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Frame

Enum Frame 

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pub enum Frame {
    Data {
        stream_id: u32,
        end_stream: bool,
        data: Bytes,
    },
    Headers {
        stream_id: u32,
        end_stream: bool,
        end_headers: bool,
        priority: Option<Priority>,
        block: Bytes,
    },
    Priority {
        stream_id: u32,
        priority: Priority,
    },
    Reset {
        stream_id: u32,
        error_code: u32,
    },
    Settings {
        ack: bool,
        settings: Vec<Setting>,
    },
    PushPromise {
        stream_id: u32,
        end_headers: bool,
        promised_stream_id: u32,
        block: Bytes,
    },
    Ping {
        ack: bool,
        payload: [u8; 8],
    },
    GoAway {
        last_stream_id: u32,
        error_code: u32,
        debug: Bytes,
    },
    WindowUpdate {
        stream_id: u32,
        increment: u32,
    },
    Continuation {
        stream_id: u32,
        end_headers: bool,
        block: Bytes,
    },
    Unknown {
        typ: u8,
        flags: u8,
        stream_id: u32,
        payload: Bytes,
    },
}
Available on crate feature h2 only.
Expand description

A parsed frame. Payloads are zero-copy views over the decoder’s buffer (kept alive by Bytes refcounting until the frame is dropped); the connection layer reassembles field blocks from the block fragments and applies stream semantics. Padding, when present, is validated and stripped.

Variants§

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Data

Fields

§stream_id: u32
§end_stream: bool
§data: Bytes
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Headers

Fields

§stream_id: u32
§end_stream: bool
§end_headers: bool
§priority: Option<Priority>
§block: Bytes
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Priority

Fields

§stream_id: u32
§priority: Priority
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Reset

Fields

§stream_id: u32
§error_code: u32
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Settings

Fields

§ack: bool
§settings: Vec<Setting>
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PushPromise

Fields

§stream_id: u32
§end_headers: bool
§promised_stream_id: u32
§block: Bytes
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Ping

Fields

§ack: bool
§payload: [u8; 8]
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GoAway

Fields

§last_stream_id: u32
§error_code: u32
§debug: Bytes
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WindowUpdate

Fields

§stream_id: u32
§increment: u32
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Continuation

Fields

§stream_id: u32
§end_headers: bool
§block: Bytes
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Unknown

A frame type this implementation does not understand; ignored by the connection (RFC 9113 Section 4.1).

Fields

§typ: u8
§flags: u8
§stream_id: u32
§payload: Bytes

Trait Implementations§

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impl Clone for Frame

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fn clone(&self) -> Frame

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 Debug for Frame

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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 Eq for Frame

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impl PartialEq for Frame

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

Equality operator ==. Read more
1.0.0 (const: unstable) · Source§

fn ne(&self, other: &Rhs) -> bool

Inequality operator !=. Read more
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impl StructuralPartialEq for Frame

Auto Trait Implementations§

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impl !Freeze for Frame

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impl RefUnwindSafe for Frame

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impl Send for Frame

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impl Sync for Frame

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impl Unpin for Frame

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impl UnsafeUnpin for Frame

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impl UnwindSafe for Frame

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.