wolfcrypt-wrapper 1.1.4

Rust wrapper for wolfssl C library cryptographic functionality
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#![cfg(ed25519)]

mod common;

use wolfcrypt_wrapper::ed25519::*;
use wolfcrypt_wrapper::random::RNG;

#[test]
#[cfg(all(ed25519_import, ed25519_export))]
fn test_make_public() {
    common::setup();

    let mut rng = RNG::new().expect("Error creating RNG");
    let ed = Ed25519::generate(&mut rng).expect("Error with generate()");
    let mut private = [0u8; Ed25519::KEY_SIZE];
    ed.export_private_only(&mut private)
        .expect("Error with export_private_only()");
    let mut ed = Ed25519::new().expect("Error with new()");
    ed.import_private_only(&private)
        .expect("Error with import_private_only()");
    let mut public = [0u8; Ed25519::KEY_SIZE];
    ed.make_public(&mut public)
        .expect("Error with make_public()");
}

#[test]
fn test_check_key() {
    let mut rng = RNG::new().expect("Error creating RNG");
    let mut ed = Ed25519::generate(&mut rng).expect("Error with generate()");
    ed.check_key().expect("Error with check_key()");
}

#[test]
#[cfg(all(ed25519_import, ed25519_sign, ed25519_verify))]
fn test_sign_verify() {
    let private_key = [
        0xc5u8, 0xaa, 0x8d, 0xf4, 0x3f, 0x9f, 0x83, 0x7b, 0xed, 0xb7, 0x44, 0x2f, 0x31, 0xdc, 0xb7,
        0xb1, 0x66, 0xd3, 0x85, 0x35, 0x07, 0x6f, 0x09, 0x4b, 0x85, 0xce, 0x3a, 0x2e, 0x0b, 0x44,
        0x58, 0xf7,
    ];
    let public_key = [
        0xfcu8, 0x51, 0xcd, 0x8e, 0x62, 0x18, 0xa1, 0xa3, 0x8d, 0xa4, 0x7e, 0xd0, 0x02, 0x30, 0xf0,
        0x58, 0x08, 0x16, 0xed, 0x13, 0xba, 0x33, 0x03, 0xac, 0x5d, 0xeb, 0x91, 0x15, 0x48, 0x90,
        0x80, 0x25,
    ];
    let message = [0xAFu8, 0x82];
    let expected_signature = [
        0x62u8, 0x91, 0xd6, 0x57, 0xde, 0xec, 0x24, 0x02, 0x48, 0x27, 0xe6, 0x9c, 0x3a, 0xbe, 0x01,
        0xa3, 0x0c, 0xe5, 0x48, 0xa2, 0x84, 0x74, 0x3a, 0x44, 0x5e, 0x36, 0x80, 0xd7, 0xdb, 0x5a,
        0xc3, 0xac, 0x18, 0xff, 0x9b, 0x53, 0x8d, 0x16, 0xf2, 0x90, 0xae, 0x67, 0xf7, 0x60, 0x98,
        0x4d, 0xc6, 0x59, 0x4a, 0x7c, 0x15, 0xe9, 0x71, 0x6e, 0xd2, 0x8d, 0xc0, 0x27, 0xbe, 0xce,
        0xea, 0x1e, 0xc4, 0x0a,
    ];

    let mut ed = Ed25519::new().expect("Error with new()");
    ed.import_private_key(&private_key, Some(&public_key))
        .expect("Error with import_private_key()");

    let mut signature = [0u8; Ed25519::SIG_SIZE];
    ed.sign_msg(&message, &mut signature)
        .expect("Error with sign_msg()");
    assert_eq!(signature, expected_signature);

    let signature_valid = ed
        .verify_msg(&signature, &message)
        .expect("Error with verify_msg()");
    assert!(signature_valid);

    let mut signature = [0u8; Ed25519::SIG_SIZE];
    ed.sign_msg_ex(&message, None, Ed25519::ED25519, &mut signature)
        .expect("Error with sign_msg_ex()");
    assert_eq!(signature, expected_signature);

    let signature_valid = ed
        .verify_msg_ex(&signature, &message, None, Ed25519::ED25519)
        .expect("Error with verify_msg_ex()");
    assert!(signature_valid);
}

#[test]
#[cfg(all(ed25519_import, ed25519_sign, ed25519_streaming_verify))]
fn test_sign_streaming_verify() {
    let private_key = [
        0xc5u8, 0xaa, 0x8d, 0xf4, 0x3f, 0x9f, 0x83, 0x7b, 0xed, 0xb7, 0x44, 0x2f, 0x31, 0xdc, 0xb7,
        0xb1, 0x66, 0xd3, 0x85, 0x35, 0x07, 0x6f, 0x09, 0x4b, 0x85, 0xce, 0x3a, 0x2e, 0x0b, 0x44,
        0x58, 0xf7,
    ];
    let public_key = [
        0xfcu8, 0x51, 0xcd, 0x8e, 0x62, 0x18, 0xa1, 0xa3, 0x8d, 0xa4, 0x7e, 0xd0, 0x02, 0x30, 0xf0,
        0x58, 0x08, 0x16, 0xed, 0x13, 0xba, 0x33, 0x03, 0xac, 0x5d, 0xeb, 0x91, 0x15, 0x48, 0x90,
        0x80, 0x25,
    ];
    let message = [0xAFu8, 0x82];
    let expected_signature = [
        0x62u8, 0x91, 0xd6, 0x57, 0xde, 0xec, 0x24, 0x02, 0x48, 0x27, 0xe6, 0x9c, 0x3a, 0xbe, 0x01,
        0xa3, 0x0c, 0xe5, 0x48, 0xa2, 0x84, 0x74, 0x3a, 0x44, 0x5e, 0x36, 0x80, 0xd7, 0xdb, 0x5a,
        0xc3, 0xac, 0x18, 0xff, 0x9b, 0x53, 0x8d, 0x16, 0xf2, 0x90, 0xae, 0x67, 0xf7, 0x60, 0x98,
        0x4d, 0xc6, 0x59, 0x4a, 0x7c, 0x15, 0xe9, 0x71, 0x6e, 0xd2, 0x8d, 0xc0, 0x27, 0xbe, 0xce,
        0xea, 0x1e, 0xc4, 0x0a,
    ];

    let mut ed = Ed25519::new().expect("Error with new()");
    ed.import_private_key(&private_key, Some(&public_key))
        .expect("Error with import_private_key()");

    let mut signature = [0u8; Ed25519::SIG_SIZE];
    ed.sign_msg(&message, &mut signature)
        .expect("Error with sign_msg()");
    assert_eq!(signature, expected_signature);

    ed.verify_msg_init(&signature, None, Ed25519::ED25519)
        .expect("Error with verify_msg_init()");
    ed.verify_msg_update(&message[0..1])
        .expect("Error with verify_msg_update()");
    ed.verify_msg_update(&message[1..2])
        .expect("Error with verify_msg_update()");
    let signature_valid = ed
        .verify_msg_final(&signature)
        .expect("Error with verify_msg_final()");
    assert!(signature_valid);
}

#[test]
#[cfg(all(ed25519_import, ed25519_sign, ed25519_verify))]
fn test_ctx_sign_verify() {
    let private_key = [
        0x03u8, 0x05, 0x33, 0x4e, 0x38, 0x1a, 0xf7, 0x8f, 0x14, 0x1c, 0xb6, 0x66, 0xf6, 0x19, 0x9f,
        0x57, 0xbc, 0x34, 0x95, 0x33, 0x5a, 0x25, 0x6a, 0x95, 0xbd, 0x2a, 0x55, 0xbf, 0x54, 0x66,
        0x63, 0xf6,
    ];
    let public_key = [
        0xdfu8, 0xc9, 0x42, 0x5e, 0x4f, 0x96, 0x8f, 0x7f, 0x0c, 0x29, 0xf0, 0x25, 0x9c, 0xf5, 0xf9,
        0xae, 0xd6, 0x85, 0x1c, 0x2b, 0xb4, 0xad, 0x8b, 0xfb, 0x86, 0x0c, 0xfe, 0xe0, 0xab, 0x24,
        0x82, 0x92,
    ];
    let message = [
        0xf7u8, 0x26, 0x93, 0x6d, 0x19, 0xc8, 0x00, 0x49, 0x4e, 0x3f, 0xda, 0xff, 0x20, 0xb2, 0x76,
        0xa8,
    ];
    let context = [0x66u8, 0x6f, 0x6f];
    let expected_signature = [
        0x55u8, 0xa4, 0xcc, 0x2f, 0x70, 0xa5, 0x4e, 0x04, 0x28, 0x8c, 0x5f, 0x4c, 0xd1, 0xe4, 0x5a,
        0x7b, 0xb5, 0x20, 0xb3, 0x62, 0x92, 0x91, 0x18, 0x76, 0xca, 0xda, 0x73, 0x23, 0x19, 0x8d,
        0xd8, 0x7a, 0x8b, 0x36, 0x95, 0x0b, 0x95, 0x13, 0x00, 0x22, 0x90, 0x7a, 0x7f, 0xb7, 0xc4,
        0xe9, 0xb2, 0xd5, 0xf6, 0xcc, 0xa6, 0x85, 0xa5, 0x87, 0xb4, 0xb2, 0x1f, 0x4b, 0x88, 0x8e,
        0x4e, 0x7e, 0xdb, 0x0d,
    ];

    let mut ed = Ed25519::new().expect("Error with new()");
    ed.import_private_key(&private_key, Some(&public_key))
        .expect("Error with import_private_key()");

    let mut signature = [0u8; Ed25519::SIG_SIZE];
    ed.sign_msg_ctx(&message, &context, &mut signature)
        .expect("Error with sign_msg_ctx()");
    assert_eq!(signature, expected_signature);

    let signature_valid = ed
        .verify_msg_ctx(&signature, &message, &context)
        .expect("Error with verify_msg_ctx()");
    assert!(signature_valid);
}

#[test]
#[cfg(all(ed25519_import, ed25519_sign, ed25519_verify))]
fn test_ph_sign_verify() {
    let private_key = [
        0x83u8, 0x3f, 0xe6, 0x24, 0x09, 0x23, 0x7b, 0x9d, 0x62, 0xec, 0x77, 0x58, 0x75, 0x20, 0x91,
        0x1e, 0x9a, 0x75, 0x9c, 0xec, 0x1d, 0x19, 0x75, 0x5b, 0x7d, 0xa9, 0x01, 0xb9, 0x6d, 0xca,
        0x3d, 0x42,
    ];
    let public_key = [
        0xecu8, 0x17, 0x2b, 0x93, 0xad, 0x5e, 0x56, 0x3b, 0xf4, 0x93, 0x2c, 0x70, 0xe1, 0x24, 0x50,
        0x34, 0xc3, 0x54, 0x67, 0xef, 0x2e, 0xfd, 0x4d, 0x64, 0xeb, 0xf8, 0x19, 0x68, 0x34, 0x67,
        0xe2, 0xbf,
    ];
    let message = [0x61u8, 0x62, 0x63];
    let context = [0x66u8, 0x6f, 0x6f];
    let hash = [
        0xddu8, 0xaf, 0x35, 0xa1, 0x93, 0x61, 0x7a, 0xba, 0xcc, 0x41, 0x73, 0x49, 0xae, 0x20, 0x41,
        0x31, 0x12, 0xe6, 0xfa, 0x4e, 0x89, 0xa9, 0x7e, 0xa2, 0x0a, 0x9e, 0xee, 0xe6, 0x4b, 0x55,
        0xd3, 0x9a, 0x21, 0x92, 0x99, 0x2a, 0x27, 0x4f, 0xc1, 0xa8, 0x36, 0xba, 0x3c, 0x23, 0xa3,
        0xfe, 0xeb, 0xbd, 0x45, 0x4d, 0x44, 0x23, 0x64, 0x3c, 0xe8, 0x0e, 0x2a, 0x9a, 0xc9, 0x4f,
        0xa5, 0x4c, 0xa4, 0x9f,
    ];
    let expected_signature = [
        0xe0u8, 0x39, 0x70, 0x2b, 0x4c, 0x25, 0x95, 0xa6, 0xa5, 0x41, 0xac, 0x85, 0x09, 0x23, 0x6e,
        0x29, 0x90, 0x47, 0x47, 0x95, 0x33, 0x0c, 0x9b, 0x34, 0xa7, 0x5f, 0x58, 0xa6, 0x60, 0x12,
        0x9e, 0x08, 0xfd, 0x73, 0x69, 0x43, 0xfb, 0x19, 0x43, 0xa5, 0x57, 0x20, 0xb9, 0xe0, 0x95,
        0x7b, 0x1e, 0xd6, 0x73, 0x48, 0x16, 0x61, 0x9f, 0x13, 0x88, 0xf4, 0x3f, 0x73, 0xe6, 0xe3,
        0xba, 0xa8, 0x1c, 0x0e,
    ];

    let mut ed = Ed25519::new().expect("Error with new()");
    ed.import_private_key(&private_key, Some(&public_key))
        .expect("Error with import_private_key()");

    let mut signature = [0u8; Ed25519::SIG_SIZE];
    ed.sign_msg_ph(&message, Some(&context), &mut signature)
        .expect("Error with sign_msg_ph()");
    assert_eq!(signature, expected_signature);

    let signature_valid = ed
        .verify_msg_ph(&signature, &message, Some(&context))
        .expect("Error with verify_msg_ph()");
    assert!(signature_valid);

    let mut signature = [0u8; Ed25519::SIG_SIZE];
    ed.sign_hash_ph(&hash, Some(&context), &mut signature)
        .expect("Error with sign_hash_ph()");
    assert_eq!(signature, expected_signature);

    let signature_valid = ed
        .verify_hash_ph(&signature, &hash, Some(&context))
        .expect("Error with verify_hash_ph()");
    assert!(signature_valid);
}

#[test]
#[cfg(all(ed25519_import, ed25519_export))]
fn test_import_export() {
    common::setup();

    let mut rng = RNG::new().expect("Error creating RNG");
    let ed = Ed25519::generate(&mut rng).expect("Error with generate()");

    let mut private = [0u8; Ed25519::PRV_KEY_SIZE];
    let mut public = [0u8; Ed25519::PUB_KEY_SIZE];
    ed.export_key(&mut private, &mut public)
        .expect("Error with export_key()");

    let mut public2 = [0u8; Ed25519::PUB_KEY_SIZE];
    ed.export_public(&mut public2)
        .expect("Error with export_public()");
    assert_eq!(public2, public);

    let mut private2 = [0u8; Ed25519::PRV_KEY_SIZE];
    ed.export_private(&mut private2)
        .expect("Error with export_private()");
    assert_eq!(private2, private);

    let mut private_only = [0u8; Ed25519::KEY_SIZE];
    ed.export_private_only(&mut private_only)
        .expect("Error with export_private_only()");

    let mut ed = Ed25519::new().expect("Error with new()");
    ed.import_private_key_ex(&private, Some(&public), false)
        .expect("Error with import_private_key_ex()");

    let mut ed = Ed25519::new().expect("Error with new()");
    ed.import_private_only(&private_only)
        .expect("Error with import_private_only()");
    ed.import_public(&public)
        .expect("Error with import_public()");
    ed.import_public_ex(&public, false)
        .expect("Error with import_public_ex()");
}

#[test]
fn test_sizes() {
    let mut rng = RNG::new().expect("Error creating RNG");
    let ed = Ed25519::generate(&mut rng).expect("Error with generate()");

    let size = ed.size().expect("Error with size()");
    assert_eq!(size, Ed25519::KEY_SIZE);

    let size = ed.priv_size().expect("Error with priv_size()");
    assert_eq!(size, Ed25519::PRV_KEY_SIZE);

    let size = ed.pub_size().expect("Error with pub_size()");
    assert_eq!(size, Ed25519::PUB_KEY_SIZE);

    let size = ed.sig_size().expect("Error with sig_size()");
    assert_eq!(size, Ed25519::SIG_SIZE);
}