Raise copyright years

[nncp.git] / src / node.go

diff --git a/src/node.go b/src/node.go
index c965796ead59c38de3c774ef6968d41fe66a3c12..10577b17289cbee491496b2c7653459fc5c8e9d7 100644 (file)
--- a/src/node.go
+++ b/src/node.go
@@ -1,6 +1,6 @@
 /*
 NNCP -- Node to Node copy, utilities for store-and-forward data exchange
-Copyright (C) 2016-2021 Sergey Matveev <stargrave@stargrave.org>
+Copyright (C) 2016-2022 Sergey Matveev <stargrave@stargrave.org>
 
 This program is free software: you can redistribute it and/or modify
 it under the terms of the GNU General Public License as published by
@@ -20,6 +20,7 @@ package nncp
 import (
        "crypto/rand"
        "errors"
+       "fmt"
        "sync"
        "time"
 
@@ -29,6 +30,8 @@ import (
        "golang.org/x/crypto/nacl/box"
 )
 
+const DummyB32Id = "AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA"
+
 type NodeId [blake2b.Size256]byte
 
 func (id NodeId) String() string {
@@ -114,13 +117,21 @@ func (nodeOur *NodeOur) Their() *Node {
 func NodeIdFromString(raw string) (*NodeId, error) {
        decoded, err := Base32Codec.DecodeString(raw)
        if err != nil {
-               return nil, err
+               return nil, fmt.Errorf("Can not parse node: %s: %s", raw, err)
        }
        if len(decoded) != blake2b.Size256 {
                return nil, errors.New("Invalid node id size")
        }
-       buf := new([blake2b.Size256]byte)
-       copy(buf[:], decoded)
-       nodeId := NodeId(*buf)
-       return &nodeId, nil
+       nodeId := new(NodeId)
+       copy(nodeId[:], decoded)
+       return nodeId, nil
+}
+
+func (ctx *Ctx) NodeName(id *NodeId) string {
+       idS := id.String()
+       node, err := ctx.FindNode(idS)
+       if err == nil {
+               return node.Name
+       }
+       return idS
 }