Added submodule contents into tree
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darktux
335
externals/mbedtls/tests/suites/test_suite_pkparse.function
vendored
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335
externals/mbedtls/tests/suites/test_suite_pkparse.function
vendored
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/* BEGIN_HEADER */
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#include "mbedtls/pk.h"
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#include "mbedtls/pem.h"
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#include "mbedtls/oid.h"
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#include "mbedtls/ecp.h"
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#include "mbedtls/psa_util.h"
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#include "pk_internal.h"
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#if defined(MBEDTLS_PSA_CRYPTO_C)
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#include "test/psa_exercise_key.h"
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#endif
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#if defined(MBEDTLS_PKCS12_C) || defined(MBEDTLS_PKCS5_C)
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#define HAVE_mbedtls_pk_parse_key_pkcs8_encrypted_der
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#endif
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#if defined(MBEDTLS_PSA_CRYPTO_C) && defined(MBEDTLS_FS_IO)
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static int test_psa_bridge(const mbedtls_pk_context *ctx,
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psa_key_usage_t usage_flag)
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{
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switch (usage_flag) {
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case PSA_KEY_USAGE_SIGN_HASH:
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mbedtls_test_set_step(0);
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break;
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case PSA_KEY_USAGE_SIGN_MESSAGE:
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mbedtls_test_set_step(1);
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break;
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case PSA_KEY_USAGE_DECRYPT:
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mbedtls_test_set_step(2);
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break;
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case PSA_KEY_USAGE_DERIVE:
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mbedtls_test_set_step(3);
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break;
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case PSA_KEY_USAGE_VERIFY_HASH:
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mbedtls_test_set_step(4);
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break;
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case PSA_KEY_USAGE_VERIFY_MESSAGE:
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mbedtls_test_set_step(5);
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break;
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case PSA_KEY_USAGE_ENCRYPT:
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mbedtls_test_set_step(6);
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break;
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}
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psa_key_attributes_t attributes = PSA_KEY_ATTRIBUTES_INIT;
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mbedtls_svc_key_id_t psa_key = MBEDTLS_SVC_KEY_ID_INIT;
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int ok = 0;
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TEST_EQUAL(mbedtls_pk_get_psa_attributes(ctx, usage_flag, &attributes), 0);
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TEST_EQUAL(mbedtls_pk_import_into_psa(ctx, &attributes, &psa_key), 0);
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if (!mbedtls_test_key_consistency_psa_pk(psa_key, ctx)) {
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goto exit;
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}
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psa_algorithm_t exercise_usage = psa_get_key_usage_flags(&attributes);
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psa_algorithm_t exercise_alg = psa_get_key_algorithm(&attributes);
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if (mbedtls_test_can_exercise_psa_algorithm(exercise_alg)) {
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TEST_ASSERT(mbedtls_test_psa_exercise_key(psa_key,
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exercise_usage,
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exercise_alg));
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}
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mbedtls_test_set_step((unsigned long) -1);
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ok = 1;
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exit:
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psa_destroy_key(psa_key);
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psa_reset_key_attributes(&attributes);
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return ok;
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}
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#if defined(MBEDTLS_PK_HAVE_ECC_KEYS)
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/* Whether a pk key can do ECDSA. Opaque keys are not supported since this
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* test suite does not create opaque keys. */
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static int pk_can_ecdsa(const mbedtls_pk_context *ctx)
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{
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/* Check whether we have an EC key. Unfortunately this also accepts
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* keys on Montgomery curves, which can only do ECDH, so we'll have
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* to dig further. */
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if (!mbedtls_pk_can_do(ctx, MBEDTLS_PK_ECDSA)) {
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return 0;
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}
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#if defined(MBEDTLS_PK_USE_PSA_EC_DATA)
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return ctx->ec_family != PSA_ECC_FAMILY_MONTGOMERY;
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#elif defined(MBEDTLS_ECDSA_C)
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return mbedtls_ecdsa_can_do(mbedtls_pk_ec_ro(*ctx)->grp.id);
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#else
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return 0;
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#endif
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}
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#endif /* MBEDTLS_PK_HAVE_ECC_KEYS */
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#endif /* MBEDTLS_PSA_CRYPTO_C && && MBEDTLS_FS_IO */
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/* END_HEADER */
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/* BEGIN_DEPENDENCIES
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* depends_on:MBEDTLS_PK_PARSE_C
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* END_DEPENDENCIES
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*/
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/* BEGIN_CASE depends_on:MBEDTLS_RSA_C:MBEDTLS_FS_IO */
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void pk_parse_keyfile_rsa(char *key_file, char *password, int result)
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{
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mbedtls_pk_context ctx;
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int res;
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char *pwd = password;
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mbedtls_pk_init(&ctx);
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MD_PSA_INIT();
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if (strcmp(pwd, "NULL") == 0) {
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pwd = NULL;
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}
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res = mbedtls_pk_parse_keyfile(&ctx, key_file, pwd,
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mbedtls_test_rnd_std_rand, NULL);
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TEST_EQUAL(res, result);
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if (res == 0) {
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mbedtls_rsa_context *rsa;
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TEST_ASSERT(mbedtls_pk_can_do(&ctx, MBEDTLS_PK_RSA));
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rsa = mbedtls_pk_rsa(ctx);
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TEST_EQUAL(mbedtls_rsa_check_privkey(rsa), 0);
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size_t bitlen = mbedtls_rsa_get_bitlen(rsa);
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TEST_EQUAL(mbedtls_pk_get_bitlen(&ctx), bitlen);
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TEST_EQUAL(mbedtls_pk_get_len(&ctx), (bitlen + 7) / 8);
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#if defined(MBEDTLS_PSA_CRYPTO_C)
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PSA_INIT();
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TEST_ASSERT(test_psa_bridge(&ctx, PSA_KEY_USAGE_SIGN_HASH));
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TEST_ASSERT(test_psa_bridge(&ctx, PSA_KEY_USAGE_SIGN_MESSAGE));
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TEST_ASSERT(test_psa_bridge(&ctx, PSA_KEY_USAGE_DECRYPT));
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TEST_ASSERT(test_psa_bridge(&ctx, PSA_KEY_USAGE_VERIFY_HASH));
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TEST_ASSERT(test_psa_bridge(&ctx, PSA_KEY_USAGE_VERIFY_MESSAGE));
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TEST_ASSERT(test_psa_bridge(&ctx, PSA_KEY_USAGE_ENCRYPT));
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#endif
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}
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exit:
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mbedtls_pk_free(&ctx);
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PSA_DONE();
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}
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/* END_CASE */
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/* BEGIN_CASE depends_on:MBEDTLS_RSA_C:MBEDTLS_FS_IO */
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void pk_parse_public_keyfile_rsa(char *key_file, int result)
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{
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mbedtls_pk_context ctx;
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int res;
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mbedtls_pk_init(&ctx);
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MD_PSA_INIT();
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res = mbedtls_pk_parse_public_keyfile(&ctx, key_file);
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TEST_EQUAL(res, result);
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if (res == 0) {
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mbedtls_rsa_context *rsa;
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TEST_ASSERT(mbedtls_pk_can_do(&ctx, MBEDTLS_PK_RSA));
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rsa = mbedtls_pk_rsa(ctx);
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TEST_EQUAL(mbedtls_rsa_check_pubkey(rsa), 0);
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size_t bitlen = mbedtls_rsa_get_bitlen(rsa);
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TEST_EQUAL(mbedtls_pk_get_bitlen(&ctx), bitlen);
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TEST_EQUAL(mbedtls_pk_get_len(&ctx), (bitlen + 7) / 8);
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#if defined(MBEDTLS_PSA_CRYPTO_C)
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PSA_INIT();
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TEST_ASSERT(test_psa_bridge(&ctx, PSA_KEY_USAGE_VERIFY_HASH));
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TEST_ASSERT(test_psa_bridge(&ctx, PSA_KEY_USAGE_VERIFY_MESSAGE));
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TEST_ASSERT(test_psa_bridge(&ctx, PSA_KEY_USAGE_ENCRYPT));
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#endif
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}
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exit:
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mbedtls_pk_free(&ctx);
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PSA_DONE();
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}
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/* END_CASE */
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/* BEGIN_CASE depends_on:MBEDTLS_FS_IO:MBEDTLS_PK_HAVE_ECC_KEYS */
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void pk_parse_public_keyfile_ec(char *key_file, int result)
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{
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mbedtls_pk_context ctx;
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int res;
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mbedtls_pk_init(&ctx);
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MD_OR_USE_PSA_INIT();
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res = mbedtls_pk_parse_public_keyfile(&ctx, key_file);
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TEST_EQUAL(res, result);
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if (res == 0) {
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TEST_ASSERT(mbedtls_pk_can_do(&ctx, MBEDTLS_PK_ECKEY));
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#if defined(MBEDTLS_PK_USE_PSA_EC_DATA)
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/* No need to check whether the parsed public point is on the curve or
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* not because this is already done by the internal "pk_get_ecpubkey()"
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* function */
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#else
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const mbedtls_ecp_keypair *eckey;
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eckey = mbedtls_pk_ec_ro(ctx);
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TEST_EQUAL(mbedtls_ecp_check_pubkey(&eckey->grp, &eckey->Q), 0);
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#endif
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#if defined(MBEDTLS_PSA_CRYPTO_C)
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PSA_INIT();
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if (pk_can_ecdsa(&ctx)) {
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TEST_ASSERT(test_psa_bridge(&ctx, PSA_KEY_USAGE_VERIFY_HASH));
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TEST_ASSERT(test_psa_bridge(&ctx, PSA_KEY_USAGE_VERIFY_MESSAGE));
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}
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#endif
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}
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exit:
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mbedtls_pk_free(&ctx);
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PSA_DONE();
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}
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/* END_CASE */
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/* BEGIN_CASE depends_on:MBEDTLS_FS_IO:MBEDTLS_PK_HAVE_ECC_KEYS */
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void pk_parse_keyfile_ec(char *key_file, char *password, int result)
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{
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mbedtls_pk_context ctx;
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int res;
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mbedtls_pk_init(&ctx);
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MD_OR_USE_PSA_INIT();
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res = mbedtls_pk_parse_keyfile(&ctx, key_file, password,
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mbedtls_test_rnd_std_rand, NULL);
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TEST_EQUAL(res, result);
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if (res == 0) {
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TEST_ASSERT(mbedtls_pk_can_do(&ctx, MBEDTLS_PK_ECKEY));
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#if defined(MBEDTLS_PK_USE_PSA_EC_DATA)
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/* PSA keys are already checked on import so nothing to do here. */
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#else
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const mbedtls_ecp_keypair *eckey = mbedtls_pk_ec_ro(ctx);
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TEST_EQUAL(mbedtls_ecp_check_privkey(&eckey->grp, &eckey->d), 0);
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#endif
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#if defined(MBEDTLS_PSA_CRYPTO_C)
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PSA_INIT();
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TEST_ASSERT(test_psa_bridge(&ctx, PSA_KEY_USAGE_DERIVE));
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if (pk_can_ecdsa(&ctx)) {
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TEST_ASSERT(test_psa_bridge(&ctx, PSA_KEY_USAGE_SIGN_HASH));
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TEST_ASSERT(test_psa_bridge(&ctx, PSA_KEY_USAGE_SIGN_MESSAGE));
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TEST_ASSERT(test_psa_bridge(&ctx, PSA_KEY_USAGE_VERIFY_HASH));
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TEST_ASSERT(test_psa_bridge(&ctx, PSA_KEY_USAGE_VERIFY_MESSAGE));
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}
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#endif
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}
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exit:
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mbedtls_pk_free(&ctx);
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PSA_DONE();
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}
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/* END_CASE */
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/* BEGIN_CASE */
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void pk_parse_key(data_t *buf, int result)
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{
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mbedtls_pk_context pk;
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mbedtls_pk_init(&pk);
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USE_PSA_INIT();
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TEST_ASSERT(mbedtls_pk_parse_key(&pk, buf->x, buf->len, NULL, 0,
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mbedtls_test_rnd_std_rand, NULL) == result);
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exit:
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mbedtls_pk_free(&pk);
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USE_PSA_DONE();
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}
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/* END_CASE */
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/* BEGIN_CASE depends_on:MBEDTLS_TEST_HOOKS:HAVE_mbedtls_pk_parse_key_pkcs8_encrypted_der */
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void pk_parse_key_encrypted(data_t *buf, data_t *pass, int result)
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{
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mbedtls_pk_context pk;
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mbedtls_pk_init(&pk);
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USE_PSA_INIT();
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TEST_EQUAL(mbedtls_pk_parse_key_pkcs8_encrypted_der(&pk, buf->x, buf->len,
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pass->x, pass->len,
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mbedtls_test_rnd_std_rand,
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NULL), result);
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exit:
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mbedtls_pk_free(&pk);
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USE_PSA_DONE();
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}
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/* END_CASE */
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/* BEGIN_CASE depends_on:MBEDTLS_PK_HAVE_ECC_KEYS:MBEDTLS_PK_WRITE_C */
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void pk_parse_fix_montgomery(data_t *input_key, data_t *exp_output)
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{
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/* Montgomery keys have specific bits set to either 0 or 1 depending on
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* their position. This is enforced during parsing (please see the implementation
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* of mbedtls_ecp_read_key() for more details). The scope of this function
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* is to verify this enforcing by feeding the parse algorithm with a x25519
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* key which does not have those bits set properly. */
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mbedtls_pk_context pk;
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unsigned char *output_key = NULL;
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size_t output_key_len = 0;
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mbedtls_pk_init(&pk);
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USE_PSA_INIT();
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TEST_EQUAL(mbedtls_pk_parse_key(&pk, input_key->x, input_key->len, NULL, 0,
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mbedtls_test_rnd_std_rand, NULL), 0);
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output_key_len = input_key->len;
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TEST_CALLOC(output_key, output_key_len);
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/* output_key_len is updated with the real amount of data written to
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* output_key buffer. */
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output_key_len = mbedtls_pk_write_key_der(&pk, output_key, output_key_len);
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TEST_ASSERT(output_key_len > 0);
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TEST_MEMORY_COMPARE(exp_output->x, exp_output->len, output_key, output_key_len);
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exit:
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if (output_key != NULL) {
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mbedtls_free(output_key);
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}
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mbedtls_pk_free(&pk);
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USE_PSA_DONE();
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}
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/* END_CASE */
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