mirror of
https://github.com/urbit/ares.git
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wip: ares_crypto initial commit
This commit is contained in:
Matthew LeVan
parent
e39e1b7523
commit
bdaeed22c4
498
rust/ares_crypto/Cargo.lock
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498
rust/ares_crypto/Cargo.lock
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||||
checksum = "77549399552de45a898a580c1b41d445bf730df867cc44e6c0233bbc4b8329de"
|
||||
dependencies = [
|
||||
"rand_core",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "spin"
|
||||
version = "0.9.8"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "6980e8d7511241f8acf4aebddbb1ff938df5eebe98691418c4468d0b72a96a67"
|
||||
dependencies = [
|
||||
"lock_api",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "spki"
|
||||
version = "0.7.3"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "d91ed6c858b01f942cd56b37a94b3e0a1798290327d1236e4d9cf4eaca44d29d"
|
||||
dependencies = [
|
||||
"base64ct",
|
||||
"der",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "stable_deref_trait"
|
||||
version = "1.2.0"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "a8f112729512f8e442d81f95a8a7ddf2b7c6b8a1a6f509a95864142b30cab2d3"
|
||||
|
||||
[[package]]
|
||||
name = "subtle"
|
||||
version = "2.5.0"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "81cdd64d312baedb58e21336b31bc043b77e01cc99033ce76ef539f78e965ebc"
|
||||
|
||||
[[package]]
|
||||
name = "syn"
|
||||
version = "2.0.41"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "44c8b28c477cc3bf0e7966561e3460130e1255f7a1cf71931075f1c5e7a7e269"
|
||||
dependencies = [
|
||||
"proc-macro2",
|
||||
"quote",
|
||||
"unicode-ident",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "typenum"
|
||||
version = "1.17.0"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "42ff0bf0c66b8238c6f3b578df37d0b7848e55df8577b3f74f92a69acceeb825"
|
||||
|
||||
[[package]]
|
||||
name = "unicode-ident"
|
||||
version = "1.0.12"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "3354b9ac3fae1ff6755cb6db53683adb661634f67557942dea4facebec0fee4b"
|
||||
|
||||
[[package]]
|
||||
name = "version_check"
|
||||
version = "0.9.4"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "49874b5167b65d7193b8aba1567f5c7d93d001cafc34600cee003eda787e483f"
|
||||
|
||||
[[package]]
|
||||
name = "wasi"
|
||||
version = "0.11.0+wasi-snapshot-preview1"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "9c8d87e72b64a3b4db28d11ce29237c246188f4f51057d65a7eab63b7987e423"
|
||||
|
||||
[[package]]
|
||||
name = "zeroize"
|
||||
version = "1.7.0"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "525b4ec142c6b68a2d10f01f7bbf6755599ca3f81ea53b8431b7dd348f5fdb2d"
|
||||
20
rust/ares_crypto/Cargo.toml
Normal file
20
rust/ares_crypto/Cargo.toml
Normal file
@ -0,0 +1,20 @@
|
||||
[package]
|
||||
name = "ares-crypto"
|
||||
version = "0.1.0"
|
||||
edition = "2021"
|
||||
|
||||
# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
|
||||
|
||||
[dependencies]
|
||||
assert_no_alloc = "1.1.2"
|
||||
# use this when debugging requires allocation (e.g. eprintln)
|
||||
# assert_no_alloc = {version="1.1.2", features=["warn_debug"]}
|
||||
aes-siv = { version = "0.7.0", features = ["heapless"], default-features = false }
|
||||
ed25519-dalek = { version = "2.1.0", features = ["pkcs8", "rand_core"], default-features = false }
|
||||
ed25519 = { version = "2.2.3" }
|
||||
rand = { version = "0.8.5", features = ["getrandom", "std_rng"], default-features = false }
|
||||
|
||||
[features]
|
||||
default = ["aes_siv", "ed25519"]
|
||||
aes_siv = []
|
||||
ed25519 = []
|
||||
54
rust/ares_crypto/src/aes_siv.rs
Normal file
54
rust/ares_crypto/src/aes_siv.rs
Normal file
@ -0,0 +1,54 @@
|
||||
use aes_siv::{
|
||||
aead::{heapless::Vec, AeadInPlace, Error, KeyInit},
|
||||
Aes256SivAead,
|
||||
Nonce, // Or `Aes128SivAead`
|
||||
};
|
||||
|
||||
pub fn _ac_aes_siv_en() -> Result<(), Error> {
|
||||
todo!();
|
||||
// let key = Aes256SivAead::generate_key(&mut OsRng);
|
||||
// let cipher = Aes256SivAead::new(&key);
|
||||
// let nonce = Nonce::from_slice(b"any unique nonce"); // 128-bits; unique per message
|
||||
|
||||
// let mut buffer: Vec<u8, 128> = Vec::new(); // Note: buffer needs 16-bytes overhead for auth tag tag
|
||||
// buffer.extend_from_slice(b"plaintext message");
|
||||
|
||||
// // Encrypt `buffer` in-place, replacing the plaintext contents with ciphertext
|
||||
// cipher.encrypt_in_place(nonce, b"", &mut buffer)?;
|
||||
|
||||
// // `buffer` now contains the message ciphertext
|
||||
// assert_ne!(&buffer, b"plaintext message");
|
||||
|
||||
// // Decrypt `buffer` in-place, replacing its ciphertext context with the original plaintext
|
||||
// cipher.decrypt_in_place(nonce, b"", &mut buffer)?;
|
||||
// assert_eq!(&buffer, b"plaintext message");
|
||||
// Ok(())
|
||||
}
|
||||
|
||||
pub fn _ac_aes_siv_de() -> Result<(), Error> {
|
||||
todo!();
|
||||
}
|
||||
|
||||
pub fn ac_aes_siva_en() -> Result<(), Error> {
|
||||
todo!();
|
||||
}
|
||||
|
||||
pub fn ac_aes_siva_de() -> Result<(), Error> {
|
||||
todo!();
|
||||
}
|
||||
|
||||
pub fn ac_aes_sivb_en() -> Result<(), Error> {
|
||||
todo!();
|
||||
}
|
||||
|
||||
pub fn ac_aes_sivb_de() -> Result<(), Error> {
|
||||
todo!();
|
||||
}
|
||||
|
||||
pub fn ac_aes_sivc_en() -> Result<(), Error> {
|
||||
todo!();
|
||||
}
|
||||
|
||||
pub fn ac_aes_sivc_de() -> Result<(), Error> {
|
||||
todo!();
|
||||
}
|
||||
32
rust/ares_crypto/src/ed25519.rs
Normal file
32
rust/ares_crypto/src/ed25519.rs
Normal file
@ -0,0 +1,32 @@
|
||||
use std::ptr::copy_nonoverlapping;
|
||||
|
||||
use ed25519_dalek::{SignatureError, SigningKey};
|
||||
use rand::{rngs::StdRng, SeedableRng};
|
||||
|
||||
/// Generate a public key from the given seed and write it to the given 32-byte output buffer,
|
||||
pub fn ac_ed_puck(seed: &mut [u8; 32], out: *mut u8) -> Result<(), SignatureError> {
|
||||
let mut csprng = StdRng::from_seed(*seed);
|
||||
let signing_key = SigningKey::generate(&mut csprng);
|
||||
let verifying_key = signing_key.verifying_key();
|
||||
unsafe {
|
||||
copy_nonoverlapping(verifying_key.as_bytes().as_ptr(), out, 32);
|
||||
}
|
||||
Ok(())
|
||||
}
|
||||
|
||||
/// Perform a key exchange between the given public key and the keypair generated from the given seed,
|
||||
/// writing the resulting shared key to the given 32-byte output buffer.
|
||||
pub fn ac_ed_shar(public: &[u8; 32], seed: &[u8; 32], out: *mut u8) -> Result<(), SignatureError> {
|
||||
// Generate a keypair from the given seed.
|
||||
let mut csprng = StdRng::from_seed(*seed);
|
||||
let self_key = SigningKey::generate(&mut csprng);
|
||||
|
||||
let mut keypair_bytes = [0u8; 64];
|
||||
keypair_bytes[..32].copy_from_slice(&self_key.to_bytes());
|
||||
keypair_bytes[32..].copy_from_slice(public);
|
||||
let shared_key = SigningKey::from_keypair_bytes(&keypair_bytes)?;
|
||||
unsafe {
|
||||
copy_nonoverlapping(shared_key.to_bytes().as_ptr(), out, 32);
|
||||
}
|
||||
Ok(())
|
||||
}
|
||||
5
rust/ares_crypto/src/lib.rs
Normal file
5
rust/ares_crypto/src/lib.rs
Normal file
@ -0,0 +1,5 @@
|
||||
#[cfg(feature = "aes_siv")]
|
||||
pub mod aes_siv;
|
||||
|
||||
#[cfg(feature = "ed25519")]
|
||||
pub mod ed25519;
|
||||
Loading…
Reference in New Issue
Block a user