neo-go/pkg/network/payload/state_root.go

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2020-05-29 14:20:37 +00:00
package payload
import (
"github.com/nspcc-dev/neo-go/pkg/core/state"
"github.com/nspcc-dev/neo-go/pkg/io"
)
// MaxStateRootsAllowed is a maxumum amount of state roots
// which can be sent in a single payload.
const MaxStateRootsAllowed = 2000
// StateRoots contains multiple StateRoots.
type StateRoots struct {
Roots []state.MPTRoot
}
// GetStateRoots represents request for state roots.
type GetStateRoots struct {
Start uint32
Count uint32
}
// EncodeBinary implements io.Serializable.
func (s *StateRoots) EncodeBinary(w *io.BinWriter) {
w.WriteArray(s.Roots)
}
// DecodeBinary implements io.Serializable.
func (s *StateRoots) DecodeBinary(r *io.BinReader) {
r.ReadArray(&s.Roots, MaxStateRootsAllowed)
}
// DecodeBinary implements io.Serializable.
func (g *GetStateRoots) DecodeBinary(r *io.BinReader) {
g.Start = r.ReadU32LE()
g.Count = r.ReadU32LE()
}
// EncodeBinary implements io.Serializable.
func (g *GetStateRoots) EncodeBinary(w *io.BinWriter) {
w.WriteU32LE(g.Start)
w.WriteU32LE(g.Count)
}