Block

risc0_zkp::core::hash::sha

Struct Block

pub struct Block(/* private fields */);

Expand description

Input block to the SHA-256 hashing algorithm. SHA-256 consumes blocks in 512-bit (64-byte) chunks in a Merkle–Damgård construction.

Implementations§

impl Block

pub fn as_words(&self) -> &[u32]

Returns a reference to the Block as a slice of words.

pub fn as_bytes(&self) -> &[u8] ⓘ

Returns a reference to the Block as a slice of bytes.

pub fn as_mut_words(&mut self) -> &mut [u32]

Returns a mutable slice of words.

pub fn as_half_blocks(&self) -> (&Digest, &Digest)

Returns the Block as references to two half-blocks, with the same size are a SHA-256 digest.

pub fn as_mut_bytes(&mut self) -> &mut [u8] ⓘ

Returns a mutable slice of bytes.

Trait Implementations§

impl AsMut<[u32]> for Block

fn as_mut(&mut self) -> &mut [u32]

Converts this type into a mutable reference of the (usually inferred) input type.

impl AsMut<[u32; 16]> for Block

fn as_mut(&mut self) -> &mut [u32; 16]

Converts this type into a mutable reference of the (usually inferred) input type.

impl AsMut<[u8]> for Block

fn as_mut(&mut self) -> &mut [u8] ⓘ

Converts this type into a mutable reference of the (usually inferred) input type.

impl AsMut<[u8; 64]> for Block

fn as_mut(&mut self) -> &mut [u8; 64]

Converts this type into a mutable reference of the (usually inferred) input type.

impl AsRef<[u32]> for Block

fn as_ref(&self) -> &[u32]

Converts this type into a shared reference of the (usually inferred) input type.

impl AsRef<[u32; 16]> for Block

fn as_ref(&self) -> &[u32; 16]

Converts this type into a shared reference of the (usually inferred) input type.

impl AsRef<[u8]> for Block

fn as_ref(&self) -> &[u8] ⓘ

Converts this type into a shared reference of the (usually inferred) input type.

impl AsRef<[u8; 64]> for Block

fn as_ref(&self) -> &[u8; 64]

Converts this type into a shared reference of the (usually inferred) input type.

impl Clone for Block

fn clone(&self) -> Block

Returns a duplicate of the value. Read more

1.0.0 · Source§

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

Performs copy-assignment from source. Read more

impl Debug for Block

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

Formats the value using the given formatter. Read more

impl Default for Block

fn default() -> Block

Returns the “default value” for a type. Read more

impl<'de> Deserialize<'de> for Block

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

Deserialize this value from the given Serde deserializer. Read more

impl Display for Block

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

Formats the value using the given formatter. Read more

impl<'a> From<&'a [u32; 16]> for &'a Block

fn from(data: &'a [u32; 16]) -> Self

Converts to this type from the input type.

impl From<[u32; 16]> for Block

Create a new Block from an array of words.

fn from(data: [u32; 16]) -> Self

Converts to this type from the input type.

impl From<[u8; 64]> for Block

Create a new Block from an array of bytes.

fn from(data: [u8; 64]) -> Self

Converts to this type from the input type.

impl From<Block> for [u32; 16]

fn from(digest: Block) -> Self

Converts to this type from the input type.

impl From<Block> for [u8; 64]

fn from(digest: Block) -> Self

Converts to this type from the input type.

impl FromHex for Block

type Error = FromHexError

fn from_hex<T: AsRef<[u8]>>(hex: T) -> Result<Self, Self::Error>

Creates an instance of type Self from the given hex string, or fails with a custom error type. Read more

impl Hash for Block

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

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

impl PartialEq for Block

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

Tests for self and other values to be equal, and is used by ==.

1.0.0 · Source§

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

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

impl Serialize for Block

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

Serialize this value into the given Serde serializer. Read more

impl TryFrom<&[u32]> for Block

type Error = TryFromSliceError

The type returned in the event of a conversion error.

fn try_from(data: &[u32]) -> Result<Self, Self::Error>

Performs the conversion.

impl TryFrom<&[u8]> for Block

type Error = TryFromSliceError

The type returned in the event of a conversion error.

fn try_from(data: &[u8]) -> Result<Self, Self::Error>

Performs the conversion.

impl TryFrom<Vec<u32>> for Block

type Error = Vec<u32>

The type returned in the event of a conversion error.

fn try_from(data: Vec<u32>) -> Result<Self, Self::Error>

Performs the conversion.

impl TryFrom<Vec<u8>> for Block

type Error = Vec<u8>

The type returned in the event of a conversion error.

fn try_from(data: Vec<u8>) -> Result<Self, Self::Error>

Performs the conversion.

impl Zeroable for Block

fn zeroed() -> Self

Calls zeroed. Read more

impl Copy for Block

impl Eq for Block

impl Pod for Block

impl StructuralPartialEq for Block

Auto Trait Implementations§

impl Freeze for Block

impl RefUnwindSafe for Block

impl Send for Block

impl Sync for Block

impl Unpin for Block

impl UnwindSafe for Block

Blanket Implementations§

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

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

impl<A, T> AsBits<T> for A
where A: AsRef<[T]>, T: BitStore,

fn as_bits<O>(&self) -> &BitSlice<T, O>
where O: BitOrder,

Views self as an immutable bit-slice region with the O ordering.

fn try_as_bits<O>(&self) -> Result<&BitSlice<T, O>, BitSpanError<T>>
where O: BitOrder,

Attempts to view self as an immutable bit-slice region with the O ordering. Read more

impl<A, T> AsMutBits<T> for A
where A: AsMut<[T]>, T: BitStore,

fn as_mut_bits<O>(&mut self) -> &mut BitSlice<T, O>
where O: BitOrder,

Views self as a mutable bit-slice region with the O ordering.

fn try_as_mut_bits<O>(&mut self) -> Result<&mut BitSlice<T, O>, BitSpanError<T>>
where O: BitOrder,

Attempts to view self as a mutable bit-slice region with the O ordering. Read more

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

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

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

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

Mutably borrows from an owned value. Read more

impl<T> CheckedBitPattern for T
where T: AnyBitPattern,

type Bits = T

Self must have the same layout as the specified Bits except for the possible invalid bit patterns being checked during is_valid_bit_pattern.

fn is_valid_bit_pattern(_bits: &T) -> bool

If this function returns true, then it must be valid to reinterpret bits as &Self.

impl<T> CloneToUninit for T
where T: Clone,

unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)

Performs copy-assignment from self to dest. Read more

impl<T> Conv for T

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

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

impl<T> FmtForward for T

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

Formats each item in a sequence. Read more

impl<T> From<T> for T

fn from(t: T) -> T

Returns the argument unchanged.

impl<T> Instrument for T

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

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more

fn in_current_span(self) -> Instrumented<Self>

Instruments this type with the current Span, returning an Instrumented wrapper. Read more

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

fn into(self) -> U

Calls U::from(self).

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

impl<T> IntoEither for T

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

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

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

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

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

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

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

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

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.

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.

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.

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.

impl<T> Pointable for T

const ALIGN: usize

The alignment of pointer.

type Init = T

The type for initializers.

unsafe fn init(init: <T as Pointable>::Init) -> usize

Initializes a with the given initializer. Read more

unsafe fn deref<'a>(ptr: usize) -> &'a T

Dereferences the given pointer. Read more

unsafe fn deref_mut<'a>(ptr: usize) -> &'a mut T

Mutably dereferences the given pointer. Read more

unsafe fn drop(ptr: usize)

Drops the object pointed to by the given pointer. Read more

impl<T> Same for T

type Output = T

Should always be Self

impl<T> Tap for T

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

Immutable access to a value. Read more

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

Mutable access to a value. Read more

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

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

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

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

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

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

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

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

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

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

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.

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.

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.

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.

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.

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.

impl<T> ToHex for T
where T: AsRef<[u8]>,

fn encode_hex<U>(&self) -> U
where U: FromIterator<char>,

Encode the hex strict representing self into the result. Lower case letters are used (e.g. f9b4ca)

fn encode_hex_upper<U>(&self) -> U
where U: FromIterator<char>,

Encode the hex strict representing self into the result. Upper case letters are used (e.g. F9B4CA)

impl<T> ToOwned for T
where T: Clone,

type Owned = T

The resulting type after obtaining ownership.

fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more

fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more

impl<T> ToString for T
where T: Display + ?Sized,

fn to_string(&self) -> String

Converts the given value to a String. Read more

impl<T> TryConv for T

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

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

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

type Error = Infallible

The type returned in the event of a conversion error.

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

Performs the conversion.

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

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

The type returned in the event of a conversion error.

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

Performs the conversion.

impl<T> WithSubscriber for T

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

fn with_current_subscriber(self) -> WithDispatch<Self>

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

impl<T> AnyBitPattern for T
where T: Pod,

impl<T> DeserializeOwned for T
where T: for<'de> Deserialize<'de>,

impl<T> NoUninit for T
where T: Pod,