diff options
Diffstat (limited to 'tests/x509-cert-callback.c')
| -rw-r--r-- | tests/x509-cert-callback.c | 407 |
1 files changed, 407 insertions, 0 deletions
diff --git a/tests/x509-cert-callback.c b/tests/x509-cert-callback.c new file mode 100644 index 0000000000..dde39ddff4 --- /dev/null +++ b/tests/x509-cert-callback.c @@ -0,0 +1,407 @@ +/* + * Copyright (C) 2015 Red Hat, Inc. + * + * Author: Nikos Mavrogiannopoulos + * + * 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 General Public License + * along with GnuTLS; if not, write to the Free Software Foundation, + * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA + */ + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif + +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <errno.h> +#include <gnutls/gnutls.h> +#include <gnutls/abstract.h> +#include <gnutls/x509.h> +#include "utils.h" +#include "eagain-common.h" +#include "cert-common.h" + +/* This tests gnutls_certificate_set_x509_key() */ + +const char *side; + +static void tls_log_func(int level, const char *str) +{ + fprintf(stderr, "%s|<%d>| %s", side, level, str); +} + +static gnutls_privkey_t g_pkey = NULL; +static gnutls_pcert_st *g_pcert = NULL; + +static int +cert_callback(gnutls_session_t session, + const gnutls_datum_t * req_ca_rdn, int nreqs, + const gnutls_pk_algorithm_t * sign_algos, + int sign_algos_length, gnutls_pcert_st ** pcert, + unsigned int *pcert_length, gnutls_privkey_t * pkey) +{ + int ret; + gnutls_pcert_st *p; + gnutls_privkey_t lkey; + + if (gnutls_certificate_client_get_request_status(session) == 0) { + fail("gnutls_certificate_client_get_request_status failed\n"); + return -1; + } + + p = gnutls_malloc(sizeof(*p)); + if (p == NULL) + return -1; + + if (g_pkey == NULL) { + ret = + gnutls_pcert_import_x509_raw(p, &cli_ca3_cert, + GNUTLS_X509_FMT_PEM, 0); + if (ret < 0) + return -1; + + ret = gnutls_privkey_init(&lkey); + if (ret < 0) + return -1; + + ret = + gnutls_privkey_import_x509_raw(lkey, &cli_ca3_key, + GNUTLS_X509_FMT_PEM, NULL, + 0); + if (ret < 0) + return -1; + + g_pcert = p; + g_pkey = lkey; + + *pcert = p; + *pcert_length = 1; + *pkey = lkey; + } else { + *pcert = g_pcert; + *pcert_length = 1; + if (gnutls_certificate_client_get_request_status(session) == 0) { + fail("gnutls_certificate_client_get_request_status failed\n"); + return -1; + } + *pkey = g_pkey; + } + + return 0; +} + +static gnutls_privkey_t server_pkey = NULL; +static gnutls_pcert_st *server_pcert = NULL; + +static int +server_cert_callback(gnutls_session_t session, + const gnutls_datum_t * req_ca_rdn, int nreqs, + const gnutls_pk_algorithm_t * sign_algos, + int sign_algos_length, gnutls_pcert_st ** pcert, + unsigned int *pcert_length, gnutls_privkey_t * pkey) +{ + int ret; + gnutls_pcert_st *p; + gnutls_privkey_t lkey; + + p = gnutls_malloc(sizeof(*p)); + if (p == NULL) + return -1; + + if (server_pkey == NULL) { + ret = + gnutls_pcert_import_x509_raw(p, &server_ca3_localhost_cert, + GNUTLS_X509_FMT_PEM, 0); + if (ret < 0) + return -1; + + ret = gnutls_privkey_init(&lkey); + if (ret < 0) + return -1; + + ret = + gnutls_privkey_import_x509_raw(lkey, &server_ca3_key, + GNUTLS_X509_FMT_PEM, NULL, + 0); + if (ret < 0) + return -1; + + server_pcert = p; + server_pkey = lkey; + + *pcert = p; + *pcert_length = 1; + *pkey = lkey; + } else { + *pcert = server_pcert; + *pcert_length = 1; + *pkey = server_pkey; + } + + return 0; +} + +void doit(void) +{ + int exit_code = EXIT_SUCCESS; + int ret; + /* Server stuff. */ + gnutls_certificate_credentials_t serverx509cred; + gnutls_session_t server; + int sret = GNUTLS_E_AGAIN; + /* Client stuff. */ + gnutls_certificate_credentials_t clientx509cred; + gnutls_session_t client; + int cret = GNUTLS_E_AGAIN; + + /* General init. */ + global_init(); + gnutls_global_set_log_function(tls_log_func); + if (debug) + gnutls_global_set_log_level(2); + + /* Init server */ + gnutls_certificate_allocate_credentials(&serverx509cred); + + gnutls_certificate_set_retrieve_function2(serverx509cred, + server_cert_callback); + + gnutls_init(&server, GNUTLS_SERVER); + gnutls_credentials_set(server, GNUTLS_CRD_CERTIFICATE, serverx509cred); + gnutls_priority_set_direct(server, + "NORMAL:-CIPHER-ALL:+AES-128-GCM", NULL); + gnutls_transport_set_push_function(server, server_push); + gnutls_transport_set_pull_function(server, server_pull); + gnutls_transport_set_ptr(server, server); + gnutls_certificate_server_set_request(server, GNUTLS_CERT_REQUEST); + + /* Init client */ + /* Init client */ + ret = gnutls_certificate_allocate_credentials(&clientx509cred); + if (ret < 0) + exit(1); + + ret = + gnutls_certificate_set_x509_trust_mem(clientx509cred, &ca3_cert, + GNUTLS_X509_FMT_PEM); + if (ret < 0) + exit(1); + + gnutls_certificate_set_retrieve_function2(clientx509cred, + cert_callback); + + ret = gnutls_init(&client, GNUTLS_CLIENT); + if (ret < 0) + exit(1); + + ret = gnutls_credentials_set(client, GNUTLS_CRD_CERTIFICATE, + clientx509cred); + if (ret < 0) + exit(1); + + gnutls_priority_set_direct(client, "NORMAL", NULL); + gnutls_transport_set_push_function(client, client_push); + gnutls_transport_set_pull_function(client, client_pull); + gnutls_transport_set_ptr(client, client); + + HANDSHAKE(client, server); + + if (gnutls_certificate_get_ours(client) == NULL) { + fail("client certificate was not sent!\n"); + exit(1); + } + + /* check gnutls_certificate_get_ours() - server side */ + { + const gnutls_datum_t *mcert; + gnutls_datum_t scert; + gnutls_x509_crt_t crt; + + mcert = gnutls_certificate_get_ours(server); + if (mcert == NULL) { + fail("gnutls_certificate_get_ours(): failed\n"); + exit(1); + } + + gnutls_x509_crt_init(&crt); + ret = + gnutls_x509_crt_import(crt, &server_ca3_localhost_cert, + GNUTLS_X509_FMT_PEM); + if (ret < 0) { + fail("gnutls_x509_crt_import: %s\n", + gnutls_strerror(ret)); + exit(1); + } + + ret = gnutls_x509_crt_export2(crt, GNUTLS_X509_FMT_DER, &scert); + if (ret < 0) { + fail("gnutls_x509_crt_export2: %s\n", + gnutls_strerror(ret)); + exit(1); + } + gnutls_x509_crt_deinit(crt); + + if (scert.size != mcert->size + || memcmp(scert.data, mcert->data, mcert->size) != 0) { + fail("gnutls_certificate_get_ours output doesn't match cert\n"); + exit(1); + } + gnutls_free(scert.data); + } + + /* check gnutls_certificate_get_ours() - client side */ + { + const gnutls_datum_t *mcert; + gnutls_datum_t ccert; + gnutls_x509_crt_t crt; + + mcert = gnutls_certificate_get_ours(client); + if (mcert == NULL) { + fail("gnutls_certificate_get_ours(): failed\n"); + exit(1); + } + + gnutls_x509_crt_init(&crt); + ret = + gnutls_x509_crt_import(crt, &cli_ca3_cert, + GNUTLS_X509_FMT_PEM); + if (ret < 0) { + fail("gnutls_x509_crt_import: %s\n", + gnutls_strerror(ret)); + exit(1); + } + + ret = gnutls_x509_crt_export2(crt, GNUTLS_X509_FMT_DER, &ccert); + if (ret < 0) { + fail("gnutls_x509_crt_export2: %s\n", + gnutls_strerror(ret)); + exit(1); + } + gnutls_x509_crt_deinit(crt); + + if (ccert.size != mcert->size + || memcmp(ccert.data, mcert->data, mcert->size) != 0) { + fail("gnutls_certificate_get_ours output doesn't match cert\n"); + exit(1); + } + gnutls_free(ccert.data); + } + + /* check the number of certificates received */ + { + unsigned cert_list_size = 0; + gnutls_typed_vdata_st data[2]; + unsigned status; + + memset(data, 0, sizeof(data)); + + /* check with wrong hostname */ + data[0].type = GNUTLS_DT_DNS_HOSTNAME; + data[0].data = (void *)"localhost1"; + + data[1].type = GNUTLS_DT_KEY_PURPOSE_OID; + data[1].data = (void *)GNUTLS_KP_TLS_WWW_SERVER; + + gnutls_certificate_get_peers(client, &cert_list_size); + if (cert_list_size != 1) { + fprintf(stderr, "received a certificate list of %d!\n", + cert_list_size); + exit(1); + } + + ret = gnutls_certificate_verify_peers(client, data, 2, &status); + if (ret < 0) { + fprintf(stderr, "could not verify certificate: %s\n", + gnutls_strerror(ret)); + exit(1); + } + + if (status == 0) { + fprintf(stderr, "should not have accepted!\n"); + exit(1); + } + + /* check with wrong purpose */ + data[0].type = GNUTLS_DT_DNS_HOSTNAME; + data[0].data = (void *)"localhost"; + + data[1].type = GNUTLS_DT_KEY_PURPOSE_OID; + data[1].data = (void *)GNUTLS_KP_TLS_WWW_CLIENT; + + gnutls_certificate_get_peers(client, &cert_list_size); + if (cert_list_size != 1) { + fprintf(stderr, "received a certificate list of %d!\n", + cert_list_size); + exit(1); + } + + ret = gnutls_certificate_verify_peers(client, data, 2, &status); + if (ret < 0) { + fprintf(stderr, "could not verify certificate: %s\n", + gnutls_strerror(ret)); + exit(1); + } + + if (status == 0) { + fprintf(stderr, "should not have accepted!\n"); + exit(1); + } + + /* check with correct purpose */ + data[0].type = GNUTLS_DT_DNS_HOSTNAME; + data[0].data = (void *)"localhost"; + + data[1].type = GNUTLS_DT_KEY_PURPOSE_OID; + data[1].data = (void *)GNUTLS_KP_TLS_WWW_SERVER; + + ret = gnutls_certificate_verify_peers(client, data, 2, &status); + if (ret < 0) { + fprintf(stderr, "could not verify certificate: %s\n", + gnutls_strerror(ret)); + exit(1); + } + + if (status != 0) { + fprintf(stderr, "could not verify certificate: %.4x\n", + status); + exit(1); + } + } + + if (gnutls_certificate_client_get_request_status(client) == 0) { + fail("gnutls_certificate_client_get_request_status - 2 failed\n"); + exit(1); + } + + gnutls_bye(client, GNUTLS_SHUT_RDWR); + gnutls_bye(server, GNUTLS_SHUT_RDWR); + + gnutls_deinit(client); + gnutls_deinit(server); + + gnutls_certificate_free_credentials(serverx509cred); + gnutls_certificate_free_credentials(clientx509cred); + + gnutls_global_deinit(); + + if (debug > 0) { + if (exit_code == 0) + puts("Self-test successful"); + else + puts("Self-test failed"); + } +} |