Struct cffi::Slice

#[repr(C)]
pub struct Slice<T: ?Sized> {
    pub data: *mut T,
    pub len: usize,
}

Fields

data: *mut T

len: usize

Trait Implementations

impl<T> AsRef<[T]> for Slice<T>

fn as_ref(&self) -> &[T]

Performs the conversion.

impl<T> Debug for Slice<T>

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

Formats the value using the given formatter.

impl<T> Default for Slice<T>

fn default() -> Self

Returns the “default value” for a type.

impl<'a, T> FromForeign<Slice<T>, &'a [T]> for VecRefMarshaler<T>

type Error = Box<dyn Error>

unsafe fn from_foreign(slice: Slice<T>) -> Result<&'a [T], Self::Error>

impl<T> FromForeign<Slice<T>, Vec<T, Global>> for VecMarshaler<T>

type Error = Box<dyn Error>

unsafe fn from_foreign(ptr: Slice<T>) -> Result<Vec<T>, Self::Error>

impl<'a> FromForeign<Slice<u8>, &'a str> for StrMarshaler<'a>

type Error = Box<dyn Error>

unsafe fn from_foreign(slice: Slice<u8>) -> Result<&'a str, Self::Error>

impl<'a> FromForeign<Slice<u8>, Option<&'a str>> for StrMarshaler<'a>

type Error = Box<dyn Error>

unsafe fn from_foreign(slice: Slice<u8>) -> Result<Option<&'a str>, Self::Error>

impl FromForeign<Slice<u8>, PathBuf> for PathBufMarshaler

type Error = Box<dyn Error>

unsafe fn from_foreign(foreign: Slice<u8>) -> Result<PathBuf, Self::Error>

impl<'a> FromForeign<Slice<u8>, String> for StringMarshaler

type Error = Box<dyn Error>

unsafe fn from_foreign(key: Slice<u8>) -> Result<String, Self::Error>

impl<'a> ToForeign<&'a str, Slice<u8>> for StrMarshaler<'a>

type Error = Box<dyn Error>

fn to_foreign(input: &'a str) -> Result<Slice<u8>, Self::Error>

impl ToForeign<Option<String>, Slice<u8>> for StringMarshaler

type Error = Box<dyn Error>

fn to_foreign(option: Option<String>) -> Result<Slice<u8>, Self::Error>

impl ToForeign<PathBuf, Slice<u8>> for PathBufMarshaler

type Error = Infallible

fn to_foreign(input: PathBuf) -> Result<Slice<u8>, Self::Error>

impl<E> ToForeign<Result<PathBuf, E>, Slice<u8>> for PathBufMarshaler

type Error = E

fn to_foreign(input: Result<PathBuf, E>) -> Result<Slice<u8>, Self::Error>

impl ToForeign<Result<String, Box<dyn Error + 'static, Global>>, Slice<u8>> for StringMarshaler

type Error = Box<dyn Error>

fn to_foreign(
    result: Result<String, Box<dyn Error>>
) -> Result<Slice<u8>, Self::Error>

impl ToForeign<String, Slice<u8>> for StringMarshaler

type Error = Infallible

fn to_foreign(string: String) -> Result<Slice<u8>, Self::Error>

impl<T> ToForeign<Vec<T, Global>, Slice<T>> for VecMarshaler<T>

type Error = Infallible

fn to_foreign(vec: Vec<T>) -> Result<Slice<T>, Self::Error>