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Diffstat (limited to '')
| -rw-r--r-- | tests/pkcs11/pkcs11-eddsa-privkey-test.c | 299 |
1 files changed, 299 insertions, 0 deletions
diff --git a/tests/pkcs11/pkcs11-eddsa-privkey-test.c b/tests/pkcs11/pkcs11-eddsa-privkey-test.c new file mode 100644 index 0000000..ebbfe52 --- /dev/null +++ b/tests/pkcs11/pkcs11-eddsa-privkey-test.c @@ -0,0 +1,299 @@ +/* + * Copyright (C) 2018 Red Hat, Inc. + * + * Author: Nikos Mavrogiannopoulos, Simo Sorce + * + * This file is part of GnuTLS. + * + * GnuTLS is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 3 of the License, or + * (at your option) any later version. + * + * GnuTLS is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public License + * along with this program. If not, see <https://www.gnu.org/licenses/> + */ + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif + +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <assert.h> +#include <unistd.h> + +#include <gnutls/gnutls.h> +#include <gnutls/x509.h> +#include <gnutls/abstract.h> + +#include "../utils.h" +#include "softhsm.h" + +#define CONFIG_NAME "softhsm-privkey-eddsa-test" +#define CONFIG CONFIG_NAME".config" + +/* Tests whether signing with PKCS#11 and EDDSA would + * generate valid signatures */ + +#include "../cert-common.h" + +#define PIN "1234" + +static const gnutls_datum_t testdata = { (void *)"test test", 9 }; + +static void tls_log_func(int level, const char *str) +{ + fprintf(stderr, "|<%d>| %s", level, str); +} + +static +int pin_func(void *userdata, int attempt, const char *url, const char *label, + unsigned flags, char *pin, size_t pin_max) +{ + if (attempt == 0) { + strcpy(pin, PIN); + return 0; + } + return -1; +} + +#define myfail(fmt, ...) \ + fail("%s (iter %d): "fmt, gnutls_sign_get_name(sigalgo), i, ##__VA_ARGS__) + +static unsigned verify_eddsa_presence(void) +{ + unsigned i; + unsigned long mechanism; + int ret; + + i = 0; + do { + ret = gnutls_pkcs11_token_get_mechanism("pkcs11:", i++, &mechanism); + if (ret >= 0 && mechanism == 0x1057 /* CKM_EDDSA */) + return 1; + } while(ret>=0); + + return 0; +} + +void doit(void) +{ + char buf[128]; + int ret; + const char *lib, *bin; + gnutls_x509_crt_t crt; + gnutls_x509_privkey_t key; + gnutls_datum_t tmp, sig; + gnutls_privkey_t pkey; + gnutls_pubkey_t pubkey; + gnutls_pubkey_t pubkey2; + gnutls_pubkey_t pubkey3; + gnutls_pubkey_t pubkey4; + unsigned i, sigalgo; + + bin = softhsm_bin(); + + lib = softhsm_lib(); + + ret = global_init(); + if (ret != 0) { + fail("%d: %s\n", ret, gnutls_strerror(ret)); + } + + if (gnutls_fips140_mode_enabled()) { + gnutls_global_deinit(); + return; + } + + gnutls_pkcs11_set_pin_function(pin_func, NULL); + gnutls_global_set_log_function(tls_log_func); + if (debug) + gnutls_global_set_log_level(4711); + + set_softhsm_conf(CONFIG); + snprintf(buf, sizeof(buf), + "%s --init-token --slot 0 --label test --so-pin " PIN " --pin " + PIN, bin); + system(buf); + + ret = gnutls_pkcs11_add_provider(lib, NULL); + if (ret < 0) { + fail("gnutls_x509_crt_init: %s\n", gnutls_strerror(ret)); + } + + if (verify_eddsa_presence() == 0) { + fprintf(stderr, "Skipping test as no EDDSA mech is supported\n"); + exit(77); + } + + ret = gnutls_x509_crt_init(&crt); + if (ret < 0) + fail("gnutls_x509_crt_init: %s\n", gnutls_strerror(ret)); + + ret = + gnutls_x509_crt_import(crt, &server_ca3_eddsa_cert, + GNUTLS_X509_FMT_PEM); + if (ret < 0) + fail("gnutls_x509_crt_import: %s\n", gnutls_strerror(ret)); + + if (debug) { + gnutls_x509_crt_print(crt, GNUTLS_CRT_PRINT_ONELINE, &tmp); + + printf("\tCertificate: %.*s\n", tmp.size, tmp.data); + gnutls_free(tmp.data); + } + + ret = gnutls_x509_privkey_init(&key); + if (ret < 0) { + fail("gnutls_x509_privkey_init: %s\n", gnutls_strerror(ret)); + } + + ret = + gnutls_x509_privkey_import(key, &server_ca3_eddsa_key, + GNUTLS_X509_FMT_PEM); + if (ret < 0) { + fail("gnutls_x509_privkey_import: %s\n", gnutls_strerror(ret)); + } + + /* initialize softhsm token */ + ret = gnutls_pkcs11_token_init(SOFTHSM_URL, PIN, "test"); + if (ret < 0) { + fail("gnutls_pkcs11_token_init: %s\n", gnutls_strerror(ret)); + } + + ret = + gnutls_pkcs11_token_set_pin(SOFTHSM_URL, NULL, PIN, + GNUTLS_PIN_USER); + if (ret < 0) { + fail("gnutls_pkcs11_token_set_pin: %s\n", gnutls_strerror(ret)); + } + + ret = gnutls_pkcs11_copy_x509_crt(SOFTHSM_URL, crt, "cert", + GNUTLS_PKCS11_OBJ_FLAG_MARK_PRIVATE | + GNUTLS_PKCS11_OBJ_FLAG_LOGIN); + if (ret < 0) { + fail("gnutls_pkcs11_copy_x509_crt: %s\n", gnutls_strerror(ret)); + } + + ret = + gnutls_pkcs11_copy_x509_privkey(SOFTHSM_URL, key, "cert", + GNUTLS_KEY_DIGITAL_SIGNATURE | + GNUTLS_KEY_KEY_ENCIPHERMENT, + GNUTLS_PKCS11_OBJ_FLAG_MARK_PRIVATE + | + GNUTLS_PKCS11_OBJ_FLAG_MARK_SENSITIVE + | GNUTLS_PKCS11_OBJ_FLAG_LOGIN); + if (ret < 0) { + fail("gnutls_pkcs11_copy_x509_privkey: %s\n", + gnutls_strerror(ret)); + } + + /* Write pubkey to the card too */ + assert(gnutls_pubkey_init(&pubkey) == 0); + assert(gnutls_pubkey_import_x509(pubkey, crt, 0) == 0); + + ret = gnutls_pkcs11_copy_pubkey(SOFTHSM_URL, pubkey, "cert", NULL, + GNUTLS_KEY_DIGITAL_SIGNATURE | + GNUTLS_KEY_KEY_ENCIPHERMENT, 0); + if (ret < 0) { + fail("gnutls_pkcs11_copy_pubkey: %s\n", + gnutls_strerror(ret)); + } + + gnutls_x509_crt_deinit(crt); + gnutls_x509_privkey_deinit(key); + gnutls_pubkey_deinit(pubkey); + gnutls_pkcs11_set_pin_function(NULL, NULL); + + assert(gnutls_privkey_init(&pkey) == 0); + + ret = + gnutls_privkey_import_pkcs11_url(pkey, + SOFTHSM_URL + ";object=cert;object-type=private;pin-value=" + PIN); + if (ret < 0) { + fail("error in gnutls_privkey_import_pkcs11_url: %s\n", gnutls_strerror(ret)); + } + + /* Try to read the public key with public key URI */ + assert(gnutls_pubkey_init(&pubkey3) == 0); + + + ret = + gnutls_pubkey_import_pkcs11_url(pubkey3, + SOFTHSM_URL + ";object=cert;object-type=public;pin-value=" + PIN, 0); + if (ret < 0) { + fail("error in gnutls_pubkey_import_pkcs11_url: %s\n", gnutls_strerror(ret)); + } + + /* Try to read the public key with certificate URI */ + assert(gnutls_pubkey_init(&pubkey4) == 0); + + ret = + gnutls_pubkey_import_pkcs11_url(pubkey4, + SOFTHSM_URL + ";object=cert;object-type=cert;pin-value=" + PIN, 0); + if (ret < 0) { + fail("error in gnutls_pubkey_import_pkcs11_url: %s\n", gnutls_strerror(ret)); + } + + assert(gnutls_pubkey_init(&pubkey) == 0); + assert(gnutls_pubkey_import_privkey(pubkey, pkey, 0, 0) == 0); + + assert(gnutls_pubkey_init(&pubkey2) == 0); + assert(gnutls_pubkey_import_x509_raw + (pubkey2, &server_ca3_eddsa_cert, GNUTLS_X509_FMT_PEM, 0) == 0); + + /* this is the algorithm supported by the certificate */ + sigalgo = GNUTLS_SIGN_EDDSA_ED25519; + + for (i = 0; i < 20; i++) { + /* check whether privkey and pubkey are operational + * by signing and verifying */ + ret = + gnutls_privkey_sign_data2(pkey, sigalgo, 0, + &testdata, &sig); + if (ret < 0) + myfail("Error signing data %s\n", gnutls_strerror(ret)); + + /* verify against the pubkey in PKCS #11 */ + ret = + gnutls_pubkey_verify_data2(pubkey, sigalgo, 0, + &testdata, &sig); + if (ret < 0) + myfail("Error verifying data1: %s\n", + gnutls_strerror(ret)); + + /* verify against the raw pubkey */ + ret = + gnutls_pubkey_verify_data2(pubkey2, sigalgo, 0, + &testdata, &sig); + if (ret < 0) + myfail("Error verifying data2: %s\n", + gnutls_strerror(ret)); + + gnutls_free(sig.data); + } + + /* TODO is there any sensible way to check the pubkeys are the same? */ + gnutls_pubkey_deinit(pubkey4); + gnutls_pubkey_deinit(pubkey3); + gnutls_pubkey_deinit(pubkey2); + gnutls_pubkey_deinit(pubkey); + gnutls_privkey_deinit(pkey); + + gnutls_global_deinit(); + + remove(CONFIG); +} |