void NonBlockingSSL_Connect(CYASSL* ssl)
{
#ifndef CYASSL_CALLBACKS
int ret = CyaSSL_connect(ssl);
#else
int ret = CyaSSL_connect_ex(ssl, handShakeCB, timeoutCB, timeout);
#endif
int error = CyaSSL_get_error(ssl, 0);
while (ret != SSL_SUCCESS && (error == SSL_ERROR_WANT_READ ||
error == SSL_ERROR_WANT_WRITE)) {
if (error == SSL_ERROR_WANT_READ)
printf("... client would read block\n");
else
printf("... client would write block\n");
#ifdef USE_WINDOWS_API
Sleep(100);
#else
sleep(1);
#endif
#ifndef CYASSL_CALLBACKS
ret = CyaSSL_connect(ssl);
#else
ret = CyaSSL_connect_ex(ssl, handShakeCB, timeoutCB, timeout);
#endif
error = CyaSSL_get_error(ssl, 0);
}
if (ret != SSL_SUCCESS)
err_sys("SSL_connect failed");
}
static void NonBlockingSSL_Connect(CYASSL* ssl)
{
#ifndef CYASSL_CALLBACKS
int ret = CyaSSL_connect(ssl);
#else
int ret = CyaSSL_connect_ex(ssl, handShakeCB, timeoutCB, timeout);
#endif
int error = CyaSSL_get_error(ssl, 0);
SOCKET_T sockfd = (SOCKET_T)CyaSSL_get_fd(ssl);
int select_ret;
while (ret != SSL_SUCCESS && (error == SSL_ERROR_WANT_READ ||
error == SSL_ERROR_WANT_WRITE)) {
int currTimeout = 1;
if (error == SSL_ERROR_WANT_READ)
printf("... client would read block\n");
else
printf("... client would write block\n");
#ifdef CYASSL_DTLS
currTimeout = CyaSSL_dtls_get_current_timeout(ssl);
#endif
select_ret = tcp_select(sockfd, currTimeout);
if ((select_ret == TEST_RECV_READY) ||
(select_ret == TEST_ERROR_READY)) {
#ifndef CYASSL_CALLBACKS
ret = CyaSSL_connect(ssl);
#else
ret = CyaSSL_connect_ex(ssl,handShakeCB,timeoutCB,timeout);
#endif
error = CyaSSL_get_error(ssl, 0);
}
else if (select_ret == TEST_TIMEOUT && !CyaSSL_dtls(ssl)) {
error = SSL_ERROR_WANT_READ;
}
#ifdef CYASSL_DTLS
else if (select_ret == TEST_TIMEOUT && CyaSSL_dtls(ssl) &&
CyaSSL_dtls_got_timeout(ssl) >= 0) {
error = SSL_ERROR_WANT_READ;
}
#endif
else {
error = SSL_FATAL_ERROR;
}
}
if (ret != SSL_SUCCESS)
err_sys("SSL_connect failed");
}
