pub struct SecretKey(pub [u8; 32]);
Expand description

Secret 256-bit key used as x in an ECDSA signature

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§0: [u8; 32]

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impl SecretKey

pub fn as_ptr(&self) -> *const u8

Converts the object to a raw pointer for FFI interfacing

pub fn as_mut_ptr(&mut self) -> *mut u8

Converts the object to a mutable raw pointer for FFI interfacing

pub fn len(&self) -> usize

Returns the length of the object as an array

pub fn is_empty(&self) -> bool

Returns whether the object as an array is empty

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impl SecretKey

pub fn new<R>(secp: &Secp256k1, rng: &mut R) -> SecretKey
where R: Rng,

Creates a new random secret key

pub fn from_slice(secp: &Secp256k1, data: &[u8]) -> Result<SecretKey, Error>

Converts a SECRET_KEY_SIZE-byte slice to a secret key

pub fn add_assign( &mut self, secp: &Secp256k1, other: &SecretKey ) -> Result<(), Error>

Adds one secret key to another, modulo the curve order

pub fn mul_assign( &mut self, secp: &Secp256k1, other: &SecretKey ) -> Result<(), Error>

Multiplies one secret key by another, modulo the curve order

pub fn inv_assign(&mut self, secp: &Secp256k1) -> Result<(), Error>

Inverses the secret key

pub fn neg_assign(&mut self, secp: &Secp256k1) -> Result<(), Error>

Negates the secret key

Trait Implementations§

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impl AsRef<[u8]> for SecretKey

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fn as_ref(&self) -> &[u8]

Converts this type into a shared reference of the (usually inferred) input type.
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impl Clone for SecretKey

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fn clone(&self) -> SecretKey

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 SecretKey

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fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), Error>

Formats the value using the given formatter. Read more
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impl Decodable for SecretKey

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fn decode<D>(d: &mut D) -> Result<SecretKey, <D as Decoder>::Error>
where D: Decoder,

Deserialize a value using a Decoder.
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impl<'de> Deserialize<'de> for SecretKey

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fn deserialize<D>(d: D) -> Result<SecretKey, <D as Deserializer<'de>>::Error>
where D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer. Read more
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impl Encodable for SecretKey

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fn encode<S>(&self, s: &mut S) -> Result<(), <S as Encoder>::Error>
where S: Encoder,

Serialize a value using an Encoder.
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impl Hash for SecretKey

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

Feeds this value into the given Hasher. Read more
1.3.0 · source§

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 Hex<SecretKey> for SecretKey

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impl Index<Range<usize>> for SecretKey

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type Output = [u8]

The returned type after indexing.
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fn index(&self, index: Range<usize>) -> &[u8]

Performs the indexing (container[index]) operation. Read more
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impl Index<RangeFrom<usize>> for SecretKey

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type Output = [u8]

The returned type after indexing.
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fn index(&self, index: RangeFrom<usize>) -> &[u8]

Performs the indexing (container[index]) operation. Read more
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impl Index<RangeFull> for SecretKey

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type Output = [u8]

The returned type after indexing.
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fn index(&self, _: RangeFull) -> &[u8]

Performs the indexing (container[index]) operation. Read more
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impl Index<RangeTo<usize>> for SecretKey

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type Output = [u8]

The returned type after indexing.
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fn index(&self, index: RangeTo<usize>) -> &[u8]

Performs the indexing (container[index]) operation. Read more
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impl Index<usize> for SecretKey

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type Output = u8

The returned type after indexing.
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fn index(&self, index: usize) -> &u8

Performs the indexing (container[index]) operation. Read more
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impl Ord for SecretKey

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fn cmp(&self, other: &SecretKey) -> Ordering

This method returns an Ordering between self and other. Read more
1.21.0 · source§

fn max(self, other: Self) -> Self
where Self: Sized,

Compares and returns the maximum of two values. Read more
1.21.0 · source§

fn min(self, other: Self) -> Self
where Self: Sized,

Compares and returns the minimum of two values. Read more
1.50.0 · source§

fn clamp(self, min: Self, max: Self) -> Self
where Self: Sized + PartialOrd,

Restrict a value to a certain interval. Read more
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impl PartialEq for SecretKey

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fn eq(&self, other: &SecretKey) -> 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 PartialOrd for SecretKey

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fn partial_cmp(&self, other: &SecretKey) -> Option<Ordering>

This method returns an ordering between self and other values if one exists. Read more
1.0.0 · source§

fn lt(&self, other: &Rhs) -> bool

This method tests less than (for self and other) and is used by the < operator. Read more
1.0.0 · source§

fn le(&self, other: &Rhs) -> bool

This method tests less than or equal to (for self and other) and is used by the <= operator. Read more
1.0.0 · source§

fn gt(&self, other: &Rhs) -> bool

This method tests greater than (for self and other) and is used by the > operator. Read more
1.0.0 · source§

fn ge(&self, other: &Rhs) -> bool

This method tests greater than or equal to (for self and other) and is used by the >= operator. Read more
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impl Serialize for SecretKey

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

Serialize this value into the given Serde serializer. Read more
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impl Zeroize for SecretKey

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fn zeroize(&mut self)

Zero out this object from memory using Rust intrinsics which ensure the zeroization operation is not “optimized away” by the compiler.
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impl Eq for SecretKey

Auto Trait Implementations§

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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> CloneAny for T
where T: Any + Clone,

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fn clone_any(&self) -> Box<dyn CloneAny>

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fn clone_any_send(&self) -> Box<dyn CloneAny + Send>
where T: Send,

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fn clone_any_sync(&self) -> Box<dyn CloneAny + Sync>
where T: Sync,

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fn clone_any_send_sync(&self) -> Box<dyn CloneAny + Sync + Send>
where T: Send + Sync,

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impl<Q, K> Comparable<K> for Q
where Q: Ord + ?Sized, K: Borrow<Q> + ?Sized,

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fn compare(&self, key: &K) -> Ordering

Compare self to key and return their ordering.
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impl<'a, T> DefaultFeatures<'a> for T
where T: 'a + Send + Sync + Clone,

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fn clone_boxed(&self) -> Box<dyn DefaultFeatures<'a>>

Clone this value, and then immediately put it into a Box behind a trait object of this trait.
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fn self_address_mut(&mut self) -> *mut ()

Returns the address of self. 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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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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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> Instrument for T

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fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided [Span], returning an Instrumented wrapper. Read more
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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<'a, T> NonSyncFeatures<'a> for T
where T: 'a + Clone,

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fn clone_boxed(&self) -> Box<dyn NonSyncFeatures<'a>>

Clone this value, and then immediately put it into a Box behind a trait object of this trait.
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fn self_address_mut(&mut self) -> *mut ()

Returns the address of self. Read more
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impl<T> SafeBorrow<T> for T
where T: ?Sized,

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fn borrow_replacement(ptr: &T) -> &T

Given ptr, which was obtained from a prior call to Self::borrow(), return a value with the same nominal lifetime which is guaranteed to survive mutations to Self. Read more
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impl<T> Same for T

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type Output = T

Should always be Self
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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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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<T> WithSubscriber for T

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fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self>
where S: Into<Dispatch>,

Attaches the provided Subscriber to this type, returning a [WithDispatch] wrapper. Read more
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Attaches the current default Subscriber to this type, returning a [WithDispatch] wrapper. Read more
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