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Update LMS API to support multiple parameter sets

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Parameterise macros to allow variation of sizes

Signed-off-by: Raef Coles <raef.coles@arm.com>
This commit is contained in:
Raef Coles
2022-09-01 16:06:35 +01:00
parent ab4f87413a
commit e9479a0264
6 changed files with 226 additions and 161 deletions
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9
tests/suites/test_suite_lmots.function
View File

@ -17,7 +17,7 @@ void lmots_sign_verify_test ( data_t * msg )
{
mbedtls_lmots_public_t pub_ctx;
mbedtls_lmots_private_t priv_ctx;
unsigned char sig[MBEDTLS_LMOTS_SIG_LEN];
unsigned char sig[MBEDTLS_LMOTS_SIG_LEN(MBEDTLS_LMOTS_SHA256_N32_W8)];
mbedtls_entropy_context entropy_ctx;
mbedtls_ctr_drbg_context drbg_ctx;
uint8_t seed[16];
@ -67,13 +67,14 @@ exit:
void lmots_import_export_test ( data_t * pub_key )
{
mbedtls_lmots_public_t ctx;
uint8_t exported_pub_key[MBEDTLS_LMOTS_PUBLIC_KEY_LEN];
uint8_t exported_pub_key[MBEDTLS_LMOTS_PUBLIC_KEY_LEN(MBEDTLS_LMOTS_SHA256_N32_W8)];
mbedtls_lmots_init_public( &ctx );
TEST_ASSERT( mbedtls_lmots_import_public_key( &ctx, pub_key->x, pub_key->len ) == 0 );
TEST_ASSERT( mbedtls_lmots_export_public_key( &ctx, exported_pub_key, sizeof( exported_pub_key ), NULL ) == 0 );
TEST_ASSERT( memcmp( pub_key->x, exported_pub_key, MBEDTLS_LMOTS_PUBLIC_KEY_LEN ) == 0 );
TEST_ASSERT( memcmp( pub_key->x, exported_pub_key,
MBEDTLS_LMOTS_PUBLIC_KEY_LEN(MBEDTLS_LMOTS_SHA256_N32_W8) ) == 0 );
exit:
mbedtls_lmots_free_public( &ctx );
@ -84,7 +85,7 @@ exit:
void lmots_reuse_test ( data_t * msg )
{
mbedtls_lmots_private_t ctx;
unsigned char sig[MBEDTLS_LMOTS_SIG_LEN];
unsigned char sig[MBEDTLS_LMOTS_SIG_LEN(MBEDTLS_LMOTS_SHA256_N32_W8)];
mbedtls_entropy_context entropy_ctx;
mbedtls_ctr_drbg_context drbg_ctx;
uint8_t seed[16];

8
tests/suites/test_suite_lms.function
View File

@ -15,7 +15,7 @@ void lms_sign_verify_test ( data_t * msg )
{
mbedtls_lms_public_t pub_ctx;
mbedtls_lms_private_t priv_ctx;
unsigned char sig[MBEDTLS_LMS_SIG_LEN];
unsigned char sig[MBEDTLS_LMS_SIG_LEN(MBEDTLS_LMS_SHA256_M32_H10, MBEDTLS_LMOTS_SHA256_N32_W8)];
mbedtls_entropy_context entropy_ctx;
mbedtls_ctr_drbg_context drbg_ctx;
uint8_t seed[16];
@ -76,15 +76,15 @@ exit:
void lms_import_export_test ( data_t * pub_key )
{
mbedtls_lms_public_t ctx;
uint8_t exported_pub_key[MBEDTLS_LMS_PUBLIC_KEY_LEN];
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,
exported_pub_key, MBEDTLS_LMS_PUBLIC_KEY_LEN );
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 );