Struct x86::segmentation::SegmentSelector

pub struct SegmentSelector { /* fields omitted */ }

Specifies which element to load into a segment from descriptor tables (i.e., is a index to LDT or GDT table with some additional flags).

See Intel 3a, Section 3.4.2 “Segment Selectors”

Implementations

impl SegmentSelector

pub const RPL_0: SegmentSelector

Requestor Privilege Level

pub const RPL_1: SegmentSelector

pub const RPL_2: SegmentSelector

pub const RPL_3: SegmentSelector

pub const TI_GDT: SegmentSelector

Table Indicator (TI) 0 means GDT is used.

pub const TI_LDT: SegmentSelector

Table Indicator (TI) 1 means LDT is used.

pub const fn empty() -> SegmentSelector

Returns an empty set of flags

pub const fn all() -> SegmentSelector

Returns the set containing all flags.

pub const fn bits(&self) -> u16

Returns the raw value of the flags currently stored.

pub fn from_bits(bits: u16) -> Option<SegmentSelector>

Convert from underlying bit representation, unless that representation contains bits that do not correspond to a flag.

pub const fn from_bits_truncate(bits: u16) -> SegmentSelector

Convert from underlying bit representation, dropping any bits that do not correspond to flags.

pub const unsafe fn from_bits_unchecked(bits: u16) -> SegmentSelector

Convert from underlying bit representation, preserving all bits (even those not corresponding to a defined flag).

pub const fn is_empty(&self) -> bool

Returns true if no flags are currently stored.

pub const fn is_all(&self) -> bool

Returns true if all flags are currently set.

pub const fn intersects(&self, other: SegmentSelector) -> bool

Returns true if there are flags common to both self and other.

pub const fn contains(&self, other: SegmentSelector) -> bool

Returns true all of the flags in other are contained within self.

pub fn insert(&mut self, other: SegmentSelector)

Inserts the specified flags in-place.

pub fn remove(&mut self, other: SegmentSelector)

Removes the specified flags in-place.

pub fn toggle(&mut self, other: SegmentSelector)

Toggles the specified flags in-place.

pub fn set(&mut self, other: SegmentSelector, value: bool)

Inserts or removes the specified flags depending on the passed value.

impl SegmentSelector

pub const fn new(index: u16, rpl: Ring) -> SegmentSelector

Create a new SegmentSelector

Arguments

• index - index in GDT or LDT array.
• rpl - Requested privilege level of the selector

pub fn index(&self) -> u16

Returns segment selector’s index in GDT or LDT.

pub const fn from_raw(bits: u16) -> SegmentSelector

Make a new segment selector from a untyped u16 value.

Trait Implementations

impl Binary for SegmentSelector

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

Formats the value using the given formatter.

impl BitAnd<SegmentSelector> for SegmentSelector

type Output = SegmentSelector

The resulting type after applying the & operator.

fn bitand(self, other: SegmentSelector) -> SegmentSelector

Returns the intersection between the two sets of flags.

impl BitAndAssign<SegmentSelector> for SegmentSelector

fn bitand_assign(&mut self, other: SegmentSelector)

Disables all flags disabled in the set.

impl BitOr<SegmentSelector> for SegmentSelector

type Output = SegmentSelector

The resulting type after applying the | operator.

fn bitor(self, other: SegmentSelector) -> SegmentSelector

Returns the union of the two sets of flags.

impl BitOrAssign<SegmentSelector> for SegmentSelector

fn bitor_assign(&mut self, other: SegmentSelector)

Adds the set of flags.

impl BitXor<SegmentSelector> for SegmentSelector

type Output = SegmentSelector

The resulting type after applying the ^ operator.

fn bitxor(self, other: SegmentSelector) -> SegmentSelector

Returns the left flags, but with all the right flags toggled.

impl BitXorAssign<SegmentSelector> for SegmentSelector

fn bitxor_assign(&mut self, other: SegmentSelector)

Toggles the set of flags.

impl Clone for SegmentSelector

fn clone(&self) -> SegmentSelector

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Copy for SegmentSelector

impl Debug for SegmentSelector

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

Formats the value using the given formatter.

impl Display for SegmentSelector

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

Formats the value using the given formatter.

impl Eq for SegmentSelector

impl Extend<SegmentSelector> for SegmentSelector

fn extend<T: IntoIterator<Item = SegmentSelector>>(&mut self, iterator: T)

Extends a collection with the contents of an iterator.

pub fn extend_one(&mut self, item: A)

🔬 This is a nightly-only experimental API. (extend_one)

Extends a collection with exactly one element.

pub fn extend_reserve(&mut self, additional: usize)

🔬 This is a nightly-only experimental API. (extend_one)

Reserves capacity in a collection for the given number of additional elements.

impl FromIterator<SegmentSelector> for SegmentSelector

fn from_iter<T: IntoIterator<Item = SegmentSelector>>(
    iterator: T
) -> SegmentSelector

Creates a value from an iterator.

impl Hash for SegmentSelector

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

Feeds this value into the given Hasher.

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

Feeds a slice of this type into the given Hasher.

impl LowerHex for SegmentSelector

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

Formats the value using the given formatter.

impl Not for SegmentSelector

type Output = SegmentSelector

The resulting type after applying the ! operator.

fn not(self) -> SegmentSelector

Returns the complement of this set of flags.

impl Octal for SegmentSelector

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

Formats the value using the given formatter.

impl Ord for SegmentSelector

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

This method returns an Ordering between self and other.

#[must_use]pub fn max(self, other: Self) -> Self

Compares and returns the maximum of two values.

#[must_use]pub fn min(self, other: Self) -> Self

Compares and returns the minimum of two values.

#[must_use]pub fn clamp(self, min: Self, max: Self) -> Self

Restrict a value to a certain interval.

impl PartialEq<SegmentSelector> for SegmentSelector

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

This method tests for self and other values to be equal, and is used by ==.

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

This method tests for !=.

impl PartialOrd<SegmentSelector> for SegmentSelector

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

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

#[must_use]pub fn lt(&self, other: &Rhs) -> bool

This method tests less than (for self and other) and is used by the < operator.

#[must_use]pub fn le(&self, other: &Rhs) -> bool

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

#[must_use]pub fn gt(&self, other: &Rhs) -> bool

This method tests greater than (for self and other) and is used by the > operator.

#[must_use]pub fn ge(&self, other: &Rhs) -> bool

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

impl StructuralEq for SegmentSelector

impl StructuralPartialEq for SegmentSelector

impl Sub<SegmentSelector> for SegmentSelector

type Output = SegmentSelector

The resulting type after applying the - operator.

fn sub(self, other: SegmentSelector) -> SegmentSelector

Returns the set difference of the two sets of flags.

impl SubAssign<SegmentSelector> for SegmentSelector

fn sub_assign(&mut self, other: SegmentSelector)

Disables all flags enabled in the set.

impl UpperHex for SegmentSelector

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

Formats the value using the given formatter.