pub enum LinuxSeekFrom {
Start(c_off_t),
Current(c_off_t),
End(c_off_t),
Data(c_off_t),
Hole(c_off_t),
}Available on crate feature
linux only.Expand description
๐ง ๐ A Linux file-positioning directive.
๐ sys/os/linux/io::LinuxSeekFrom
๐ฆ size_of::<LinuxSeekFrom>() == 12 bytes / 96 bits #๏ธโฃ #[cfg(target_pointer_width = โ32โ)]
โ๏ธOption<T> ๐ฐ T
๐ฆ size_of::<LinuxSeekFrom>() == 16 bytes / 128 bits #๏ธโฃ #[cfg(target_pointer_width = โ64โ)]
โ๏ธOption<T> ๐ฐ T
Variantsยง
Start(c_off_t)
Seek from the start of the file.
Current(c_off_t)
Seek from the current file position.
End(c_off_t)
Seek from the end of the file.
Data(c_off_t)
Seek to the next data region at or after the offset.
Hole(c_off_t)
Seek to the next hole at or after the offset.
Trait Implementationsยง
Sourceยงimpl Clone for LinuxSeekFrom
impl Clone for LinuxSeekFrom
Sourceยงfn clone(&self) -> LinuxSeekFrom
fn clone(&self) -> LinuxSeekFrom
Returns a duplicate of the value. Read more
1.0.0 (const: unstable) ยท Sourceยงfn clone_from(&mut self, source: &Self)
fn clone_from(&mut self, source: &Self)
Performs copy-assignment from
source. Read moreimpl Copy for LinuxSeekFrom
Sourceยงimpl Debug for LinuxSeekFrom
impl Debug for LinuxSeekFrom
impl Eq for LinuxSeekFrom
Sourceยงimpl PartialEq for LinuxSeekFrom
impl PartialEq for LinuxSeekFrom
impl StructuralPartialEq for LinuxSeekFrom
Auto Trait Implementationsยง
impl Freeze for LinuxSeekFrom
impl RefUnwindSafe for LinuxSeekFrom
impl Send for LinuxSeekFrom
impl Sync for LinuxSeekFrom
impl Unpin for LinuxSeekFrom
impl UnsafeUnpin for LinuxSeekFrom
impl UnwindSafe for LinuxSeekFrom
Blanket Implementationsยง
Sourceยงimpl<T> AnyExt for T
impl<T> AnyExt for T
Sourceยงfn type_hash_with<H: Hasher>(&self, hasher: H) -> u64
fn type_hash_with<H: Hasher>(&self, hasher: H) -> u64
Returns a deterministic hash of the
TypeId of Self using a custom hasher.Sourceยงfn as_any_mut(&mut self) -> &mut dyn Anywhere
Self: Sized,
fn as_any_mut(&mut self) -> &mut dyn Anywhere
Self: Sized,
Sourceยงfn as_any_box(self: Box<Self>) -> Box<dyn Any>where
Self: Sized,
fn as_any_box(self: Box<Self>) -> Box<dyn Any>where
Self: Sized,
Available on crate feature
alloc only.Sourceยงimpl<T> BorrowMut<T> for Twhere
T: ?Sized,
impl<T> BorrowMut<T> for Twhere
T: ?Sized,
Sourceยงfn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more
Sourceยงimpl<T> ByteSized for T
impl<T> ByteSized for T
Sourceยงconst BYTE_ALIGN: usize = _
const BYTE_ALIGN: usize = _
The alignment of this type in bytes.
Sourceยงfn byte_align(&self) -> usize
fn byte_align(&self) -> usize
Returns the alignment of this type in bytes.
Sourceยงfn ptr_size_ratio(&self) -> [usize; 2]
fn ptr_size_ratio(&self) -> [usize; 2]
Sourceยงimpl<T> CloneToUninit for Twhere
T: Clone,
impl<T> CloneToUninit for Twhere
T: Clone,
Sourceยงimpl<Q, K> Equivalent<K> for Q
impl<Q, K> Equivalent<K> for Q
Sourceยงimpl<T> MemExt for Twhere
T: ?Sized,
impl<T> MemExt for Twhere
T: ?Sized,
Sourceยงconst NEEDS_DROP: bool = _
const NEEDS_DROP: bool = _
Know whether dropping values of this type matters, in compile-time.
Sourceยงfn mem_align_of<T>() -> usize
fn mem_align_of<T>() -> usize
Returns the minimum alignment of the type in bytes. Read more
Sourceยงfn mem_align_of_val(&self) -> usize
fn mem_align_of_val(&self) -> usize
Returns the alignment of the pointed-to value in bytes. Read more
Sourceยงfn mem_size_of<T>() -> usize
fn mem_size_of<T>() -> usize
Returns the size of a type in bytes. Read more
Sourceยงfn mem_size_of_val(&self) -> usize
fn mem_size_of_val(&self) -> usize
Returns the size of the pointed-to value in bytes. Read more
Sourceยงfn mem_needs_drop(&self) -> bool
fn mem_needs_drop(&self) -> bool
Returns
true if dropping values of this type matters. Read moreSourceยงfn mem_forget(self)where
Self: Sized,
fn mem_forget(self)where
Self: Sized,
Forgets about
self without running its destructor. Read moreSourceยงfn mem_replace(&mut self, other: Self) -> Selfwhere
Self: Sized,
fn mem_replace(&mut self, other: Self) -> Selfwhere
Self: Sized,
Sourceยงunsafe fn mem_zeroed<T>() -> T
unsafe fn mem_zeroed<T>() -> T
Available on crate feature
unsafe_layout only.Returns the value of type
T represented by the all-zero byte-pattern. Read moreSourceยงunsafe fn mem_transmute_copy<Src, Dst>(src: &Src) -> Dst
unsafe fn mem_transmute_copy<Src, Dst>(src: &Src) -> Dst
Available on crate feature
unsafe_layout only.Returns the value of type
T represented by the all-zero byte-pattern. Read moreSourceยงfn mem_as_bytes(&self) -> &[u8] โ
fn mem_as_bytes(&self) -> &[u8] โ
Available on crate feature
unsafe_slice only.