mirror of
https://github.com/CloverHackyColor/CloverBootloader.git
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189 lines
7.4 KiB
C
Executable File
189 lines
7.4 KiB
C
Executable File
/** @file
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Copyright (C) 2019, vit9696. All rights reserved.
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All rights reserved.
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This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this 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 OC_APPLE_BOOT_POLICY_LIB_H
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#define OC_APPLE_BOOT_POLICY_LIB_H
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#include <Protocol/AppleBootPolicy.h>
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/**
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Install and initialise Apple Boot policy protocol.
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@param[in] Reinstall Overwrite installed protocol.
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@retval installed or located protocol or NULL.
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**/
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APPLE_BOOT_POLICY_PROTOCOL *
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OcAppleBootPolicyInstallProtocol (
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IN BOOLEAN Reinstall
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);
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EFI_STATUS
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OcGetBooterFromPredefinedPathList (
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IN EFI_HANDLE Device,
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IN EFI_FILE_PROTOCOL *Root,
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IN CONST CHAR16 **PredefinedPaths,
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IN UINTN NumPredefinedPaths,
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OUT EFI_DEVICE_PATH_PROTOCOL **DevicePath OPTIONAL,
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IN CHAR16 *Prefix OPTIONAL
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);
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/**
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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 used
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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 Thed device's Handle to perform the search on.
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@param[in] PredefinedPaths An array of file paths to scan for if no file
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was blessed.
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@param[in] NumPredefinedPaths The number of paths in PredefinedPaths.
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@param[out] FilePath A pointer to the device path pointer to set to
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the file 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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EFI_STATUS
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OcBootPolicyGetBootFile (
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IN EFI_HANDLE Device,
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IN CONST CHAR16 **PredefinedPaths,
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IN UINTN NumPredefinedPaths,
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IN OUT EFI_DEVICE_PATH_PROTOCOL **FilePath
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);
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/**
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Please refer to OcBootPolicyGetBootFile. This function extends the
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functionality by supporting the APFS Preboot scheme.
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@param[in] Device Thed device's Handle to perform the search on.
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@param[in] PredefinedPaths An array of file paths to scan for if no file
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was blessed.
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@param[in] NumPredefinedPaths The number of paths in PredefinedPaths.
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@param[out] FilePath A pointer to the device path pointer to set to
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the file 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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EFI_STATUS
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OcBootPolicyGetBootFileEx (
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IN EFI_HANDLE Device,
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IN CONST CHAR16 **PredefinedPaths,
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IN UINTN NumPredefinedPaths,
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OUT EFI_DEVICE_PATH_PROTOCOL **FilePath
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);
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/**
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Retrieves information about DevicePath.
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@param[in] DevicePath The device path to describe.
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@param[out] BootPathName A pointer into which the folder portion of
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DevicePath is returned.
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@param[out] Device A pointer into which the device handle of
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DevicePath is returned.
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@retval EFI_SUCCESS The operation has been completed successfully.
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@retval other DevicePath is not a valid file path.
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**/
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EFI_STATUS
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OcBootPolicyDevicePathToDirPath (
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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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);
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/**
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Retrieves path info for the APFS Recovery volume associated with the APFS
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volume given by DevicePath.
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@param[in] DevicePath The device path to the APFS recovery volume.
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@param[in] PathName The file path to open.
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@param[in] PredefinedPaths An array of file paths to scan for if no file
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was blessed.
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@param[in] NumPredefinedPaths The number of paths in PredefinedPaths.
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@param[out] FullPathName A pointer into which the full file path for
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DevicePath and PathName is returned.
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@param[out] Root A pointer into which the opened Recovery
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volume root protocol is returned.
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@param[out] DeviceHandle A pointer into which the device handle of
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DevicePath is returned.
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@retval EFI_SUCCESS The operation has been completed successfully.
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@retval EFI_NOT_FOUND The file path could not be found.
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@retval other An unexpected error has occured.
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**/
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EFI_STATUS
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OcBootPolicyGetApfsRecoveryFilePath (
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IN EFI_DEVICE_PATH_PROTOCOL *DevicePath,
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IN CONST CHAR16 *PathName,
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IN CONST CHAR16 **PredefinedPaths,
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IN UINTN NumPredefinedPaths,
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OUT CHAR16 **FullPathName,
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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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/*
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Retrieves all valid APFS Recovery instances on the system.
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The APFS Recovery instance associated with the APFS volume referenced by
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Handle is moved to index 0, if present.
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@param[in] Handle If given, the Recovery instance associated with
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this handle is added first.
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@param[out] Volumes A pointer the APFS Recovery instances info is
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returned into.
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@param[out] NumberOfEntries A pointer into which the number of entries in
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Volumes is returned.
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@retval EFI_SUCCESS The operation has been completed successfully.
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@retval EFI_NOT_FOUND No valid APFS Recovery instance could be found.
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@retval other An unexpected error has occured.
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*/
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EFI_STATUS
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OcBootPolicyGetAllApfsRecoveryFilePath (
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IN EFI_HANDLE Handle OPTIONAL,
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OUT VOID **Volumes,
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OUT UINTN *NumberOfEntries
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);
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extern CONST CHAR16 *gAppleBootPolicyPredefinedPaths[];
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///
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/// All Apple Boot Policy predefined booter paths.
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///
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extern CONST UINTN gAppleBootPolicyNumPredefinedPaths;
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///
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/// Core Apple Boot Policy predefined booter paths.
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///
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extern CONST UINTN gAppleBootPolicyCoreNumPredefinedPaths;
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#endif // OC_APPLE_BOOT_POLICY_LIB_H
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