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rust-bip39-unsafe-fast
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Return an array for Mnemonic::to_seed 

Instead of a fixed-size Vec.
This commit is contained in:
Steven Roose 2020-09-22 12:36:33 +02:00
parent dd72aadfdb
commit 6278a2095a
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GPG Key ID: 2F2A88D7F8D68E87
1 changed files with 3 additions and 3 deletions
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6
src/lib.rs
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@ -306,7 +306,7 @@ impl Mnemonic {
} }
/// Convert to seed bytes. /// Convert to seed bytes.
pub fn to_seed(&self, passphrase: &str) -> Vec<u8> { pub fn to_seed(&self, passphrase: &str) -> [u8; 64] {
const PBKDF2_ROUNDS: usize = 2048; const PBKDF2_ROUNDS: usize = 2048;
const PBKDF2_BYTES: usize = 64; const PBKDF2_BYTES: usize = 64;
@ -320,7 +320,7 @@ impl Mnemonic {
Mnemonic::normalize_utf8_cow(&mut cow); Mnemonic::normalize_utf8_cow(&mut cow);
cow cow
}; };
let mut seed = vec![0u8; PBKDF2_BYTES]; let mut seed = [0u8; PBKDF2_BYTES];
pbkdf2::pbkdf2( pbkdf2::pbkdf2(
&normalized_mnemonic_cow.as_ref().as_bytes(), &normalized_mnemonic_cow.as_ref().as_bytes(),
&normalized_salt_cow.as_ref().as_bytes(), &normalized_salt_cow.as_ref().as_bytes(),
@ -546,7 +546,7 @@ mod tests {
"failed vector: {}", mnemonic_str); "failed vector: {}", mnemonic_str);
assert_eq!(&entropy, &mnemonic.to_entropy(), assert_eq!(&entropy, &mnemonic.to_entropy(),
"failed vector: {}", mnemonic_str); "failed vector: {}", mnemonic_str);
assert_eq!(&seed, &mnemonic.to_seed("TREZOR"), assert_eq!(&seed[..], &mnemonic.to_seed("TREZOR")[..],
"failed vector: {}", mnemonic_str); "failed vector: {}", mnemonic_str);
} }
} }