Struct pagemap::PagePermissions

pub struct PagePermissions { /* fields omitted */ }

The permissions that a page may have.

Implementations

impl PagePermissions

pub const READ: PagePermissions

Permission to be read.

pub const WRITE: PagePermissions

Permission to be written.

pub const EXECUTE: PagePermissions

Permission to be executed.

pub const SHARED: PagePermissions

A page can be shared or private (i.e., copy-on-write).

pub const fn empty() -> PagePermissions

Returns an empty set of flags

pub const fn all() -> PagePermissions

Returns the set containing all flags.

pub const fn bits(&self) -> u8

Returns the raw value of the flags currently stored.

pub fn from_bits(bits: u8) -> Option<PagePermissions>

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

pub const fn from_bits_truncate(bits: u8) -> PagePermissions

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

pub const unsafe fn from_bits_unchecked(bits: u8) -> PagePermissions

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: PagePermissions) -> bool

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

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

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

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

Inserts the specified flags in-place.

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

Removes the specified flags in-place.

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

Toggles the specified flags in-place.

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

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

Trait Implementations

impl Binary for PagePermissions

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

Formats the value using the given formatter.

impl BitAnd<PagePermissions> for PagePermissions

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

Returns the intersection between the two sets of flags.

type Output = PagePermissions

The resulting type after applying the & operator.

impl BitAndAssign<PagePermissions> for PagePermissions

fn bitand_assign(&mut self, other: PagePermissions)

Disables all flags disabled in the set.

impl BitOr<PagePermissions> for PagePermissions

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

Returns the union of the two sets of flags.

type Output = PagePermissions

The resulting type after applying the | operator.

impl BitOrAssign<PagePermissions> for PagePermissions

fn bitor_assign(&mut self, other: PagePermissions)

Adds the set of flags.

impl BitXor<PagePermissions> for PagePermissions

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

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

type Output = PagePermissions

The resulting type after applying the ^ operator.

impl BitXorAssign<PagePermissions> for PagePermissions

fn bitxor_assign(&mut self, other: PagePermissions)

Toggles the set of flags.

impl Clone for PagePermissions

fn clone(&self) -> PagePermissions

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Debug for PagePermissions

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

Formats the value using the given formatter.

impl Default for PagePermissions

fn default() -> PagePermissions

Returns the “default value” for a type.

impl Display for PagePermissions

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

Formats the value using the given formatter.

impl Extend<PagePermissions> for PagePermissions

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

Extends a collection with the contents of an iterator.

fn extend_one(&mut self, item: A)

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

Extends a collection with exactly one element.

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<PagePermissions> for PagePermissions

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

Creates a value from an iterator.

impl FromStr for PagePermissions

type Err = PageMapError

The associated error which can be returned from parsing.

fn from_str(s: &str) -> Result<Self>

Parses a string s to return a value of this type.

impl Hash for PagePermissions

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, 

Feeds a slice of this type into the given Hasher.

impl LowerHex for PagePermissions

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

Formats the value using the given formatter.

impl Not for PagePermissions

fn not(self) -> PagePermissions

Returns the complement of this set of flags.

type Output = PagePermissions

The resulting type after applying the ! operator.

impl Octal for PagePermissions

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

Formats the value using the given formatter.

impl Ord for PagePermissions

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

This method returns an Ordering between self and other.

#[must_use]

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

Compares and returns the maximum of two values.

#[must_use]

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

Compares and returns the minimum of two values.

#[must_use]

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

Restrict a value to a certain interval.

impl PartialEq<PagePermissions> for PagePermissions

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

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

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

This method tests for !=.

impl PartialOrd<PagePermissions> for PagePermissions

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

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

#[must_use]

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

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

#[must_use]

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]

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

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

#[must_use]

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 Sub<PagePermissions> for PagePermissions

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

Returns the set difference of the two sets of flags.

type Output = PagePermissions

The resulting type after applying the - operator.

impl SubAssign<PagePermissions> for PagePermissions

fn sub_assign(&mut self, other: PagePermissions)

Disables all flags enabled in the set.

impl UpperHex for PagePermissions

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

Formats the value using the given formatter.

impl Copy for PagePermissions

impl Eq for PagePermissions

impl StructuralEq for PagePermissions

impl StructuralPartialEq for PagePermissions