pyo3_ffi

Struct PyMemAllocatorEx

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#[repr(C)]
pub struct PyMemAllocatorEx {
    pub ctx: *mut c_void,
    pub malloc: Option<extern "C" fn(ctx: *mut c_void, size: size_t) -> *mut c_void>,
    pub calloc: Option<extern "C" fn(ctx: *mut c_void, nelem: size_t, elsize: size_t) -> *mut c_void>,
    pub realloc: Option<extern "C" fn(ctx: *mut c_void, ptr: *mut c_void, new_size: size_t) -> *mut c_void>,
    pub free: Option<extern "C" fn(ctx: *mut c_void, ptr: *mut c_void)>,
}
Available on non-Py_LIMITED_API and neither PyPy nor GraalPy only.

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§ctx: *mut c_void§malloc: Option<extern "C" fn(ctx: *mut c_void, size: size_t) -> *mut c_void>§calloc: Option<extern "C" fn(ctx: *mut c_void, nelem: size_t, elsize: size_t) -> *mut c_void>§realloc: Option<extern "C" fn(ctx: *mut c_void, ptr: *mut c_void, new_size: size_t) -> *mut c_void>§free: Option<extern "C" fn(ctx: *mut c_void, ptr: *mut c_void)>

Trait Implementations§

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impl Clone for PyMemAllocatorEx

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fn clone(&self) -> PyMemAllocatorEx

Returns a copy of the value. Read more
1.0.0 · Source§

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Copy for PyMemAllocatorEx

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.