85 lines
2.5 KiB
C
85 lines
2.5 KiB
C
/* BEGIN_HEADER */
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#include "mbedtls/lms.h"
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#include "mbedtls/entropy.h"
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#include "mbedtls/ctr_drbg.h"
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/* END_HEADER */
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/* BEGIN_DEPENDENCIES
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* depends_on:MBEDTLS_LMS_C:MBEDTLS_PSA_CRYPTO_C:MBEDTLS_CTR_DRBG_C
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* END_DEPENDENCIES
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*/
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/* BEGIN_CASE */
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void lms_sign_verify_test ( data_t * msg )
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{
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mbedtls_lms_context ctx;
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unsigned char sig[MBEDTLS_LMS_SIG_LEN];
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mbedtls_entropy_context entropy_ctx;
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mbedtls_ctr_drbg_context drbg_ctx;
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uint8_t seed[16];
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int rc;
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mbedtls_entropy_init( &entropy_ctx );
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mbedtls_ctr_drbg_init( &drbg_ctx );
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mbedtls_lms_init( &ctx );
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TEST_ASSERT( mbedtls_ctr_drbg_seed( &drbg_ctx, mbedtls_entropy_func,
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&entropy_ctx, ( uint8_t* )"", 0 ) == 0 );
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TEST_ASSERT( mbedtls_ctr_drbg_random( &drbg_ctx, seed, sizeof( seed ) ) == 0 );
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TEST_ASSERT( mbedtls_lms_set_algorithm_type( &ctx, MBEDTLS_LMS_SHA256_M32_H10, MBEDTLS_LMOTS_SHA256_N32_W8 ) == 0 );
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/* Allocation failure isn't a test failure, since it likely just means there's not enough memory to run the test */
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rc = mbedtls_lms_gen_privkey( &ctx, mbedtls_ctr_drbg_random, &drbg_ctx, seed, sizeof( seed ) );
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TEST_ASSUME( rc != MBEDTLS_ERR_LMS_ALLOC_FAILED );
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TEST_ASSERT( rc == 0 );
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TEST_ASSERT( mbedtls_lms_gen_pubkey( &ctx) == 0 );
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TEST_ASSERT( mbedtls_lms_sign( &ctx, mbedtls_ctr_drbg_random, &drbg_ctx, msg->x, msg->len, sig ) == 0 );
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TEST_ASSERT( mbedtls_lms_verify( &ctx, msg->x, msg->len, sig) == 0 );
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exit:
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mbedtls_entropy_free( &entropy_ctx );
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mbedtls_ctr_drbg_free( &drbg_ctx );
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mbedtls_lms_free( &ctx );
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}
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/* END_CASE */
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/* BEGIN_CASE */
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void lms_verify_test ( data_t * msg, data_t * sig, data_t * pub_key,
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int expected_rc )
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{
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mbedtls_lms_context ctx;
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mbedtls_lms_init( &ctx);
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mbedtls_lms_import_pubkey( &ctx, pub_key->x );
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TEST_ASSERT( mbedtls_lms_verify( &ctx, msg->x, msg->len, sig->x ) == expected_rc );
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exit:
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mbedtls_lms_free( &ctx );
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}
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/* END_CASE */
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/* BEGIN_CASE */
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void lms_import_export_test ( data_t * pub_key )
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{
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mbedtls_lms_context ctx;
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uint8_t exported_pub_key[MBEDTLS_LMS_PUBKEY_LEN];
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mbedtls_lms_init(&ctx);
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TEST_ASSERT( mbedtls_lms_import_pubkey( &ctx, pub_key->x ) == 0 );
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TEST_ASSERT( mbedtls_lms_export_pubkey( &ctx, exported_pub_key) == 0 );
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ASSERT_COMPARE( pub_key->x, MBEDTLS_LMS_PUBKEY_LEN,
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exported_pub_key, MBEDTLS_LMS_PUBKEY_LEN );
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exit:
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mbedtls_lms_free( &ctx );
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}
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/* END_CASE */
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