Sip.c File Reference

#include <Uefi.h>
#include <IndustryStandard/AppleCsrConfig.h>
#include <Guid/AppleVariable.h>
#include <Library/OcVariableLib.h>
#include <Library/UefiRuntimeServicesTableLib.h>

Go to the source code of this file.

Functions
EFI_STATUS	OcGetSip (OUT UINT32 *CsrActiveConfig, OUT UINT32 *Attributes OPTIONAL)
EFI_STATUS	OcSetSip (IN UINT32 *CsrActiveConfig, IN UINT32 Attributes)
BOOLEAN	OcIsSipEnabled (IN EFI_STATUS GetStatus, IN UINT32 CsrActiveConfig)
EFI_STATUS	OcToggleSip (IN UINT32 CsrActiveConfig)

Detailed Description

Manage Apple SIP variable csr-active-config.

Copyright (C) 2021-2022, Mike Beaton. All rights reserved.
SPDX-License-Identifier: BSD-3-Clause

Definition in file Sip.c.

Function Documentation

OcGetSip()

EFI_STATUS OcGetSip	(	OUT UINT32 *	CsrActiveConfig,
		OUT UINT32 *Attributes	OPTIONAL )

Get current SIP setting.

Parameters

[out]	CsrActiveConfig	Returned csr-active-config variable; uninitialised if variable not found, or other error.
[out]	Attributes	If not NULL, a pointer to the memory location to return the attributes bitmask for the variable; uninitialised if variable not found, or other error.

Return values

EFI_SUCCESS,EFI_NOT_FOUND,or

other error returned by called code.

Definition at line 15 of file Sip.c.

OcIsSipEnabled()

BOOLEAN OcIsSipEnabled	(	IN EFI_STATUS	GetStatus,
		IN UINT32	CsrActiveConfig )

Is SIP enabled?

Parameters

[in]	GetStatus	Return status from previous OcGetSip or gRT->GetVariable call.
[in]	CsrActiveConfig	csr-active-config value from previous OcGetSip or gRT->GetVariable call. This value is never used unless GetStatus is EFI_SUCCESS.

Return values

TRUE	if SIP should be considered enabled based on the passed values.

Definition at line 58 of file Sip.c.

OcSetSip()

EFI_STATUS OcSetSip	(	IN UINT32 *	CsrActiveConfig,
		IN UINT32	Attributes )

Set current SIP setting.

Parameters

[in]	CsrActiveConfig	csr-active-config value to set, or NULL to clear the variable.
[in]	Attributes	Attributes to apply.

Return values

EFI_SUCCESS,EFI_NOT_FOUND,or

other error returned by called code.

Definition at line 39 of file Sip.c.

OcToggleSip()

EFI_STATUS OcToggleSip

(

IN UINT32

CsrActiveConfig

)

Toggle SIP.

Parameters

[in]

CsrActiveConfig

The csr-active-config value to use to disable SIP, if it was previously enabled.

Return values

TRUE	on successful operation.

Definition at line 73 of file Sip.c.