headers

package

v0.0.0-...-34de315 Latest Latest Go to latest Published: Nov 30, 2018 License: AGPL-3.0 Imports: 3 Imported by: 0

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Repository

github.com/alvalor/alvalor-go

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Documentation ¶

Constants ¶

This section is empty.

Variables ¶

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var (
	ErrExist    = errors.New("header already exists")
	ErrNotExist = errors.New("header does not exist")
)

Errors exported by the package.

Functions ¶

This section is empty.

Types ¶

type Repo ¶

type Repo struct {
	// contains filtered or unexported fields
}

Repo manages block headers and the best path through the tree of headers by using a topological sort of the headers to identify the path with the longest distance.

func NewRepo ¶

func NewRepo(root *types.Header) *Repo

NewRepo creates a new simple header store. TODO: load the headers from disk on startup

func (*Repo) Add ¶

func (hr *Repo) Add(header *types.Header) error

Add adds a new header to the graph.

func (*Repo) Get ¶

func (hr *Repo) Get(hash types.Hash) (*types.Header, error)

Get returns the header with the given hash.

func (*Repo) Has ¶

func (hr *Repo) Has(hash types.Hash) bool

Has checks if the given hash is already known.

func (*Repo) Path ¶

func (hr *Repo) Path() ([]types.Hash, uint64)

Path returns the best path of the graph by total difficulty.

Source Files ¶

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