#[repr(C, packed(1))]pub struct Key {
pub objectid: U64,
pub key_type: u8,
pub offset: U64,
}
Expand description
A key used to describe and locate any item in any tree.
Fields§
§objectid: U64
§key_type: u8
§offset: U64
Trait Implementations§
Source§impl FromBytes for Key
impl FromBytes for Key
Source§fn ref_from_bytes(
source: &[u8],
) -> Result<&Self, ConvertError<AlignmentError<&[u8], Self>, SizeError<&[u8], Self>, Infallible>>where
Self: KnownLayout + Immutable,
fn ref_from_bytes(
source: &[u8],
) -> Result<&Self, ConvertError<AlignmentError<&[u8], Self>, SizeError<&[u8], Self>, Infallible>>where
Self: KnownLayout + Immutable,
Source§fn ref_from_prefix(
source: &[u8],
) -> Result<(&Self, &[u8]), ConvertError<AlignmentError<&[u8], Self>, SizeError<&[u8], Self>, Infallible>>where
Self: KnownLayout + Immutable,
fn ref_from_prefix(
source: &[u8],
) -> Result<(&Self, &[u8]), ConvertError<AlignmentError<&[u8], Self>, SizeError<&[u8], Self>, Infallible>>where
Self: KnownLayout + Immutable,
Source§fn ref_from_suffix(
source: &[u8],
) -> Result<(&[u8], &Self), ConvertError<AlignmentError<&[u8], Self>, SizeError<&[u8], Self>, Infallible>>where
Self: Immutable + KnownLayout,
fn ref_from_suffix(
source: &[u8],
) -> Result<(&[u8], &Self), ConvertError<AlignmentError<&[u8], Self>, SizeError<&[u8], Self>, Infallible>>where
Self: Immutable + KnownLayout,
Interprets the suffix of the given bytes as a
&Self
. Read moreSource§fn mut_from_bytes(
source: &mut [u8],
) -> Result<&mut Self, ConvertError<AlignmentError<&mut [u8], Self>, SizeError<&mut [u8], Self>, Infallible>>where
Self: IntoBytes + KnownLayout,
fn mut_from_bytes(
source: &mut [u8],
) -> Result<&mut Self, ConvertError<AlignmentError<&mut [u8], Self>, SizeError<&mut [u8], Self>, Infallible>>where
Self: IntoBytes + KnownLayout,
Source§fn mut_from_prefix(
source: &mut [u8],
) -> Result<(&mut Self, &mut [u8]), ConvertError<AlignmentError<&mut [u8], Self>, SizeError<&mut [u8], Self>, Infallible>>where
Self: IntoBytes + KnownLayout,
fn mut_from_prefix(
source: &mut [u8],
) -> Result<(&mut Self, &mut [u8]), ConvertError<AlignmentError<&mut [u8], Self>, SizeError<&mut [u8], Self>, Infallible>>where
Self: IntoBytes + KnownLayout,
Source§fn mut_from_suffix(
source: &mut [u8],
) -> Result<(&mut [u8], &mut Self), ConvertError<AlignmentError<&mut [u8], Self>, SizeError<&mut [u8], Self>, Infallible>>where
Self: IntoBytes + KnownLayout,
fn mut_from_suffix(
source: &mut [u8],
) -> Result<(&mut [u8], &mut Self), ConvertError<AlignmentError<&mut [u8], Self>, SizeError<&mut [u8], Self>, Infallible>>where
Self: IntoBytes + KnownLayout,
Source§fn ref_from_bytes_with_elems(
source: &[u8],
count: usize,
) -> Result<&Self, ConvertError<AlignmentError<&[u8], Self>, SizeError<&[u8], Self>, Infallible>>
fn ref_from_bytes_with_elems( source: &[u8], count: usize, ) -> Result<&Self, ConvertError<AlignmentError<&[u8], Self>, SizeError<&[u8], Self>, Infallible>>
Source§fn ref_from_prefix_with_elems(
source: &[u8],
count: usize,
) -> Result<(&Self, &[u8]), ConvertError<AlignmentError<&[u8], Self>, SizeError<&[u8], Self>, Infallible>>
fn ref_from_prefix_with_elems( source: &[u8], count: usize, ) -> Result<(&Self, &[u8]), ConvertError<AlignmentError<&[u8], Self>, SizeError<&[u8], Self>, Infallible>>
Source§fn ref_from_suffix_with_elems(
source: &[u8],
count: usize,
) -> Result<(&[u8], &Self), ConvertError<AlignmentError<&[u8], Self>, SizeError<&[u8], Self>, Infallible>>
fn ref_from_suffix_with_elems( source: &[u8], count: usize, ) -> Result<(&[u8], &Self), ConvertError<AlignmentError<&[u8], Self>, SizeError<&[u8], Self>, Infallible>>
Source§fn mut_from_bytes_with_elems(
source: &mut [u8],
count: usize,
) -> Result<&mut Self, ConvertError<AlignmentError<&mut [u8], Self>, SizeError<&mut [u8], Self>, Infallible>>
fn mut_from_bytes_with_elems( source: &mut [u8], count: usize, ) -> Result<&mut Self, ConvertError<AlignmentError<&mut [u8], Self>, SizeError<&mut [u8], Self>, Infallible>>
Source§fn mut_from_prefix_with_elems(
source: &mut [u8],
count: usize,
) -> Result<(&mut Self, &mut [u8]), ConvertError<AlignmentError<&mut [u8], Self>, SizeError<&mut [u8], Self>, Infallible>>
fn mut_from_prefix_with_elems( source: &mut [u8], count: usize, ) -> Result<(&mut Self, &mut [u8]), ConvertError<AlignmentError<&mut [u8], Self>, SizeError<&mut [u8], Self>, Infallible>>
Source§fn mut_from_suffix_with_elems(
source: &mut [u8],
count: usize,
) -> Result<(&mut [u8], &mut Self), ConvertError<AlignmentError<&mut [u8], Self>, SizeError<&mut [u8], Self>, Infallible>>
fn mut_from_suffix_with_elems( source: &mut [u8], count: usize, ) -> Result<(&mut [u8], &mut Self), ConvertError<AlignmentError<&mut [u8], Self>, SizeError<&mut [u8], Self>, Infallible>>
Source§impl IntoBytes for Key
impl IntoBytes for Key
Source§fn as_mut_bytes(&mut self) -> &mut [u8]where
Self: FromBytes,
fn as_mut_bytes(&mut self) -> &mut [u8]where
Self: FromBytes,
Gets the bytes of this value mutably. Read more
Source§fn write_to(&self, dst: &mut [u8]) -> Result<(), SizeError<&Self, &mut [u8]>>where
Self: Immutable,
fn write_to(&self, dst: &mut [u8]) -> Result<(), SizeError<&Self, &mut [u8]>>where
Self: Immutable,
Source§impl KnownLayout for Keywhere
U64LE: KnownLayout,
impl KnownLayout for Keywhere
U64LE: KnownLayout,
Source§type PointerMetadata = <U64<LittleEndian> as KnownLayout>::PointerMetadata
type PointerMetadata = <U64<LittleEndian> as KnownLayout>::PointerMetadata
The type of metadata stored in a pointer to
Self
. Read moreSource§impl TryFromBytes for Key
impl TryFromBytes for Key
Source§fn try_ref_from_bytes(
source: &[u8],
) -> Result<&Self, ConvertError<AlignmentError<&[u8], Self>, SizeError<&[u8], Self>, ValidityError<&[u8], Self>>>where
Self: KnownLayout + Immutable,
fn try_ref_from_bytes(
source: &[u8],
) -> Result<&Self, ConvertError<AlignmentError<&[u8], Self>, SizeError<&[u8], Self>, ValidityError<&[u8], Self>>>where
Self: KnownLayout + Immutable,
Source§fn try_ref_from_prefix(
source: &[u8],
) -> Result<(&Self, &[u8]), ConvertError<AlignmentError<&[u8], Self>, SizeError<&[u8], Self>, ValidityError<&[u8], Self>>>where
Self: KnownLayout + Immutable,
fn try_ref_from_prefix(
source: &[u8],
) -> Result<(&Self, &[u8]), ConvertError<AlignmentError<&[u8], Self>, SizeError<&[u8], Self>, ValidityError<&[u8], Self>>>where
Self: KnownLayout + Immutable,
Source§fn try_ref_from_suffix(
source: &[u8],
) -> Result<(&[u8], &Self), ConvertError<AlignmentError<&[u8], Self>, SizeError<&[u8], Self>, ValidityError<&[u8], Self>>>where
Self: KnownLayout + Immutable,
fn try_ref_from_suffix(
source: &[u8],
) -> Result<(&[u8], &Self), ConvertError<AlignmentError<&[u8], Self>, SizeError<&[u8], Self>, ValidityError<&[u8], Self>>>where
Self: KnownLayout + Immutable,
Source§fn try_mut_from_bytes(
bytes: &mut [u8],
) -> Result<&mut Self, ConvertError<AlignmentError<&mut [u8], Self>, SizeError<&mut [u8], Self>, ValidityError<&mut [u8], Self>>>where
Self: KnownLayout + IntoBytes,
fn try_mut_from_bytes(
bytes: &mut [u8],
) -> Result<&mut Self, ConvertError<AlignmentError<&mut [u8], Self>, SizeError<&mut [u8], Self>, ValidityError<&mut [u8], Self>>>where
Self: KnownLayout + IntoBytes,
Source§fn try_mut_from_prefix(
source: &mut [u8],
) -> Result<(&mut Self, &mut [u8]), ConvertError<AlignmentError<&mut [u8], Self>, SizeError<&mut [u8], Self>, ValidityError<&mut [u8], Self>>>where
Self: KnownLayout + IntoBytes,
fn try_mut_from_prefix(
source: &mut [u8],
) -> Result<(&mut Self, &mut [u8]), ConvertError<AlignmentError<&mut [u8], Self>, SizeError<&mut [u8], Self>, ValidityError<&mut [u8], Self>>>where
Self: KnownLayout + IntoBytes,
Source§fn try_mut_from_suffix(
source: &mut [u8],
) -> Result<(&mut [u8], &mut Self), ConvertError<AlignmentError<&mut [u8], Self>, SizeError<&mut [u8], Self>, ValidityError<&mut [u8], Self>>>where
Self: KnownLayout + IntoBytes,
fn try_mut_from_suffix(
source: &mut [u8],
) -> Result<(&mut [u8], &mut Self), ConvertError<AlignmentError<&mut [u8], Self>, SizeError<&mut [u8], Self>, ValidityError<&mut [u8], Self>>>where
Self: KnownLayout + IntoBytes,
Source§fn try_ref_from_bytes_with_elems(
source: &[u8],
count: usize,
) -> Result<&Self, ConvertError<AlignmentError<&[u8], Self>, SizeError<&[u8], Self>, ValidityError<&[u8], Self>>>
fn try_ref_from_bytes_with_elems( source: &[u8], count: usize, ) -> Result<&Self, ConvertError<AlignmentError<&[u8], Self>, SizeError<&[u8], Self>, ValidityError<&[u8], Self>>>
Source§fn try_ref_from_prefix_with_elems(
source: &[u8],
count: usize,
) -> Result<(&Self, &[u8]), ConvertError<AlignmentError<&[u8], Self>, SizeError<&[u8], Self>, ValidityError<&[u8], Self>>>
fn try_ref_from_prefix_with_elems( source: &[u8], count: usize, ) -> Result<(&Self, &[u8]), ConvertError<AlignmentError<&[u8], Self>, SizeError<&[u8], Self>, ValidityError<&[u8], Self>>>
Attempts to interpret the prefix of the given
source
as a &Self
with
a DST length equal to count
. Read moreSource§fn try_ref_from_suffix_with_elems(
source: &[u8],
count: usize,
) -> Result<(&[u8], &Self), ConvertError<AlignmentError<&[u8], Self>, SizeError<&[u8], Self>, ValidityError<&[u8], Self>>>
fn try_ref_from_suffix_with_elems( source: &[u8], count: usize, ) -> Result<(&[u8], &Self), ConvertError<AlignmentError<&[u8], Self>, SizeError<&[u8], Self>, ValidityError<&[u8], Self>>>
Attempts to interpret the suffix of the given
source
as a &Self
with
a DST length equal to count
. Read moreSource§fn try_mut_from_bytes_with_elems(
source: &mut [u8],
count: usize,
) -> Result<&mut Self, ConvertError<AlignmentError<&mut [u8], Self>, SizeError<&mut [u8], Self>, ValidityError<&mut [u8], Self>>>
fn try_mut_from_bytes_with_elems( source: &mut [u8], count: usize, ) -> Result<&mut Self, ConvertError<AlignmentError<&mut [u8], Self>, SizeError<&mut [u8], Self>, ValidityError<&mut [u8], Self>>>
Source§fn try_mut_from_prefix_with_elems(
source: &mut [u8],
count: usize,
) -> Result<(&mut Self, &mut [u8]), ConvertError<AlignmentError<&mut [u8], Self>, SizeError<&mut [u8], Self>, ValidityError<&mut [u8], Self>>>
fn try_mut_from_prefix_with_elems( source: &mut [u8], count: usize, ) -> Result<(&mut Self, &mut [u8]), ConvertError<AlignmentError<&mut [u8], Self>, SizeError<&mut [u8], Self>, ValidityError<&mut [u8], Self>>>
Attempts to interpret the prefix of the given
source
as a &mut Self
with a DST length equal to count
. Read moreSource§fn try_mut_from_suffix_with_elems(
source: &mut [u8],
count: usize,
) -> Result<(&mut [u8], &mut Self), ConvertError<AlignmentError<&mut [u8], Self>, SizeError<&mut [u8], Self>, ValidityError<&mut [u8], Self>>>
fn try_mut_from_suffix_with_elems( source: &mut [u8], count: usize, ) -> Result<(&mut [u8], &mut Self), ConvertError<AlignmentError<&mut [u8], Self>, SizeError<&mut [u8], Self>, ValidityError<&mut [u8], Self>>>
Attempts to interpret the suffix of the given
source
as a &mut Self
with a DST length equal to count
. Read moreSource§fn try_read_from_bytes(
source: &[u8],
) -> Result<Self, ConvertError<Infallible, SizeError<&[u8], Self>, ValidityError<&[u8], Self>>>where
Self: Sized,
fn try_read_from_bytes(
source: &[u8],
) -> Result<Self, ConvertError<Infallible, SizeError<&[u8], Self>, ValidityError<&[u8], Self>>>where
Self: Sized,
Source§fn try_read_from_prefix(
source: &[u8],
) -> Result<(Self, &[u8]), ConvertError<Infallible, SizeError<&[u8], Self>, ValidityError<&[u8], Self>>>where
Self: Sized,
fn try_read_from_prefix(
source: &[u8],
) -> Result<(Self, &[u8]), ConvertError<Infallible, SizeError<&[u8], Self>, ValidityError<&[u8], Self>>>where
Self: Sized,
Source§fn try_read_from_suffix(
source: &[u8],
) -> Result<(&[u8], Self), ConvertError<Infallible, SizeError<&[u8], Self>, ValidityError<&[u8], Self>>>where
Self: Sized,
fn try_read_from_suffix(
source: &[u8],
) -> Result<(&[u8], Self), ConvertError<Infallible, SizeError<&[u8], Self>, ValidityError<&[u8], Self>>>where
Self: Sized,
impl Copy for Key
impl Immutable for Key
impl Unaligned for Key
Auto Trait Implementations§
impl Freeze for Key
impl RefUnwindSafe for Key
impl Send for Key
impl Sync for Key
impl Unpin for Key
impl UnwindSafe for Key
Blanket Implementations§
Source§impl<T> BorrowMut<T> for Twhere
T: ?Sized,
impl<T> BorrowMut<T> for Twhere
T: ?Sized,
Source§fn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more