cas-lib 0.2.87

A function wrapper layer for RustCrypto and Dalek-Cryptography. Intended to be used in FFI situations with a global heap deallactor at the top level project.
Documentation 
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use crate::error::CasResult;

pub trait CASAES256Encryption {
    fn generate_key() -> Vec<u8>;
    fn encrypt_plaintext(aes_key: Vec<u8>, nonce: Vec<u8>, plaintext: Vec<u8>) -> CasResult<Vec<u8>>;
    fn decrypt_ciphertext(aes_key: Vec<u8>, nonce: Vec<u8>, ciphertext: Vec<u8>) -> CasResult<Vec<u8>>;
    fn key_from_x25519_shared_secret(shared_secret: Vec<u8>) -> CasResult<Vec<u8>>;
    fn generate_nonce() -> Vec<u8>;
    fn key_from_vec(key_slice: Vec<u8>) -> CasResult<Vec<u8>>;
}

pub trait CASAES128Encryption {
    fn generate_key() -> Vec<u8>;
    fn encrypt_plaintext(aes_key: Vec<u8>, nonce: Vec<u8>, plaintext: Vec<u8>) -> CasResult<Vec<u8>>;
    fn decrypt_ciphertext(aes_key: Vec<u8>, nonce: Vec<u8>, ciphertext: Vec<u8>) -> CasResult<Vec<u8>>;
    fn key_from_x25519_shared_secret(shared_secret: Vec<u8>) -> CasResult<Vec<u8>>;
    fn generate_nonce() -> Vec<u8>;
    fn key_from_vec(key_slice: Vec<u8>) -> CasResult<Vec<u8>>;
}

pub trait CASAES256SIVEncryption {
    fn generate_key() -> Vec<u8>;
    fn encrypt_plaintext(aes_key: Vec<u8>, nonce: Vec<u8>, plaintext: Vec<u8>) -> CasResult<Vec<u8>>;
    fn decrypt_ciphertext(aes_key: Vec<u8>, nonce: Vec<u8>, ciphertext: Vec<u8>) -> CasResult<Vec<u8>>;
    fn key_from_x25519_shared_secret(shared_secret: Vec<u8>) -> CasResult<Vec<u8>>;
    fn generate_nonce() -> Vec<u8>;
    fn key_from_vec(key_slice: Vec<u8>) -> CasResult<Vec<u8>>;
}

pub trait CASAES128SIVEncryption {
    fn generate_key() -> Vec<u8>;
    fn encrypt_plaintext(aes_key: Vec<u8>, nonce: Vec<u8>, plaintext: Vec<u8>) -> CasResult<Vec<u8>>;
    fn decrypt_ciphertext(aes_key: Vec<u8>, nonce: Vec<u8>, ciphertext: Vec<u8>) -> CasResult<Vec<u8>>;
    fn key_from_x25519_shared_secret(shared_secret: Vec<u8>) -> CasResult<Vec<u8>>;
    fn generate_nonce() -> Vec<u8>;
    fn key_from_vec(key_slice: Vec<u8>) -> CasResult<Vec<u8>>;
}

pub trait Chacha20Poly1305Encryption {
    fn generate_key() -> Vec<u8>;
    fn encrypt_plaintext(aes_key: Vec<u8>, nonce: Vec<u8>, plaintext: Vec<u8>) -> CasResult<Vec<u8>>;
    fn decrypt_ciphertext(aes_key: Vec<u8>, nonce: Vec<u8>, ciphertext: Vec<u8>) -> CasResult<Vec<u8>>;
    fn generate_nonce() -> Vec<u8>;
}