rasn::oer::de

Struct Decoder

Source 
pub struct Decoder<'input> { /* private fields */ }

Implementations§

Source§

impl<'input> Decoder<'input>

Source

pub fn new(input: &'input BitStr, options: DecoderOptions) -> Self

Trait Implementations§

Source§

impl<'input> Decoder for Decoder<'input>

Source§

fn decode_bool(&mut self, _: Tag) -> Result<bool, Self::Error>

One octet is used to present bool, false is 0x0 and true is value up to 0xff In COER, only 0x0 and 0xff are valid values

Source§

fn decode_null(&mut self, _: Tag) -> Result<(), Self::Error>

Null contains no data, so we just skip

Source§

type Error = DecodeError

Source§

fn codec(&self) -> Codec

Returns codec variant of Codec that current decoder is decoding.
Source§

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

Decode a unknown ASN.1 value identified by tag from the available input.
Source§

fn decode_bit_string( &mut self, _: Tag, constraints: Constraints<'_>, ) -> Result<BitString, Self::Error>

Decode a BIT STRING identified by tag from the available input.
Source§

fn decode_enumerated<E: Enumerated>(&mut self, _: Tag) -> Result<E, Self::Error>

Decode an enumerated enum’s discriminant identified by tag from the available input.
Source§

fn decode_integer<I: IntegerType>( &mut self, _: Tag, constraints: Constraints<'_>, ) -> Result<I, Self::Error>

Decode a INTEGER identified by tag from the available input.
Source§

fn decode_object_identifier( &mut self, _: Tag, ) -> Result<ObjectIdentifier, Self::Error>

Decode a OBJECT IDENTIFIER identified by tag from the available input.
Source§

fn decode_sequence<D, DF: FnOnce() -> D, F>( &mut self, _: Tag, default_initializer_fn: 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.
Source§

fn decode_sequence_of<D: Decode>( &mut self, _: Tag, _: Constraints<'_>, ) -> Result<Vec<D>, Self::Error>

Decode a SEQUENCE OF D where D: Decode identified by tag from the available input.
Source§

fn decode_set_of<D: Decode + Ord>( &mut self, tag: Tag, constraints: Constraints<'_>, ) -> Result<SetOf<D>, Self::Error>

Decode a SET OF D where D: Decode identified by tag from the available input.
Source§

fn decode_octet_string( &mut self, _: Tag, constraints: Constraints<'_>, ) -> Result<Vec<u8>, Self::Error>

Decode a OCTET STRING identified by tag from the available input.
Source§

fn decode_utf8_string( &mut self, tag: Tag, constraints: Constraints<'_>, ) -> Result<String, Self::Error>

Decode a UTF8 STRING identified by tag from the available input.
Source§

fn decode_visible_string( &mut self, _: Tag, constraints: Constraints<'_>, ) -> Result<VisibleString, Self::Error>

Decode a VisibleString identified by tag from the available input.
Source§

fn decode_general_string( &mut self, tag: Tag, constraints: Constraints<'_>, ) -> Result<GeneralString, Self::Error>

Decode a Ia5String identified by tag from the available input.
Source§

fn decode_ia5_string( &mut self, _: Tag, constraints: Constraints<'_>, ) -> Result<Ia5String, Self::Error>

Decode a Ia5String identified by tag from the available input.
Source§

fn decode_printable_string( &mut self, _: Tag, constraints: Constraints<'_>, ) -> Result<PrintableString, Self::Error>

Decode a PrintableString identified by tag from the available input.
Source§

fn decode_numeric_string( &mut self, _: Tag, constraints: Constraints<'_>, ) -> Result<NumericString, Self::Error>

Decode a NumericString identified by tag from the available input.
Source§

fn decode_teletex_string( &mut self, tag: Tag, constraints: Constraints<'_>, ) -> Result<TeletexString, Self::Error>

Decode a TeletexString identified by tag from the available input.
Source§

fn decode_bmp_string( &mut self, _: Tag, constraints: Constraints<'_>, ) -> Result<BmpString, Self::Error>

Decode a BmpString identified by tag from the available input.
Source§

fn decode_explicit_prefix<D: Decode>( &mut self, _tag: Tag, ) -> Result<D, Self::Error>

Decode an ASN.1 value that has been explicitly prefixed with tag from the available input.
Source§

fn decode_utc_time(&mut self, tag: Tag) -> Result<UtcTime, Self::Error>

Decode a UtcTime identified by tag from the available input.
Source§

fn decode_generalized_time( &mut self, tag: Tag, ) -> Result<GeneralizedTime, Self::Error>

Decode a GeneralizedTime identified by tag from the available input.
Source§

fn decode_set<FIELDS, SET, D, F>( &mut self, _: 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.
Source§

fn decode_choice<D>( &mut self, constraints: Constraints<'_>, ) -> Result<D, Self::Error>
where D: DecodeChoice,

Decode an the optional value in a SEQUENCE or SET.
Source§

fn decode_optional<D: Decode>(&mut self) -> Result<Option<D>, Self::Error>

Decode an the optional value in a SEQUENCE or SET.
Source§

fn decode_optional_with_tag<D: Decode>( &mut self, tag: 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.
Source§

fn decode_optional_with_constraints<D: Decode>( &mut self, constraints: Constraints<'_>, ) -> Result<Option<D>, Self::Error>

Decode an the optional value in a SEQUENCE or SET with constraints.
Source§

fn decode_optional_with_tag_and_constraints<D: Decode>( &mut self, tag: Tag, constraints: Constraints<'_>, ) -> Result<Option<D>, Self::Error>

Decode an the optional value in a SEQUENCE or SET with tag and constraints.
Source§

fn decode_extension_addition_with_constraints<D>( &mut self, constraints: Constraints<'_>, ) -> Result<Option<D>, Self::Error>
where D: Decode,

Decode an extension addition with constraints in a SEQUENCE or SET
Source§

fn decode_extension_addition_group<D: Decode + Constructed>( &mut self, ) -> Result<Option<D>, Self::Error>

Source§

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.
Source§

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.
Source§

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.
Source§

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.
Source§

fn decode_extension_addition<D>(&mut self) -> Result<Option<D>, Self::Error>
where D: Decode,

Source§

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
Source§

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

Auto Trait Implementations§

§

impl<'input> Freeze for Decoder<'input>

§

impl<'input> RefUnwindSafe for Decoder<'input>

§

impl<'input> Send for Decoder<'input>

§

impl<'input> Sync for Decoder<'input>

§

impl<'input> Unpin for Decoder<'input>

§

impl<'input> UnwindSafe for Decoder<'input>

Blanket Implementations§

Source§

impl<T> Any for T
where T: 'static + ?Sized,

Source§

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
Source§

impl<T> Borrow<T> for T
where T: ?Sized,

Source§

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
Source§

impl<T> BorrowMut<T> for T
where T: ?Sized,

Source§

fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
Source§

impl<T> Conv for T

Source§

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

Converts self into T using Into<T>. Read more
Source§

impl<T> FmtForward for T

Source§

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

Causes self to use its Binary implementation when Debug-formatted.
Source§

fn fmt_display(self) -> FmtDisplay<Self>
where Self: Display,

Causes self to use its Display implementation when Debug-formatted.
Source§

fn fmt_lower_exp(self) -> FmtLowerExp<Self>
where Self: LowerExp,

Causes self to use its LowerExp implementation when Debug-formatted.
Source§

fn fmt_lower_hex(self) -> FmtLowerHex<Self>
where Self: LowerHex,

Causes self to use its LowerHex implementation when Debug-formatted.
Source§

fn fmt_octal(self) -> FmtOctal<Self>
where Self: Octal,

Causes self to use its Octal implementation when Debug-formatted.
Source§

fn fmt_pointer(self) -> FmtPointer<Self>
where Self: Pointer,

Causes self to use its Pointer implementation when Debug-formatted.
Source§

fn fmt_upper_exp(self) -> FmtUpperExp<Self>
where Self: UpperExp,

Causes self to use its UpperExp implementation when Debug-formatted.
Source§

fn fmt_upper_hex(self) -> FmtUpperHex<Self>
where Self: UpperHex,

Causes self to use its UpperHex implementation when Debug-formatted.
Source§

fn fmt_list(self) -> FmtList<Self>
where &'a Self: for<'a> IntoIterator,

Formats each item in a sequence. Read more
Source§

impl<T> From<T> for T

Source§

fn from(t: T) -> T

Returns the argument unchanged.

Source§

impl<T, W> HasTypeWitness<W> for T
where W: MakeTypeWitness<Arg = T>, T: ?Sized,

Source§

const WITNESS: W = W::MAKE

A constant of the type witness
Source§

impl<T> Identity for T
where T: ?Sized,

Source§

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.
Source§

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>).
Source§

impl<T, U> Into<U> for T
where U: From<T>,

Source§

fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

Source§

impl<T> IntoEither for T

Source§

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
Source§

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
Source§

impl<T> Pipe for T
where T: ?Sized,

Source§

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
Source§

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
Source§

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
Source§

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
Source§

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
Source§

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.
Source§

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.
Source§

fn pipe_deref<'a, T, R>(&'a self, func: impl FnOnce(&'a T) -> R) -> R
where Self: Deref<Target = T>, T: 'a + ?Sized, R: 'a,

Borrows self, then passes self.deref() into the pipe function.
Source§

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.
Source§

impl<T> Tap for T

Source§

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

Immutable access to a value. Read more
Source§

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

Mutable access to a value. Read more
Source§

fn tap_borrow<B>(self, func: impl FnOnce(&B)) -> Self
where Self: Borrow<B>, B: ?Sized,

Immutable access to the Borrow<B> of a value. Read more
Source§

fn tap_borrow_mut<B>(self, func: impl FnOnce(&mut B)) -> Self
where Self: BorrowMut<B>, B: ?Sized,

Mutable access to the BorrowMut<B> of a value. Read more
Source§

fn tap_ref<R>(self, func: impl FnOnce(&R)) -> Self
where Self: AsRef<R>, R: ?Sized,

Immutable access to the AsRef<R> view of a value. Read more
Source§

fn tap_ref_mut<R>(self, func: impl FnOnce(&mut R)) -> Self
where Self: AsMut<R>, R: ?Sized,

Mutable access to the AsMut<R> view of a value. Read more
Source§

fn tap_deref<T>(self, func: impl FnOnce(&T)) -> Self
where Self: Deref<Target = T>, T: ?Sized,

Immutable access to the Deref::Target of a value. Read more
Source§

fn tap_deref_mut<T>(self, func: impl FnOnce(&mut T)) -> Self
where Self: DerefMut<Target = T> + Deref, T: ?Sized,

Mutable access to the Deref::Target of a value. Read more
Source§

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

Calls .tap() only in debug builds, and is erased in release builds.
Source§

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

Calls .tap_mut() only in debug builds, and is erased in release builds.
Source§

fn tap_borrow_dbg<B>(self, func: impl FnOnce(&B)) -> Self
where Self: Borrow<B>, B: ?Sized,

Calls .tap_borrow() only in debug builds, and is erased in release builds.
Source§

fn tap_borrow_mut_dbg<B>(self, func: impl FnOnce(&mut B)) -> Self
where Self: BorrowMut<B>, B: ?Sized,

Calls .tap_borrow_mut() only in debug builds, and is erased in release builds.
Source§

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.
Source§

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.
Source§

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.
Source§

fn tap_deref_mut_dbg<T>(self, func: impl FnOnce(&mut T)) -> Self
where Self: DerefMut<Target = T> + Deref, T: ?Sized,

Calls .tap_deref_mut() only in debug builds, and is erased in release builds.
Source§

impl<T> TryConv for T

Source§

fn try_conv<T>(self) -> Result<T, Self::Error>
where Self: TryInto<T>,

Attempts to convert self into T using TryInto<T>. Read more
Source§

impl<T, U> TryFrom<U> for T
where U: Into<T>,

Source§

type Error = Infallible

The type returned in the event of a conversion error.
Source§

fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
Source§

impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

Source§

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

The type returned in the event of a conversion error.
Source§

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

Performs the conversion.