c93f9c351b
* Improve bls::SecretKey privacy * Add missed file * Remove more methods from bls::SecretKey * Add as_bytes() to SecretKey, remove as_raw * Remove as_raw * Add back as_raw * Address review comments
41 lines
842 B
Rust
41 lines
842 B
Rust
use zeroize::Zeroize;
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/// Provides wrapper around `Vec<u8>` that implements `Zeroize`.
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#[derive(Zeroize, Clone, PartialEq)]
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#[zeroize(drop)]
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pub struct PlainText(Vec<u8>);
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impl PlainText {
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/// Instantiate self with `len` zeros.
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pub fn zero(len: usize) -> Self {
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Self(vec![0; len])
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}
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/// The byte-length of `self`
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pub fn len(&self) -> usize {
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self.0.len()
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}
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/// Returns a reference to the underlying bytes.
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pub fn as_bytes(&self) -> &[u8] {
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&self.0
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}
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/// Returns a mutable reference to the underlying bytes.
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pub fn as_mut_bytes(&mut self) -> &mut [u8] {
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&mut self.0
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}
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}
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impl From<Vec<u8>> for PlainText {
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fn from(vec: Vec<u8>) -> Self {
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Self(vec)
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}
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}
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impl AsRef<[u8]> for PlainText {
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fn as_ref(&self) -> &[u8] {
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&self.0
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}
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}
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