hdprofile.go

package owkeychain

import (
	"encoding/hex"
	"github.com/blocktree/go-owcrypt"
)

var (
	openwalletPrePath = "m/44'/88'"
)

type CoinType struct {
	hdIndex   uint32
	curveType uint32
}

//XXX[0]:hd扩展索引
//XXX[1]:曲线类型
var (
	Bitcoin  = CoinType{uint32(0), owcrypt.ECC_CURVE_SECP256K1}
	Ethereum = CoinType{uint32(1), owcrypt.ECC_CURVE_SECP256K1}
)

var (
	owprvPrefix     = []byte{0x07, 0xa8, 0x10, 0x0c, 0x28}
	owpubPrefix     = []byte{0x07, 0xa8, 0x10, 0x31, 0xa2}
	owpubPrefix_BLS = []byte{0x3e, 0x00, 0xfa, 0xea, 0x69}

	BitcoinPubkeyPrefix = []byte{0}
	BitcoinScriptPrefix = []byte{5}
)

var (
	curveorder_secp256k1 = []byte{0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFE, 0xBA, 0xAE, 0xDC, 0xE6, 0xAF, 0x48, 0xA0, 0x3B, 0xBF, 0xD2, 0x5E, 0x8C, 0xD0, 0x36, 0x41, 0x41}
	curveorder_secp256r1 = []byte{0xFF, 0xFF, 0xFF, 0xFF, 0x00, 0x00, 0x00, 0x00, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xBC, 0xE6, 0xFA, 0xAD, 0xA7, 0x17, 0x9E, 0x84, 0xF3, 0xB9, 0xCA, 0xC2, 0xFC, 0x63, 0x25, 0x51}
	curveorder_sm2_std   = []byte{0xFF, 0xFF, 0xFF, 0xFE, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x72, 0x03, 0xDF, 0x6B, 0x21, 0xC6, 0x05, 0x2B, 0x53, 0xBB, 0xF4, 0x09, 0x39, 0xD5, 0x41, 0x23}
	curveorder_ed25519   = []byte{0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x14, 0xDE, 0xF9, 0xDE, 0xA2, 0xF7, 0x9C, 0xD6, 0x58, 0x12, 0x63, 0x1A, 0x5C, 0xF5, 0xD3, 0xED}
	curveoeder_bls12_381 = []byte{0x73, 0xed, 0xa7, 0x53, 0x29, 0x9d, 0x7d, 0x48, 0x33, 0x39, 0xd8, 0x08, 0x09, 0xa1, 0xd8, 0x05, 0x53, 0xbd, 0xa4, 0x02, 0xff, 0xfe, 0x5b, 0xfe, 0xff, 0xff, 0xff, 0xff, 0x00, 0x00, 0x00, 0x01}
)

func getCurveOrder(typeChoose uint32) []byte {
	ret := make([]byte, 32)
	switch typeChoose {
	case owcrypt.ECC_CURVE_SECP256K1:
		copy(ret, curveorder_secp256k1)
		break
	case owcrypt.ECC_CURVE_SECP256R1:
		copy(ret, curveorder_secp256r1)
		break
	case owcrypt.ECC_CURVE_SM2_STANDARD:
		copy(ret, curveorder_sm2_std)
		break
	case owcrypt.ECC_CURVE_ED25519, owcrypt.ECC_CURVE_ED25519_NORMAL, owcrypt.ECC_CURVE_X25519, owcrypt.ECC_CURVE_CURVE25519_SHA256:
		copy(ret, curveorder_ed25519)
		break
	case owcrypt.ECC_CURVE_BLS12381_G2_XMD_SHA_256_SSWU_RO_NUL, owcrypt.ECC_CURVE_BLS12381_G2_XMD_SHA_256_SSWU_RO_AUG:
		copy(ret, curveoeder_bls12_381)
		break
	case owcrypt.ECC_CURVE_PASTA:
		//ret = owcrypt.GetCurveOrder(owcrypt.ECC_CURVE_PASTA)
		ret, _ = hex.DecodeString("FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF")
		break
	default:
		return nil
		break
	}
	return ret
}