Struct Type
Source pub struct Type(pub u16);
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DNS (RR)TYPE
Originally QTYPE was a superset of TYPE; RFC 6895 now defines:
There are three subcategories of RRTYPE numbers: data TYPEs,
QTYPEs, and Meta-TYPEs.
§ANY
QTYPE 255 (“*”) doesn’t seem to have an official mnemonic; ANY
is
used in most tools though.
The ANY
mnemonic conflicts with the QCLASS ANY
though…
an authoritative name server
a mail destination (OBSOLETE - use MX)
a mail forwarder (OBSOLETE - use MX)
the canonical name for an alias
marks the start of a zone of authority
a mailbox domain name (EXPERIMENTAL)
a mail group member (EXPERIMENTAL)
a mail rename domain name (EXPERIMENTAL)
a well known service description
mailbox or mail list information
for AFS Data Base location
for NSAP address, NSAP style A record
for domain name pointer, NSAP style
X.400 mail mapping information
DNSKEY(s) the Child wants reflected in DS
Child-To-Parent Synchronization
transfer of an entire zone
mailbox-related RRs (MB, MG or MR)
mail agent RRs (OBSOLETE - see MX)
“*”, a request for all records the server/cache has available
Certification Authority Restriction
Application Visibility and Control
Digital Object Architecture
DNSSEC Lookaside Validation
Performs copy-assignment from
source
.
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Formats the value using the given formatter.
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Compares and returns the maximum of two values.
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Compares and returns the minimum of two values.
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Restrict a value to a certain interval.
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Tests for self
and other
values to be equal, and is used by ==
.
Tests for !=
. The default implementation is almost always sufficient,
and should not be overridden without very good reason.
This method returns an ordering between
self
and
other
values if one exists.
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Tests less than (for
self
and
other
) and is used by the
<
operator.
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Tests less than or equal to (for
self
and
other
) and is used by the
<=
operator.
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Tests greater than (for
self
and
other
) and is used by the
>
operator.
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Tests greater than or equal to (for
self
and
other
) and is used by
the
>=
operator.
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Immutably borrows from an owned value.
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Mutably borrows from an owned value.
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🔬This is a nightly-only experimental API. (clone_to_uninit
)
Performs copy-assignment from
self
to
dest
.
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Returns the argument unchanged.
Calls U::from(self)
.
That is, this conversion is whatever the implementation of
From<T> for U
chooses to do.
The resulting type after obtaining ownership.
Creates owned data from borrowed data, usually by cloning.
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Uses borrowed data to replace owned data, usually by cloning.
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The type returned in the event of a conversion error.
Performs the conversion.
The type returned in the event of a conversion error.
Performs the conversion.