neo-go/_pkg.dev/syncmgr/config.go
Roman Khimov ddd1d92ff1 pkg: hide it by moving to _pkg.dev
The idea here is to preserve the history of `dev` branch development and its
code when merging with the `master`. Later this code could be moved into the
masters code where appropriate.
2019-08-20 18:39:50 +03:00

44 lines
1.4 KiB
Go

package syncmgr
import (
"github.com/CityOfZion/neo-go/pkg/wire/payload"
"github.com/CityOfZion/neo-go/pkg/wire/util"
)
// Config is the configuration file for the sync manager
type Config struct {
// Chain functions
ProcessBlock func(block payload.Block) error
ProcessHeaders func(hdrs []*payload.BlockBase) error
// RequestHeaders will send a getHeaders request
// with the hash passed in as a parameter
RequestHeaders func(hash util.Uint256) error
//RequestBlock will send a getdata request for the block
// with the hash passed as a parameter
RequestBlock func(hash util.Uint256, index uint32) error
// GetNextBlockHash returns the block hash of the header infront of thr block
// at the tip of this nodes chain. This assumes that the node is not in sync
GetNextBlockHash func() (util.Uint256, error)
// AskForNewBlocks will send out a message to the network
// asking for new blocks
AskForNewBlocks func()
// FetchHeadersAgain is called when a peer has provided headers that have not
// validated properly. We pass in the hash of the first header
FetchHeadersAgain func(util.Uint256) error
// FetchHeadersAgain is called when a peer has provided a block that has not
// validated properly. We pass in the hash of the block
FetchBlockAgain func(util.Uint256) error
}
// SyncPeer represents a peer on the network
// that this node can sync with
type SyncPeer interface {
Height() uint32
}