pub enum CryptoError {
    UnsupportedVersion(u8),
    OldVersion(u8),
    DecryptFailed,
    BadLength {
        step: &'static str,
        actual: usize,
        expected: usize,
    },
    BadKey,
    BadFormat(&'static str),
    ObjectMismatch(&'static str),
    SignatureFailed,
    NotSupportedByVault,
}
Expand description

Possible cryptographic submodule error conditions.

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UnsupportedVersion(u8)

Crypto primitive uses a version this library doesn’t recognize (or one it no longer accepts).

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OldVersion(u8)

Crypto primitive uses a version that’s too old, and deemed unsafe to use.

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DecryptFailed

Crypto system was unable to decrypt the contents of a Lockbox.

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BadLength

Fields

§step: &'static str
§actual: usize
§expected: usize

The provided data for wasn’t the expected length.

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BadKey

A provided cryptographic key (public or private) is weak or invalid.

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BadFormat(&'static str)

The data format doesn’t match spec. Can occur when decoding a lockbox or attempting to decode from a String.

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ObjectMismatch(&'static str)

An operation expected a specific object but didn’t get it. Eg. Signature verification expects a specific version of hash and fails if it doesn’t get a hash with that version, or a Lockbox should be unlocked with a specific key but we attempted to use the wrong one. This almost always indicates a logic error.

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SignatureFailed

Verification of a signature failed.

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NotSupportedByVault

The attempted operation isn’t supported by the backing Vault.

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Trait Implementations§

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impl Clone for CryptoError

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fn clone(&self) -> CryptoError

Returns a copy of the value. Read more
1.0.0 · source§

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for CryptoError

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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 Display for CryptoError

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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 Error for CryptoError

1.30.0 · source§

fn source(&self) -> Option<&(dyn Error + 'static)>

The lower-level source of this error, if any. Read more
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fn description(&self) -> &str

👎Deprecated since 1.42.0: use the Display impl or to_string()
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fn cause(&self) -> Option<&dyn Error>

👎Deprecated since 1.33.0: replaced by Error::source, which can support downcasting
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fn provide<'a>(&'a self, request: &mut Request<'a>)

🔬This is a nightly-only experimental API. (error_generic_member_access)
Provides type based access to context intended for error reports. Read more
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impl PartialEq<CryptoError> for CryptoError

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fn eq(&self, other: &CryptoError) -> bool

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

This method tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl Eq for CryptoError

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impl StructuralEq for CryptoError

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impl StructuralPartialEq for CryptoError

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Blanket Implementations§

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impl<T> Any for Twhere 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 Twhere 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 Twhere 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> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T, U> Into<U> for Twhere 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<T> for T

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type Output = T

Should always be Self
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impl<T> ToOwned for Twhere 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> ToString for Twhere T: Display + ?Sized,

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default fn to_string(&self) -> String

Converts the given value to a String. Read more
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impl<T, U> TryFrom<U> for Twhere 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 Twhere 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.