zerocopy::byteorder

Enum LittleEndian

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pub enum LittleEndian {}
Expand description

Defines little-endian serialization.

Note that this type has no value constructor. It is used purely at the type level.

§Examples

Write and read u32 numbers in little endian order:

use byteorder::{ByteOrder, LittleEndian};

let mut buf = [0; 4];
LittleEndian::write_u32(&mut buf, 1_000_000);
assert_eq!(1_000_000, LittleEndian::read_u32(&buf));

Trait Implementations§

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impl ByteOrder for LittleEndian

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fn read_u16(buf: &[u8]) -> u16

Reads an unsigned 16 bit integer from buf. Read more
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fn read_u32(buf: &[u8]) -> u32

Reads an unsigned 32 bit integer from buf. Read more
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fn read_u64(buf: &[u8]) -> u64

Reads an unsigned 64 bit integer from buf. Read more
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fn read_u128(buf: &[u8]) -> u128

Reads an unsigned 128 bit integer from buf. Read more
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fn read_uint(buf: &[u8], nbytes: usize) -> u64

Reads an unsigned n-bytes integer from buf. Read more
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fn read_uint128(buf: &[u8], nbytes: usize) -> u128

Reads an unsigned n-bytes integer from buf. Read more
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fn write_u16(buf: &mut [u8], n: u16)

Writes an unsigned 16 bit integer n to buf. Read more
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fn write_u32(buf: &mut [u8], n: u32)

Writes an unsigned 32 bit integer n to buf. Read more
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fn write_u64(buf: &mut [u8], n: u64)

Writes an unsigned 64 bit integer n to buf. Read more
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fn write_u128(buf: &mut [u8], n: u128)

Writes an unsigned 128 bit integer n to buf. Read more
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fn write_uint(buf: &mut [u8], n: u64, nbytes: usize)

Writes an unsigned integer n to buf using only nbytes. Read more
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fn write_uint128(buf: &mut [u8], n: u128, nbytes: usize)

Writes an unsigned integer n to buf using only nbytes. Read more
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fn read_u16_into(src: &[u8], dst: &mut [u16])

Reads unsigned 16 bit integers from src into dst. Read more
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fn read_u32_into(src: &[u8], dst: &mut [u32])

Reads unsigned 32 bit integers from src into dst. Read more
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fn read_u64_into(src: &[u8], dst: &mut [u64])

Reads unsigned 64 bit integers from src into dst. Read more
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fn read_u128_into(src: &[u8], dst: &mut [u128])

Reads unsigned 128 bit integers from src into dst. Read more
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fn write_u16_into(src: &[u16], dst: &mut [u8])

Writes unsigned 16 bit integers from src into dst. Read more
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fn write_u32_into(src: &[u32], dst: &mut [u8])

Writes unsigned 32 bit integers from src into dst. Read more
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fn write_u64_into(src: &[u64], dst: &mut [u8])

Writes unsigned 64 bit integers from src into dst. Read more
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fn write_u128_into(src: &[u128], dst: &mut [u8])

Writes unsigned 128 bit integers from src into dst. Read more
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fn from_slice_u16(numbers: &mut [u16])

Converts the given slice of unsigned 16 bit integers to a particular endianness. Read more
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fn from_slice_u32(numbers: &mut [u32])

Converts the given slice of unsigned 32 bit integers to a particular endianness. Read more
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fn from_slice_u64(numbers: &mut [u64])

Converts the given slice of unsigned 64 bit integers to a particular endianness. Read more
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fn from_slice_u128(numbers: &mut [u128])

Converts the given slice of unsigned 128 bit integers to a particular endianness. Read more
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fn from_slice_f32(numbers: &mut [f32])

Converts the given slice of IEEE754 single-precision (4 bytes) floating point numbers to a particular endianness. Read more
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fn from_slice_f64(numbers: &mut [f64])

Converts the given slice of IEEE754 double-precision (8 bytes) floating point numbers to a particular endianness. Read more
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fn read_u24(buf: &[u8]) -> u32

Reads an unsigned 24 bit integer from buf, stored in u32. Read more
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fn read_u48(buf: &[u8]) -> u64

Reads an unsigned 48 bit integer from buf, stored in u64. Read more
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fn write_u24(buf: &mut [u8], n: u32)

Writes an unsigned 24 bit integer n to buf, stored in u32. Read more
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fn write_u48(buf: &mut [u8], n: u64)

Writes an unsigned 48 bit integer n to buf, stored in u64. Read more
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fn read_i16(buf: &[u8]) -> i16

Reads a signed 16 bit integer from buf. Read more
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fn read_i24(buf: &[u8]) -> i32

Reads a signed 24 bit integer from buf, stored in i32. Read more
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fn read_i32(buf: &[u8]) -> i32

Reads a signed 32 bit integer from buf. Read more
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fn read_i48(buf: &[u8]) -> i64

Reads a signed 48 bit integer from buf, stored in i64. Read more
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fn read_i64(buf: &[u8]) -> i64

Reads a signed 64 bit integer from buf. Read more
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fn read_i128(buf: &[u8]) -> i128

Reads a signed 128 bit integer from buf. Read more
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fn read_int(buf: &[u8], nbytes: usize) -> i64

Reads a signed n-bytes integer from buf. Read more
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fn read_int128(buf: &[u8], nbytes: usize) -> i128

Reads a signed n-bytes integer from buf. Read more
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fn read_f32(buf: &[u8]) -> f32

Reads a IEEE754 single-precision (4 bytes) floating point number. Read more
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fn read_f64(buf: &[u8]) -> f64

Reads a IEEE754 double-precision (8 bytes) floating point number. Read more
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fn write_i16(buf: &mut [u8], n: i16)

Writes a signed 16 bit integer n to buf. Read more
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fn write_i24(buf: &mut [u8], n: i32)

Writes a signed 24 bit integer n to buf, stored in i32. Read more
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fn write_i32(buf: &mut [u8], n: i32)

Writes a signed 32 bit integer n to buf. Read more
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fn write_i48(buf: &mut [u8], n: i64)

Writes a signed 48 bit integer n to buf, stored in i64. Read more
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fn write_i64(buf: &mut [u8], n: i64)

Writes a signed 64 bit integer n to buf. Read more
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fn write_i128(buf: &mut [u8], n: i128)

Writes a signed 128 bit integer n to buf. Read more
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fn write_int(buf: &mut [u8], n: i64, nbytes: usize)

Writes a signed integer n to buf using only nbytes. Read more
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fn write_int128(buf: &mut [u8], n: i128, nbytes: usize)

Writes a signed integer n to buf using only nbytes. Read more
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fn write_f32(buf: &mut [u8], n: f32)

Writes a IEEE754 single-precision (4 bytes) floating point number. Read more
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fn write_f64(buf: &mut [u8], n: f64)

Writes a IEEE754 double-precision (8 bytes) floating point number. Read more
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fn read_i16_into(src: &[u8], dst: &mut [i16])

Reads signed 16 bit integers from src to dst. Read more
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fn read_i32_into(src: &[u8], dst: &mut [i32])

Reads signed 32 bit integers from src into dst. Read more
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fn read_i64_into(src: &[u8], dst: &mut [i64])

Reads signed 64 bit integers from src into dst. Read more
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fn read_i128_into(src: &[u8], dst: &mut [i128])

Reads signed 128 bit integers from src into dst. Read more
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fn read_f32_into(src: &[u8], dst: &mut [f32])

Reads IEEE754 single-precision (4 bytes) floating point numbers from src into dst. Read more
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fn read_f32_into_unchecked(src: &[u8], dst: &mut [f32])

👎Deprecated since 1.3.0: please use read_f32_into instead
DEPRECATED. Read more
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fn read_f64_into(src: &[u8], dst: &mut [f64])

Reads IEEE754 single-precision (4 bytes) floating point numbers from src into dst. Read more
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fn read_f64_into_unchecked(src: &[u8], dst: &mut [f64])

👎Deprecated since 1.3.0: please use read_f64_into instead
DEPRECATED. Read more
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fn write_i8_into(src: &[i8], dst: &mut [u8])

Writes signed 8 bit integers from src into dst. Read more
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fn write_i16_into(src: &[i16], dst: &mut [u8])

Writes signed 16 bit integers from src into dst. Read more
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fn write_i32_into(src: &[i32], dst: &mut [u8])

Writes signed 32 bit integers from src into dst. Read more
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fn write_i64_into(src: &[i64], dst: &mut [u8])

Writes signed 64 bit integers from src into dst. Read more
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fn write_i128_into(src: &[i128], dst: &mut [u8])

Writes signed 128 bit integers from src into dst. Read more
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fn write_f32_into(src: &[f32], dst: &mut [u8])

Writes IEEE754 single-precision (4 bytes) floating point numbers from src into dst. Read more
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fn write_f64_into(src: &[f64], dst: &mut [u8])

Writes IEEE754 double-precision (8 bytes) floating point numbers from src into dst. Read more
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fn from_slice_i16(src: &mut [i16])

Converts the given slice of signed 16 bit integers to a particular endianness. Read more
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fn from_slice_i32(src: &mut [i32])

Converts the given slice of signed 32 bit integers to a particular endianness. Read more
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fn from_slice_i64(src: &mut [i64])

Converts the given slice of signed 64 bit integers to a particular endianness. Read more
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fn from_slice_i128(src: &mut [i128])

Converts the given slice of signed 128 bit integers to a particular endianness. Read more
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impl Clone for LittleEndian

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fn clone(&self) -> LittleEndian

Returns a copy 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 LittleEndian

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

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

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fn default() -> LittleEndian

Returns the “default value” for a type. Read more
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impl Hash for LittleEndian

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fn hash<__H>(&self, state: &mut __H)
where __H: Hasher,

Feeds this value into the given Hasher. Read more
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fn hash_slice<H>(data: &[Self], state: &mut H)
where H: Hasher, Self: Sized,

Feeds a slice of this type into the given Hasher. Read more
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impl Ord for LittleEndian

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fn cmp(&self, other: &LittleEndian) -> Ordering

This method returns an Ordering between self and other. Read more
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fn max(self, other: Self) -> Self
where Self: Sized,

Compares and returns the maximum of two values. Read more
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fn min(self, other: Self) -> Self
where Self: Sized,

Compares and returns the minimum of two values. Read more
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fn clamp(self, min: Self, max: Self) -> Self
where Self: Sized,

Restrict a value to a certain interval. Read more
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impl PartialEq for LittleEndian

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

Tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

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

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fn partial_cmp(&self, other: &LittleEndian) -> Option<Ordering>

This method returns an ordering between self and other values if one exists. Read more
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fn lt(&self, other: &Rhs) -> bool

Tests less than (for self and other) and is used by the < operator. Read more
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fn le(&self, other: &Rhs) -> bool

Tests less than or equal to (for self and other) and is used by the <= operator. Read more
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fn gt(&self, other: &Rhs) -> bool

Tests greater than (for self and other) and is used by the > operator. Read more
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fn ge(&self, other: &Rhs) -> bool

Tests greater than or equal to (for self and other) and is used by the >= operator. Read more
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impl Copy for LittleEndian

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impl Eq for LittleEndian

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impl StructuralPartialEq for LittleEndian

Auto Trait Implementations§

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, dst: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dst. 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> 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.

Layout§

Note: Most layout information is completely unstable and may even differ between compilations. The only exception is types with certain repr(...) attributes. Please see the Rust Reference's “Type Layout” chapter for details on type layout guarantees.

Size: 0 bytes (uninhabited)