rasn::jer::de

Struct Decoder

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pub struct Decoder { /* private fields */ }

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impl Decoder

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pub fn new(input: &str) -> Result<Self, <Decoder as Decoder>::Error>

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impl Decoder for Decoder

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type Error = DecodeError

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fn decode_any(&mut self) -> Result<Any, Self::Error>

Decode a unknown ASN.1 value identified by tag from the available input.
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fn decode_bit_string( &mut self, _t: Tag, constraints: Constraints<'_>, ) -> Result<BitString, Self::Error>

Decode a BIT STRING identified by tag from the available input.
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fn decode_bool(&mut self, _t: Tag) -> Result<bool, Self::Error>

Decode a BOOL identified by tag from the available input.
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fn decode_enumerated<E: Enumerated>( &mut self, _t: Tag, ) -> Result<E, Self::Error>

Decode an enumerated enum’s discriminant identified by tag from the available input.
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fn decode_integer<I: IntegerType>( &mut self, _t: Tag, _c: Constraints<'_>, ) -> Result<I, Self::Error>

Decode a INTEGER identified by tag from the available input.
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fn decode_null(&mut self, _t: Tag) -> Result<(), Self::Error>

Decode NULL identified by tag from the available input.
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fn decode_object_identifier( &mut self, _t: Tag, ) -> Result<ObjectIdentifier, Self::Error>

Decode a OBJECT IDENTIFIER identified by tag from the available input.
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fn decode_sequence<D, DF, F>( &mut self, _: Tag, _: Option<DF>, decode_fn: F, ) -> Result<D, Self::Error>
where D: Constructed, F: FnOnce(&mut Self) -> Result<D, Self::Error>,

Decode a SEQUENCE identified by tag from the available input. Returning a new Decoder containing the sequence’s contents to be decoded.
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fn decode_sequence_of<D: Decode>( &mut self, _t: Tag, _c: Constraints<'_>, ) -> Result<SequenceOf<D>, Self::Error>

Decode a SEQUENCE OF D where D: Decode identified by tag from the available input.
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fn decode_set_of<D: Decode + Ord>( &mut self, _t: Tag, _c: Constraints<'_>, ) -> Result<SetOf<D>, Self::Error>

Decode a SET OF D where D: Decode identified by tag from the available input.
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fn decode_octet_string( &mut self, _t: Tag, _c: Constraints<'_>, ) -> Result<Vec<u8>, Self::Error>

Decode a OCTET STRING identified by tag from the available input.
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fn decode_utf8_string( &mut self, _t: Tag, _c: Constraints<'_>, ) -> Result<Utf8String, Self::Error>

Decode a UTF8 STRING identified by tag from the available input.
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fn decode_visible_string( &mut self, _t: Tag, _c: Constraints<'_>, ) -> Result<VisibleString, Self::Error>

Decode a VisibleString identified by tag from the available input.
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fn decode_general_string( &mut self, _t: Tag, _c: Constraints<'_>, ) -> Result<GeneralString, Self::Error>

Decode a Ia5String identified by tag from the available input.
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fn decode_ia5_string( &mut self, _t: Tag, _c: Constraints<'_>, ) -> Result<Ia5String, Self::Error>

Decode a Ia5String identified by tag from the available input.
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fn decode_printable_string( &mut self, _t: Tag, _c: Constraints<'_>, ) -> Result<PrintableString, Self::Error>

Decode a PrintableString identified by tag from the available input.
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fn decode_numeric_string( &mut self, _t: Tag, _c: Constraints<'_>, ) -> Result<NumericString, Self::Error>

Decode a NumericString identified by tag from the available input.
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fn decode_teletex_string( &mut self, _t: Tag, _c: Constraints<'_>, ) -> Result<TeletexString, Self::Error>

Decode a TeletexString identified by tag from the available input.
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fn decode_bmp_string( &mut self, _t: Tag, _c: Constraints<'_>, ) -> Result<BmpString, Self::Error>

Decode a BmpString identified by tag from the available input.
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fn decode_explicit_prefix<D: Decode>( &mut self, _t: Tag, ) -> Result<D, Self::Error>

Decode an ASN.1 value that has been explicitly prefixed with tag from the available input.
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fn decode_utc_time(&mut self, _t: Tag) -> Result<UtcTime, Self::Error>

Decode a UtcTime identified by tag from the available input.
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fn decode_generalized_time( &mut self, _t: Tag, ) -> Result<GeneralizedTime, Self::Error>

Decode a GeneralizedTime identified by tag from the available input.
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fn decode_set<FIELDS, SET, D, F>( &mut self, _t: Tag, decode_fn: D, field_fn: F, ) -> Result<SET, Self::Error>
where SET: Decode + Constructed, FIELDS: Decode, D: Fn(&mut Self, usize, Tag) -> Result<FIELDS, Self::Error>, F: FnOnce(Vec<FIELDS>) -> Result<SET, Self::Error>,

Decode a SET identified by tag from the available input. Decoding SETs works a little different than other methods, as you need to provide two types SET and FIELDS, SET represents the complete type, and FIELDS must represent a CHOICE with a variant for each field from SET. As with SETs the field order is not guarenteed, so you’ll have map from Vec<FIELDS> to SET in decode_operation.
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fn decode_choice<D>(&mut self, _c: Constraints<'_>) -> Result<D, Self::Error>
where D: DecodeChoice,

Decode an the optional value in a SEQUENCE or SET.
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fn decode_optional<D: Decode>(&mut self) -> Result<Option<D>, Self::Error>

Decode an the optional value in a SEQUENCE or SET.
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fn decode_optional_with_tag<D: Decode>( &mut self, _: Tag, ) -> Result<Option<D>, Self::Error>

Decode an the optional value in a SEQUENCE or SET with tag. Passing the correct tag is required even when used with codecs where the tag is not present.
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fn decode_optional_with_constraints<D: Decode>( &mut self, _: Constraints<'_>, ) -> Result<Option<D>, Self::Error>

Decode an the optional value in a SEQUENCE or SET with constraints.
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fn decode_optional_with_tag_and_constraints<D: Decode>( &mut self, _t: Tag, _c: Constraints<'_>, ) -> Result<Option<D>, Self::Error>

Decode an the optional value in a SEQUENCE or SET with tag and constraints.
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fn decode_extension_addition_with_constraints<D>( &mut self, _: Constraints<'_>, ) -> Result<Option<D>, Self::Error>
where D: Decode,

Decode an extension addition with constraints in a SEQUENCE or SET
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fn decode_extension_addition_group<D: Decode + Constructed>( &mut self, ) -> Result<Option<D>, Self::Error>

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fn codec(&self) -> Codec

Returns codec variant of Codec that current decoder is decoding.
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fn decode_default<D: Decode, F: FnOnce() -> D>( &mut self, default_fn: F, ) -> Result<D, Self::Error>

Decode a DEFAULT value in a SEQUENCE or SET.
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fn decode_default_with_tag<D: Decode, F: FnOnce() -> D>( &mut self, tag: Tag, default_fn: F, ) -> Result<D, Self::Error>

Decode a DEFAULT value in a SEQUENCE or SET with tag and default_fn.
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fn decode_default_with_constraints<D: Decode, F: FnOnce() -> D>( &mut self, default_fn: F, constraints: Constraints<'_>, ) -> Result<D, Self::Error>

Decode a DEFAULT value with constraints in a SEQUENCE or SET with a given default_fn.
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fn decode_default_with_tag_and_constraints<D: Decode, F: FnOnce() -> D>( &mut self, tag: Tag, default_fn: F, constraints: Constraints<'_>, ) -> Result<D, Self::Error>

Decode a DEFAULT value in a SEQUENCE or SET with tag, constraints and default_fn.
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fn decode_extension_addition<D>(&mut self) -> Result<Option<D>, Self::Error>
where D: Decode,

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fn decode_extension_addition_with_default<D: Decode, F: FnOnce() -> D>( &mut self, default_fn: F, ) -> Result<D, Self::Error>

Decode a DEFAULT value in a SEQUENCE’s or SET’s extension
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fn decode_extension_addition_with_default_and_constraints<D: Decode, F: FnOnce() -> D>( &mut self, default_fn: F, constraints: Constraints<'_>, ) -> Result<D, Self::Error>

Decode a DEFAULT value with constraints in a SEQUENCE’s or SET’s extension
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impl From<JsonValue> for Decoder

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fn from(value: JsonValue) -> Self

Converts to this type from the input type.

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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> Conv for T

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fn conv<T>(self) -> T
where Self: Into<T>,

Converts self into T using Into<T>. Read more
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impl<T> FmtForward for T

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fn fmt_binary(self) -> FmtBinary<Self>
where Self: Binary,

Causes self to use its Binary implementation when Debug-formatted.
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fn fmt_display(self) -> FmtDisplay<Self>
where Self: Display,

Causes self to use its Display implementation when Debug-formatted.
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fn fmt_lower_exp(self) -> FmtLowerExp<Self>
where Self: LowerExp,

Causes self to use its LowerExp implementation when Debug-formatted.
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fn fmt_lower_hex(self) -> FmtLowerHex<Self>
where Self: LowerHex,

Causes self to use its LowerHex implementation when Debug-formatted.
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fn fmt_octal(self) -> FmtOctal<Self>
where Self: Octal,

Causes self to use its Octal implementation when Debug-formatted.
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fn fmt_pointer(self) -> FmtPointer<Self>
where Self: Pointer,

Causes self to use its Pointer implementation when Debug-formatted.
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fn fmt_upper_exp(self) -> FmtUpperExp<Self>
where Self: UpperExp,

Causes self to use its UpperExp implementation when Debug-formatted.
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fn fmt_upper_hex(self) -> FmtUpperHex<Self>
where Self: UpperHex,

Causes self to use its UpperHex implementation when Debug-formatted.
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fn fmt_list(self) -> FmtList<Self>
where &'a Self: for<'a> IntoIterator,

Formats each item in a sequence. 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, W> HasTypeWitness<W> for T
where W: MakeTypeWitness<Arg = T>, T: ?Sized,

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const WITNESS: W = W::MAKE

A constant of the type witness
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impl<T> Identity for T
where T: ?Sized,

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const TYPE_EQ: TypeEq<T, <T as Identity>::Type> = TypeEq::NEW

Proof that Self is the same type as Self::Type, provides methods for casting between Self and Self::Type.
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type Type = T

The same type as Self, used to emulate type equality bounds (T == U) with associated type equality constraints (T: Identity<Type = U>).
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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> IntoEither for T

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fn into_either(self, into_left: bool) -> Either<Self, Self>

Converts self into a Left variant of Either<Self, Self> if into_left is true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
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fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
where F: FnOnce(&Self) -> bool,

Converts self into a Left variant of Either<Self, Self> if into_left(&self) returns true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
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impl<T> Pipe for T
where T: ?Sized,

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fn pipe<R>(self, func: impl FnOnce(Self) -> R) -> R
where Self: Sized,

Pipes by value. This is generally the method you want to use. Read more
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fn pipe_ref<'a, R>(&'a self, func: impl FnOnce(&'a Self) -> R) -> R
where R: 'a,

Borrows self and passes that borrow into the pipe function. Read more
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fn pipe_ref_mut<'a, R>(&'a mut self, func: impl FnOnce(&'a mut Self) -> R) -> R
where R: 'a,

Mutably borrows self and passes that borrow into the pipe function. Read more
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fn pipe_borrow<'a, B, R>(&'a self, func: impl FnOnce(&'a B) -> R) -> R
where Self: Borrow<B>, B: 'a + ?Sized, R: 'a,

Borrows self, then passes self.borrow() into the pipe function. Read more
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fn pipe_borrow_mut<'a, B, R>( &'a mut self, func: impl FnOnce(&'a mut B) -> R, ) -> R
where Self: BorrowMut<B>, B: 'a + ?Sized, R: 'a,

Mutably borrows self, then passes self.borrow_mut() into the pipe function. Read more
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fn pipe_as_ref<'a, U, R>(&'a self, func: impl FnOnce(&'a U) -> R) -> R
where Self: AsRef<U>, U: 'a + ?Sized, R: 'a,

Borrows self, then passes self.as_ref() into the pipe function.
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fn pipe_as_mut<'a, U, R>(&'a mut self, func: impl FnOnce(&'a mut U) -> R) -> R
where Self: AsMut<U>, U: 'a + ?Sized, R: 'a,

Mutably borrows self, then passes self.as_mut() into the pipe function.
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where Self: Deref<Target = T>, T: 'a + ?Sized, R: 'a,

Borrows self, then passes self.deref() into the pipe function.
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fn pipe_deref_mut<'a, T, R>( &'a mut self, func: impl FnOnce(&'a mut T) -> R, ) -> R
where Self: DerefMut<Target = T> + Deref, T: 'a + ?Sized, R: 'a,

Mutably borrows self, then passes self.deref_mut() into the pipe function.
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fn tap(self, func: impl FnOnce(&Self)) -> Self

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where Self: Borrow<B>, B: ?Sized,

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where Self: AsRef<R>, R: ?Sized,

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fn tap_dbg(self, func: impl FnOnce(&Self)) -> Self

Calls .tap() only in debug builds, and is erased in release builds.
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Calls .tap_mut() only in debug builds, and is erased in release builds.
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where Self: Borrow<B>, B: ?Sized,

Calls .tap_borrow() only in debug builds, and is erased in release builds.
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where Self: BorrowMut<B>, B: ?Sized,

Calls .tap_borrow_mut() only in debug builds, and is erased in release builds.
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fn tap_ref_dbg<R>(self, func: impl FnOnce(&R)) -> Self
where Self: AsRef<R>, R: ?Sized,

Calls .tap_ref() only in debug builds, and is erased in release builds.
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fn tap_ref_mut_dbg<R>(self, func: impl FnOnce(&mut R)) -> Self
where Self: AsMut<R>, R: ?Sized,

Calls .tap_ref_mut() only in debug builds, and is erased in release builds.
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fn tap_deref_dbg<T>(self, func: impl FnOnce(&T)) -> Self
where Self: Deref<Target = T>, T: ?Sized,

Calls .tap_deref() only in debug builds, and is erased in release builds.
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where Self: DerefMut<Target = T> + Deref, T: ?Sized,

Calls .tap_deref_mut() only in debug builds, and is erased in release builds.
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where Self: TryInto<T>,

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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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where U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.