lwe

Documentation

Index

• func CheckParams(logq uint64, nSamples uint64, pMod uint64) bool
• func GaussSample32(src mrand.Source) int64
• func GaussSample64(src mrand.Source) int64
• type Params
  • func NewParams(logq uint64, nSamples uint64) *Params
  • func NewParamsFixedP(logq uint64, nSamples uint64, pMod uint64) *Params
  • func (p *Params) PrintParams()
  • func (p *Params) Round(x uint64) uint64

Functions

func CheckParams

func CheckParams(logq uint64, nSamples uint64, pMod uint64) bool

func GaussSample32

func GaussSample32(src mrand.Source) int64

func GaussSample64

func GaussSample64(src mrand.Source) int64

Types

type Params

type Params struct {
	N     uint64  // LWE secret dimension
	Sigma float64 // LWE error distribution stddev
	M     uint64  // LWE samples supported

	Logq uint64 // (logarithm of) ciphertext modulus
	P    uint64 // plaintext modulus

	Delta uint64 // Plaintext multiplier
}

func NewParams

func NewParams(logq uint64, nSamples uint64) *Params

Output LWE parameters for Regev encryption where each ciphertext can support up to 'nSamples' homomorphic additions.

func NewParamsFixedP

func NewParamsFixedP(logq uint64, nSamples uint64, pMod uint64) *Params

func (*Params) PrintParams

func (p *Params) PrintParams()

func (*Params) Round

func (p *Params) Round(x uint64) uint64