80 lines
2.2 KiB
Go
80 lines
2.2 KiB
Go
package account
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import (
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"github.com/tendermint/tendermint/Godeps/_workspace/src/github.com/tendermint/ed25519"
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"github.com/tendermint/tendermint/binary"
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. "github.com/tendermint/tendermint/common"
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)
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type PrivAccount struct {
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Address []byte `json:"address"`
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PubKey PubKey `json:"pub_key"`
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PrivKey PrivKey `json:"priv_key"`
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}
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func (pA *PrivAccount) Generate(index int) *PrivAccount {
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newPrivKey := pA.PrivKey.(PrivKeyEd25519).Generate(index)
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newPubKey := newPrivKey.PubKey()
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newAddress := newPubKey.Address()
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return &PrivAccount{
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Address: newAddress,
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PubKey: newPubKey,
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PrivKey: newPrivKey,
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}
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}
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func (pA *PrivAccount) Sign(chainID string, o Signable) Signature {
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return pA.PrivKey.Sign(SignBytes(chainID, o))
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}
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func (pA *PrivAccount) String() string {
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return Fmt("PrivAccount{%X}", pA.Address)
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}
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//----------------------------------------
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// Generates a new account with private key.
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func GenPrivAccount() *PrivAccount {
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privKeyBytes := new([64]byte)
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copy(privKeyBytes[:32], CRandBytes(32))
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pubKeyBytes := ed25519.MakePublicKey(privKeyBytes)
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pubKey := PubKeyEd25519(pubKeyBytes[:])
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privKey := PrivKeyEd25519(privKeyBytes[:])
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return &PrivAccount{
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Address: pubKey.Address(),
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PubKey: pubKey,
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PrivKey: privKey,
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}
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}
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// Generates a new account with private key from SHA256 hash of a secret
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func GenPrivAccountFromSecret(secret []byte) *PrivAccount {
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privKey32 := binary.BinarySha256(secret) // Not Ripemd160 because we want 32 bytes.
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privKeyBytes := new([64]byte)
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copy(privKeyBytes[:32], privKey32)
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pubKeyBytes := ed25519.MakePublicKey(privKeyBytes)
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pubKey := PubKeyEd25519(pubKeyBytes[:])
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privKey := PrivKeyEd25519(privKeyBytes[:])
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return &PrivAccount{
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Address: pubKey.Address(),
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PubKey: pubKey,
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PrivKey: privKey,
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}
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}
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func GenPrivAccountFromPrivKeyBytes(privKeyBytes []byte) *PrivAccount {
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if len(privKeyBytes) != 64 {
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panic(Fmt("Expected 64 bytes but got %v", len(privKeyBytes)))
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}
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privKeyBytes64 := [64]byte{}
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copy(privKeyBytes64[:], privKeyBytes)
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pubKeyBytes := ed25519.MakePublicKey(&privKeyBytes64)
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pubKey := PubKeyEd25519(pubKeyBytes[:])
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privKey := PrivKeyEd25519(privKeyBytes)
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return &PrivAccount{
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Address: pubKey.Address(),
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PubKey: pubKey,
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PrivKey: privKey,
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}
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}
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