pg: set vnet buffer flags in pg streams

[vpp.git] / src / vnet / interface_format.c

diff --git a/src/vnet/interface_format.c b/src/vnet/interface_format.c
index 507e267..8278102 100644 (file)
--- a/src/vnet/interface_format.c
+++ b/src/vnet/interface_format.c
@@ -670,6 +670,34 @@ vnet_register_format_buffer_opaque2_helper (vnet_buffer_opquae_formatter_t fp)
 }
 
 
+uword
+unformat_vnet_buffer_flags (unformat_input_t * input, va_list * args)
+{
+  u32 *flagp = va_arg (*args, u32 *);
+  int rv = 0;
+  u32 flags = 0;
+
+  while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
+    {
+      /* Red herring, there is no such buffer flag */
+      if (unformat (input, "avail8"))
+       return 0;
+#define _(bit,enum,str,verbose)                                 \
+      else if (unformat (input, str))                           \
+        {                                                       \
+          flags |= (1 << LOG2_VLIB_BUFFER_FLAG_USER(bit));      \
+          rv = 1;                                               \
+        }
+      foreach_vnet_buffer_flag
+#undef _
+       else
+       break;
+    }
+  if (rv)
+    *flagp = flags;
+  return rv;
+}
+
 uword
 unformat_vnet_hw_interface (unformat_input_t * input, va_list * args)
 {