package types import ( "io" "git.sigsum.org/sigsum-lib-go/pkg/ascii" ) type InclusionProof struct { TreeSize uint64 LeafIndex uint64 `ascii:"leaf_index"` Path []Hash `ascii:"inclusion_path"` } type ConsistencyProof struct { NewSize uint64 OldSize uint64 Path []Hash `ascii:"consistency_path"` } func (p *InclusionProof) ToASCII(w io.Writer) error { return ascii.StdEncoding.Serialize(w, p) } func (p *InclusionProof) FromASCII(r io.Reader, treeSize uint64) error { p.TreeSize = treeSize return ascii.StdEncoding.Deserialize(r, p) } func (p *InclusionProof) Verify(treeSize uint64) bool { return false // TODO: verify inclusion proof } func (p *ConsistencyProof) ToASCII(w io.Writer) error { return ascii.StdEncoding.Serialize(w, p) } func (p *ConsistencyProof) FromASCII(r io.Reader, oldSize, newSize uint64) error { p.OldSize = oldSize p.NewSize = newSize return ascii.StdEncoding.Deserialize(r, p) } func (p *ConsistencyProof) Verify(newRoot, oldRoot *Hash) bool { return false // TODO: verify consistency proof }