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Container

Struct Container 

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pub struct Container<'a> { /* private fields */ }
👎Deprecated since 0.2.0:

superseded by the .verit file: use FileView. A .vertc container carries no schema section, so it cannot be read without an out-of-band registry. Removed in 0.3.0 — see ADR-0002.

Expand description

A read-only view over a .vertc container’s bytes (e.g. an mmap). Parsing validates the header and the whole index up front, so every later get is a bounds-free slice.

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impl<'a> Container<'a>

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pub fn parse(buf: &'a [u8]) -> Result<Container<'a>>

Validate the header and index of a container image. Rejects bad magic/version, an out-of-range or unaligned index, and any record whose extent falls outside the record region or is misaligned.

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pub fn len(&self) -> usize

Number of records.

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pub fn is_empty(&self) -> bool

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pub fn get(&self, i: usize) -> Result<&'a [u8]>

The raw message bytes of record i, borrowing the container image. Hand the result straight to Message::parse.

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pub fn iter(&self) -> impl Iterator<Item = &'a [u8]> + '_

Iterate over each record’s bytes in order.

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impl<'a> Clone for Container<'a>

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fn clone(&self) -> Container<'a>

Returns a duplicate of the value. Read more
1.0.0 (const: unstable) · Source§

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

Performs copy-assignment from source. Read more
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impl<'a> Debug for Container<'a>

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

Formats the value using the given formatter. Read more

Auto Trait Implementations§

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impl<'a> Freeze for Container<'a>

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impl<'a> RefUnwindSafe for Container<'a>

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impl<'a> Send for Container<'a>

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impl<'a> Sync for Container<'a>

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impl<'a> Unpin for Container<'a>

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impl<'a> UnsafeUnpin for Container<'a>

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impl<'a> UnwindSafe for Container<'a>

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> 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.