50 lines
947 B
Go
50 lines
947 B
Go
package vault
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import (
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"crypto"
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"crypto/ed25519"
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crypto_rand "crypto/rand"
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"github.com/mr-tron/base58"
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)
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type PublicKey []byte
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func (p PublicKey) String() string {
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return base58.Encode(p)
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}
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type PrivateKey []byte
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func PrivateKeyFromBase58(privkey string) (PrivateKey, error) {
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res, err := base58.Decode(privkey)
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if err != nil {
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return nil, err
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}
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return PrivateKey(res), nil
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}
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func (p PrivateKey) String() string {
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return base58.Encode(p)
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}
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func NewRandomPrivateKey() (PublicKey, PrivateKey, error) {
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pub, priv, err := ed25519.GenerateKey(crypto_rand.Reader)
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if err != nil {
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return nil, nil, err
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}
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return PublicKey(pub), PrivateKey(priv), nil
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}
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func (k PrivateKey) Sign(payload []byte) ([]byte, error) {
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p := ed25519.PrivateKey(k)
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return p.Sign(crypto_rand.Reader, payload, crypto.Hash(0))
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}
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func (k PrivateKey) PublicKey() PublicKey {
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p := ed25519.PrivateKey(k)
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res := p.Public()
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return PublicKey(res.([]byte))
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}
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