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Diffstat (limited to '')
| -rw-r--r-- | tests/server-sign-md5-rep.c | 227 |
1 files changed, 227 insertions, 0 deletions
diff --git a/tests/server-sign-md5-rep.c b/tests/server-sign-md5-rep.c new file mode 100644 index 0000000..3a44e08 --- /dev/null +++ b/tests/server-sign-md5-rep.c @@ -0,0 +1,227 @@ +/* + * Copyright (C) 2017 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 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> + +/* This tests whether a server will reject a client advertising + * MD5 signature algorithms only */ + +#if defined(_WIN32) || !defined(ENABLE_SSL2) + +/* socketpair isn't supported on Win32. */ +int main(int argc, char **argv) +{ + exit(77); +} + +#else + +#include <string.h> +#include <sys/types.h> +#include <sys/socket.h> +#include <sys/wait.h> +#include <unistd.h> +#include <gnutls/gnutls.h> +#include <signal.h> +#include <limits.h> +#include <poll.h> +#include <errno.h> +#include <assert.h> + +#include "utils.h" +#include "cert-common.h" + +pid_t child; + +static void tls_log_func(int level, const char *str) +{ + fprintf(stderr, "%s |<%d>| %s", child ? "server" : "client", level, + str); +} + + +static unsigned char tls1_hello[] = { +0x16, 0x03, 0x01, 0x01, 0x5E, 0x01, 0x00, 0x01, 0x5A, 0x03, 0x03, 0x59, 0x52, 0x41, 0x54, 0xD5, +0x52, 0x62, 0x63, 0x69, 0x1B, 0x46, 0xBE, 0x33, 0xCC, 0xC4, 0xC3, 0xB3, 0x6C, 0xCD, 0xEC, 0x96, +0xF7, 0x7A, 0xCA, 0xE9, 0xFB, 0x85, 0x95, 0x83, 0x51, 0xE4, 0x69, 0x00, 0x00, 0xD4, 0xC0, 0x30, +0xCC, 0xA8, 0xC0, 0x8B, 0xC0, 0x14, 0xC0, 0x28, 0xC0, 0x77, 0xC0, 0x2F, 0xC0, 0x8A, 0xC0, 0x13, +0xC0, 0x27, 0xC0, 0x76, 0xC0, 0x12, 0xC0, 0x2C, 0xC0, 0xAD, 0xCC, 0xA9, 0xC0, 0x87, 0xC0, 0x0A, +0xC0, 0x24, 0xC0, 0x73, 0xC0, 0x2B, 0xC0, 0xAC, 0xC0, 0x86, 0xC0, 0x09, 0xC0, 0x23, 0xC0, 0x72, +0xC0, 0x08, 0x00, 0x9D, 0xC0, 0x9D, 0xC0, 0x7B, 0x00, 0x35, 0x00, 0x3D, 0x00, 0x84, 0x00, 0xC0, +0x00, 0x9C, 0xC0, 0x9C, 0xC0, 0x7A, 0x00, 0x2F, 0x00, 0x3C, 0x00, 0x41, 0x00, 0xBA, 0x00, 0x0A, +0x00, 0x9F, 0xC0, 0x9F, 0xCC, 0xAA, 0xC0, 0x7D, 0x00, 0x39, 0x00, 0x6B, 0x00, 0x88, 0x00, 0xC4, +0x00, 0x9E, 0xC0, 0x9E, 0xC0, 0x7C, 0x00, 0x33, 0x00, 0x67, 0x00, 0x45, 0x00, 0xBE, 0x00, 0x16, +0x00, 0xA3, 0xC0, 0x81, 0x00, 0x38, 0x00, 0x6A, 0x00, 0x87, 0x00, 0xC3, 0x00, 0xA2, 0xC0, 0x80, +0x00, 0x32, 0x00, 0x40, 0x00, 0x44, 0x00, 0xBD, 0x00, 0x13, 0x00, 0xA9, 0xC0, 0xA5, 0xCC, 0xAB, +0xC0, 0x8F, 0x00, 0x8D, 0x00, 0xAF, 0xC0, 0x95, 0x00, 0xA8, 0xC0, 0xA4, 0xC0, 0x8E, 0x00, 0x8C, +0x00, 0xAE, 0xC0, 0x94, 0x00, 0x8B, 0x00, 0xAB, 0xC0, 0xA7, 0xCC, 0xAD, 0xC0, 0x91, 0x00, 0x91, +0x00, 0xB3, 0xC0, 0x97, 0x00, 0xAA, 0xC0, 0xA6, 0xC0, 0x90, 0x00, 0x90, 0x00, 0xB2, 0xC0, 0x96, +0x00, 0x8F, 0xCC, 0xAC, 0xC0, 0x36, 0xC0, 0x38, 0xC0, 0x9B, 0xC0, 0x35, 0xC0, 0x37, 0xC0, 0x9A, +0xC0, 0x34, 0x01, 0x00, 0x00, 0x5D, 0x00, 0x17, 0x00, 0x00, 0x00, 0x16, 0x00, 0x00, 0x00, 0x05, +0x00, 0x05, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x13, 0x00, 0x11, 0x00, 0x00, 0x0E, +0x77, 0x77, 0x77, 0x2E, 0x67, 0x6F, 0x6F, 0x67, 0x6C, 0x65, 0x2E, 0x63, 0x6F, 0x6D, 0xFF, 0x01, +0x00, 0x01, 0x00, 0x00, 0x23, 0x00, 0x00, 0x00, 0x0A, 0x00, 0x08, 0x00, 0x06, 0x00, 0x17, 0x00, +0x18, 0x00, 0x19, 0x00, 0x0B, 0x00, 0x02, 0x01, 0x00, 0x00, 0x0D, 0x00, 0x16, 0x00, 0x14, 0x01, +0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, +0x01, 0x01, 0x01}; + +static void client(int sd) +{ + char buf[1024]; + int ret; + struct pollfd pfd; + unsigned int timeout; + + /* send a TLS 1.x hello advertising RSA-MD5 */ + + ret = send(sd, tls1_hello, sizeof(tls1_hello), 0); + if (ret < 0) + fail("error sending hello\n"); + + pfd.fd = sd; + pfd.events = POLLIN; + pfd.revents = 0; + + timeout = get_timeout(); + if (timeout > INT_MAX) + fail("invalid timeout value\n"); + + do { + ret = poll(&pfd, 1, (int)timeout); + } while (ret == -1 && errno == EINTR); + + if (ret == -1 || ret == 0) { + fail("timeout waiting for reply\n"); + } + + success("sent hello\n"); + ret = recv(sd, buf, sizeof(buf), 0); + if (ret < 0) + fail("error receiving alert\n"); + + success("received reply\n"); + + if (ret < 7) + fail("error in size of received alert\n"); + + if (buf[0] != 0x15 || buf[1] != 0x03) + fail("error in received alert data\n"); + + success("all ok\n"); + + close(sd); +} + +static void server(int sd) +{ + gnutls_certificate_credentials_t x509_cred; + gnutls_session_t session; + int ret; + + /* this must be called once in the program + */ + global_init(); + + gnutls_global_set_log_function(tls_log_func); + if (debug) + gnutls_global_set_log_level(6); + + gnutls_certificate_allocate_credentials(&x509_cred); + gnutls_certificate_set_x509_trust_mem(x509_cred, &ca3_cert, + GNUTLS_X509_FMT_PEM); + + gnutls_certificate_set_x509_key_mem(x509_cred, &server_ca3_localhost_cert, + &server_ca3_key, + GNUTLS_X509_FMT_PEM); + + gnutls_init(&session, GNUTLS_SERVER); + + /* avoid calling all the priority functions, since the defaults + * are adequate. + */ + assert(gnutls_priority_set_direct(session, "NORMAL:-VERS-ALL:+VERS-TLS1.2:-RSA", NULL)>=0); + gnutls_handshake_set_timeout(session, get_timeout()); + + gnutls_credentials_set(session, GNUTLS_CRD_CERTIFICATE, x509_cred); + + gnutls_transport_set_int(session, sd); + do { + ret = gnutls_handshake(session); + } while(ret == GNUTLS_E_INTERRUPTED || ret == GNUTLS_E_AGAIN); + + if (ret != GNUTLS_E_NO_CIPHER_SUITES) { + fail("server: Handshake succeeded unexpectedly: %s\n", gnutls_strerror(ret)); + } + + gnutls_alert_send_appropriate(session, ret); + + close(sd); + gnutls_deinit(session); + + gnutls_certificate_free_credentials(x509_cred); + + gnutls_global_deinit(); + + if (debug) + success("server: finished\n"); +} + + +void doit(void) +{ + int sockets[2]; + int err; + + signal(SIGPIPE, SIG_IGN); + + err = socketpair(AF_UNIX, SOCK_STREAM, 0, sockets); + if (err == -1) { + perror("socketpair"); + fail("socketpair failed\n"); + return; + } + + child = fork(); + if (child < 0) { + perror("fork"); + fail("fork"); + return; + } + + if (child) { + int status; + + client(sockets[1]); + wait(&status); + check_wait_status(status); + } else { + server(sockets[0]); + _exit(0); + } +} + +#endif /* _WIN32 */ |