diff options
Diffstat (limited to 'tests/record-retvals.c')
| -rw-r--r-- | tests/record-retvals.c | 461 |
1 files changed, 461 insertions, 0 deletions
diff --git a/tests/record-retvals.c b/tests/record-retvals.c new file mode 100644 index 0000000000..b3166607f9 --- /dev/null +++ b/tests/record-retvals.c @@ -0,0 +1,461 @@ +/* + * Copyright (C) 2012 Free Software Foundation, 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> + +#if defined(_WIN32) + +int main() +{ + exit(77); +} + +#else + +#include <string.h> +#include <sys/types.h> +#include <netinet/in.h> +#include <sys/socket.h> +#include <sys/wait.h> +#include <arpa/inet.h> +#include <unistd.h> +#include <gnutls/gnutls.h> +#include <gnutls/dtls.h> +#include <signal.h> + +#include "utils.h" + +static void terminate(void); + +/* This program tests the correctness of the return + * values of the record functions. + */ + +static void server_log_func(int level, const char *str) +{ + fprintf(stderr, "server|<%d>| %s", level, str); +} + +static void client_log_func(int level, const char *str) +{ + fprintf(stderr, "client|<%d>| %s", level, str); +} + +static unsigned char server_cert_pem[] = + "-----BEGIN CERTIFICATE-----\n" + "MIICVjCCAcGgAwIBAgIERiYdMTALBgkqhkiG9w0BAQUwGTEXMBUGA1UEAxMOR251\n" + "VExTIHRlc3QgQ0EwHhcNMDcwNDE4MTMyOTIxWhcNMDgwNDE3MTMyOTIxWjA3MRsw\n" + "GQYDVQQKExJHbnVUTFMgdGVzdCBzZXJ2ZXIxGDAWBgNVBAMTD3Rlc3QuZ251dGxz\n" + "Lm9yZzCBnDALBgkqhkiG9w0BAQEDgYwAMIGIAoGA17pcr6MM8C6pJ1aqU46o63+B\n" + "dUxrmL5K6rce+EvDasTaDQC46kwTHzYWk95y78akXrJutsoKiFV1kJbtple8DDt2\n" + "DZcevensf9Op7PuFZKBroEjOd35znDET/z3IrqVgbtm2jFqab7a+n2q9p/CgMyf1\n" + "tx2S5Zacc1LWn9bIjrECAwEAAaOBkzCBkDAMBgNVHRMBAf8EAjAAMBoGA1UdEQQT\n" + "MBGCD3Rlc3QuZ251dGxzLm9yZzATBgNVHSUEDDAKBggrBgEFBQcDATAPBgNVHQ8B\n" + "Af8EBQMDB6AAMB0GA1UdDgQWBBTrx0Vu5fglyoyNgw106YbU3VW0dTAfBgNVHSME\n" + "GDAWgBTpPBz7rZJu5gakViyi4cBTJ8jylTALBgkqhkiG9w0BAQUDgYEAaFEPTt+7\n" + "bzvBuOf7+QmeQcn29kT6Bsyh1RHJXf8KTk5QRfwp6ogbp94JQWcNQ/S7YDFHglD1\n" + "AwUNBRXwd3riUsMnsxgeSDxYBfJYbDLeohNBsqaPDJb7XailWbMQKfAbFQ8cnOxg\n" + "rOKLUQRWJ0K3HyXRMhbqjdLIaQiCvQLuizo=\n" "-----END CERTIFICATE-----\n"; + +const gnutls_datum_t server_cert = { server_cert_pem, + sizeof(server_cert_pem) +}; + +static unsigned char server_key_pem[] = + "-----BEGIN RSA PRIVATE KEY-----\n" + "MIICXAIBAAKBgQDXulyvowzwLqknVqpTjqjrf4F1TGuYvkrqtx74S8NqxNoNALjq\n" + "TBMfNhaT3nLvxqResm62ygqIVXWQlu2mV7wMO3YNlx696ex/06ns+4VkoGugSM53\n" + "fnOcMRP/PciupWBu2baMWppvtr6far2n8KAzJ/W3HZLllpxzUtaf1siOsQIDAQAB\n" + "AoGAYAFyKkAYC/PYF8e7+X+tsVCHXppp8AoP8TEZuUqOZz/AArVlle/ROrypg5kl\n" + "8YunrvUdzH9R/KZ7saNZlAPLjZyFG9beL/am6Ai7q7Ma5HMqjGU8kTEGwD7K+lbG\n" + "iomokKMOl+kkbY/2sI5Czmbm+/PqLXOjtVc5RAsdbgvtmvkCQQDdV5QuU8jap8Hs\n" + "Eodv/tLJ2z4+SKCV2k/7FXSKWe0vlrq0cl2qZfoTUYRnKRBcWxc9o92DxK44wgPi\n" + "oMQS+O7fAkEA+YG+K9e60sj1K4NYbMPAbYILbZxORDecvP8lcphvwkOVUqbmxOGh\n" + "XRmTZUuhBrJhJKKf6u7gf3KWlPl6ShKEbwJASC118cF6nurTjuLf7YKARDjNTEws\n" + "qZEeQbdWYINAmCMj0RH2P0mvybrsXSOD5UoDAyO7aWuqkHGcCLv6FGG+qwJAOVqq\n" + "tXdUucl6GjOKKw5geIvRRrQMhb/m5scb+5iw8A4LEEHPgGiBaF5NtJZLALgWfo5n\n" + "hmC8+G8F0F78znQtPwJBANexu+Tg5KfOnzSILJMo3oXiXhf5PqXIDmbN0BKyCKAQ\n" + "LfkcEcUbVfmDaHpvzwY9VEaoMOKVLitETXdNSxVpvWM=\n" + "-----END RSA PRIVATE KEY-----\n"; + +const gnutls_datum_t server_key = { server_key_pem, + sizeof(server_key_pem) +}; + + +/* A very basic TLS client, with anonymous authentication. + */ + +#define MAX_BUF 24*1024 + +static void client(int fd, const char *prio, int ign) +{ + int ret; + unsigned i, vers; + char buffer[MAX_BUF + 1]; + const char* err; + gnutls_anon_client_credentials_t anoncred; + gnutls_certificate_credentials_t x509_cred; + gnutls_session_t session; + /* Need to enable anonymous KX specifically. */ + + global_init(); + memset(buffer, 2, sizeof(buffer)); + + if (debug) { + gnutls_global_set_log_function(client_log_func); + gnutls_global_set_log_level(7); + } + + gnutls_anon_allocate_client_credentials(&anoncred); + gnutls_certificate_allocate_credentials(&x509_cred); + + /* Initialize TLS session + */ + gnutls_init(&session, GNUTLS_CLIENT); + + /* Use default priorities */ + ret = gnutls_priority_set_direct(session, prio, &err); + if (ret < 0) { + fail("error setting priority: %s\n", err); + exit(1); + } + + /* put the anonymous credentials to the current session + */ + gnutls_credentials_set(session, GNUTLS_CRD_ANON, anoncred); + gnutls_credentials_set(session, GNUTLS_CRD_CERTIFICATE, x509_cred); + + gnutls_transport_set_int(session, fd); + + /* Perform the TLS handshake + */ + do { + ret = gnutls_handshake(session); + } + while (ret < 0 && gnutls_error_is_fatal(ret) == 0); + + if (ret < 0) { + fail("client (%s): Handshake has failed (%s)\n\n", prio, + gnutls_strerror(ret)); + exit(1); + } else { + if (debug) + success("client: Handshake was completed\n"); + } + + if (debug) + success("client: TLS version is: %s\n", + gnutls_protocol_get_name + (gnutls_protocol_get_version(session))); + + /* Test sending */ + for (i = 1; i < 16384; i++) { + do { + ret = gnutls_record_send(session, buffer, i); + } while (ret == GNUTLS_E_AGAIN + || ret == GNUTLS_E_INTERRUPTED); + + if (ret < 0) { + fail("server (%s): Error sending %d byte packet: %s\n", prio, i, gnutls_strerror(ret)); + terminate(); + } + + if (ret > 0 && ret != (int)i) { + fail("server (%s): Error sending %d byte packet: sent: %d\n", prio, i, ret); + terminate(); + } + } + + /* Try sending a bit more */ + i = 21056; + do { + ret = gnutls_record_send(session, buffer, i); + } while (ret == GNUTLS_E_AGAIN || ret == GNUTLS_E_INTERRUPTED); + + if (ret < 0) { + fail("server (%s): Error sending %d byte packet: %s\n", + prio, i, gnutls_strerror(ret)); + exit(1); + } else if (ign == 0 && ret != 16384) { + fail("server (%s): Error sending %d byte packet; sent %d bytes instead of 16384\n", prio, i, ret); + exit(1); + } + + memset(buffer, 0xff, sizeof(buffer)); + ret = gnutls_record_send(session, buffer, 4); + if (ret < 0) { + fail("server (%s): Error sending 4 byte packet: %s\n", + prio, gnutls_strerror(ret)); + exit(1); + } + + memset(buffer, 0x02, sizeof(buffer)); + gnutls_record_set_timeout(session, 10000); + + /* Test receiving */ + do { + do { + ret = gnutls_record_recv(session, buffer, MAX_BUF); + } while (ret == GNUTLS_E_AGAIN + || ret == GNUTLS_E_INTERRUPTED); + } while (ret > 0); + + if (ret == 0) { + if (debug) + success + ("client: Peer has closed the TLS connection\n"); + goto end; + } else if (ret < 0) { + if (ret != 0) { + fail("client: Error: %s\n", gnutls_strerror(ret)); + exit(1); + } + } + + gnutls_bye(session, GNUTLS_SHUT_WR); + + end: + + close(fd); + + gnutls_deinit(session); + + gnutls_anon_free_client_credentials(anoncred); + gnutls_certificate_free_credentials(x509_cred); + + gnutls_global_deinit(); +} + + +/* These are global */ +pid_t child; + +static void terminate(void) +{ + kill(child, SIGTERM); + exit(1); +} + +static void server(int fd, const char *prio, int ign) +{ + int ret; + unsigned i; + const char* err; + char buffer[MAX_BUF + 1]; + gnutls_session_t session; + gnutls_anon_server_credentials_t anoncred; + gnutls_certificate_credentials_t x509_cred; + + /* this must be called once in the program + */ + global_init(); + memset(buffer, 0, sizeof(buffer)); + + if (debug) { + gnutls_global_set_log_function(server_log_func); + gnutls_global_set_log_level(4711); + } + + gnutls_certificate_allocate_credentials(&x509_cred); + gnutls_certificate_set_x509_key_mem(x509_cred, &server_cert, + &server_key, + GNUTLS_X509_FMT_PEM); + + gnutls_anon_allocate_server_credentials(&anoncred); + + gnutls_init(&session, GNUTLS_SERVER); + + /* avoid calling all the priority functions, since the defaults + * are adequate. + */ + ret = gnutls_priority_set_direct(session, prio, &err); + if (ret < 0) { + fail("error setting priority: %s\n", err); + exit(1); + } + + gnutls_credentials_set(session, GNUTLS_CRD_ANON, anoncred); + gnutls_credentials_set(session, GNUTLS_CRD_CERTIFICATE, x509_cred); + + gnutls_transport_set_int(session, fd); + + do { + ret = gnutls_handshake(session); + } + while (ret < 0 && gnutls_error_is_fatal(ret) == 0); + if (ret < 0) { + close(fd); + gnutls_deinit(session); + fail("server (%s): Handshake has failed (%s)\n\n", prio, + gnutls_strerror(ret)); + terminate(); + } + if (debug) + success("server: Handshake was completed\n"); + + if (debug) + success("server: TLS version is: %s\n", + gnutls_protocol_get_name + (gnutls_protocol_get_version(session))); + + /* Here we do both a receive and a send test because if valgrind + * detects an error on the peer, the main process will never know. + */ + + /* Test receiving */ + i = 1; + do { + do { + ret = gnutls_record_recv(session, buffer, MAX_BUF); + } while (ret == GNUTLS_E_AGAIN + || ret == GNUTLS_E_INTERRUPTED); + if (ret > 0 && ret != (int)i) { + if (ret == 4 && (uint8_t)buffer[0] == 0xff) { + break; + } else { + fail("error receiving message[%d]: ret: %d\n", i, ret); + } + } + i++; + } while (ret > 0); + +next: + if (ret < 0) { + fail("client: Error: %s\n", gnutls_strerror(ret)); + exit(1); + } + + /* Test sending */ + for (i = 1; i < 16384; i++) { + do { + ret = gnutls_record_send(session, buffer, i); + } while (ret == GNUTLS_E_AGAIN + || ret == GNUTLS_E_INTERRUPTED); + + if (ret < 0) { + fail("server (%s): Error sending %d byte packet: %s\n", prio, i, gnutls_strerror(ret)); + terminate(); + } + } + + /* Try sending a bit more */ + i = 21056; + do { + ret = gnutls_record_send(session, buffer, i); + } while (ret == GNUTLS_E_AGAIN || ret == GNUTLS_E_INTERRUPTED); + + if (ret < 0) { + fail("server (%s): Error sending %d byte packet: %s\n", + prio, i, gnutls_strerror(ret)); + terminate(); + } else if (ign == 0 && ret != 16384) { + fail("server (%s): Error sending %d byte packet; sent %d bytes instead of 16384\n", prio, i, ret); + terminate(); + } + + /* do not wait for the peer to close the connection. + */ + gnutls_bye(session, GNUTLS_SHUT_WR); + + close(fd); + gnutls_deinit(session); + + gnutls_anon_free_server_credentials(anoncred); + gnutls_certificate_free_credentials(x509_cred); + + gnutls_global_deinit(); + + if (debug) + success("server: finished\n"); +} + +static void start(const char *prio, int ign) +{ + int fd[2]; + int ret; + + ret = socketpair(AF_UNIX, SOCK_STREAM, 0, fd); + if (ret < 0) { + perror("socketpair"); + exit(1); + } + + child = fork(); + if (child < 0) { + perror("fork"); + fail("fork"); + exit(1); + } + + if (child) { + /* parent */ + close(fd[1]); + server(fd[0], prio, ign); + } else { + close(fd[0]); + client(fd[1], prio, ign); + exit(0); + } +} + +#define AES_CBC "NONE:+VERS-TLS1.0:-CIPHER-ALL:+AES-128-CBC:+SHA1:+SIGN-ALL:+COMP-NULL:+ANON-ECDH:+CURVE-ALL" +#define AES_CBC_SHA256 "NONE:+VERS-TLS1.2:-CIPHER-ALL:+RSA:+AES-128-CBC:+AES-256-CBC:+SHA256:+SIGN-ALL:+COMP-NULL:+ANON-ECDH:+CURVE-ALL" +#define AES_GCM "NONE:+VERS-TLS1.2:-CIPHER-ALL:+RSA:+AES-128-GCM:+MAC-ALL:+SIGN-ALL:+COMP-NULL:+ANON-ECDH:+CURVE-ALL" +#define TLS13_AES_GCM "NONE:+VERS-TLS1.3:-CIPHER-ALL:+RSA:+AES-128-GCM:+MAC-ALL:+SIGN-ALL:+COMP-NULL:+CURVE-ALL" + +#define ARCFOUR_SHA1 "NONE:+VERS-TLS1.0:-CIPHER-ALL:+ARCFOUR-128:+SHA1:+SIGN-ALL:+COMP-NULL:+ANON-ECDH:+CURVE-ALL" +#define ARCFOUR_MD5 "NONE:+VERS-TLS1.0:-CIPHER-ALL:+ARCFOUR-128:+MD5:+SIGN-ALL:+COMP-NULL:+ANON-ECDH:+CURVE-ALL:+RSA" + +#define NULL_SHA1 "NONE:+VERS-TLS1.0:-CIPHER-ALL:+NULL:+SHA1:+SIGN-ALL:+COMP-NULL:+ANON-ECDH:+RSA:+CURVE-ALL" + +static void ch_handler(int sig) +{ + int status = 0; + wait(&status); + check_wait_status(status); + return; +} + +void doit(void) +{ + signal(SIGCHLD, ch_handler); + + start(AES_CBC, 0); + start(AES_CBC_SHA256, 0); + start(AES_GCM, 0); + start(TLS13_AES_GCM, 0); + + if (!gnutls_fips140_mode_enabled()) { + start(NULL_SHA1, 0); + + start(ARCFOUR_SHA1, 0); + start(ARCFOUR_MD5, 0); + } +} + +#endif /* _WIN32 */ |