tuxmain/double-ratchet-rs
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Added associated data

Browse source
This commit is contained in:
Hannes 2021-05-14 18:40:38 +02:00
commit 4f98f02f01
4 changed files with 68 additions and 59 deletions
Download patch file Download diff file Expand all files Collapse all files

35
src/lib.rs
View file

@ -17,9 +17,10 @@
//! let (mut bob_ratchet, public_key) = Ratchet::init_bob(sk); // Creating Bobs Ratchet (returns Bobs PublicKey)
//! let mut alice_ratchet = Ratchet::init_alice(sk, public_key); // Creating Alice Ratchet with Bobs PublicKey
//! let data = b"Hello World".to_vec(); // Data to be encrypted
//! let ad = b"Associated Data"; // Associated Data
//!
//! let (header, encrypted, nonce) = alice_ratchet.ratchet_encrypt(&data); // Encrypting message with Alice Ratchet (Alice always needs to send the first message)
//! let decrypted = bob_ratchet.ratchet_decrypt(&header, &encrypted, &nonce); // Decrypt message with Bobs Ratchet
//! let (header, encrypted, nonce) = alice_ratchet.ratchet_encrypt(&data, ad); // Encrypting message with Alice Ratchet (Alice always needs to send the first message)
//! let decrypted = bob_ratchet.ratchet_decrypt(&header, &encrypted, &nonce, ad); // Decrypt message with Bobs Ratchet
//! assert_eq!(data, decrypted)
//! ```
//!
@ -31,12 +32,13 @@
//! let (mut bob_ratchet, public_key) = Ratchet::init_bob(sk); // Creating Bobs Ratchet (returns Bobs PublicKey)
//! let mut alice_ratchet = Ratchet::init_alice(sk, public_key); // Creating Alice Ratchet with Bobs PublicKey
//! let data = b"Hello World".to_vec(); // Data to be encrypted
//! let ad = b"Associated Data"; // Associated Data
//!
//! let (header1, encrypted1, nonce1) = alice_ratchet.ratchet_encrypt(&data); // Lost message
//! let (header2, encrypted2, nonce2) = alice_ratchet.ratchet_encrypt(&data); // Successful message
//! let (header1, encrypted1, nonce1) = alice_ratchet.ratchet_encrypt(&data, ad); // Lost message
//! let (header2, encrypted2, nonce2) = alice_ratchet.ratchet_encrypt(&data, ad); // Successful message
//!
//! let decrypted2 = bob_ratchet.ratchet_decrypt(&header2, &encrypted2, &nonce2); // Decrypting second message first
//! let decrypted1 = bob_ratchet.ratchet_decrypt(&header1, &encrypted1, &nonce1); // Decrypting latter message
//! let decrypted2 = bob_ratchet.ratchet_decrypt(&header2, &encrypted2, &nonce2, ad); // Decrypting second message first
//! let decrypted1 = bob_ratchet.ratchet_decrypt(&header1, &encrypted1, &nonce1, ad); // Decrypting latter message
//!
//! let comp = decrypted1 == data && decrypted2 == data;
//! assert!(comp);
@ -47,11 +49,11 @@
//! ```should_panic
//! use double_ratchet_2::ratchet::Ratchet;
//! let sk = [1; 32];
//!
//! let ad = b"Associated Data";
//! let (mut bob_ratchet, _) = Ratchet::init_bob(sk);
//! let data = b"Hello World".to_vec();
//!
//! let (_, _, _) = bob_ratchet.ratchet_encrypt(&data);
//! let (_, _, _) = bob_ratchet.ratchet_encrypt(&data, ad);
//! ```
//!
//! ## Encryption after recieving initial message
@ -65,12 +67,13 @@
//! let mut alice_ratchet = Ratchet::init_alice(sk, public_key);
//!
//! let data = b"Hello World".to_vec();
//! let ad = b"Associated Data";
//!
//! let (header1, encrypted1, nonce1) = alice_ratchet.ratchet_encrypt(&data);
//! let _decrypted1 = bob_ratchet.ratchet_decrypt(&header1, &encrypted1, &nonce1);
//! let (header1, encrypted1, nonce1) = alice_ratchet.ratchet_encrypt(&data, ad);
//! let _decrypted1 = bob_ratchet.ratchet_decrypt(&header1, &encrypted1, &nonce1, ad);
//!
//! let (header2, encrypted2, nonce2) = bob_ratchet.ratchet_encrypt(&data);
//! let decrypted2 = alice_ratchet.ratchet_decrypt(&header2, &encrypted2, &nonce2);
//! let (header2, encrypted2, nonce2) = bob_ratchet.ratchet_encrypt(&data, ad);
//! let decrypted2 = alice_ratchet.ratchet_decrypt(&header2, &encrypted2, &nonce2, ad);
//!
//! assert_eq!(data, decrypted2);
//! ```
@ -83,7 +86,8 @@
//! # let (mut bob_ratchet, public_key) = Ratchet::init_bob(sk);
//! # let mut alice_ratchet = Ratchet::init_alice(sk, public_key);
//! # let data = b"hello World".to_vec();
//! # let (header, _, _) = alice_ratchet.ratchet_encrypt(&data);
//! # let ad = b"Associated Data";
//! # let (header, _, _) = alice_ratchet.ratchet_encrypt(&data, ad);
//! let header_bytes: Vec<u8> = header.clone().into();
//! let header_const = Header::from(header_bytes);
//! assert_eq!(header, header_const);
@ -100,9 +104,10 @@
//! let (mut bob_ratchet, public_key) = RatchetEncHeader::init_bob(sk, shared_hka, shared_nhkb);
//! let mut alice_ratchet = RatchetEncHeader::init_alice(sk, public_key, shared_hka, shared_nhkb);
//! let data = b"Hello World".to_vec();
//! let ad = b"Associated Data";
//!
//! let (header, encrypted, nonce) = alice_ratchet.ratchet_encrypt(&data);
//! let decrypted = bob_ratchet.ratchet_decrypt(&header, &encrypted, &nonce);
//! let (header, encrypted, nonce) = alice_ratchet.ratchet_encrypt(&data, ad);
//! let decrypted = bob_ratchet.ratchet_decrypt(&header, &encrypted, &nonce, ad);
//! assert_eq!(data, decrypted)
//! ```
//!