From 36082a2fe36ecd800d784ae44c14f1f18c66a7e9 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 28 Apr 2024 09:33:12 +0200 Subject: Adding upstream version 3.7.9. Signed-off-by: Daniel Baumann --- tests/tls13/prf-early.c | 471 ++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 471 insertions(+) create mode 100644 tests/tls13/prf-early.c (limited to 'tests/tls13/prf-early.c') diff --git a/tests/tls13/prf-early.c b/tests/tls13/prf-early.c new file mode 100644 index 0000000..b97dc24 --- /dev/null +++ b/tests/tls13/prf-early.c @@ -0,0 +1,471 @@ +/* + * Copyright (C) 2015-2019 Red Hat, Inc. + * + * 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 + */ + +#ifdef HAVE_CONFIG_H +#include +#endif + +#include +#include +#include + +#if !defined(__linux__) || !defined(__GNUC__) + +int main(int argc, char **argv) +{ + exit(77); +} + +#else + +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include "cert-common.h" +#include "utils.h" +#include "virt-time.h" + +static void terminate(void); + +#define SESSIONS 2 +#define MAX_BUF 5*1024 +#define MSG "Hello TLS" + +extern unsigned int _gnutls_global_version; + +/* This program tests whether the gnutls_prf() works as + * expected. + */ + +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); +} + +/* These are global */ +static pid_t child; + +static const +gnutls_datum_t hrnd = {(void*)"\x00\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 32}; +static const +gnutls_datum_t hsrnd = {(void*)"\x00\x05\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 32}; + +static int gnutls_rnd_works; + +int __attribute__ ((visibility ("protected"))) +gnutls_rnd(gnutls_rnd_level_t level, void *data, size_t len) +{ + gnutls_rnd_works = 1; + + memset(data, 0xff, len); + + /* Flip the first byte to avoid infinite loop in the RSA + * blinding code of Nettle */ + if (len > 0) + memset(data, 0x0, 1); + return 0; +} + +static gnutls_datum_t session_ticket_key = { NULL, 0 }; + +static void dump(const char *name, const uint8_t *data, unsigned data_size) +{ + unsigned i; + + fprintf(stderr, "%s", name); + for (i=0;i 0) { + gnutls_session_set_data(session, session_data.data, + session_data.size); + gnutls_handshake_set_hook_function(session, GNUTLS_HANDSHAKE_CLIENT_HELLO, + GNUTLS_HOOK_POST, + handshake_callback); + } + + /* Perform the TLS handshake + */ + do { + ret = gnutls_handshake(session); + } + while (ret < 0 && gnutls_error_is_fatal(ret) == 0); + + if (ret < 0) { + fail("client: Handshake failed: %s\n", 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))); + + ret = gnutls_cipher_get(session); + if (ret != GNUTLS_CIPHER_AES_256_GCM) { + fprintf(stderr, "negotiated unexpected cipher: %s\n", gnutls_cipher_get_name(ret)); + exit(1); + } + + ret = gnutls_mac_get(session); + if (ret != GNUTLS_MAC_AEAD) { + fprintf(stderr, "negotiated unexpected mac: %s\n", gnutls_mac_get_name(ret)); + exit(1); + } + + if (t == 0) { + /* get the session data size */ + ret = + gnutls_session_get_data2(session, + &session_data); + if (ret < 0) + fail("Getting resume data failed\n"); + + if (handshake_callback_called != 0) + fail("client: handshake callback is called\n"); + } else { + if (handshake_callback_called != t) + fail("client: handshake callback is not called\n"); + } + + gnutls_record_send(session, MSG, strlen(MSG)); + + do { + ret = gnutls_record_recv(session, buffer, MAX_BUF); + } while (ret == GNUTLS_E_AGAIN); + if (ret == 0) { + if (debug) + success + ("client: Peer has closed the TLS connection\n"); + } else if (ret < 0) { + fail("client: Error: %s\n", gnutls_strerror(ret)); + } + + if (debug) { + printf("- Received %d bytes: ", ret); + for (ii = 0; ii < ret; ii++) { + fputc(buffer[ii], stdout); + } + fputs("\n", stdout); + } + + gnutls_bye(session, GNUTLS_SHUT_WR); + + close(sds[t]); + + gnutls_deinit(session); + } + + gnutls_free(session_data.data); + gnutls_certificate_free_credentials(clientx509cred); + + gnutls_global_deinit(); +} + +static void terminate(void) +{ + int status = 0; + + if (child) { + kill(child, SIGTERM); + wait(&status); + } + exit(1); +} + +static void server(int sds[]) +{ + int ret; + gnutls_session_t session; + gnutls_certificate_credentials_t serverx509cred; + int t; + char buffer[MAX_BUF + 1]; + + /* this must be called once in the program + */ + global_init(); + + /* date --date='TZ="UTC" 2019-04-12' +%s */ + virt_time_init_at(1555027200); + + if (debug) { + gnutls_global_set_log_function(server_log_func); + gnutls_global_set_log_level(4711); + } + + gnutls_certificate_allocate_credentials(&serverx509cred); + + gnutls_session_ticket_key_generate(&session_ticket_key); + + for (t = 0; t < SESSIONS; t++) { + gnutls_init(&session, GNUTLS_SERVER); + + gnutls_session_ticket_enable_server(session, + &session_ticket_key); + + /* avoid calling all the priority functions, since the defaults + * are adequate. + */ + ret = gnutls_priority_set_direct(session, + "NORMAL:-VERS-ALL:+VERS-TLS1.3:-KX-ALL:-SIGN-ALL:+SIGN-RSA-PSS-RSAE-SHA384:-GROUP-ALL:+GROUP-SECP256R1", NULL); + if (ret < 0) { + fail("server: priority set failed (%s)\n\n", + gnutls_strerror(ret)); + terminate(); + } + + gnutls_certificate_set_x509_key_mem(serverx509cred, + &server_cert, &server_key, + GNUTLS_X509_FMT_PEM); + gnutls_credentials_set(session, GNUTLS_CRD_CERTIFICATE, + serverx509cred); + + gnutls_handshake_set_random(session, &hsrnd); + gnutls_transport_set_int(session, sds[t]); + + if (t > 0) { + if (!gnutls_rnd_works) { + fprintf(stderr, "gnutls_rnd() could not be overridden, skipping prf checks see #584\n"); + exit(77); + } else { + gnutls_handshake_set_hook_function(session, GNUTLS_HANDSHAKE_CLIENT_HELLO, + GNUTLS_HOOK_POST, + handshake_callback); + } + } + + do { + ret = gnutls_handshake(session); + } + while (ret < 0 && gnutls_error_is_fatal(ret) == 0); + if (ret < 0) { + close(sds[t]); + gnutls_deinit(session); + fail("server: Handshake has failed (%s)\n\n", + 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))); + + if (t == 0) { + if (handshake_callback_called != 0) + fail("server: handshake callback is called\n"); + } else { + if (handshake_callback_called != t) + fail("server: handshake callback is not called\n"); + } + + for (;;) { + memset(buffer, 0, MAX_BUF + 1); + ret = gnutls_record_recv(session, buffer, MAX_BUF); + + if (ret == 0) { + if (debug) + success + ("server: Peer has closed the GnuTLS connection\n"); + break; + } else if (ret < 0) { + kill(child, SIGTERM); + fail("server: Received corrupted data(%d). Closing...\n", ret); + break; + } else if (ret > 0) { + /* echo data back to the client + */ + gnutls_record_send(session, buffer, + strlen(buffer)); + } + } + + /* do not wait for the peer to close the connection. + */ + gnutls_bye(session, GNUTLS_SHUT_WR); + + close(sds[t]); + gnutls_deinit(session); + } + + gnutls_certificate_free_credentials(serverx509cred); + + gnutls_free(session_ticket_key.data); + session_ticket_key.data = NULL; + + gnutls_global_deinit(); + + if (debug) + success("server: finished\n"); +} + +void doit(void) +{ + int client_sds[SESSIONS], server_sds[SESSIONS]; + int i; + int ret; + + _gnutls_global_version = 0x030607; + signal(SIGPIPE, SIG_IGN); + + for (i = 0; i < SESSIONS; i++) { + int sockets[2]; + + ret = socketpair(AF_UNIX, SOCK_STREAM, 0, sockets); + if (ret == -1) { + perror("socketpair"); + fail("socketpair failed\n"); + return; + } + + server_sds[i] = sockets[0]; + client_sds[i] = sockets[1]; + } + + child = fork(); + if (child < 0) { + perror("fork"); + fail("fork"); + exit(1); + } + + if (child) { + int status = 0; + /* parent */ + + for (i = 0; i < SESSIONS; i++) + close(client_sds[i]); + server(server_sds); + wait(&status); + check_wait_status(status); + } else { + for (i = 0; i < SESSIONS; i++) + close(server_sds[i]); + client(client_sds); + exit(0); + } +} + +#endif /* _WIN32 */ -- cgit v1.2.3