Enum Advice

#[repr(u8)]
pub enum Advice {
    Normal = 0,
    Sequential = 1,
    Random = 2,
    WillNeed = 3,
    DontNeed = 4,
    NoReuse = 5,
}

File or memory access pattern advisory information.

Variants

Normal = 0

The application has no advice to give on its behavior with respect to the specified data.

Sequential = 1

The application expects to access the specified data sequentially from lower offsets to higher offsets.

Random = 2

The application expects to access the specified data in a random order.

WillNeed = 3

The application expects to access the specified data in the near future.

DontNeed = 4

The application expects that it will not access the specified data in the near future.

NoReuse = 5

The application expects to access the specified data once and then not reuse it thereafter.

Trait Implementations

impl Clone for Advice

fn clone(&self) -> Advice

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Debug for Advice

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

Formats the value using the given formatter.

impl From<Advice> for Advice

fn from(other: Advice) -> Self

Converts to this type from the input type.

impl From<Advice> for Advice

Available on crate feature preview1 only.

fn from(advice: Advice) -> Self

Converts to this type from the input type.

impl PartialEq for Advice

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

Tests for self and other values to be equal, and is used by ==.

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

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.

impl ComponentType for Advice

impl Copy for Advice

impl Eq for Advice

impl Lift for Advice

impl Lower for Advice

impl StructuralPartialEq for Advice