Lib.rs

› Cryptography › Magic Beans
#recover #svm #solana #no-std #u8 #maybe-uninit #secp256k1-pubkey

solana-nostd-secp256k1-recover

A more efficient implementation of Secp256k1 Recover for SVM

by Dean 利迪恩

2 releases

0.1.1 Oct 2, 2024
0.1.0 Oct 2, 2024

#7 in #maybe-uninit

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Used in 2 crates

MIT license

8KB
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Solana NoStd Secp256k1 Recover

A more efficient implementation of Secp256k1 Recover for SVM.

Installation

cargo add solana-nostd-secp256k1-recover

Features

  • No Secp256k1Pubkey type struct. Returns a [u8;64] directly.
  • Makes use of MaybeUninit to skip zero allocations

Performance

library function CU cost
nostd-secp256k1-recover secp256k1_recover_unchecked 25006
nostd-secp256k1-recover secp256k1_recover 25006
solana-program secp256k1_recover 25193

Dependencies

~3MB
~60K SLoC