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-rw-r--r--src/vlibapi/api_common.h8
-rw-r--r--src/vlibapi/api_shared.c14
2 files changed, 21 insertions, 1 deletions
diff --git a/src/vlibapi/api_common.h b/src/vlibapi/api_common.h
index 86b1c5ac3ee..915ddabaca1 100644
--- a/src/vlibapi/api_common.h
+++ b/src/vlibapi/api_common.h
@@ -224,7 +224,7 @@ typedef struct
} api_version_t;
/** API main structure, used by both vpp and binary API clients */
-typedef struct
+typedef struct api_main_t
{
/** Message handler vector */
void (**msg_handlers) (void *);
@@ -374,6 +374,12 @@ typedef struct
elog_main_t *elog_main;
int elog_trace_api_messages;
+ /** performance counter callback **/
+ void (**perf_counter_cbs)
+ (struct api_main_t *, u32 id, int before_or_after);
+ void (**perf_counter_cbs_tmp)
+ (struct api_main_t *, u32 id, int before_or_after);
+
} api_main_t;
extern __thread api_main_t *my_api_main;
diff --git a/src/vlibapi/api_shared.c b/src/vlibapi/api_shared.c
index caad6e54828..5e715d6f829 100644
--- a/src/vlibapi/api_shared.c
+++ b/src/vlibapi/api_shared.c
@@ -30,6 +30,7 @@
#include <vlib/unix/unix.h>
#include <vlibapi/api.h>
#include <vppinfra/elog.h>
+#include <vppinfra/callback.h>
/* *INDENT-OFF* */
api_main_t api_global_main =
@@ -493,7 +494,15 @@ msg_handler_internal (api_main_t * am,
(*endian_fp) (the_msg);
}
+ if (PREDICT_FALSE (vec_len (am->perf_counter_cbs) != 0))
+ clib_call_callbacks (am->perf_counter_cbs, am, id,
+ 0 /* before */ );
+
(*am->msg_handlers[id]) (the_msg);
+
+ if (PREDICT_FALSE (vec_len (am->perf_counter_cbs) != 0))
+ clib_call_callbacks (am->perf_counter_cbs, am, id,
+ 1 /* after */ );
if (!am->is_mp_safe[id])
vl_msg_api_barrier_release ();
}
@@ -620,8 +629,13 @@ vl_msg_api_handler_with_vm_node (api_main_t * am, svm_region_t * vlib_rp,
endian_fp = am->msg_endian_handlers[id];
(*endian_fp) (the_msg);
}
+ if (PREDICT_FALSE (vec_len (am->perf_counter_cbs) != 0))
+ clib_call_callbacks (am->perf_counter_cbs, am, id, 0 /* before */ );
(*handler) (the_msg, vm, node);
+
+ if (PREDICT_FALSE (vec_len (am->perf_counter_cbs) != 0))
+ clib_call_callbacks (am->perf_counter_cbs, am, id, 1 /* after */ );
if (is_private)
{
am->vlib_rp = old_vlib_rp;