From 833e4d1319336fbb66fd8f1e473c24472d65b17b Mon Sep 17 00:00:00 2001 From: Péter Szilágyi Date: Tue, 24 Jan 2017 11:49:20 +0200 Subject: accounts, cmd, eth, internal, mobile, node: split account backends --- accounts/errors.go | 41 +++++++++++++++++++++++++++++++++++++++++ 1 file changed, 41 insertions(+) create mode 100644 accounts/errors.go (limited to 'accounts/errors.go') diff --git a/accounts/errors.go b/accounts/errors.go new file mode 100644 index 000000000..d6f578b52 --- /dev/null +++ b/accounts/errors.go @@ -0,0 +1,41 @@ +// Copyright 2017 The go-ethereum Authors +// This file is part of the go-ethereum library. +// +// The go-ethereum library is free software: you can redistribute it and/or modify +// it under the terms of the GNU Lesser General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// The go-ethereum library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU Lesser General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public License +// along with the go-ethereum library. If not, see . + +package accounts + +import "fmt" + +// AuthNeededError is returned by backends for signing requests where the user +// is required to provide further authentication before signing can succeed. +// +// This usually means either that a password needs to be supplied, or perhaps a +// one time PIN code displayed by some hardware device. +type AuthNeededError struct { + Needed string // Extra authentication the user needs to provide +} + +// NewAuthNeededError creates a new authentication error with the extra details +// about the needed fields set. +func NewAuthNeededError(needed string) error { + return &AuthNeededError{ + Needed: needed, + } +} + +// Error implements the standard error interfacel. +func (err *AuthNeededError) Error() string { + return fmt.Sprintf("authentication needed: %s", err.Needed) +} -- cgit