keychain

package
v1.9.2-rc.8 Latest Latest
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Published: Dec 16, 2022 License: BSD-3-Clause Imports: 4 Imported by: 22

Documentation

Index

Constants

This section is empty.

Variables

View Source
var (
	ErrInvalidNumAddrsToDerive = errors.New("number of addresses to derive should be greater than 0")
	ErrInvalidNumAddrsDerived  = errors.New("incorrect number of ledger derived addresses")
	ErrInvalidNumSignatures    = errors.New("incorrect number of signatures")
)

Functions

This section is empty.

Types

type Keychain

type Keychain interface {
	// The returned Signer can provide a signature for [addr]
	Get(addr ids.ShortID) (Signer, bool)
	// Returns the set of addresses for which the accessor keeps an associated
	// signer
	Addresses() ids.ShortSet
}

Keychain maintains a set of addresses together with their corresponding signers

func NewLedgerKeychain

func NewLedgerKeychain(l ledger.Ledger, numToDerive int) (Keychain, error)

NewLedgerKeychain creates a new Ledger with [numToDerive] addresses.

type Signer

type Signer interface {
	SignHash([]byte) ([]byte, error)
	Address() ids.ShortID
}

Signer implements functions for a keychain to return its main address and to sign a hash

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