#include "config.h" #define LIBSSH_STATIC #include "pki.c" #include "torture.h" #include "torture_key.h" #include "torture_pki.h" #include #include #define LIBSSH_ED25519_TESTKEY "libssh_testkey.id_ed25519" #define LIBSSH_ED25519_TESTKEY_PASSPHRASE "libssh_testkey_passphrase.id_ed25519" const char template[] = "temp_dir_XXXXXX"; const unsigned char HASH[] = "12345678901234567890"; const uint8_t ref_signature[ED25519_SIG_LEN]= "\xbb\x8d\x55\x9f\x06\x14\x39\x24\xb4\xe1\x5a\x57\x3d\x9d\xbe\x22" "\x1b\xc1\x32\xd5\x55\x16\x00\x64\xce\xb4\xc3\xd2\xe3\x6f\x5e\x8d" "\x10\xa3\x18\x93\xdf\xa4\x96\x81\x11\x8e\x1e\x26\x14\x8a\x08\x1b" "\x01\x6a\x60\x59\x9c\x4a\x55\xa3\x16\x56\xf6\xc4\x50\x42\x7f\x03"; struct pki_st { char *cwd; char *temp_dir; }; static int setup_ed25519_key(void **state) { const char *keystring = NULL; struct pki_st *test_state = NULL; char *cwd = NULL; char *tmp_dir = NULL; int rc = 0; test_state = (struct pki_st *)malloc(sizeof(struct pki_st)); assert_non_null(test_state); cwd = torture_get_current_working_dir(); assert_non_null(cwd); tmp_dir = torture_make_temp_dir(template); assert_non_null(tmp_dir); test_state->cwd = cwd; test_state->temp_dir = tmp_dir; *state = test_state; rc = torture_change_dir(tmp_dir); assert_int_equal(rc, 0); printf("Changed directory to: %s\n", tmp_dir); keystring = torture_get_openssh_testkey(SSH_KEYTYPE_ED25519, 0); torture_write_file(LIBSSH_ED25519_TESTKEY, keystring); keystring = torture_get_openssh_testkey(SSH_KEYTYPE_ED25519, 1); torture_write_file(LIBSSH_ED25519_TESTKEY_PASSPHRASE, keystring); torture_write_file(LIBSSH_ED25519_TESTKEY ".pub", torture_get_testkey_pub(SSH_KEYTYPE_ED25519)); torture_write_file(LIBSSH_ED25519_TESTKEY "-cert.pub", torture_get_testkey_pub(SSH_KEYTYPE_ED25519_CERT01)); return 0; } static int teardown(void **state) { struct pki_st *test_state = NULL; int rc = 0; test_state = *((struct pki_st **)state); assert_non_null(test_state); assert_non_null(test_state->cwd); assert_non_null(test_state->temp_dir); rc = torture_change_dir(test_state->cwd); assert_int_equal(rc, 0); rc = torture_rmdirs(test_state->temp_dir); assert_int_equal(rc, 0); SAFE_FREE(test_state->temp_dir); SAFE_FREE(test_state->cwd); SAFE_FREE(test_state); return 0; } static void torture_pki_ed25519_import_pubkey_file(void **state) { ssh_key pubkey = NULL; int rc; (void)state; /* The key doesn't have the hostname as comment after the key */ rc = ssh_pki_import_pubkey_file(LIBSSH_ED25519_TESTKEY ".pub", &pubkey); assert_return_code(rc, errno); assert_non_null(pubkey); SSH_KEY_FREE(pubkey); } static void torture_pki_ed25519_import_pubkey_from_openssh_privkey(void **state) { ssh_key pubkey = NULL; int rc; (void)state; /* The key doesn't have the hostname as comment after the key */ rc = ssh_pki_import_pubkey_file(LIBSSH_ED25519_TESTKEY_PASSPHRASE, &pubkey); assert_return_code(rc, errno); assert_non_null(pubkey); SSH_KEY_FREE(pubkey); } static void torture_pki_ed25519_import_privkey_base64(void **state) { int rc; char *key_str = NULL; ssh_key key = NULL; const char *passphrase = torture_get_testkey_passphrase(); enum ssh_keytypes_e type; (void) state; /* unused */ key_str = torture_pki_read_file(LIBSSH_ED25519_TESTKEY); assert_non_null(key_str); rc = ssh_pki_import_privkey_base64(key_str, passphrase, NULL, NULL, &key); assert_true(rc == 0); assert_non_null(key); type = ssh_key_type(key); assert_true(type == SSH_KEYTYPE_ED25519); rc = ssh_key_is_private(key); assert_true(rc == 1); rc = ssh_key_is_public(key); assert_true(rc == 1); free(key_str); SSH_KEY_FREE(key); } static void torture_pki_ed25519_import_privkey_base64_comment(void **state) { int rc, file_str_len; const char *comment_str = "#this is line-comment\n#this is another\n"; char *key_str = NULL, *file_str = NULL; ssh_key key = NULL; const char *passphrase = torture_get_testkey_passphrase(); enum ssh_keytypes_e type; (void) state; /* unused */ key_str = torture_pki_read_file(LIBSSH_ED25519_TESTKEY); assert_non_null(key_str); file_str_len = strlen(comment_str) + strlen(key_str) + 1; file_str = malloc(file_str_len); assert_non_null(file_str); rc = snprintf(file_str, file_str_len, "%s%s", comment_str, key_str); assert_int_equal(rc, file_str_len - 1); rc = ssh_pki_import_privkey_base64(file_str, passphrase, NULL, NULL, &key); assert_true(rc == 0); assert_non_null(key); type = ssh_key_type(key); assert_true(type == SSH_KEYTYPE_ED25519); rc = ssh_key_is_private(key); assert_true(rc == 1); rc = ssh_key_is_public(key); assert_true(rc == 1); free(key_str); free(file_str); SSH_KEY_FREE(key); } static void torture_pki_ed25519_import_privkey_base64_whitespace(void **state) { int rc, file_str_len; const char *whitespace_str = " \n\t\t\t\t\t\n\n\n\n\n"; char *key_str = NULL, *file_str = NULL; ssh_key key = NULL; const char *passphrase = torture_get_testkey_passphrase(); enum ssh_keytypes_e type; (void) state; /* unused */ key_str = torture_pki_read_file(LIBSSH_ED25519_TESTKEY); assert_non_null(key_str); file_str_len = strlen(whitespace_str) + strlen(key_str) + 1; file_str = malloc(file_str_len); assert_non_null(file_str); rc = snprintf(file_str, file_str_len, "%s%s", whitespace_str, key_str); assert_int_equal(rc, file_str_len - 1); rc = ssh_pki_import_privkey_base64(file_str, passphrase, NULL, NULL, &key); assert_true(rc == 0); assert_non_null(key); type = ssh_key_type(key); assert_true(type == SSH_KEYTYPE_ED25519); rc = ssh_key_is_private(key); assert_true(rc == 1); rc = ssh_key_is_public(key); assert_true(rc == 1); free(key_str); free(file_str); SSH_KEY_FREE(key); } static void torture_pki_ed25519_import_export_privkey_base64(void **state) { char *b64_key = NULL; ssh_key key = NULL; const char *passphrase = torture_get_testkey_passphrase(); enum ssh_keytypes_e type; int rc; (void) state; /* unused */ rc = ssh_pki_import_privkey_base64(torture_get_openssh_testkey(SSH_KEYTYPE_ED25519, false), passphrase, NULL, NULL, &key); assert_return_code(rc, errno); assert_non_null(key); type = ssh_key_type(key); assert_int_equal(type, SSH_KEYTYPE_ED25519); rc = ssh_key_is_private(key); assert_int_equal(rc, 1); rc = ssh_pki_export_privkey_base64(key, passphrase, NULL, NULL, &b64_key); assert_return_code(rc, errno); assert_non_null(b64_key); SSH_KEY_FREE(key); rc = ssh_pki_import_privkey_base64(b64_key, passphrase, NULL, NULL, &key); assert_return_code(rc, errno); assert_non_null(key); type = ssh_key_type(key); assert_int_equal(type, SSH_KEYTYPE_ED25519); rc = ssh_key_is_private(key); assert_int_equal(rc, 1); SSH_STRING_FREE_CHAR(b64_key); SSH_KEY_FREE(key); } static void torture_pki_ed25519_publickey_from_privatekey(void **state) { int rc; ssh_key key = NULL; ssh_key pubkey = NULL; const char *passphrase = NULL; const char *keystring = NULL; (void) state; /* unused */ keystring = torture_get_openssh_testkey(SSH_KEYTYPE_ED25519, 0); rc = ssh_pki_import_privkey_base64(keystring, passphrase, NULL, NULL, &key); assert_true(rc == 0); assert_non_null(key); rc = ssh_key_is_private(key); assert_true(rc == 1); rc = ssh_pki_export_privkey_to_pubkey(key, &pubkey); assert_true(rc == SSH_OK); assert_non_null(pubkey); SSH_KEY_FREE(key); SSH_KEY_FREE(pubkey); } static void torture_pki_ed25519_import_cert_file(void **state) { int rc; ssh_key cert = NULL; enum ssh_keytypes_e type; (void) state; /* unused */ /* Importing public key as cert should fail */ rc = ssh_pki_import_cert_file(LIBSSH_ED25519_TESTKEY ".pub", &cert); assert_int_equal(rc, SSH_ERROR); assert_null(cert); rc = ssh_pki_import_cert_file(LIBSSH_ED25519_TESTKEY "-cert.pub", &cert); assert_true(rc == 0); assert_non_null(cert); type = ssh_key_type(cert); assert_true(type == SSH_KEYTYPE_ED25519_CERT01); rc = ssh_key_is_public(cert); assert_true(rc == 1); SSH_KEY_FREE(cert); } static void torture_pki_ed25519_publickey_base64(void **state) { enum ssh_keytypes_e type; char *b64_key = NULL, *key_buf = NULL, *p = NULL; const char *q = NULL; ssh_key key = NULL; int rc; (void) state; /* unused */ key_buf = strdup(torture_get_testkey_pub(SSH_KEYTYPE_ED25519)); assert_non_null(key_buf); q = p = key_buf; while (p != NULL && *p != '\0' && *p != ' ') p++; if (p != NULL) { *p = '\0'; } type = ssh_key_type_from_name(q); assert_true(type == SSH_KEYTYPE_ED25519); q = ++p; while (p != NULL && *p != '\0' && *p != ' ') p++; if (p != NULL) { *p = '\0'; } rc = ssh_pki_import_pubkey_base64(q, type, &key); assert_true(rc == 0); assert_non_null(key); rc = ssh_pki_export_pubkey_base64(key, &b64_key); assert_true(rc == 0); assert_non_null(b64_key); assert_string_equal(q, b64_key); free(b64_key); free(key_buf); SSH_KEY_FREE(key); } static void torture_pki_ed25519_generate_pubkey_from_privkey(void **state) { char pubkey_generated[4096] = {0}; ssh_key privkey = NULL; ssh_key pubkey = NULL; int rc; int len; (void) state; /* unused */ /* remove the public key, generate it from the private key and write it. */ unlink(LIBSSH_ED25519_TESTKEY ".pub"); rc = ssh_pki_import_privkey_file(LIBSSH_ED25519_TESTKEY, NULL, NULL, NULL, &privkey); assert_true(rc == 0); rc = ssh_pki_export_privkey_to_pubkey(privkey, &pubkey); assert_true(rc == SSH_OK); assert_non_null(pubkey); rc = ssh_pki_export_pubkey_file(pubkey, LIBSSH_ED25519_TESTKEY ".pub"); assert_true(rc == 0); rc = torture_read_one_line(LIBSSH_ED25519_TESTKEY ".pub", pubkey_generated, sizeof(pubkey_generated)); assert_true(rc == 0); len = torture_pubkey_len(torture_get_testkey_pub(SSH_KEYTYPE_ED25519)); assert_memory_equal(torture_get_testkey_pub(SSH_KEYTYPE_ED25519), pubkey_generated, len); SSH_KEY_FREE(privkey); SSH_KEY_FREE(pubkey); } static void torture_pki_ed25519_generate_key(void **state) { int rc; ssh_key key = NULL, pubkey = NULL; ssh_signature sign = NULL; enum ssh_keytypes_e type = SSH_KEYTYPE_UNKNOWN; const char *type_char = NULL; ssh_session session=ssh_new(); uint8_t *raw_sig_data = NULL; (void) state; /* Skip test if in FIPS mode */ if (ssh_fips_mode()) { skip(); } assert_non_null(session); rc = ssh_pki_generate(SSH_KEYTYPE_ED25519, 256, &key); assert_true(rc == SSH_OK); assert_non_null(key); rc = ssh_pki_export_privkey_to_pubkey(key, &pubkey); assert_int_equal(rc, SSH_OK); assert_non_null(pubkey); sign = pki_do_sign(key, HASH, 20, SSH_DIGEST_AUTO); assert_non_null(sign); rc = ssh_pki_signature_verify(session, sign, pubkey, HASH, 20); assert_true(rc == SSH_OK); type = ssh_key_type(key); assert_true(type == SSH_KEYTYPE_ED25519); type_char = ssh_key_type_to_char(type); assert_true(strcmp(type_char, "ssh-ed25519") == 0); /* try an invalid signature */ #ifdef HAVE_LIBCRYPTO raw_sig_data = ssh_string_data(sign->raw_sig); #else raw_sig_data = (uint8_t *)sign->ed25519_sig; #endif assert_non_null(raw_sig_data); (raw_sig_data)[3]^= 0xff; rc = ssh_pki_signature_verify(session, sign, pubkey, HASH, 20); assert_true(rc == SSH_ERROR); ssh_signature_free(sign); SSH_KEY_FREE(key); SSH_KEY_FREE(pubkey); ssh_free(session); } static void torture_pki_ed25519_cert_verify(void **state) { int rc; ssh_key privkey = NULL, cert = NULL; ssh_signature sign = NULL; ssh_session session=ssh_new(); (void) state; /* Skip test if in FIPS mode */ if (ssh_fips_mode()) { skip(); } assert_non_null(session); rc = ssh_pki_import_privkey_file(LIBSSH_ED25519_TESTKEY, NULL, NULL, NULL, &privkey); assert_true(rc == 0); assert_non_null(privkey); rc = ssh_pki_import_cert_file(LIBSSH_ED25519_TESTKEY "-cert.pub", &cert); assert_true(rc == 0); assert_non_null(cert); sign = pki_do_sign(privkey, HASH, 20, SSH_DIGEST_AUTO); assert_non_null(sign); rc = ssh_pki_signature_verify(session, sign, cert, HASH, 20); assert_true(rc == SSH_OK); ssh_signature_free(sign); SSH_KEY_FREE(privkey); SSH_KEY_FREE(cert); ssh_free(session); } static void torture_pki_ed25519_write_privkey_format(void **state, enum ssh_file_format_e format) { ssh_key origkey = NULL; ssh_key privkey = NULL; int rc; (void)state; /* unused */ /* Skip test if in FIPS mode */ if (ssh_fips_mode()) { skip(); } rc = ssh_pki_import_privkey_file(LIBSSH_ED25519_TESTKEY, NULL, NULL, NULL, &origkey); assert_int_equal(rc, 0); assert_non_null(origkey); unlink(LIBSSH_ED25519_TESTKEY); rc = ssh_pki_export_privkey_file_format(origkey, NULL, NULL, NULL, LIBSSH_ED25519_TESTKEY, format); assert_int_equal(rc, 0); rc = ssh_pki_import_privkey_file(LIBSSH_ED25519_TESTKEY, NULL, NULL, NULL, &privkey); assert_int_equal(rc, 0); assert_non_null(privkey); rc = ssh_key_cmp(origkey, privkey, SSH_KEY_CMP_PRIVATE); assert_int_equal(rc, 0); unlink(LIBSSH_ED25519_TESTKEY); SSH_KEY_FREE(privkey); /* do the same with passphrase */ rc = ssh_pki_export_privkey_file_format(origkey, torture_get_testkey_passphrase(), NULL, NULL, LIBSSH_ED25519_TESTKEY, format); assert_int_equal(rc, 0); /* Opening passphrase protected key will prompt for the pin interactively, * which would hang in the test */ if (format != SSH_FILE_FORMAT_PEM) { rc = ssh_pki_import_privkey_file(LIBSSH_ED25519_TESTKEY, NULL, NULL, NULL, &privkey); /* opening without passphrase should fail */ assert_int_equal(rc, SSH_ERROR); } rc = ssh_pki_import_privkey_file(LIBSSH_ED25519_TESTKEY, torture_get_testkey_passphrase(), NULL, NULL, &privkey); assert_int_equal(rc, 0); assert_non_null(privkey); rc = ssh_key_cmp(origkey, privkey, SSH_KEY_CMP_PRIVATE); assert_int_equal(rc, 0); unlink(LIBSSH_ED25519_TESTKEY); SSH_KEY_FREE(origkey); SSH_KEY_FREE(privkey); /* Test with passphrase */ rc = ssh_pki_import_privkey_file(LIBSSH_ED25519_TESTKEY_PASSPHRASE, torture_get_testkey_passphrase(), NULL, NULL, &origkey); assert_int_equal(rc, 0); assert_non_null(origkey); unlink(LIBSSH_ED25519_TESTKEY_PASSPHRASE); rc = ssh_pki_export_privkey_file_format(origkey, torture_get_testkey_passphrase(), NULL, NULL, LIBSSH_ED25519_TESTKEY_PASSPHRASE, format); assert_int_equal(rc, 0); /* Test with invalid passphrase */ rc = ssh_pki_import_privkey_file(LIBSSH_ED25519_TESTKEY_PASSPHRASE, "invalid secret", NULL, NULL, &privkey); assert_int_equal(rc, SSH_ERROR); rc = ssh_pki_import_privkey_file(LIBSSH_ED25519_TESTKEY_PASSPHRASE, torture_get_testkey_passphrase(), NULL, NULL, &privkey); assert_int_equal(rc, 0); assert_non_null(privkey); rc = ssh_key_cmp(origkey, privkey, SSH_KEY_CMP_PRIVATE); assert_int_equal(rc, 0); SSH_KEY_FREE(origkey); SSH_KEY_FREE(privkey); } static void torture_pki_ed25519_write_privkey(void **state) { torture_pki_ed25519_write_privkey_format(state, SSH_FILE_FORMAT_DEFAULT); } #ifdef HAVE_LIBCRYPTO static void torture_pki_ed25519_write_privkey_pem(void **state) { torture_pki_ed25519_write_privkey_format(state, SSH_FILE_FORMAT_PEM); } static void torture_pki_ed25519_write_privkey_openssh(void **state) { torture_pki_ed25519_write_privkey_format(state, SSH_FILE_FORMAT_OPENSSH); } #endif static void torture_pki_ed25519_sign(void **state) { ssh_key privkey = NULL; ssh_signature sig = NULL; ssh_string blob = NULL; const char *keystring = NULL; int rc; /* Skip test if in FIPS mode */ if (ssh_fips_mode()) { skip(); } (void)state; keystring = torture_get_openssh_testkey(SSH_KEYTYPE_ED25519, 0); rc = ssh_pki_import_privkey_base64(keystring, NULL, NULL, NULL, &privkey); assert_true(rc == SSH_OK); assert_non_null(privkey); sig = pki_do_sign(privkey, HASH, sizeof(HASH), SSH_DIGEST_AUTO); assert_non_null(sig); blob = pki_signature_to_blob(sig); assert_non_null(blob); assert_int_equal(ssh_string_len(blob), sizeof(ref_signature)); assert_memory_equal(ssh_string_data(blob), ref_signature, sizeof(ref_signature)); ssh_signature_free(sig); SSH_KEY_FREE(privkey); SSH_STRING_FREE(blob); } static void torture_pki_ed25519_sign_openssh_privkey_passphrase(void **state) { ssh_key privkey = NULL; ssh_signature sig = NULL; ssh_string blob = NULL; const char *keystring = NULL; int rc; /* Skip test if in FIPS mode */ if (ssh_fips_mode()) { skip(); } (void)state; keystring = torture_get_openssh_testkey(SSH_KEYTYPE_ED25519, 1); rc = ssh_pki_import_privkey_base64(keystring, torture_get_testkey_passphrase(), NULL, NULL, &privkey); assert_true(rc == SSH_OK); assert_non_null(privkey); sig = pki_do_sign(privkey, HASH, sizeof(HASH), SSH_DIGEST_AUTO); assert_non_null(sig); blob = pki_signature_to_blob(sig); assert_non_null(blob); assert_int_equal(ssh_string_len(blob), sizeof(ref_signature)); assert_memory_equal(ssh_string_data(blob), ref_signature, sizeof(ref_signature)); ssh_signature_free(sig); SSH_KEY_FREE(privkey); SSH_STRING_FREE(blob); } #ifdef HAVE_LIBCRYPTO static void torture_pki_ed25519_sign_pkcs8_privkey(void **state) { ssh_key privkey = NULL; ssh_signature sig = NULL; ssh_string blob = NULL; const char *keystring = NULL; int rc; /* Skip test if in FIPS mode */ if (ssh_fips_mode()) { skip(); } (void)state; keystring = torture_get_testkey(SSH_KEYTYPE_ED25519, 0); rc = ssh_pki_import_privkey_base64(keystring, NULL, NULL, NULL, &privkey); assert_true(rc == SSH_OK); assert_non_null(privkey); sig = pki_do_sign(privkey, HASH, sizeof(HASH), SSH_DIGEST_AUTO); assert_non_null(sig); blob = pki_signature_to_blob(sig); assert_non_null(blob); assert_int_equal(ssh_string_len(blob), sizeof(ref_signature)); assert_memory_equal(ssh_string_data(blob), ref_signature, sizeof(ref_signature)); ssh_signature_free(sig); SSH_KEY_FREE(privkey); SSH_STRING_FREE(blob); } static void torture_pki_ed25519_sign_pkcs8_privkey_passphrase(void **state) { ssh_key privkey = NULL; ssh_signature sig = NULL; ssh_string blob = NULL; const char *keystring = NULL; int rc; /* Skip test if in FIPS mode */ if (ssh_fips_mode()) { skip(); } (void)state; keystring = torture_get_testkey(SSH_KEYTYPE_ED25519, 1); rc = ssh_pki_import_privkey_base64(keystring, torture_get_testkey_passphrase(), NULL, NULL, &privkey); assert_true(rc == SSH_OK); assert_non_null(privkey); sig = pki_do_sign(privkey, HASH, sizeof(HASH), SSH_DIGEST_AUTO); assert_non_null(sig); blob = pki_signature_to_blob(sig); assert_non_null(blob); assert_int_equal(ssh_string_len(blob), sizeof(ref_signature)); assert_memory_equal(ssh_string_data(blob), ref_signature, sizeof(ref_signature)); ssh_signature_free(sig); SSH_KEY_FREE(privkey); SSH_STRING_FREE(blob); } #endif /* HAVE_LIBCRYPTO */ static void torture_pki_ed25519_verify(void **state){ ssh_key pubkey = NULL; ssh_signature sig = NULL; ssh_session session = NULL; ssh_string blob = ssh_string_new(ED25519_SIG_LEN); char *pkey_ptr = strdup(strchr(torture_get_testkey_pub(SSH_KEYTYPE_ED25519), ' ') + 1); char *ptr = NULL; uint8_t *raw_sig_data = NULL; int rc; (void) state; /* Skip test if in FIPS mode */ if (ssh_fips_mode()) { skip(); } session = ssh_new(); assert_non_null(session); /* remove trailing comment */ ptr = strchr(pkey_ptr, ' '); if(ptr != NULL){ *ptr = '\0'; } rc = ssh_pki_import_pubkey_base64(pkey_ptr, SSH_KEYTYPE_ED25519, &pubkey); assert_true(rc == SSH_OK); assert_non_null(pubkey); rc = ssh_string_fill(blob, ref_signature, ED25519_SIG_LEN); assert_int_equal(rc, 0); sig = pki_signature_from_blob(pubkey, blob, SSH_KEYTYPE_ED25519, SSH_DIGEST_AUTO); assert_non_null(sig); rc = ssh_pki_signature_verify(session, sig, pubkey, HASH, sizeof(HASH)); assert_true(rc == SSH_OK); /* Alter signature and expect verification error */ #ifdef HAVE_LIBCRYPTO raw_sig_data = ssh_string_data(sig->raw_sig); #else raw_sig_data = (uint8_t *)sig->ed25519_sig; #endif assert_non_null(raw_sig_data); (raw_sig_data)[3]^= 0xff; rc = ssh_pki_signature_verify(session, sig, pubkey, HASH, sizeof(HASH)); assert_true(rc == SSH_ERROR); ssh_signature_free(sig); SSH_KEY_FREE(pubkey); SSH_STRING_FREE(blob); free(pkey_ptr); ssh_free(session); } static void torture_pki_ed25519_verify_bad(void **state){ ssh_key pubkey = NULL; ssh_signature sig = NULL; ssh_session session = NULL; ssh_string blob = ssh_string_new(ED25519_SIG_LEN); char *pkey_ptr = strdup(strchr(torture_get_testkey_pub(SSH_KEYTYPE_ED25519), ' ') + 1); char *ptr = NULL; int rc; int i; (void) state; /* Skip test if in FIPS mode */ if (ssh_fips_mode()) { skip(); } session = ssh_new(); assert_non_null(session); /* remove trailing comment */ ptr = strchr(pkey_ptr, ' '); if(ptr != NULL){ *ptr = '\0'; } rc = ssh_pki_import_pubkey_base64(pkey_ptr, SSH_KEYTYPE_ED25519, &pubkey); assert_true(rc == SSH_OK); assert_non_null(pubkey); /* alter signature and expect false result */ for (i=0; i < ED25519_SIG_LEN; ++i){ rc = ssh_string_fill(blob, ref_signature, ED25519_SIG_LEN); assert_int_equal(rc, 0); ((uint8_t *)ssh_string_data(blob))[i] ^= 0xff; sig = pki_signature_from_blob(pubkey, blob, SSH_KEYTYPE_ED25519, SSH_DIGEST_AUTO); assert_non_null(sig); rc = ssh_pki_signature_verify(session, sig, pubkey, HASH, sizeof(HASH)); assert_true(rc == SSH_ERROR); ssh_signature_free(sig); } SSH_KEY_FREE(pubkey); SSH_STRING_FREE(blob); free(pkey_ptr); ssh_free(session); } static void torture_pki_ed25519_import_privkey_base64_passphrase(void **state) { int rc; ssh_key key = NULL; const char *passphrase = torture_get_testkey_passphrase(); const char *testkey = NULL; (void) state; /* unused */ /* same for ED25519 */ testkey = torture_get_openssh_testkey(SSH_KEYTYPE_ED25519, 1); rc = ssh_pki_import_privkey_base64(testkey, passphrase, NULL, NULL, &key); assert_true(rc == 0); assert_non_null(key); rc = ssh_key_is_private(key); assert_true(rc == 1); SSH_KEY_FREE(key); /* test if it returns -1 if passphrase is wrong */ rc = ssh_pki_import_privkey_base64(testkey, "wrong passphrase !!", NULL, NULL, &key); assert_true(rc == -1); SSH_KEY_FREE(key); } static void torture_pki_ed25519_privkey_dup(void **state) { const char *passphrase = torture_get_testkey_passphrase(); ssh_key key = NULL; ssh_key dup = NULL; const char *testkey = NULL; int rc; (void) state; /* unused */ testkey = torture_get_openssh_testkey(SSH_KEYTYPE_ED25519, 1); rc = ssh_pki_import_privkey_base64(testkey, passphrase, NULL, NULL, &key); assert_true(rc == 0); assert_non_null(key); rc = ssh_key_is_private(key); assert_true(rc == 1); dup = ssh_key_dup(key); assert_non_null(dup); SSH_KEY_FREE(key); SSH_KEY_FREE(dup); } static void torture_pki_ed25519_pubkey_dup(void **state) { ssh_key pubkey = NULL; ssh_key dup = NULL; const char *p = strchr(torture_get_testkey_pub(SSH_KEYTYPE_ED25519), ' '); char *pub_str = NULL; char *q = NULL; int rc; (void) state; /* unused */ pub_str = strdup(p + 1); assert_non_null(pub_str); q = strchr(pub_str, ' '); assert_non_null(q); *q = '\0'; rc = ssh_pki_import_pubkey_base64(pub_str, SSH_KEYTYPE_ED25519, &pubkey); assert_true(rc == 0); assert_non_null(pubkey); rc = ssh_key_is_public(pubkey); assert_true(rc == 1); dup = ssh_key_dup(pubkey); assert_non_null(dup); rc = ssh_key_is_public(dup); assert_true(rc == 1); SAFE_FREE(pub_str); SSH_KEY_FREE(pubkey); SSH_KEY_FREE(dup); } int torture_run_tests(void) { int rc; struct CMUnitTest tests[] = { cmocka_unit_test_setup_teardown(torture_pki_ed25519_import_pubkey_file, setup_ed25519_key, teardown), cmocka_unit_test_setup_teardown(torture_pki_ed25519_import_pubkey_from_openssh_privkey, setup_ed25519_key, teardown), cmocka_unit_test_setup_teardown(torture_pki_ed25519_import_privkey_base64, setup_ed25519_key, teardown), cmocka_unit_test_setup_teardown(torture_pki_ed25519_import_privkey_base64_comment, setup_ed25519_key, teardown), cmocka_unit_test_setup_teardown(torture_pki_ed25519_import_privkey_base64_whitespace, setup_ed25519_key, teardown), cmocka_unit_test_setup_teardown(torture_pki_ed25519_import_export_privkey_base64, setup_ed25519_key, teardown), cmocka_unit_test_setup_teardown(torture_pki_ed25519_publickey_from_privatekey, setup_ed25519_key, teardown), cmocka_unit_test_setup_teardown(torture_pki_ed25519_import_cert_file, setup_ed25519_key, teardown), cmocka_unit_test_setup_teardown(torture_pki_ed25519_publickey_base64, setup_ed25519_key, teardown), cmocka_unit_test_setup_teardown(torture_pki_ed25519_generate_pubkey_from_privkey, setup_ed25519_key, teardown), cmocka_unit_test(torture_pki_ed25519_generate_key), cmocka_unit_test_setup_teardown(torture_pki_ed25519_cert_verify, setup_ed25519_key, teardown), cmocka_unit_test_setup_teardown(torture_pki_ed25519_write_privkey, setup_ed25519_key, teardown), cmocka_unit_test(torture_pki_ed25519_import_privkey_base64_passphrase), cmocka_unit_test(torture_pki_ed25519_sign), cmocka_unit_test(torture_pki_ed25519_sign_openssh_privkey_passphrase), #ifdef HAVE_LIBCRYPTO cmocka_unit_test(torture_pki_ed25519_sign_pkcs8_privkey), cmocka_unit_test(torture_pki_ed25519_sign_pkcs8_privkey_passphrase), cmocka_unit_test_setup_teardown(torture_pki_ed25519_write_privkey_pem, setup_ed25519_key, teardown), cmocka_unit_test_setup_teardown( torture_pki_ed25519_write_privkey_openssh, setup_ed25519_key, teardown), #endif cmocka_unit_test(torture_pki_ed25519_verify), cmocka_unit_test(torture_pki_ed25519_verify_bad), cmocka_unit_test(torture_pki_ed25519_privkey_dup), cmocka_unit_test(torture_pki_ed25519_pubkey_dup), }; ssh_init(); torture_filter_tests(tests); rc = cmocka_run_group_tests(tests, NULL, NULL); ssh_finalize(); return rc; }