diff --git a/lib/Makefile.am b/lib/Makefile.am
index d9f4688..c0d2b0c 100644
--- a/lib/Makefile.am
+++ b/lib/Makefile.am
@@ -14,7 +14,8 @@ lib_LTLIBRARIES = libsxmp.la
 
 
 libsxmp_la_SOURCES = \
-	sxmplv2.c link.c channel.c message.c rpc.c uuid.c
+	sxmplv2.c link.c channel.c message.c rpc.c \
+	uuid.c stream.c
 
 libsxmp_la_LDFLAGS = 
 
diff --git a/lib/stream.c b/lib/stream.c
new file mode 100644
index 0000000..b308ef0
--- /dev/null
+++ b/lib/stream.c
@@ -0,0 +1,114 @@
+/*
+ * Secure X Message Passing Library v2 implementation.
+ * (sxmplv2) it superseed all versions before due to the:
+ * - memory consumption
+ * - new features such as pulse emitting
+ * - performance optimization
+ *
+ * (c) Askele Group 2013-2015 <http://askele.com>
+ * (c) Alexander Vdolainen 2013-2015,2016 <avdolainen@zoho.com>
+ *
+ * libsxmp is free software: you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser General Public License as published
+ * by the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * libsxmp 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 Lesser 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 <http://www.gnu.org/licenses/>.";
+ *
+ */
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <errno.h>
+#include <string.h>
+#include <pthread.h>
+#include <sys/stat.h>
+#include <sys/time.h>
+#include <sys/types.h>
+#include <sys/mman.h>
+#include <fcntl.h>
+
+#include <openssl/ssl.h>
+#include <openssl/err.h>
+#include <openssl/engine.h>
+
+#include <tdata/usrtc.h>
+#include <tdata/list.h>
+#include <sexpr/sexp.h>
+
+#include <sxmp/limits.h>
+#include <sxmp/sxmp.h>
+
+#include "internal.h"
+
+/*
+ * NOTE: sxstream operations (except opening process i.e. few threads
+ *       can open different streams) are NOT _thread-safe_, please
+ *       care about that in your own application.
+ */
+sxstream_t *sxstream_open(sxlink_t *link, const char *opt, int stid, int flags)
+{
+  return NULL;
+}
+
+sxstream_t *sxstream_openwch(sxlink_t *link, sxchnl_t *channel, const char *opt,
+                             int stid, int flags)
+{
+  return NULL;
+}
+
+int sxstream_close(sxstream_t *stream)
+{
+  return SXE_SUCCESS;
+}
+
+/* binary stream operations */
+/*
+ * NOTE: it will be done with with a copy paste,
+ * there are todo - implement it with oilite style.
+ */
+size_t sxstream_bread(sxstream_t *stream, void *buf, size_t buf_len)
+{
+  return -1;
+}
+
+size_t sxstream_breadat(sxstream_t *stream, void *buf, size_t buf_len, off_t off)
+{
+  return -1;
+}
+
+size_t sxstream_bwriteat(sxstream_t *stream, const void *buf,
+                         size_t buf_len, off_t off)
+{
+  return -1;
+}
+
+size_t sxstream_bsyncat(sxstream_t *stream, void *buf, size_t buf_len, off_t off)
+{
+  return -1;
+}
+
+/*
+ * NOTE: returning value for reading from entry streams
+ *       shouldn't be managed, it's done by close operation.
+ *       That means you should care about ridden values, since
+ *       it might be freed on the next read operation.
+ */
+/* entry nonamed stream ops */
+list_head_t *sxstream_read(sxstream_t *stream)
+{
+  return NULL;
+}
+
+/* entry named stream ops */
+list_head_t *sxstream_readnamed(sxstream_t *stream)
+{
+  return NULL;
+}
+