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OpenCorePkg/Include/Library/OcBootManagementLib.h

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/** @file
Copyright (C) 2019, vit9696. All rights reserved.
All rights reserved.
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 OC_BOOT_MANAGEMENT_LIB_H
#define OC_BOOT_MANAGEMENT_LIB_H
#include <Uefi.h>
#include <IndustryStandard/AppleBootArgs.h>
#include <IndustryStandard/AppleHid.h>
#include <Library/OcAppleBootPolicyLib.h>
#include <Library/OcStringLib.h>
#include <Library/OcStorageLib.h>
#include <Protocol/AppleKeyMapAggregator.h>
#include <Protocol/LoadedImage.h>
#include <Protocol/AppleBeepGen.h>
#include <Protocol/OcAudio.h>
/**
Primary picker context.
**/
typedef struct OC_PICKER_CONTEXT_ OC_PICKER_CONTEXT;
/**
Default strings for use in the interfaces.
**/
#define OC_MENU_BOOT_MENU L"OpenCore Boot Menu"
#define OC_MENU_RESET_NVRAM_ENTRY L"Reset NVRAM"
#define OC_MENU_UEFI_SHELL_ENTRY L"UEFI Shell"
#define OC_MENU_PASSWORD_REQUEST L"Password: "
#define OC_MENU_PASSWORD_RETRY_LIMIT L"Password retry limit exceeded."
#define OC_MENU_CHOOSE_OS L"Choose the Operating System: "
#define OC_MENU_SHOW_AUXILIARY L"Show Auxiliary"
#define OC_MENU_RELOADING L"Reloading"
#define OC_MENU_TIMEOUT L"Timeout"
#define OC_MENU_OK L"OK"
#define OC_MENU_DISK_IMAGE L" (dmg)"
#define OC_MENU_EXTERNAL L" (external)"
/**
Paths allowed to be accessible by the interfaces.
**/
#define OPEN_CORE_IMAGE_PATH L"Resources\\Image\\"
#define OPEN_CORE_LABEL_PATH L"Resources\\Label\\"
#define OPEN_CORE_AUDIO_PATH L"Resources\\Audio\\"
#define OPEN_CORE_FONT_PATH L"Resources\\Font\\"
/**
Attributes supported by the interfaces.
**/
#define OC_ATTR_USE_VOLUME_ICON BIT0
#define OC_ATTR_USE_DISK_LABEL_FILE BIT1
#define OC_ATTR_USE_GENERIC_LABEL_IMAGE BIT2
#define OC_ATTR_USE_ALTERNATE_ICONS BIT3
/**
Default timeout for IDLE timeout during menu picker navigation
before VoiceOver toggle.
**/
#define OC_VOICE_OVER_IDLE_TIMEOUT_MS 700 ///< Experimental, less is problematic.
/**
Default VoiceOver BeepGen protocol values.
**/
#define OC_VOICE_OVER_SIGNAL_NORMAL_MS 200 ///< From boot.efi, constant.
#define OC_VOICE_OVER_SILENCE_NORMAL_MS 150 ///< From boot.efi, constant.
#define OC_VOICE_OVER_SIGNALS_NORMAL 1 ///< Username prompt or any input for boot.efi
#define OC_VOICE_OVER_SIGNALS_PASSWORD 2 ///< Password prompt for boot.efi
#define OC_VOICE_OVER_SIGNALS_PASSWORD_OK 3 ///< Password correct for boot.efi
#define OC_VOICE_OVER_SIGNAL_ERROR_MS 1000
#define OC_VOICE_OVER_SILENCE_ERROR_MS 150
#define OC_VOICE_OVER_SIGNALS_ERROR 1 ///< Password verification error or boot failure.
#define OC_VOICE_OVER_SIGNALS_HWERROR 3 ///< Hardware error
/**
Operating system boot type.
WARNING: This is only for debug purposes.
**/
typedef UINT32 OC_BOOT_ENTRY_TYPE;
#define OC_BOOT_UNKNOWN BIT0
#define OC_BOOT_APPLE_OS BIT1
#define OC_BOOT_APPLE_RECOVERY BIT2
#define OC_BOOT_APPLE_TIME_MACHINE BIT3
#define OC_BOOT_APPLE_ANY (OC_BOOT_APPLE_OS | OC_BOOT_APPLE_RECOVERY | OC_BOOT_APPLE_TIME_MACHINE)
#define OC_BOOT_WINDOWS BIT4
#define OC_BOOT_EXTERNAL_OS BIT5
#define OC_BOOT_EXTERNAL_TOOL BIT6
#define OC_BOOT_RESET_NVRAM BIT7
#define OC_BOOT_SYSTEM (OC_BOOT_RESET_NVRAM)
/**
Picker mode.
**/
typedef enum OC_PICKER_MODE_ {
OcPickerModeBuiltin,
OcPickerModeExternal,
OcPickerModeApple,
} OC_PICKER_MODE;
/**
Action to perform as part of executing a system boot entry.
**/
typedef
EFI_STATUS
(*OC_BOOT_SYSTEM_ACTION)(
VOID
);
/**
Discovered boot entry.
Note, inner resources must be freed with OcResetBootEntry.
**/
typedef struct OC_BOOT_ENTRY_ {
//
// Device path to booter or its directory.
// Can be NULL, for example, for custom or system entries.
//
EFI_DEVICE_PATH_PROTOCOL *DevicePath;
//
// Action to perform on execution. Only valid for system entries.
//
OC_BOOT_SYSTEM_ACTION SystemAction;
//
// Obtained human visible name.
//
CHAR16 *Name;
//
// Obtained boot path directory.
// For custom entries this contains tool path.
//
CHAR16 *PathName;
//
// Heuristical value signalising about booted os.
// WARNING: This is only for debug purposes.
//
OC_BOOT_ENTRY_TYPE Type;
//
// Set when this entry is an externally available entry (e.g. USB).
//
BOOLEAN IsExternal;
//
// Should try booting from first dmg found in DevicePath.
//
BOOLEAN IsFolder;
//
// Set when this entry is considered auxiliary.
//
BOOLEAN IsAuxiliary;
//
// Should make this option default boot option.
//
BOOLEAN SetDefault;
//
// Load option data (usually "boot args") size.
//
UINT32 LoadOptionsSize;
//
// Load option data (usually "boot args").
//
VOID *LoadOptions;
} OC_BOOT_ENTRY;
/**
Perform filtering based on file system basis.
Ignores all filesystems by default.
Remove this bit to allow any file system.
**/
#define OC_SCAN_FILE_SYSTEM_LOCK BIT0
/**
Perform filtering based on device basis.
Ignores all devices by default.
Remove this bit to allow any device type.
**/
#define OC_SCAN_DEVICE_LOCK BIT1
/**
Perform filtering based on booter origin.
Ignores all blessed options not on the same partition.
Remove this bit to allow foreign booters.
**/
#define OC_SCAN_SELF_TRUST_LOCK BIT2
/**
Allow scanning APFS filesystems.
**/
#define OC_SCAN_ALLOW_FS_APFS BIT8
/**
Allow scanning HFS filesystems.
**/
#define OC_SCAN_ALLOW_FS_HFS BIT9
/**
Allow scanning ESP filesystems.
**/
#define OC_SCAN_ALLOW_FS_ESP BIT10
/**
Allow scanning NTFS filesystems.
**/
#define OC_SCAN_ALLOW_FS_NTFS BIT11
/**
Allow scanning EXT filesystems (e.g. EXT4).
**/
#define OC_SCAN_ALLOW_FS_EXT BIT12
/**
Allow scanning SATA devices.
**/
#define OC_SCAN_ALLOW_DEVICE_SATA BIT16
/**
Allow scanning SAS and Mac NVMe devices.
**/
#define OC_SCAN_ALLOW_DEVICE_SASEX BIT17
/**
Allow scanning SCSI devices.
**/
#define OC_SCAN_ALLOW_DEVICE_SCSI BIT18
/**
Allow scanning NVMe devices.
**/
#define OC_SCAN_ALLOW_DEVICE_NVME BIT19
/**
Allow scanning ATAPI devices.
**/
#define OC_SCAN_ALLOW_DEVICE_ATAPI BIT20
/**
Allow scanning USB devices.
**/
#define OC_SCAN_ALLOW_DEVICE_USB BIT21
/**
Allow scanning FireWire devices.
**/
#define OC_SCAN_ALLOW_DEVICE_FIREWIRE BIT22
/**
Allow scanning SD card devices.
**/
#define OC_SCAN_ALLOW_DEVICE_SDCARD BIT23
/**
All device bits used by OC_SCAN_DEVICE_LOCK.
**/
#define OC_SCAN_DEVICE_BITS ( \
OC_SCAN_ALLOW_DEVICE_SATA | OC_SCAN_ALLOW_DEVICE_SASEX | \
OC_SCAN_ALLOW_DEVICE_SCSI | OC_SCAN_ALLOW_DEVICE_NVME | \
OC_SCAN_ALLOW_DEVICE_ATAPI | OC_SCAN_ALLOW_DEVICE_USB | \
OC_SCAN_ALLOW_DEVICE_FIREWIRE | OC_SCAN_ALLOW_DEVICE_SDCARD)
/**
All device bits used by OC_SCAN_DEVICE_LOCK.
**/
#define OC_SCAN_FILE_SYSTEM_BITS ( \
OC_SCAN_ALLOW_FS_APFS | OC_SCAN_ALLOW_FS_HFS | OC_SCAN_ALLOW_FS_ESP | \
OC_SCAN_ALLOW_FS_NTFS | OC_SCAN_ALLOW_FS_EXT)
/**
By default allow booting from APFS from internal drives.
**/
#define OC_SCAN_DEFAULT_POLICY ( \
OC_SCAN_FILE_SYSTEM_LOCK | OC_SCAN_DEVICE_LOCK | \
OC_SCAN_SELF_TRUST_LOCK | OC_SCAN_ALLOW_FS_APFS | \
OC_SCAN_ALLOW_DEVICE_SATA | OC_SCAN_ALLOW_DEVICE_SASEX | \
OC_SCAN_ALLOW_DEVICE_SCSI | OC_SCAN_ALLOW_DEVICE_NVME)
/**
OcLoadBootEntry Mode policy bits allow to configure OcLoadBootEntry behaviour.
**/
/**
Thin EFI image loading (normal PE) is allowed.
**/
#define OC_LOAD_ALLOW_EFI_THIN_BOOT BIT0
/**
FAT EFI image loading (Apple FAT PE) is allowed.
These can be found on macOS 10.8 and below.
**/
#define OC_LOAD_ALLOW_EFI_FAT_BOOT BIT1
/**
One level recursion into dmg file is allowed.
It is assumed that dmg contains a single volume and a single blessed entry.
Loading dmg from dmg is not allowed in any case.
**/
#define OC_LOAD_ALLOW_DMG_BOOT BIT2
/**
Abort loading on invalid Apple-like signature.
If file is signed with Apple-like signature, and it is mismatched, then abort.
@warn Unsigned files or UEFI-signed files will skip this check.
@warn It is ignored what certificate was used for signing.
**/
#define OC_LOAD_VERIFY_APPLE_SIGN BIT8
/**
Abort loading on missing Apple-like signature.
If file is not signed with Apple-like signature (valid or not) then abort.
@warn Unsigned files or UEFI-signed files will not load with this check.
@warn Without OC_LOAD_VERIFY_APPLE_SIGN corrupted binaries may still load.
**/
#define OC_LOAD_REQUIRE_APPLE_SIGN BIT9
/**
Abort loading on untrusted key (otherwise may warn).
@warn Unsigned files or UEFI-signed files will skip this check.
**/
#define OC_LOAD_REQUIRE_TRUSTED_KEY BIT10
/**
Trust specified (as OcLoadBootEntry argument) custom keys.
**/
#define OC_LOAD_TRUST_CUSTOM_KEY BIT16
/**
Trust Apple CFFD3E6B public key.
TODO: Move certificates from ApplePublicKeyDb.h to EfiPkg?
**/
#define OC_LOAD_TRUST_APPLE_V1_KEY BIT17
/**
Trust Apple E50AC288 public key.
TODO: Move certificates from ApplePublicKeyDb.h to EfiPkg?
**/
#define OC_LOAD_TRUST_APPLE_V2_KEY BIT18
/**
Default moderate policy meant to augment secure boot facilities.
Loads almost everything and bypasses secure boot for Apple and Custom signed binaries.
**/
#define OC_LOAD_DEFAULT_POLICY ( \
OC_LOAD_ALLOW_EFI_THIN_BOOT | OC_LOAD_ALLOW_DMG_BOOT | OC_LOAD_REQUIRE_APPLE_SIGN | \
OC_LOAD_VERIFY_APPLE_SIGN | OC_LOAD_REQUIRE_TRUSTED_KEY | \
OC_LOAD_TRUST_CUSTOM_KEY | OC_LOAD_TRUST_APPLE_V1_KEY | OC_LOAD_TRUST_APPLE_V2_KEY)
/**
Exposed start interface with chosen boot entry but otherwise equivalent
to EFI_BOOT_SERVICES StartImage.
**/
typedef
EFI_STATUS
(EFIAPI *OC_IMAGE_START) (
IN OC_BOOT_ENTRY *ChosenEntry,
IN EFI_HANDLE ImageHandle,
OUT UINTN *ExitDataSize,
OUT CHAR16 **ExitData OPTIONAL
);
/**
Exposed custom entry load interface.
Returns allocated file buffer from pool on success.
**/
typedef
EFI_STATUS
(EFIAPI *OC_CUSTOM_READ) (
IN VOID *Context,
IN OC_BOOT_ENTRY *ChosenEntry,
OUT VOID **Data,
OUT UINT32 *DataSize,
OUT EFI_DEVICE_PATH_PROTOCOL **DevicePath OPTIONAL,
OUT EFI_HANDLE *ParentDeviceHandle OPTIONAL,
OUT EFI_DEVICE_PATH_PROTOCOL **ParentFilePath OPTIONAL
);
/**
Exposed custom entry describe interface.
Return allocated file buffers from pool on success.
**/
typedef
EFI_STATUS
(EFIAPI *OC_CUSTOM_DESCRIBE) (
IN VOID *Context,
IN OC_BOOT_ENTRY *ChosenEntry,
IN UINT8 LabelScale OPTIONAL,
OUT VOID **IconData OPTIONAL,
OUT UINT32 *IconDataSize OPTIONAL,
OUT VOID **LabelData OPTIONAL,
OUT UINT32 *LabelDataSize OPTIONAL
);
/**
Custom picker entry.
**/
typedef struct {
//
// Entry name.
//
CONST CHAR8 *Name;
//
// Entry path.
//
CONST CHAR8 *Path;
//
// Entry boot arguments.
//
CONST CHAR8 *Arguments;
//
// Whether this entry is auxiliary.
//
BOOLEAN Auxiliary;
//
// Whether this entry is a tool.
//
BOOLEAN Tool;
} OC_PICKER_ENTRY;
/**
Privilege levels to escalate to
**/
typedef enum {
OcPrivilegeUnauthorized = 0,
OcPrivilegeAuthorized = 1
} OC_PRIVILEGE_LEVEL;
/**
Request a privilege escalation, for example by prompting for a password.
**/
typedef
EFI_STATUS
(EFIAPI *OC_REQ_PRIVILEGE)(
IN OC_PICKER_CONTEXT *Context,
IN OC_PRIVILEGE_LEVEL Level
);
/**
Display entries onscreen.
**/
typedef
EFI_STATUS
(EFIAPI *OC_SHOW_MENU) (
IN OC_PICKER_CONTEXT *Context,
IN OC_BOOT_ENTRY *BootEntries,
IN UINTN Count,
IN UINTN DefaultEntry,
OUT OC_BOOT_ENTRY **ChosenBootEntry
);
/**
Picker behaviour action.
**/
typedef enum {
OcPickerDefault = 0,
OcPickerShowPicker = 1,
OcPickerResetNvram = 2,
OcPickerBootApple = 3,
OcPickerBootAppleRecovery = 4,
} OC_PICKER_CMD;
/**
Boot picker context describing picker behaviour.
**/
struct OC_PICKER_CONTEXT_ {
//
// Scan policy (e.g. OC_SCAN_DEFAULT_POLICY).
//
UINT32 ScanPolicy;
//
// Load policy (e.g. OC_LOAD_DEFAULT_POLICY).
//
UINT32 LoadPolicy;
//
// Default entry selection timeout (pass 0 to ignore).
//
UINT32 TimeoutSeconds;
//
// Default delay prior to handling hotkeys (pass 0 to ignore).
//
UINT32 TakeoffDelay;
//
// Define picker behaviour.
// For example, show boot menu or just boot the default option.
//
OC_PICKER_CMD PickerCommand;
//
// Use custom (gOcVendorVariableGuid) for Boot#### variables.
//
BOOLEAN CustomBootGuid;
//
// Custom entry reading routine, optional for no custom entries.
//
OC_CUSTOM_READ CustomRead;
//
// Custom entry describing routine, optional for no custom entries.
//
OC_CUSTOM_DESCRIBE CustomDescribe;
//
// Context to pass to CustomRead and CustomDescribe, optional.
//
VOID *CustomEntryContext;
//
// Image starting routine used, required.
//
OC_IMAGE_START StartImage;
//
// Handle to exclude scanning from, optional.
//
EFI_HANDLE ExcludeHandle;
//
// Entry display routine.
//
OC_SHOW_MENU ShowMenu;
//
// Privilege escalation requesting routine.
//
OC_REQ_PRIVILEGE RequestPrivilege;
//
// Context to pass to RequestPrivilege, optional.
//
VOID *PrivilegeContext;
//
// Additional suffix to include by the interface.
//
CONST CHAR8 *TitleSuffix;
//
// Used picker mode.
//
OC_PICKER_MODE PickerMode;
//
// Console attributes. 0 is reserved as disabled.
//
UINT32 ConsoleAttributes;
//
// Picker attribues:
// - BIT0~BIT15 are OpenCore reserved.
// - BIT16~BIT31 are OEM-specific.
//
UINT32 PickerAttributes;
//
// Enable polling boot arguments.
//
BOOLEAN PollAppleHotKeys;
//
// Append the "Reset NVRAM" option to the boot entry list.
//
BOOLEAN ShowNvramReset;
//
// Allow setting default boot option from boot menu.
//
BOOLEAN AllowSetDefault;
//
// Hide and do not scan auxiliary entries.
//
BOOLEAN HideAuxiliary;
//
// Enable audio assistant during picker playback.
//
BOOLEAN PickerAudioAssist;
//
// Recommended audio protocol, optional.
//
OC_AUDIO_PROTOCOL *OcAudio;
//
// Recommended beeper protocol, optional.
//
APPLE_BEEP_GEN_PROTOCOL *BeepGen;
//
// Additional boot arguments for Apple loaders.
//
CHAR8 AppleBootArgs[BOOT_LINE_LENGTH];
//
// Number of custom boot paths (bless override).
//
UINTN NumCustomBootPaths;
//
// Custom boot paths (bless override). Must start with '\'.
//
CHAR16 **CustomBootPaths;
//
// Number of absolute custom entries.
//
UINT32 AbsoluteEntryCount;
//
// Number of total custom entries (absolute and tools).
//
UINT32 AllCustomEntryCount;
//
// Custom picker entries. Absolute entries come first.
//
OC_PICKER_ENTRY CustomEntries[];
};
/**
Hibernate detection bit mask for hibernate source usage.
**/
#define HIBERNATE_MODE_NONE 0U
#define HIBERNATE_MODE_RTC 1U
#define HIBERNATE_MODE_NVRAM 2U
/**
Describe boot entry contents by setting fields other than DevicePath.
@param[in] BootPolicy Apple Boot Policy Protocol.
@param[in] BootEntry Located boot entry.
@retval EFI_SUCCESS The entry point is described successfully.
**/
EFI_STATUS
OcDescribeBootEntry (
IN APPLE_BOOT_POLICY_PROTOCOL *BootPolicy,
IN OUT OC_BOOT_ENTRY *BootEntry
);
/**
Get '.disk_label' or '.disk_label_2x' file contents, if exists.
@param[in] BootPolicy Apple Boot Policy Protocol.
@param[in] BootEntry Located boot entry.
@param[in] Scale User interface scale.
@param[out] ImageData File contents.
@param[out] DataLength File length.
@retval EFI_SUCCESS The file was read successfully.
**/
EFI_STATUS
OcGetBootEntryLabelImage (
IN OC_PICKER_CONTEXT *Context,
IN APPLE_BOOT_POLICY_PROTOCOL *BootPolicy,
IN OC_BOOT_ENTRY *BootEntry,
IN UINT8 Scale,
OUT VOID **ImageData,
OUT UINT32 *DataLength
);
/**
Get '.VolumeIcon.icns' file contents, if exists.
@param[in] BootPolicy Apple Boot Policy Protocol.
@param[in] BootEntry Located boot entry.
@param[out] ImageData File contents.
@param[out] DataLength File length.
@retval EFI_SUCCESS The file was read successfully.
**/
EFI_STATUS
OcGetBootEntryIcon (
IN OC_PICKER_CONTEXT *Context,
IN APPLE_BOOT_POLICY_PROTOCOL *BootPolicy,
IN OC_BOOT_ENTRY *BootEntry,
OUT VOID **ImageData,
OUT UINT32 *DataLength
);
/**
Release boot entry contents allocated from pool.
@param[in,out] BootEntry Located boot entry.
**/
VOID
OcResetBootEntry (
IN OUT OC_BOOT_ENTRY *BootEntry
);
/**
Release boot entries.
@param[in,out] BootEntry Located boot entry array from pool.
@param[in] Count Boot entry count.
**/
VOID
OcFreeBootEntries (
IN OUT OC_BOOT_ENTRY *BootEntries,
IN UINTN Count
);
/**
Scan system for boot entries.
@param[in] BootPolicy Apple Boot Policy Protocol.
@param[in] Context Picker context.
@param[out] BootEntries List of boot entries (allocated from pool).
@param[out] Count Number of boot entries.
@param[out] AllocCount Number of allocated boot entries.
@param[in] LoadHandle Load handle to skip.
@param[in] Describe Automatically fill description fields
@retval EFI_SUCCESS Executed successfully and found entries.
**/
EFI_STATUS
OcScanForBootEntries (
IN APPLE_BOOT_POLICY_PROTOCOL *BootPolicy,
IN OC_PICKER_CONTEXT *Context,
OUT OC_BOOT_ENTRY **BootEntries,
OUT UINTN *Count,
OUT UINTN *AllocCount OPTIONAL,
IN BOOLEAN Describe
);
/**
Obtain default entry from picker context.
@param[in] Context Picker context.
@param[in,out] BootEntries Described list of entries, may get updated.
@param[in] NumBootEntries Positive number of boot entries.
@retval boot entry or 0.
**/
UINT32
OcGetDefaultBootEntry (
IN OC_PICKER_CONTEXT *Context,
IN OUT OC_BOOT_ENTRY *BootEntries,
IN UINTN NumBootEntries
);
/**
Set default entry to passed entry.
@param[in] Context Picker context.
@param[in,out] Entry Entry to make default.
@retval EFI_SUCCESS on success.
**/
EFI_STATUS
OcSetDefaultBootEntry (
IN OC_PICKER_CONTEXT *Context,
IN OC_BOOT_ENTRY *Entry
);
typedef struct {
OC_PRIVILEGE_LEVEL CurrentLevel;
CONST UINT8 *Salt;
UINT32 SaltSize;
CONST UINT8 *Hash;
} OC_PRIVILEGE_CONTEXT;
/**
Show simple password prompt and return verification status.
@param[in] Context Picker context.
@param[in] Level The privilege level to request escalating to.
@retval EFI_SUCCESS The privilege level has been escalated successfully.
@retval EFI_ABORTED The privilege escalation has been aborted.
@retval other The system must be considered compromised.
**/
EFI_STATUS
EFIAPI
OcShowSimplePasswordRequest (
IN OC_PICKER_CONTEXT *Context,
IN OC_PRIVILEGE_LEVEL Level
);
/**
Show simple boot entry selection menu and return chosen entry.
@param[in] Context Picker context.
@param[in] BootEntries Described list of entries.
@param[in] Count Positive number of boot entries.
@param[in] DefaultEntry Default boot entry (DefaultEntry < Count).
@param[in] ChosenBootEntry Chosen boot entry from BootEntries on success.
@retval EFI_SUCCESS Executed successfully and picked up an entry.
@retval EFI_ABORTED When the user chose to by pressing Esc or 0.
**/
EFI_STATUS
EFIAPI
OcShowSimpleBootMenu (
IN OC_PICKER_CONTEXT *Context,
IN OC_BOOT_ENTRY *BootEntries,
IN UINTN Count,
IN UINTN DefaultEntry,
OUT OC_BOOT_ENTRY **ChosenBootEntry
);
/**
Load & start boot entry loader image with given options.
@param[in] BootPolicy Apple Boot Policy Protocol.
@param[in] Context Picker context.
@param[in] BootEntry Located boot entry.
@param[in] ParentHandle Parent image handle.
@retval EFI_SUCCESS The image was found, started, and ended succesfully.
**/
EFI_STATUS
OcLoadBootEntry (
IN APPLE_BOOT_POLICY_PROTOCOL *BootPolicy,
IN OC_PICKER_CONTEXT *Context,
IN OC_BOOT_ENTRY *BootEntry,
IN EFI_HANDLE ParentHandle
);
/**
Handle hibernation detection for later loading.
@param[in] HibernateMask Hibernate detection mask.
@retval EFI_SUCCESS Hibernation mode was found and activated.
**/
EFI_STATUS
OcActivateHibernateWake (
IN UINT32 HibernateMask
);
/**
Check if active hibernation is happening.
@retval TRUE on waking from hibernation.
**/
BOOLEAN
OcIsAppleHibernateWake (
VOID
);
/**
Check pressed hotkeys and update booter context based on this.
@param[in,out] Context Picker context.
**/
VOID
OcLoadPickerHotKeys (
IN OUT OC_PICKER_CONTEXT *Context
);
/**
Default index mapping macros.
**/
#define OC_INPUT_STR "123456789ABCDEFGHIJKLMNOPQRSTUVXWZ"
#define OC_INPUT_MAX L_STR_LEN (OC_INPUT_STR)
#define OC_INPUT_ABORTED -1 ///< Esc or 0
#define OC_INPUT_INVALID -2 ///< Some other key
#define OC_INPUT_TIMEOUT -3 ///< Timeout
#define OC_INPUT_CONTINUE -4 ///< Continue (press enter)
#define OC_INPUT_UP -5 ///< Move up
#define OC_INPUT_DOWN -6 ///< Move down
#define OC_INPUT_LEFT -7 ///< Move left
#define OC_INPUT_RIGHT -8 ///< Move right
#define OC_INPUT_TOP -9 ///< Move to top
#define OC_INPUT_BOTTOM -10 ///< Move to bottom
#define OC_INPUT_MORE -11 ///< Show more entries (press space)
#define OC_INPUT_VOICE_OVER -12 ///< Toggle VoiceOver (press CMD+F5)
#define OC_INPUT_FUNCTIONAL(x) (-20 - (x)) ///< Functional hotkeys
/**
Obtains key index from user input.
@param[in,out] Context Picker context.
@param[in] KeyMap Apple Key Map Aggregator protocol.
@param[in] Time Timeout to wait for in milliseconds.
@param[in] PollHotkeys Poll key combinations.
@param[out] SetDefault Set boot option as default, optional.
@returns key index [0, OC_INPUT_MAX) or OC_INPUT_* value.
**/
INTN
OcWaitForAppleKeyIndex (
IN OUT OC_PICKER_CONTEXT *Context,
IN APPLE_KEY_MAP_AGGREGATOR_PROTOCOL *KeyMap,
IN UINTN Timeout,
IN BOOLEAN PollHotkeys,
OUT BOOLEAN *SetDefault OPTIONAL
);
/**
Install missing boot policy, scan, and show simple boot menu.
@param[in] Context Picker context.
@retval does not return unless a fatal error happened.
**/
EFI_STATUS
OcRunBootPicker (
IN OC_PICKER_CONTEXT *Context
);
/**
Get device scan policy type.
@param[in] Handle Device/partition handle.
@param[out] External Check whether device is external.
@retval required policy or 0 on mismatch.
**/
UINT32
OcGetDevicePolicyType (
IN EFI_HANDLE Handle,
OUT BOOLEAN *External OPTIONAL
);
/**
Get file system scan policy type.
@param[in] Handle Partition handle.
@retval required policy or 0 on mismatch.
**/
UINT32
OcGetFileSystemPolicyType (
IN EFI_HANDLE Handle
);
/**
Check if supplied device path contains known names (e.g. Apple bootloader).
@param[in] DevicePath Device path.
@param[out] IsFolder Device path represents directory, optional.
@retval entry type for potentially known bootloaders.
@retval OC_BOOT_UNKNOWN for unknown bootloaders.
**/
OC_BOOT_ENTRY_TYPE
OcGetBootDevicePathType (
IN EFI_DEVICE_PATH_PROTOCOL *DevicePath,
OUT BOOLEAN *IsFolder OPTIONAL
);
/**
Get loaded image protocol for Apple bootloader.
@param[in] Handle Image handle.
@retval loaded image protocol or NULL for non Apple images.
**/
EFI_LOADED_IMAGE_PROTOCOL *
OcGetAppleBootLoadedImage (
IN EFI_HANDLE ImageHandle
);
/**
Unified structure to hold macOS kernel boot arguments to make the code
independent of their format version. Several values need changing
by other libraries, so values are often pointers to original fields.
**/
typedef struct OC_BOOT_ARGUMENTS_ {
UINT32 *MemoryMap;
UINT32 *MemoryMapSize;
UINT32 *MemoryMapDescriptorSize;
UINT32 *MemoryMapDescriptorVersion;
CHAR8 *CommandLine;
UINT32 *DeviceTreeP;
UINT32 *DeviceTreeLength;
UINT32 *CsrActiveConfig;
} OC_BOOT_ARGUMENTS;
/**
Parse macOS kernel into unified boot arguments structure.
@param[out] Arguments Unified boot arguments structure.
@param[in] BootArgs Kernel boot arguments strucutre.
**/
VOID
OcParseBootArgs (
OUT OC_BOOT_ARGUMENTS *Arguments,
IN VOID *BootArgs
);
/**
Check if boot argument is currently passed (via image options or NVRAM).
@param[in] LoadImage UEFI loaded image protocol instance, optional.
@param[in] GetVariable Preferred UEFI NVRAM reader, optional.
@param[in] Argument Argument, e.g. -v, slide=, debug=, etc.
@param[in] ArgumentLength Argument length, e.g. L_STR_LEN ("-v").
@retval TRUE if argument is present.
**/
BOOLEAN
OcCheckArgumentFromEnv (
IN EFI_LOADED_IMAGE *LoadedImage OPTIONAL,
IN EFI_GET_VARIABLE GetVariable OPTIONAL,
IN CONST CHAR8 *Argument,
IN CONST UINTN ArgumentLength
);
/**
Get argument value from command line.
@param[in] CommandLine Argument command line, e.g. for boot.efi.
@param[in] Argument Argument, e.g. -v, slide=, debug=, etc.
@param[in] ArgumentLength Argument length, e.g. L_STR_LEN ("-v").
@retval pointer to argument value or NULL.
**/
CONST CHAR8 *
OcGetArgumentFromCmd (
IN CONST CHAR8 *CommandLine,
IN CONST CHAR8 *Argument,
IN CONST UINTN ArgumentLength
);
/**
Remove argument from command line if present.
@param[in, out] CommandLine Argument command line, e.g. for boot.efi.
@param[in] Argument Argument, e.g. -v, slide=, debug=, etc.
**/
VOID
OcRemoveArgumentFromCmd (
IN OUT CHAR8 *CommandLine,
IN CONST CHAR8 *Argument
);
/**
Append argument to command line without deduplication.
@param[in, out] Context Picker context. NULL, if a privilege escalation is not required.
@param[in, out] CommandLine Argument command line of BOOT_LINE_LENGTH bytes.
@param[in] Argument Argument, e.g. -v, slide=0, debug=0x100, etc.
@param[in] ArgumentLength Argument length, e.g. L_STR_LEN ("-v").
@retval TRUE on success.
**/
BOOLEAN
OcAppendArgumentToCmd (
IN OUT OC_PICKER_CONTEXT *Context OPTIONAL,
IN OUT CHAR8 *CommandLine,
IN CONST CHAR8 *Argument,
IN CONST UINTN ArgumentLength
);
/**
Perform NVRAM UEFI variable deletion.
**/
VOID
OcDeleteVariables (
VOID
);
/**
Launch Apple BootPicker.
@retval error code, should not return.
**/
EFI_STATUS
OcRunAppleBootPicker (
VOID
);
/**
Play audio file for context.
@param[in] Context Picker context.
@param[in] File File to play.
@param[in] Fallback Try to fallback to beeps on failure.
@retval EFI_SUCCESS on success or when unnecessary.
**/
EFI_STATUS
OcPlayAudioFile (
IN OC_PICKER_CONTEXT *Context,
IN UINT32 File,
IN BOOLEAN Fallback
);
/**
Generate cycles of beep signals for context with silence afterwards, blocking.
@param[in] Context Picker context.
@param[in] ToneCount Number of signals to produce.
@param[in] ToneLength Signal length in milliseconds.
@param[in] SilenceLength Silence length in milliseconds.
@retval EFI_SUCCESS on success or when unnecessary.
**/
EFI_STATUS
OcPlayAudioBeep (
IN OC_PICKER_CONTEXT *Context,
IN UINT32 ToneCount,
IN UINT32 ToneLength,
IN UINT32 SilenceLength
);
/**
Play audio file for context.
@param[in] Context Picker context.
@param[in] Entry Entry to play.
@param[in] Number Entry index number.
@retval EFI_SUCCESS on success or when unnecessary.
**/
EFI_STATUS
OcPlayAudioEntry (
IN OC_PICKER_CONTEXT *Context,
IN OC_BOOT_ENTRY *Entry,
IN UINT32 Number
);
/**
Toggle VoiceOver support.
@param[in] Context Picker context.
@param[in] File File to play after enabling VoiceOver.
**/
VOID
OcToggleVoiceOver (
IN OC_PICKER_CONTEXT *Context,
IN UINT32 File OPTIONAL
);
#endif // OC_BOOT_MANAGEMENT_LIB_H
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