56 lines
1.1 KiB
Go
56 lines
1.1 KiB
Go
package owner
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import (
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"crypto/ecdsa"
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"errors"
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"fmt"
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"github.com/mr-tron/base58"
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"github.com/nspcc-dev/neo-go/pkg/crypto/keys"
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)
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// NEO3Wallet represents NEO3 wallet address.
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type NEO3Wallet [NEO3WalletSize]byte
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// NEO3WalletSize contains size of neo3 wallet.
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const NEO3WalletSize = 25
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// ErrEmptyPublicKey when PK passed to Verify method is nil.
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var ErrEmptyPublicKey = errors.New("empty public key")
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// NEO3WalletFromPublicKey converts public key to NEO3 wallet address.
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func NEO3WalletFromPublicKey(key *ecdsa.PublicKey) (*NEO3Wallet, error) {
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if key == nil {
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return nil, ErrEmptyPublicKey
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}
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neoPublicKey := (*keys.PublicKey)(key)
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d, err := base58.Decode(neoPublicKey.Address())
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if err != nil {
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return nil, fmt.Errorf("can't decode neo3 address from key: %w", err)
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}
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w := new(NEO3Wallet)
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copy(w.Bytes(), d)
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return w, nil
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}
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// String implements fmt.Stringer.
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func (w *NEO3Wallet) String() string {
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if w != nil {
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return base58.Encode(w[:])
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}
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return ""
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}
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// Bytes returns slice of NEO3 wallet address bytes.
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func (w *NEO3Wallet) Bytes() []byte {
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if w != nil {
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return w[:]
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}
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return nil
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}
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