Enum MmcFeature 

#[non_exhaustive]
pub enum MmcFeature {
    ProfileList {
        profiles: Vec<MmcProfile>,
    },
    Core {
        interface: MmcInterface,
    },
    Morphing {
        async_events: bool,
        op_chg_events: bool,
    },
    RemovableMedium {
        eject: bool,
        lock: bool,
        prevent_jumper: bool,
        load_mech: MmcLoadMech,
    },
    WriteProtect,
    RandomReadable,
    MultiRead,
    CdRead {
        active: bool,
        c2_error: bool,
        cd_text: bool,
        dap: bool,
    },
    DvdRead,
    RandomWritable,
    IncrementalStreamingWritable,
    SectorErasable,
    Formattable,
    HardwareDefectManagement,
    WriteOnce,
    RestrictedOverwrite,
    CdRwCavWrite,
    Mrw,
    EnhancedDefectReporting,
    DvdPlusRw,
    DvdPlusR,
    RigidRestrictedOverwrite,
    CdTrackAtOnce,
    CdMastering,
    DvdRRwWrite,
    DdcdRead,
    DdcdRWrite,
    DdcdRwWrite,
    LayerJumpRecording,
    LayerJumpRigidRestrictedOverwrite,
    StopLongOperation,
    CdRwMediaWriteSupport,
    BdRPow,
    DvdPlusRwDualLayer,
    DvdPlusRDualLayer,
    BdRead,
    BdWrite,
    Tsr,
    HdDvdRead,
    HdDvdWrite,
    HdDvdRwFragment,
    HybridDisc,
    PowerManagement,
    Smart,
    EmbeddedChanger,
    CdAudioExternalPlay {
        active: bool,
        scan: bool,
        sep_channel_mute: bool,
        sep_volume: bool,
        volume_levels: u16,
    },
    MicrocodeUpgrade,
    Timeout,
    DvdCss {
        active: bool,
        version: u8,
    },
    RealTimeStreaming,
    DriveSerialNumber {
        sno: String,
    },
    MediaSerialNumber,
    DiscControlBlocks,
    DvdCprm,
    FirmwareInformation,
    Aacs,
    DvdCssManagedRecording,
    Vcps,
    SecurDisc,
    Ossc,
    VendorSpecific,
}

Available on crate feature mmc only.

A set of commands and behaviours that specify the capabilities of a drive and its associated medium.

Variants (Non-exhaustive)

Non-exhaustive enums could have additional variants added in future. Therefore, when matching against variants of non-exhaustive enums, an extra wildcard arm must be added to account for any future variants.

ProfileList

Profile List

A list of all profiles supported by the drive

Fields

profiles: Vec<MmcProfile>

Core

Core

Mandatory behavior for all devices

Fields

interface: MmcInterface

Physical interface standard reported by MMC.

NOTE: It is possible that more than one physical interface exists between the Host and Drive, e.g., an IEEE1394 Host connecting to an ATAPI bridge to an ATAPI Drive. The Drive may not be aware of interfaces beyond the ATAPI.

Morphing

Morphing

Ability to report operational changes to the host and accept requests to prevent operational changes

Fields

async_events: bool

Supports async in addition to polling implementations of GET EVENT STATUS NOTIFICATION

op_chg_events: bool

Supports Operational Change Request/Notification Class Events

RemovableMedium

Removable Medium

Ability to remove the medium from the device

Fields

eject: bool

The drive is capable of ejecting media via START/STOP commands

lock: bool

The drive is capable of locking media

prevent_jumper: bool

The drive has a prevent jumper

load_mech: MmcLoadMech

The Loading mechanism type used by the drive

WriteProtect

Write Protect

Ability to control write protection status

RandomReadable

Random Readable

Ability to read sectors with random addressing

MultiRead

Multi-Read

The drive is able to read all CD media types; based on OSTA MultiRead

CdRead

CD Read

Ability to read CD-specific structures

Fields

active: bool

The feature is currently active

c2_error: bool

Supports C2 error pointers

cd_text: bool

Supports CD-Text (Format Code 5h of READ TOC/PMA/ATIP)

dap: bool

Supports DAP bit for the CDB in READ CD and READ CD MSF commands

DvdRead

DVD Read

Ability to read DVD-specific structures

RandomWritable

Random Writable

Write support for randomly addressed writes

IncrementalStreamingWritable

Incremental Streaming Writable

Write support for sequential recording

SectorErasable

Sector Erasable

Write support for erasable media and media that requires an erase pass before overwrite

Formattable

Formattable

Support for formatting of media

HardwareDefectManagement

Hardware Defect Management

Ability of the drive/media system to provide an apparently defect-free space

WriteOnce

Write Once

Write support for write-once media that is writable in random order

RestrictedOverwrite

Restricted Overwrite

Write support for media that shall be written from blocking boundaries only

CdRwCavWrite

CD-RW CAV Write

Ability to write high-speed CD-RW media

Mrw

MRW

Ability to recognize and read and optionally write MRW formatted media

EnhancedDefectReporting

Enhanced Defect Reporting

Ability to control RECOVERED ERROR reporting

DvdPlusRw

Ability to recognize, read and optionally write DVD+RW media

DvdPlusR

DVD+R

Ability to read DVD+R recorded media formats

RigidRestrictedOverwrite

Rigid Restricted Overwrite

Write support for media that is required to be written from Blocking boundaries with length of integral multiple of Blocking size only.

CdTrackAtOnce

CD Track At Once

Ability to write CD with Track at Once recording

CdMastering

CD Mastering

Ability to write CD with Session at Once or Raw write methods

DvdRRwWrite

DVD-R/-RW Write

Ability to write DVD specific structures

DdcdRead

DDCD Read

Ability to read user data from DDCD blocks

DdcdRWrite

DDCD-R Write

Ability to write and read DDCD-R media

DdcdRwWrite

DDCD-RW Write

Ability to write and read DDCD-RW media

LayerJumpRecording

Layer Jump Recording

Ability to record in layer jump mode

LayerJumpRigidRestrictedOverwrite

Layer Jump Rigid Restricted Overwrite

Ability to perform Layer Jump recording on Rigid Restricted Overwritable media

StopLongOperation

Stop Long Operation

Ability to stop the long immediate operation by a command

CdRwMediaWriteSupport

CD-RW Media Write Support

Ability to report CD-RW media sub-types that are supported for write

BdRPow

BD-R POW

Logical Block overwrite service on BD-R discs formatted as SRM+POW

DvdPlusRwDualLayer

DVD+RW Dual Layer

Ability to read DVD+RW Dual Layer recorded media formats

DvdPlusRDualLayer

DVD+R Dual Layer

Ability to read DVD+R Dual Layer recorded media formats

BdRead

BD Read

Ability to read control structures and user data from a BD disc

BdWrite

BD Write

Ability to write control structures and user data to certain BD discs

Tsr

Timely Safe Recording

Timely, Safe Recording permits the Host to schedule defect management

HdDvdRead

HD DVD Read

Ability to read control structures and user data from a HD DVD disc

HdDvdWrite

HD DVD Write

Ability to write control structures and user data from a HD DVD disc

HdDvdRwFragment

HD DVD-RW Fragment

HD DVD-RW fragment recording

HybridDisc

Hybrid Disc

Ability to access some hybrid discs

PowerManagement

Power Management

Host and device directed power management

Smart

SMART

Ability to perform Self Monitoring Analysis and Reporting Technology

EmbeddedChanger

Embedded Changer

Single mechanism multiple disc changer

CdAudioExternalPlay

CD Audio External Play

Ability to play audio CDs via the Logical Unit’s own analog output

Fields

active: bool

Feature is currently active

scan: bool

Supports the SCAN command

sep_channel_mute: bool

Supports independent mute of audio channels

sep_volume: bool

Supports independent volume levels for audio channels

volume_levels: u16

Number of discrete volume levels supported

MicrocodeUpgrade

Microcode Upgrade

Ability for the device to accept new microcode via the interface

Timeout

Timeout

Ability to respond to all commands within a specific time

DvdCss

DVD-CSS

Ability to perform DVD CSS/CPPM authentication and RPC

Fields

active: bool

Feature is currently active (DVD CSS/CPPM media is present)

version: u8

CSS Version

RealTimeStreaming

Real Time Streaming

Ability to read and write using host requested performance parameters

DriveSerialNumber

Drive Serial Number

The drive has a unique identifier

Fields

sno: String

MediaSerialNumber

Media Serial Number

Ability to return unique Media Serial Number

DiscControlBlocks

Disc Control Blocks

Ability to read and/or write DCBs

DvdCprm

DVD CPRM

Ability to perform DVD CPRM authentication

FirmwareInformation

Firmware Information

Firmware creation date report

Aacs

AACS

Ability to decode and optionally encode AACS protected information

DvdCssManagedRecording

DVD CSS Managed Recording

Ability to perform DVD CSS managed recording

Vcps

VCPS

Ability to decode and optionally encode VCPS protected information

SecurDisc

SecurDisc

Ability to encode and decode SecurDisc protected information

Ossc

OSSC

TCG Optical Security Subsystem Class feature

VendorSpecific

Vendor Specific

Vendor-specific feature

Trait Implementations

impl Clone for MmcFeature

fn clone(&self) -> MmcFeature

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for MmcFeature

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Default for MmcFeature

fn default() -> MmcFeature

Returns the “default value” for a type.

impl Display for MmcFeature

fn fmt(&self, formatter: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Eq for MmcFeature

impl Hash for MmcFeature

fn hash<__H: Hasher>(&self, state: &mut __H)

Feeds this value into the given Hasher.

fn hash_slice<H>(data: &[Self], state: &mut H)

where H: Hasher, Self: Sized,

Feeds a slice of this type into the given Hasher.

impl Ord for MmcFeature

fn cmp(&self, other: &MmcFeature) -> Ordering

This method returns an Ordering between self and other.

fn max(self, other: Self) -> Self

where Self: Sized,

Compares and returns the maximum of two values.

fn min(self, other: Self) -> Self

where Self: Sized,

Compares and returns the minimum of two values.

fn clamp(self, min: Self, max: Self) -> Self

where Self: Sized,

Restrict a value to a certain interval.

impl PartialEq for MmcFeature

fn eq(&self, other: &MmcFeature) -> bool

Equality operator ==.

fn ne(&self, other: &Rhs) -> bool

Inequality operator !=.

impl PartialOrd for MmcFeature

fn partial_cmp(&self, other: &MmcFeature) -> Option<Ordering>

This method returns an ordering between self and other values if one exists.

fn lt(&self, other: &Rhs) -> bool

Tests less than (for self and other) and is used by the < operator.

fn le(&self, other: &Rhs) -> bool

Tests less than or equal to (for self and other) and is used by the <= operator.

fn gt(&self, other: &Rhs) -> bool

Tests greater than (for self and other) and is used by the > operator.

fn ge(&self, other: &Rhs) -> bool

Tests greater than or equal to (for self and other) and is used by the >= operator.

impl StructuralPartialEq for MmcFeature