modm

func Add ¶

func Add(r, x, y *Bignum256)

func Contract ¶

func Contract(out []byte, in *Bignum256)

func ContractSlidingWindow ¶

func ContractSlidingWindow(r *[256]int8, s *Bignum256, windowSize uint)

func ContractWindow4 ¶

func ContractWindow4(r *[64]int8, in *Bignum256)

func Expand ¶

func Expand(out *Bignum256, in []byte)

func ExpandRaw ¶

func ExpandRaw(out *Bignum256, in []byte)

func IsAtMost128bitsVartime ¶

func IsAtMost128bitsVartime(a *Bignum256) bool

can a fit in to (at most) 128 bits

func IsOneVartime ¶

func IsOneVartime(a *Bignum256) bool

is a == 1

func IsZeroVartime ¶

func IsZeroVartime(a *Bignum256) bool

is a == 0

func LessThanOrEqualVartime ¶

func LessThanOrEqualVartime(a, b *Bignum256, limbSize int) bool

is a <= b

func LessThanVartime ¶

func LessThanVartime(a, b *Bignum256, limbSize int) bool

is a < b

func Mul ¶

func Mul(r, x, y *Bignum256)

func SubVartime ¶

func SubVartime(out, a, b *Bignum256, limbSize int)

out = a - b, a must be larger than b