrentCommand; ///< The command currently being operated. If !=NULL must be a member of CommandList.
+ LIST_ENTRY SubstList; ///< A list of current script loop alias' (ALIAS_LIST objects) (Used for the for %-based replacement).
+} SCRIPT_FILE;
+
+/**
+ Function to return a pointer to the currently running script file object.
+
+ @retval NULL A script file is not currently running.
+ @return A pointer to the current script file object.
+**/
+SCRIPT_FILE*
+EFIAPI
+ShellCommandGetCurrentScriptFile (
+ VOID
+ );
+
+/**
+ Function to set a new script as the currently running one.
+
+ This function will correctly stack and unstack nested scripts.
+
+ @param[in] Script The pointer to new script information structure. If NULL,
+ it removes and de-allocates the topmost Script structure.
+
+ @return A pointer to the current running script file after this
+ change. It is NULL if removing the final script.
+**/
+SCRIPT_FILE*
+EFIAPI
+ShellCommandSetNewScript (
+ IN SCRIPT_FILE *Script OPTIONAL
+ );
+
+/**
+ Function to cleanup all memory from a SCRIPT_FILE structure.
+
+ @param[in] Script The pointer to the structure to cleanup.
+**/
+VOID
+EFIAPI
+DeleteScriptFileStruct (
+ IN SCRIPT_FILE *Script
+ );
+
+/**
+ Function to get the current Profile string.
+
+ This is used to retrieve what profiles were installed.
+
+ @retval NULL There are no installed profiles.
+ @return A semicolon-delimited list of profiles.
+**/
+CONST CHAR16 *
+EFIAPI
+ShellCommandGetProfileList (
+ VOID
+ );
+
+typedef enum {
+ MappingTypeFileSystem,
+ MappingTypeBlockIo,
+ MappingTypeMax
+} SHELL_MAPPING_TYPE;
+
+/**
+ Function to generate the next default mapping name.
+
+ If the return value is not NULL then it must be callee freed.
+
+ @param Type What kind of mapping name to make.
+
+ @retval NULL a memory allocation failed.
+ @return a new map name string
+**/
+CHAR16*
+EFIAPI
+ShellCommandCreateNewMappingName(
+ IN CONST SHELL_MAPPING_TYPE Type
+ );
+
+/**
+ Function to initialize the table for creating consistent map names.
+
+ @param[out] Table The pointer to pointer to pointer to DevicePathProtocol object.
+
+ @retval EFI_SUCCESS The table was created successfully.
+**/
+EFI_STATUS
+EFIAPI
+ShellCommandConsistMappingInitialize (
+ EFI_DEVICE_PATH_PROTOCOL ***Table
+ );
+
+/**
+ Function to uninitialize the table for creating consistent map names.
+
+ The parameter must have been received from ShellCommandConsistMappingInitialize.
+
+ @param[out] Table The pointer to pointer to DevicePathProtocol object.
+
+ @retval EFI_SUCCESS The table was deleted successfully.
+**/
+EFI_STATUS
+EFIAPI
+ShellCommandConsistMappingUnInitialize (
+ EFI_DEVICE_PATH_PROTOCOL **Table
+ );
+
+/**
+ Create a consistent mapped name for the device specified by DevicePath
+ based on the Table.
+
+ This must be called after ShellCommandConsistMappingInitialize() and
+ before ShellCommandConsistMappingUnInitialize() is called.
+
+ @param[in] DevicePath The pointer to the dev path for the device.
+ @param[in] Table The Table of mapping information.
+
+ @retval NULL A consistent mapped name could not be created.
+ @return A pointer to a string allocated from pool with the device name.
+**/
+CHAR16*
+EFIAPI
+ShellCommandConsistMappingGenMappingName (
+ IN EFI_DEVICE_PATH_PROTOCOL *DevicePath,
+ IN EFI_DEVICE_PATH_PROTOCOL **Table
+ );
+
+/**
+ Function to search the list of mappings for the first matching node on the
+ list based on the MapKey.
+
+ @param[in] MapKey The pointer to the string key to search for in the map.
+
+ @return the node on the list.
+**/
+SHELL_MAP_LIST*
+EFIAPI
+ShellCommandFindMapItem (
+ IN CONST CHAR16 *MapKey
+ );
+
+/**
+ Function to add a map node to the list of map items and update the "path" environment variable (optionally).
+
+ If Path is TRUE (during initialization only), the path environment variable will also be updated to include
+ default paths on the new map name...
+
+ Path should be FALSE when this function is called from the protocol SetMap function.
+
+ @param[in] Name The human readable mapped name.
+ @param[in] DevicePath The Device Path for this map.
+ @param[in] Flags The Flags attribute for this map item.
+ @param[in] Path TRUE to update path, FALSE to skip this step (should only be TRUE during initialization).
+
+ @retval EFI_SUCCESS The addition was sucessful.
+ @retval EFI_OUT_OF_RESOURCES A memory allocation failed.
+ @retval EFI_INVALID_PARAMETER A parameter was invalid.
+**/
+EFI_STATUS
+EFIAPI
+ShellCommandAddMapItemAndUpdatePath(
+ IN CONST CHAR16 *Name,
+ IN CONST EFI_DEVICE_PATH_PROTOCOL *DevicePath,
+ IN CONST UINT64 Flags,
+ IN CONST BOOLEAN Path
+ );
+
+/**
+ Creates the default map names for each device path in the system with
+ a protocol depending on the Type.
+
+ Also sets up the default path environment variable if Type is FileSystem.
+
+ @retval EFI_SUCCESS All map names were created sucessfully.
+ @retval EFI_NOT_FOUND No protocols were found in the system.
+ @return Error returned from gBS->LocateHandle().
+
+ @sa LocateHandle
+**/
+EFI_STATUS
+EFIAPI
+ShellCommandCreateInitialMappingsAndPaths(
+ VOID
+ );
+
+/**
+ Add mappings for any devices without one. Do not change any existing maps.
+
+ @retval EFI_SUCCESS The operation was successful.
+**/
+EFI_STATUS
+EFIAPI
+ShellCommandUpdateMapping (
+ VOID
+ );
+
+/**
+ Converts a SHELL_FILE_HANDLE to an EFI_FILE_PROTOCOL*.
+
+ @param[in] Handle The SHELL_FILE_HANDLE to convert.
+
+ @return a EFI_FILE_PROTOCOL* representing the same file.
+**/
+EFI_FILE_PROTOCOL*
+EFIAPI
+ConvertShellHandleToEfiFileProtocol(
+ IN CONST SHELL_FILE_HANDLE Handle
+ );
+
+/**
+ Remove a SHELL_FILE_HANDLE frmo the list of SHELL_FILE_HANDLES.
+
+ @param[in] Handle The SHELL_FILE_HANDLE to remove.
+
+ @retval TRUE The item was removed.
+ @retval FALSE The item was not found.
+**/
+BOOLEAN
+EFIAPI
+ShellFileHandleRemove(
+ IN CONST SHELL_FILE_HANDLE Handle
+ );
+
+/**
+ Converts a EFI_FILE_PROTOCOL* to an SHELL_FILE_HANDLE.
+
+ @param[in] Handle The pointer to EFI_FILE_PROTOCOL to convert.
+ @param[in] Path The path to the file for verification.
+
+ @return a SHELL_FILE_HANDLE representing the same file.
+**/
+SHELL_FILE_HANDLE
+EFIAPI
+ConvertEfiFileProtocolToShellHandle(
+ IN CONST EFI_FILE_PROTOCOL *Handle,
+ IN CONST CHAR16 *Path
+ );
+
+/**
+ Find the path that was logged with the specified SHELL_FILE_HANDLE.
+
+ @param[in] Handle The SHELL_FILE_HANDLE to query on.
+
+ @return A pointer to the path for the file.
+**/
+CONST CHAR16*
+EFIAPI
+ShellFileHandleGetPath(
+ IN CONST SHELL_FILE_HANDLE Handle
+ );
+
+
+/**
+ Function to determine if a SHELL_FILE_HANDLE is at the end of the file.
+
+ This will NOT work on directories.
+
+ If Handle is NULL, then ASSERT.
+
+ @param[in] Handle the file handle
+
+ @retval TRUE the position is at the end of the file
+ @retval FALSE the position is not at the end of the file
+**/
+BOOLEAN
+EFIAPI
+ShellFileHandleEof(
+ IN SHELL_FILE_HANDLE Handle
+ );
+
+/**
+ Function to get the original CmdLine string for current command.
+
+ @return A pointer to the buffer of the original command string.
+ It's the caller's responsibility to free the buffer.
+**/
+CHAR16*
+EFIAPI
+ShellGetRawCmdLine (
+ VOID
+ );
+
+/**
+ Function to store the orgignal command string into mOriginalCmdLine.
+
+ @param[in] CmdLine the command line string to store.
+**/
+VOID
+EFIAPI
+ShellSetRawCmdLine (
+ IN CONST CHAR16 *CmdLine
+ );
+
+typedef struct {
+ LIST_ENTRY Link;
+ void *Buffer;
+} BUFFER_LIST;
+
+/**
+ Frees any BUFFER_LIST defined type.
+
+ @param[in] List The pointer to the list head.
+**/
+VOID
+EFIAPI
+FreeBufferList (
+ IN BUFFER_LIST *List
+ );
+
+/**
+ Function printing hex output to the console.
+
+ @param[in] Indent Number of spaces to indent.
+ @param[in] Offset Offset to start with.
+ @param[in] DataSize Length of data.
+ @param[in] UserData Pointer to some data.
+**/
+VOID
+DumpHex (
+ IN UINTN Indent,
+ IN UINTN Offset,
+ IN UINTN DataSize,
+ IN VOID *UserData
+ );
+
+/**
+ Dump HEX data into buffer.
+
+ @param[in] Buffer HEX data to be dumped in Buffer.
+ @param[in] Indent How many spaces to indent the output.
+ @param[in] Offset The offset of the printing.
+ @param[in] DataSize The size in bytes of UserData.
+ @param[in] UserData The data to print out.
+**/
+CHAR16*
+CatSDumpHex (
+ IN CHAR16 *Buffer,
+ IN UINTN Indent,
+ IN UINTN Offset,
+ IN UINTN DataSize,
+ IN VOID *UserData
+ );
+
+/**
+ Return the pointer to the first occurrence of any character from a list of characters.
+
+ @param[in] String The string to parse
+ @param[in] CharacterList The list of character to look for
+ @param[in] IgnoreEscapedCharacter TRUE to ignore escaped characters
+
+ @return The location of the first character in the String.
+ @return Pointer to the ending NULL character of the String.
+**/
+CONST CHAR16*
+EFIAPI
+ShellFindFirstCharacter (
+ IN CONST CHAR16 *String,
+ IN CONST CHAR16 *CharacterList,
+ IN CONST BOOLEAN IgnoreEscapedCharacter
+ );
+
+/**
+ return the next parameter from a command line string;
+
+ This function moves the next parameter from Walker into NextParameter and moves
+ Walker up past that parameter for recursive calling. When the final parameter
+ is moved *Walker will be set to NULL;
+
+ @param[in, out] Walker pointer to string of command line. Adjusted to
+ reminaing command line on return
+ @param[in, out] NextParameter string of command line item extracted.
+ @param[in] Length Length of TempParameter in bytes
+ @param[in] StripQuotation if TRUE then strip the quotation marks surrounding
+ the parameters.
+
+ @return EFI_INALID_PARAMETER A required parameter was NULL or pointed to a NULL or empty string.
+ @return EFI_NOT_FOUND A closing " could not be found on the specified string
+**/
+EFI_STATUS
+EFIAPI
+ShellGetNextParameter(
+ IN OUT CHAR16 **Walker,
+ IN OUT CHAR16 *NextParameter,
+ IN CONST UINTN Length,
+ IN BOOLEAN StripQuotation
+ );
+
+#endif //_SHELL_COMMAND_LIB_
diff --git a/Core/ShellPkg/Include/Library/ShellLib.h b/Core/ShellPkg/Include/Library/ShellLib.h new file mode 100644 index 0000000000..fe4b9cf785 --- /dev/null +++ b/Core/ShellPkg/Include/Library/ShellLib.h @@ -0,0 +1,1400 @@ +/** @file
+ Provides interface to shell functionality for shell commands and applications.
+
+ Copyright (c) 2006 - 2015, 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_LIB__
+#define __SHELL_LIB__
+
+#include <Uefi.h>
+#include <Guid/FileInfo.h>
+#include <Protocol/SimpleFileSystem.h>
+#include <Protocol/LoadedImage.h>
+#include <Protocol/EfiShellInterface.h>
+#include <Protocol/EfiShellEnvironment2.h>
+#include <Protocol/EfiShell.h>
+#include <Protocol/EfiShellParameters.h>
+
+// (20 * (6+5+2))+1) unicode characters from EFI FAT spec (doubled for bytes)
+#define MAX_FILE_NAME_LEN 512
+
+extern EFI_SHELL_PARAMETERS_PROTOCOL *gEfiShellParametersProtocol;
+extern EFI_SHELL_PROTOCOL *gEfiShellProtocol;
+
+/**
+ This function will retrieve the information about the file for the handle
+ specified and store it in allocated pool memory.
+
+ This function allocates a buffer to store the file's information. It is the
+ caller's responsibility to free the buffer.
+
+ @param[in] FileHandle The file handle of the file for which information is
+ being requested.
+
+ @retval NULL Information could not be retrieved.
+
+ @return The information about the file.
+**/
+EFI_FILE_INFO*
+EFIAPI
+ShellGetFileInfo (
+ IN SHELL_FILE_HANDLE FileHandle
+ );
+
+/**
+ This function sets the information about the file for the opened handle
+ specified.
+
+ @param[in] FileHandle The file handle of the file for which information
+ is being set.
+
+ @param[in] FileInfo The information to set.
+
+ @retval EFI_SUCCESS The information was set.
+ @retval EFI_INVALID_PARAMETER A parameter was out of range or invalid.
+ @retval EFI_UNSUPPORTED The FileHandle does not support FileInfo.
+ @retval EFI_NO_MEDIA The device has no medium.
+ @retval EFI_DEVICE_ERROR The device reported an error.
+ @retval EFI_VOLUME_CORRUPTED The file system structures are corrupted.
+ @retval EFI_WRITE_PROTECTED The file or medium is write protected.
+ @retval EFI_ACCESS_DENIED The file was opened read only.
+ @retval EFI_VOLUME_FULL The volume is full.
+**/
+EFI_STATUS
+EFIAPI
+ShellSetFileInfo (
+ IN SHELL_FILE_HANDLE FileHandle,
+ IN EFI_FILE_INFO *FileInfo
+ );
+
+/**
+ This function will open a file or directory referenced by DevicePath.
+
+ This function opens a file with the open mode according to the file path. The
+ Attributes is valid only for EFI_FILE_MODE_CREATE.
+
+ @param[in, out] FilePath On input, the device path to the file. On output,
+ the remaining device path.
+ @param[out] DeviceHandle Pointer to the system device handle.
+ @param[out] FileHandle Pointer to the file handle.
+ @param[in] OpenMode The mode to open the file with.
+ @param[in] Attributes The file's file attributes.
+
+ @retval EFI_SUCCESS The information was set.
+ @retval EFI_INVALID_PARAMETER One of the parameters has an invalid value.
+ @retval EFI_UNSUPPORTED Could not open the file path.
+ @retval EFI_NOT_FOUND The specified file could not be found on the
+ device or the file system could not be found on
+ the device.
+ @retval EFI_NO_MEDIA The device has no medium.
+ @retval EFI_MEDIA_CHANGED The device has a different medium in it or the
+ medium is no longer supported.
+ @retval EFI_DEVICE_ERROR The device reported an error.
+ @retval EFI_VOLUME_CORRUPTED The file system structures are corrupted.
+ @retval EFI_WRITE_PROTECTED The file or medium is write protected.
+ @retval EFI_ACCESS_DENIED The file was opened read only.
+ @retval EFI_OUT_OF_RESOURCES Not enough resources were available to open the
+ file.
+ @retval EFI_VOLUME_FULL The volume is full.
+**/
+EFI_STATUS
+EFIAPI
+ShellOpenFileByDevicePath(
+ IN OUT EFI_DEVICE_PATH_PROTOCOL **FilePath,
+ OUT EFI_HANDLE *DeviceHandle,
+ OUT SHELL_FILE_HANDLE *FileHandle,
+ IN UINT64 OpenMode,
+ IN UINT64 Attributes
+ );
+
+/**
+ This function will open a file or directory referenced by filename.
+
+ If return is EFI_SUCCESS, the Filehandle is the opened file's handle;
+ otherwise, the Filehandle is NULL. Attributes is valid only for
+ EFI_FILE_MODE_CREATE.
+
+ @param[in] FilePath The pointer to file name.
+ @param[out] FileHandle The pointer to the file handle.
+ @param[in] OpenMode The mode to open the file with.
+ @param[in] Attributes The file's file attributes.
+
+ @retval EFI_SUCCESS The information was set.
+ @retval EFI_INVALID_PARAMETER One of the parameters has an invalid value.
+ @retval EFI_UNSUPPORTED Could not open the file path.
+ @retval EFI_NOT_FOUND The specified file could not be found on the
+ device or the file system could not be found
+ on the device.
+ @retval EFI_NO_MEDIA The device has no medium.
+ @retval EFI_MEDIA_CHANGED The device has a different medium in it or the
+ medium is no longer supported.
+ @retval EFI_DEVICE_ERROR The device reported an error.
+ @retval EFI_VOLUME_CORRUPTED The file system structures are corrupted.
+ @retval EFI_WRITE_PROTECTED The file or medium is write protected.
+ @retval EFI_ACCESS_DENIED The file was opened read only.
+ @retval EFI_OUT_OF_RESOURCES Not enough resources were available to open the
+ file.
+ @retval EFI_VOLUME_FULL The volume is full.
+**/
+EFI_STATUS
+EFIAPI
+ShellOpenFileByName(
+ IN CONST CHAR16 *FilePath,
+ OUT SHELL_FILE_HANDLE *FileHandle,
+ IN UINT64 OpenMode,
+ IN UINT64 Attributes
+ );
+
+/**
+ This function creates a directory.
+
+ If return is EFI_SUCCESS, the Filehandle is the opened directory's handle;
+ otherwise, the Filehandle is NULL. If the directory already existed, this
+ function opens the existing directory.
+
+ @param[in] DirectoryName The pointer to Directory name.
+ @param[out] FileHandle The pointer to the file handle.
+
+ @retval EFI_SUCCESS The information was set.
+ @retval EFI_INVALID_PARAMETER One of the parameters has an invalid value.
+ @retval EFI_UNSUPPORTED Could not open the file path.
+ @retval EFI_NOT_FOUND The specified file could not be found on the
+ device, or the file system could not be found
+ on the device.
+ @retval EFI_NO_MEDIA The device has no medium.
+ @retval EFI_MEDIA_CHANGED The device has a different medium in it or the
+ medium is no longer supported.
+ @retval EFI_DEVICE_ERROR The device reported an error.
+ @retval EFI_VOLUME_CORRUPTED The file system structures are corrupted.
+ @retval EFI_WRITE_PROTECTED The file or medium is write protected.
+ @retval EFI_ACCESS_DENIED The file was opened read only.
+ @retval EFI_OUT_OF_RESOURCES Not enough resources were available to open the
+ file.
+ @retval EFI_VOLUME_FULL The volume is full.
+**/
+EFI_STATUS
+EFIAPI
+ShellCreateDirectory(
+ IN CONST CHAR16 *DirectoryName,
+ OUT SHELL_FILE_HANDLE *FileHandle
+ );
+
+/**
+ This function reads information from an opened file.
+
+ If FileHandle is not a directory, the function reads the requested number of
+ bytes from the file at the file's current position and returns them in Buffer.
+ If the read goes beyond the end of the file, the read length is truncated to the
+ end of the file. The file's current position is increased by the number of bytes
+ returned. If FileHandle is a directory, the function reads the directory entry
+ at the file's current position and returns the entry in Buffer. If the Buffer
+ is not large enough to hold the current directory entry, then
+ EFI_BUFFER_TOO_SMALL is returned and the current file position is not updated.
+ BufferSize is set to be the size of the buffer needed to read the entry. On
+ success, the current position is updated to the next directory entry. If there
+ are no more directory entries, the read returns a zero-length buffer.
+ EFI_FILE_INFO is the structure returned as the directory entry.
+
+ @param[in] FileHandle The opened file handle.
+ @param[in, out] ReadSize On input the size of buffer in bytes. On return
+ the number of bytes written.
+ @param[out] Buffer The buffer to put read data into.
+
+ @retval EFI_SUCCESS Data was read.
+ @retval EFI_NO_MEDIA The device has no media.
+ @retval EFI_DEVICE_ERROR The device reported an error.
+ @retval EFI_VOLUME_CORRUPTED The file system structures are corrupted.
+ @retval EFI_BUFFER_TO_SMALL Buffer is too small. ReadSize contains required
+ size.
+
+**/
+EFI_STATUS
+EFIAPI
+ShellReadFile(
+ IN SHELL_FILE_HANDLE FileHandle,
+ IN OUT UINTN *ReadSize,
+ OUT VOID *Buffer
+ );
+
+/**
+ Write data to a file.
+
+ This function writes the specified number of bytes to the file at the current
+ file position. The current file position is advanced the actual number of bytes
+ written, which is returned in BufferSize. Partial writes only occur when there
+ has been a data error during the write attempt (such as "volume space full").
+ The file is automatically grown to hold the data if required. Direct writes to
+ opened directories are not supported.
+
+ @param[in] FileHandle The opened file for writing.
+
+ @param[in, out] BufferSize On input the number of bytes in Buffer. On output
+ the number of bytes written.
+
+ @param[in] Buffer The buffer containing data to write is stored.
+
+ @retval EFI_SUCCESS Data was written.
+ @retval EFI_UNSUPPORTED Writes to an open directory are not supported.
+ @retval EFI_NO_MEDIA The device has no media.
+ @retval EFI_DEVICE_ERROR The device reported an error.
+ @retval EFI_VOLUME_CORRUPTED The file system structures are corrupted.
+ @retval EFI_WRITE_PROTECTED The device is write-protected.
+ @retval EFI_ACCESS_DENIED The file was open for read only.
+ @retval EFI_VOLUME_FULL The volume is full.
+**/
+EFI_STATUS
+EFIAPI
+ShellWriteFile(
+ IN SHELL_FILE_HANDLE FileHandle,
+ IN OUT UINTN *BufferSize,
+ IN VOID *Buffer
+ );
+
+/**
+ Close an open file handle.
+
+ This function closes a specified file handle. All "dirty" cached file data is
+ flushed to the device, and the file is closed. In all cases the handle is
+ closed.
+
+ @param[in] FileHandle The file handle to close.
+
+ @retval EFI_SUCCESS The file handle was closed sucessfully.
+ @retval INVALID_PARAMETER One of the parameters has an invalid value.
+**/
+EFI_STATUS
+EFIAPI
+ShellCloseFile (
+ IN SHELL_FILE_HANDLE *FileHandle
+ );
+
+/**
+ Delete a file and close the handle
+
+ This function closes and deletes a file. In all cases the file handle is closed.
+ If the file cannot be deleted, the warning code EFI_WARN_DELETE_FAILURE is
+ returned, but the handle is still closed.
+
+ @param[in] FileHandle The file handle to delete.
+
+ @retval EFI_SUCCESS The file was closed sucessfully.
+ @retval EFI_WARN_DELETE_FAILURE The handle was closed, but the file was not
+ deleted.
+ @retval INVALID_PARAMETER One of the parameters has an invalid value.
+**/
+EFI_STATUS
+EFIAPI
+ShellDeleteFile (
+ IN SHELL_FILE_HANDLE *FileHandle
+ );
+
+/**
+ Set the current position in a file.
+
+ This function sets the current file position for the handle to the position
+ supplied. With the exception of seeking to position 0xFFFFFFFFFFFFFFFF, only
+ absolute positioning is supported, and moving past the end of the file is
+ allowed (a subsequent write would grow the file). Moving to position
+ 0xFFFFFFFFFFFFFFFF causes the current position to be set to the end of the file.
+ If FileHandle is a directory, the only position that may be set is zero. This
+ has the effect of starting the read process of the directory entries over.
+
+ @param[in] FileHandle The file handle on which the position is being set.
+
+ @param[in] Position The byte position from the begining of the file.
+
+ @retval EFI_SUCCESS Operation completed sucessfully.
+ @retval EFI_UNSUPPORTED The seek request for non-zero is not valid on
+ directories.
+ @retval INVALID_PARAMETER One of the parameters has an invalid value.
+**/
+EFI_STATUS
+EFIAPI
+ShellSetFilePosition (
+ IN SHELL_FILE_HANDLE FileHandle,
+ IN UINT64 Position
+ );
+
+/**
+ Gets a file's current position
+
+ This function retrieves the current file position for the file handle. For
+ directories, the current file position has no meaning outside of the file
+ system driver and as such the operation is not supported. An error is returned
+ if FileHandle is a directory.
+
+ @param[in] FileHandle The open file handle on which to get the position.
+ @param[out] Position The byte position from the begining of the file.
+
+ @retval EFI_SUCCESS The operation completed sucessfully.
+ @retval INVALID_PARAMETER One of the parameters has an invalid value.
+ @retval EFI_UNSUPPORTED The request is not valid on directories.
+**/
+EFI_STATUS
+EFIAPI
+ShellGetFilePosition (
+ IN SHELL_FILE_HANDLE FileHandle,
+ OUT UINT64 *Position
+ );
+
+/**
+ Flushes data on a file
+
+ This function flushes all modified data associated with a file to a device.
+
+ @param[in] FileHandle The file handle on which to flush data.
+
+ @retval EFI_SUCCESS The data was flushed.
+ @retval EFI_NO_MEDIA The device has no media.
+ @retval EFI_DEVICE_ERROR The device reported an error.
+ @retval EFI_VOLUME_CORRUPTED The file system structures are corrupted.
+ @retval EFI_WRITE_PROTECTED The file or medium is write protected.
+ @retval EFI_ACCESS_DENIED The file was opened for read only.
+**/
+EFI_STATUS
+EFIAPI
+ShellFlushFile (
+ IN SHELL_FILE_HANDLE FileHandle
+ );
+
+/** Retrieve first entry from a directory.
+
+ This function takes an open directory handle and gets information from the
+ first entry in the directory. A buffer is allocated to contain
+ the information and a pointer to the buffer is returned in *Buffer. The
+ caller can use ShellFindNextFile() to get subsequent directory entries.
+
+ The buffer will be freed by ShellFindNextFile() when the last directory
+ entry is read. Otherwise, the caller must free the buffer, using FreePool,
+ when finished with it.
+
+ @param[in] DirHandle The file handle of the directory to search.
+ @param[out] Buffer The pointer to the buffer for the file's information.
+
+ @retval EFI_SUCCESS Found the first file.
+ @retval EFI_NOT_FOUND Cannot find the directory.
+ @retval EFI_NO_MEDIA The device has no media.
+ @retval EFI_DEVICE_ERROR The device reported an error.
+ @retval EFI_VOLUME_CORRUPTED The file system structures are corrupted.
+ @return Others Status of ShellGetFileInfo, ShellSetFilePosition,
+ or ShellReadFile.
+
+ @sa ShellReadFile
+**/
+EFI_STATUS
+EFIAPI
+ShellFindFirstFile (
+ IN SHELL_FILE_HANDLE DirHandle,
+ OUT EFI_FILE_INFO **Buffer
+ );
+
+/** Retrieve next entries from a directory.
+
+ To use this function, the caller must first call the ShellFindFirstFile()
+ function to get the first directory entry. Subsequent directory entries are
+ retrieved by using the ShellFindNextFile() function. This function can
+ be called several times to get each entry from the directory. If the call of
+ ShellFindNextFile() retrieved the last directory entry, the next call of
+ this function will set *NoFile to TRUE and free the buffer.
+
+ @param[in] DirHandle The file handle of the directory.
+ @param[in, out] Buffer The pointer to buffer for file's information.
+ @param[in, out] NoFile The pointer to boolean when last file is found.
+
+ @retval EFI_SUCCESS Found the next file.
+ @retval EFI_NO_MEDIA The device has no media.
+ @retval EFI_DEVICE_ERROR The device reported an error.
+ @retval EFI_VOLUME_CORRUPTED The file system structures are corrupted.
+
+ @sa ShellReadFile
+**/
+EFI_STATUS
+EFIAPI
+ShellFindNextFile(
+ IN SHELL_FILE_HANDLE DirHandle,
+ IN OUT EFI_FILE_INFO *Buffer,
+ IN OUT BOOLEAN *NoFile
+ );
+
+/**
+ Retrieve the size of a file.
+
+ This function extracts the file size info from the FileHandle's EFI_FILE_INFO
+ data.
+
+ @param[in] FileHandle The file handle from which size is retrieved.
+ @param[out] Size The pointer to size.
+
+ @retval EFI_SUCCESS The operation was completed sucessfully.
+ @retval EFI_DEVICE_ERROR Cannot access the file.
+**/
+EFI_STATUS
+EFIAPI
+ShellGetFileSize (
+ IN SHELL_FILE_HANDLE FileHandle,
+ OUT UINT64 *Size
+ );
+
+/**
+ Retrieves the status of the break execution flag
+
+ This function is useful to check whether the application is being asked to halt by the shell.
+
+ @retval TRUE The execution break is enabled.
+ @retval FALSE The execution break is not enabled.
+**/
+BOOLEAN
+EFIAPI
+ShellGetExecutionBreakFlag(
+ VOID
+ );
+
+/**
+ Return the value of an environment variable.
+
+ This function gets the value of the environment variable set by the
+ ShellSetEnvironmentVariable function.
+
+ @param[in] EnvKey The key name of the environment variable.
+
+ @retval NULL The named environment variable does not exist.
+ @return != NULL The pointer to the value of the environment variable.
+**/
+CONST CHAR16*
+EFIAPI
+ShellGetEnvironmentVariable (
+ IN CONST CHAR16 *EnvKey
+ );
+
+/**
+ Set the value of an environment variable.
+
+ This function changes the current value of the specified environment variable. If the
+ environment variable exists and the Value is an empty string, then the environment
+ variable is deleted. If the environment variable exists and the Value is not an empty
+ string, then the value of the environment variable is changed. If the environment
+ variable does not exist and the Value is an empty string, there is no action. If the
+ environment variable does not exist and the Value is a non-empty string, then the
+ environment variable is created and assigned the specified value.
+
+ This is not supported pre-UEFI Shell 2.0.
+
+ @param[in] EnvKey The key name of the environment variable.
+ @param[in] EnvVal The Value of the environment variable
+ @param[in] Volatile Indicates whether the variable is non-volatile (FALSE) or volatile (TRUE).
+
+ @retval EFI_SUCCESS The operation completed sucessfully
+ @retval EFI_UNSUPPORTED This operation is not allowed in pre-UEFI 2.0 Shell environments.
+**/
+EFI_STATUS
+EFIAPI
+ShellSetEnvironmentVariable (
+ IN CONST CHAR16 *EnvKey,
+ IN CONST CHAR16 *EnvVal,
+ IN BOOLEAN Volatile
+ );
+
+/**
+ Cause the shell to parse and execute a command line.
+
+ This function creates a nested instance of the shell and executes the specified
+ command (CommandLine) with the specified environment (Environment). Upon return,
+ the status code returned by the specified command is placed in StatusCode.
+ If Environment is NULL, then the current environment is used and all changes made
+ by the commands executed will be reflected in the current environment. If the
+ Environment is non-NULL, then the changes made will be discarded.
+ The CommandLine is executed from the current working directory on the current
+ device.
+
+ The EnvironmentVariables and Status parameters are ignored in a pre-UEFI Shell 2.0
+ environment. The values pointed to by the parameters will be unchanged by the
+ ShellExecute() function. The Output parameter has no effect in a
+ UEFI Shell 2.0 environment.
+
+ @param[in] ParentHandle The parent image starting the operation.
+ @param[in] CommandLine The pointer to a NULL terminated command line.
+ @param[in] Output True to display debug output. False to hide it.
+ @param[in] EnvironmentVariables Optional pointer to array of environment variables
+ in the form "x=y". If NULL, the current set is used.
+ @param[out] Status The status of the run command line.
+
+ @retval EFI_SUCCESS The operation completed sucessfully. Status
+ contains the status code returned.
+ @retval EFI_INVALID_PARAMETER A parameter contains an invalid value.
+ @retval EFI_OUT_OF_RESOURCES Out of resources.
+ @retval EFI_UNSUPPORTED The operation is not allowed.
+**/
+EFI_STATUS
+EFIAPI
+ShellExecute (
+ IN EFI_HANDLE *ParentHandle,
+ IN CHAR16 *CommandLine,
+ IN BOOLEAN Output,
+ IN CHAR16 **EnvironmentVariables,
+ OUT EFI_STATUS *Status
+ );
+
+/**
+ Retreives the current directory path.
+
+ If the DeviceName is NULL, it returns the current device's current directory
+ name. If the DeviceName is not NULL, it returns the current directory name
+ on specified drive.
+
+ Note that the current directory string should exclude the tailing backslash character.
+
+ @param[in] DeviceName The name of the file system to get directory on.
+
+ @retval NULL The directory does not exist.
+ @retval != NULL The directory.
+**/
+CONST CHAR16*
+EFIAPI
+ShellGetCurrentDir (
+ IN CHAR16 * CONST DeviceName OPTIONAL
+ );
+
+/**
+ Sets (enabled or disabled) the page break mode.
+
+ When page break mode is enabled the screen will stop scrolling
+ and wait for operator input before scrolling a subsequent screen.
+
+ @param[in] CurrentState TRUE to enable and FALSE to disable.
+**/
+VOID
+EFIAPI
+ShellSetPageBreakMode (
+ IN BOOLEAN CurrentState
+ );
+
+/**
+ Opens a group of files based on a path.
+
+ This function uses the Arg to open all the matching files. Each matched
+ file has a SHELL_FILE_ARG structure to record the file information. These
+ structures are placed on the list ListHead. Users can get the SHELL_FILE_ARG
+ structures from ListHead to access each file. This function supports wildcards
+ and will process '?' and '*' as such. The list must be freed with a call to
+ ShellCloseFileMetaArg().
+
+ If you are NOT appending to an existing list *ListHead must be NULL. If
+ *ListHead is NULL then it must be callee freed.
+
+ @param[in] Arg The pointer to path string.
+ @param[in] OpenMode Mode to open files with.
+ @param[in, out] ListHead Head of linked list of results.
+
+ @retval EFI_SUCCESS The operation was sucessful and the list head
+ contains the list of opened files.
+ @retval != EFI_SUCCESS The operation failed.
+
+ @sa InternalShellConvertFileListType
+**/
+EFI_STATUS
+EFIAPI
+ShellOpenFileMetaArg (
+ IN CHAR16 *Arg,
+ IN UINT64 OpenMode,
+ IN OUT EFI_SHELL_FILE_INFO **ListHead
+ );
+
+/**
+ Free the linked list returned from ShellOpenFileMetaArg.
+
+ @param[in, out] ListHead The pointer to free.
+
+ @retval EFI_SUCCESS The operation was sucessful.
+ @retval EFI_INVALID_PARAMETER A parameter was invalid.
+**/
+EFI_STATUS
+EFIAPI
+ShellCloseFileMetaArg (
+ IN OUT EFI_SHELL_FILE_INFO **ListHead
+ );
+
+/**
+ Find a file by searching the CWD and then the path.
+
+ If FileName is NULL, then ASSERT.
+
+ If the return value is not NULL then the memory must be caller freed.
+
+ @param[in] FileName Filename string.
+
+ @retval NULL The file was not found.
+ @retval !NULL The path to the file.
+**/
+CHAR16 *
+EFIAPI
+ShellFindFilePath (
+ IN CONST CHAR16 *FileName
+ );
+
+/**
+ Find a file by searching the CWD and then the path with a variable set of file
+ extensions. If the file is not found it will append each extension in the list
+ in the order provided and return the first one that is successful.
+
+ If FileName is NULL, then ASSERT.
+ If FileExtension is NULL, then the behavior is identical to ShellFindFilePath.
+
+ If the return value is not NULL then the memory must be caller freed.
+
+ @param[in] FileName The filename string.
+ @param[in] FileExtension Semicolon delimited list of possible extensions.
+
+ @retval NULL The file was not found.
+ @retval !NULL The path to the file.
+**/
+CHAR16 *
+EFIAPI
+ShellFindFilePathEx (
+ IN CONST CHAR16 *FileName,
+ IN CONST CHAR16 *FileExtension
+ );
+
+typedef enum {
+ TypeFlag = 0, ///< A flag that is present or not present only (IE "-a").
+ TypeValue, ///< A flag that has some data following it with a space (IE "-a 1").
+ TypePosition, ///< Some data that did not follow a parameter (IE "filename.txt").
+ TypeStart, ///< A flag that has variable value appended to the end (IE "-ad", "-afd", "-adf", etc...).
+ TypeDoubleValue, ///< A flag that has 2 space seperated value data following it (IE "-a 1 2").
+ TypeMaxValue, ///< A flag followed by all the command line data before the next flag.
+ TypeTimeValue, ///< A flag that has a time value following it (IE "-a -5:00").
+ TypeMax,
+} SHELL_PARAM_TYPE;
+
+typedef struct {
+ CHAR16 *Name;
+ SHELL_PARAM_TYPE Type;
+} SHELL_PARAM_ITEM;
+
+
+/// Helper structure for no parameters (besides -? and -b)
+extern SHELL_PARAM_ITEM EmptyParamList[];
+
+/// Helper structure for -sfo only (besides -? and -b)
+extern SHELL_PARAM_ITEM SfoParamList[];
+
+/**
+ Checks the command line arguments passed against the list of valid ones.
+ Optionally removes NULL values first.
+
+ If no initialization is required, then return RETURN_SUCCESS.
+
+ @param[in] CheckList The pointer to list of parameters to check.
+ @param[out] CheckPackage The package of checked values.
+ @param[out] ProblemParam Optional pointer to pointer to unicode string for
+ the paramater that caused failure.
+ @param[in] AutoPageBreak Will automatically set PageBreakEnabled.
+ @param[in] AlwaysAllowNumbers Will never fail for number based flags.
+
+ @retval EFI_SUCCESS The operation completed sucessfully.
+ @retval EFI_OUT_OF_RESOURCES A memory allocation failed.
+ @retval EFI_INVALID_PARAMETER A parameter was invalid.
+ @retval EFI_VOLUME_CORRUPTED The command line was corrupt.
+ @retval EFI_DEVICE_ERROR The commands contained 2 opposing arguments. One
+ of the command line arguments was returned in
+ ProblemParam if provided.
+ @retval EFI_NOT_FOUND A argument required a value that was missing.
+ The invalid command line argument was returned in
+ ProblemParam if provided.
+**/
+EFI_STATUS
+EFIAPI
+ShellCommandLineParseEx (
+ IN CONST SHELL_PARAM_ITEM *CheckList,
+ OUT LIST_ENTRY **CheckPackage,
+ OUT CHAR16 **ProblemParam OPTIONAL,
+ IN BOOLEAN AutoPageBreak,
+ IN BOOLEAN AlwaysAllowNumbers
+ );
+
+/// Make it easy to upgrade from older versions of the shell library.
+#define ShellCommandLineParse(CheckList,CheckPackage,ProblemParam,AutoPageBreak) ShellCommandLineParseEx(CheckList,CheckPackage,ProblemParam,AutoPageBreak,FALSE)
+
+/**
+ Frees shell variable list that was returned from ShellCommandLineParse.
+
+ This function will free all the memory that was used for the CheckPackage
+ list of postprocessed shell arguments.
+
+ If CheckPackage is NULL, then return.
+
+ @param[in] CheckPackage The list to de-allocate.
+ **/
+VOID
+EFIAPI
+ShellCommandLineFreeVarList (
+ IN LIST_ENTRY *CheckPackage
+ );
+
+/**
+ Checks for presence of a flag parameter.
+
+ Flag arguments are in the form of "-<Key>" or "/<Key>", but do not have a value following the key.
+
+ If CheckPackage is NULL then return FALSE.
+ If KeyString is NULL then ASSERT().
+
+ @param[in] CheckPackage The package of parsed command line arguments.
+ @param[in] KeyString The Key of the command line argument to check for.
+
+ @retval TRUE The flag is on the command line.
+ @retval FALSE The flag is not on the command line.
+**/
+BOOLEAN
+EFIAPI
+ShellCommandLineGetFlag (
+ IN CONST LIST_ENTRY * CONST CheckPackage,
+ IN CONST CHAR16 * CONST KeyString
+ );
+
+/**
+ Returns value from command line argument.
+
+ Value parameters are in the form of "-<Key> value" or "/<Key> value".
+
+ If CheckPackage is NULL, then return NULL.
+
+ @param[in] CheckPackage The package of parsed command line arguments.
+ @param[in] KeyString The Key of the command line argument to check for.
+
+ @retval NULL The flag is not on the command line.
+ @retval !=NULL The pointer to unicode string of the value.
+**/
+CONST CHAR16*
+EFIAPI
+ShellCommandLineGetValue (
+ IN CONST LIST_ENTRY *CheckPackage,
+ IN CHAR16 *KeyString
+ );
+
+/**
+ Returns raw value from command line argument.
+
+ Raw value parameters are in the form of "value" in a specific position in the list.
+
+ If CheckPackage is NULL, then return NULL.
+
+ @param[in] CheckPackage The package of parsed command line arguments.
+ @param[in] Position The position of the value.
+
+ @retval NULL The flag is not on the command line.
+ @retval !=NULL The pointer to unicode string of the value.
+**/
+CONST CHAR16*
+EFIAPI
+ShellCommandLineGetRawValue (
+ IN CONST LIST_ENTRY * CONST CheckPackage,
+ IN UINTN Position
+ );
+
+/**
+ Returns the number of command line value parameters that were parsed.
+
+ This will not include flags.
+
+ @param[in] CheckPackage The package of parsed command line arguments.
+
+ @retval (UINTN)-1 No parsing has occurred.
+ @retval other The number of value parameters found.
+**/
+UINTN
+EFIAPI
+ShellCommandLineGetCount(
+ IN CONST LIST_ENTRY *CheckPackage
+ );
+
+/**
+ Determines if a parameter is duplicated.
+
+ If Param is not NULL, then it will point to a callee-allocated string buffer
+ with the parameter value, if a duplicate is found.
+
+ If CheckPackage is NULL, then ASSERT.
+
+ @param[in] CheckPackage The package of parsed command line arguments.
+ @param[out] Param Upon finding one, a pointer to the duplicated parameter.
+
+ @retval EFI_SUCCESS No parameters were duplicated.
+ @retval EFI_DEVICE_ERROR A duplicate was found.
+ **/
+EFI_STATUS
+EFIAPI
+ShellCommandLineCheckDuplicate (
+ IN CONST LIST_ENTRY *CheckPackage,
+ OUT CHAR16 **Param
+ );
+
+/**
+ This function causes the shell library to initialize itself. If the shell library
+ is already initialized it will de-initialize all the current protocol pointers and
+ re-populate them again.
+
+ When the library is used with PcdShellLibAutoInitialize set to true this function
+ will return EFI_SUCCESS and perform no actions.
+
+ This function is intended for internal access for shell commands only.
+
+ @retval EFI_SUCCESS The initialization was complete sucessfully.
+
+**/
+EFI_STATUS
+EFIAPI
+ShellInitialize (
+ VOID
+ );
+
+/**
+ Print at a specific location on the screen.
+
+ This function will move the cursor to a given screen location and print the specified string.
+
+ If -1 is specified for either the Row or Col the current screen location for BOTH
+ will be used.
+
+ If either Row or Col is out of range for the current console, then ASSERT.
+ If Format is NULL, then ASSERT.
+
+ In addition to the standard %-based flags as supported by UefiLib Print() this supports
+ the following additional flags:
+ %N - Set output attribute to normal
+ %H - Set output attribute to highlight
+ %E - Set output attribute to error
+ %B - Set output attribute to blue color
+ %V - Set output attribute to green color
+
+ Note: The background color is controlled by the shell command cls.
+
+ @param[in] Col The column to print at.
+ @param[in] Row The row to print at.
+ @param[in] Format The format string.
+ @param[in] ... The variable argument list.
+
+ @return EFI_SUCCESS The printing was successful.
+ @return EFI_DEVICE_ERROR The console device reported an error.
+**/
+EFI_STATUS
+EFIAPI
+ShellPrintEx(
+ IN INT32 Col OPTIONAL,
+ IN INT32 Row OPTIONAL,
+ IN CONST CHAR16 *Format,
+ ...
+ );
+
+/**
+ Print at a specific location on the screen.
+
+ This function will move the cursor to a given screen location and print the specified string.
+
+ If -1 is specified for either the Row or Col the current screen location for BOTH
+ will be used.
+
+ If either Row or Col is out of range for the current console, then ASSERT.
+ If Format is NULL, then ASSERT.
+
+ In addition to the standard %-based flags as supported by UefiLib Print() this supports
+ the following additional flags:
+ %N - Set output attribute to normal.
+ %H - Set output attribute to highlight.
+ %E - Set output attribute to error.
+ %B - Set output attribute to blue color.
+ %V - Set output attribute to green color.
+
+ Note: The background color is controlled by the shell command cls.
+
+ @param[in] Col The column to print at.
+ @param[in] Row The row to print at.
+ @param[in] Language The language of the string to retrieve. If this parameter
+ is NULL, then the current platform language is used.
+ @param[in] HiiFormatStringId The format string Id for getting from Hii.
+ @param[in] HiiFormatHandle The format string Handle for getting from Hii.
+ @param[in] ... The variable argument list.
+
+ @return EFI_SUCCESS The printing was successful.
+ @return EFI_DEVICE_ERROR The console device reported an error.
+**/
+EFI_STATUS
+EFIAPI
+ShellPrintHiiEx(
+ IN INT32 Col OPTIONAL,
+ IN INT32 Row OPTIONAL,
+ IN CONST CHAR8 *Language OPTIONAL,
+ IN CONST EFI_STRING_ID HiiFormatStringId,
+ IN CONST EFI_HANDLE HiiFormatHandle,
+ ...
+ );
+
+/**
+ Function to determine if a given filename represents a directory.
+
+ If DirName is NULL, then ASSERT.
+
+ @param[in] DirName Path to directory to test.
+
+ @retval EFI_SUCCESS The Path represents a directory.
+ @retval EFI_NOT_FOUND The Path does not represent a directory.
+ @retval other The path failed to open.
+**/
+EFI_STATUS
+EFIAPI
+ShellIsDirectory(
+ IN CONST CHAR16 *DirName
+ );
+
+/**
+ Function to determine if a given filename represents a file.
+
+ This will search the CWD only.
+
+ If Name is NULL, then ASSERT.
+
+ @param[in] Name Path to file to test.
+
+ @retval EFI_SUCCESS The Path represents a file.
+ @retval EFI_NOT_FOUND The Path does not represent a file.
+ @retval other The path failed to open.
+**/
+EFI_STATUS
+EFIAPI
+ShellIsFile(
+ IN CONST CHAR16 *Name
+ );
+
+/**
+ Function to determine if a given filename represents a file.
+
+ This will search the CWD and then the Path.
+
+ If Name is NULL, then ASSERT.
+
+ @param[in] Name Path to file to test.
+
+ @retval EFI_SUCCESS The Path represents a file.
+ @retval EFI_NOT_FOUND The Path does not represent a file.
+ @retval other The path failed to open.
+**/
+EFI_STATUS
+EFIAPI
+ShellIsFileInPath(
+ IN CONST CHAR16 *Name
+ );
+
+/**
+ Function to determine whether a string is decimal or hex representation of a number
+ and return the number converted from the string.
+
+ Note: this function cannot be used when (UINTN)(-1), (0xFFFFFFFF) may be a valid
+ result. Use ShellConvertStringToUint64 instead.
+
+ @param[in] String String representation of a number.
+
+ @return The unsigned integer result of the conversion.
+ @retval (UINTN)(-1) An error occured.
+**/
+UINTN
+EFIAPI
+ShellStrToUintn(
+ IN CONST CHAR16 *String
+ );
+
+/**
+ Function return the number converted from a hex representation of a number.
+
+ Note: this function cannot be used when (UINTN)(-1), (0xFFFFFFFF) may be a valid
+ result. Use ShellConvertStringToUint64 instead.
+
+ @param[in] String String representation of a number.
+
+ @return The unsigned integer result of the conversion.
+ @retval (UINTN)(-1) An error occured.
+**/
+UINTN
+EFIAPI
+ShellHexStrToUintn(
+ IN CONST CHAR16 *String
+ );
+
+/**
+ Safely append with automatic string resizing given length of Destination and
+ desired length of copy from Source.
+
+ Append the first D characters of Source to the end of Destination, where D is
+ the lesser of Count and the StrLen() of Source. If appending those D characters
+ will fit within Destination (whose Size is given as CurrentSize) and
+ still leave room for a NULL terminator, then those characters are appended,
+ starting at the original terminating NULL of Destination, and a new terminating
+ NULL is appended.
+
+ If appending D characters onto Destination will result in a overflow of the size
+ given in CurrentSize the string will be grown such that the copy can be performed
+ and CurrentSize will be updated to the new size.
+
+ If Source is NULL, there is nothing to append, so return the current buffer in
+ Destination.
+
+ If Destination is NULL, then ASSERT().
+ If Destination's current length (including NULL terminator) is already more than
+ CurrentSize, then ASSERT().
+
+ @param[in, out] Destination The String to append onto.
+ @param[in, out] CurrentSize On call, the number of bytes in Destination. On
+ return, possibly the new size (still in bytes). If NULL,
+ then allocate whatever is needed.
+ @param[in] Source The String to append from.
+ @param[in] Count The maximum number of characters to append. If 0, then
+ all are appended.
+
+ @return The Destination after appending the Source.
+**/
+CHAR16*
+EFIAPI
+StrnCatGrow (
+ IN OUT CHAR16 **Destination,
+ IN OUT UINTN *CurrentSize,
+ IN CONST CHAR16 *Source,
+ IN UINTN Count
+ );
+
+/**
+ This is a find and replace function. Upon successful return the NewString is a copy of
+ SourceString with each instance of FindTarget replaced with ReplaceWith.
+
+ If SourceString and NewString overlap the behavior is undefined.
+
+ If the string would grow bigger than NewSize it will halt and return error.
+
+ @param[in] SourceString The string with source buffer.
+ @param[in, out] NewString The string with resultant buffer.
+ @param[in] NewSize The size in bytes of NewString.
+ @param[in] FindTarget The string to look for.
+ @param[in] ReplaceWith The string to replace FindTarget with.
+ @param[in] SkipPreCarrot If TRUE will skip a FindTarget that has a '^'
+ immediately before it.
+ @param[in] ParameterReplacing If TRUE will add "" around items with spaces.
+
+ @retval EFI_INVALID_PARAMETER SourceString was NULL.
+ @retval EFI_INVALID_PARAMETER NewString was NULL.
+ @retval EFI_INVALID_PARAMETER FindTarget was NULL.
+ @retval EFI_INVALID_PARAMETER ReplaceWith was NULL.
+ @retval EFI_INVALID_PARAMETER FindTarget had length < 1.
+ @retval EFI_INVALID_PARAMETER SourceString had length < 1.
+ @retval EFI_BUFFER_TOO_SMALL NewSize was less than the minimum size to hold
+ the new string (truncation occurred).
+ @retval EFI_SUCCESS The string was successfully copied with replacement.
+**/
+EFI_STATUS
+EFIAPI
+ShellCopySearchAndReplace(
+ IN CHAR16 CONST *SourceString,
+ IN OUT CHAR16 *NewString,
+ IN UINTN NewSize,
+ IN CONST CHAR16 *FindTarget,
+ IN CONST CHAR16 *ReplaceWith,
+ IN CONST BOOLEAN SkipPreCarrot,
+ IN CONST BOOLEAN ParameterReplacing
+ );
+
+/**
+ Check if a Unicode character is a hexadecimal character.
+
+ This internal function checks if a Unicode character is a
+ numeric character. The valid hexadecimal characters are
+ L'0' to L'9', L'a' to L'f', or L'A' to L'F'.
+
+
+ @param Char The character to check against.
+
+ @retval TRUE The Char is a hexadecmial character.
+ @retval FALSE The Char is not a hexadecmial character.
+
+**/
+BOOLEAN
+EFIAPI
+ShellIsHexaDecimalDigitCharacter (
+ IN CHAR16 Char
+ );
+
+/**
+ Check if a Unicode character is a decimal character.
+
+ This internal function checks if a Unicode character is a
+ decimal character. The valid characters are
+ L'0' to L'9'.
+
+
+ @param Char The character to check against.
+
+ @retval TRUE The Char is a hexadecmial character.
+ @retval FALSE The Char is not a hexadecmial character.
+
+**/
+BOOLEAN
+EFIAPI
+ShellIsDecimalDigitCharacter (
+ IN CHAR16 Char
+ );
+
+///
+/// What type of answer is requested.
+///
+typedef enum {
+ ShellPromptResponseTypeYesNo,
+ ShellPromptResponseTypeYesNoCancel,
+ ShellPromptResponseTypeFreeform,
+ ShellPromptResponseTypeQuitContinue,
+ ShellPromptResponseTypeYesNoAllCancel,
+ ShellPromptResponseTypeEnterContinue,
+ ShellPromptResponseTypeAnyKeyContinue,
+ ShellPromptResponseTypeMax
+} SHELL_PROMPT_REQUEST_TYPE;
+
+///
+/// What answer was given.
+///
+typedef enum {
+ ShellPromptResponseYes,
+ ShellPromptResponseNo,
+ ShellPromptResponseCancel,
+ ShellPromptResponseQuit,
+ ShellPromptResponseContinue,
+ ShellPromptResponseAll,
+ ShellPromptResponseMax
+} SHELL_PROMPT_RESPONSE;
+
+/**
+ Prompt the user and return the resultant answer to the requestor.
+
+ This function will display the requested question on the shell prompt and then
+ wait for an appropriate answer to be input from the console.
+
+ If the SHELL_PROMPT_REQUEST_TYPE is SHELL_PROMPT_REQUEST_TYPE_YESNO, ShellPromptResponseTypeQuitContinue
+ or SHELL_PROMPT_REQUEST_TYPE_YESNOCANCEL then *Response is of type SHELL_PROMPT_RESPONSE.
+
+ If the SHELL_PROMPT_REQUEST_TYPE is ShellPromptResponseTypeFreeform then *Response is of type
+ CHAR16*.
+
+ In either case *Response must be callee freed if Response was not NULL;
+
+ @param Type What type of question is asked. This is used to filter the input
+ to prevent invalid answers to question.
+ @param Prompt The pointer to a string prompt used to request input.
+ @param Response The pointer to Response, which will be populated upon return.
+
+ @retval EFI_SUCCESS The operation was successful.
+ @retval EFI_UNSUPPORTED The operation is not supported as requested.
+ @retval EFI_INVALID_PARAMETER A parameter was invalid.
+ @return other The operation failed.
+**/
+EFI_STATUS
+EFIAPI
+ShellPromptForResponse (
+ IN SHELL_PROMPT_REQUEST_TYPE Type,
+ IN CHAR16 *Prompt OPTIONAL,
+ IN OUT VOID **Response OPTIONAL
+ );
+
+/**
+ Prompt the user and return the resultant answer to the requestor.
+
+ This function is the same as ShellPromptForResponse, except that the prompt is
+ automatically pulled from HII.
+
+ @param[in] Type What type of question is asked. This is used to filter the input
+ to prevent invalid answers to question.
+ @param[in] HiiFormatStringId The format string Id for getting from Hii.
+ @param[in] HiiFormatHandle The format string Handle for getting from Hii.
+ @param[in, out] Response The pointer to Response, which will be populated upon return.
+
+ @retval EFI_SUCCESS The operation was sucessful.
+ @return other The operation failed.
+
+ @sa ShellPromptForResponse
+**/
+EFI_STATUS
+EFIAPI
+ShellPromptForResponseHii (
+ IN SHELL_PROMPT_REQUEST_TYPE Type,
+ IN CONST EFI_STRING_ID HiiFormatStringId,
+ IN CONST EFI_HANDLE HiiFormatHandle,
+ IN OUT VOID **Response
+ );
+
+/**
+ Function to determin if an entire string is a valid number.
+
+ If Hex it must be preceeded with a 0x, 0X, or has ForceHex set TRUE.
+
+ @param[in] String The string to evaluate.
+ @param[in] ForceHex TRUE - always assume hex.
+ @param[in] StopAtSpace TRUE to halt upon finding a space, FALSE to keep going.
+
+ @retval TRUE It is all numeric (dec/hex) characters.
+ @retval FALSE There is a non-numeric character.
+**/
+BOOLEAN
+EFIAPI
+ShellIsHexOrDecimalNumber (
+ IN CONST CHAR16 *String,
+ IN CONST BOOLEAN ForceHex,
+ IN CONST BOOLEAN StopAtSpace
+ );
+
+/**
+ Function to verify and convert a string to its numerical 64 bit representation.
+
+ If Hex it must be preceeded with a 0x, 0X, or has ForceHex set TRUE.
+
+ @param[in] String The string to evaluate.
+ @param[out] Value Upon a successful return the value of the conversion.
+ @param[in] ForceHex TRUE - always assume hex.
+ @param[in] StopAtSpace TRUE to halt upon finding a space, FALSE to
+ process the entire String.
+
+ @retval EFI_SUCCESS The conversion was successful.
+ @retval EFI_INVALID_PARAMETER String contained an invalid character.
+ @retval EFI_NOT_FOUND String was a number, but Value was NULL.
+**/
+EFI_STATUS
+EFIAPI
+ShellConvertStringToUint64(
+ IN CONST CHAR16 *String,
+ OUT UINT64 *Value,
+ IN CONST BOOLEAN ForceHex,
+ IN CONST BOOLEAN StopAtSpace
+ );
+
+/**
+ Function to determine if a given filename exists.
+
+ @param[in] Name Path to test.
+
+ @retval EFI_SUCCESS The Path represents a file.
+ @retval EFI_NOT_FOUND The Path does not represent a file.
+ @retval other The path failed to open.
+**/
+EFI_STATUS
+EFIAPI
+ShellFileExists(
+ IN CONST CHAR16 *Name
+ );
+
+/**
+ Function to read a single line from a SHELL_FILE_HANDLE. The \n is not included in the returned
+ buffer. The returned buffer must be callee freed.
+
+ If the position upon start is 0, then the Ascii Boolean will be set. This should be
+ maintained and not changed for all operations with the same file.
+
+ @param[in] Handle SHELL_FILE_HANDLE to read from.
+ @param[in, out] Ascii Boolean value for indicating whether the file is
+ Ascii (TRUE) or UCS2 (FALSE).
+
+ @return The line of text from the file.
+
+ @sa ShellFileHandleReadLine
+**/
+CHAR16*
+EFIAPI
+ShellFileHandleReturnLine(
+ IN SHELL_FILE_HANDLE Handle,
+ IN OUT BOOLEAN *Ascii
+ );
+
+/**
+ Function to read a single line (up to but not including the \n) from a SHELL_FILE_HANDLE.
+
+ If the position upon start is 0, then the Ascii Boolean will be set. This should be
+ maintained and not changed for all operations with the same file.
+
+ @param[in] Handle SHELL_FILE_HANDLE to read from.
+ @param[in, out] Buffer The pointer to buffer to read into.
+ @param[in, out] Size The pointer to number of bytes in Buffer.
+ @param[in] Truncate If the buffer is large enough, this has no effect.
+ If the buffer is is too small and Truncate is TRUE,
+ the line will be truncated.
+ If the buffer is is too small and Truncate is FALSE,
+ then no read will occur.
+
+ @param[in, out] Ascii Boolean value for indicating whether the file is
+ Ascii (TRUE) or UCS2 (FALSE).
+
+ @retval EFI_SUCCESS The operation was successful. The line is stored in
+ Buffer.
+ @retval EFI_END_OF_FILE There are no more lines in the file.
+ @retval EFI_INVALID_PARAMETER Handle was NULL.
+ @retval EFI_INVALID_PARAMETER Size was NULL.
+ @retval EFI_BUFFER_TOO_SMALL Size was not large enough to store the line.
+ Size was updated to the minimum space required.
+**/
+EFI_STATUS
+EFIAPI
+ShellFileHandleReadLine(
+ IN SHELL_FILE_HANDLE Handle,
+ IN OUT CHAR16 *Buffer,
+ IN OUT UINTN *Size,
+ IN BOOLEAN Truncate,
+ IN OUT BOOLEAN *Ascii
+ );
+
+/**
+ Function to delete a file by name
+
+ @param[in] FileName Pointer to file name to delete.
+
+ @retval EFI_SUCCESS the file was deleted sucessfully
+ @retval EFI_WARN_DELETE_FAILURE the handle was closed, but the file was not
+ deleted
+ @retval EFI_INVALID_PARAMETER One of the parameters has an invalid value.
+ @retval EFI_NOT_FOUND The specified file could not be found on the
+ device or the file system could not be found
+ on the device.
+ @retval EFI_NO_MEDIA The device has no medium.
+ @retval EFI_MEDIA_CHANGED The device has a different medium in it or the
+ medium is no longer supported.
+ @retval EFI_DEVICE_ERROR The device reported an error.
+ @retval EFI_VOLUME_CORRUPTED The file system structures are corrupted.
+ @retval EFI_WRITE_PROTECTED The file or medium is write protected.
+ @retval EFI_ACCESS_DENIED The file was opened read only.
+ @retval EFI_OUT_OF_RESOURCES Not enough resources were available to open the
+ file.
+ @retval other The file failed to open
+**/
+EFI_STATUS
+EFIAPI
+ShellDeleteFileByName(
+ IN CONST CHAR16 *FileName
+ );
+
+/**
+ Function to print help file / man page content in the spec from the UEFI Shell protocol GetHelpText function.
+
+ @param[in] CommandToGetHelpOn Pointer to a string containing the command name of help file to be printed.
+ @param[in] SectionToGetHelpOn Pointer to the section specifier(s).
+ @param[in] PrintCommandText If TRUE, prints the command followed by the help content, otherwise prints
+ the help content only.
+ @retval EFI_DEVICE_ERROR The help data format was incorrect.
+ @retval EFI_NOT_FOUND The help data could not be found.
+ @retval EFI_SUCCESS The operation was successful.
+**/
+EFI_STATUS
+EFIAPI
+ShellPrintHelp (
+ IN CONST CHAR16 *CommandToGetHelpOn,
+ IN CONST CHAR16 *SectionToGetHelpOn,
+ IN BOOLEAN PrintCommandText
+ );
+
+#endif // __SHELL_LIB__
diff --git a/Core/ShellPkg/Include/Protocol/EfiShell.h b/Core/ShellPkg/Include/Protocol/EfiShell.h new file mode 100644 index 0000000000..5c7f4f6357 --- /dev/null +++ b/Core/ShellPkg/Include/Protocol/EfiShell.h @@ -0,0 +1,1138 @@ +/** @file
+ EFI Shell protocol as defined in the UEFI Shell 2.0 specification including errata.
+
+ (C) Copyright 2014 Hewlett-Packard Development Company, L.P.<BR>
+ Copyright (c) 2006 - 2015, 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 __EFI_SHELL_PROTOCOL__
+#define __EFI_SHELL_PROTOCOL__
+
+#include <ShellBase.h>
+#include <Guid/FileInfo.h>
+
+#define EFI_SHELL_PROTOCOL_GUID \
+ { \
+ 0x6302d008, 0x7f9b, 0x4f30, { 0x87, 0xac, 0x60, 0xc9, 0xfe, 0xf5, 0xda, 0x4e } \
+ }
+
+// replaced EFI_LIST_ENTRY with LIST_ENTRY for simplicity.
+// they are identical outside of the name.
+typedef struct {
+ LIST_ENTRY Link; ///< Linked list members.
+ EFI_STATUS Status; ///< Status of opening the file. Valid only if Handle != NULL.
+ CONST CHAR16 *FullName; ///< Fully qualified filename.
+ CONST CHAR16 *FileName; ///< name of this file.
+ SHELL_FILE_HANDLE Handle; ///< Handle for interacting with the opened file or NULL if closed.
+ EFI_FILE_INFO *Info; ///< Pointer to the FileInfo struct for this file or NULL.
+} EFI_SHELL_FILE_INFO;
+
+/**
+ Returns whether any script files are currently being processed.
+
+ @retval TRUE There is at least one script file active.
+ @retval FALSE No script files are active now.
+
+**/
+typedef
+BOOLEAN
+(EFIAPI *EFI_SHELL_BATCH_IS_ACTIVE) (
+ VOID
+ );
+
+/**
+ Closes the file handle.
+
+ This function closes a specified file handle. All 'dirty' cached file data is
+ flushed to the device, and the file is closed. In all cases, the handle is
+ closed.
+
+ @param[in] FileHandle The file handle to be closed.
+
+ @retval EFI_SUCCESS The file closed sucessfully.
+**/
+typedef
+EFI_STATUS
+(EFIAPI *EFI_SHELL_CLOSE_FILE)(
+ IN SHELL_FILE_HANDLE FileHandle
+ );
+
+/**
+ Creates a file or directory by name.
+
+ This function creates an empty new file or directory with the specified attributes and
+ returns the new file's handle. If the file already exists and is read-only, then
+ EFI_INVALID_PARAMETER will be returned.
+
+ If the file already existed, it is truncated and its attributes updated. If the file is
+ created successfully, the FileHandle is the file's handle, else, the FileHandle is NULL.
+
+ If the file name begins with >v, then the file handle which is returned refers to the
+ shell environment variable with the specified name. If the shell environment variable
+ already exists and is non-volatile then EFI_INVALID_PARAMETER is returned.
+
+ @param[in] FileName Pointer to NULL-terminated file path.
+ @param[in] FileAttribs The new file's attrbiutes. The different attributes are
+ described in EFI_FILE_PROTOCOL.Open().
+ @param[out] FileHandle On return, points to the created file handle or directory's handle.
+
+ @retval EFI_SUCCESS The file was opened. FileHandle points to the new file's handle.
+ @retval EFI_INVALID_PARAMETER One of the parameters has an invalid value.
+ @retval EFI_UNSUPPORTED The file path could not be opened.
+ @retval EFI_NOT_FOUND The specified file could not be found on the device, or could not
+ file the file system on the device.
+ @retval EFI_NO_MEDIA The device has no medium.
+ @retval EFI_MEDIA_CHANGED The device has a different medium in it or the medium is no
+ longer supported.
+ @retval EFI_DEVICE_ERROR The device reported an error or can't get the file path according
+ the DirName.
+ @retval EFI_VOLUME_CORRUPTED The file system structures are corrupted.
+ @retval EFI_WRITE_PROTECTED An attempt was made to create a file, or open a file for write
+ when the media is write-protected.
+ @retval EFI_ACCESS_DENIED The service denied access to the file.
+ @retval EFI_OUT_OF_RESOURCES Not enough resources were available to open the file.
+ @retval EFI_VOLUME_FULL The volume is full.
+**/
+typedef
+EFI_STATUS
+(EFIAPI *EFI_SHELL_CREATE_FILE)(
+ IN CONST CHAR16 *FileName,
+ IN UINT64 FileAttribs,
+ OUT SHELL_FILE_HANDLE *FileHandle
+ );
+
+/**
+ Deletes the file specified by the file handle.
+
+ This function closes and deletes a file. In all cases, the file handle is closed. If the file
+ cannot be deleted, the warning code EFI_WARN_DELETE_FAILURE is returned, but the
+ handle is still closed.
+
+ @param[in] FileHandle The file handle to delete.
+
+ @retval EFI_SUCCESS The file was closed and deleted and the handle was closed.
+ @retval EFI_WARN_DELETE_FAILURE The handle was closed but the file was not deleted.
+**/
+typedef
+EFI_STATUS
+(EFIAPI *EFI_SHELL_DELETE_FILE)(
+ IN SHELL_FILE_HANDLE FileHandle
+ );
+
+/**
+ Deletes the file specified by the file name.
+
+ This function deletes a file.
+
+ @param[in] FileName Points to the NULL-terminated file name.
+
+ @retval EFI_SUCCESS The file was deleted.
+ @retval EFI_WARN_DELETE_FAILURE The handle was closed but the file was not deleted.
+**/
+typedef
+EFI_STATUS
+(EFIAPI *EFI_SHELL_DELETE_FILE_BY_NAME)(
+ IN CONST CHAR16 *FileName
+ );
+
+/**
+ Disables the page break output mode.
+**/
+typedef
+VOID
+(EFIAPI *EFI_SHELL_DISABLE_PAGE_BREAK) (
+ VOID
+ );
+
+/**
+ Enables the page break output mode.
+**/
+typedef
+VOID
+(EFIAPI *EFI_SHELL_ENABLE_PAGE_BREAK) (
+ VOID
+ );
+
+/**
+ Execute the command line.
+
+ This function creates a nested instance of the shell and executes the specified
+ command (CommandLine) with the specified environment (Environment). Upon return,
+ the status code returned by the specified command is placed in StatusCode.
+
+ If Environment is NULL, then the current environment is used and all changes made
+ by the commands executed will be reflected in the current environment. If the
+ Environment is non-NULL, then the changes made will be discarded.
+
+ The CommandLine is executed from the current working directory on the current
+ device.
+
+ @param[in] ParentImageHandle A handle of the image that is executing the specified
+ command line.
+ @param[in] CommandLine Points to the NULL-terminated UCS-2 encoded string
+ containing the command line. If NULL then the command-
+ line will be empty.
+ @param[in] Environment Points to a NULL-terminated array of environment
+ variables with the format 'x=y', where x is the
+ environment variable name and y is the value. If this
+ is NULL, then the current shell environment is used.
+ @param[out] ErrorCode Points to the status code returned by the command.
+
+ @retval EFI_SUCCESS The command executed successfully. The status code
+ returned by the command is pointed to by StatusCode.
+ @retval EFI_INVALID_PARAMETER The parameters are invalid.
+ @retval EFI_OUT_OF_RESOURCES Out of resources.
+ @retval EFI_UNSUPPORTED Nested shell invocations are not allowed.
+**/
+typedef
+EFI_STATUS
+(EFIAPI *EFI_SHELL_EXECUTE) (
+ IN EFI_HANDLE *ParentImageHandle,
+ IN CHAR16 *CommandLine OPTIONAL,
+ IN CHAR16 **Environment OPTIONAL,
+ OUT EFI_STATUS *StatusCode OPTIONAL
+ );
+
+/**
+ Find files that match a specified pattern.
+
+ This function searches for all files and directories that match the specified
+ FilePattern. The FilePattern can contain wild-card characters. The resulting file
+ information is placed in the file list FileList.
+
+ The files in the file list are not opened. The OpenMode field is set to 0 and the FileInfo
+ field is set to NULL.
+
+ @param[in] FilePattern Points to a NULL-terminated shell file path, including wildcards.
+ @param[out] FileList On return, points to the start of a file list containing the names
+ of all matching files or else points to NULL if no matching files
+ were found.
+
+ @retval EFI_SUCCESS Files found.
+ @retval EFI_NOT_FOUND No files found.
+ @retval EFI_NO_MEDIA The device has no media.
+ @retval EFI_DEVICE_ERROR The device reported an error.
+ @retval EFI_VOLUME_CORRUPTED The file system structures are corrupted.
+**/
+typedef
+EFI_STATUS
+(EFIAPI *EFI_SHELL_FIND_FILES)(
+ IN CONST CHAR16 *FilePattern,
+ OUT EFI_SHELL_FILE_INFO **FileList
+ );
+
+/**
+ Find all files in a specified directory.
+
+ @param[in] FileDirHandle Handle of the directory to search.
+ @param[out] FileList On return, points to the list of files in the directory
+ or NULL if there are no files in the directory.
+
+ @retval EFI_SUCCESS File information was returned successfully.
+ @retval EFI_VOLUME_CORRUPTED The file system structures have been corrupted.
+ @retval EFI_DEVICE_ERROR The device reported an error.
+ @retval EFI_NO_MEDIA The device media is not present.
+**/
+typedef
+EFI_STATUS
+(EFIAPI *EFI_SHELL_FIND_FILES_IN_DIR)(
+IN SHELL_FILE_HANDLE FileDirHandle,
+OUT EFI_SHELL_FILE_INFO **FileList
+);
+
+/**
+ Flushes data back to a device.
+
+ This function flushes all modified data associated with a file to a device.
+
+ @param[in] FileHandle The handle of the file to flush.
+
+ @retval EFI_SUCCESS The data was flushed.
+ @retval EFI_NO_MEDIA The device has no medium.
+ @retval EFI_DEVICE_ERROR The device reported an error.
+ @retval EFI_VOLUME_CORRUPTED The file system structures are corrupted.
+ @retval EFI_WRITE_PROTECTED The file or medium is write-protected.
+ @retval EFI_ACCESS_DENIED The file was opened read-only.
+ @retval EFI_VOLUME_FULL The volume is full.
+**/
+typedef
+EFI_STATUS
+(EFIAPI *EFI_SHELL_FLUSH_FILE)(
+ IN SHELL_FILE_HANDLE FileHandle
+ );
+
+/**
+ Frees the file list.
+
+ This function cleans up the file list and any related data structures. It has no
+ impact on the files themselves.
+
+ @param[in] FileList The file list to free. Type EFI_SHELL_FILE_INFO is
+ defined in OpenFileList().
+
+ @retval EFI_SUCCESS Free the file list successfully.
+**/
+typedef
+EFI_STATUS
+(EFIAPI *EFI_SHELL_FREE_FILE_LIST) (
+ IN EFI_SHELL_FILE_INFO **FileList
+ );
+
+/**
+ Returns the current directory on the specified device.
+
+ If FileSystemMapping is NULL, it returns the current working directory. If the
+ FileSystemMapping is not NULL, it returns the current directory associated with the
+ FileSystemMapping. In both cases, the returned name includes the file system
+ mapping (i.e. fs0:\current-dir).
+
+ Note that the current directory string should exclude the tailing backslash character.
+
+ @param[in] FileSystemMapping A pointer to the file system mapping. If NULL,
+ then the current working directory is returned.
+
+ @retval !=NULL The current directory.
+ @retval NULL Current directory does not exist.
+**/
+typedef
+CONST CHAR16 *
+(EFIAPI *EFI_SHELL_GET_CUR_DIR) (
+ IN CONST CHAR16 *FileSystemMapping OPTIONAL
+ );
+
+typedef UINT32 EFI_SHELL_DEVICE_NAME_FLAGS;
+#define EFI_DEVICE_NAME_USE_COMPONENT_NAME 0x00000001
+#define EFI_DEVICE_NAME_USE_DEVICE_PATH 0x00000002
+
+/**
+ Gets the name of the device specified by the device handle.
+
+ This function gets the user-readable name of the device specified by the device
+ handle. If no user-readable name could be generated, then *BestDeviceName will be
+ NULL and EFI_NOT_FOUND will be returned.
+
+ If EFI_DEVICE_NAME_USE_COMPONENT_NAME is set, then the function will return the
+ device's name using the EFI_COMPONENT_NAME2_PROTOCOL, if present on
+ DeviceHandle.
+
+ If EFI_DEVICE_NAME_USE_DEVICE_PATH is set, then the function will return the
+ device's name using the EFI_DEVICE_PATH_PROTOCOL, if present on DeviceHandle.
+ If both EFI_DEVICE_NAME_USE_COMPONENT_NAME and
+ EFI_DEVICE_NAME_USE_DEVICE_PATH are set, then
+ EFI_DEVICE_NAME_USE_COMPONENT_NAME will have higher priority.
+
+ @param[in] DeviceHandle The handle of the device.
+ @param[in] Flags Determines the possible sources of component names.
+ @param[in] Language A pointer to the language specified for the device
+ name, in the same format as described in the UEFI
+ specification, Appendix M.
+ @param[out] BestDeviceName On return, points to the callee-allocated NULL-
+ terminated name of the device. If no device name
+ could be found, points to NULL. The name must be
+ freed by the caller...
+
+ @retval EFI_SUCCESS Get the name successfully.
+ @retval EFI_NOT_FOUND Fail to get the device name.
+**/
+typedef
+EFI_STATUS
+(EFIAPI *EFI_SHELL_GET_DEVICE_NAME) (
+ IN EFI_HANDLE DeviceHandle,
+ IN EFI_SHELL_DEVICE_NAME_FLAGS Flags,
+ IN CHAR8 *Language,
+ OUT CHAR16 **BestDeviceName
+ );
+
+/**
+ Gets the device path from the mapping.
+
+ This function gets the device path associated with a mapping.
+
+ @param[in] Mapping A pointer to the mapping
+
+ @retval !=NULL Pointer to the device path that corresponds to the
+ device mapping. The returned pointer does not need
+ to be freed.
+ @retval NULL There is no device path associated with the
+ specified mapping.
+**/
+typedef
+CONST EFI_DEVICE_PATH_PROTOCOL *
+(EFIAPI *EFI_SHELL_GET_DEVICE_PATH_FROM_MAP) (
+ IN CONST CHAR16 *Mapping
+ );
+
+/**
+ Converts a file system style name to a device path.
+
+ This function converts a file system style name to a device path, by replacing any
+ mapping references to the associated device path.
+
+ @param[in] Path The pointer to the path.
+
+ @return The pointer of the file path. The file path is callee
+ allocated and should be freed by the caller.
+**/
+typedef
+EFI_DEVICE_PATH_PROTOCOL *
+(EFIAPI *EFI_SHELL_GET_DEVICE_PATH_FROM_FILE_PATH) (
+ IN CONST CHAR16 *Path
+ );
+
+/**
+ Gets either a single or list of environment variables.
+
+ If name is not NULL then this function returns the current value of the specified
+ environment variable.
+
+ If Name is NULL than a list of all environment variable names is returned. Each a
+ NULL terminated string with a double NULL terminating the list.
+
+ @param[in] Name A pointer to the environment variable name. If
+ Name is NULL, then the function will return all
+ of the defined shell environment variables. In
+ the case where multiple environment variables are
+ being returned, each variable will be terminated by
+ a NULL, and the list will be terminated by a double
+ NULL.
+
+ @return A pointer to the returned string.
+ The returned pointer does not need to be freed by the caller.
+
+ @retval NULL The environment variable doesn't exist or there are
+ no environment variables.
+**/
+typedef
+CONST CHAR16 *
+(EFIAPI *EFI_SHELL_GET_ENV) (
+ IN CONST CHAR16 *Name OPTIONAL
+ );
+
+/**
+ Gets the environment variable and Attributes, or list of environment variables. Can be
+ used instead of GetEnv().
+
+ This function returns the current value of the specified environment variable and
+ the Attributes. If no variable name was specified, then all of the known
+ variables will be returned.
+
+ @param[in] Name A pointer to the environment variable name. If Name is NULL,
+ then the function will return all of the defined shell
+ environment variables. In the case where multiple environment
+ variables are being returned, each variable will be terminated
+ by a NULL, and the list will be terminated by a double NULL.
+ @param[out] Attributes If not NULL, a pointer to the returned attributes bitmask for
+ the environment variable. In the case where Name is NULL, and
+ multiple environment variables are being returned, Attributes
+ is undefined.
+
+ @retval NULL The environment variable doesn't exist.
+ @return The environment variable's value. The returned pointer does not
+ need to be freed by the caller.
+**/
+typedef
+CONST CHAR16 *
+(EFIAPI *EFI_SHELL_GET_ENV_EX) (
+ IN CONST CHAR16 *Name,
+ OUT UINT32 *Attributes OPTIONAL
+ );
+
+/**
+ Gets the file information from an open file handle.
+
+ This function allocates a buffer to store the file's information. It's the caller's
+ responsibility to free the buffer.
+
+ @param[in] FileHandle A File Handle.
+
+ @retval NULL Cannot get the file info.
+ @return A pointer to a buffer with file information.
+**/
+typedef
+EFI_FILE_INFO *
+(EFIAPI *EFI_SHELL_GET_FILE_INFO)(
+ IN SHELL_FILE_HANDLE FileHandle
+ );
+
+/**
+ Converts a device path to a file system-style path.
+
+ This function converts a device path to a file system path by replacing part, or all, of
+ the device path with the file-system mapping. If there are more than one application
+ file system mappings, the one that most closely matches Path will be used.
+
+ @param[in] Path The pointer to the device path.
+
+ @return The pointer of the NULL-terminated file path. The path
+ is callee-allocated and should be freed by the caller.
+**/
+typedef
+CHAR16 *
+(EFIAPI *EFI_SHELL_GET_FILE_PATH_FROM_DEVICE_PATH) (
+ IN CONST EFI_DEVICE_PATH_PROTOCOL *Path
+ );
+
+/**
+ Gets a file's current position.
+
+ This function returns the current file position for the file handle. For directories, the
+ current file position has no meaning outside of the file system driver and as such, the
+ operation is not supported.
+
+ @param[in] FileHandle The file handle on which to get the current position.
+ @param[out] Position Byte position from the start of the file.
+
+ @retval EFI_SUCCESS Data was accessed.
+ @retval EFI_UNSUPPORTED The request is not valid on open directories.
+**/
+typedef
+EFI_STATUS
+(EFIAPI *EFI_SHELL_GET_FILE_POSITION)(
+ IN SHELL_FILE_HANDLE FileHandle,
+ OUT UINT64 *Position
+ );
+
+/**
+ Gets the size of a file.
+
+ This function returns the size of the file specified by FileHandle.
+
+ @param[in] FileHandle The handle of the file.
+ @param[out] Size The size of this file.
+
+ @retval EFI_SUCCESS Get the file's size.
+ @retval EFI_DEVICE_ERROR Can't access the file.
+**/
+typedef
+EFI_STATUS
+(EFIAPI *EFI_SHELL_GET_FILE_SIZE)(
+ IN SHELL_FILE_HANDLE FileHandle,
+ OUT UINT64 *Size
+ );
+
+/**
+ Get the GUID value from a human readable name.
+
+ If GuidName is a known GUID name, then update Guid to have the correct value for
+ that GUID.
+
+ This function is only available when the major and minor versions in the
+ EfiShellProtocol are greater than or equal to 2 and 1, respectively.
+
+ @param[in] GuidName A pointer to the localized name for the GUID being queried.
+ @param[out] Guid A pointer to the GUID structure to be filled in.
+
+ @retval EFI_SUCCESS The operation was successful.
+ @retval EFI_INVALID_PARAMETER Guid was NULL.
+ @retval EFI_INVALID_PARAMETER GuidName was NULL.
+ @retval EFI_NOT_FOUND GuidName is not a known GUID Name.
+**/
+typedef
+EFI_STATUS
+(EFIAPI *EFI_SHELL_GET_GUID_FROM_NAME)(
+ IN CONST CHAR16 *GuidName,
+ OUT EFI_GUID *Guid
+ );
+
+/**
+ Get the human readable name for a GUID from the value.
+
+ If Guid is assigned a name, then update *GuidName to point to the name. The callee
+ should not modify the value.
+
+ This function is only available when the major and minor versions in the
+ EfiShellProtocol are greater than or equal to 2 and 1, respectively.
+
+ @param[in] Guid A pointer to the GUID being queried.
+ @param[out] GuidName A pointer to a pointer the localized to name for the GUID being requested
+
+ @retval EFI_SUCCESS The operation was successful.
+ @retval EFI_INVALID_PARAMETER Guid was NULL.
+ @retval EFI_INVALID_PARAMETER GuidName was NULL.
+ @retval EFI_NOT_FOUND Guid is not assigned a name.
+**/
+typedef
+EFI_STATUS
+(EFIAPI *EFI_SHELL_GET_GUID_NAME)(
+ IN CONST EFI_GUID *Guid,
+ OUT CONST CHAR16 **GuidName
+ );
+
+/**
+ Return help information about a specific command.
+
+ This function returns the help information for the specified command. The help text
+ can be internal to the shell or can be from a UEFI Shell manual page.
+
+ If Sections is specified, then each section name listed will be compared in a casesensitive
+ manner, to the section names described in Appendix B. If the section exists,
+ it will be appended to the returned help text. If the section does not exist, no
+ information will be returned. If Sections is NULL, then all help text information
+ available will be returned.
+
+ @param[in] Command Points to the NULL-terminated UEFI Shell command name.
+ @param[in] Sections Points to the NULL-terminated comma-delimited
+ section names to return. If NULL, then all
+ sections will be returned.
+ @param[out] HelpText On return, points to a callee-allocated buffer
+ containing all specified help text.
+
+ @retval EFI_SUCCESS The help text was returned.
+ @retval EFI_OUT_OF_RESOURCES The necessary buffer could not be allocated to hold the
+ returned help text.
+ @retval EFI_INVALID_PARAMETER HelpText is NULL.
+ @retval EFI_NOT_FOUND There is no help text available for Command.
+**/
+typedef
+EFI_STATUS
+(EFIAPI *EFI_SHELL_GET_HELP_TEXT) (
+ IN CONST CHAR16 *Command,
+ IN CONST CHAR16 *Sections OPTIONAL,
+ OUT CHAR16 **HelpText
+ );
+
+/**
+ Gets the mapping(s) that most closely matches the device path.
+
+ This function gets the mapping which corresponds to the device path *DevicePath. If
+ there is no exact match, then the mapping which most closely matches *DevicePath
+ is returned, and *DevicePath is updated to point to the remaining portion of the
+ device path. If there is an exact match, the mapping is returned and *DevicePath
+ points to the end-of-device-path node.
+
+ If there are multiple map names they will be semi-colon seperated in the
+ NULL-terminated string.
+
+ @param[in, out] DevicePath On entry, points to a device path pointer. On
+ exit, updates the pointer to point to the
+ portion of the device path after the mapping.
+
+ @retval NULL No mapping was found.
+ @retval !=NULL Pointer to NULL-terminated mapping. The buffer
+ is callee allocated and should be freed by the caller.
+**/
+typedef
+CONST CHAR16 *
+(EFIAPI *EFI_SHELL_GET_MAP_FROM_DEVICE_PATH) (
+ IN OUT EFI_DEVICE_PATH_PROTOCOL **DevicePath
+ );
+
+/**
+ Gets the enable status of the page break output mode.
+
+ User can use this function to determine current page break mode.
+
+ @retval TRUE The page break output mode is enabled.
+ @retval FALSE The page break output mode is disabled.
+**/
+typedef
+BOOLEAN
+(EFIAPI *EFI_SHELL_GET_PAGE_BREAK) (
+ VOID
+ );
+
+/**
+ Judges whether the active shell is the root shell.
+
+ This function makes the user to know that whether the active Shell is the root shell.
+
+ @retval TRUE The active Shell is the root Shell.
+ @retval FALSE The active Shell is NOT the root Shell.
+**/
+typedef
+BOOLEAN
+(EFIAPI *EFI_SHELL_IS_ROOT_SHELL) (
+VOID
+);
+
+/**
+ Opens a file or a directory by file name.
+
+ This function opens the specified file in the specified OpenMode and returns a file
+ handle.
+ If the file name begins with '>v', then the file handle which is returned refers to the
+ shell environment variable with the specified name. If the shell environment variable
+ exists, is non-volatile and the OpenMode indicates EFI_FILE_MODE_WRITE, then
+ EFI_INVALID_PARAMETER is returned.
+
+ If the file name is '>i', then the file handle which is returned refers to the standard
+ input. If the OpenMode indicates EFI_FILE_MODE_WRITE, then EFI_INVALID_PARAMETER
+ is returned.
+
+ If the file name is '>o', then the file handle which is returned refers to the standard
+ output. If the OpenMode indicates EFI_FILE_MODE_READ, then EFI_INVALID_PARAMETER
+ is returned.
+
+ If the file name is '>e', then the file handle which is returned refers to the standard
+ error. If the OpenMode indicates EFI_FILE_MODE_READ, then EFI_INVALID_PARAMETER
+ is returned.
+
+ If the file name is 'NUL', then the file handle that is returned refers to the standard NUL
+ file. If the OpenMode indicates EFI_FILE_MODE_READ, then EFI_INVALID_PARAMETER is
+ returned.
+
+ If return EFI_SUCCESS, the FileHandle is the opened file's handle, else, the
+ FileHandle is NULL.
+
+ @param[in] FileName Points to the NULL-terminated UCS-2 encoded file name.
+ @param[out] FileHandle On return, points to the file handle.
+ @param[in] OpenMode File open mode. Either EFI_FILE_MODE_READ or
+ EFI_FILE_MODE_WRITE from section 12.4 of the UEFI
+ Specification.
+ @retval EFI_SUCCESS The file was opened. FileHandle has the opened file's handle.
+ @retval EFI_INVALID_PARAMETER One of the parameters has an invalid value. FileHandle is NULL.
+ @retval EFI_UNSUPPORTED Could not open the file path. FileHandle is NULL.
+ @retval EFI_NOT_FOUND The specified file could not be found on the device or the file
+ system could not be found on the device. FileHandle is NULL.
+ @retval EFI_NO_MEDIA The device has no medium. FileHandle is NULL.
+ @retval EFI_MEDIA_CHANGED The device has a different medium in it or the medium is no
+ longer supported. FileHandle is NULL.
+ @retval EFI_DEVICE_ERROR The device reported an error or can't get the file path according
+ the FileName. FileHandle is NULL.
+ @retval EFI_VOLUME_CORRUPTED The file system structures are corrupted. FileHandle is NULL.
+ @retval EFI_WRITE_PROTECTED An attempt was made to create a file, or open a file for write
+ when the media is write-protected. FileHandle is NULL.
+ @retval EFI_ACCESS_DENIED The service denied access to the file. FileHandle is NULL.
+ @retval EFI_OUT_OF_RESOURCES Not enough resources were available to open the file. FileHandle
+ is NULL.
+ @retval EFI_VOLUME_FULL The volume is full. FileHandle is NULL.
+**/
+typedef
+EFI_STATUS
+(EFIAPI *EFI_SHELL_OPEN_FILE_BY_NAME) (
+ IN CONST CHAR16 *FileName,
+ OUT SHELL_FILE_HANDLE *FileHandle,
+ IN UINT64 OpenMode
+ );
+
+/**
+ Opens the files that match the path specified.
+
+ This function opens all of the files specified by Path. Wildcards are processed
+ according to the rules specified in UEFI Shell 2.0 spec section 3.7.1. Each
+ matching file has an EFI_SHELL_FILE_INFO structure created in a linked list.
+
+ @param[in] Path A pointer to the path string.
+ @param[in] OpenMode Specifies the mode used to open each file, EFI_FILE_MODE_READ or
+ EFI_FILE_MODE_WRITE.
+ @param[in, out] FileList Points to the start of a list of files opened.
+
+ @retval EFI_SUCCESS Create the file list successfully.
+ @return Can't create the file list.
+**/
+typedef
+EFI_STATUS
+(EFIAPI *EFI_SHELL_OPEN_FILE_LIST) (
+ IN CHAR16 *Path,
+ IN UINT64 OpenMode,
+ IN OUT EFI_SHELL_FILE_INFO **FileList
+ );
+
+/**
+ Opens the root directory of a device.
+
+ This function opens the root directory of a device and returns a file handle to it.
+
+ @param[in] DevicePath Points to the device path corresponding to the device where the
+ EFI_SIMPLE_FILE_SYSTEM_PROTOCOL is installed.
+ @param[out] FileHandle On exit, points to the file handle corresponding to the root directory on the
+ device.
+
+ @retval EFI_SUCCESS Root opened successfully.
+ @retval EFI_NOT_FOUND EFI_SIMPLE_FILE_SYSTEM could not be found or the root directory
+ could not be opened.
+ @retval EFI_VOLUME_CORRUPTED The data structures in the volume were corrupted.
+ @retval EFI_DEVICE_ERROR The device had an error.
+**/
+typedef
+EFI_STATUS
+(EFIAPI *EFI_SHELL_OPEN_ROOT)(
+ IN EFI_DEVICE_PATH_PROTOCOL *DevicePath,
+ OUT SHELL_FILE_HANDLE *FileHandle
+ );
+
+/**
+ Opens the root directory of a device on a handle.
+
+ This function opens the root directory of a device and returns a file handle to it.
+
+ @param[in] DeviceHandle The handle of the device that contains the volume.
+ @param[out] FileHandle On exit, points to the file handle corresponding to the root directory on the
+ device.
+
+ @retval EFI_SUCCESS Root opened successfully.
+ @retval EFI_NOT_FOUND EFI_SIMPLE_FILE_SYSTEM could not be found or the root directory
+ could not be opened.
+ @retval EFI_VOLUME_CORRUPTED The data structures in the volume were corrupted.
+ @retval EFI_DEVICE_ERROR The device had an error.
+**/
+typedef
+EFI_STATUS
+(EFIAPI *EFI_SHELL_OPEN_ROOT_BY_HANDLE)(
+ IN EFI_HANDLE DeviceHandle,
+ OUT SHELL_FILE_HANDLE *FileHandle
+ );
+
+/**
+ Reads data from the file.
+
+ If FileHandle is not a directory, the function reads the requested number of bytes
+ from the file at the file's current position and returns them in Buffer. If the read goes
+ beyond the end of the file, the read length is truncated to the end of the file. The file's
+ current position is increased by the number of bytes returned.
+ If FileHandle is a directory, then an error is returned.
+
+ @param[in] FileHandle The opened file handle for read.
+ @param[in] ReadSize On input, the size of Buffer, in bytes. On output, the amount of data read.
+ @param[in, out] Buffer The buffer in which data is read.
+
+ @retval EFI_SUCCESS Data was read.
+ @retval EFI_NO_MEDIA The device has no media.
+ @retval EFI_DEVICE_ERROR The device reported an error.
+ @retval EFI_VOLUME_CORRUPTED The file system structures are corrupted.
+ @retval EFI_BUFFER_TO_SMALL Buffer is too small. ReadSize contains required size.
+**/
+typedef
+EFI_STATUS
+(EFIAPI *EFI_SHELL_READ_FILE) (
+ IN SHELL_FILE_HANDLE FileHandle,
+ IN OUT UINTN *ReadSize,
+ IN OUT VOID *Buffer
+ );
+
+/**
+ Register a GUID and a localized human readable name for it.
+
+ If Guid is not assigned a name, then assign GuidName to Guid. This list of GUID
+ names must be used whenever a shell command outputs GUID information.
+
+ This function is only available when the major and minor versions in the
+ EfiShellProtocol are greater than or equal to 2 and 1, respectively.
+
+ @param[in] Guid A pointer to the GUID being registered.
+ @param[in] GuidName A pointer to the localized name for the GUID being registered.
+
+ @retval EFI_SUCCESS The operation was successful.
+ @retval EFI_INVALID_PARAMETER Guid was NULL.
+ @retval EFI_INVALID_PARAMETER GuidName was NULL.
+ @retval EFI_ACCESS_DENIED Guid already is assigned a name.
+**/
+typedef
+EFI_STATUS
+(EFIAPI *EFI_SHELL_REGISTER_GUID_NAME)(
+ IN CONST EFI_GUID *Guid,
+ IN CONST CHAR16 *GuidName
+ );
+
+/**
+ Deletes the duplicate file names files in the given file list.
+
+ @param[in] FileList A pointer to the first entry in the file list.
+
+ @retval EFI_SUCCESS Always success.
+**/
+typedef
+EFI_STATUS
+(EFIAPI *EFI_SHELL_REMOVE_DUP_IN_FILE_LIST) (
+ IN EFI_SHELL_FILE_INFO **FileList
+ );
+
+/**
+ Changes a shell command alias.
+
+ This function creates an alias for a shell command.
+
+ @param[in] Command Points to the NULL-terminated shell command or existing alias.
+ @param[in] Alias Points to the NULL-terminated alias for the shell command. If this is NULL, and
+ Command refers to an alias, that alias will be deleted.
+ @param[in] Replace If TRUE and the alias already exists, then the existing alias will be replaced. If
+ FALSE and the alias already exists, then the existing alias is unchanged and
+ EFI_ACCESS_DENIED is returned.
+ @param[in] Volatile if TRUE the Alias being set will be stored in a volatile fashion. if FALSE the
+ Alias being set will be stored in a non-volatile fashion.
+
+ @retval EFI_SUCCESS Alias created or deleted successfully.
+ @retval EFI_ACCESS_DENIED The alias is a built-in alias or already existed and Replace was set to
+ FALSE.
+**/
+typedef
+EFI_STATUS
+(EFIAPI *EFI_SHELL_SET_ALIAS)(
+ IN CONST CHAR16 *Command,
+ IN CONST CHAR16 *Alias,
+ IN BOOLEAN Replace,
+ IN BOOLEAN Volatile
+ );
+
+/**
+ This function returns the command associated with a alias or a list of all
+ alias'.
+
+ @param[in] Alias Points to the NULL-terminated shell alias.
+ If this parameter is NULL, then all
+ aliases will be returned in ReturnedData.
+ @param[out] Volatile Upon return of a single command if TRUE indicates
+ this is stored in a volatile fashion. FALSE otherwise.
+ @return If Alias is not NULL, it will return a pointer to
+ the NULL-terminated command for that alias.
+ If Alias is NULL, ReturnedData points to a ';'
+ delimited list of alias (e.g.
+ ReturnedData = "dir;del;copy;mfp") that is NULL-terminated.
+ @retval NULL An error ocurred.
+ @retval NULL Alias was not a valid Alias.
+**/
+typedef
+CONST CHAR16 *
+(EFIAPI *EFI_SHELL_GET_ALIAS)(
+ IN CONST CHAR16 *Alias,
+ OUT BOOLEAN *Volatile OPTIONAL
+ );
+
+/**
+ Changes the current directory on the specified device.
+
+ If the FileSystem is NULL, and the directory Dir does not contain a file system's
+ mapped name, this function changes the current working directory. If FileSystem is
+ NULL and the directory Dir contains a mapped name, then the current file system and
+ the current directory on that file system are changed.
+
+ If FileSystem is not NULL, and Dir is NULL, then this changes the current working file
+ system.
+
+ If FileSystem is not NULL and Dir is not NULL, then this function changes the current
+ directory on the specified file system.
+
+ If the current working directory or the current working file system is changed then the
+ %cwd% environment variable will be updated.
+
+ @param[in] FileSystem A pointer to the file system's mapped name. If NULL, then the current working
+ directory is changed.
+ @param[in] Dir Points to the NULL-terminated directory on the device specified by FileSystem.
+
+ @retval NULL Current directory does not exist.
+ @return The current directory.
+**/
+typedef
+EFI_STATUS
+(EFIAPI *EFI_SHELL_SET_CUR_DIR) (
+ IN CONST CHAR16 *FileSystem OPTIONAL,
+ IN CONST CHAR16 *Dir
+ );
+
+/**
+ Sets the environment variable.
+
+ This function changes the current value of the specified environment variable. If the
+ environment variable exists and the Value is an empty string, then the environment
+ variable is deleted. If the environment variable exists and the Value is not an empty
+ string, then the value of the environment variable is changed. If the environment
+ variable does not exist and the Value is an empty string, there is no action. If the
+ environment variable does not exist and the Value is a non-empty string, then the
+ environment variable is created and assigned the specified value.
+
+ For a description of volatile and non-volatile environment variables, see UEFI Shell
+ 2.0 specification section 3.6.1.
+
+ @param[in] Name Points to the NULL-terminated environment variable name.
+ @param[in] Value Points to the NULL-terminated environment variable value. If the value is an
+ empty string then the environment variable is deleted.
+ @param[in] Volatile Indicates whether the variable is non-volatile (FALSE) or volatile (TRUE).
+
+ @retval EFI_SUCCESS The environment variable was successfully updated.
+**/
+typedef
+EFI_STATUS
+(EFIAPI *EFI_SHELL_SET_ENV) (
+ IN CONST CHAR16 *Name,
+ IN CONST CHAR16 *Value,
+ IN BOOLEAN Volatile
+ );
+
+/**
+ Sets the file information to an opened file handle.
+
+ This function changes file information. All file information in the EFI_FILE_INFO
+ struct will be updated to the passed in data.
+
+ @param[in] FileHandle A file handle.
+ @param[in] FileInfo Points to new file information.
+
+ @retval EFI_SUCCESS The information was set.
+ @retval EFI_NO_MEDIA The device has no medium.
+ @retval EFI_DEVICE_ERROR The device reported an error.
+ @retval EFI_VOLUME_CORRUPTED The file system structures are corrupted.
+ @retval EFI_WRITE_PROTECTED The file or medium is write-protected.
+ @retval EFI_ACCESS_DENIED The file was opened read-only.
+ @retval EFI_VOLUME_FULL The volume is full.
+ @retval EFI_BAD_BUFFER_SIZE BufferSize is smaller than the size of EFI_FILE_INFO.
+**/
+typedef
+EFI_STATUS
+(EFIAPI *EFI_SHELL_SET_FILE_INFO)(
+ IN SHELL_FILE_HANDLE FileHandle,
+ IN CONST EFI_FILE_INFO *FileInfo
+ );
+
+/**
+ Sets a file's current position.
+
+ This function sets the current file position for the handle to the position supplied. With
+ the exception of seeking to position 0xFFFFFFFFFFFFFFFF, only absolute positioning is
+ supported, and seeking past the end of the file is allowed (a subsequent write would
+ grow the file). Seeking to position 0xFFFFFFFFFFFFFFFF causes the current position
+ to be set to the end of the file.
+
+ @param[in] FileHandle The file handle on which requested position will be set.
+ @param[in] Position Byte position from the start of the file.
+
+ @retval EFI_SUCCESS Data was written.
+ @retval EFI_UNSUPPORTED The seek request for nonzero is not valid on open directories.
+**/
+typedef
+EFI_STATUS
+(EFIAPI *EFI_SHELL_SET_FILE_POSITION)(
+ IN SHELL_FILE_HANDLE FileHandle,
+ IN UINT64 Position
+ );
+
+/**
+ This function creates a mapping for a device path.
+
+ @param[in] DevicePath Points to the device path. If this is NULL and Mapping points to a valid mapping,
+ then the mapping will be deleted.
+ @param[in] Mapping Points to the NULL-terminated mapping for the device path.
+
+ @retval EFI_SUCCESS Mapping created or deleted successfully.
+ @retval EFI_NO_MAPPING There is no handle that corresponds exactly to DevicePath. See the
+ boot service function LocateDevicePath().
+ @retval EFI_ACCESS_DENIED The mapping is a built-in alias.
+**/
+typedef
+EFI_STATUS
+(EFIAPI *EFI_SHELL_SET_MAP)(
+ IN CONST EFI_DEVICE_PATH_PROTOCOL *DevicePath,
+ IN CONST CHAR16 *Mapping
+ );
+
+/**
+ Writes data to the file.
+
+ This function writes the specified number of bytes to the file at the current file position.
+ The current file position is advanced the actual number of bytes written, which is
+ returned in BufferSize. Partial writes only occur when there has been a data error
+ during the write attempt (such as "volume space full"). The file automatically grows to
+ hold the data, if required.
+
+ Direct writes to opened directories are not supported.
+
+ @param[in] FileHandle The opened file handle for writing.
+ @param[in, out] BufferSize On input, size of Buffer.
+ @param[in] Buffer The buffer in which data to write.
+
+ @retval EFI_SUCCESS Data was written.
+ @retval EFI_UNSUPPORTED Writes to open directory are not supported.
+ @retval EFI_NO_MEDIA The device has no media.
+ @retval EFI_DEVICE_ERROR The device reported an error.
+ @retval EFI_VOLUME_CORRUPTED The file system structures are corrupted.
+ @retval EFI_WRITE_PROTECTED The device is write-protected.
+ @retval EFI_ACCESS_DENIED The file was open for read only.
+ @retval EFI_VOLUME_FULL The volume is full.
+**/
+typedef
+EFI_STATUS
+(EFIAPI *EFI_SHELL_WRITE_FILE)(
+ IN SHELL_FILE_HANDLE FileHandle,
+ IN OUT UINTN *BufferSize,
+ IN VOID *Buffer
+ );
+
+//
+// EFI_SHELL_PROTOCOL has been updated since UEFI Shell Spec 2.0
+// Usage of this protocol will require version checking before attempting
+// to use any new members. There is no need to check the version for
+// members that existed in UEFI Shell Spec 2.0.
+//
+// Update below for any future UEFI Shell spec changes to this protocol.
+//
+// Check EFI_SHELL_PROTOCOL MajorVersion and MinorVersion:
+// if ((2 == gEfiShellProtocol->MajorVersion) &&
+// (0 == gEfiShellProtocol->MinorVersion)) {
+// //
+// // Cannot call:
+// // RegisterGuidName - UEFI Shell 2.1
+// // GetGuidName - UEFI Shell 2.1
+// // GetGuidFromName - UEFI Shell 2.1
+// // GetEnvEx - UEFI Shell 2.1
+// //
+// } else {
+// //
+// // Can use all members
+// //
+// }
+//
+typedef struct _EFI_SHELL_PROTOCOL {
+ EFI_SHELL_EXECUTE Execute;
+ EFI_SHELL_GET_ENV GetEnv;
+ EFI_SHELL_SET_ENV SetEnv;
+ EFI_SHELL_GET_ALIAS GetAlias;
+ EFI_SHELL_SET_ALIAS SetAlias;
+ EFI_SHELL_GET_HELP_TEXT GetHelpText;
+ EFI_SHELL_GET_DEVICE_PATH_FROM_MAP GetDevicePathFromMap;
+ EFI_SHELL_GET_MAP_FROM_DEVICE_PATH GetMapFromDevicePath;
+ EFI_SHELL_GET_DEVICE_PATH_FROM_FILE_PATH GetDevicePathFromFilePath;
+ EFI_SHELL_GET_FILE_PATH_FROM_DEVICE_PATH GetFilePathFromDevicePath;
+ EFI_SHELL_SET_MAP SetMap;
+ EFI_SHELL_GET_CUR_DIR GetCurDir;
+ EFI_SHELL_SET_CUR_DIR SetCurDir;
+ EFI_SHELL_OPEN_FILE_LIST OpenFileList;
+ EFI_SHELL_FREE_FILE_LIST FreeFileList;
+ EFI_SHELL_REMOVE_DUP_IN_FILE_LIST RemoveDupInFileList;
+ EFI_SHELL_BATCH_IS_ACTIVE BatchIsActive;
+ EFI_SHELL_IS_ROOT_SHELL IsRootShell;
+ EFI_SHELL_ENABLE_PAGE_BREAK EnablePageBreak;
+ EFI_SHELL_DISABLE_PAGE_BREAK DisablePageBreak;
+ EFI_SHELL_GET_PAGE_BREAK GetPageBreak;
+ EFI_SHELL_GET_DEVICE_NAME GetDeviceName;
+ EFI_SHELL_GET_FILE_INFO GetFileInfo;
+ EFI_SHELL_SET_FILE_INFO SetFileInfo;
+ EFI_SHELL_OPEN_FILE_BY_NAME OpenFileByName;
+ EFI_SHELL_CLOSE_FILE CloseFile;
+ EFI_SHELL_CREATE_FILE CreateFile;
+ EFI_SHELL_READ_FILE ReadFile;
+ EFI_SHELL_WRITE_FILE WriteFile;
+ EFI_SHELL_DELETE_FILE DeleteFile;
+ EFI_SHELL_DELETE_FILE_BY_NAME DeleteFileByName;
+ EFI_SHELL_GET_FILE_POSITION GetFilePosition;
+ EFI_SHELL_SET_FILE_POSITION SetFilePosition;
+ EFI_SHELL_FLUSH_FILE FlushFile;
+ EFI_SHELL_FIND_FILES FindFiles;
+ EFI_SHELL_FIND_FILES_IN_DIR FindFilesInDir;
+ EFI_SHELL_GET_FILE_SIZE GetFileSize;
+ EFI_SHELL_OPEN_ROOT OpenRoot;
+ EFI_SHELL_OPEN_ROOT_BY_HANDLE OpenRootByHandle;
+ EFI_EVENT ExecutionBreak;
+ UINT32 MajorVersion;
+ UINT32 MinorVersion;
+ // Added for Shell 2.1
+ EFI_SHELL_REGISTER_GUID_NAME RegisterGuidName;
+ EFI_SHELL_GET_GUID_NAME GetGuidName;
+ EFI_SHELL_GET_GUID_FROM_NAME GetGuidFromName;
+ EFI_SHELL_GET_ENV_EX GetEnvEx;
+} EFI_SHELL_PROTOCOL;
+
+extern EFI_GUID gEfiShellProtocolGuid;
+
+enum ShellVersion {
+ SHELL_MAJOR_VERSION = 2,
+ SHELL_MINOR_VERSION = 1
+};
+
+#endif
diff --git a/Core/ShellPkg/Include/Protocol/EfiShellDynamicCommand.h b/Core/ShellPkg/Include/Protocol/EfiShellDynamicCommand.h new file mode 100644 index 0000000000..27e384c0a5 --- /dev/null +++ b/Core/ShellPkg/Include/Protocol/EfiShellDynamicCommand.h @@ -0,0 +1,86 @@ +/** @file
+ EFI Shell Dynamic Command registration protocol
+
+ (C) Copyright 2012-2014 Hewlett-Packard Development Company, L.P.<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 __EFI_SHELL_DYNAMIC_COMMAND_PROTOCOL__
+#define __EFI_SHELL_DYNAMIC_COMMAND_PROTOCOL__
+
+#include <ShellBase.h>
+#include <Protocol/EfiShellParameters.h>
+#include <Protocol/EfiShell.h>
+
+
+// {3C7200E9-005F-4EA4-87DE-A3DFAC8A27C3}
+#define EFI_SHELL_DYNAMIC_COMMAND_PROTOCOL_GUID \
+ { \
+ 0x3c7200e9, 0x005f, 0x4ea4, { 0x87, 0xde, 0xa3, 0xdf, 0xac, 0x8a, 0x27, 0xc3 } \
+ }
+
+
+//
+// Define for forward reference.
+//
+typedef struct _EFI_SHELL_DYNAMIC_COMMAND_PROTOCOL EFI_SHELL_DYNAMIC_COMMAND_PROTOCOL;
+
+
+/**
+ This is the shell command handler function pointer callback type. This
+ function handles the command when it is invoked in the shell.
+
+ @param[in] This The instance of the EFI_SHELL_DYNAMIC_COMMAND_PROTOCOL.
+ @param[in] SystemTable The pointer to the system table.
+ @param[in] ShellParameters The parameters associated with the command.
+ @param[in] Shell The instance of the shell protocol used in the context
+ of processing this command.
+
+ @return EFI_SUCCESS the operation was sucessful
+ @return other the operation failed.
+**/
+typedef
+SHELL_STATUS
+(EFIAPI * SHELL_COMMAND_HANDLER)(
+ IN EFI_SHELL_DYNAMIC_COMMAND_PROTOCOL *This,
+ IN EFI_SYSTEM_TABLE *SystemTable,
+ IN EFI_SHELL_PARAMETERS_PROTOCOL *ShellParameters,
+ IN EFI_SHELL_PROTOCOL *Shell
+ );
+
+/**
+ This is the command help handler function pointer callback type. This
+ function is responsible for displaying help information for the associated
+ command.
+
+ @param[in] This The instance of the EFI_SHELL_DYNAMIC_COMMAND_PROTOCOL.
+ @param[in] Language The pointer to the language string to use.
+
+ @return string Pool allocated help string, must be freed by caller
+**/
+typedef
+CHAR16*
+(EFIAPI * SHELL_COMMAND_GETHELP)(
+ IN EFI_SHELL_DYNAMIC_COMMAND_PROTOCOL *This,
+ IN CONST CHAR8 *Language
+ );
+
+/// EFI_SHELL_DYNAMIC_COMMAND_PROTOCOL protocol structure.
+struct _EFI_SHELL_DYNAMIC_COMMAND_PROTOCOL {
+
+ CONST CHAR16 *CommandName;
+ SHELL_COMMAND_HANDLER Handler;
+ SHELL_COMMAND_GETHELP GetHelp;
+
+};
+
+extern EFI_GUID gEfiShellDynamicCommandProtocolGuid;
+
+#endif
diff --git a/Core/ShellPkg/Include/Protocol/EfiShellEnvironment2.h b/Core/ShellPkg/Include/Protocol/EfiShellEnvironment2.h new file mode 100644 index 0000000000..1aa1b7e328 --- /dev/null +++ b/Core/ShellPkg/Include/Protocol/EfiShellEnvironment2.h @@ -0,0 +1,975 @@ +/** @file
+ Defines for EFI shell environment 2 ported to EDK II build environment. (no spec)
+
+ Copyright (c) 2005 - 2010, 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_ENVIRONMENT_2_PROTOCOL_H_
+#define _SHELL_ENVIRONMENT_2_PROTOCOL_H_
+
+#define DEFAULT_INIT_ROW 1
+#define DEFAULT_AUTO_LF FALSE
+
+/**
+ This function is a prototype for a function that dumps information on a protocol
+ to a given location. The location is dependant on the implementation. This is
+ used when programatically adding shell commands.
+
+ @param[in] Handle The handle the protocol is on.
+ @param[in] Interface The interface to the protocol.
+
+**/
+typedef
+VOID
+(EFIAPI *SHELLENV_DUMP_PROTOCOL_INFO) (
+ IN EFI_HANDLE Handle,
+ IN VOID *Interface
+ );
+
+/**
+ This function is a prototype for each command internal to the EFI shell
+ implementation. The specific command depends on the implementation. This is
+ used when programatically adding shell commands.
+
+ @param[in] ImageHandle The handle to the binary shell.
+ @param[in] SystemTable The pointer to the system table.
+
+ @retval EFI_SUCCESS The command completed.
+ @retval other An error occurred. Any error is possible
+ depending on the implementation of the shell
+ command.
+
+**/
+typedef
+EFI_STATUS
+(EFIAPI *SHELLENV_INTERNAL_COMMAND) (
+ IN EFI_HANDLE ImageHandle,
+ IN EFI_SYSTEM_TABLE *SystemTable
+ );
+
+/**
+ This function is a prototype for one that gets a help string for a given command.
+ This is used when programatically adding shell commands. Upon successful return
+ the memory allocated is up to the caller to free.
+
+ @param[in, out] Str Pointer to pointer to string to display for help.
+
+ @retval EFI_SUCCESS The help string is in the parameter Str.
+
+**/
+typedef
+EFI_STATUS
+(EFIAPI *SHELLCMD_GET_LINE_HELP) (
+ IN OUT CHAR16 **Str
+ );
+
+/**
+Structure returned from functions that open multiple files.
+**/
+typedef struct {
+ UINT32 Signature; ///< SHELL_FILE_ARG_SIGNATURE.
+ LIST_ENTRY Link; ///< Linked list helper.
+ EFI_STATUS Status; ///< File's status.
+
+ EFI_FILE_HANDLE Parent; ///< What is the Parent file of this file.
+ UINT64 OpenMode; ///< How was the file opened.
+ CHAR16 *ParentName; ///< String representation of parent.
+ EFI_DEVICE_PATH_PROTOCOL *ParentDevicePath; ///< DevicePath for Parent.
+
+ CHAR16 *FullName; ///< Path and file name for this file.
+ CHAR16 *FileName; ///< File name for this file.
+
+ EFI_FILE_HANDLE Handle; ///< Handle to this file.
+ EFI_FILE_INFO *Info; ///< Pointer to file info for this file.
+} SHELL_FILE_ARG;
+
+/// Signature for SHELL_FILE_ARG.
+#define SHELL_FILE_ARG_SIGNATURE SIGNATURE_32 ('g', 'r', 'a', 'f')
+
+/**
+GUID for the shell environment2 and shell environment.
+**/
+#define SHELL_ENVIRONMENT_PROTOCOL_GUID \
+ { \
+ 0x47c7b221, 0xc42a, 0x11d2, {0x8e, 0x57, 0x0, 0xa0, 0xc9, 0x69, 0x72, 0x3b} \
+ }
+
+/**
+GUID for the shell environment2 extension (main GUID above).
+**/
+#define EFI_SE_EXT_SIGNATURE_GUID \
+ { \
+ 0xd2c18636, 0x40e5, 0x4eb5, {0xa3, 0x1b, 0x36, 0x69, 0x5f, 0xd4, 0x2c, 0x87} \
+ }
+
+#define EFI_SHELL_MAJOR_VER 0x00000001 ///< Major version of the EFI_SHELL_ENVIRONMENT2.
+#define EFI_SHELL_MINOR_VER 0x00000000 ///< Minor version of the EFI_SHELL_ENVIRONMENT2.
+
+/**
+ Execute a command line.
+
+ This function will run the CommandLine. This includes loading any required images,
+ parsing any requires scripts, and if DebugOutput is TRUE printing errors
+ encountered directly to the screen.
+
+ @param[in] ParentImageHandle Handle of the image executing this operation.
+ @param[in] CommandLine The string command line to execute.
+ @param[in] DebugOutput TRUE indicates that errors should be printed directly.
+ FALSE supresses error messages.
+
+ @retval EFI_SUCCESS The command line executed and completed.
+ @retval EFI_ABORTED The operation aborted.
+ @retval EFI_INVALID_PARAMETER A parameter did not have a valid value.
+ @retval EFI_OUT_OF_RESOURCES A required memory allocation failed.
+
+@sa HandleProtocol
+**/
+typedef
+EFI_STATUS
+(EFIAPI *SHELLENV_EXECUTE) (
+ IN EFI_HANDLE *ParentImageHandle,
+ IN CHAR16 *CommandLine,
+ IN BOOLEAN DebugOutput
+ );
+
+/**
+ This function returns a shell environment variable value.
+
+ @param[in] Name The pointer to the string with the shell environment
+ variable name.
+
+ @retval NULL The shell environment variable's value could not be found.
+ @retval !=NULL The value of the shell environment variable Name.
+
+**/
+typedef
+CHAR16 *
+(EFIAPI *SHELLENV_GET_ENV) (
+ IN CHAR16 *Name
+ );
+
+/**
+ This function returns a shell environment map value.
+
+ @param[in] Name The pointer to the string with the shell environment
+ map name.
+
+ @retval NULL The shell environment map's value could not be found.
+ @retval !=NULL The value of the shell environment map Name.
+
+**/
+typedef
+CHAR16 *
+(EFIAPI *SHELLENV_GET_MAP) (
+ IN CHAR16 *Name
+ );
+
+/**
+ This function will add an internal command to the shell interface.
+
+ This will allocate all required memory, put the new command on the command
+ list in the correct location.
+
+ @param[in] Handler The handler function to call when the command gets called.
+ @param[in] Cmd The command name.
+ @param[in] GetLineHelp The function to call of type "get help" for this command.
+
+ @retval EFI_SUCCESS The command is now part of the command list.
+ @retval EFI_OUT_OF_RESOURCES A memory allocation failed.
+ @sa SHELLENV_INTERNAL_COMMAND
+ @sa SHELLCMD_GET_LINE_HELP
+**/
+typedef
+EFI_STATUS
+(EFIAPI *SHELLENV_ADD_CMD) (
+ IN SHELLENV_INTERNAL_COMMAND Handler,
+ IN CHAR16 *Cmd,
+ IN SHELLCMD_GET_LINE_HELP GetLineHelp
+ );
+
+/**
+ Internal interface to add protocol handlers.
+
+ This function is for internal shell use only. This is how protocol handlers are added.
+ This will get the current protocol info and add the new info or update existing info
+ and then resave the info.
+
+ @param[in] Protocol The pointer to the protocol's GUID.
+ @param[in] DumpToken The function pointer to dump token function or
+ NULL.
+ @param[in] DumpInfo The function pointer to dump infomation function
+ or NULL.
+ @param[in] IdString The English name of the protocol.
+**/
+typedef
+VOID
+(EFIAPI *SHELLENV_ADD_PROT) (
+ IN EFI_GUID *Protocol,
+ IN SHELLENV_DUMP_PROTOCOL_INFO DumpToken OPTIONAL,
+ IN SHELLENV_DUMP_PROTOCOL_INFO DumpInfo OPTIONAL,
+ IN CHAR16 *IdString
+ );
+
+/**
+ This function finds a protocol handle by a GUID.
+
+ This function will check for already known protocols by GUID and if one is
+ found it will return the name of that protocol. If no name is found and
+ GenId is TRUE it will generate ths string.
+
+ @param[in] Protocol The GUID of the protocol to look for.
+ @param[in] GenId Whether to generate a name string if it is not found.
+
+ @return !NULL The Name of the protocol.
+ @retval NULL The Name was not found, and GenId was not TRUE.
+**/
+typedef
+CHAR16*
+(EFIAPI *SHELLENV_GET_PROT) (
+ IN EFI_GUID *Protocol,
+ IN BOOLEAN GenId
+ );
+
+/**
+ This function returns a string array containing the current directory on
+ a given device.
+
+ If DeviceName is specified, then return the current shell directory on that
+ device. If DeviceName is NULL, then return the current directory on the
+ current device. The caller us responsible to free the returned string when
+ no longer required.
+
+ @param[in] DeviceName The name of the device to get the current
+ directory on, or NULL for current device.
+
+ @return String array with the current directory on the current or specified device.
+
+**/
+typedef
+CHAR16*
+(EFIAPI *SHELLENV_CUR_DIR) (
+ IN CHAR16 *DeviceName OPTIONAL
+ );
+
+/**
+ This function will open a group of files that match the Arg path, including
+ support for wildcard characters ('?' and '*') in the Arg path. If there are
+ any wildcard characters in the path this function will find any and all files
+ that match the wildcards. It returns a double linked list based on the
+ LIST_ENTRY linked list structure. Use this in conjunction with the
+ SHELL_FILE_ARG_SIGNATURE to get the SHELL_FILE_ARG structures that are returned.
+ The memory allocated by the callee for this list is freed by making a call to
+ SHELLENV_FREE_FILE_LIST.
+
+ @param[in] Arg The pointer Path to files to open.
+ @param[in, out] ListHead The pointer to the allocated and initialized list head
+ upon which to append all opened file structures.
+
+ @retval EFI_SUCCESS One or more files was opened and a struct of each file's
+ information was appended to ListHead.
+ @retval EFI_OUT_OF_RESOURCES A memory allocation failed.
+ @retval EFI_NOT_FOUND No matching files could be found.
+ @sa SHELLENV_FREE_FILE_LIST
+**/typedef
+EFI_STATUS
+(EFIAPI *SHELLENV_FILE_META_ARG) (
+ IN CHAR16 *Arg,
+ IN OUT LIST_ENTRY *ListHead
+ );
+
+/**
+ This frees all of the nodes under the ListHead, but not ListHead itself.
+
+ @param[in, out] ListHead Pointer to list to free all nodes of.
+
+ @retval EFI_SUCCESS This function always returns EFI_SUCCESS.
+**/
+typedef
+EFI_STATUS
+(EFIAPI *SHELLENV_FREE_FILE_LIST) (
+ IN OUT LIST_ENTRY *ListHead
+ );
+
+/**
+ This function creates a new instance of the ShellInterface protocol for use on
+ the ImageHandle.
+
+ This function is for internal shell usage. This will allocate and then populate
+ EFI_SHELL_INTERFACE protocol. It is the caller's responsibility to free the
+ memory.
+
+ @param[in] ImageHandle The handle which will use the new ShellInterface
+ protocol.
+
+ @return The newly allocated shell interface protocol.
+
+**/
+typedef
+EFI_SHELL_INTERFACE*
+(EFIAPI *SHELLENV_NEW_SHELL) (
+ IN EFI_HANDLE ImageHandle
+ );
+
+/**
+ This function determines whether a script file is currently being processed.
+
+ A script file (.nsh file) can contain a series of commands and this is useful to
+ know for some shell commands whether they are being run manually or as part of a
+ script.
+
+ @retval TRUE A script file is being processed.
+ @retval FALSE A script file is not being processed.
+**/
+typedef
+BOOLEAN
+(EFIAPI *SHELLENV_BATCH_IS_ACTIVE) (
+ VOID
+ );
+
+/**
+ This is an internal shell function to free any and all allocated resources.
+ This should be called immediately prior to closing the shell.
+**/
+typedef
+VOID
+(EFIAPI *SHELLENV_FREE_RESOURCES) (
+ VOID
+ );
+
+/**
+ This function enables the page break mode.
+
+ This mode causes the output to pause after each complete screen to enable a
+ user to more easily read it. If AutoWrap is TRUE, then rows with too many
+ characters will be chopped and divided into 2 rows. If FALSE, then rows with
+ too many characters may not be fully visible to the user on the screen.
+
+ @param[in] StartRow The row number to start this on.
+ @param[in] AutoWrap Whether to auto wrap rows that are too long.
+**/
+typedef
+VOID
+(EFIAPI *SHELLENV_ENABLE_PAGE_BREAK) (
+ IN INT32 StartRow,
+ IN BOOLEAN AutoWrap
+ );
+
+/**
+ This function disables the page break mode.
+
+ Disabling this causes the output to print out exactly as coded, with no breaks
+ for readability.
+**/
+typedef
+VOID
+(EFIAPI *SHELLENV_DISABLE_PAGE_BREAK) (
+ VOID
+ );
+
+/**
+ Get the status of the page break output mode.
+
+ @retval FALSE Page break output mode is not enabled.
+ @retval TRUE Page break output mode is enabled.
+**/
+typedef
+BOOLEAN
+(EFIAPI *SHELLENV_GET_PAGE_BREAK) (
+ VOID
+ );
+
+/**
+ This function sets the keys to filter for for the console in. The valid
+ values to set are:
+
+ #define EFI_OUTPUT_SCROLL 0x00000001
+ #define EFI_OUTPUT_PAUSE 0x00000002
+ #define EFI_EXECUTION_BREAK 0x00000004
+
+ @param[in] KeyFilter The new key filter to use.
+**/
+typedef
+VOID
+(EFIAPI *SHELLENV_SET_KEY_FILTER) (
+ IN UINT32 KeyFilter
+ );
+
+/**
+ This function gets the keys to filter for for the console in.
+
+ The valid values to get are:
+ #define EFI_OUTPUT_SCROLL 0x00000001
+ #define EFI_OUTPUT_PAUSE 0x00000002
+ #define EFI_EXECUTION_BREAK 0x00000004
+
+ @retval The current filter mask.
+**/
+typedef
+UINT32
+(EFIAPI *SHELLENV_GET_KEY_FILTER) (
+ VOID
+ );
+
+/**
+ This function determines if the shell application should break.
+
+ This is used to inform a shell application that a break condition has been
+ initiated. Long loops should check this to prevent delays to the break.
+
+ @retval TRUE A break has been signaled. The application
+ should exit with EFI_ABORTED as soon as possible.
+ @retval FALSE Continue as normal.
+**/
+typedef
+BOOLEAN
+(EFIAPI *SHELLENV_GET_EXECUTION_BREAK) (
+ VOID
+ );
+
+/**
+ This is an internal shell function used to increment the shell nesting level.
+
+**/
+typedef
+VOID
+(EFIAPI *SHELLENV_INCREMENT_SHELL_NESTING_LEVEL) (
+ VOID
+ );
+
+/**
+ This is an internal shell function used to decrement the shell nesting level.
+**/
+typedef
+VOID
+(EFIAPI *SHELLENV_DECREMENT_SHELL_NESTING_LEVEL) (
+ VOID
+ );
+
+/**
+ This function determines if the caller is running under the root shell.
+
+ @retval TRUE The caller is running under the root shell.
+ @retval FALSE The caller is not running under the root shell.
+
+**/
+typedef
+BOOLEAN
+(EFIAPI *SHELLENV_IS_ROOT_SHELL) (
+ VOID
+ );
+
+/**
+ Close the console proxy to restore the original console.
+
+ This is an internal shell function to handle shell cascading. It restores the
+ original set of console protocols.
+
+ @param[in] ConInHandle The handle of ConIn.
+ @param[in, out] ConIn The pointer to the location to return the pointer to
+ the original console input.
+ @param[in] ConOutHandle The handle of ConOut
+ @param[in, out] ConOut The pointer to the location to return the pointer to
+ the original console output.
+**/
+typedef
+VOID
+(EFIAPI *SHELLENV_CLOSE_CONSOLE_PROXY) (
+ IN EFI_HANDLE ConInHandle,
+ IN OUT EFI_SIMPLE_TEXT_INPUT_PROTOCOL **ConIn,
+ IN EFI_HANDLE ConOutHandle,
+ IN OUT EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL **ConOut
+ );
+
+//
+// declarations of handle enumerator
+//
+/**
+ For ease of use the shell maps handle #'s to short numbers.
+ This is only done on request for various internal commands and the references
+ are immediately freed when the internal command completes.
+**/
+typedef
+VOID
+(EFIAPI *INIT_HANDLE_ENUMERATOR) (
+ VOID
+ );
+
+/**
+ This is an internal shell function to enumerate the handle database.
+
+ This function gets the next handle in the handle database. If no handles are
+ found, EFI_NOT_FOUND is returned. If the previous Handle was the last handle,
+ it is set to NULL before returning.
+
+ This must be called after INIT_HANDLE_ENUMERATOR and before CLOSE_HANDLE_ENUMERATOR.
+
+ @param[in, out] Handle The pointer to pointer to Handle. It is set
+ on a sucessful return.
+
+ @retval EFI_SUCCESS The next handle in the handle database is *Handle.
+ @retval EFI_NOT_FOUND There is not another handle.
+**/
+typedef
+EFI_STATUS
+(EFIAPI *NEXT_HANDLE) (
+ IN OUT EFI_HANDLE **Handle
+ );
+
+/**
+ This is an internal shell function to enumerate the handle database.
+
+ This function skips the next SkipNum handles in the handle database. If there
+ are not enough handles left to skip that many EFI_ACCESS_DENIED is returned and
+ no skip is performed.
+
+ This must be called after INIT_HANDLE_ENUMERATOR and before CLOSE_HANDLE_ENUMERATOR.
+
+ @param[in] SkipNum How many handles to skip
+
+ @retval EFI_SUCCESS The next handle in the handle database is *Handle
+ @retval EFI_ACCESS_DENIED There are not SkipNum handles left in the database
+**/
+typedef
+EFI_STATUS
+(EFIAPI *SKIP_HANDLE) (
+ IN UINTN SkipNum
+ );
+
+/**
+ This is an internal shell function to enumerate the handle database.
+
+ This function resets the the handle database so that NEXT_HANDLE and SKIP_HANDLE
+ will start from EnumIndex on the next call.
+
+ This must be called after INIT_HANDLE_ENUMERATOR and before CLOSE_HANDLE_ENUMERATOR.
+
+ @param[in] EnumIndex Where to start.
+
+ @return The number of handles either read out or skipped before this reset.
+**/
+typedef
+UINTN
+(EFIAPI *RESET_HANDLE_ENUMERATOR) (
+ IN UINTN EnumIndex
+ );
+
+/**
+ This is an internal shell function to enumerate the handle database.
+
+ This must be called after INIT_HANDLE_ENUMERATOR.
+
+ This function releases all memory and resources associated with the handle database.
+ After this no other handle enumerator functions except INIT_HANDLE_ENUMERATOR will
+ function properly.
+**/
+typedef
+VOID
+(EFIAPI *CLOSE_HANDLE_ENUMERATOR) (
+ VOID
+ );
+
+/**
+ This is an internal shell function to enumerate the handle database.
+
+ This function returns the number of handles in the handle database.
+
+ This must be called after INIT_HANDLE_ENUMERATOR and before CLOSE_HANDLE_ENUMERATOR.
+
+ @return The number of handles in the handle database.
+**/
+typedef
+UINTN
+(EFIAPI *GET_NUM) (
+ VOID
+ );
+
+/**
+Handle Enumerator structure.
+**/
+typedef struct {
+ INIT_HANDLE_ENUMERATOR Init; ///< The pointer to INIT_HANDLE_ENUMERATOR function.
+ NEXT_HANDLE Next; ///< The pointer to NEXT_HANDLE function.
+ SKIP_HANDLE Skip; ///< The pointer to SKIP_HANDLE function.
+ RESET_HANDLE_ENUMERATOR Reset; ///< The pointer to RESET_HANDLE_ENUMERATOR function.
+ CLOSE_HANDLE_ENUMERATOR Close; ///< The pointer to CLOSE_HANDLE_ENUMERATOR function.
+ GET_NUM GetNum; ///< The pointer to GET_NUM function.
+} HANDLE_ENUMERATOR;
+
+/**
+ Signature for the PROTOCOL_INFO structure.
+**/
+#define PROTOCOL_INFO_SIGNATURE SIGNATURE_32 ('s', 'p', 'i', 'n')
+
+/**
+ PROTOCOL_INFO structure for protocol enumerator functions.
+**/
+typedef struct {
+ UINTN Signature; ///< PROTOCOL_INFO_SIGNATURE.
+ LIST_ENTRY Link; ///< Standard linked list helper member.
+ //
+ // The parsing info for the protocol.
+ //
+ EFI_GUID ProtocolId; ///< The GUID for the protocol.
+ CHAR16 *IdString; ///< The name of the protocol.
+ SHELLENV_DUMP_PROTOCOL_INFO DumpToken; ///< The pointer to DumpToken function for the protocol.
+ SHELLENV_DUMP_PROTOCOL_INFO DumpInfo; ///< The pointer to DumpInfo function for the protocol.
+ //
+ // Patabase info on which handles are supporting this protocol.
+ //
+ UINTN NoHandles; ///< The number of handles producing this protocol.
+ EFI_HANDLE *Handles; ///< The array of handles.
+
+} PROTOCOL_INFO;
+
+//
+// Declarations of protocol info enumerator.
+//
+/**
+ This is an internal shell function to initialize the protocol enumerator.
+
+ This must be called before NEXT_PROTOCOL_INFO, SKIP_PROTOCOL_INFO,
+ RESET_PROTOCOL_INFO_ENUMERATOR, and CLOSE_PROTOCOL_INFO_ENUMERATOR are
+ called.
+**/
+typedef
+VOID
+(EFIAPI *INIT_PROTOCOL_INFO_ENUMERATOR) (
+ VOID
+ );
+
+/**
+ This function is an internal shell function for enumeration of protocols.
+
+ This function returns the next protocol on the list. If this is called
+ immediately after initialization, it will return the first protocol on the list.
+ If this is called immediately after reset, it will return the first protocol again.
+
+ This cannot be called after CLOSE_PROTOCOL_INFO_ENUMERATOR, but it must be
+ called after INIT_PROTOCOL_INFO_ENUMERATOR.
+
+ @param[in, out] ProtocolInfo The pointer to pointer to protocol information structure.
+
+ @retval EFI_SUCCESS The next protocol's information was sucessfully returned.
+ @retval NULL There are no more protocols.
+**/
+typedef
+EFI_STATUS
+(EFIAPI *NEXT_PROTOCOL_INFO) (
+ IN OUT PROTOCOL_INFO **ProtocolInfo
+ );
+
+/**
+ This function is an internal shell function for enumeration of protocols.
+
+ This cannot be called after CLOSE_PROTOCOL_INFO_ENUMERATOR, but it must be
+ called after INIT_PROTOCOL_INFO_ENUMERATOR.
+
+ This function does nothing and always returns EFI_SUCCESS.
+
+ @retval EFI_SUCCESS Always returned (see above).
+**/
+typedef
+EFI_STATUS
+(EFIAPI *SKIP_PROTOCOL_INFO) (
+ IN UINTN SkipNum
+ );
+
+/**
+ This function is an internal shell function for enumeration of protocols.
+
+ This cannot be called after CLOSE_PROTOCOL_INFO_ENUMERATOR, but it must be
+ called after INIT_PROTOCOL_INFO_ENUMERATOR.
+
+ This function resets the list of protocols such that the next one in the
+ list is the begining of the list.
+**/
+typedef
+VOID
+(EFIAPI *RESET_PROTOCOL_INFO_ENUMERATOR) (
+ VOID
+ );
+
+
+/**
+ This function is an internal shell function for enumeration of protocols.
+
+ This must be called after INIT_PROTOCOL_INFO_ENUMERATOR. After this call
+ no protocol enumerator calls except INIT_PROTOCOL_INFO_ENUMERATOR may be made.
+
+ This function frees any memory or resources associated with the protocol
+ enumerator.
+**/
+typedef
+VOID
+(EFIAPI *CLOSE_PROTOCOL_INFO_ENUMERATOR) (
+ VOID
+ );
+
+/**
+ Protocol enumerator structure of function pointers.
+**/
+typedef struct {
+ INIT_PROTOCOL_INFO_ENUMERATOR Init; ///< The pointer to INIT_PROTOCOL_INFO_ENUMERATOR function.
+ NEXT_PROTOCOL_INFO Next; ///< The pointer to NEXT_PROTOCOL_INFO function.
+ SKIP_PROTOCOL_INFO Skip; ///< The pointer to SKIP_PROTOCOL_INFO function.
+ RESET_PROTOCOL_INFO_ENUMERATOR Reset; ///< The pointer to RESET_PROTOCOL_INFO_ENUMERATOR function.
+ CLOSE_PROTOCOL_INFO_ENUMERATOR Close; ///< The pointer to CLOSE_PROTOCOL_INFO_ENUMERATOR function.
+} PROTOCOL_INFO_ENUMERATOR;
+
+/**
+ This function is used to retrieve a user-friendly display name for a handle.
+
+ If UseComponentName is TRUE then the component name protocol for this device
+ or it's parent device (if required) will be used to obtain the name of the
+ device. If UseDevicePath is TRUE it will get the human readable device path
+ and return that. If both are TRUE it will try to use component name first
+ and device path if that fails.
+
+ It will use either ComponentName or ComponentName2 protocol, depending on
+ what is present.
+
+ This function will furthur verify whether the handle in question produced either
+ EFI_DRIVER_CONFIGRATION_PROTOCOL or EFI_DRIVER_CONFIGURATION2_PROTOCOL and also
+ whether the handle in question produced either EFI_DRIVER_DIAGNOSTICS_PROTOCOL or
+ EFI_DRIVER_DIAGNOSTICS2_PROTOCOL.
+
+ Upon successful return, the memory for *BestDeviceName is up to the caller to free.
+
+ @param[in] DeviceHandle The device handle whose name is desired.
+ @param[in] UseComponentName Whether to use the ComponentName protocol at all.
+ @param[in] UseDevicePath Whether to use the DevicePath protocol at all.
+ @param[in] Language The pointer to the language string to use.
+ @param[in, out] BestDeviceName The pointer to pointer to string allocated with the name.
+ @param[out] ConfigurationStatus The pointer to status for opening a Configuration protocol.
+ @param[out] DiagnosticsStatus The pointer to status for opening a Diagnostics protocol.
+ @param[in] Display Whether to Print this out to default Print location.
+ @param[in] Indent How many characters to indent the printing.
+
+ @retval EFI_SUCCESS This function always returns EFI_SUCCESS.
+**/
+typedef
+EFI_STATUS
+(EFIAPI *GET_DEVICE_NAME) (
+ IN EFI_HANDLE DeviceHandle,
+ IN BOOLEAN UseComponentName,
+ IN BOOLEAN UseDevicePath,
+ IN CHAR8 *Language,
+ IN OUT CHAR16 **BestDeviceName,
+ OUT EFI_STATUS *ConfigurationStatus,
+ OUT EFI_STATUS *DiagnosticsStatus,
+ IN BOOLEAN Display,
+ IN UINTN Indent
+ );
+
+#define EFI_SHELL_COMPATIBLE_MODE_VER L"1.1.1" ///< The string for lowest version this shell supports.
+#define EFI_SHELL_ENHANCED_MODE_VER L"1.1.2" ///< The string for highest version this shell supports.
+
+/**
+ This function gets the shell mode as stored in the shell environment
+ "efishellmode". It will not fail.
+
+ @param[out] Mode Returns a string representing one of the
+ 2 supported modes of the shell.
+
+ @retval EFI_SUCCESS This function always returns success.
+**/
+typedef
+EFI_STATUS
+(EFIAPI *GET_SHELL_MODE) (
+ OUT CHAR16 **Mode
+ );
+
+/**
+ Convert a file system style name to a device path.
+
+ This function will convert a shell path name to a Device Path Protocol path.
+ This function will allocate any required memory for this operation and it
+ is the responsibility of the caller to free that memory when no longer required.
+
+ If anything prevents the complete conversion free any allocated memory and
+ return NULL.
+
+ @param[in] Path The path to convert.
+
+ @retval !NULL A pointer to the callee allocated Device Path.
+ @retval NULL The operation could not be completed.
+**/
+typedef
+EFI_DEVICE_PATH_PROTOCOL*
+(EFIAPI *SHELLENV_NAME_TO_PATH) (
+ IN CHAR16 *Path
+ );
+
+/**
+ Converts a device path into a file system map name.
+
+ If DevPath is NULL, then ASSERT.
+
+ This function looks through the shell environment map for a map whose device
+ path matches the DevPath parameter. If one is found the Name is returned via
+ Name parameter. If sucessful the caller must free the memory allocated for
+ Name.
+
+ This function will use the internal lock to prevent changes to the map during
+ the lookup operation.
+
+ @param[in] DevPath The device path to search for a name for.
+ @param[in] ConsistMapping What state to verify map flag VAR_ID_CONSIST.
+ @param[out] Name On sucessful return the name of that device path.
+
+ @retval EFI_SUCCESS The DevPath was found and the name returned
+ in Name.
+ @retval EFI_OUT_OF_RESOURCES A required memory allocation failed.
+ @retval EFI_UNSUPPORTED The DevPath was not found in the map.
+**/
+typedef
+EFI_STATUS
+(EFIAPI *SHELLENV_GET_FS_NAME) (
+ IN EFI_DEVICE_PATH_PROTOCOL * DevPath,
+ IN BOOLEAN ConsistMapping,
+ OUT CHAR16 **Name
+ );
+
+/**
+ This function will open a group of files that match the Arg path, but will not
+ support the wildcard characters ('?' and '*') in the Arg path. If there are
+ any wildcard characters in the path this function will return
+ EFI_INVALID_PARAMETER. The return is a double linked list based on the
+ LIST_ENTRY linked list structure. Use this in conjunction with the
+ SHELL_FILE_ARG_SIGNATURE to get the SHELL_FILE_ARG structures that are returned.
+ The memory allocated by the callee for this list is freed by making a call to
+ SHELLENV_FREE_FILE_LIST.
+
+ @param[in] Arg The pointer to the path of the files to be opened.
+ @param[in, out] ListHead The pointer to allocated and initialized list head
+ upon which to append all the opened file structures.
+
+ @retval EFI_SUCCESS One or more files was opened and a struct of each file's
+ information was appended to ListHead.
+ @retval EFI_OUT_OF_RESOURCES A memory allocation failed.
+ @retval EFI_NOT_FOUND No matching files could be found.
+ @sa SHELLENV_FREE_FILE_LIST
+**/
+typedef
+EFI_STATUS
+(EFIAPI *SHELLENV_FILE_META_ARG_NO_WILDCARD) (
+ IN CHAR16 *Arg,
+ IN OUT LIST_ENTRY *ListHead
+ );
+
+/**
+ This function removes duplicate file listings from lists.
+
+ This is a function for use with SHELLENV_FILE_META_ARG_NO_WILDCARD and
+ SHELLENV_FILE_META_ARG. This function will verify that there are no duplicate
+ files in the list of returned files. Any file listed twice will have one of its
+ instances removed.
+
+ @param[in] ListHead The pointer to linked list head that was returned from
+ SHELLENV_FILE_META_ARG_NO_WILDCARD or
+ SHELLENV_FILE_META_ARG.
+
+ @retval EFI_SUCCESS This function always returns success.
+
+**/
+typedef
+EFI_STATUS
+(EFIAPI *SHELLENV_DEL_DUP_FILE) (
+ IN LIST_ENTRY * ListHead
+ );
+
+/**
+ Converts a File System map name to a device path.
+
+ If DevPath is NULL, then ASSERT().
+
+ This function looks through the shell environment map for a map whose Name
+ matches the Name parameter. If one is found, the device path pointer is
+ updated to point to that file systems device path. The caller should not
+ free the memory from that device path.
+
+ This function will use the internal lock to prevent changes to the map during
+ the lookup operation.
+
+ @param[in] Name The pointer to the NULL terminated UNICODE string of the
+ file system name.
+ @param[out] DevPath The pointer to pointer to DevicePath. Only valid on
+ successful return.
+
+ @retval EFI_SUCCESS The conversion was successful, and the device
+ path was returned.
+ @retval EFI_NOT_FOUND The file system could not be found in the map.
+**/
+typedef
+EFI_STATUS
+(EFIAPI *SHELLENV_GET_FS_DEVICE_PATH) (
+ IN CHAR16 *Name,
+ OUT EFI_DEVICE_PATH_PROTOCOL **DevPath
+ );
+
+/// EFI_SHELL_ENVIRONMENT2 protocol structure.
+typedef struct {
+ SHELLENV_EXECUTE Execute;
+ SHELLENV_GET_ENV GetEnv;
+ SHELLENV_GET_MAP GetMap;
+ SHELLENV_ADD_CMD AddCmd;
+ SHELLENV_ADD_PROT AddProt;
+ SHELLENV_GET_PROT GetProt;
+ SHELLENV_CUR_DIR CurDir;
+ SHELLENV_FILE_META_ARG FileMetaArg;
+ SHELLENV_FREE_FILE_LIST FreeFileList;
+
+ //
+ // The following services are only used by the shell itself.
+ //
+ SHELLENV_NEW_SHELL NewShell;
+ SHELLENV_BATCH_IS_ACTIVE BatchIsActive;
+
+ SHELLENV_FREE_RESOURCES FreeResources;
+
+ //
+ // GUID to differentiate ShellEnvironment2 from ShellEnvironment.
+ //
+ EFI_GUID SESGuid;
+ //
+ // Major Version grows if shell environment interface has been changes.
+ //
+ UINT32 MajorVersion;
+ UINT32 MinorVersion;
+ SHELLENV_ENABLE_PAGE_BREAK EnablePageBreak;
+ SHELLENV_DISABLE_PAGE_BREAK DisablePageBreak;
+ SHELLENV_GET_PAGE_BREAK GetPageBreak;
+
+ SHELLENV_SET_KEY_FILTER SetKeyFilter;
+ SHELLENV_GET_KEY_FILTER GetKeyFilter;
+
+ SHELLENV_GET_EXECUTION_BREAK GetExecutionBreak;
+ SHELLENV_INCREMENT_SHELL_NESTING_LEVEL IncrementShellNestingLevel;
+ SHELLENV_DECREMENT_SHELL_NESTING_LEVEL DecrementShellNestingLevel;
+ SHELLENV_IS_ROOT_SHELL IsRootShell;
+
+ SHELLENV_CLOSE_CONSOLE_PROXY CloseConsoleProxy;
+ HANDLE_ENUMERATOR HandleEnumerator;
+ PROTOCOL_INFO_ENUMERATOR ProtocolInfoEnumerator;
+ GET_DEVICE_NAME GetDeviceName;
+ GET_SHELL_MODE GetShellMode;
+ SHELLENV_NAME_TO_PATH NameToPath;
+ SHELLENV_GET_FS_NAME GetFsName;
+ SHELLENV_FILE_META_ARG_NO_WILDCARD FileMetaArgNoWildCard;
+ SHELLENV_DEL_DUP_FILE DelDupFileArg;
+ SHELLENV_GET_FS_DEVICE_PATH GetFsDevicePath;
+} EFI_SHELL_ENVIRONMENT2;
+
+extern EFI_GUID gEfiShellEnvironment2Guid;
+extern EFI_GUID gEfiShellEnvironment2ExtGuid;
+
+#endif // _SHELL_ENVIRONMENT_2_PROTOCOL_H_
diff --git a/Core/ShellPkg/Include/Protocol/EfiShellInterface.h b/Core/ShellPkg/Include/Protocol/EfiShellInterface.h new file mode 100644 index 0000000000..6a34c60b07 --- /dev/null +++ b/Core/ShellPkg/Include/Protocol/EfiShellInterface.h @@ -0,0 +1,94 @@ +/** @file
+ EFI Shell Interface protocol from EDK shell (no spec).
+
+ Shell Interface - additional information (over image_info) provided
+ to an application started by the shell.
+
+ ConIo provides a file-style interface to the console.
+
+ The shell interface's and data (including ConIo) are only valid during
+ the applications Entry Point. Once the application returns from it's
+ entry point the data is freed by the invoking shell.
+
+ Copyright (c) 2006 - 2010, 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 _SHELLINTERFACE_H_
+#define _SHELLINTERFACE_H_
+
+#include <Protocol/SimpleFileSystem.h>
+
+#define SHELL_INTERFACE_PROTOCOL_GUID \
+ { \
+ 0x47c7b223, 0xc42a, 0x11d2, {0x8e, 0x57, 0x0, 0xa0, 0xc9, 0x69, 0x72, 0x3b} \
+ }
+
+///
+/// Bit definitions for EFI_SHELL_ARG_INFO
+///
+typedef enum {
+ ARG_NO_ATTRIB = 0x0,
+ ARG_IS_QUOTED = BIT0,
+ ARG_PARTIALLY_QUOTED = BIT1,
+ ARG_FIRST_HALF_QUOTED = BIT2,
+ ARG_FIRST_CHAR_IS_ESC = BIT3
+} EFI_SHELL_ARG_INFO_TYPES;
+
+///
+/// Attributes for an argument.
+///
+typedef struct _EFI_SHELL_ARG_INFO {
+ UINT32 Attributes;
+} EFI_SHELL_ARG_INFO;
+
+///
+/// This protocol provides access to additional information about a shell application.
+///
+typedef struct {
+ ///
+ /// Handle back to original image handle & image information.
+ ///
+ EFI_HANDLE ImageHandle;
+ EFI_LOADED_IMAGE_PROTOCOL *Info;
+
+ ///
+ /// Parsed arg list converted more C-like format.
+ ///
+ CHAR16 **Argv;
+ UINTN Argc;
+
+ ///
+ /// Storage for file redirection args after parsing.
+ ///
+ CHAR16 **RedirArgv;
+ UINTN RedirArgc;
+
+ ///
+ /// A file style handle for console io.
+ ///
+ EFI_FILE_PROTOCOL *StdIn;
+ EFI_FILE_PROTOCOL *StdOut;
+ EFI_FILE_PROTOCOL *StdErr;
+
+ ///
+ /// List of attributes for each argument.
+ ///
+ EFI_SHELL_ARG_INFO *ArgInfo;
+
+ ///
+ /// Whether we are echoing.
+ ///
+ BOOLEAN EchoOn;
+} EFI_SHELL_INTERFACE;
+
+extern EFI_GUID gEfiShellInterfaceGuid;
+
+#endif
diff --git a/Core/ShellPkg/Include/Protocol/EfiShellParameters.h b/Core/ShellPkg/Include/Protocol/EfiShellParameters.h new file mode 100644 index 0000000000..e52328b3a4 --- /dev/null +++ b/Core/ShellPkg/Include/Protocol/EfiShellParameters.h @@ -0,0 +1,60 @@ +/** @file
+ EFI Shell protocol as defined in the UEFI Shell 2.0 specification.
+
+ Copyright (c) 2006 - 2011, 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 __EFI_SHELL_PARAMETERS_PROTOCOL__
+#define __EFI_SHELL_PARAMETERS_PROTOCOL__
+
+#include <ShellBase.h>
+
+#define EFI_SHELL_PARAMETERS_PROTOCOL_GUID \
+ { \
+ 0x752f3136, 0x4e16, 0x4fdc, { 0xa2, 0x2a, 0xe5, 0xf4, 0x68, 0x12, 0xf4, 0xca } \
+ }
+
+typedef struct _EFI_SHELL_PARAMETERS_PROTOCOL {
+ ///
+ /// Points to an Argc-element array of points to NULL-terminated strings containing
+ /// the command-line parameters. The first entry in the array is always the full file
+ /// path of the executable. Any quotation marks that were used to preserve
+ /// whitespace have been removed.
+ ///
+ CHAR16 **Argv;
+
+ ///
+ /// The number of elements in the Argv array.
+ ///
+ UINTN Argc;
+
+ ///
+ /// The file handle for the standard input for this executable. This may be different
+ /// from the ConInHandle in EFI_SYSTEM_TABLE.
+ ///
+ SHELL_FILE_HANDLE StdIn;
+
+ ///
+ /// The file handle for the standard output for this executable. This may be different
+ /// from the ConOutHandle in EFI_SYSTEM_TABLE.
+ ///
+ SHELL_FILE_HANDLE StdOut;
+
+ ///
+ /// The file handle for the standard error output for this executable. This may be
+ /// different from the StdErrHandle in EFI_SYSTEM_TABLE.
+ ///
+ SHELL_FILE_HANDLE StdErr;
+} EFI_SHELL_PARAMETERS_PROTOCOL;
+
+extern EFI_GUID gEfiShellParametersProtocolGuid;
+
+#endif
diff --git a/Core/ShellPkg/Include/ShellBase.h b/Core/ShellPkg/Include/ShellBase.h new file mode 100644 index 0000000000..09f87b4cc0 --- /dev/null +++ b/Core/ShellPkg/Include/ShellBase.h @@ -0,0 +1,157 @@ +/** @file
+ Root include file for Shell Package modules that utilize the SHELL_RETURN type
+
+ Copyright (c) 2009 - 2011, 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_BASE_
+#define _SHELL_BASE_
+
+typedef VOID *SHELL_FILE_HANDLE;
+
+#define SHELL_FREE_NON_NULL(Pointer) \
+ do { \
+ if ((Pointer) != NULL) { \
+ FreePool((Pointer)); \
+ (Pointer) = NULL; \
+ } \
+ } while(FALSE)
+
+typedef enum {
+///
+/// The operation completed successfully.
+///
+SHELL_SUCCESS = 0,
+
+///
+/// The image failed to load.
+///
+SHELL_LOAD_ERROR = 1,
+
+///
+/// The parameter was incorrect.
+///
+SHELL_INVALID_PARAMETER = 2,
+
+///
+/// The operation is not supported.
+///
+SHELL_UNSUPPORTED = 3,
+
+///
+/// The buffer was not the proper size for the request.
+///
+SHELL_BAD_BUFFER_SIZE = 4,
+
+///
+/// The buffer was not large enough to hold the requested data.
+/// The required buffer size is returned in the appropriate
+/// parameter when this error occurs.
+///
+SHELL_BUFFER_TOO_SMALL = 5,
+
+///
+/// There is no data pending upon return.
+///
+SHELL_NOT_READY = 6,
+
+///
+/// The physical device reported an error while attempting the
+/// operation.
+///
+SHELL_DEVICE_ERROR = 7,
+
+///
+/// The device cannot be written to.
+///
+SHELL_WRITE_PROTECTED = 8,
+
+///
+/// The resource has run out.
+///
+SHELL_OUT_OF_RESOURCES = 9,
+
+///
+/// An inconsistency was detected on the file system causing the
+/// operation to fail.
+///
+SHELL_VOLUME_CORRUPTED = 10,
+
+///
+/// There is no more space on the file system.
+///
+SHELL_VOLUME_FULL = 11,
+
+///
+/// The device does not contain any medium to perform the
+/// operation.
+///
+SHELL_NO_MEDIA = 12,
+
+///
+/// The medium in the device has changed since the last
+/// access.
+///
+SHELL_MEDIA_CHANGED = 13,
+
+///
+/// The item was not found.
+///
+SHELL_NOT_FOUND = 14,
+
+///
+/// Access was denied.
+///
+SHELL_ACCESS_DENIED = 15,
+
+// note the skipping of 16 and 17
+
+///
+/// A timeout time expired.
+///
+SHELL_TIMEOUT = 18,
+
+///
+/// The protocol has not been started.
+///
+SHELL_NOT_STARTED = 19,
+
+///
+/// The protocol has already been started.
+///
+SHELL_ALREADY_STARTED = 20,
+
+///
+/// The operation was aborted.
+///
+SHELL_ABORTED = 21,
+
+// note the skipping of 22, 23, and 24
+
+///
+/// A function encountered an internal version that was
+/// incompatible with a version requested by the caller.
+///
+SHELL_INCOMPATIBLE_VERSION = 25,
+
+///
+/// The function was not performed due to a security violation.
+///
+SHELL_SECURITY_VIOLATION = 26,
+
+///
+/// The function was performed and resulted in an unequal
+/// comparison..
+///
+SHELL_NOT_EQUAL = 27
+}SHELL_STATUS;
+
+#endif //__SHELL_BASE_
|