mirror of
https://github.com/CloverHackyColor/CloverBootloader.git
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140 lines
4.6 KiB
C
140 lines
4.6 KiB
C
/** @file
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Copyright (C) 2014 - 2017, Download-Fritz. All rights reserved.<BR>
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This program and the accompanying materials are licensed and made available
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under the terms and conditions of the BSD License which accompanies this
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distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php.
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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**/
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#ifndef APPLE_BOOT_POLICY_H
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#define APPLE_BOOT_POLICY_H
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#include <Protocol/SimpleFileSystem.h>
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#define APPLE_BOOT_POLICY_PROTOCOL_REVISION 0x00000003
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///
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/// The GUID of the APPLE_BOOT_POLICY_PROTOCOL.
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///
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#define APPLE_BOOT_POLICY_PROTOCOL_GUID \
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{ 0x62257758, 0x350C, 0x4D0A, \
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{ 0xB0, 0xBD, 0xF6, 0xBE, 0x2E, 0x1E, 0x27, 0x2C } }
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// BOOT_POLICY_GET_BOOT_FILE
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/** Locates the bootable file of the given volume. Prefered are the values
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blessed, though if unavailable, hard-coded names are being verified and
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used if existing.
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The blessed paths are to be determined by the HFS Driver via
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EFI_FILE_PROTOCOL.GetInfo(). The related identifier definitions are to be
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found in AppleBless.h.
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@param[in] Device The Device's Handle to perform the search on.
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@param[out] FilePath A pointer to the device path pointer to set to the file
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path of the boot file.
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@retval EFI_NOT_FOUND A bootable file could not be found on the given
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volume.
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@retval EFI_OUT_OF_RESOURCES The memory necessary to complete the operation
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could not be allocated.
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@retval EFI_SUCCESS The operation completed successfully and the
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BootFilePath Buffer has been filled.
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@retval other The status of an operation used to complete
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this operation is returned.
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**/
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typedef
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EFI_STATUS
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(EFIAPI *BOOT_POLICY_GET_BOOT_FILE) (
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IN EFI_HANDLE Device,
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IN OUT EFI_DEVICE_PATH_PROTOCOL **FilePath
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);
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//
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// Neither is used at this moment.
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// https://opensource.apple.com/source/kext_tools/kext_tools-528.220.8/KextAudit/efi_smc.h.auto.html
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//
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typedef enum {
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// Boot Policy not valid retry.
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BootPolicyNotReady,
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// Boot Selected macOS.
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BootPolicyOk,
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// Boot Recovery OS, update bridgeOS.
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BootPolicyUpdate,
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// Full system reboot, boot selected macOS.
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BootPolicyReboot,
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// Version unknown boot to recovery OS to get more info.
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BootPolicyUnknown,
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// Update failed take the failure path.
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BootPolicyBridgeOSUpdateFailed,
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// Boot Recovery OS to change security policy.
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BootPolicyRecoverySecurityPolicyUpdate,
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// Valid values will be less that this version.
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BootPolicyMaxValue
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} BOOT_POLICY_ACTION;
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typedef
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EFI_STATUS
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(EFIAPI *BOOT_POLICY_GET_BOOT_FILE_EX) (
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IN EFI_HANDLE Device,
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IN BOOT_POLICY_ACTION Action,
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OUT EFI_DEVICE_PATH_PROTOCOL **FilePath
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);
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typedef
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EFI_STATUS
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(EFIAPI *BOOT_POLICY_DEVICE_PATH_TO_DIR_PATH) (
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IN EFI_DEVICE_PATH_PROTOCOL *DevicePath,
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OUT CHAR16 **BootPathName,
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OUT EFI_HANDLE *Device,
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OUT EFI_HANDLE *ApfsVolumeHandle
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);
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typedef
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EFI_STATUS
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(EFIAPI *BOOT_POLICY_GET_APFS_RECOVERY_FILE_PATH) (
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IN EFI_DEVICE_PATH_PROTOCOL *DevicePath,
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IN CONST CHAR16 *PathName,
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OUT CHAR16 **FullPathName,
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OUT VOID **Reserved,
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OUT EFI_FILE_PROTOCOL **Root,
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OUT EFI_HANDLE *DeviceHandle
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);
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typedef
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EFI_STATUS
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(EFIAPI *BOOT_POLICY_GET_ALL_APFS_RECOVERY_FILE_PATH) (
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IN EFI_HANDLE Handle,
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OUT VOID **Volumes,
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OUT UINTN *NumberOfEntries
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);
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///
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/// The structure exposed by the APPLE_BOOT_POLICY_PROTOCOL.
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///
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typedef struct {
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UINTN Revision; ///< The revision of the installed protocol.
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BOOT_POLICY_GET_BOOT_FILE GetBootFile; ///< Present as of Revision 1.
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BOOT_POLICY_GET_BOOT_FILE_EX GetBootFileEx; ///< Present as of Revision 3.
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BOOT_POLICY_DEVICE_PATH_TO_DIR_PATH DevicePathToDirPath; ///< Present as of Revision 3.
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BOOT_POLICY_GET_APFS_RECOVERY_FILE_PATH GetApfsRecoveryFilePath; ///< Present as of Revision 3.
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BOOT_POLICY_GET_ALL_APFS_RECOVERY_FILE_PATH GetAllApfsRecoveryFilePath; ///< Present as of Revision 3.
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} APPLE_BOOT_POLICY_PROTOCOL;
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///
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/// A global variable storing the GUID of the APPLE_BOOT_POLICY_PROTOCOL.
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///
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extern EFI_GUID gAppleBootPolicyProtocolGuid;
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#endif // APPLE_BOOT_POLICY_H
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