lmdb_zero

Struct EnvInfo

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pub struct EnvInfo {
    pub mapaddr: *const c_void,
    pub mapsize: usize,
    pub last_pgno: usize,
    pub last_txnid: usize,
    pub maxreaders: u32,
    pub numreaders: u32,
}
Expand description

Configuration information about an environment.

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§mapaddr: *const c_void

Address of map, if fixed

§mapsize: usize

Size of the data memory map

§last_pgno: usize

ID of the last used page

§last_txnid: usize

ID of the last committed transaction

§maxreaders: u32

max reader slots in the environment

§numreaders: u32

max reader slots used in the environment

Trait Implementations§

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impl Clone for EnvInfo

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fn clone(&self) -> EnvInfo

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 EnvInfo

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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 Copy for EnvInfo

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, 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<'a, T> NonSyncFeatures<'a> for T
where T: 'a + Clone,

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fn clone_boxed(&self) -> Box<dyn NonSyncFeatures<'a>>

Clone this value, and then immediately put it into a Box behind a trait object of this trait.
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fn self_address_mut(&mut self) -> *mut ()

Returns the address of self. Read more
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impl<T> SafeBorrow<T> for T
where T: ?Sized,

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fn borrow_replacement(ptr: &T) -> &T

Given ptr, which was obtained from a prior call to Self::borrow(), return a value with the same nominal lifetime which is guaranteed to survive mutations to Self. Read more
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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.