Enum zbus::MessageField

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pub enum MessageField<'f> {
    Invalid,
    Path(ObjectPath<'f>),
    Interface(InterfaceName<'f>),
    Member(MemberName<'f>),
    ErrorName(ErrorName<'f>),
    ReplySerial(u32),
    Destination(BusName<'f>),
    Sender(UniqueName<'f>),
    Signature(Signature<'f>),
    UnixFDs(u32),
}
Expand description

The dynamic message header.

All D-Bus messages contain a set of metadata headers. Some of these headers are fixed for all types of messages, while others depend on the type of the message in question. The latter are called message fields.

Please consult the Message Format section of the D-Bus spec for more details.

Variants§

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Invalid

Not a valid field.

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Path(ObjectPath<'f>)

The object to send a call to, or the object a signal is emitted from.

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Interface(InterfaceName<'f>)

The interface to invoke a method call on, or that a signal is emitted from.

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Member(MemberName<'f>)

The member, either the method name or signal name.

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ErrorName(ErrorName<'f>)

The name of the error that occurred, for errors

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ReplySerial(u32)

The serial number of the message this message is a reply to.

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Destination(BusName<'f>)

The name of the connection this message is intended for.

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Sender(UniqueName<'f>)

Unique name of the sending connection.

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Signature(Signature<'f>)

The signature of the message body.

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UnixFDs(u32)

The number of Unix file descriptors that accompany the message.

Implementations§

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impl<'f> MessageField<'f>

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pub fn code(&self) -> MessageFieldCode

Get the associated code for this field.

Trait Implementations§

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impl<'f> Clone for MessageField<'f>

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fn clone(&self) -> MessageField<'f>

Returns a copy 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<'f> Debug for MessageField<'f>

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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<'de: 'f, 'f> Deserialize<'de> for MessageField<'f>

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fn deserialize<D>(deserializer: D) -> Result<Self, D::Error>
where D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer. Read more
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impl<'f> PartialEq for MessageField<'f>

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fn eq(&self, other: &MessageField<'f>) -> bool

Tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl<'f> Serialize for MessageField<'f>

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fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
where S: Serializer,

Serialize this value into the given Serde serializer. Read more
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impl<'f> Type for MessageField<'f>

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fn signature() -> Signature<'static>

Get the signature for the implementing type. Read more
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impl<'f> Eq for MessageField<'f>

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impl<'f> StructuralPartialEq for MessageField<'f>

Auto Trait Implementations§

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impl<'f> Freeze for MessageField<'f>

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impl<'f> RefUnwindSafe for MessageField<'f>

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impl<'f> Send for MessageField<'f>

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impl<'f> Sync for MessageField<'f>

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impl<'f> Unpin for MessageField<'f>

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impl<'f> UnwindSafe for MessageField<'f>

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 T)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dst. Read more
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impl<'de, T> DynamicDeserialize<'de> for T
where T: Type + Deserialize<'de> + ?Sized,

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type Deserializer = PhantomData<T>

A DeserializeSeed implementation for this type.
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fn deserializer_for_signature<S>( signature: S, ) -> Result<<T as DynamicDeserialize<'de>>::Deserializer, Error>
where S: TryInto<Signature<'de>>, <S as TryInto<Signature<'de>>>::Error: Into<Error>,

Get a deserializer compatible with this signature.
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impl<T> DynamicType for T
where T: Type + ?Sized,

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fn dynamic_signature(&self) -> Signature<'_>

Get the signature for the implementing type. 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> Instrument for T

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fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more
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fn in_current_span(self) -> Instrumented<Self>

Instruments this type with the current Span, returning an Instrumented wrapper. Read more
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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> Same for T

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type Output = T

Should always be Self
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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.
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impl<V, T> VZip<V> for T
where V: MultiLane<T>,

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fn vzip(self) -> V

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impl<T> WithSubscriber for T

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fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self>
where S: Into<Dispatch>,

Attaches the provided Subscriber to this type, returning a WithDispatch wrapper. Read more
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fn with_current_subscriber(self) -> WithDispatch<Self>

Attaches the current default Subscriber to this type, returning a WithDispatch wrapper. Read more
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impl<T> DeserializeOwned for T
where T: for<'de> Deserialize<'de>,