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Rust wrapper: add wolfssl::wolfcrypt::ed448 module

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This commit is contained in:
Josh Holtrop
2025-11-03 15:48:18 -05:00
parent d47108c97f
commit b82cccce21
8 changed files with 1463 additions and 44 deletions
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16
wolfcrypt/src/ed448.c
View File

@@ -969,7 +969,7 @@ void wc_ed448_free(ed448_key* key)
* ECC_BAD_ARG_E when outLen is less than ED448_PUB_KEY_SIZE,
* 0 otherwise.
*/
int wc_ed448_export_public(ed448_key* key, byte* out, word32* outLen)
int wc_ed448_export_public(const ed448_key* key, byte* out, word32* outLen)
{
int ret = 0;
@@ -1212,7 +1212,7 @@ int wc_ed448_import_private_key(const byte* priv, word32 privSz,
* ECC_BAD_ARG_E when outLen is less than ED448_KEY_SIZE,
* 0 otherwise.
*/
int wc_ed448_export_private_only(ed448_key* key, byte* out, word32* outLen)
int wc_ed448_export_private_only(const ed448_key* key, byte* out, word32* outLen)
{
int ret = 0;
@@ -1244,7 +1244,7 @@ int wc_ed448_export_private_only(ed448_key* key, byte* out, word32* outLen)
* BUFFER_E when outLen is less than ED448_PRV_KEY_SIZE,
* 0 otherwise.
*/
int wc_ed448_export_private(ed448_key* key, byte* out, word32* outLen)
int wc_ed448_export_private(const ed448_key* key, byte* out, word32* outLen)
{
int ret = 0;
@@ -1279,7 +1279,7 @@ int wc_ed448_export_private(ed448_key* key, byte* out, word32* outLen)
* than ED448_PUB_KEY_SIZE,
* 0 otherwise.
*/
int wc_ed448_export_key(ed448_key* key, byte* priv, word32 *privSz,
int wc_ed448_export_key(const ed448_key* key, byte* priv, word32 *privSz,
byte* pub, word32 *pubSz)
{
int ret = 0;
@@ -1392,7 +1392,7 @@ int wc_ed448_check_key(ed448_key* key)
* returns BAD_FUNC_ARG when key is NULL,
* ED448_KEY_SIZE otherwise.
*/
int wc_ed448_size(ed448_key* key)
int wc_ed448_size(const ed448_key* key)
{
int ret = ED448_KEY_SIZE;
@@ -1409,7 +1409,7 @@ int wc_ed448_size(ed448_key* key)
* returns BAD_FUNC_ARG when key is NULL,
* ED448_PRV_KEY_SIZE otherwise.
*/
int wc_ed448_priv_size(ed448_key* key)
int wc_ed448_priv_size(const ed448_key* key)
{
int ret = ED448_PRV_KEY_SIZE;
@@ -1426,7 +1426,7 @@ int wc_ed448_priv_size(ed448_key* key)
* returns BAD_FUNC_ARG when key is NULL,
* ED448_PUB_KEY_SIZE otherwise.
*/
int wc_ed448_pub_size(ed448_key* key)
int wc_ed448_pub_size(const ed448_key* key)
{
int ret = ED448_PUB_KEY_SIZE;
@@ -1443,7 +1443,7 @@ int wc_ed448_pub_size(ed448_key* key)
* returns BAD_FUNC_ARG when key is NULL,
* ED448_SIG_SIZE otherwise.
*/
int wc_ed448_sig_size(ed448_key* key)
int wc_ed448_sig_size(const ed448_key* key)
{
int ret = ED448_SIG_SIZE;

16
wolfssl/wolfcrypt/ed448.h
View File

@@ -183,13 +183,13 @@ int wc_ed448_import_private_key_ex(const byte* priv, word32 privSz,
#ifdef HAVE_ED448_KEY_EXPORT
WOLFSSL_API
int wc_ed448_export_public(ed448_key* key, byte* out, word32* outLen);
int wc_ed448_export_public(const ed448_key* key, byte* out, word32* outLen);
WOLFSSL_API
int wc_ed448_export_private_only(ed448_key* key, byte* out, word32* outLen);
int wc_ed448_export_private_only(const ed448_key* key, byte* out, word32* outLen);
WOLFSSL_API
int wc_ed448_export_private(ed448_key* key, byte* out, word32* outLen);
int wc_ed448_export_private(const ed448_key* key, byte* out, word32* outLen);
WOLFSSL_API
int wc_ed448_export_key(ed448_key* key, byte* priv, word32 *privSz,
int wc_ed448_export_key(const ed448_key* key, byte* priv, word32 *privSz,
byte* pub, word32 *pubSz);
#endif /* HAVE_ED448_KEY_EXPORT */
@@ -198,13 +198,13 @@ int wc_ed448_check_key(ed448_key* key);
/* size helper */
WOLFSSL_API
int wc_ed448_size(ed448_key* key);
int wc_ed448_size(const ed448_key* key);
WOLFSSL_API
int wc_ed448_priv_size(ed448_key* key);
int wc_ed448_priv_size(const ed448_key* key);
WOLFSSL_API
int wc_ed448_pub_size(ed448_key* key);
int wc_ed448_pub_size(const ed448_key* key);
WOLFSSL_API
int wc_ed448_sig_size(ed448_key* key);
int wc_ed448_sig_size(const ed448_key* key);
#ifdef __cplusplus
} /* extern "C" */

2
wrapper/rust/include.am
View File

@@ -21,6 +21,7 @@ EXTRA_DIST += wrapper/rust/wolfssl/src/wolfcrypt/cmac.rs
EXTRA_DIST += wrapper/rust/wolfssl/src/wolfcrypt/dh.rs
EXTRA_DIST += wrapper/rust/wolfssl/src/wolfcrypt/ecc.rs
EXTRA_DIST += wrapper/rust/wolfssl/src/wolfcrypt/ed25519.rs
EXTRA_DIST += wrapper/rust/wolfssl/src/wolfcrypt/ed448.rs
EXTRA_DIST += wrapper/rust/wolfssl/src/wolfcrypt/hkdf.rs
EXTRA_DIST += wrapper/rust/wolfssl/src/wolfcrypt/hmac.rs
EXTRA_DIST += wrapper/rust/wolfssl/src/wolfcrypt/kdf.rs
@@ -33,6 +34,7 @@ EXTRA_DIST += wrapper/rust/wolfssl/tests/test_cmac.rs
EXTRA_DIST += wrapper/rust/wolfssl/tests/test_dh.rs
EXTRA_DIST += wrapper/rust/wolfssl/tests/test_ecc.rs
EXTRA_DIST += wrapper/rust/wolfssl/tests/test_ed25519.rs
EXTRA_DIST += wrapper/rust/wolfssl/tests/test_ed448.rs
EXTRA_DIST += wrapper/rust/wolfssl/tests/test_hkdf.rs
EXTRA_DIST += wrapper/rust/wolfssl/tests/test_hmac.rs
EXTRA_DIST += wrapper/rust/wolfssl/tests/test_kdf.rs

1
wrapper/rust/wolfssl/src/wolfcrypt.rs
View File

@@ -23,6 +23,7 @@ pub mod cmac;
pub mod dh;
pub mod ecc;
pub mod ed25519;
pub mod ed448;
pub mod hkdf;
pub mod hmac;
pub mod kdf;

64
wrapper/rust/wolfssl/src/wolfcrypt/ed25519.rs
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@@ -627,7 +627,7 @@ impl Ed25519 {
/// # Parameters
///
/// * `hash`: Message digest to sign.
/// * `context`: Buffer containing context for which hash is being signed.
/// * `context`: Optional buffer containing context for which hash is being signed.
/// * `signature`: Output buffer to hold signature.
///
/// # Returns
@@ -655,16 +655,21 @@ impl Ed25519 {
/// ];
/// let context = b"context";
/// let mut signature = [0u8; Ed25519::SIG_SIZE];
/// ed.sign_hash_ph(&hash, context, &mut signature).expect("Error with sign_hash_ph()");
/// ed.sign_hash_ph(&hash, Some(context), &mut signature).expect("Error with sign_hash_ph()");
/// ```
pub fn sign_hash_ph(&mut self, hash: &[u8], context: &[u8], signature: &mut [u8]) -> Result<usize, i32> {
pub fn sign_hash_ph(&mut self, hash: &[u8], context: Option<&[u8]>, signature: &mut [u8]) -> Result<usize, i32> {
let hash_size = hash.len() as u32;
let context_size = context.len() as u8;
let mut context_ptr: *const u8 = core::ptr::null();
let mut context_size = 0u8;
if let Some(context) = context {
context_ptr = context.as_ptr();
context_size = context.len() as u8;
}
let mut signature_size = signature.len() as u32;
let rc = unsafe {
ws::wc_ed25519ph_sign_hash(hash.as_ptr(), hash_size,
signature.as_mut_ptr(), &mut signature_size, &mut self.ws_key,
context.as_ptr(), context_size)
context_ptr, context_size)
};
if rc != 0 {
return Err(rc);
@@ -680,7 +685,7 @@ impl Ed25519 {
/// # Parameters
///
/// * `message`: Message digest to sign.
/// * `context`: Buffer containing context for which message is being signed.
/// * `context`: Optional buffer containing context for which message is being signed.
/// * `signature`: Output buffer to hold signature.
///
/// # Returns
@@ -699,16 +704,21 @@ impl Ed25519 {
/// let message = [0x42u8, 33, 55, 66];
/// let context = b"context";
/// let mut signature = [0u8; Ed25519::SIG_SIZE];
/// ed.sign_msg_ph(&message, context, &mut signature).expect("Error with sign_msg_ph()");
/// ed.sign_msg_ph(&message, Some(context), &mut signature).expect("Error with sign_msg_ph()");
/// ```
pub fn sign_msg_ph(&mut self, message: &[u8], context: &[u8], signature: &mut [u8]) -> Result<usize, i32> {
pub fn sign_msg_ph(&mut self, message: &[u8], context: Option<&[u8]>, signature: &mut [u8]) -> Result<usize, i32> {
let message_size = message.len() as u32;
let context_size = context.len() as u8;
let mut context_ptr: *const u8 = core::ptr::null();
let mut context_size = 0u8;
if let Some(context) = context {
context_ptr = context.as_ptr();
context_size = context.len() as u8;
}
let mut signature_size = signature.len() as u32;
let rc = unsafe {
ws::wc_ed25519ph_sign_msg(message.as_ptr(), message_size,
signature.as_mut_ptr(), &mut signature_size, &mut self.ws_key,
context.as_ptr(), context_size)
context_ptr, context_size)
};
if rc != 0 {
return Err(rc);
@@ -859,7 +869,7 @@ impl Ed25519 {
///
/// * `signature`: Signature to verify.
/// * `hash`: Message to verify the signature of.
/// * `context`: Buffer containing context for which the hash was signed.
/// * `context`: Optional buffer containing context for which the hash was signed.
///
/// # Returns
///
@@ -885,19 +895,24 @@ impl Ed25519 {
/// ];
/// let context = b"context";
/// let mut signature = [0u8; Ed25519::SIG_SIZE];
/// ed.sign_hash_ph(&hash, context, &mut signature).expect("Error with sign_hash_ph()");
/// let signature_valid = ed.verify_hash_ph(&signature, &hash, context).expect("Error with verify_hash_ph()");
/// ed.sign_hash_ph(&hash, Some(context), &mut signature).expect("Error with sign_hash_ph()");
/// let signature_valid = ed.verify_hash_ph(&signature, &hash, Some(context)).expect("Error with verify_hash_ph()");
/// assert!(signature_valid);
/// ```
pub fn verify_hash_ph(&mut self, signature: &[u8], hash: &[u8], context: &[u8]) -> Result<bool, i32> {
pub fn verify_hash_ph(&mut self, signature: &[u8], hash: &[u8], context: Option<&[u8]>) -> Result<bool, i32> {
let signature_size = signature.len() as u32;
let hash_size = hash.len() as u32;
let context_size = context.len() as u8;
let mut context_ptr: *const u8 = core::ptr::null();
let mut context_size = 0u8;
if let Some(context) = context {
context_ptr = context.as_ptr();
context_size = context.len() as u8;
}
let mut res = 0i32;
let rc = unsafe {
ws::wc_ed25519ph_verify_hash(signature.as_ptr(), signature_size,
hash.as_ptr(), hash_size, &mut res, &mut self.ws_key,
context.as_ptr(), context_size)
context_ptr, context_size)
};
if rc != 0 {
return Err(rc);
@@ -914,7 +929,7 @@ impl Ed25519 {
///
/// * `signature`: Signature to verify.
/// * `message`: Message to verify the signature of.
/// * `context`: Buffer containing context for which the message was signed.
/// * `context`: Option buffer containing context for which the message was signed.
///
/// # Returns
///
@@ -931,19 +946,24 @@ impl Ed25519 {
/// let message = [0x42u8, 33, 55, 66];
/// let context = b"context";
/// let mut signature = [0u8; Ed25519::SIG_SIZE];
/// ed.sign_msg_ph(&message, context, &mut signature).expect("Error with sign_msg_ph()");
/// let signature_valid = ed.verify_msg_ph(&signature, &message, context).expect("Error with verify_msg_ph()");
/// ed.sign_msg_ph(&message, Some(context), &mut signature).expect("Error with sign_msg_ph()");
/// let signature_valid = ed.verify_msg_ph(&signature, &message, Some(context)).expect("Error with verify_msg_ph()");
/// assert!(signature_valid);
/// ```
pub fn verify_msg_ph(&mut self, signature: &[u8], message: &[u8], context: &[u8]) -> Result<bool, i32> {
pub fn verify_msg_ph(&mut self, signature: &[u8], message: &[u8], context: Option<&[u8]>) -> Result<bool, i32> {
let signature_size = signature.len() as u32;
let message_size = message.len() as u32;
let context_size = context.len() as u8;
let mut context_ptr: *const u8 = core::ptr::null();
let mut context_size = 0u8;
if let Some(context) = context {
context_ptr = context.as_ptr();
context_size = context.len() as u8;
}
let mut res = 0i32;
let rc = unsafe {
ws::wc_ed25519ph_verify_msg(signature.as_ptr(), signature_size,
message.as_ptr(), message_size, &mut res, &mut self.ws_key,
context.as_ptr(), context_size)
context_ptr, context_size)
};
if rc != 0 {
return Err(rc);

1193
wrapper/rust/wolfssl/src/wolfcrypt/ed448.rs Normal file
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File diff suppressed because it is too large Load Diff

12
wrapper/rust/wolfssl/tests/test_ed25519.rs
View File

@@ -57,10 +57,10 @@ fn test_sign_verify() {
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()");
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()");
let signature_valid = ed.verify_msg_ex(&signature, &message, None, Ed25519::ED25519).expect("Error with verify_msg_ex()");
assert!(signature_valid);
ed.verify_msg_init(&signature, None, Ed25519::ED25519).expect("Error with verify_msg_init()");
@@ -152,17 +152,17 @@ fn test_ph_sign_verify() {
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, &context, &mut signature).expect("Error with sign_msg_ph()");
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, &context).expect("Error with verify_msg_ph()");
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, &context, &mut signature).expect("Error with sign_hash_ph()");
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, &context).expect("Error with verify_hash_ph()");
let signature_valid = ed.verify_hash_ph(&signature, &hash, Some(&context)).expect("Error with verify_hash_ph()");
assert!(signature_valid);
}

203
wrapper/rust/wolfssl/tests/test_ed448.rs Normal file
View File

@@ -0,0 +1,203 @@
use wolfssl::wolfcrypt::random::RNG;
use wolfssl::wolfcrypt::ed448::*;
#[test]
fn test_make_public() {
let mut rng = RNG::new().expect("Error creating RNG");
let ed = Ed448::generate(&mut rng).expect("Error with generate()");
let mut private = [0u8; Ed448::KEY_SIZE];
ed.export_private_only(&mut private).expect("Error with export_private_only()");
let mut ed = Ed448::new().expect("Error with new()");
ed.import_private_only(&private).expect("Error with import_private_only()");
let mut public = [0u8; Ed448::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 = Ed448::generate(&mut rng).expect("Error with generate()");
ed.check_key().expect("Error with check_key()");
}
#[test]
fn test_sign_verify() {
let private_key = [
0xc4u8, 0xea, 0xb0, 0x5d, 0x35, 0x70, 0x07, 0xc6,
0x32, 0xf3, 0xdb, 0xb4, 0x84, 0x89, 0x92, 0x4d,
0x55, 0x2b, 0x08, 0xfe, 0x0c, 0x35, 0x3a, 0x0d,
0x4a, 0x1f, 0x00, 0xac, 0xda, 0x2c, 0x46, 0x3a,
0xfb, 0xea, 0x67, 0xc5, 0xe8, 0xd2, 0x87, 0x7c,
0x5e, 0x3b, 0xc3, 0x97, 0xa6, 0x59, 0x94, 0x9e,
0xf8, 0x02, 0x1e, 0x95, 0x4e, 0x0a, 0x12, 0x27,
0x4e
];
let public_key = [
0x43u8, 0xba, 0x28, 0xf4, 0x30, 0xcd, 0xff, 0x45,
0x6a, 0xe5, 0x31, 0x54, 0x5f, 0x7e, 0xcd, 0x0a,
0xc8, 0x34, 0xa5, 0x5d, 0x93, 0x58, 0xc0, 0x37,
0x2b, 0xfa, 0x0c, 0x6c, 0x67, 0x98, 0xc0, 0x86,
0x6a, 0xea, 0x01, 0xeb, 0x00, 0x74, 0x28, 0x02,
0xb8, 0x43, 0x8e, 0xa4, 0xcb, 0x82, 0x16, 0x9c,
0x23, 0x51, 0x60, 0x62, 0x7b, 0x4c, 0x3a, 0x94,
0x80
];
let message = [0x03u8];
let context = [0x66u8,0x6f,0x6f];
let expected_signature = [
0xd4u8, 0xf8, 0xf6, 0x13, 0x17, 0x70, 0xdd, 0x46,
0xf4, 0x08, 0x67, 0xd6, 0xfd, 0x5d, 0x50, 0x55,
0xde, 0x43, 0x54, 0x1f, 0x8c, 0x5e, 0x35, 0xab,
0xbc, 0xd0, 0x01, 0xb3, 0x2a, 0x89, 0xf7, 0xd2,
0x15, 0x1f, 0x76, 0x47, 0xf1, 0x1d, 0x8c, 0xa2,
0xae, 0x27, 0x9f, 0xb8, 0x42, 0xd6, 0x07, 0x21,
0x7f, 0xce, 0x6e, 0x04, 0x2f, 0x68, 0x15, 0xea,
0x00, 0x0c, 0x85, 0x74, 0x1d, 0xe5, 0xc8, 0xda,
0x11, 0x44, 0xa6, 0xa1, 0xab, 0xa7, 0xf9, 0x6d,
0xe4, 0x25, 0x05, 0xd7, 0xa7, 0x29, 0x85, 0x24,
0xfd, 0xa5, 0x38, 0xfc, 0xcb, 0xbb, 0x75, 0x4f,
0x57, 0x8c, 0x1c, 0xad, 0x10, 0xd5, 0x4d, 0x0d,
0x54, 0x28, 0x40, 0x7e, 0x85, 0xdc, 0xbc, 0x98,
0xa4, 0x91, 0x55, 0xc1, 0x37, 0x64, 0xe6, 0x6c,
0x3c, 0x00
];
let mut ed = Ed448::new().expect("Error with new()");
ed.import_private_key(&private_key, Some(&public_key)).expect("Error with import_private_key()");
let mut signature = [0u8; Ed448::SIG_SIZE];
ed.sign_msg(&message, Some(&context), &mut signature).expect("Error with sign_msg()");
assert_eq!(signature, expected_signature);
let signature_valid = ed.verify_msg(&signature, &message, Some(&context)).expect("Error with verify_msg()");
assert!(signature_valid);
let mut signature = [0u8; Ed448::SIG_SIZE];
ed.sign_msg_ex(&message, Some(&context), Ed448::ED448, &mut signature).expect("Error with sign_msg_ex()");
assert_eq!(signature, expected_signature);
let signature_valid = ed.verify_msg_ex(&signature, &message, Some(&context), Ed448::ED448).expect("Error with verify_msg_ex()");
assert!(signature_valid);
ed.verify_msg_init(&signature, Some(&context), Ed448::ED448).expect("Error with verify_msg_init()");
ed.verify_msg_update(&message).expect("Error with verify_msg_update()");
let signature_valid = ed.verify_msg_final(&signature).expect("Error with verify_msg_final()");
assert!(signature_valid);
}
#[test]
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,
0xef, 0x78, 0x22, 0xe0, 0xd5, 0x10, 0x41, 0x27,
0xdc, 0x05, 0xd6, 0xdb, 0xef, 0xde, 0x69, 0xe3,
0xab, 0x2c, 0xec, 0x7c, 0x86, 0x7c, 0x6e, 0x2c,
0x49
];
let public_key = [
0x25u8, 0x9b, 0x71, 0xc1, 0x9f, 0x83, 0xef, 0x77,
0xa7, 0xab, 0xd2, 0x65, 0x24, 0xcb, 0xdb, 0x31,
0x61, 0xb5, 0x90, 0xa4, 0x8f, 0x7d, 0x17, 0xde,
0x3e, 0xe0, 0xba, 0x9c, 0x52, 0xbe, 0xb7, 0x43,
0xc0, 0x94, 0x28, 0xa1, 0x31, 0xd6, 0xb1, 0xb5,
0x73, 0x03, 0xd9, 0x0d, 0x81, 0x32, 0xc2, 0x76,
0xd5, 0xed, 0x3d, 0x5d, 0x01, 0xc0, 0xf5, 0x38,
0x80
];
let message = [0x61u8,0x62,0x63];
let context = [0x66u8,0x6f,0x6f];
let hash = [
0x48u8, 0x33, 0x66, 0x60, 0x13, 0x60, 0xa8, 0x77,
0x1c, 0x68, 0x63, 0x08, 0x0c, 0xc4, 0x11, 0x4d,
0x8d, 0xb4, 0x45, 0x30, 0xf8, 0xf1, 0xe1, 0xee,
0x4f, 0x94, 0xea, 0x37, 0xe7, 0x8b, 0x57, 0x39,
0xd5, 0xa1, 0x5b, 0xef, 0x18, 0x6a, 0x53, 0x86,
0xc7, 0x57, 0x44, 0xc0, 0x52, 0x7e, 0x1f, 0xaa,
0x9f, 0x87, 0x26, 0xe4, 0x62, 0xa1, 0x2a, 0x4f,
0xeb, 0x06, 0xbd, 0x88, 0x01, 0xe7, 0x51, 0xe4
];
let expected_signature = [
0xc3u8, 0x22, 0x99, 0xd4, 0x6e, 0xc8, 0xff, 0x02,
0xb5, 0x45, 0x40, 0x98, 0x28, 0x14, 0xdc, 0xe9,
0xa0, 0x58, 0x12, 0xf8, 0x19, 0x62, 0xb6, 0x49,
0xd5, 0x28, 0x09, 0x59, 0x16, 0xa2, 0xaa, 0x48,
0x10, 0x65, 0xb1, 0x58, 0x04, 0x23, 0xef, 0x92,
0x7e, 0xcf, 0x0a, 0xf5, 0x88, 0x8f, 0x90, 0xda,
0x0f, 0x6a, 0x9a, 0x85, 0xad, 0x5d, 0xc3, 0xf2,
0x80, 0xd9, 0x12, 0x24, 0xba, 0x99, 0x11, 0xa3,
0x65, 0x3d, 0x00, 0xe4, 0x84, 0xe2, 0xce, 0x23,
0x25, 0x21, 0x48, 0x1c, 0x86, 0x58, 0xdf, 0x30,
0x4b, 0xb7, 0x74, 0x5a, 0x73, 0x51, 0x4c, 0xdb,
0x9b, 0xf3, 0xe1, 0x57, 0x84, 0xab, 0x71, 0x28,
0x4f, 0x8d, 0x07, 0x04, 0xa6, 0x08, 0xc5, 0x4a,
0x6b, 0x62, 0xd9, 0x7b, 0xeb, 0x51, 0x1d, 0x13,
0x21, 0x00
];
let mut ed = Ed448::new().expect("Error with new()");
ed.import_private_key(&private_key, Some(&public_key)).expect("Error with import_private_key()");
let mut signature = [0u8; Ed448::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; Ed448::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]
fn test_import_export() {
let mut rng = RNG::new().expect("Error creating RNG");
let ed = Ed448::generate(&mut rng).expect("Error with generate()");
let mut private = [0u8; Ed448::PRV_KEY_SIZE];
let mut public = [0u8; Ed448::PUB_KEY_SIZE];
ed.export_key(&mut private, &mut public).expect("Error with export_key()");
let mut public2 = [0u8; Ed448::PUB_KEY_SIZE];
ed.export_public(&mut public2).expect("Error with export_public()");
assert_eq!(public2, public);
let mut private2 = [0u8; Ed448::PRV_KEY_SIZE];
ed.export_private(&mut private2).expect("Error with export_private()");
assert_eq!(private2, private);
let mut private_only = [0u8; Ed448::KEY_SIZE];
ed.export_private_only(&mut private_only).expect("Error with export_private_only()");
let mut ed = Ed448::new().expect("Error with new()");
ed.import_private_key_ex(&private, Some(&public), false).expect("Error with import_private_key_ex()");
let mut ed = Ed448::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 = Ed448::generate(&mut rng).expect("Error with generate()");
let size = ed.size().expect("Error with size()");
assert_eq!(size, Ed448::KEY_SIZE);
let size = ed.priv_size().expect("Error with priv_size()");
assert_eq!(size, Ed448::PRV_KEY_SIZE);
let size = ed.pub_size().expect("Error with pub_size()");
assert_eq!(size, Ed448::PUB_KEY_SIZE);
let size = ed.sig_size().expect("Error with sig_size()");
assert_eq!(size, Ed448::SIG_SIZE);
}