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secp256k1

package

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Versions in this module

v1

v1.3.1

Aug 17, 2022

v1.3.0

Jul 8, 2022

v1.2.9

Jun 28, 2022

v1.2.8

Jun 21, 2022

v1.2.7

Jun 21, 2022

v1.2.6

Jun 21, 2022

Changes in this version

+ const ErrPubKeyInvalidFormat

+ const ErrPubKeyInvalidLen

+ const ErrPubKeyMismatchedOddness

+ const ErrPubKeyNotOnCurve

+ const ErrPubKeyXTooBig

+ const ErrPubKeyYTooBig

+ const PrivKeyBytesLen

+ const PubKeyBytesLenCompressed

+ const PubKeyBytesLenUncompressed

+ const PubKeyFormatCompressedEven

+ const PubKeyFormatCompressedOdd

+ const PubKeyFormatHybridEven

+ const PubKeyFormatHybridOdd

+ const PubKeyFormatUncompressed

+ func AddNonConst(p1, p2, result *JacobianPoint)

+ func DecompressY(x *FieldVal, odd bool, resultY *FieldVal) bool

+ func DoubleNonConst(p, result *JacobianPoint)

+ func GenerateSharedSecret(privkey *PrivateKey, pubkey *PublicKey) []byte

+ func ScalarBaseMultNonConst(k *ModNScalar, result *JacobianPoint)

+ func ScalarMultNonConst(k *ModNScalar, point, result *JacobianPoint)

+ type CurveParams struct

+ BitSize int

+ ByteSize int

+ Gx *big.Int

+ Gy *big.Int

+ H int

+ N *big.Int

+ P *big.Int

+ func Params() *CurveParams

+ type Error struct

+ Description string

+ Err error

+ func (e Error) Error() string

+ func (e Error) Unwrap() error

+ type ErrorKind string

+ func (e ErrorKind) Error() string

+ type FieldVal struct

+ func (f *FieldVal) Add(val *FieldVal) *FieldVal

+ func (f *FieldVal) Add2(val *FieldVal, val2 *FieldVal) *FieldVal

+ func (f *FieldVal) AddInt(ui uint16) *FieldVal

+ func (f *FieldVal) Bytes() *[32]byte

+ func (f *FieldVal) Equals(val *FieldVal) bool

+ func (f *FieldVal) Inverse() *FieldVal

+ func (f *FieldVal) IsGtOrEqPrimeMinusOrder() bool

+ func (f *FieldVal) IsOdd() bool

+ func (f *FieldVal) IsOddBit() uint32

+ func (f *FieldVal) IsOne() bool

+ func (f *FieldVal) IsOneBit() uint32

+ func (f *FieldVal) IsZero() bool

+ func (f *FieldVal) IsZeroBit() uint32

+ func (f *FieldVal) Mul(val *FieldVal) *FieldVal

+ func (f *FieldVal) Mul2(val *FieldVal, val2 *FieldVal) *FieldVal

+ func (f *FieldVal) MulInt(val uint8) *FieldVal

+ func (f *FieldVal) Negate(magnitude uint32) *FieldVal

+ func (f *FieldVal) NegateVal(val *FieldVal, magnitude uint32) *FieldVal

+ func (f *FieldVal) Normalize() *FieldVal

+ func (f *FieldVal) PutBytes(b *[32]byte)

+ func (f *FieldVal) PutBytesUnchecked(b []byte)

+ func (f *FieldVal) Set(val *FieldVal) *FieldVal

+ func (f *FieldVal) SetByteSlice(b []byte) bool

+ func (f *FieldVal) SetBytes(b *[32]byte) uint32

+ func (f *FieldVal) SetInt(ui uint16) *FieldVal

+ func (f *FieldVal) Square() *FieldVal

+ func (f *FieldVal) SquareRootVal(val *FieldVal) bool

+ func (f *FieldVal) SquareVal(val *FieldVal) *FieldVal

+ func (f *FieldVal) Zero()

+ func (f FieldVal) String() string

+ type JacobianPoint struct

+ X FieldVal

+ Y FieldVal

+ Z FieldVal

+ func MakeJacobianPoint(x, y, z *FieldVal) JacobianPoint

+ func (p *JacobianPoint) Set(other *JacobianPoint)

+ func (p *JacobianPoint) ToAffine()

+ type KoblitzCurve struct

+ func S256() *KoblitzCurve

+ func (curve *KoblitzCurve) Add(x1, y1, x2, y2 *big.Int) (*big.Int, *big.Int)

+ func (curve *KoblitzCurve) Double(x1, y1 *big.Int) (*big.Int, *big.Int)

+ func (curve *KoblitzCurve) IsOnCurve(x, y *big.Int) bool

+ func (curve *KoblitzCurve) Params() *elliptic.CurveParams

+ func (curve *KoblitzCurve) ScalarBaseMult(k []byte) (*big.Int, *big.Int)

+ func (curve *KoblitzCurve) ScalarMult(Bx, By *big.Int, k []byte) (*big.Int, *big.Int)

+ type ModNScalar struct

+ func NonceRFC6979(privKey []byte, hash []byte, extra []byte, version []byte, ...) *ModNScalar

+ func (s *ModNScalar) Add(val *ModNScalar) *ModNScalar

+ func (s *ModNScalar) Add2(val1, val2 *ModNScalar) *ModNScalar

+ func (s *ModNScalar) Bytes() [32]byte

+ func (s *ModNScalar) Equals(val *ModNScalar) bool

+ func (s *ModNScalar) InverseNonConst() *ModNScalar

+ func (s *ModNScalar) InverseValNonConst(val *ModNScalar) *ModNScalar

+ func (s *ModNScalar) IsOdd() bool

+ func (s *ModNScalar) IsOverHalfOrder() bool

+ func (s *ModNScalar) IsZero() bool

+ func (s *ModNScalar) Mul(val *ModNScalar) *ModNScalar

+ func (s *ModNScalar) Mul2(val, val2 *ModNScalar) *ModNScalar

+ func (s *ModNScalar) Negate() *ModNScalar

+ func (s *ModNScalar) NegateVal(val *ModNScalar) *ModNScalar

+ func (s *ModNScalar) PutBytes(b *[32]byte)

+ func (s *ModNScalar) PutBytesUnchecked(b []byte)

+ func (s *ModNScalar) Set(val *ModNScalar) *ModNScalar

+ func (s *ModNScalar) SetByteSlice(b []byte) bool

+ func (s *ModNScalar) SetBytes(b *[32]byte) uint32

+ func (s *ModNScalar) SetInt(ui uint32) *ModNScalar

+ func (s *ModNScalar) Square() *ModNScalar

+ func (s *ModNScalar) SquareVal(val *ModNScalar) *ModNScalar

+ func (s *ModNScalar) Zero()

+ func (s ModNScalar) String() string

+ type PrivateKey struct

+ Key ModNScalar

+ func GeneratePrivateKey() (*PrivateKey, error)

+ func NewPrivateKey(key *ModNScalar) *PrivateKey

+ func PrivKeyFromBytes(privKeyBytes []byte) *PrivateKey

+ func (p *PrivateKey) PubKey() *PublicKey

+ func (p *PrivateKey) ToECDSA() *ecdsa.PrivateKey

+ func (p *PrivateKey) Zero()

+ func (p PrivateKey) Serialize() []byte

+ type PublicKey struct

+ func NewPublicKey(x, y *FieldVal) *PublicKey

+ func ParsePubKey(serialized []byte) (key *PublicKey, err error)

+ func (p *PublicKey) AsJacobian(result *JacobianPoint)

+ func (p *PublicKey) IsEqual(otherPubKey *PublicKey) bool

+ func (p *PublicKey) IsOnCurve() bool

+ func (p *PublicKey) ToECDSA() *ecdsa.PublicKey

+ func (p *PublicKey) X() *big.Int

+ func (p *PublicKey) Y() *big.Int

+ func (p PublicKey) SerializeCompressed() []byte

+ func (p PublicKey) SerializeUncompressed() []byte