Struct block_sys::Block_byref[−][src]

#[repr(C)]pub struct Block_byref {
    pub header: Block_byref_header,
    pub keep: Option<unsafe extern "C" fn(dst: *mut Block_byref_header, src: *mut Block_byref_header)>,
    pub destroy: Option<unsafe extern "C" fn(src: *mut Block_byref_header)>,
}

Expand description

Structure used for on-stack variables that are referenced by blocks.

requires BLOCK_BYREF_HAS_COPY_DISPOSE

Fields

header: Block_byref_headerkeep: Option<unsafe extern "C" fn(dst: *mut Block_byref_header, src: *mut Block_byref_header)>

Copy function.

destroy: Option<unsafe extern "C" fn(src: *mut Block_byref_header)>

Dispose function.

Auto Trait Implementations

impl RefUnwindSafe for Block_byref

impl !Send for Block_byref

impl !Sync for Block_byref

impl Unpin for Block_byref

impl UnwindSafe for Block_byref

Blanket Implementations

impl<T> Any for T where
T: 'static + ?Sized,

pub fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

impl<T> Borrow<T> for T where
T: ?Sized,

pub fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

impl<T> BorrowMut<T> for T where
T: ?Sized,

pub fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more

impl<T> From<T> for T

pub fn from(t: T) -> T

Performs the conversion.

impl<T, U> Into<U> for T where
U: From<T>,

pub fn into(self) -> U

Performs the conversion.

impl<T, U> TryFrom<U> for T where
U: Into<T>,

type Error = Infallible

The type returned in the event of a conversion error.

pub fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.

impl<T, U> TryInto<U> for T where
U: TryFrom<T>,

type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.

pub fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.