vlib: introduce vlib_buffer_get_{pa,va,current_va,current_pa} inlines

[vpp.git] / src / vlib / buffer.h

diff --git a/src/vlib/buffer.h b/src/vlib/buffer.h
index 651e7f0..0d24779 100644 (file)
--- a/src/vlib/buffer.h
+++ b/src/vlib/buffer.h
@@ -187,6 +187,12 @@ vlib_buffer_struct_is_sane (vlib_buffer_t * b)
   ASSERT (b->pre_data + VLIB_BUFFER_PRE_DATA_SIZE == b->data);
 }
 
+always_inline uword
+vlib_buffer_get_va (vlib_buffer_t * b)
+{
+  return pointer_to_uword (b->data);
+}
+
 /** \brief Get pointer to current data to process
 
     @param b - (vlib_buffer_t *) pointer to the buffer
@@ -201,6 +207,12 @@ vlib_buffer_get_current (vlib_buffer_t * b)
   return b->data + b->current_data;
 }
 
+always_inline uword
+vlib_buffer_get_current_va (vlib_buffer_t * b)
+{
+  return vlib_buffer_get_va (b) + b->current_data;
+}
+
 /** \brief Advance current data pointer by the supplied (signed!) amount
 
     @param b - (vlib_buffer_t *) pointer to the buffer