/* client.c
*
* Copyright (C) 2006-2017 wolfSSL Inc.
*
* This file is part of wolfSSL.
*
* wolfSSL 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 2 of the License, or
* (at your option) any later version.
*
* wolfSSL 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 this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335, USA
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <wolfssl/ssl.h>
#if defined(WOLFSSL_MDK_ARM) || defined(WOLFSSL_KEIL_TCP_NET)
#include <stdio.h>
#include <string.h>
#if !defined(WOLFSSL_MDK_ARM)
#include "cmsis_os.h"
#include "rl_fs.h"
#include "rl_net.h"
#else
#include "rtl.h"
#include "wolfssl_MDK_ARM.h"
#endif
#endif
#include <wolfssl/wolfcrypt/settings.h>
#include <wolfssl/ssl.h>
#include <wolfssl/test.h>
#include <examples/client/client.h>
#ifndef NO_WOLFSSL_CLIENT
#ifdef WOLFSSL_ASYNC_CRYPT
static int devId = INVALID_DEVID;
#endif
#define DEFAULT_TIMEOUT_SEC 2
/* Note on using port 0: the client standalone example doesn't utilize the
* port 0 port sharing; that is used by (1) the server in external control
* test mode and (2) the testsuite which uses this code and sets up the correct
* port numbers when the internal thread using the server code using port 0. */
#ifdef WOLFSSL_CALLBACKS
Timeval timeout;
static int handShakeCB(HandShakeInfo* info)
{
(void)info;
return 0;
}
static int timeoutCB(TimeoutInfo* info)
{
(void)info;
return 0;
}
#endif
#ifdef HAVE_SESSION_TICKET
static int sessionTicketCB(WOLFSSL* ssl,
const unsigned char* ticket, int ticketSz,
void* ctx)
{
(void)ssl;
(void)ticket;
printf("Session Ticket CB: ticketSz = %d, ctx = %s\n",
ticketSz, (char*)ctx);
return 0;
}
#endif
static int NonBlockingSSL_Connect(WOLFSSL* ssl)
{
int ret;
int error;
SOCKET_T sockfd;
int select_ret = 0;
#ifndef WOLFSSL_CALLBACKS
ret = wolfSSL_connect(ssl);
#else
ret = wolfSSL_connect_ex(ssl, handShakeCB, timeoutCB, timeout);
#endif
error = wolfSSL_get_error(ssl, 0);
sockfd = (SOCKET_T)wolfSSL_get_fd(ssl);
while (ret != WOLFSSL_SUCCESS && (error == WOLFSSL_ERROR_WANT_READ ||
error == WOLFSSL_ERROR_WANT_WRITE ||
error == WC_PENDING_E)) {
int currTimeout = 1;
if (error == WOLFSSL_ERROR_WANT_READ)
printf("... client would read block\n");
else if (error == WOLFSSL_ERROR_WANT_WRITE)
printf("... client would write block\n");
#ifdef WOLFSSL_ASYNC_CRYPT
else if (error == WC_PENDING_E) {
ret = wolfSSL_AsyncPoll(ssl, WOLF_POLL_FLAG_CHECK_HW);
if (ret < 0) break;
}
#endif
if (error != WC_PENDING_E) {
#ifdef WOLFSSL_DTLS
currTimeout = wolfSSL_dtls_get_current_timeout(ssl);
#endif
select_ret = tcp_select(sockfd, currTimeout);
}
if ((select_ret == TEST_RECV_READY) ||
(select_ret == TEST_ERROR_READY) || error == WC_PENDING_E) {
#ifndef WOLFSSL_CALLBACKS
ret = wolfSSL_connect(ssl);
#else
ret = wolfSSL_connect_ex(ssl, handShakeCB, timeoutCB, timeout);
#endif
error = wolfSSL_get_error(ssl, 0);
}
else if (select_ret == TEST_TIMEOUT && !wolfSSL_dtls(ssl)) {
error = WOLFSSL_ERROR_WANT_READ;
}
#ifdef WOLFSSL_DTLS
else if (select_ret == TEST_TIMEOUT && wolfSSL_dtls(ssl) &&
wolfSSL_dtls_got_timeout(ssl) >= 0) {
error = WOLFSSL_ERROR_WANT_READ;
}
#endif
else {
error = WOLFSSL_FATAL_ERROR;
}
}
return ret;
}
static void ShowCiphers(void)
{
char ciphers[4096];
int ret = wolfSSL_get_ciphers(ciphers, (int)sizeof(ciphers));
if (ret == WOLFSSL_SUCCESS)
printf("%s\n", ciphers);
}
/* Shows which versions are valid */
static void ShowVersions(void)
{
#ifndef NO_OLD_TLS
#ifdef WOLFSSL_ALLOW_SSLV3
printf("0:");
#endif
#ifdef WOLFSSL_ALLOW_TLSV10
printf("1:");
#endif
printf("2:");
#endif /* NO_OLD_TLS */
printf("3:");
#ifdef WOLFSSL_TLS13
printf("4:");
#endif
printf("\n");
}
/* Measures average time to create, connect and disconnect a connection (TPS).
Benchmark = number of connections. */
static int ClientBenchmarkConnections(WOLFSSL_CTX* ctx, char* host, word16 port,
int dtlsUDP, int dtlsSCTP, int benchmark, int resumeSession, int useX25519,
int helloRetry)
{
/* time passed in number of connects give average */
int times = benchmark;
int loops = resumeSession ? 2 : 1;
int i = 0, err, ret;
#ifndef NO_SESSION_CACHE
WOLFSSL_SESSION* benchSession = NULL;
#endif
#ifdef WOLFSSL_TLS13
byte* reply[80];
static const char msg[] = "hello wolfssl!";
#endif
(void)resumeSession;
(void)useX25519;
(void)helloRetry;
while (loops--) {
#ifndef NO_SESSION_CACHE
int benchResume = resumeSession && loops == 0;
#endif
double start = current_time(1), avg;
for (i = 0; i < times; i++) {
SOCKET_T sockfd;
WOLFSSL* ssl = wolfSSL_new(ctx);
if (ssl == NULL)
err_sys("unable to get SSL object");
#ifdef WOLFSSL_TLS13
if (helloRetry)
wolfSSL_NoKeyShares(ssl);
#endif
tcp_connect(&sockfd, host, port, dtlsUDP, dtlsSCTP, ssl);
#ifndef NO_SESSION_CACHE
if (benchResume)
wolfSSL_set_session(ssl, benchSession);
#endif
#ifdef WOLFSSL_TLS13
#ifdef HAVE_CURVE25519
#ifndef NO_SESSION_CACHE
if (benchResume) {
}
else
#endif
if (useX25519) {
if (wolfSSL_UseKeyShare(ssl, WOLFSSL_ECC_X25519)
!= WOLFSSL_SUCCESS) {
err_sys("unable to use curve x25519");
}
}
#endif
#endif
if (wolfSSL_set_fd(ssl, sockfd) != WOLFSSL_SUCCESS) {
err_sys("error in setting fd");
}
do {
err = 0; /* reset error */
ret = wolfSSL_connect(ssl);
if (ret != WOLFSSL_SUCCESS) {
err = wolfSSL_get_error(ssl, 0);
#ifdef WOLFSSL_ASYNC_CRYPT
if (err == WC_PENDING_E) {
ret = wolfSSL_AsyncPoll(ssl, WOLF_POLL_FLAG_CHECK_HW);
if (ret < 0) break;
}
#endif
}
} while (err == WC_PENDING_E);
if (ret != WOLFSSL_SUCCESS) {
err_sys("SSL_connect failed");
}
#ifdef WOLFSSL_TLS13
if (resumeSession) {
if (wolfSSL_write(ssl, msg, sizeof(msg)-1) <= 0)
err_sys("SSL_write failed");
if (wolfSSL_read(ssl, reply, sizeof(reply)-1) <= 0)
err_sys("SSL_read failed");
}
#endif
wolfSSL_shutdown(ssl);
#ifndef NO_SESSION_CACHE
if (i == (times-1) && resumeSession) {
benchSession = wolfSSL_get_session(ssl);
}
#endif
wolfSSL_free(ssl);
CloseSocket(sockfd);
}
avg = current_time(0) - start;
avg /= times;
avg *= 1000; /* milliseconds */
#ifndef NO_SESSION_CACHE
if (benchResume)
printf("wolfSSL_resume avg took: %8.3f milliseconds\n", avg);
else
#endif
printf("wolfSSL_connect avg took: %8.3f milliseconds\n", avg);
}
return EXIT_SUCCESS;
}
/* Measures throughput in kbps. Throughput = number of bytes */
static int ClientBenchmarkThroughput(WOLFSSL_CTX* ctx, char* host, word16 port,
int dtlsUDP, int dtlsSCTP, int throughput, int useX25519)
{
double start, conn_time = 0, tx_time = 0, rx_time = 0;
SOCKET_T sockfd;
WOLFSSL* ssl;
int ret = 0, err = 0;
start = current_time(1);
ssl = wolfSSL_new(ctx);
if (ssl == NULL)
err_sys("unable to get SSL object");
tcp_connect(&sockfd, host, port, dtlsUDP, dtlsSCTP, ssl);
if (wolfSSL_set_fd(ssl, sockfd) != WOLFSSL_SUCCESS) {
err_sys("error in setting fd");
}
(void)useX25519;
#ifdef WOLFSSL_TLS13
#ifdef HAVE_CURVE25519
if (useX25519) {
if (wolfSSL_UseKeyShare(ssl, WOLFSSL_ECC_X25519)
!= WOLFSSL_SUCCESS) {
err_sys("unable to use curve x25519");
}
}
#endif
#endif
do {
err = 0; /* reset error */
ret = wolfSSL_connect(ssl);
if (ret != WOLFSSL_SUCCESS) {
err = wolfSSL_get_error(ssl, 0);
#ifdef WOLFSSL_ASYNC_CRYPT
if (err == WC_PENDING_E) {
ret = wolfSSL_AsyncPoll(ssl, WOLF_POLL_FLAG_CHECK_HW);
if (ret < 0) break;
}
#endif
}
} while (err == WC_PENDING_E);
if (ret == WOLFSSL_SUCCESS) {
/* Perform throughput test */
char *tx_buffer, *rx_buffer;
/* Record connection time */
conn_time = current_time(0) - start;
/* Allocate TX/RX buffers */
tx_buffer = (char*)XMALLOC(TEST_BUFFER_SIZE, NULL, DYNAMIC_TYPE_TMP_BUFFER);
rx_buffer = (char*)XMALLOC(TEST_BUFFER_SIZE, NULL, DYNAMIC_TYPE_TMP_BUFFER);
if (tx_buffer && rx_buffer) {
WC_RNG rng;
/* Startup the RNG */
#if !defined(HAVE_FIPS) && defined(WOLFSSL_ASYNC_CRYPT)
ret = wc_InitRng_ex(&rng, NULL, devId);
#else
ret = wc_InitRng(&rng);
#endif
if (ret == 0) {
int xfer_bytes;
/* Generate random data to send */
ret = wc_RNG_GenerateBlock(&rng, (byte*)tx_buffer, TEST_BUFFER_SIZE);
wc_FreeRng(&rng);
if(ret != 0) {
err_sys("wc_RNG_GenerateBlock failed");
}
/* Perform TX and RX of bytes */
xfer_bytes = 0;
while (throughput > xfer_bytes) {
int len, rx_pos, select_ret;
/* Determine packet size */
len = min(TEST_BUFFER_SIZE, throughput - xfer_bytes);
/* Perform TX */
start = current_time(1);
do {
err = 0; /* reset error */
ret = wolfSSL_write(ssl, tx_buffer, len);
if (ret <= 0) {
err = wolfSSL_get_error(ssl, 0);
#ifdef WOLFSSL_ASYNC_CRYPT
if (err == WC_PENDING_E) {
ret = wolfSSL_AsyncPoll(ssl, WOLF_POLL_FLAG_CHECK_HW);
if (ret < 0) break;
}
#endif
}
} while (err == WC_PENDING_E);
if (ret != len) {
printf("SSL_write bench error %d!\n", err);
err_sys("SSL_write failed");
}
tx_time += current_time(0) - start;
/* Perform RX */
select_ret = tcp_select(sockfd, DEFAULT_TIMEOUT_SEC);
if (select_ret == TEST_RECV_READY) {
start = current_time(1);
rx_pos = 0;
while (rx_pos < len) {
ret = wolfSSL_read(ssl, &rx_buffer[rx_pos],
len - rx_pos);
if (ret <= 0) {
err = wolfSSL_get_error(ssl, 0);
#ifdef WOLFSSL_ASYNC_CRYPT
if (err == WC_PENDING_E) {
ret = wolfSSL_AsyncPoll(ssl, WOLF_POLL_FLAG_CHECK_HW);
if (ret < 0) break;
}
else
#endif
if (err != WOLFSSL_ERROR_WANT_READ) {
printf("SSL_read bench error %d\n", err);
err_sys("SSL_read failed");
}
}
else {
rx_pos += ret;
}
}
rx_time += current_time(0) - start;
}
/* Compare TX and RX buffers */
if(XMEMCMP(tx_buffer, rx_buffer, len) != 0) {
free(tx_buffer);
tx_buffer = NULL;
free(rx_buffer);
rx_buffer = NULL;
err_sys("Compare TX and RX buffers failed");
}
/* Update overall position */
xfer_bytes += len;
}
}
else {
err_sys("wc_InitRng failed");
}
}
else {
err_sys("Client buffer malloc failed");
}
if(tx_buffer) XFREE(tx_buffer, NULL, DYNAMIC_TYPE_TMP_BUFFER);
if(rx_buffer) XFREE(rx_buffer, NULL, DYNAMIC_TYPE_TMP_BUFFER);
}
else {
err_sys("wolfSSL_connect failed");
}
wolfSSL_shutdown(ssl);
wolfSSL_free(ssl);
CloseSocket(sockfd);
printf("wolfSSL Client Benchmark %d bytes\n"
"\tConnect %8.3f ms\n"
"\tTX %8.3f ms (%8.3f MBps)\n"
"\tRX %8.3f ms (%8.3f MBps)\n",
throughput,
conn_time * 1000,
tx_time * 1000, throughput / tx_time / 1024 / 1024,
rx_time * 1000, throughput / rx_time / 1024 / 1024
);
return EXIT_SUCCESS;
}
const char* starttlsCmd[6] = {
"220",
"EHLO mail.example.com\r\n",
"250",
"STARTTLS\r\n",
"220",
"QUIT\r\n",
};
/* Initiates the STARTTLS command sequence over TCP */
static int StartTLS_Init(SOCKET_T* sockfd)
{
char tmpBuf[256];
if (sockfd == NULL)
return BAD_FUNC_ARG;
/* S: 220 <host> SMTP service ready */
XMEMSET(tmpBuf, 0, sizeof(tmpBuf));
if (recv(*sockfd, tmpBuf, sizeof(tmpBuf)-1, 0) < 0)
err_sys("failed to read STARTTLS command\n");
if (!XSTRNCMP(tmpBuf, starttlsCmd[0], XSTRLEN(starttlsCmd[0]))) {
printf("%s\n", tmpBuf);
} else {
err_sys("incorrect STARTTLS command received");
}
/* C: EHLO mail.example.com */
if (send(*sockfd, starttlsCmd[1], (int)XSTRLEN(starttlsCmd[1]), 0) !=
(int)XSTRLEN(starttlsCmd[1]))
err_sys("failed to send STARTTLS EHLO command\n");
/* S: 250 <host> offers a warm hug of welcome */
XMEMSET(tmpBuf, 0, sizeof(tmpBuf));
if (recv(*sockfd, tmpBuf, sizeof(tmpBuf)-1, 0) < 0)
err_sys("failed to read STARTTLS command\n");
if (!XSTRNCMP(tmpBuf, starttlsCmd[2], XSTRLEN(starttlsCmd[2]))) {
printf("%s\n", tmpBuf);
} else {
err_sys("incorrect STARTTLS command received");
}
/* C: STARTTLS */
if (send(*sockfd, starttlsCmd[3], (int)XSTRLEN(starttlsCmd[3]), 0) !=
(int)XSTRLEN(starttlsCmd[3])) {
err_sys("failed to send STARTTLS command\n");
}
/* S: 220 Go ahead */
XMEMSET(tmpBuf, 0, sizeof(tmpBuf));
if (recv(*sockfd, tmpBuf, sizeof(tmpBuf)-1, 0) < 0)
err_sys("failed to read STARTTLS command\n");
if (!XSTRNCMP(tmpBuf, starttlsCmd[4], XSTRLEN(starttlsCmd[4]))) {
printf("%s\n", tmpBuf);
} else {
err_sys("incorrect STARTTLS command received, expected 220");
}
return WOLFSSL_SUCCESS;
}
/* Closes down the SMTP connection */
static int SMTP_Shutdown(WOLFSSL* ssl, int wc_shutdown)
{
int ret, err = 0;
char tmpBuf[256];
if (ssl == NULL)
return BAD_FUNC_ARG;
printf("\nwolfSSL client shutting down SMTP connection\n");
XMEMSET(tmpBuf, 0, sizeof(tmpBuf));
/* C: QUIT */
do {
ret = wolfSSL_write(ssl, starttlsCmd[5], (int)XSTRLEN(starttlsCmd[5]));
if (ret < 0) {
err = wolfSSL_get_error(ssl, 0);
#ifdef WOLFSSL_ASYNC_CRYPT
if (err == WC_PENDING_E) {
ret = wolfSSL_AsyncPoll(ssl, WOLF_POLL_FLAG_CHECK_HW);
if (ret < 0) break;
}
#endif
}
} while (err == WC_PENDING_E);
if (ret != (int)XSTRLEN(starttlsCmd[5])) {
err_sys("failed to send SMTP QUIT command\n");
}
/* S: 221 2.0.0 Service closing transmission channel */
do {
ret = wolfSSL_read(ssl, tmpBuf, sizeof(tmpBuf));
if (ret < 0) {
err = wolfSSL_get_error(ssl, 0);
#ifdef WOLFSSL_ASYNC_CRYPT
if (err == WC_PENDING_E) {
ret = wolfSSL_AsyncPoll(ssl, WOLF_POLL_FLAG_CHECK_HW);
if (ret < 0) break;
}
#endif
}
} while (err == WC_PENDING_E);
if (ret < 0) {
err_sys("failed to read SMTP closing down response\n");
}
printf("%s\n", tmpBuf);
ret = wolfSSL_shutdown(ssl);
if (wc_shutdown && ret == WOLFSSL_SHUTDOWN_NOT_DONE)
wolfSSL_shutdown(ssl); /* bidirectional shutdown */
return WOLFSSL_SUCCESS;
}
static void ClientWrite(WOLFSSL* ssl, char* msg, int msgSz)
{
int ret, err;
char buffer[WOLFSSL_MAX_ERROR_SZ];
do {
err = 0; /* reset error */
ret = wolfSSL_write(ssl, msg, msgSz);
if (ret <= 0) {
err = wolfSSL_get_error(ssl, 0);
#ifdef WOLFSSL_ASYNC_CRYPT
if (err == WC_PENDING_E) {
ret = wolfSSL_AsyncPoll(ssl, WOLF_POLL_FLAG_CHECK_HW);
if (ret < 0) break;
}
#endif
}
} while (err == WC_PENDING_E);
if (ret != msgSz) {
printf("SSL_write msg error %d, %s\n", err,
wolfSSL_ERR_error_string(err, buffer));
err_sys("SSL_write failed");
}
}
static void ClientRead(WOLFSSL* ssl, char* reply, int replyLen, int mustRead)
{
int ret, err;
char buffer[WOLFSSL_MAX_ERROR_SZ];
do {
err = 0; /* reset error */
ret = wolfSSL_read(ssl, reply, replyLen);
if (ret <= 0) {
err = wolfSSL_get_error(ssl, 0);
#ifdef WOLFSSL_ASYNC_CRYPT
if (err == WC_PENDING_E) {
ret = wolfSSL_AsyncPoll(ssl, WOLF_POLL_FLAG_CHECK_HW);
if (ret < 0) break;
}
else
#endif
if (err != WOLFSSL_ERROR_WANT_READ) {
printf("SSL_read reply error %d, %s\n", err,
wolfSSL_ERR_error_string(err, buffer));
err_sys("SSL_read failed");
}
}
} while (err == WC_PENDING_E || (mustRead && err == WOLFSSL_ERROR_WANT_READ));
if (ret > 0) {
reply[ret] = 0;
printf("%s\n", reply);
}
}
static void Usage(void)
{
printf("client " LIBWOLFSSL_VERSION_STRING
" NOTE: All files relative to wolfSSL home dir\n");
printf("-? Help, print this usage\n");
printf("-h <host> Host to connect to, default %s\n", wolfSSLIP);
printf("-p <num> Port to connect on, not 0, default %d\n", wolfSSLPort);
#ifndef WOLFSSL_TLS13
printf("-v <num> SSL version [0-3], SSLv3(0) - TLS1.2(3)), default %d\n",
CLIENT_DEFAULT_VERSION);
printf("-V Prints valid ssl version numbers, SSLv3(0) - TLS1.2(3)\n");
#else
printf("-v <num> SSL version [0-4], SSLv3(0) - TLS1.3(4)), default %d\n",
CLIENT_DEFAULT_VERSION);
printf("-V Prints valid ssl version numbers, SSLv3(0) - TLS1.3(4)\n");
#endif
printf("-l <str> Cipher suite list (: delimited)\n");
printf("-c <file> Certificate file, default %s\n", cliCertFile);
printf("-k <file> Key file, default %s\n", cliKeyFile);
printf("-A <file> Certificate Authority file, default %s\n", caCertFile);
#ifndef NO_DH
printf("-Z <num> Minimum DH key bits, default %d\n",
DEFAULT_MIN_DHKEY_BITS);
#endif
printf("-b <num> Benchmark <num> connections and print stats\n");
#ifdef HAVE_ALPN
printf("-L <str> Application-Layer Protocol Negotiation ({C,F}:<list>)\n");
#endif
printf("-B <num> Benchmark throughput using <num> bytes and print stats\n");
printf("-s Use pre Shared keys\n");
printf("-d Disable peer checks\n");
printf("-D Override Date Errors example\n");
printf("-e List Every cipher suite available, \n");
printf("-g Send server HTTP GET\n");
printf("-u Use UDP DTLS,"
" add -v 2 for DTLSv1, -v 3 for DTLSv1.2 (default)\n");
#ifdef WOLFSSL_SCTP
printf("-G Use SCTP DTLS,"
" add -v 2 for DTLSv1, -v 3 for DTLSv1.2 (default)\n");
#endif
printf("-m Match domain name in cert\n");
printf("-N Use Non-blocking sockets\n");
#ifndef NO_SESSION_CACHE
printf("-r Resume session\n");
#endif
printf("-w Wait for bidirectional shutdown\n");
printf("-M <prot> Use STARTTLS, using <prot> protocol (smtp)\n");
#ifdef HAVE_SECURE_RENEGOTIATION
printf("-R Allow Secure Renegotiation\n");
printf("-i Force client Initiated Secure Renegotiation\n");
#endif
printf("-f Fewer packets/group messages\n");
printf("-x Disable client cert/key loading\n");
printf("-X Driven by eXternal test case\n");
printf("-j Use verify callback override\n");
#ifdef SHOW_SIZES
printf("-z Print structure sizes\n");
#endif
#ifdef HAVE_SNI
printf("-S <str> Use Host Name Indication\n");
#endif
#ifdef HAVE_MAX_FRAGMENT
printf("-F <num> Use Maximum Fragment Length [1-5]\n");
#endif
#ifdef HAVE_TRUNCATED_HMAC
printf("-T Use Truncated HMAC\n");
#endif
#ifdef HAVE_EXTENDED_MASTER
printf("-n Disable Extended Master Secret\n");
#endif
#ifdef HAVE_OCSP
printf("-o Perform OCSP lookup on peer certificate\n");
printf("-O <url> Perform OCSP lookup using <url> as responder\n");
#endif
#if defined(HAVE_CERTIFICATE_STATUS_REQUEST) \
|| defined(HAVE_CERTIFICATE_STATUS_REQUEST_V2)
printf("-W Use OCSP Stapling\n");
#endif
#ifdef ATOMIC_USER
printf("-U Atomic User Record Layer Callbacks\n");
#endif
#ifdef HAVE_PK_CALLBACKS
printf("-P Public Key Callbacks\n");
#endif
#ifdef HAVE_ANON
printf("-a Anonymous client\n");
#endif
#ifdef HAVE_CRL
printf("-C Disable CRL\n");
#endif
#ifdef WOLFSSL_TRUST_PEER_CERT
printf("-E <file> Path to load trusted peer cert\n");
#endif
#ifdef HAVE_WNR
printf("-q <file> Whitewood config file, default %s\n", wnrConfig);
#endif
printf("-H <arg> Internal tests [defCipherList, badCert]\n");
#ifdef WOLFSSL_TLS13
printf("-J Use HelloRetryRequest to choose group for KE\n");
printf("-K Key Exchange for PSK not using (EC)DHE\n");
printf("-I Update keys and IVs before sending data\n");
#ifndef NO_DH
printf("-y Key Share with FFDHE named groups only\n");
#endif
#ifdef HAVE_ECC
printf("-Y Key Share with ECC named groups only\n");
#endif
#endif /* WOLFSSL_TLS13 */
#ifdef HAVE_CURVE25519
printf("-t Use X25519 for key exchange\n");
#endif
#if defined(WOLFSSL_TLS13) && defined(WOLFSSL_POST_HANDSHAKE_AUTH)
printf("-Q Support requesting certificate post-handshake\n");
#endif
#ifdef WOLFSSL_EARLY_DATA
printf("-0 Early data sent to server (0-RTT handshake)\n");
#endif
#ifdef WOLFSSL_MULTICAST
printf("-3 <grpid> Multicast, grpid < 256\n");
#endif
}
THREAD_RETURN WOLFSSL_THREAD client_test(void* args)
{
SOCKET_T sockfd = WOLFSSL_SOCKET_INVALID;
wolfSSL_method_func method = NULL;
WOLFSSL_CTX* ctx = 0;
WOLFSSL* ssl = 0;
WOLFSSL* sslResume = 0;
WOLFSSL_SESSION* session = 0;
#ifndef WOLFSSL_ALT_TEST_STRINGS
char msg[32] = "hello wolfssl!"; /* GET may make bigger */
char resumeMsg[32] = "resuming wolfssl!";
#else
char msg[32] = "hello wolfssl!\n";
char resumeMsg[32] = "resuming wolfssl!\n";
#endif
char reply[80];
int msgSz = (int)XSTRLEN(msg);
int resumeSz = (int)XSTRLEN(resumeMsg);
word16 port = wolfSSLPort;
char* host = (char*)wolfSSLIP;
const char* domain = "localhost"; /* can't default to www.wolfssl.com
because can't tell if we're really
going there to detect old chacha-poly
*/
int ch;
int version = CLIENT_INVALID_VERSION;
int usePsk = 0;
int useAnon = 0;
int sendGET = 0;
int benchmark = 0;
int throughput = 0;
int doDTLS = 0;
int dtlsUDP = 0;
int dtlsSCTP = 0;
int doMcast = 0;
int matchName = 0;
int doPeerCheck = 1;
int nonBlocking = 0;
int resumeSession = 0;
int wc_shutdown = 0;
int disableCRL = 0;
int externalTest = 0;
int ret;
#ifndef WOLFSSL_CALLBACKS
int err = 0;
#endif
int scr = 0; /* allow secure renegotiation */
int forceScr = 0; /* force client initiaed scr */
int useClientCert = 1;
int fewerPackets = 0;
int atomicUser = 0;
int pkCallbacks = 0;
int overrideDateErrors = 0;
int minDhKeyBits = DEFAULT_MIN_DHKEY_BITS;
char* alpnList = NULL;
unsigned char alpn_opt = 0;
char* cipherList = NULL;
int useDefCipherList = 0;
int useBadCert = 0;
const char* verifyCert = caCertFile;
const char* ourCert = cliCertFile;
const char* ourKey = cliKeyFile;
int doSTARTTLS = 0;
char* starttlsProt = NULL;
int useVerifyCb = 0;
#ifdef WOLFSSL_TRUST_PEER_CERT
const char* trustCert = NULL;
#endif
#ifdef HAVE_SNI
char* sniHostName = NULL;
#endif
#ifdef HAVE_MAX_FRAGMENT
byte maxFragment = 0;
#endif
#ifdef HAVE_TRUNCATED_HMAC
byte truncatedHMAC = 0;
#endif
#if defined(HAVE_CERTIFICATE_STATUS_REQUEST) \
|| defined(HAVE_CERTIFICATE_STATUS_REQUEST_V2)
byte statusRequest = 0;
#endif
#ifdef HAVE_EXTENDED_MASTER
byte disableExtMasterSecret = 0;
#endif
int helloRetry = 0;
#ifdef WOLFSSL_TLS13
int onlyKeyShare = 0;
int noPskDheKe = 0;
#ifdef WOLFSSL_POST_HANDSHAKE_AUTH
int postHandAuth = 0;
#endif
#endif
int updateKeysIVs = 0;
#ifdef WOLFSSL_EARLY_DATA
int earlyData = 0;
#endif
#ifdef WOLFSSL_MULTICAST
byte mcastID = 0;
#endif
#ifdef HAVE_OCSP
int useOcsp = 0;
char* ocspUrl = NULL;
#endif
int useX25519 = 0;
#ifdef HAVE_WNR
const char* wnrConfigFile = wnrConfig;
#endif
char buffer[WOLFSSL_MAX_ERROR_SZ];
int argc = ((func_args*)args)->argc;
char** argv = ((func_args*)args)->argv;
#ifdef WOLFSSL_STATIC_MEMORY
#if (defined(HAVE_ECC) && !defined(ALT_ECC_SIZE)) \
|| defined(SESSION_CERTS)
/* big enough to handle most cases including session certs */
byte memory[320000];
#else
byte memory[80000];
#endif
byte memoryIO[34500]; /* max for IO buffer (TLS packet can be 16k) */
WOLFSSL_MEM_CONN_STATS ssl_stats;
#ifdef DEBUG_WOLFSSL
WOLFSSL_MEM_STATS mem_stats;
#endif
#endif
((func_args*)args)->return_code = -1; /* error state */
#ifdef NO_RSA
verifyCert = (char*)caEccCertFile;
ourCert = (char*)cliEccCertFile;
ourKey = (char*)cliEccKeyFile;
#endif
(void)resumeSz;
(void)session;
(void)sslResume;
(void)atomicUser;
(void)pkCallbacks;
(void)scr;
(void)forceScr;
(void)ourKey;
(void)ourCert;
(void)verifyCert;
(void)useClientCert;
(void)overrideDateErrors;
(void)disableCRL;
(void)minDhKeyBits;
(void)alpnList;
(void)alpn_opt;
(void)updateKeysIVs;
(void)useX25519;
(void)helloRetry;
(void)useBadCert;
StackTrap();
#ifndef WOLFSSL_VXWORKS
/* Not used: All used */
while ((ch = mygetopt(argc, argv, "?"
"ab:c:defgh:ijk:l:mnop:q:rstuv:wxyz"
"A:B:CDE:F:GH:IJKL:M:NO:PQRS:TUVW:XYZ:"
"03:")) != -1) {
switch (ch) {
case '?' :
Usage();
exit(EXIT_SUCCESS);
case 'g' :
sendGET = 1;
break;
case 'd' :
doPeerCheck = 0;
break;
case 'e' :
ShowCiphers();
exit(EXIT_SUCCESS);
case 'D' :
overrideDateErrors = 1;
break;
case 'C' :
#ifdef HAVE_CRL
disableCRL = 1;
#endif
break;
case 'u' :
doDTLS = 1;
dtlsUDP = 1;
break;
case 'G' :
#ifdef WOLFSSL_SCTP
doDTLS = 1;
dtlsSCTP = 1;
#endif
break;
case 's' :
usePsk = 1;
break;
#ifdef WOLFSSL_TRUST_PEER_CERT
case 'E' :
trustCert = myoptarg;
break;
#endif
case 'm' :
matchName = 1;
break;
case 'x' :
useClientCert = 0;
break;
case 'X' :
externalTest = 1;
break;
case 'f' :
fewerPackets = 1;
break;
case 'U' :
#ifdef ATOMIC_USER
atomicUser = 1;
#endif
break;
case 'P' :
#ifdef HAVE_PK_CALLBACKS
pkCallbacks = 1;
#endif
break;
case 'h' :
host = myoptarg;
domain = myoptarg;
break;
case 'p' :
port = (word16)atoi(myoptarg);
#if !defined(NO_MAIN_DRIVER) || defined(USE_WINDOWS_API)
if (port == 0)
err_sys("port number cannot be 0");
#endif
break;
case 'v' :
version = atoi(myoptarg);
if (version < 0 || version > 4) {
Usage();
exit(MY_EX_USAGE);
}
break;
case 'V' :
ShowVersions();
exit(EXIT_SUCCESS);
case 'l' :
cipherList = myoptarg;
break;
case 'H' :
if (XSTRNCMP(myoptarg, "defCipherList", 13) == 0) {
printf("Using default cipher list for testing\n");
useDefCipherList = 1;
}
else if (XSTRNCMP(myoptarg, "badCert", 7) == 0) {
printf("Using bad certificate for testing\n");
useBadCert = 1;
}
else {
Usage();
exit(MY_EX_USAGE);
}
break;
case 'A' :
verifyCert = myoptarg;
break;
case 'c' :
ourCert = myoptarg;
break;
case 'k' :
ourKey = myoptarg;
break;
case 'Z' :
#ifndef NO_DH
minDhKeyBits = atoi(myoptarg);
if (minDhKeyBits <= 0 || minDhKeyBits > 16000) {
Usage();
exit(MY_EX_USAGE);
}
#endif
break;
case 'b' :
benchmark = atoi(myoptarg);
if (benchmark < 0 || benchmark > 1000000) {
Usage();
exit(MY_EX_USAGE);
}
break;
case 'B' :
throughput = atoi(myoptarg);
if (throughput <= 0) {
Usage();
exit(MY_EX_USAGE);
}
break;
case 'N' :
nonBlocking = 1;
break;
case 'r' :
resumeSession = 1;
break;
case 'w' :
wc_shutdown = 1;
break;
case 'R' :
#ifdef HAVE_SECURE_RENEGOTIATION
scr = 1;
#endif
break;
case 'i' :
#ifdef HAVE_SECURE_RENEGOTIATION
scr = 1;
forceScr = 1;
#endif
break;
case 'z' :
#ifndef WOLFSSL_LEANPSK
wolfSSL_GetObjectSize();
#endif
break;
case 'S' :
#ifdef HAVE_SNI
sniHostName = myoptarg;
#endif
break;
case 'F' :
#ifdef HAVE_MAX_FRAGMENT
maxFragment = atoi(myoptarg);
if (maxFragment < WOLFSSL_MFL_2_9 ||
maxFragment > WOLFSSL_MFL_2_13) {
Usage();
exit(MY_EX_USAGE);
}
#endif
break;
case 'T' :
#ifdef HAVE_TRUNCATED_HMAC
truncatedHMAC = 1;
#endif
break;
case 'n' :
#ifdef HAVE_EXTENDED_MASTER
disableExtMasterSecret = 1;
#endif
break;
case 'W' :
#if defined(HAVE_CERTIFICATE_STATUS_REQUEST) \
|| defined(HAVE_CERTIFICATE_STATUS_REQUEST_V2)
statusRequest = atoi(myoptarg);
#endif
break;
case 'o' :
#ifdef HAVE_OCSP
useOcsp = 1;
#endif
break;
case 'O' :
#ifdef HAVE_OCSP
useOcsp = 1;
ocspUrl = myoptarg;
#endif
break;
case 'a' :
#ifdef HAVE_ANON
useAnon = 1;
#endif
break;
case 'L' :
#ifdef HAVE_ALPN
alpnList = myoptarg;
if (alpnList[0] == 'C' && alpnList[1] == ':')
alpn_opt = WOLFSSL_ALPN_CONTINUE_ON_MISMATCH;
else if (alpnList[0] == 'F' && alpnList[1] == ':')
alpn_opt = WOLFSSL_ALPN_FAILED_ON_MISMATCH;
else {
Usage();
exit(MY_EX_USAGE);
}
alpnList += 2;
#endif
break;
case 'M' :
doSTARTTLS = 1;
starttlsProt = myoptarg;
if (XSTRNCMP(starttlsProt, "smtp", 4) != 0) {
Usage();
exit(MY_EX_USAGE);
}
break;
case 'q' :
#ifdef HAVE_WNR
wnrConfigFile = myoptarg;
#endif
break;
case 'J' :
#ifdef WOLFSSL_TLS13
helloRetry = 1;
#endif
break;
case 'K' :
#ifdef WOLFSSL_TLS13
noPskDheKe = 1;
#endif
break;
case 'I' :
#ifdef WOLFSSL_TLS13
updateKeysIVs = 1;
#endif
break;
case 'y' :
#if defined(WOLFSSL_TLS13) && !defined(NO_DH)
onlyKeyShare = 1;
#endif
break;
case 'Y' :
#if defined(WOLFSSL_TLS13) && defined(HAVE_ECC)
onlyKeyShare = 2;
#endif
break;
case 'j' :
useVerifyCb = 1;
break;
case 't' :
#ifdef HAVE_CURVE25519
useX25519 = 1;
#if defined(WOLFSSL_TLS13) && defined(HAVE_ECC)
onlyKeyShare = 2;
#endif
#endif
break;
case 'Q' :
#if defined(WOLFSSL_TLS13) && \
defined(WOLFSSL_POST_HANDSHAKE_AUTH)
postHandAuth = 1;
#endif
break;
case '0' :
#ifdef WOLFSSL_EARLY_DATA
earlyData = 1;
#endif
break;
case '3' :
#ifdef WOLFSSL_MULTICAST
doMcast = 1;
mcastID = (byte)(atoi(myoptarg) & 0xFF);
#endif
break;
default:
Usage();
exit(MY_EX_USAGE);
}
}
myoptind = 0; /* reset for test cases */
#endif /* !WOLFSSL_VXWORKS */
if (externalTest) {
/* detect build cases that wouldn't allow test against wolfssl.com */
int done = 0;
#ifdef NO_RSA
done += 1;
#endif
/* www.globalsign.com does not respond to ipv6 ocsp requests */
#if defined(TEST_IPV6) && defined(HAVE_OCSP)
done += 1;
#endif
/* www.globalsign.com has limited supported cipher suites */
#if defined(NO_AES) && defined(HAVE_OCSP)
done += 1;
#endif
/* www.globalsign.com only supports static RSA or ECDHE with AES */
/* We cannot expect users to have on static RSA so test for ECC only
* as some users will most likely be on 32-bit systems where ECC
* is not enabled by default */
#if defined(HAVE_OCSP) && !defined(HAVE_ECC)
done += 1;
#endif
#ifndef NO_PSK
done += 1;
#endif
#ifdef NO_SHA
done += 1; /* external cert chain most likely has SHA */
#endif
#if !defined(HAVE_ECC) && !defined(WOLFSSL_STATIC_RSA) \
|| ( defined(HAVE_ECC) && !defined(HAVE_SUPPORTED_CURVES) \
&& !defined(WOLFSSL_STATIC_RSA) )
/* google needs ECDHE+Supported Curves or static RSA */
if (!XSTRNCMP(domain, "www.google.com", 14))
done += 1;
#endif
#if !defined(HAVE_ECC) && !defined(WOLFSSL_STATIC_RSA)
/* wolfssl needs ECDHE or static RSA */
if (!XSTRNCMP(domain, "www.wolfssl.com", 15))
done += 1;
#endif
#if !defined(WOLFSSL_SHA384)
if (!XSTRNCMP(domain, "www.wolfssl.com", 15)) {
/* wolfssl need sha384 for cert chain verify */
done += 1;
}
#endif
#if !defined(HAVE_AESGCM) && defined(NO_AES) && \
!(defined(HAVE_CHACHA) && defined(HAVE_POLY1305))
/* need at least on of these for external tests */
done += 1;
#endif
#if defined(HAVE_QSH)
/*currently google server rejects client hello with QSH extension.*/
done += 1;
#endif
if (done) {
printf("external test can't be run in this mode");
((func_args*)args)->return_code = 0;
exit(EXIT_SUCCESS);
}
}
/* sort out DTLS versus TLS versions */
if (version == CLIENT_INVALID_VERSION) {
if (doDTLS)
version = CLIENT_DTLS_DEFAULT_VERSION;
else
version = CLIENT_DEFAULT_VERSION;
}
else {
if (doDTLS) {
if (version == 3)
version = -2;
else
version = -1;
}
}
#ifdef HAVE_WNR
if (wc_InitNetRandom(wnrConfigFile, NULL, 5000) != 0)
err_sys("can't load whitewood net random config file");
#endif
switch (version) {
#ifndef NO_OLD_TLS
#ifdef WOLFSSL_ALLOW_SSLV3
case 0:
method = wolfSSLv3_client_method_ex;
break;
#endif
#ifndef NO_TLS
#ifdef WOLFSSL_ALLOW_TLSV10
case 1:
method = wolfTLSv1_client_method_ex;
break;
#endif
case 2:
method = wolfTLSv1_1_client_method_ex;
break;
#endif /* !NO_TLS */
#endif /* !NO_OLD_TLS */
#ifndef NO_TLS
case 3:
method = wolfTLSv1_2_client_method_ex;
break;
#ifdef WOLFSSL_TLS13
case 4:
method = wolfTLSv1_3_client_method_ex;
break;
#endif
#endif /* NO_TLS */
#ifdef WOLFSSL_DTLS
#ifndef NO_OLD_TLS
case -1:
method = wolfDTLSv1_client_method_ex;
break;
#endif
case -2:
method = wolfDTLSv1_2_client_method_ex;
break;
#endif
default:
err_sys("Bad SSL version");
break;
}
if (method == NULL)
err_sys("unable to get method");
#ifdef WOLFSSL_STATIC_MEMORY
#ifdef DEBUG_WOLFSSL
/* print off helper buffer sizes for use with static memory
* printing to stderr incase of debug mode turned on */
fprintf(stderr, "static memory management size = %d\n",
wolfSSL_MemoryPaddingSz());
fprintf(stderr, "calculated optimum general buffer size = %d\n",
wolfSSL_StaticBufferSz(memory, sizeof(memory), 0));
fprintf(stderr, "calculated optimum IO buffer size = %d\n",
wolfSSL_StaticBufferSz(memoryIO, sizeof(memoryIO),
WOLFMEM_IO_POOL_FIXED));
#endif /* DEBUG_WOLFSSL */
if (wolfSSL_CTX_load_static_memory(&ctx, method, memory, sizeof(memory),
0, 1) != WOLFSSL_SUCCESS) {
err_sys("unable to load static memory");
}
if (wolfSSL_CTX_load_static_memory(&ctx, NULL, memoryIO, sizeof(memoryIO),
WOLFMEM_IO_POOL_FIXED | WOLFMEM_TRACK_STATS, 1) != WOLFSSL_SUCCESS) {
err_sys("unable to load static memory");
}
#else
ctx = wolfSSL_CTX_new(method(NULL));
#endif
if (ctx == NULL)
err_sys("unable to get ctx");
#ifdef SINGLE_THREADED
if (wolfSSL_CTX_new_rng(ctx) != WOLFSSL_SUCCESS) {
wolfSSL_CTX_free(ctx);
err_sys("Single Threaded new rng at CTX failed");
}
#endif
if (cipherList && !useDefCipherList) {
if (wolfSSL_CTX_set_cipher_list(ctx, cipherList) != WOLFSSL_SUCCESS) {
wolfSSL_CTX_free(ctx);
err_sys("client can't set cipher list 1");
}
}
#ifdef WOLFSSL_LEANPSK
if (!usePsk) {
usePsk = 1;
}
#endif
#if defined(NO_RSA) && !defined(HAVE_ECC)
if (!usePsk) {
usePsk = 1;
}
#endif
if (fewerPackets)
wolfSSL_CTX_set_group_messages(ctx);
#ifndef NO_DH
wolfSSL_CTX_SetMinDhKey_Sz(ctx, (word16)minDhKeyBits);
#endif
if (usePsk) {
#ifndef NO_PSK
wolfSSL_CTX_set_psk_client_callback(ctx, my_psk_client_cb);
if (cipherList == NULL) {
const char *defaultCipherList;
#if defined(HAVE_AESGCM) && !defined(NO_DH)
#ifdef WOLFSSL_TLS13
defaultCipherList = "DHE-PSK-AES128-GCM-SHA256:"
"TLS13-AES128-GCM-SHA256";
#else
defaultCipherList = "DHE-PSK-AES128-GCM-SHA256";
#endif
#elif defined(HAVE_NULL_CIPHER)
defaultCipherList = "PSK-NULL-SHA256";
#else
defaultCipherList = "PSK-AES128-CBC-SHA256";
#endif
if (wolfSSL_CTX_set_cipher_list(ctx,defaultCipherList)
!=WOLFSSL_SUCCESS) {
wolfSSL_CTX_free(ctx);
err_sys("client can't set cipher list 2");
}
}
#endif
if (useClientCert) {
useClientCert = 0;
}
}
if (useAnon) {
#ifdef HAVE_ANON
if (cipherList == NULL || (cipherList && useDefCipherList)) {
wolfSSL_CTX_allow_anon_cipher(ctx);
if (wolfSSL_CTX_set_cipher_list(ctx,"ADH-AES128-SHA")
!= WOLFSSL_SUCCESS) {
wolfSSL_CTX_free(ctx);
err_sys("client can't set cipher list 4");
}
}
#endif
if (useClientCert) {
useClientCert = 0;
}
}
#ifdef WOLFSSL_SCTP
if (dtlsSCTP)
wolfSSL_CTX_dtls_set_sctp(ctx);
#endif
#if defined(OPENSSL_EXTRA) || defined(HAVE_WEBSERVER)
wolfSSL_CTX_set_default_passwd_cb(ctx, PasswordCallBack);
#endif
#if defined(WOLFSSL_SNIFFER)
if (cipherList == NULL) {
/* don't use EDH, can't sniff tmp keys */
if (wolfSSL_CTX_set_cipher_list(ctx, "AES128-SHA") != WOLFSSL_SUCCESS) {
wolfSSL_CTX_free(ctx);
err_sys("client can't set cipher list 3");
}
}
#endif
#ifdef HAVE_OCSP
if (useOcsp) {
#ifdef HAVE_IO_TIMEOUT
wolfIO_SetTimeout(DEFAULT_TIMEOUT_SEC);
#endif
if (ocspUrl != NULL) {
wolfSSL_CTX_SetOCSP_OverrideURL(ctx, ocspUrl);
wolfSSL_CTX_EnableOCSP(ctx, WOLFSSL_OCSP_NO_NONCE
| WOLFSSL_OCSP_URL_OVERRIDE);
}
else {
wolfSSL_CTX_EnableOCSP(ctx, WOLFSSL_OCSP_CHECKALL);
}
#ifdef WOLFSSL_NONBLOCK_OCSP
wolfSSL_CTX_SetOCSP_Cb(ctx, OCSPIOCb, OCSPRespFreeCb, NULL);
#endif
}
#endif
#ifdef USER_CA_CB
wolfSSL_CTX_SetCACb(ctx, CaCb);
#endif
#if !defined(NO_CERTS)
if (useClientCert){
#if !defined(NO_FILESYSTEM)
if (wolfSSL_CTX_use_certificate_chain_file(ctx, ourCert)
!= WOLFSSL_SUCCESS) {
wolfSSL_CTX_free(ctx);
err_sys("can't load client cert file, check file and run from"
" wolfSSL home dir");
}
if (wolfSSL_CTX_use_PrivateKey_file(ctx, ourKey, WOLFSSL_FILETYPE_PEM)
!= WOLFSSL_SUCCESS) {
wolfSSL_CTX_free(ctx);
err_sys("can't load client private key file, check file and run "
"from wolfSSL home dir");
}
#else
load_buffer(ctx, ourCert, WOLFSSL_CERT_CHAIN);
load_buffer(ctx, ourKey, WOLFSSL_KEY);
#endif /* !defined(NO_FILESYSTEM) */
}
/* for testing only - use client cert as CA to force no signer error */
if (useBadCert) {
#if !defined(NO_RSA)
verifyCert = "./certs/client-cert.pem";
#elif defined(HAVE_ECC)
verifyCert = "./certs/client-ecc-cert.pem";
#endif
}
if (!usePsk && !useAnon && !useVerifyCb) {
#if !defined(NO_FILESYSTEM)
if (wolfSSL_CTX_load_verify_locations(ctx, verifyCert,0)
!= WOLFSSL_SUCCESS) {
wolfSSL_CTX_free(ctx);
err_sys("can't load ca file, Please run from wolfSSL home dir");
}
#else
load_buffer(ctx, verifyCert, WOLFSSL_CA);
#endif /* !defined(NO_FILESYSTEM) */
#ifdef HAVE_ECC
/* load ecc verify too, echoserver uses it by default w/ ecc */
#if !defined(NO_FILESYSTEM)
if (wolfSSL_CTX_load_verify_locations(ctx, eccCertFile, 0)
!= WOLFSSL_SUCCESS) {
wolfSSL_CTX_free(ctx);
err_sys("can't load ecc ca file, Please run from wolfSSL home dir");
}
#else
load_buffer(ctx, eccCertFile, WOLFSSL_CA);
#endif /* !defined(NO_FILESYSTEM) */
#endif /* HAVE_ECC */
#if defined(WOLFSSL_TRUST_PEER_CERT) && !defined(NO_FILESYSTEM)
if (trustCert) {
if ((ret = wolfSSL_CTX_trust_peer_cert(ctx, trustCert,
WOLFSSL_FILETYPE_PEM)) != WOLFSSL_SUCCESS) {
wolfSSL_CTX_free(ctx);
err_sys("can't load trusted peer cert file");
}
}
#endif /* WOLFSSL_TRUST_PEER_CERT && !NO_FILESYSTEM */
}
if (useVerifyCb)
wolfSSL_CTX_set_verify(ctx, WOLFSSL_VERIFY_PEER, myVerify);
else if (!usePsk && !useAnon && doPeerCheck == 0)
wolfSSL_CTX_set_verify(ctx, WOLFSSL_VERIFY_NONE, 0);
else if (!usePsk && !useAnon && overrideDateErrors == 1)
wolfSSL_CTX_set_verify(ctx, WOLFSSL_VERIFY_PEER, myDateCb);
#endif /* !defined(NO_CERTS) */
#ifdef WOLFSSL_ASYNC_CRYPT
ret = wolfAsync_DevOpen(&devId);
if (ret < 0) {
printf("Async device open failed\nRunning without async\n");
}
wolfSSL_CTX_UseAsync(ctx, devId);
#endif /* WOLFSSL_ASYNC_CRYPT */
#ifdef HAVE_SNI
if (sniHostName)
if (wolfSSL_CTX_UseSNI(ctx, 0, sniHostName,
(word16) XSTRLEN(sniHostName)) != WOLFSSL_SUCCESS) {
wolfSSL_CTX_free(ctx);
err_sys("UseSNI failed");
}
#endif
#ifdef HAVE_MAX_FRAGMENT
if (maxFragment)
if (wolfSSL_CTX_UseMaxFragment(ctx, maxFragment) != WOLFSSL_SUCCESS) {
wolfSSL_CTX_free(ctx);
err_sys("UseMaxFragment failed");
}
#endif
#ifdef HAVE_TRUNCATED_HMAC
if (truncatedHMAC)
if (wolfSSL_CTX_UseTruncatedHMAC(ctx) != WOLFSSL_SUCCESS) {
wolfSSL_CTX_free(ctx);
err_sys("UseTruncatedHMAC failed");
}
#endif
#ifdef HAVE_SESSION_TICKET
if (wolfSSL_CTX_UseSessionTicket(ctx) != WOLFSSL_SUCCESS) {
wolfSSL_CTX_free(ctx);
err_sys("UseSessionTicket failed");
}
#endif
#ifdef HAVE_EXTENDED_MASTER
if (disableExtMasterSecret)
if (wolfSSL_CTX_DisableExtendedMasterSecret(ctx) != WOLFSSL_SUCCESS) {
wolfSSL_CTX_free(ctx);
err_sys("DisableExtendedMasterSecret failed");
}
#endif
#if defined(HAVE_CURVE25519) && defined(HAVE_SUPPORTED_CURVES)
if (useX25519) {
if (wolfSSL_CTX_UseSupportedCurve(ctx, WOLFSSL_ECC_X25519)
!= WOLFSSL_SUCCESS) {
err_sys("unable to support X25519");
}
if (wolfSSL_CTX_UseSupportedCurve(ctx, WOLFSSL_ECC_SECP256R1)
!= WOLFSSL_SUCCESS) {
err_sys("unable to support secp256r1");
}
}
#endif /* HAVE_CURVE25519 && HAVE_SUPPORTED_CURVES */
if (benchmark) {
((func_args*)args)->return_code =
ClientBenchmarkConnections(ctx, host, port, dtlsUDP, dtlsSCTP,
benchmark, resumeSession, useX25519,
helloRetry);
wolfSSL_CTX_free(ctx);
exit(EXIT_SUCCESS);
}
if(throughput) {
((func_args*)args)->return_code =
ClientBenchmarkThroughput(ctx, host, port, dtlsUDP, dtlsSCTP,
throughput, useX25519);
wolfSSL_CTX_free(ctx);
exit(EXIT_SUCCESS);
}
#if defined(WOLFSSL_MDK_ARM)
wolfSSL_CTX_set_verify(ctx, WOLFSSL_VERIFY_NONE, 0);
#endif
#if defined(OPENSSL_EXTRA)
if (wolfSSL_CTX_get_read_ahead(ctx) != 0) {
wolfSSL_CTX_free(ctx);
err_sys("bad read ahead default value");
}
if (wolfSSL_CTX_set_read_ahead(ctx, 1) != WOLFSSL_SUCCESS) {
wolfSSL_CTX_free(ctx);
err_sys("error setting read ahead value");
}
#endif
#ifdef WOLFSSL_TLS13
if (noPskDheKe)
wolfSSL_CTX_no_dhe_psk(ctx);
#endif
#if defined(WOLFSSL_TLS13) && defined(WOLFSSL_POST_HANDSHAKE_AUTH)
if (postHandAuth)
wolfSSL_CTX_allow_post_handshake_auth(ctx);
#endif
#if defined(WOLFSSL_STATIC_MEMORY) && defined(DEBUG_WOLFSSL)
fprintf(stderr, "Before creating SSL\n");
if (wolfSSL_CTX_is_static_memory(ctx, &mem_stats) != 1)
err_sys("ctx not using static memory");
if (wolfSSL_PrintStats(&mem_stats) != 1) /* function in test.h */
err_sys("error printing out memory stats");
#endif
if (doMcast) {
#ifdef WOLFSSL_MULTICAST
wolfSSL_CTX_mcast_set_member_id(ctx, mcastID);
if (wolfSSL_CTX_set_cipher_list(ctx, "WDM-NULL-SHA256")
!= WOLFSSL_SUCCESS) {
wolfSSL_CTX_free(ctx);
err_sys("Couldn't set multicast cipher list.");
}
#endif
}
ssl = wolfSSL_new(ctx);
if (ssl == NULL) {
wolfSSL_CTX_free(ctx);
err_sys("unable to get SSL object");
}
#ifdef OPENSSL_EXTRA
wolfSSL_KeepArrays(ssl);
#endif
#if defined(WOLFSSL_STATIC_MEMORY) && defined(DEBUG_WOLFSSL)
fprintf(stderr, "After creating SSL\n");
if (wolfSSL_CTX_is_static_memory(ctx, &mem_stats) != 1)
err_sys("ctx not using static memory");
if (wolfSSL_PrintStats(&mem_stats) != 1) /* function in test.h */
err_sys("error printing out memory stats");
#endif
#ifdef WOLFSSL_TLS13
if (!helloRetry) {
if (onlyKeyShare == 0 || onlyKeyShare == 2) {
#ifdef HAVE_CURVE25519
if (useX25519) {
if (wolfSSL_UseKeyShare(ssl, WOLFSSL_ECC_X25519)
!= WOLFSSL_SUCCESS) {
err_sys("unable to use curve x25519");
}
}
#endif
#ifdef HAVE_ECC
#if defined(HAVE_ECC256) || defined(HAVE_ALL_CURVES)
if (wolfSSL_UseKeyShare(ssl, WOLFSSL_ECC_SECP256R1)
!= WOLFSSL_SUCCESS) {
err_sys("unable to use curve secp256r1");
}
#endif
#if defined(HAVE_ECC384) || defined(HAVE_ALL_CURVES)
if (wolfSSL_UseKeyShare(ssl, WOLFSSL_ECC_SECP384R1)
!= WOLFSSL_SUCCESS) {
err_sys("unable to use curve secp384r1");
}
#endif
#endif
}
if (onlyKeyShare == 0 || onlyKeyShare == 1) {
#ifdef HAVE_FFDHE_2048
if (wolfSSL_UseKeyShare(ssl, WOLFSSL_FFDHE_2048)
!= WOLFSSL_SUCCESS) {
err_sys("unable to use DH 2048-bit parameters");
}
#endif
}
}
else {
wolfSSL_NoKeyShares(ssl);
}
#endif
if (doMcast) {
#ifdef WOLFSSL_MULTICAST
byte pms[512]; /* pre master secret */
byte cr[32]; /* client random */
byte sr[32]; /* server random */
const byte suite[2] = {0, 0xfe}; /* WDM_WITH_NULL_SHA256 */
XMEMSET(pms, 0x23, sizeof(pms));
XMEMSET(cr, 0xA5, sizeof(cr));
XMEMSET(sr, 0x5A, sizeof(sr));
if (wolfSSL_set_secret(ssl, 1, pms, sizeof(pms), cr, sr, suite)
!= WOLFSSL_SUCCESS) {
wolfSSL_CTX_free(ctx);
err_sys("unable to set mcast secret");
}
#endif
}
#ifdef HAVE_SESSION_TICKET
wolfSSL_set_SessionTicket_cb(ssl, sessionTicketCB, (void*)"initial session");
#endif
#ifdef HAVE_ALPN
if (alpnList != NULL) {
printf("ALPN accepted protocols list : %s\n", alpnList);
wolfSSL_UseALPN(ssl, alpnList, (word32)XSTRLEN(alpnList), alpn_opt);
}
#endif
#ifdef HAVE_CERTIFICATE_STATUS_REQUEST
if (statusRequest) {
switch (statusRequest) {
case WOLFSSL_CSR_OCSP:
if (wolfSSL_UseOCSPStapling(ssl, WOLFSSL_CSR_OCSP,
WOLFSSL_CSR_OCSP_USE_NONCE) != WOLFSSL_SUCCESS) {
wolfSSL_free(ssl);
wolfSSL_CTX_free(ctx);
err_sys("UseCertificateStatusRequest failed");
}
break;
}
wolfSSL_CTX_EnableOCSP(ctx, 0);
}
#endif
#ifdef HAVE_CERTIFICATE_STATUS_REQUEST_V2
if (statusRequest) {
switch (statusRequest) {
case WOLFSSL_CSR2_OCSP:
if (wolfSSL_UseOCSPStaplingV2(ssl,
WOLFSSL_CSR2_OCSP, WOLFSSL_CSR2_OCSP_USE_NONCE)
!= WOLFSSL_SUCCESS) {
wolfSSL_free(ssl);
wolfSSL_CTX_free(ctx);
err_sys("UseCertificateStatusRequest failed");
}
break;
case WOLFSSL_CSR2_OCSP_MULTI:
if (wolfSSL_UseOCSPStaplingV2(ssl,
WOLFSSL_CSR2_OCSP_MULTI, 0)
!= WOLFSSL_SUCCESS) {
wolfSSL_free(ssl);
wolfSSL_CTX_free(ctx);
err_sys("UseCertificateStatusRequest failed");
}
break;
}
wolfSSL_CTX_EnableOCSP(ctx, 0);
}
#endif
tcp_connect(&sockfd, host, port, dtlsUDP, dtlsSCTP, ssl);
if (wolfSSL_set_fd(ssl, sockfd) != WOLFSSL_SUCCESS) {
wolfSSL_free(ssl);
wolfSSL_CTX_free(ctx);
err_sys("error in setting fd");
}
/* STARTTLS */
if (doSTARTTLS) {
if (StartTLS_Init(&sockfd) != WOLFSSL_SUCCESS) {
wolfSSL_free(ssl);
wolfSSL_CTX_free(ctx);
err_sys("error during STARTTLS protocol");
}
}
#ifdef HAVE_CRL
if (disableCRL == 0 && !useVerifyCb) {
#ifdef HAVE_IO_TIMEOUT
wolfIO_SetTimeout(DEFAULT_TIMEOUT_SEC);
#endif
if (wolfSSL_EnableCRL(ssl, WOLFSSL_CRL_CHECKALL) != WOLFSSL_SUCCESS) {
wolfSSL_free(ssl);
wolfSSL_CTX_free(ctx);
err_sys("can't enable crl check");
}
if (wolfSSL_LoadCRL(ssl, crlPemDir, WOLFSSL_FILETYPE_PEM, 0)
!= WOLFSSL_SUCCESS) {
wolfSSL_free(ssl);
wolfSSL_CTX_free(ctx);
err_sys("can't load crl, check crlfile and date validity");
}
if (wolfSSL_SetCRL_Cb(ssl, CRL_CallBack) != WOLFSSL_SUCCESS) {
wolfSSL_free(ssl);
wolfSSL_CTX_free(ctx);
err_sys("can't set crl callback");
}
}
#endif
#ifdef HAVE_SECURE_RENEGOTIATION
if (scr) {
if (wolfSSL_UseSecureRenegotiation(ssl) != WOLFSSL_SUCCESS) {
wolfSSL_free(ssl);
wolfSSL_CTX_free(ctx);
err_sys("can't enable secure renegotiation");
}
}
#endif
#ifdef ATOMIC_USER
if (atomicUser)
SetupAtomicUser(ctx, ssl);
#endif
#ifdef HAVE_PK_CALLBACKS
if (pkCallbacks)
SetupPkCallbacks(ctx, ssl);
#endif
if (matchName && doPeerCheck)
wolfSSL_check_domain_name(ssl, domain);
#ifndef WOLFSSL_CALLBACKS
if (nonBlocking) {
wolfSSL_set_using_nonblock(ssl, 1);
tcp_set_nonblocking(&sockfd);
ret = NonBlockingSSL_Connect(ssl);
}
else {
do {
err = 0; /* reset error */
ret = wolfSSL_connect(ssl);
if (ret != WOLFSSL_SUCCESS) {
err = wolfSSL_get_error(ssl, 0);
#ifdef WOLFSSL_ASYNC_CRYPT
if (err == WC_PENDING_E) {
ret = wolfSSL_AsyncPoll(ssl, WOLF_POLL_FLAG_CHECK_HW);
if (ret < 0) break;
}
#endif
}
} while (err == WC_PENDING_E);
}
#else
timeout.tv_sec = DEFAULT_TIMEOUT_SEC;
timeout.tv_usec = 0;
ret = NonBlockingSSL_Connect(ssl); /* will keep retrying on timeout */
#endif
if (ret != WOLFSSL_SUCCESS) {
printf("wolfSSL_connect error %d, %s\n", err,
wolfSSL_ERR_error_string(err, buffer));
wolfSSL_free(ssl);
wolfSSL_CTX_free(ctx);
err_sys("wolfSSL_connect failed");
/* see note at top of README */
/* if you're getting an error here */
}
showPeer(ssl);
#ifdef OPENSSL_EXTRA
{
byte* rnd;
byte* pt;
size_t size;
/* get size of buffer then print */
size = wolfSSL_get_client_random(NULL, NULL, 0);
if (size == 0) {
wolfSSL_free(ssl);
wolfSSL_CTX_free(ctx);
err_sys("error getting client random buffer size");
}
rnd = (byte*)XMALLOC(size, NULL, DYNAMIC_TYPE_TMP_BUFFER);
if (rnd == NULL) {
wolfSSL_free(ssl);
wolfSSL_CTX_free(ctx);
err_sys("error creating client random buffer");
}
size = wolfSSL_get_client_random(ssl, rnd, size);
if (size == 0) {
XFREE(rnd, NULL, DYNAMIC_TYPE_TMP_BUFFER);
wolfSSL_free(ssl);
wolfSSL_CTX_free(ctx);
err_sys("error getting client random buffer");
}
printf("Client Random : ");
for (pt = rnd; pt < rnd + size; pt++) printf("%02X", *pt);
printf("\n");
XFREE(rnd, NULL, DYNAMIC_TYPE_TMP_BUFFER);
}
#endif
if (doSTARTTLS) {
if (XSTRNCMP(starttlsProt, "smtp", 4) == 0) {
if (SMTP_Shutdown(ssl, wc_shutdown) != WOLFSSL_SUCCESS) {
wolfSSL_free(ssl);
wolfSSL_CTX_free(ctx);
err_sys("error closing STARTTLS connection");
}
}
wolfSSL_free(ssl);
CloseSocket(sockfd);
wolfSSL_CTX_free(ctx);
((func_args*)args)->return_code = 0;
return 0;
}
#ifdef HAVE_ALPN
if (alpnList != NULL) {
char *protocol_name = NULL;
word16 protocol_nameSz = 0;
err = wolfSSL_ALPN_GetProtocol(ssl, &protocol_name, &protocol_nameSz);
if (err == WOLFSSL_SUCCESS)
printf("Received ALPN protocol : %s (%d)\n",
protocol_name, protocol_nameSz);
else if (err == WOLFSSL_ALPN_NOT_FOUND)
printf("No ALPN response received (no match with server)\n");
else
printf("Getting ALPN protocol name failed\n");
}
#endif
#ifdef HAVE_SECURE_RENEGOTIATION
if (scr && forceScr) {
if (nonBlocking) {
printf("not doing secure renegotiation on example with"
" nonblocking yet");
} else {
if (wolfSSL_Rehandshake(ssl) != WOLFSSL_SUCCESS) {
err = wolfSSL_get_error(ssl, 0);
printf("err = %d, %s\n", err,
wolfSSL_ERR_error_string(err, buffer));
wolfSSL_free(ssl);
wolfSSL_CTX_free(ctx);
err_sys("wolfSSL_Rehandshake failed");
}
}
}
#endif /* HAVE_SECURE_RENEGOTIATION */
if (sendGET) {
printf("SSL connect ok, sending GET...\n");
msgSz = 28;
strncpy(msg, "GET /index.html HTTP/1.0\r\n\r\n", msgSz);
msg[msgSz] = '\0';
resumeSz = msgSz;
strncpy(resumeMsg, "GET /index.html HTTP/1.0\r\n\r\n", resumeSz);
resumeMsg[resumeSz] = '\0';
}
/* allow some time for exporting the session */
#ifdef WOLFSSL_SESSION_EXPORT_DEBUG
#ifdef USE_WINDOWS_API
Sleep(500);
#elif defined(WOLFSSL_TIRTOS)
Task_sleep(1);
#else
sleep(1);
#endif
#endif /* WOLFSSL_SESSION_EXPORT_DEBUG */
#ifdef WOLFSSL_TLS13
if (updateKeysIVs)
wolfSSL_update_keys(ssl);
#endif
ClientWrite(ssl, msg, msgSz);
ClientRead(ssl, reply, sizeof(reply)-1, 1);
#if defined(WOLFSSL_TLS13) && defined(WOLFSSL_POST_HANDSHAKE_AUTH)
if (postHandAuth)
ClientWrite(ssl, msg, msgSz);
#endif
if (sendGET) { /* get html */
ClientRead(ssl, reply, sizeof(reply)-1, 0);
}
#ifndef NO_SESSION_CACHE
if (resumeSession) {
session = wolfSSL_get_session(ssl);
}
#endif
if (dtlsUDP == 0) { /* don't send alert after "break" command */
ret = wolfSSL_shutdown(ssl);
if (wc_shutdown && ret == WOLFSSL_SHUTDOWN_NOT_DONE)
wolfSSL_shutdown(ssl); /* bidirectional shutdown */
}
#ifdef ATOMIC_USER
if (atomicUser)
FreeAtomicUser(ssl);
#endif
/* display collected statistics */
#ifdef WOLFSSL_STATIC_MEMORY
if (wolfSSL_is_static_memory(ssl, &ssl_stats) != 1)
err_sys("static memory was not used with ssl");
fprintf(stderr, "\nprint off SSL memory stats\n");
fprintf(stderr, "*** This is memory state before wolfSSL_free is called\n");
fprintf(stderr, "peak connection memory = %d\n", ssl_stats.peakMem);
fprintf(stderr, "current memory in use = %d\n", ssl_stats.curMem);
fprintf(stderr, "peak connection allocs = %d\n", ssl_stats.peakAlloc);
fprintf(stderr, "current connection allocs = %d\n", ssl_stats.curAlloc);
fprintf(stderr, "total connection allocs = %d\n", ssl_stats.totalAlloc);
fprintf(stderr, "total connection frees = %d\n\n", ssl_stats.totalFr);
#endif
wolfSSL_free(ssl);
CloseSocket(sockfd);
#ifndef NO_SESSION_CACHE
if (resumeSession) {
sslResume = wolfSSL_new(ctx);
if (sslResume == NULL) {
wolfSSL_CTX_free(ctx);
err_sys("unable to get SSL object");
}
if (dtlsUDP) {
#ifdef USE_WINDOWS_API
Sleep(500);
#elif defined(WOLFSSL_TIRTOS)
Task_sleep(1);
#else
sleep(1);
#endif
}
tcp_connect(&sockfd, host, port, dtlsUDP, dtlsSCTP, sslResume);
if (wolfSSL_set_fd(sslResume, sockfd) != WOLFSSL_SUCCESS) {
wolfSSL_free(sslResume);
wolfSSL_CTX_free(ctx);
err_sys("error in setting fd");
}
#ifdef HAVE_ALPN
if (alpnList != NULL) {
printf("ALPN accepted protocols list : %s\n", alpnList);
wolfSSL_UseALPN(sslResume, alpnList, (word32)XSTRLEN(alpnList),
alpn_opt);
}
#endif
#ifdef HAVE_SECURE_RENEGOTIATION
if (scr) {
if (wolfSSL_UseSecureRenegotiation(sslResume) != WOLFSSL_SUCCESS) {
wolfSSL_free(sslResume);
wolfSSL_CTX_free(ctx);
err_sys("can't enable secure renegotiation");
}
}
#endif
wolfSSL_set_session(sslResume, session);
#ifdef HAVE_SESSION_TICKET
wolfSSL_set_SessionTicket_cb(sslResume, sessionTicketCB,
(void*)"resumed session");
#endif
#ifdef WOLFSSL_TLS13
#ifdef HAVE_CURVE25519
if (useX25519) {
if (wolfSSL_UseKeyShare(ssl, WOLFSSL_ECC_X25519) != WOLFSSL_SUCCESS) {
err_sys("unable to use curve x25519");
}
}
#endif
#ifdef HAVE_ECC
if (wolfSSL_UseKeyShare(sslResume,
WOLFSSL_ECC_SECP256R1) != WOLFSSL_SUCCESS) {
err_sys("unable to use curve secp256r1");
}
if (wolfSSL_UseKeyShare(sslResume,
WOLFSSL_ECC_SECP384R1) != WOLFSSL_SUCCESS) {
err_sys("unable to use curve secp384r1");
}
#endif
#ifdef HAVE_FFDHE_2048
if (wolfSSL_UseKeyShare(sslResume, WOLFSSL_FFDHE_2048) != WOLFSSL_SUCCESS) {
err_sys("unable to use DH 2048-bit parameters");
}
#endif
#endif
#ifndef WOLFSSL_CALLBACKS
if (nonBlocking) {
wolfSSL_set_using_nonblock(sslResume, 1);
tcp_set_nonblocking(&sockfd);
ret = NonBlockingSSL_Connect(sslResume);
}
else {
#ifdef WOLFSSL_EARLY_DATA
#ifndef HAVE_SESSION_TICKET
if (!usePsk) {
}
else
#endif
if (earlyData) {
do {
err = 0; /* reset error */
ret = wolfSSL_write_early_data(sslResume, msg, msgSz,
&msgSz);
if (ret <= 0) {
err = wolfSSL_get_error(sslResume, 0);
#ifdef WOLFSSL_ASYNC_CRYPT
if (err == WC_PENDING_E) {
ret = wolfSSL_AsyncPoll(sslResume,
WOLF_POLL_FLAG_CHECK_HW);
if (ret < 0) break;
}
#endif
}
} while (err == WC_PENDING_E);
if (ret != msgSz) {
printf("SSL_write_early_data msg error %d, %s\n", err,
wolfSSL_ERR_error_string(err, buffer));
wolfSSL_free(sslResume);
wolfSSL_CTX_free(ctx);
err_sys("SSL_write_early_data failed");
}
do {
err = 0; /* reset error */
ret = wolfSSL_write_early_data(sslResume, msg, msgSz,
&msgSz);
if (ret <= 0) {
err = wolfSSL_get_error(sslResume, 0);
#ifdef WOLFSSL_ASYNC_CRYPT
if (err == WC_PENDING_E) {
ret = wolfSSL_AsyncPoll(sslResume,
WOLF_POLL_FLAG_CHECK_HW);
if (ret < 0) break;
}
#endif
}
} while (err == WC_PENDING_E);
if (ret != msgSz) {
printf("SSL_write_early_data msg error %d, %s\n", err,
wolfSSL_ERR_error_string(err, buffer));
wolfSSL_free(sslResume);
wolfSSL_CTX_free(ctx);
err_sys("SSL_write_early_data failed");
}
}
#endif
do {
err = 0; /* reset error */
ret = wolfSSL_connect(sslResume);
if (ret != WOLFSSL_SUCCESS) {
err = wolfSSL_get_error(sslResume, 0);
#ifdef WOLFSSL_ASYNC_CRYPT
if (err == WC_PENDING_E) {
ret = wolfSSL_AsyncPoll(sslResume,
WOLF_POLL_FLAG_CHECK_HW);
if (ret < 0) break;
}
#endif
}
} while (err == WC_PENDING_E);
}
#else
timeout.tv_sec = DEFAULT_TIMEOUT_SEC;
timeout.tv_usec = 0;
ret = NonBlockingSSL_Connect(ssl); /* will keep retrying on timeout */
#endif
if (ret != WOLFSSL_SUCCESS) {
printf("wolfSSL_connect resume error %d, %s\n", err,
wolfSSL_ERR_error_string(err, buffer));
wolfSSL_free(sslResume);
wolfSSL_CTX_free(ctx);
err_sys("wolfSSL_connect resume failed");
}
showPeer(sslResume);
if (wolfSSL_session_reused(sslResume))
printf("reused session id\n");
else
printf("didn't reuse session id!!!\n");
#ifdef HAVE_ALPN
if (alpnList != NULL) {
char *protocol_name = NULL;
word16 protocol_nameSz = 0;
printf("Sending ALPN accepted list : %s\n", alpnList);
err = wolfSSL_ALPN_GetProtocol(sslResume, &protocol_name,
&protocol_nameSz);
if (err == WOLFSSL_SUCCESS)
printf("Received ALPN protocol : %s (%d)\n",
protocol_name, protocol_nameSz);
else if (err == WOLFSSL_ALPN_NOT_FOUND)
printf("Not received ALPN response (no match with server)\n");
else
printf("Getting ALPN protocol name failed\n");
}
#endif
/* allow some time for exporting the session */
#ifdef WOLFSSL_SESSION_EXPORT_DEBUG
#ifdef USE_WINDOWS_API
Sleep(500);
#elif defined(WOLFSSL_TIRTOS)
Task_sleep(1);
#else
sleep(1);
#endif
#endif /* WOLFSSL_SESSION_EXPORT_DEBUG */
do {
err = 0; /* reset error */
ret = wolfSSL_write(sslResume, resumeMsg, resumeSz);
if (ret <= 0) {
err = wolfSSL_get_error(sslResume, 0);
#ifdef WOLFSSL_ASYNC_CRYPT
if (err == WC_PENDING_E) {
ret = wolfSSL_AsyncPoll(sslResume, WOLF_POLL_FLAG_CHECK_HW);
if (ret < 0) break;
}
#endif
}
} while (err == WC_PENDING_E);
if (ret != resumeSz) {
printf("SSL_write resume error %d, %s\n", err,
wolfSSL_ERR_error_string(err, buffer));
wolfSSL_free(sslResume);
wolfSSL_CTX_free(ctx);
err_sys("SSL_write failed");
}
if (nonBlocking) {
/* give server a chance to bounce a message back to client */
#ifdef USE_WINDOWS_API
Sleep(500);
#elif defined(WOLFSSL_TIRTOS)
Task_sleep(1);
#else
sleep(1);
#endif
}
do {
err = 0; /* reset error */
ret = wolfSSL_read(sslResume, reply, sizeof(reply)-1);
if (ret <= 0) {
err = wolfSSL_get_error(sslResume, 0);
#ifdef WOLFSSL_ASYNC_CRYPT
if (err == WC_PENDING_E) {
ret = wolfSSL_AsyncPoll(sslResume, WOLF_POLL_FLAG_CHECK_HW);
if (ret < 0) break;
}
#endif
}
} while (err == WC_PENDING_E);
if (ret > 0) {
reply[ret] = 0;
printf("Server resume response: %s\n", reply);
if (sendGET) { /* get html */
while (1) {
do {
err = 0; /* reset error */
ret = wolfSSL_read(sslResume, reply, sizeof(reply)-1);
if (ret <= 0) {
err = wolfSSL_get_error(sslResume, 0);
#ifdef WOLFSSL_ASYNC_CRYPT
if (err == WC_PENDING_E) {
ret = wolfSSL_AsyncPoll(sslResume,
WOLF_POLL_FLAG_CHECK_HW);
if (ret < 0) break;
}
#endif
}
} while (err == WC_PENDING_E);
if (ret > 0) {
reply[ret] = 0;
printf("%s\n", reply);
}
else
break;
}
}
}
if (ret < 0) {
if (err != WOLFSSL_ERROR_WANT_READ) {
printf("SSL_read resume error %d, %s\n", err,
wolfSSL_ERR_error_string(err, buffer));
wolfSSL_free(sslResume);
wolfSSL_CTX_free(ctx);
err_sys("SSL_read failed");
}
}
/* try to send session break */
do {
err = 0; /* reset error */
ret = wolfSSL_write(sslResume, msg, msgSz);
if (ret <= 0) {
err = wolfSSL_get_error(sslResume, 0);
#ifdef WOLFSSL_ASYNC_CRYPT
if (err == WC_PENDING_E) {
ret = wolfSSL_AsyncPoll(sslResume, WOLF_POLL_FLAG_CHECK_HW);
if (ret < 0) break;
}
#endif
}
} while (err == WC_PENDING_E);
ret = wolfSSL_shutdown(sslResume);
if (wc_shutdown && ret == WOLFSSL_SHUTDOWN_NOT_DONE)
wolfSSL_shutdown(sslResume); /* bidirectional shutdown */
/* display collected statistics */
#ifdef WOLFSSL_STATIC_MEMORY
if (wolfSSL_is_static_memory(sslResume, &ssl_stats) != 1)
err_sys("static memory was not used with ssl");
fprintf(stderr, "\nprint off SSLresume memory stats\n");
fprintf(stderr, "*** This is memory state before wolfSSL_free is called\n");
fprintf(stderr, "peak connection memory = %d\n", ssl_stats.peakMem);
fprintf(stderr, "current memory in use = %d\n", ssl_stats.curMem);
fprintf(stderr, "peak connection allocs = %d\n", ssl_stats.peakAlloc);
fprintf(stderr, "current connection allocs = %d\n", ssl_stats.curAlloc);
fprintf(stderr, "total connection allocs = %d\n", ssl_stats.totalAlloc);
fprintf(stderr, "total connection frees = %d\n\n", ssl_stats.totalFr);
#endif
wolfSSL_free(sslResume);
CloseSocket(sockfd);
}
#endif /* NO_SESSION_CACHE */
wolfSSL_CTX_free(ctx);
((func_args*)args)->return_code = 0;
#ifdef WOLFSSL_ASYNC_CRYPT
wolfAsync_DevClose(&devId);
#endif
/* There are use cases when these assignments are not read. To avoid
* potential confusion those warnings have been handled here.
*/
(void) overrideDateErrors;
(void) useClientCert;
(void) verifyCert;
(void) ourCert;
(void) ourKey;
(void) useVerifyCb;
#if !defined(WOLFSSL_TIRTOS)
return 0;
#endif
}
#endif /* !NO_WOLFSSL_CLIENT */
/* so overall tests can pull in test function */
#ifndef NO_MAIN_DRIVER
int main(int argc, char** argv)
{
func_args args;
StartTCP();
args.argc = argc;
args.argv = argv;
#if defined(DEBUG_WOLFSSL) && !defined(WOLFSSL_MDK_SHELL) && !defined(STACK_TRAP)
wolfSSL_Debugging_ON();
#endif
wolfSSL_Init();
ChangeToWolfRoot();
#ifndef NO_WOLFSSL_CLIENT
#ifdef HAVE_STACK_SIZE
StackSizeCheck(&args, client_test);
#else
client_test(&args);
#endif
#endif
wolfSSL_Cleanup();
#ifdef HAVE_WNR
if (wc_FreeNetRandom() < 0)
err_sys("Failed to free netRandom context");
#endif /* HAVE_WNR */
return args.return_code;
}
int myoptind = 0;
char* myoptarg = NULL;
#endif /* NO_MAIN_DRIVER */