hacspec_lib::prelude

Struct U64

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pub struct U64(pub u64);

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§0: u64

Implementations§

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impl U64

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pub fn classify<T>(x: T) -> U64
where T: Into<u64>,

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pub fn declassify(self) -> u64

Warning: use with caution, breaks the constant-time guarantee.

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pub fn zero() -> U64

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pub fn one() -> U64

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pub fn ones() -> U64

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pub fn from_le_bytes(bytes: &[U8]) -> Vec<U64>

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pub fn to_le_bytes(ints: &[U64]) -> Vec<U8>

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pub fn from_be_bytes(bytes: &[U8]) -> Vec<U64>

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pub fn to_be_bytes(ints: &[U64]) -> Vec<U8>

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pub fn max_value() -> U64

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impl U64

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pub fn checked_add(self, rhs: U64) -> U64

Warning: panics when overflow.

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impl U64

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pub fn checked_sub(self, rhs: U64) -> U64

Warning: panics when overflow.

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impl U64

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pub fn checked_mul(self, rhs: U64) -> U64

Warning: panics when overflow.

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impl U64

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pub fn rotate_left(self, rotval: usize) -> U64

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pub fn rotate_right(self, rotval: usize) -> U64

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impl U64

§Constant-time comparison operators

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pub fn comp_eq(self, rhs: U64) -> U64

Produces a new integer which is all ones if the two arguments are equal and all zeroes otherwise. With inspiration from Wireguard.

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pub fn comp_ne(self, rhs: U64) -> U64

Produces a new integer which is all ones if the first argument is different from the second argument, and all zeroes otherwise.

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pub fn comp_gte(self, rhs: U64) -> U64

Produces a new integer which is all ones if the first argument is greater than or equal to the second argument, and all zeroes otherwise. With inspiration from WireGuard.

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pub fn comp_gt(self, rhs: U64) -> U64

Produces a new integer which is all ones if the first argument is strictly greater than the second argument, and all zeroes otherwise.

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pub fn comp_lte(self, rhs: U64) -> U64

Produces a new integer which is all ones if the first argument is less than or equal to the second argument, and all zeroes otherwise.

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pub fn comp_lt(self, rhs: U64) -> U64

Produces a new integer which is all ones if the first argument is strictly less than the second argument, and all zeroes otherwise.

Trait Implementations§

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impl Add for U64

Warning: has wrapping semantics.

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type Output = U64

The resulting type after applying the + operator.
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fn add(self, rhs: U64) -> U64

Performs the + operation. Read more
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impl AddAssign for U64

Warning: has wrapping semantics.

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fn add_assign(&mut self, rhs: U64)

Performs the += operation. Read more
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impl BitAnd for U64

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type Output = U64

The resulting type after applying the & operator.
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fn bitand(self, rhs: U64) -> U64

Performs the & operation. Read more
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impl BitAndAssign for U64

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fn bitand_assign(&mut self, rhs: U64)

Performs the &= operation. Read more
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impl BitOr for U64

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type Output = U64

The resulting type after applying the | operator.
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fn bitor(self, rhs: U64) -> U64

Performs the | operation. Read more
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impl BitOrAssign for U64

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fn bitor_assign(&mut self, rhs: U64)

Performs the |= operation. Read more
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impl BitXor for U64

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type Output = U64

The resulting type after applying the ^ operator.
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fn bitxor(self, rhs: U64) -> U64

Performs the ^ operation. Read more
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impl BitXorAssign for U64

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fn bitxor_assign(&mut self, rhs: U64)

Performs the ^= operation. Read more
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impl Clone for U64

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fn clone(&self) -> U64

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 U64

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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 Default for U64

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fn default() -> U64

Returns the “default value” for a type. Read more
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impl Display for U64

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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 From<I64> for U64

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fn from(x: I64) -> U64

Converts to this type from the input type.
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impl From<U128> for U64

Warning: wrapping semantics.

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fn from(x: U128) -> U64

Converts to this type from the input type.
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impl From<U16> for U64

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fn from(x: U16) -> U64

Converts to this type from the input type.
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impl From<U32> for U64

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fn from(x: U32) -> U64

Converts to this type from the input type.
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impl From<U64> for I64

Warning: wrapping semantics.

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fn from(x: U64) -> I64

Converts to this type from the input type.
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impl From<U64> for U128

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fn from(x: U64) -> U128

Converts to this type from the input type.
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impl From<U64> for U16

Warning: wrapping semantics.

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fn from(x: U64) -> U16

Converts to this type from the input type.
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impl From<U64> for U32

Warning: wrapping semantics.

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fn from(x: U64) -> U32

Converts to this type from the input type.
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impl From<U64> for U8

Warning: wrapping semantics.

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fn from(x: U64) -> U8

Converts to this type from the input type.
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impl From<U8> for U64

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fn from(x: U8) -> U64

Converts to this type from the input type.
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impl From<u16> for U64

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fn from(x: u16) -> U64

Converts to this type from the input type.
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impl From<u32> for U64

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fn from(x: u32) -> U64

Converts to this type from the input type.
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impl From<u64> for U64

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fn from(x: u64) -> U64

Converts to this type from the input type.
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impl From<u8> for U64

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fn from(x: u8) -> U64

Converts to this type from the input type.
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impl From<usize> for U64

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fn from(x: usize) -> U64

Converts to this type from the input type.
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impl Integer for U64

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fn get_bit(self, i: usize) -> Self

Get bit i of this integer.

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fn set_bit(self, b: Self, i: usize) -> Self

Set bit i of this integer to b and return the result. Bit b has to be 0 or 1.

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fn set(self, pos: usize, y: Self, yi: usize) -> Self

Set bit pos of this integer to bit yi of integer y.

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const NUM_BITS: usize = 64usize

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fn ZERO() -> Self

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fn ONE() -> Self

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fn TWO() -> Self

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fn from_literal(val: u128) -> Self

Get an integer with value val.
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fn from_hex_string(s: &String) -> Self

Read a hex string (starting with 0x) into an Integer.
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fn rotate_left(self, n: usize) -> Self

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fn rotate_right(self, n: usize) -> Self

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impl LowerHex for U64

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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 ModNumeric for U64

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fn sub_mod(self, rhs: Self, n: Self) -> Self

(self - rhs) % n.

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fn add_mod(self, rhs: Self, n: Self) -> Self

(self + rhs) % n

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fn mul_mod(self, rhs: Self, n: Self) -> Self

(self * rhs) % n

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fn pow_mod(self, _exp: Self, _n: Self) -> Self

(self ^ exp) % n TODO: implement

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fn modulo(self, n: Self) -> Self

self % n

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fn signed_modulo(self, n: Self) -> Self

self % n that always returns a positive integer

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fn absolute(self) -> Self

|self|

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impl Mul for U64

Warning: has wrapping semantics.

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type Output = U64

The resulting type after applying the * operator.
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fn mul(self, rhs: U64) -> U64

Performs the * operation. Read more
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impl MulAssign for U64

Warning: has wrapping semantics.

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fn mul_assign(&mut self, rhs: U64)

Performs the *= operation. Read more
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impl Neg for U64

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type Output = U64

The resulting type after applying the - operator.
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fn neg(self) -> U64

Performs the unary - operation. Read more
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impl Not for U64

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type Output = U64

The resulting type after applying the ! operator.
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fn not(self) -> U64

Performs the unary ! operation. Read more
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impl Numeric for U64

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fn max_val() -> Self

Return largest value that can be represented.

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fn exp(self, exp: u32) -> Self

self ^ exp where exp is a u32. Note: the exponent exp MUST NOT be secret.

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fn pow_self(self, _exp: Self) -> Self

self ^ exp where exp is a Self. Here both, base and exponent, are secret. TODO: implement

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fn divide(self, rhs: Self) -> Self

Division.

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fn inv(self, n: Self) -> Self

Invert self modulo n. FIXME: make ct

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fn equal(self, other: Self) -> bool

Declassifies

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fn greater_than(self, other: Self) -> bool

Declassifies

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fn greater_than_or_equal(self, other: Self) -> bool

Declassifies

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fn less_than(self, other: Self) -> bool

Declassifies

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fn less_than_or_equal(self, other: Self) -> bool

Declassifies

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fn wrap_add(self, rhs: Self) -> Self

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fn wrap_sub(self, rhs: Self) -> Self

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fn wrap_mul(self, rhs: Self) -> Self

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fn wrap_div(self, _rhs: Self) -> Self

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fn not_equal_bm(self, other: Self) -> Self

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fn equal_bm(self, other: Self) -> Self

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fn greater_than_bm(self, other: Self) -> Self

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fn greater_than_or_equal_bm(self, other: Self) -> Self

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fn less_than_bm(self, other: Self) -> Self

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fn less_than_or_equal_bm(self, other: Self) -> Self

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impl SecretInteger for U64

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impl SecretIntegerCopy for U64

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impl Shl<usize> for U64

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type Output = U64

The resulting type after applying the << operator.
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fn shl(self, rhs: usize) -> U64

Performs the << operation. Read more
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impl ShlAssign<usize> for U64

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fn shl_assign(&mut self, rhs: usize)

Performs the <<= operation. Read more
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impl Shr<usize> for U64

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type Output = U64

The resulting type after applying the >> operator.
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fn shr(self, rhs: usize) -> U64

Performs the >> operation. Read more
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impl ShrAssign<usize> for U64

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fn shr_assign(&mut self, rhs: usize)

Performs the >>= operation. Read more
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impl Sub for U64

Warning: has wrapping semantics.

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type Output = U64

The resulting type after applying the - operator.
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fn sub(self, rhs: U64) -> U64

Performs the - operation. Read more
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impl SubAssign for U64

Warning: has wrapping semantics.

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fn sub_assign(&mut self, rhs: U64)

Performs the -= operation. Read more
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impl UnsignedSecretInteger for U64

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fn to_le_bytes(self) -> Seq<U8>

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fn to_be_bytes(self) -> Seq<U8>

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fn from_le_bytes(x: &Seq<U8>) -> Self

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fn from_be_bytes(x: &Seq<U8>) -> Self

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fn get_byte(self, i: usize) -> Self

Get byte i of this integer.
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impl Copy for U64

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impl NumericCopy for U64

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impl UnsignedInteger for U64

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impl UnsignedIntegerCopy for U64

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impl UnsignedSecretIntegerCopy for U64

Auto Trait Implementations§

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impl Freeze for U64

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impl RefUnwindSafe for U64

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impl Send for U64

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impl Sync for U64

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impl Unpin for U64

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impl UnwindSafe for U64

Blanket 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> CloneToUninit for T
where T: Clone,

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

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fn to_string(&self) -> String

Converts the given value to a String. 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.