mbedtls/tests/suites/test_suite_lms.function
Raef Coles f5919e2997
Update LMS/LMOTS tests
Document tests and source of data, use test RNG, pass more parameters
into each test

Signed-off-by: Raef Coles <raef.coles@arm.com>
2022-10-13 14:28:43 +01:00

82 lines
2.6 KiB
C

/* BEGIN_HEADER */
#include "mbedtls/lms.h"
/* END_HEADER */
/* BEGIN_DEPENDENCIES
* depends_on:MBEDTLS_LMS_C:MBEDTLS_LMS_PRIVATE:MBEDTLS_PSA_CRYPTO_C
* END_DEPENDENCIES
*/
/* BEGIN_CASE */
void lms_sign_verify_test ( data_t *msg, data_t *seed )
{
mbedtls_lms_public_t pub_ctx;
mbedtls_lms_private_t priv_ctx;
unsigned char sig[MBEDTLS_LMS_SIG_LEN(MBEDTLS_LMS_SHA256_M32_H10, MBEDTLS_LMOTS_SHA256_N32_W8)];
int rc;
mbedtls_lms_init_public( &pub_ctx );
mbedtls_lms_init_private( &priv_ctx );
/* Allocation failure isn't a test failure, since it likely just means
* there's not enough memory to run the test.
*/
rc = mbedtls_lms_generate_private_key( &priv_ctx, MBEDTLS_LMS_SHA256_M32_H10,
MBEDTLS_LMOTS_SHA256_N32_W8,
mbedtls_test_rnd_std_rand, NULL,
seed->x, seed->len );
TEST_ASSUME( rc != MBEDTLS_ERR_LMS_ALLOC_FAILED );
TEST_ASSERT( rc == 0 );
TEST_ASSERT( mbedtls_lms_calculate_public_key( &pub_ctx, &priv_ctx ) == 0 );
TEST_ASSERT( mbedtls_lms_sign( &priv_ctx, mbedtls_test_rnd_std_rand, NULL,
msg->x, msg->len, sig, sizeof( sig ),
NULL ) == 0 );
TEST_ASSERT( mbedtls_lms_verify( &pub_ctx, msg->x, msg->len, sig,
sizeof( sig ) ) == 0 );
exit:
mbedtls_lms_free_public( &pub_ctx );
mbedtls_lms_free_private( &priv_ctx );
}
/* END_CASE */
/* BEGIN_CASE */
void lms_verify_test ( data_t * msg, data_t * sig, data_t * pub_key,
int expected_rc )
{
mbedtls_lms_public_t ctx;
mbedtls_lms_init_public( &ctx);
mbedtls_lms_import_public_key( &ctx, pub_key->x, pub_key->len );
TEST_ASSERT( mbedtls_lms_verify( &ctx, msg->x, msg->len, sig->x, sig->len ) == expected_rc );
exit:
mbedtls_lms_free_public( &ctx );
}
/* END_CASE */
/* BEGIN_CASE */
void lms_import_export_test ( data_t * pub_key )
{
mbedtls_lms_public_t ctx;
uint8_t exported_pub_key[MBEDTLS_LMS_PUBLIC_KEY_LEN(MBEDTLS_LMS_SHA256_M32_H10)];
mbedtls_lms_init_public(&ctx);
TEST_ASSERT( mbedtls_lms_import_public_key( &ctx, pub_key->x, pub_key->len ) == 0 );
TEST_ASSERT( mbedtls_lms_export_public_key( &ctx, exported_pub_key,
sizeof(exported_pub_key), NULL ) == 0 );
ASSERT_COMPARE( pub_key->x, MBEDTLS_LMS_PUBLIC_KEY_LEN(MBEDTLS_LMS_SHA256_M32_H10),
exported_pub_key, MBEDTLS_LMS_PUBLIC_KEY_LEN(MBEDTLS_LMS_SHA256_M32_H10) );
exit:
mbedtls_lms_free_public( &ctx );
}
/* END_CASE */