X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=src%2Fvcl%2Fvppcom.h;h=63466844a3f7ee3f46e3ef774f3dd282337544f9;hb=refs%2Fchanges%2F68%2F14768%2F3;hp=b5e753292ecb666d1512e18929f56bba22659e83;hpb=41c9e04be0ca3a081926045e78dc969dab563532;p=vpp.git

diff --git a/src/vcl/vppcom.h b/src/vcl/vppcom.h
index b5e753292ec..63466844a3f 100644
--- a/src/vcl/vppcom.h
+++ b/src/vcl/vppcom.h
@@ -147,6 +147,14 @@ typedef struct _vcl_poll
   short *revents;
 } vcl_poll_t;
 
+typedef struct vppcom_data_segment_
+{
+  unsigned char *data;
+  uint32_t len;
+} vppcom_data_segment_t;
+
+typedef vppcom_data_segment_t vppcom_data_segments_t[2];
+
 /*
  * VPPCOM Public API Functions
  */
@@ -255,6 +263,13 @@ extern int vppcom_poll (vcl_poll_t * vp, uint32_t n_sids,
 extern int vppcom_mq_epoll_fd (void);
 extern int vppcom_session_index (uint32_t session_handle);
 
+extern int vppcom_session_read_segments (uint32_t session_handle,
+					 vppcom_data_segments_t ds);
+extern void vppcom_session_free_segments (uint32_t session_handle,
+					  vppcom_data_segments_t ds);
+extern int vppcom_data_segment_copy (void *buf, vppcom_data_segments_t ds,
+				     uint32_t max_bytes);
+
 /**
  * Request from application to register a new worker
  *