31 lines
707 B
Rust
31 lines
707 B
Rust
use core::slice;
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use bearssl_sys::br_ec_private_key;
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#[repr(transparent)]
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pub struct PrivateKey(pub(crate) br_ec_private_key);
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#[cfg(feature = "zeroize")]
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impl Drop for PrivateKey {
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fn drop(&mut self) {
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use zeroize::Zeroize;
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self.zeroize();
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}
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}
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#[cfg(feature = "zeroize")]
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impl zeroize::ZeroizeOnDrop for PrivateKey {}
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#[cfg(feature = "zeroize")]
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impl zeroize::Zeroize for PrivateKey {
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fn zeroize(&mut self) {
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// Safety: Slice constructions should be safe as long as lengths have not been modified
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// outside what BearSSL set.
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unsafe {
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let x = slice::from_raw_parts_mut(self.0.x, self.0.xlen);
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x.zeroize();
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}
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}
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}
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