Network streaming support

[lttng-tools.git] / src / common / kernel-ctl / kernel-ctl.c

diff --git a/src/common/kernel-ctl/kernel-ctl.c b/src/common/kernel-ctl/kernel-ctl.c
index f17bf3bc7bf6fb96052e912c474a0118b52754c3..1396cd9bbe846559ee345f6488fdd3808ac84ae1 100644 (file)
--- a/src/common/kernel-ctl/kernel-ctl.c
+++ b/src/common/kernel-ctl/kernel-ctl.c
@@ -16,6 +16,7 @@
  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  */
 
+#define __USE_LINUX_IOCTL_DEFS
 #include <sys/ioctl.h>
 
 #include "kernel-ctl.h"
@@ -186,3 +187,16 @@ int kernctl_put_subbuf(int fd)
 {
        return ioctl(fd, RING_BUFFER_PUT_SUBBUF);
 }
+
+/* Set the stream_id */
+int kernctl_set_stream_id(int fd, unsigned long *stream_id)
+{
+       return ioctl(fd, RING_BUFFER_SET_STREAM_ID, stream_id);
+}
+
+/* Get the offset of the stream_id in the packet header */
+int kernctl_get_net_stream_id_offset(int fd, unsigned long *offset)
+{
+       return ioctl(fd, LTTNG_KERNEL_STREAM_ID_OFFSET, offset);
+
+}