PFlags

Struct PFlags 

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#[repr(transparent)]
pub struct PFlags(u32);
Expand description

Bitfield wrapper for Elf64_Phdr.p_flags (32-bit)

Layout (LSB→MSB):

  • bit 0: execute
  • bit 1: write
  • bit 2: read
  • bits 3..31: reserved (must be zero for standard flags)

Tuple Fields§

§0: u32

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impl PFlags

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const EXECUTE_BITS: usize = 1usize

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const EXECUTE_OFFSET: usize = 0usize

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const WRITE_BITS: usize = 1usize

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const WRITE_OFFSET: usize = 1usize

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const READ_BITS: usize = 1usize

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const READ_OFFSET: usize = 2usize

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pub const fn new() -> Self

Creates a new default initialized bitfield.

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pub const fn from_bits(bits: u32) -> Self

Convert from bits.

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pub const fn into_bits(self) -> u32

Convert into bits.

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pub const fn execute(&self) -> bool

Bits: 0..1

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pub const fn with_execute_checked(self, value: bool) -> Result<Self, ()>

Bits: 0..1

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pub const fn with_execute(self, value: bool) -> Self

Bits: 0..1

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pub const fn set_execute(&mut self, value: bool)

Bits: 0..1

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pub const fn set_execute_checked(&mut self, value: bool) -> Result<(), ()>

Bits: 0..1

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pub const fn write(&self) -> bool

Bits: 1..2

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pub const fn with_write_checked(self, value: bool) -> Result<Self, ()>

Bits: 1..2

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pub const fn with_write(self, value: bool) -> Self

Bits: 1..2

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pub const fn set_write(&mut self, value: bool)

Bits: 1..2

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pub const fn set_write_checked(&mut self, value: bool) -> Result<(), ()>

Bits: 1..2

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pub const fn read(&self) -> bool

Bits: 2..3

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pub const fn with_read_checked(self, value: bool) -> Result<Self, ()>

Bits: 2..3

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pub const fn with_read(self, value: bool) -> Self

Bits: 2..3

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pub const fn set_read(&mut self, value: bool)

Bits: 2..3

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pub const fn set_read_checked(&mut self, value: bool) -> Result<(), ()>

Bits: 2..3

Trait Implementations§

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impl Clone for PFlags

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fn clone(&self) -> PFlags

Returns a duplicate of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for PFlags

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

Formats the value using the given formatter. Read more
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impl Default for PFlags

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fn default() -> Self

Returns the “default value” for a type. Read more
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impl From<PFlags> for u32

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fn from(v: PFlags) -> u32

Converts to this type from the input type.
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impl From<u32> for PFlags

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fn from(v: u32) -> Self

Converts to this type from the input type.
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impl Copy for PFlags

Auto Trait Implementations§

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impl Freeze for PFlags

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impl RefUnwindSafe for PFlags

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impl Send for PFlags

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impl Sync for PFlags

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impl Unpin for PFlags

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impl UnwindSafe for PFlags

Blanket Implementations§

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

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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

Mutably borrows from an owned value. Read more
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impl<T> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dest. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T> Pointee for T

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type Metadata = ()

The metadata type for pointers and references to this type.
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impl<T> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.