73 lines
1.6 KiB
Go
73 lines
1.6 KiB
Go
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package tron
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import (
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"fmt"
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"strings"
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"custodial/pkg/locker"
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"github.com/btcsuite/btcd/btcec/v2"
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"github.com/decred/dcrd/dcrec/secp256k1/v4"
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"github.com/fbsobreira/gotron-sdk/pkg/address"
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"github.com/fbsobreira/gotron-sdk/pkg/keys/hd"
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"github.com/tyler-smith/go-bip39"
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)
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const MAX_ACCOUNT_INDEX int = 4294967295
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type TronAccount struct {
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privateKey *secp256k1.PrivateKey
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publicKey *secp256k1.PublicKey
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address string
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}
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func (t *TronAccount) PrivateKey() *secp256k1.PrivateKey {
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return t.privateKey
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}
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func (t *TronAccount) PublicKey() *secp256k1.PublicKey {
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return t.publicKey
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}
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func (t *TronAccount) Address() string {
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return t.address
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}
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var master [32]byte
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var ch [32]byte
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func InitMaster(mnemonic, passphrase string) {
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if master != [32]byte{} {
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return
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}
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seed := bip39.NewSeed(strings.TrimSpace(mnemonic), strings.TrimSpace(passphrase))
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master, ch = hd.ComputeMastersFromSeed(seed, []byte("Bitcoin seed"))
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}
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func InitMasterFromPrivateSettings() {
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mnemonic := locker.GetPrivateEnv("BIP39_MNEMONIC")
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passphrase := locker.GetPrivateEnv("PASSPHRASE")
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if mnemonic == "" {
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panic("BIP39_MNEMONIC is not set")
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}
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InitMaster(mnemonic, passphrase)
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}
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func DeriveAccount(index int) (*TronAccount, error) {
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private, _ := hd.DerivePrivateKeyForPath(
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btcec.S256(),
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master,
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ch,
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fmt.Sprintf("44'/195'/0'/0/%d", index),
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)
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t := TronAccount{}
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t.privateKey, t.publicKey = btcec.PrivKeyFromBytes(private[:])
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t.address = address.PubkeyToAddress(*t.publicKey.ToECDSA()).String()
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return &t, nil
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}
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func GetSpender() (*TronAccount, error) {
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return DeriveAccount(MAX_ACCOUNT_INDEX)
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}
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