fix: sample vpp-api C client hangs vpp daemon because of NULL callback

[vpp.git] / src / vpp-api / client / test.c

diff --git a/src/vpp-api/client/test.c b/src/vpp-api/client/test.c
index 020115d..c1b3808 100644 (file)
--- a/src/vpp-api/client/test.c
+++ b/src/vpp-api/client/test.c
@@ -62,13 +62,12 @@ volatile u16 result_msg_id;
 
 
 
-int
-wrap_vac_callback (char *data, int len)
+void
+wrap_vac_callback (unsigned char *data, int len)
 {
   //printf("Callback %d\n", len);
   result_ready = 1;
   result_msg_id = ntohs(*((u16 *)data));
-  return (0);
 }
 
 int main (int argc, char ** argv)
@@ -77,7 +76,7 @@ int main (int argc, char ** argv)
   vl_api_show_version_t message;
   vl_api_show_version_t *mp;
   int async = 1;
-  int rv = vac_connect("vac_client", NULL, NULL, 32 /* rx queue-length*/);
+  int rv = vac_connect("vac_client", NULL, wrap_vac_callback, 32 /* rx queue-length*/);
 
   if (rv != 0) {
     printf("Connect failed: %d\n", rv);