diem_crypto::multi_bls

Struct MultiBLSSignature

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pub struct MultiBLSSignature { /* private fields */ }
Expand description

Multi BLS signature wrapper

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impl MultiBLSSignature

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pub fn new( signatures: Vec<(BLSSignature, usize)>, ) -> Result<Self, CryptoMaterialError>

This method will also sort signatures based on index.

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pub fn raw(&self) -> &RawSignature

Getter raw signature.

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pub fn to_bytes(&self) -> Vec<u8> ⓘ

to bytes

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impl Clone for MultiBLSSignature

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fn clone(&self) -> MultiBLSSignature

Returns a copy of the value. Read more
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fn clone_from(&mut self, source: &Self)

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

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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<'de> Deserialize<'de> for MultiBLSSignature

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fn deserialize<D>(deserializer: D) -> Result<Self, D::Error>
where D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer. Read more
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impl Display for MultiBLSSignature

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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 From<BLSSignature> for MultiBLSSignature

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fn from(bls_signature: BLSSignature) -> Self

Converts to this type from the input type.
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impl Hash for MultiBLSSignature

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fn hash<H: Hasher>(&self, state: &mut H)

Feeds this value into the given Hasher. Read more
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fn hash_slice<H>(data: &[Self], state: &mut H)
where H: Hasher, Self: Sized,

Feeds a slice of this type into the given Hasher. Read more
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impl PartialEq for MultiBLSSignature

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

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

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl Serialize for MultiBLSSignature

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fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
where S: Serializer,

Serialize this value into the given Serde serializer. Read more
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impl Signature for MultiBLSSignature

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fn verify_arbitrary_msg( &self, message: &[u8], public_key: &MultiBLSPublicKey, ) -> Result<()>

Checks that self is valid for an arbitrary &u8 message using public_key. Outside of this crate, this particular function should only be used for native signature verification in Move.

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type SigningKeyMaterial = MultiBLSPrivateKey

The associated signing key type for this signature
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type VerifyingKeyMaterial = MultiBLSPublicKey

The associated verifying key type for this signature.
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fn verify<T: CryptoHash + Serialize>( &self, message: &T, public_key: &MultiBLSPublicKey, ) -> Result<()>

Verification for a struct we unabmiguously know how to serialize and that we have a domain separation prefix for.
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fn batch_verify<T: CryptoHash + Serialize>( message: &T, keys_and_signatures: Vec<(Self::VerifyingKeyMaterial, Self)>, ) -> Result<()>

The implementer can override a batch verification implementation that by default iterates over each signature. More efficient implementations exist and should be implemented for many schemes.
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impl TryFrom<&[u8]> for MultiBLSSignature

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fn try_from(bytes: &[u8]) -> Result<MultiBLSSignature, CryptoMaterialError>

Deserialize a MultiBLSSignature. This method will also check for malleable signatures and bitmap validity.

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type Error = CryptoMaterialError

The type returned in the event of a conversion error.
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impl ValidCryptoMaterial for MultiBLSSignature

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fn to_bytes(&self) -> Vec<u8> ⓘ

Convert the valid crypto material to bytes.
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impl Eq for MultiBLSSignature

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impl StructuralPartialEq for MultiBLSSignature

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

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fn type_id(&self) -> TypeId

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

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impl<T> CloneToUninit for T
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unsafe fn clone_to_uninit(&self, dst: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dst. 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<Q, K> Equivalent<K> for Q
where Q: Eq + ?Sized, K: Borrow<Q> + ?Sized,

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fn equivalent(&self, key: &K) -> bool

Checks if this value is equivalent to the given key. Read more
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impl<Q, K> Equivalent<K> for Q
where Q: Eq + ?Sized, K: Borrow<Q> + ?Sized,

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fn equivalent(&self, key: &K) -> bool

Compare self to key and return true if they are equal.
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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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where Self: Borrow<B>, B: 'a + ?Sized, R: 'a,

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where Self: BorrowMut<B>, B: 'a + ?Sized, R: 'a,

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where Self: AsRef<U>, U: 'a + ?Sized, R: 'a,

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where Self: DerefMut<Target = T> + Deref, T: 'a + ?Sized, R: 'a,

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const ALIGN: usize

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Mutable access to a value. Read more
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where Self: AsMut<R>, R: ?Sized,

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where Self: Deref<Target = T>, T: ?Sized,

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where Self: DerefMut<Target = T> + Deref, T: ?Sized,

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impl<T> TestOnlyHash for T
where T: Serialize + ?Sized,

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fn test_only_hash(&self) -> HashValue

Generates a hash used only for tests.
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impl<T> ToOwned for T
where 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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fn to_string(&self) -> String

Converts the given value to a String. Read more
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fn try_conv<T>(self) -> Result<T, Self::Error>
where Self: TryInto<T>,

Attempts to convert self into T using TryInto<T>. Read more
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impl<T, U> TryFrom<U> for T
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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impl<T, U> TryInto<U> for T
where 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.
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impl<V, T> VZip<V> for T
where V: MultiLane<T>,

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fn vzip(self) -> V

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impl<T> ValidCryptoMaterialStringExt for T
where T: ValidCryptoMaterial,

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fn from_encoded_string(encoded_str: &str) -> Result<Self, CryptoMaterialError>

When trying to convert from bytes, we simply decode the string into bytes before checking if we can convert.
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fn to_encoded_string(&self) -> Result<String>

A function to encode into hex-string after serializing.
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impl<T> DeserializeOwned for T
where T: for<'de> Deserialize<'de>,