Quentin Le Sceller
48 lines
1.1 KiB
Rust
48 lines
1.1 KiB
Rust
// Copyright 2021 The Grin Developers
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//! Zeroing String
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use std::ops::Deref;
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use zeroize::Zeroize;
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/// Zeroing string, mainly useful for password
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#[derive(Clone, PartialEq, PartialOrd)]
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pub struct ZeroingString(String);
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impl Drop for ZeroingString {
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fn drop(&mut self) {
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self.0.zeroize();
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}
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}
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impl From<&str> for ZeroingString {
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fn from(s: &str) -> Self {
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ZeroingString(String::from(s))
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}
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}
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impl From<String> for ZeroingString {
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fn from(s: String) -> Self {
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ZeroingString(s)
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}
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}
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impl Deref for ZeroingString {
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type Target = str;
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fn deref(&self) -> &str {
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&self.0
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}
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}
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