int test_CyaSSL_Method_Allocators(void)
{
#ifndef NO_OLD_TLS
test_method(CyaSSLv3_server_method(), "CyaSSLv3_server_method()");
test_method(CyaSSLv3_client_method(), "CyaSSLv3_client_method()");
test_method(CyaTLSv1_server_method(), "CyaTLSv1_server_method()");
test_method(CyaTLSv1_client_method(), "CyaTLSv1_client_method()");
test_method(CyaTLSv1_1_server_method(), "CyaTLSv1_1_server_method()");
test_method(CyaTLSv1_1_client_method(), "CyaTLSv1_1_client_method()");
#endif /* NO_OLD_TLS */
test_method(CyaTLSv1_2_server_method(), "CyaTLSv1_2_server_method()");
test_method(CyaTLSv1_2_client_method(), "CyaTLSv1_2_client_method()");
test_method(CyaSSLv23_client_method(), "CyaSSLv23_client_method()");
#ifdef CYASSL_DTLS
test_method(CyaDTLSv1_server_method(), "CyaDTLSv1_server_method()");
test_method(CyaDTLSv1_client_method(), "CyaDTLSv1_client_method()");
#endif /* CYASSL_DTLS */
#ifdef OPENSSL_EXTRA
test_method2(CyaSSLv2_server_method(), "CyaSSLv2_server_method()");
test_method2(CyaSSLv2_client_method(), "CyaSSLv2_client_method()");
#endif /* OPENSSL_EXTRA */
return TEST_SUCCESS;
}
int SuiteTest(void)
{
func_args args;
char argv0[2][80];
char* myArgv[2];
printf(" Begin Cipher Suite Tests\n");
/* setup */
myArgv[0] = argv0[0];
myArgv[1] = argv0[1];
args.argv = myArgv;
strcpy(argv0[0], "SuiteTest");
(void)test_harness;
cipherSuiteCtx = CyaSSL_CTX_new(CyaTLSv1_2_client_method());
if (cipherSuiteCtx == NULL) {
printf("can't get cipher suite ctx\n");
exit(EXIT_FAILURE);
}
/* default case */
args.argc = 1;
printf("starting default cipher suite tests\n");
test_harness(&args);
if (args.return_code != 0) {
printf("error from script %d\n", args.return_code);
exit(EXIT_FAILURE);
}
/* any extra cases will need another argument */
args.argc = 2;
#ifdef CYASSL_DTLS
/* add dtls extra suites */
strcpy(argv0[1], "tests/test-dtls.conf");
printf("starting dtls extra cipher suite tests\n");
test_harness(&args);
if (args.return_code != 0) {
printf("error from script %d\n", args.return_code);
exit(EXIT_FAILURE);
}
#endif
printf(" End Cipher Suite Tests\n");
CyaSSL_CTX_free(cipherSuiteCtx);
CyaSSL_Cleanup();
return args.return_code;
}
/*
* applies TLS 1.2 security layer to data being sent.
*/
int Security(int sock)
{
CYASSL_CTX* ctx;
CYASSL* ssl; /* create CYASSL object */
int ret = 0;
CyaSSL_Init(); /* initialize CyaSSL */
/* create and initiLize CYASSL_CTX structure */
if ((ctx = CyaSSL_CTX_new(CyaTLSv1_2_client_method())) == NULL) {
printf("SSL_CTX_new error.\n");
return EXIT_FAILURE;
}
/* load CA certificates into CyaSSL_CTX. which will verify the server */
if (CyaSSL_CTX_load_verify_locations(ctx, cert, 0) != SSL_SUCCESS) {
printf("Error loading %s. Please check the file.\n", cert);
return EXIT_FAILURE;
}
if ((ssl = CyaSSL_new(ctx)) == NULL) {
printf("CyaSSL_new error.\n");
return EXIT_FAILURE;
}
CyaSSL_set_fd(ssl, sock);
ret = CyaSSL_connect(ssl);
if (ret == SSL_SUCCESS) {
ret = ClientGreet(sock, ssl);
}
/* frees all data before client termination */
CyaSSL_free(ssl);
CyaSSL_CTX_free(ctx);
CyaSSL_Cleanup();
return ret;
}
THREAD_RETURN CYASSL_THREAD client_test(void* args)
{
SOCKET_T sockfd = 0;
CYASSL_METHOD* method = 0;
CYASSL_CTX* ctx = 0;
CYASSL* ssl = 0;
CYASSL* sslResume = 0;
CYASSL_SESSION* session = 0;
char resumeMsg[] = "resuming cyassl!";
int resumeSz = sizeof(resumeMsg);
char msg[32] = "hello cyassl!"; /* GET may make bigger */
char reply[80];
int input;
int msgSz = (int)strlen(msg);
int port = yasslPort;
char* host = (char*)yasslIP;
char* domain = (char*)"www.yassl.com";
int ch;
int version = CLIENT_INVALID_VERSION;
int usePsk = 0;
int sendGET = 0;
int benchmark = 0;
int doDTLS = 0;
int matchName = 0;
int doPeerCheck = 1;
int nonBlocking = 0;
int resumeSession = 0;
int trackMemory = 0;
int useClientCert = 1;
int fewerPackets = 0;
int atomicUser = 0;
int pkCallbacks = 0;
char* cipherList = NULL;
char* verifyCert = (char*)caCert;
char* ourCert = (char*)cliCert;
char* ourKey = (char*)cliKey;
#ifdef HAVE_SNI
char* sniHostName = NULL;
#endif
#ifdef HAVE_MAX_FRAGMENT
byte maxFragment = 0;
#endif
#ifdef HAVE_TRUNCATED_HMAC
byte truncatedHMAC = 0;
#endif
#ifdef HAVE_OCSP
int useOcsp = 0;
char* ocspUrl = NULL;
#endif
int argc = ((func_args*)args)->argc;
char** argv = ((func_args*)args)->argv;
((func_args*)args)->return_code = -1; /* error state */
#ifdef NO_RSA
verifyCert = (char*)eccCert;
ourCert = (char*)cliEccCert;
ourKey = (char*)cliEccKey;
#endif
(void)resumeSz;
(void)session;
(void)sslResume;
(void)trackMemory;
(void)atomicUser;
(void)pkCallbacks;
StackTrap();
while ((ch = mygetopt(argc, argv,
"?gdusmNrtfxUPh:p:v:l:A:c:k:b:zS:L:ToO:")) != -1) {
switch (ch) {
case '?' :
Usage();
exit(EXIT_SUCCESS);
case 'g' :
sendGET = 1;
break;
case 'd' :
doPeerCheck = 0;
break;
case 'u' :
doDTLS = 1;
break;
case 's' :
usePsk = 1;
break;
case 't' :
#ifdef USE_CYASSL_MEMORY
trackMemory = 1;
#endif
break;
case 'm' :
matchName = 1;
break;
case 'x' :
useClientCert = 0;
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 = 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 > 3) {
Usage();
exit(MY_EX_USAGE);
}
break;
case 'l' :
cipherList = myoptarg;
break;
case 'A' :
verifyCert = myoptarg;
break;
case 'c' :
ourCert = myoptarg;
break;
case 'k' :
ourKey = myoptarg;
break;
case 'b' :
benchmark = atoi(myoptarg);
if (benchmark < 0 || benchmark > 1000000) {
Usage();
exit(MY_EX_USAGE);
}
break;
case 'N' :
nonBlocking = 1;
break;
case 'r' :
resumeSession = 1;
break;
case 'z' :
#ifndef CYASSL_LEANPSK
CyaSSL_GetObjectSize();
#endif
break;
case 'S' :
#ifdef HAVE_SNI
sniHostName = myoptarg;
#endif
break;
case 'L' :
#ifdef HAVE_MAX_FRAGMENT
maxFragment = atoi(myoptarg);
if (maxFragment < CYASSL_MFL_2_9 ||
maxFragment > CYASSL_MFL_2_13) {
Usage();
exit(MY_EX_USAGE);
}
#endif
break;
case 'T' :
#ifdef HAVE_TRUNCATED_HMAC
truncatedHMAC = 1;
#endif
break;
case 'o' :
#ifdef HAVE_OCSP
useOcsp = 1;
#endif
break;
case 'O' :
#ifdef HAVE_OCSP
useOcsp = 1;
ocspUrl = myoptarg;
#endif
break;
default:
Usage();
exit(MY_EX_USAGE);
}
}
myoptind = 0; /* reset for test cases */
/* 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 USE_CYASSL_MEMORY
if (trackMemory)
InitMemoryTracker();
#endif
switch (version) {
#ifndef NO_OLD_TLS
case 0:
method = CyaSSLv3_client_method();
break;
#ifndef NO_TLS
case 1:
method = CyaTLSv1_client_method();
break;
case 2:
method = CyaTLSv1_1_client_method();
break;
#endif /* NO_TLS */
#endif /* NO_OLD_TLS */
#ifndef NO_TLS
case 3:
method = CyaTLSv1_2_client_method();
break;
#endif
#ifdef CYASSL_DTLS
case -1:
method = CyaDTLSv1_client_method();
break;
case -2:
method = CyaDTLSv1_2_client_method();
break;
#endif
default:
err_sys("Bad SSL version");
break;
}
if (method == NULL)
err_sys("unable to get method");
ctx = CyaSSL_CTX_new(method);
if (ctx == NULL)
err_sys("unable to get ctx");
if (cipherList)
if (CyaSSL_CTX_set_cipher_list(ctx, cipherList) != SSL_SUCCESS)
err_sys("client can't set cipher list 1");
#ifdef CYASSL_LEANPSK
usePsk = 1;
#endif
#if defined(NO_RSA) && !defined(HAVE_ECC)
usePsk = 1;
#endif
if (fewerPackets)
CyaSSL_CTX_set_group_messages(ctx);
if (usePsk) {
#ifndef NO_PSK
CyaSSL_CTX_set_psk_client_callback(ctx, my_psk_client_cb);
if (cipherList == NULL) {
const char *defaultCipherList;
#ifdef HAVE_NULL_CIPHER
defaultCipherList = "PSK-NULL-SHA256";
#else
defaultCipherList = "PSK-AES128-CBC-SHA256";
#endif
if (CyaSSL_CTX_set_cipher_list(ctx,defaultCipherList) !=SSL_SUCCESS)
err_sys("client can't set cipher list 2");
}
#endif
useClientCert = 0;
}
#ifdef OPENSSL_EXTRA
CyaSSL_CTX_set_default_passwd_cb(ctx, PasswordCallBack);
#endif
#if defined(CYASSL_SNIFFER) && !defined(HAVE_NTRU) && !defined(HAVE_ECC)
if (cipherList == NULL) {
/* don't use EDH, can't sniff tmp keys */
if (CyaSSL_CTX_set_cipher_list(ctx, "AES256-SHA256") != SSL_SUCCESS) {
err_sys("client can't set cipher list 3");
}
}
#endif
#ifdef HAVE_OCSP
if (useOcsp) {
if (ocspUrl != NULL) {
CyaSSL_CTX_SetOCSP_OverrideURL(ctx, ocspUrl);
CyaSSL_CTX_EnableOCSP(ctx, CYASSL_OCSP_NO_NONCE
| CYASSL_OCSP_URL_OVERRIDE);
}
else
CyaSSL_CTX_EnableOCSP(ctx, CYASSL_OCSP_NO_NONCE);
}
#endif
#ifdef USER_CA_CB
CyaSSL_CTX_SetCACb(ctx, CaCb);
#endif
#ifdef VERIFY_CALLBACK
CyaSSL_CTX_set_verify(ctx, SSL_VERIFY_PEER, myVerify);
#endif
#if !defined(NO_FILESYSTEM) && !defined(NO_CERTS)
if (useClientCert){
if (CyaSSL_CTX_use_certificate_chain_file(ctx, ourCert) != SSL_SUCCESS)
err_sys("can't load client cert file, check file and run from"
" CyaSSL home dir");
if (CyaSSL_CTX_use_PrivateKey_file(ctx, ourKey, SSL_FILETYPE_PEM)
!= SSL_SUCCESS)
err_sys("can't load client private key file, check file and run "
"from CyaSSL home dir");
}
if (!usePsk) {
if (CyaSSL_CTX_load_verify_locations(ctx, verifyCert, 0) != SSL_SUCCESS)
err_sys("can't load ca file, Please run from CyaSSL home dir");
}
#endif
#if !defined(NO_CERTS)
if (!usePsk && doPeerCheck == 0)
CyaSSL_CTX_set_verify(ctx, SSL_VERIFY_NONE, 0);
#endif
#ifdef HAVE_CAVIUM
CyaSSL_CTX_UseCavium(ctx, CAVIUM_DEV_ID);
#endif
#ifdef HAVE_SNI
if (sniHostName)
if (CyaSSL_CTX_UseSNI(ctx, 0, sniHostName, XSTRLEN(sniHostName))
!= SSL_SUCCESS)
err_sys("UseSNI failed");
#endif
#ifdef HAVE_MAX_FRAGMENT
if (maxFragment)
if (CyaSSL_CTX_UseMaxFragment(ctx, maxFragment) != SSL_SUCCESS)
err_sys("UseMaxFragment failed");
#endif
#ifdef HAVE_TRUNCATED_HMAC
if (truncatedHMAC)
if (CyaSSL_CTX_UseTruncatedHMAC(ctx) != SSL_SUCCESS)
err_sys("UseTruncatedHMAC failed");
#endif
if (benchmark) {
/* time passed in number of connects give average */
int times = benchmark;
int i = 0;
double start = current_time(), avg;
for (i = 0; i < times; i++) {
tcp_connect(&sockfd, host, port, doDTLS);
ssl = CyaSSL_new(ctx);
CyaSSL_set_fd(ssl, sockfd);
if (CyaSSL_connect(ssl) != SSL_SUCCESS)
err_sys("SSL_connect failed");
CyaSSL_shutdown(ssl);
CyaSSL_free(ssl);
CloseSocket(sockfd);
}
avg = current_time() - start;
avg /= times;
avg *= 1000; /* milliseconds */
printf("CyaSSL_connect avg took: %8.3f milliseconds\n", avg);
CyaSSL_CTX_free(ctx);
((func_args*)args)->return_code = 0;
exit(EXIT_SUCCESS);
}
#if defined(CYASSL_MDK_ARM)
CyaSSL_CTX_set_verify(ctx, SSL_VERIFY_NONE, 0);
#endif
ssl = CyaSSL_new(ctx);
if (ssl == NULL)
err_sys("unable to get SSL object");
if (doDTLS) {
SOCKADDR_IN_T addr;
build_addr(&addr, host, port, 1);
CyaSSL_dtls_set_peer(ssl, &addr, sizeof(addr));
tcp_socket(&sockfd, 1);
}
else {
tcp_connect(&sockfd, host, port, 0);
}
CyaSSL_set_fd(ssl, sockfd);
#ifdef HAVE_CRL
if (CyaSSL_EnableCRL(ssl, CYASSL_CRL_CHECKALL) != SSL_SUCCESS)
err_sys("can't enable crl check");
if (CyaSSL_LoadCRL(ssl, crlPemDir, SSL_FILETYPE_PEM, 0) != SSL_SUCCESS)
err_sys("can't load crl, check crlfile and date validity");
if (CyaSSL_SetCRL_Cb(ssl, CRL_CallBack) != SSL_SUCCESS)
err_sys("can't set crl callback");
#endif
#ifdef ATOMIC_USER
if (atomicUser)
SetupAtomicUser(ctx, ssl);
#endif
#ifdef HAVE_PK_CALLBACKS
if (pkCallbacks)
SetupPkCallbacks(ctx, ssl);
#endif
if (matchName && doPeerCheck)
CyaSSL_check_domain_name(ssl, domain);
#ifndef CYASSL_CALLBACKS
if (nonBlocking) {
CyaSSL_set_using_nonblock(ssl, 1);
tcp_set_nonblocking(&sockfd);
NonBlockingSSL_Connect(ssl);
}
else if (CyaSSL_connect(ssl) != SSL_SUCCESS) {
/* see note at top of README */
int err = CyaSSL_get_error(ssl, 0);
char buffer[CYASSL_MAX_ERROR_SZ];
printf("err = %d, %s\n", err,
CyaSSL_ERR_error_string(err, buffer));
err_sys("SSL_connect failed");
/* if you're getting an error here */
}
#else
timeout.tv_sec = 2;
timeout.tv_usec = 0;
NonBlockingSSL_Connect(ssl); /* will keep retrying on timeout */
#endif
showPeer(ssl);
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';
}
if (CyaSSL_write(ssl, msg, msgSz) != msgSz)
err_sys("SSL_write failed");
input = CyaSSL_read(ssl, reply, sizeof(reply)-1);
if (input > 0) {
reply[input] = 0;
printf("Server response: %s\n", reply);
if (sendGET) { /* get html */
while (1) {
input = CyaSSL_read(ssl, reply, sizeof(reply)-1);
if (input > 0) {
reply[input] = 0;
printf("%s\n", reply);
}
else
break;
}
}
}
else if (input < 0) {
int readErr = CyaSSL_get_error(ssl, 0);
if (readErr != SSL_ERROR_WANT_READ)
err_sys("CyaSSL_read failed");
}
#ifndef NO_SESSION_CACHE
if (resumeSession) {
if (doDTLS) {
strncpy(msg, "break", 6);
msgSz = (int)strlen(msg);
/* try to send session close */
CyaSSL_write(ssl, msg, msgSz);
}
session = CyaSSL_get_session(ssl);
sslResume = CyaSSL_new(ctx);
}
#endif
if (doDTLS == 0) /* don't send alert after "break" command */
CyaSSL_shutdown(ssl); /* echoserver will interpret as new conn */
#ifdef ATOMIC_USER
if (atomicUser)
FreeAtomicUser(ssl);
#endif
CyaSSL_free(ssl);
CloseSocket(sockfd);
#ifndef NO_SESSION_CACHE
if (resumeSession) {
if (doDTLS) {
SOCKADDR_IN_T addr;
#ifdef USE_WINDOWS_API
Sleep(500);
#else
sleep(1);
#endif
build_addr(&addr, host, port, 1);
CyaSSL_dtls_set_peer(sslResume, &addr, sizeof(addr));
tcp_socket(&sockfd, 1);
}
else {
tcp_connect(&sockfd, host, port, 0);
}
CyaSSL_set_fd(sslResume, sockfd);
CyaSSL_set_session(sslResume, session);
showPeer(sslResume);
#ifndef CYASSL_CALLBACKS
if (nonBlocking) {
CyaSSL_set_using_nonblock(sslResume, 1);
tcp_set_nonblocking(&sockfd);
NonBlockingSSL_Connect(sslResume);
}
else if (CyaSSL_connect(sslResume) != SSL_SUCCESS)
err_sys("SSL resume failed");
#else
timeout.tv_sec = 2;
timeout.tv_usec = 0;
NonBlockingSSL_Connect(ssl); /* will keep retrying on timeout */
#endif
if (CyaSSL_session_reused(sslResume))
printf("reused session id\n");
else
printf("didn't reuse session id!!!\n");
if (CyaSSL_write(sslResume, resumeMsg, resumeSz) != resumeSz)
err_sys("SSL_write failed");
if (nonBlocking) {
/* give server a chance to bounce a message back to client */
#ifdef USE_WINDOWS_API
Sleep(500);
#else
sleep(1);
#endif
}
input = CyaSSL_read(sslResume, reply, sizeof(reply)-1);
if (input > 0) {
reply[input] = 0;
printf("Server resume response: %s\n", reply);
}
/* try to send session break */
CyaSSL_write(sslResume, msg, msgSz);
CyaSSL_shutdown(sslResume);
CyaSSL_free(sslResume);
CloseSocket(sockfd);
}
#endif /* NO_SESSION_CACHE */
CyaSSL_CTX_free(ctx);
((func_args*)args)->return_code = 0;
#ifdef USE_CYASSL_MEMORY
if (trackMemory)
ShowMemoryTracker();
#endif /* USE_CYASSL_MEMORY */
return 0;
}
/*
* ======== tcpHandler ========
* Creates new Task to handle new TCP connections.
*/
Void tcpHandler(UArg arg0, UArg arg1) {
int sockfd;
int ret;
struct sockaddr_in servAddr;
Error_Block eb;
bool flag = true;
bool internal_flag = true;
int nbytes;
char *buffer;
char msg[] = "Hello from TM4C1294XL Connected Launchpad";
CYASSL* ssl = (CYASSL *) arg0;
fdOpenSession(TaskSelf());
CyaSSL_Init();
CYASSL_CTX* ctx = NULL;
ctx = CyaSSL_CTX_new(CyaTLSv1_2_client_method());
if (ctx == 0) {
System_printf("tcpHandler: CyaSSL_CTX_new error.\n");
exitApp(ctx);
}
if (CyaSSL_CTX_load_verify_buffer(ctx, ca_cert_der_2048,
sizeof(ca_cert_der_2048) / sizeof(char), SSL_FILETYPE_ASN1)
!= SSL_SUCCESS) {
System_printf("tcpHandler: Error loading ca_cert_der_2048"
" please check the cyassl/certs_test.h file.\n");
exitApp(ctx);
}
if (CyaSSL_CTX_use_certificate_buffer(ctx, client_cert_der_2048,
sizeof(client_cert_der_2048) / sizeof(char), SSL_FILETYPE_ASN1)
!= SSL_SUCCESS) {
System_printf("tcpHandler: Error loading client_cert_der_2048,"
" please check the cyassl/certs_test.h file.\n");
exitApp(ctx);
}
if (CyaSSL_CTX_use_PrivateKey_buffer(ctx, client_key_der_2048,
sizeof(client_key_der_2048) / sizeof(char), SSL_FILETYPE_ASN1)
!= SSL_SUCCESS) {
System_printf("tcpHandler: Error loading client_key_der_2048,"
" please check the cyassl/certs_test.h file.\n");
exitApp(ctx);
}
/* Init the Error_Block */
Error_init(&eb);
do {
sockfd = socket(AF_INET, SOCK_STREAM, 0);
if (sockfd < 0) {
System_printf("tcpHandler: socket failed\n");
Task_sleep(2000);
continue;
}
memset((char *) &servAddr, 0, sizeof(servAddr));
servAddr.sin_family = AF_INET;
servAddr.sin_port = htons(TCPPORT);
inet_aton(IP_ADDR, &servAddr.sin_addr);
ret = connect(sockfd, (struct sockaddr *) &servAddr, sizeof(servAddr));
if (ret < 0) {
fdClose((SOCKET) sockfd);
Task_sleep(2000);
continue;
}
} while (ret != 0);
if ((ssl = CyaSSL_new(ctx)) == NULL) {
System_printf("tcpHandler: CyaSSL_new error.\n");
exitApp(ctx);
}
CyaSSL_set_fd(ssl, sockfd);
ret = CyaSSL_connect(ssl);
/* Delete "TOP_LINE" and "END_LINE" for debugging. */
/* TOP_LINE
System_printf("looked for: %d.\n", SSL_SUCCESS);
System_printf("return was: %d.\n", ret);
int err;
char err_buffer[80];
err = CyaSSL_get_error(ssl, 0);
System_printf("CyaSSL error: %d\n", err);
System_printf("CyaSSL error string: %s\n", CyaSSL_ERR_error_string(err, err_buffer));
END_LINE */
if (ret == SSL_SUCCESS) {
sockfd = CyaSSL_get_fd(ssl);
/* Get a buffer to receive incoming packets. Use the default heap. */
buffer = Memory_alloc(NULL, TCPPACKETSIZE, 0, &eb);
if (buffer == NULL) {
System_printf("tcpWorker: failed to alloc memory\n");
exitApp(ctx);
}
/* Say hello to the server */
while (flag) {
if (CyaSSL_write(ssl, msg, strlen(msg)) != strlen(msg)) {
ret = CyaSSL_get_error(ssl, 0);
System_printf("Write error: %i.\n", ret);
}
while (internal_flag) {
nbytes = CyaSSL_read(ssl, (char *) buffer, TCPPACKETSIZE);
if (nbytes > 0) {
internal_flag = false;
}
}
/* success */
System_printf("Heard: \"%s\".\n", buffer);
CyaSSL_free(ssl);
fdClose((SOCKET) sockfd);
flag = false;
}
/* Free the buffer back to the heap */
Memory_free(NULL, buffer, TCPPACKETSIZE);
/*
* Since deleteTerminatedTasks is set in the cfg file,
* the Task will be deleted when the idle task runs.
*/
exitApp(ctx);
} else {
CyaSSL_free(ssl);
fdClose((SOCKET) sockfd);
System_printf("CyaSSL_connect failed.\n");
fdCloseSession(TaskSelf());
exitApp(ctx);
}
}
void client_test(void* args)
{
SOCKET_T sockfd = 0;
CYASSL_METHOD* method = 0;
CYASSL_CTX* ctx = 0;
CYASSL* ssl = 0;
#ifdef TEST_RESUME
CYASSL* sslResume = 0;
CYASSL_SESSION* session = 0;
char resumeMsg[] = "resuming cyassl!";
int resumeSz = sizeof(resumeMsg);
#endif
char msg[64] = "hello cyassl!";
char reply[1024];
int input;
int msgSz = strlen(msg);
int port = yasslPort;
char* host = (char*)yasslIP;
char* domain = "www.yassl.com";
int ch;
int version = CLIENT_DEFAULT_VERSION;
int usePsk = 0;
int sendGET = 0;
int benchmark = 0;
int doDTLS = 0;
int matchName = 0;
int doPeerCheck = 1;
char* cipherList = NULL;
char* verifyCert = (char*)caCert;
char* ourCert = (char*)cliCert;
char* ourKey = (char*)cliKey;
int argc = ((func_args*)args)->argc;
char** argv = ((func_args*)args)->argv;
((func_args*)args)->return_code = -1; /* error state */
while ((ch = mygetopt(argc, argv, "?gdusmh:p:v:l:A:c:k:b:")) != -1) {
switch (ch) {
case '?' :
Usage();
exit(EXIT_SUCCESS);
case 'g' :
sendGET = 1;
break;
case 'd' :
doPeerCheck = 0;
break;
case 'u' :
doDTLS = 1;
version = -1; /* DTLS flag */
break;
case 's' :
usePsk = 1;
break;
case 'm' :
matchName = 1;
break;
case 'h' :
host = myoptarg;
domain = myoptarg;
break;
case 'p' :
port = atoi(myoptarg);
break;
case 'v' :
version = atoi(myoptarg);
if (version < 0 || version > 3) {
Usage();
exit(MY_EX_USAGE);
}
if (doDTLS)
version = -1; /* DTLS flag */
break;
case 'l' :
cipherList = myoptarg;
break;
case 'A' :
verifyCert = myoptarg;
break;
case 'c' :
ourCert = myoptarg;
break;
case 'k' :
ourKey = myoptarg;
break;
case 'b' :
benchmark = atoi(myoptarg);
if (benchmark < 0 || benchmark > 1000000) {
Usage();
exit(MY_EX_USAGE);
}
break;
default:
Usage();
exit(MY_EX_USAGE);
}
}
argc -= myoptind;
argv += myoptind;
myoptind = 0; /* reset for test cases */
switch (version) {
case 0:
method = CyaSSLv3_client_method();
break;
case 1:
method = CyaTLSv1_client_method();
break;
case 2:
method = CyaTLSv1_1_client_method();
break;
case 3:
method = CyaTLSv1_2_client_method();
break;
#ifdef CYASSL_DTLS
case -1:
method = CyaDTLSv1_client_method();
break;
#endif
default:
err_sys("Bad SSL version");
}
if (method == NULL)
err_sys("unable to get method");
ctx = CyaSSL_CTX_new(method);
if (ctx == NULL)
err_sys("unable to get ctx");
if (cipherList)
if (CyaSSL_CTX_set_cipher_list(ctx, cipherList) != SSL_SUCCESS)
err_sys("can't set cipher list");
#ifndef NO_PSK
if (usePsk)
CyaSSL_CTX_set_psk_client_callback(ctx, my_psk_client_cb);
#endif
#ifdef OPENSSL_EXTRA
CyaSSL_CTX_set_default_passwd_cb(ctx, PasswordCallBack);
#endif
#if defined(CYASSL_SNIFFER) && !defined(HAVE_NTRU) && !defined(HAVE_ECC)
/* don't use EDH, can't sniff tmp keys */
if (cipherList == NULL)
if (CyaSSL_CTX_set_cipher_list(ctx, "AES256-SHA") != SSL_SUCCESS)
err_sys("can't set cipher list");
#endif
#ifdef USER_CA_CB
CyaSSL_CTX_SetCACb(ctx, CaCb);
#endif
#ifdef VERIFY_CALLBACK
CyaSSL_CTX_set_verify(ctx, SSL_VERIFY_PEER, myVerify);
#endif
if (CyaSSL_CTX_use_certificate_file(ctx, ourCert, SSL_FILETYPE_PEM)
!= SSL_SUCCESS)
err_sys("can't load client cert file, check file and run from"
" CyaSSL home dir");
if (CyaSSL_CTX_use_PrivateKey_file(ctx, ourKey, SSL_FILETYPE_PEM)
!= SSL_SUCCESS)
err_sys("can't load client cert file, check file and run from"
" CyaSSL home dir");
if (CyaSSL_CTX_load_verify_locations(ctx, verifyCert, 0) != SSL_SUCCESS)
err_sys("can't load ca file, Please run from CyaSSL home dir");
if (doPeerCheck == 0)
CyaSSL_CTX_set_verify(ctx, SSL_VERIFY_NONE, 0);
if (benchmark) {
/* time passed in number of connects give average */
int times = benchmark;
int i = 0;
double start = current_time(), avg;
for (i = 0; i < times; i++) {
tcp_connect(&sockfd, host, port, doDTLS);
ssl = CyaSSL_new(ctx);
CyaSSL_set_fd(ssl, sockfd);
if (CyaSSL_connect(ssl) != SSL_SUCCESS)
err_sys("SSL_connect failed");
CyaSSL_shutdown(ssl);
CyaSSL_free(ssl);
CloseSocket(sockfd);
}
avg = current_time() - start;
avg /= times;
avg *= 1000; /* milliseconds */
printf("CyaSSL_connect avg took: %8.3f milliseconds\n", avg);
CyaSSL_CTX_free(ctx);
((func_args*)args)->return_code = 0;
exit(EXIT_SUCCESS);
}
tcp_connect(&sockfd, host, port, doDTLS);
ssl = CyaSSL_new(ctx);
if (ssl == NULL)
err_sys("unable to get SSL object");
CyaSSL_set_fd(ssl, sockfd);
#ifdef HAVE_CRL
if (CyaSSL_EnableCRL(ssl, CYASSL_CRL_CHECKALL) != SSL_SUCCESS)
err_sys("can't enable crl check");
if (CyaSSL_LoadCRL(ssl, crlPemDir, SSL_FILETYPE_PEM, 0) != SSL_SUCCESS)
err_sys("can't load crl, check crlfile and date validity");
if (CyaSSL_SetCRL_Cb(ssl, CRL_CallBack) != SSL_SUCCESS)
err_sys("can't set crl callback");
#endif
if (matchName && doPeerCheck)
CyaSSL_check_domain_name(ssl, domain);
#ifdef NON_BLOCKING
tcp_set_nonblocking(&sockfd);
NonBlockingSSL_Connect(ssl);
#else
#ifndef CYASSL_CALLBACKS
if (CyaSSL_connect(ssl) != SSL_SUCCESS) {/* see note at top of README */
int err = CyaSSL_get_error(ssl, 0);
char buffer[80];
printf("err = %d, %s\n", err, CyaSSL_ERR_error_string(err, buffer));
err_sys("SSL_connect failed");/* if you're getting an error here */
}
#else
timeout.tv_sec = 2;
timeout.tv_usec = 0;
NonBlockingSSL_Connect(ssl); /* will keep retrying on timeout */
#endif
#endif
showPeer(ssl);
if (sendGET) {
printf("SSL connect ok, sending GET...\n");
msgSz = 28;
strncpy(msg, "GET /index.html HTTP/1.0\r\n\r\n", msgSz);
}
if (CyaSSL_write(ssl, msg, msgSz) != msgSz)
err_sys("SSL_write failed");
input = CyaSSL_read(ssl, reply, sizeof(reply));
if (input > 0) {
reply[input] = 0;
printf("Server response: %s\n", reply);
if (sendGET) { /* get html */
while (1) {
input = CyaSSL_read(ssl, reply, sizeof(reply));
if (input > 0) {
reply[input] = 0;
printf("%s\n", reply);
}
else
break;
}
}
}
#ifdef TEST_RESUME
if (doDTLS) {
strncpy(msg, "break", 6);
msgSz = (int)strlen(msg);
/* try to send session close */
CyaSSL_write(ssl, msg, msgSz);
}
session = CyaSSL_get_session(ssl);
sslResume = CyaSSL_new(ctx);
#endif
if (doDTLS == 0) /* don't send alert after "break" command */
CyaSSL_shutdown(ssl); /* echoserver will interpret as new conn */
CyaSSL_free(ssl);
CloseSocket(sockfd);
#ifdef TEST_RESUME
if (doDTLS) {
#ifdef USE_WINDOWS_API
Sleep(500);
#else
sleep(1);
#endif
}
tcp_connect(&sockfd, host, port, doDTLS);
CyaSSL_set_fd(sslResume, sockfd);
CyaSSL_set_session(sslResume, session);
showPeer(sslResume);
#ifdef NON_BLOCKING
tcp_set_nonblocking(&sockfd);
NonBlockingSSL_Connect(sslResume);
#else
#ifndef CYASSL_CALLBACKS
if (CyaSSL_connect(sslResume) != SSL_SUCCESS)
err_sys("SSL resume failed");
#else
timeout.tv_sec = 2;
timeout.tv_usec = 0;
NonBlockingSSL_Connect(ssl); /* will keep retrying on timeout */
#endif
#endif
#ifdef OPENSSL_EXTRA
if (CyaSSL_session_reused(sslResume))
printf("reused session id\n");
else
printf("didn't reuse session id!!!\n");
#endif
if (CyaSSL_write(sslResume, resumeMsg, resumeSz) != resumeSz)
err_sys("SSL_write failed");
#ifdef NON_BLOCKING
/* need to give server a chance to bounce a message back to client */
#ifdef USE_WINDOWS_API
Sleep(500);
#else
sleep(1);
#endif
#endif
input = CyaSSL_read(sslResume, reply, sizeof(reply));
if (input > 0) {
reply[input] = 0;
printf("Server resume response: %s\n", reply);
}
/* try to send session break */
CyaSSL_write(sslResume, msg, msgSz);
CyaSSL_shutdown(sslResume);
CyaSSL_free(sslResume);
#endif /* TEST_RESUME */
CyaSSL_CTX_free(ctx);
CloseSocket(sockfd);
((func_args*)args)->return_code = 0;
}
void client_test(void)
{
char msg[64];
char reply[1024];
int sockfd, input;
int ret = 0, msgSz = 0;
struct sockaddr_in servaddr;
CYASSL_CTX* ctx;
CYASSL* ssl;
long yasslIP = IPADDR(192,168,1,125);
long yasslPort = 11111;
/* for debug, compile CyaSSL with DEBUG_CYASSL defined */
CyaSSL_Debugging_ON();
CyaSSL_Init();
ctx = CyaSSL_CTX_new(CyaTLSv1_2_client_method());
if (ctx == 0)
err_sys("setting up ctx");
CyaSSL_CTX_set_verify(ctx, SSL_VERIFY_PEER, myVerify);
ret = CyaSSL_CTX_use_certificate_file(ctx, clientCert, SSL_FILETYPE_PEM);
if (ret != SSL_SUCCESS)
err_sys("can't load client cert file, check file");
ret = CyaSSL_CTX_use_PrivateKey_file(ctx, clientKey, SSL_FILETYPE_PEM);
if (ret != SSL_SUCCESS)
err_sys("can't load client key file, check file");
ret = CyaSSL_CTX_load_verify_locations(ctx, caCert, 0);
if (ret != SSL_SUCCESS)
err_sys("can't load CA cert file, check file");
/* create socket descriptor */
sockfd = socket(AF_INET, SOCK_STREAM, 0);
if (sockfd == RTCS_SOCKET_ERROR) {
err_sys("socket creation failed");
} else {
printf("socket created successfully\n");
}
/*
* Unlike most TCP/IP stacks, RTCS requires that sin_port and
* sin_addr needs to be in Host Byte Order, not Network Byte Order.
* This means we shouldn't use htons() when setting these values.
*/
memset((char*)&servaddr, 0, sizeof(servaddr));
servaddr.sin_family = AF_INET;
servaddr.sin_port = yasslPort;
servaddr.sin_addr.s_addr = yasslIP;
ret = connect(sockfd, &servaddr, sizeof(servaddr));
if (ret != RTCS_OK) {
err_sys("connect() failed");
} else {
printf("Connected to %lx, port %d.\n", servaddr.sin_addr.s_addr,
servaddr.sin_port);
}
if ( (ssl = CyaSSL_new(ctx)) == NULL)
err_sys("CyaSSL_new failed");
CyaSSL_set_fd(ssl, sockfd);
ret = CyaSSL_connect(ssl);
if (ret != SSL_SUCCESS)
err_sys("CyaSSL_connect failed");
printf("CyaSSL_connect() ok, sending GET...\n");
msgSz = 28;
strncpy(msg, "GET /index.html HTTP/1.0\r\n\r\n", msgSz);
if (CyaSSL_write(ssl, msg, msgSz) != msgSz)
err_sys("CyaSSL_write() failed");
input = CyaSSL_read(ssl, reply, sizeof(reply)-1);
if (input > 0) {
reply[input] = 0;
printf("Server response: %s\n", reply);
while (1) {
input = CyaSSL_read(ssl, reply, sizeof(reply)-1);
if (input > 0) {
reply[input] = 0;
printf("%s\n", reply);
} else {
break;
}
}
}
CyaSSL_shutdown(ssl);
CyaSSL_free(ssl);
CyaSSL_CTX_free(ctx);
CyaSSL_Cleanup();
}
int main(int argc, char **argv)
{
int ret, sockfd;
CYASSL* ssl;
CYASSL_CTX* ctx;
struct sockaddr_in servaddr;;
/* must include an ip address of this will flag */
if (argc != 2) {
printf("Usage: tcpClient <IPaddress>\n");
return 1;
}
CyaSSL_Init(); /* initialize cyaSSL */
/* create and initialize CYASSL_CTX structure */
if ((ctx = CyaSSL_CTX_new(CyaTLSv1_2_client_method())) == NULL) {
fprintf(stderr, "SSL_CTX_new error.\n");
return 1;
}
/* create a stream socket using tcp,internet protocal IPv4,
* full-duplex stream */
sockfd = socket(AF_INET, SOCK_STREAM, 0);
/* places n zero-valued bytes in the address servaddr */
memset(&servaddr, 0, sizeof(servaddr));
servaddr.sin_family = AF_INET;
servaddr.sin_port = htons(SERV_PORT);
/* converts IPv4 addresses from text to binary form */
ret = inet_pton(AF_INET, argv[1], &servaddr.sin_addr);
if (ret != 1) {
printf("inet_pton error\n");
return 1;
}
/* set up pre shared keys */
CyaSSL_CTX_set_psk_client_callback(ctx, My_Psk_Client_Cb);
/* attempts to make a connection on a socket */
ret = connect(sockfd, (struct sockaddr *) &servaddr, sizeof(servaddr));
if (ret != 0) {
printf("Connection Error\n");
return 1;
}
/* creat cyassl object after each tcp connct */
if ( (ssl = CyaSSL_new(ctx)) == NULL) {
fprintf(stderr, "CyaSSL_new error.\n");
return 1;
}
/* associate the file descriptor with the session */
ret = CyaSSL_set_fd(ssl, sockfd);
if (ret != SSL_SUCCESS){
return 1;
}
/* takes inputting string and outputs it to the server */
ret = SendReceive(ssl);
if(ret != 0){
return 1;
}
/* cleanup */
CyaSSL_free(ssl);
/* when completely done using SSL/TLS, free the
* cyassl_ctx object */
CyaSSL_CTX_free(ctx);
CyaSSL_Cleanup();
/* exit client */
return ret;
}
