pub enum OpCode {
Query,
Status,
Notify,
Update,
}
Expand description
Operation code for queries, updates, and responses
RFC 1035, DOMAIN NAMES - IMPLEMENTATION AND SPECIFICATION, November 1987
OPCODE A four bit field that specifies kind of query in this
message. This value is set by the originator of a query
and copied into the response. The values are:
0 a standard query (QUERY)
1 an inverse query (IQUERY)
2 a server status request (STATUS)
3-15 reserved for future use
Variants
Query
Query request RFC 1035
Status
Status message RFC 1035
Notify
Notify of change RFC 1996
Update
Update message RFC 2136
Implementations
sourceimpl OpCode
impl OpCode
Convert from u8
to OpCode
use std::convert::From;
use trust_dns_proto::op::op_code::OpCode;
let var: OpCode = OpCode::from_u8(0).unwrap();
assert_eq!(OpCode::Query, var);
sourcepub fn from_u8(value: u8) -> ProtoResult<Self>
pub fn from_u8(value: u8) -> ProtoResult<Self>
Decodes the binary value of the OpCode
Trait Implementations
sourceimpl From<OpCode> for u8
impl From<OpCode> for u8
Convert from OpCode
to u8
use std::convert::From;
use trust_dns_proto::op::op_code::OpCode;
let var: u8 = From::from(OpCode::Query);
assert_eq!(0, var);
let var: u8 = OpCode::Query.into();
assert_eq!(0, var);
sourceimpl PartialOrd<OpCode> for OpCode
impl PartialOrd<OpCode> for OpCode
sourcefn partial_cmp(&self, other: &OpCode) -> Option<Ordering>
fn partial_cmp(&self, other: &OpCode) -> Option<Ordering>
This method returns an ordering between self
and other
values if one exists. Read more
1.0.0 · sourcefn lt(&self, other: &Rhs) -> bool
fn lt(&self, other: &Rhs) -> bool
This method tests less than (for self
and other
) and is used by the <
operator. Read more
1.0.0 · sourcefn le(&self, other: &Rhs) -> bool
fn le(&self, other: &Rhs) -> bool
This method tests less than or equal to (for self
and other
) and is used by the <=
operator. Read more
impl Copy for OpCode
impl StructuralPartialEq for OpCode
Auto Trait Implementations
impl RefUnwindSafe for OpCode
impl Send for OpCode
impl Sync for OpCode
impl Unpin for OpCode
impl UnwindSafe for OpCode
Blanket Implementations
sourceimpl<T> BorrowMut<T> for T where
T: ?Sized,
impl<T> BorrowMut<T> for T where
T: ?Sized,
const: unstable · sourcepub fn borrow_mut(&mut self) -> &mut T
pub fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more
sourceimpl<T> Instrument for T
impl<T> Instrument for T
sourcefn instrument(self, span: Span) -> Instrumented<Self>
fn instrument(self, span: Span) -> Instrumented<Self>
sourcefn in_current_span(self) -> Instrumented<Self>
fn in_current_span(self) -> Instrumented<Self>
sourceimpl<T> ToOwned for T where
T: Clone,
impl<T> ToOwned for T where
T: Clone,
type Owned = T
type Owned = T
The resulting type after obtaining ownership.
sourcepub fn to_owned(&self) -> T
pub fn to_owned(&self) -> T
Creates owned data from borrowed data, usually by cloning. Read more
sourcepub fn clone_into(&self, target: &mut T)
pub fn clone_into(&self, target: &mut T)
toowned_clone_into
)Uses borrowed data to replace owned data, usually by cloning. Read more
impl<V, T> VZip<V> for T where
V: MultiLane<T>,
impl<V, T> VZip<V> for T where
V: MultiLane<T>,
pub fn vzip(self) -> V
sourceimpl<T> WithSubscriber for T
impl<T> WithSubscriber for T
sourcefn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self> where
S: Into<Dispatch>,
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
sourcefn with_current_subscriber(self) -> WithDispatch<Self>
fn with_current_subscriber(self) -> WithDispatch<Self>
Attaches the current default Subscriber
to this type, returning a
WithDispatch
wrapper. Read more