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Cryptography is ready

interface-2
Lev 3 years ago
parent
34ba5f683f
commit
796eb374f4
8 changed files with 304 additions and 22 deletions
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  1. 256
      Cargo.lock
  2. 4
      Cargo.toml
  3. 56
      src/crypto.rs
  4. 1
      src/interface.rs
  5. 3
      src/ironforce.rs
  6. 5
      src/lib.rs
  7. 0
      src/message.rs
  8. 1
      src/transport.rs

256
Cargo.lock generated
Unescape View File

@ -2,6 +2,24 @@
# It is not intended for manual editing.
version = 3
[[package]]
name = "autocfg"
version = "0.1.7"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "1d49d90015b3c36167a20fe2810c5cd875ad504b39cff3d4eae7977e6b7c1cb2"
[[package]]
name = "autocfg"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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[[package]]
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[[package]]
name = "block-buffer"
version = "0.7.3"
@ -11,7 +29,7 @@ dependencies = [
"block-padding",
"byte-tools",
"byteorder",
"generic-array",
"generic-array 0.12.4",
]
[[package]]
@ -41,13 +59,49 @@ version = "1.0.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
[[package]]
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[[package]]
name = "crypto-bigint"
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source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "f83bd3bb4314701c568e340cd8cf78c975aa0ca79e03d3f6d1677d5b0c9c0c03"
dependencies = [
"generic-array 0.14.4",
"rand_core 0.6.3",
"subtle",
]
[[package]]
name = "der"
version = "0.4.4"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "28e98c534e9c8a0483aa01d6f6913bc063de254311bd267c9cf535e9b70e15b2"
dependencies = [
"const-oid",
"crypto-bigint",
]
[[package]]
name = "digest"
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source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "f3d0c8c8752312f9713efd397ff63acb9f85585afbf179282e720e7704954dd5"
dependencies = [
"generic-array",
"generic-array 0.12.4",
]
[[package]]
name = "digest"
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source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "d3dd60d1080a57a05ab032377049e0591415d2b31afd7028356dbf3cc6dcb066"
dependencies = [
"generic-array 0.14.4",
]
[[package]]
@ -65,6 +119,16 @@ dependencies = [
"typenum",
]
[[package]]
name = "generic-array"
version = "0.14.4"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "501466ecc8a30d1d3b7fc9229b122b2ce8ed6e9d9223f1138d4babb253e51817"
dependencies = [
"typenum",
"version_check",
]
[[package]]
name = "getrandom"
version = "0.1.16"
@ -93,22 +157,121 @@ version = "0.1.0"
dependencies = [
"rand",
"rand_os",
"rsa",
"serde",
"sha2",
]
[[package]]
name = "lazy_static"
version = "1.4.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "e2abad23fbc42b3700f2f279844dc832adb2b2eb069b2df918f455c4e18cc646"
dependencies = [
"spin",
]
[[package]]
name = "libc"
version = "0.2.107"
source = "registry+https://github.com/rust-lang/crates.io-index"
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[[package]]
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"byteorder",
"lazy_static",
"libm",
"num-integer",
"num-iter",
"num-traits",
"rand",
"serde",
"smallvec",
"zeroize",
]
[[package]]
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"num-traits",
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"libm",
]
[[package]]
name = "opaque-debug"
version = "0.2.3"
source = "registry+https://github.com/rust-lang/crates.io-index"
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[[package]]
name = "pem-rfc7468"
version = "0.2.4"
source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
"base64ct",
]
[[package]]
name = "pkcs1"
version = "0.2.4"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "116bee8279d783c0cf370efa1a94632f2108e5ef0bb32df31f051647810a4e2c"
dependencies = [
"der",
"pem-rfc7468",
"zeroize",
]
[[package]]
name = "pkcs8"
version = "0.7.6"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "ee3ef9b64d26bad0536099c816c6734379e45bbd5f14798def6809e5cc350447"
dependencies = [
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"pkcs1",
"spki",
"zeroize",
]
[[package]]
name = "ppv-lite86"
version = "0.2.15"
@ -192,6 +355,27 @@ dependencies = [
"rand_core 0.5.1",
]
[[package]]
name = "rsa"
version = "0.5.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "e05c2603e2823634ab331437001b411b9ed11660fbc4066f3908c84a9439260d"
dependencies = [
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"digest 0.9.0",
"lazy_static",
"num-bigint-dig",
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"num-traits",
"pkcs1",
"pkcs8",
"rand",
"serde",
"subtle",
"zeroize",
]
[[package]]
name = "serde"
version = "1.0.130"
@ -219,11 +403,38 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "a256f46ea78a0c0d9ff00077504903ac881a1dafdc20da66545699e7776b3e69"
dependencies = [
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"digest 0.8.1",
"fake-simd",
"opaque-debug",
]
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name = "smallvec"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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[[package]]
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[[package]]
name = "spki"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
"der",
]
[[package]]
name = "subtle"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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[[package]]
name = "syn"
version = "1.0.81"
@ -235,6 +446,18 @@ dependencies = [
"unicode-xid",
]
[[package]]
name = "synstructure"
version = "0.12.6"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "f36bdaa60a83aca3921b5259d5400cbf5e90fc51931376a9bd4a0eb79aa7210f"
dependencies = [
"proc-macro2",
"quote",
"syn",
"unicode-xid",
]
[[package]]
name = "typenum"
version = "1.14.0"
@ -247,6 +470,12 @@ version = "0.2.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "8ccb82d61f80a663efe1f787a51b16b5a51e3314d6ac365b08639f52387b33f3"
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[[package]]
name = "wasi"
version = "0.9.0+wasi-snapshot-preview1"
@ -258,3 +487,24 @@ name = "wasi"
version = "0.10.2+wasi-snapshot-preview1"
source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
"proc-macro2",
"quote",
"syn",
"synstructure",
]

4
Cargo.toml
Unescape View File

@ -15,4 +15,8 @@ rand_os = "*"
# ed25519-dalek = { version = "1.0", features = ["serde"] }
sha2 = "0.8.1"
rand = "*"
rsa = { version = "0.5", features = ["serde"] }
serde = { version = "1.0", features = ["derive", "alloc"], default-features = false }
[profile.dev.package.num-bigint-dig]
opt-level = 3

56
src/crypto.rs
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@ -1,49 +1,67 @@
/// This module has wrappers for cryptography with RSA algorithms.
/// Its main structs - `PublicKey` and `Keys` implement all functions for key generation, signatures and asymmetric encryption
use alloc::vec::Vec;
use alloc::vec;
use serde::{Deserialize, Serialize};
use rsa::{RsaPublicKey, RsaPrivateKey, PaddingScheme, PublicKey as RPK};
use rsa::errors::Result as RsaRes;
use rand::rngs::OsRng;
static KEY_LENGTH: usize = 2048;
/// Public key of a node
#[derive(Debug, PartialEq, Serialize, Deserialize, Clone)]
pub struct PublicKey {
pub key: [u8; 32],
pub key: RsaPublicKey,
}
impl PublicKey {
/// Check if the sign is valid for gived data and key
pub fn verify_sign(&self, _data: &[u8], _sign: &[u8]) -> bool {
todo!()
/// Check if the sign is valid for given data and key
pub fn verify_sign(&self, data: &[u8], sign: &[u8]) -> bool {
self.key.verify(PaddingScheme::PKCS1v15Sign { hash: None }, data, sign).is_ok()
}
/// Encrypt some data for a user with this public key
pub fn encrypt_data(&self, _data: &[u8]) -> Vec<u8> {
todo!()
pub fn encrypt_data(&self, data: &[u8]) -> RsaRes<Vec<u8>> {
self.key.encrypt(&mut OsRng {}, PaddingScheme::PKCS1v15Encrypt, data)
}
}
/// Key pair (public and secret) for a node, should be stored locally
#[derive(Debug, Serialize, Deserialize, Clone)]
pub struct Keys {}
pub struct Keys {
public_key: RsaPublicKey,
private_key: RsaPrivateKey,
}
impl Keys {
/// Generate new random key
pub fn generate() -> Keys {
todo!()
pub fn generate() -> Self {
let mut rng = OsRng;
let private_key = RsaPrivateKey::new(&mut rng, KEY_LENGTH).expect("failed to generate a key");
let public_key = RsaPublicKey::from(&private_key);
Self {
private_key,
public_key,
}
}
}
impl Keys {
/// Sign content using these keys
pub fn sign(&self, _content: &[u8]) -> Vec<u8> {
todo!()
pub fn sign(&self, content: &[u8]) -> RsaRes<Vec<u8>> {
self.private_key.sign(PaddingScheme::PKCS1v15Sign { hash: None }, content)
}
/// Decrypt data
pub fn decrypt_data(&self, _data_encrypted: &[u8]) -> Option<Vec<u8>> {
todo!()
pub fn decrypt_data(&self, data_encrypted: &[u8]) -> RsaRes<Vec<u8>> {
self.private_key.decrypt(PaddingScheme::PKCS1v15Encrypt, data_encrypted)
}
/// Get public key
pub fn get_public(&self) -> PublicKey {
todo!()
PublicKey { key: self.public_key.clone() }
}
}
@ -52,8 +70,8 @@ fn test_encrypt() {
let data = vec![0, 5, 8, 135, 67];
let keys = Keys::generate();
assert_eq!(
keys.decrypt_data(keys.get_public().encrypt_data(data)),
Some(data)
keys.decrypt_data(&keys.get_public().encrypt_data(&data).unwrap()).unwrap(),
data
);
}
@ -62,14 +80,14 @@ fn test_invalid_encrypt() {
let data = vec![0, 5, 8, 135, 67];
let keys_1 = Keys::generate();
let keys_2 = Keys::generate();
assert!(keys_2.decrypt_data(keys_1.get_public().encrypt_data(data)) != Some(data));
assert!(keys_2.decrypt_data(&keys_1.get_public().encrypt_data(&data).unwrap()).is_err());
}
#[test]
fn test_signing() {
let data = vec![0, 5, 8, 135, 67];
let keys = Keys::generate();
assert!(keys.get_public().verify_sign(data, keys.sign(data)));
assert!(keys.get_public().verify_sign(&data, &keys.sign(&data).unwrap()));
}
#[test]
@ -77,5 +95,5 @@ fn test_invalid_signing() {
let data = vec![0, 5, 8, 135, 67];
let keys_1 = Keys::generate();
let keys_2 = Keys::generate();
assert!(keys_2.get_public().verify_sign(data, keys_1.sign(data)));
assert!(!keys_2.get_public().verify_sign(&data, &keys_1.sign(&data).unwrap()));
}

1
src/interface.rs
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@ -0,0 +1 @@
pub trait Interface {}

3
src/ironforce.rs
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@ -0,0 +1,3 @@
pub struct IronForce {
}

5
src/lib.rs
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@ -3,8 +3,13 @@
extern crate alloc;
extern crate rand;
extern crate rsa;
mod crypto;
mod ironforce;
mod message;
mod transport;
mod interface;
#[cfg(test)]
mod tests {

0
src/message.rs
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1
src/transport.rs
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@ -0,0 +1 @@
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