fix: set attachment_drop as a private function

include/zenoh-pico/protocol/core.h

@@ -134,7 +134,7 @@ size_t _z_attachment_estimate_length(z_attachment_t att);
 /**
  * Drop an attachment that was decoded from a received message
  */
-void z_attachment_drop(z_attachment_t *att);
+void _z_attachment_drop(z_attachment_t *att);
 #endif
 
 _z_timestamp_t _z_timestamp_duplicate(const _z_timestamp_t *tstamp);

src/net/memory.c

@@ -37,7 +37,7 @@ void _z_sample_clear(_z_sample_t *sample) {
     _z_bytes_clear(&sample->encoding.schema);  // FIXME: call the z_encoding_clear
     _z_timestamp_clear(&sample->timestamp);
 #if Z_FEATURE_ATTACHMENT == 1
-    z_attachment_drop(&sample->attachment);
+    _z_attachment_drop(&sample->attachment);
 #endif
 }
 

src/net/query.c

@@ -28,7 +28,7 @@ void _z_query_clear(_z_query_t *q) {
     _z_keyexpr_clear(&q->_key);
     _z_value_clear(&q->_value);
 #if Z_FEATURE_ATTACHMENT == 1
-    z_attachment_drop(&q->attachment);
+    _z_attachment_drop(&q->attachment);
 #endif
 }
 

src/protocol/core.c

@@ -145,7 +145,7 @@ int8_t z_attachment_iterate(z_attachment_t this_, z_attachment_iter_body_t body,
     return this_.iteration_driver(this_.data, body, ctx);
 }
 
-void z_attachment_drop(z_attachment_t *att) {
+void _z_attachment_drop(z_attachment_t *att) {
     if (att->iteration_driver == _z_encoded_attachment_iteration_driver) {
         _z_bytes_clear((z_bytes_t *)att->data);
         z_free((z_bytes_t *)att->data);

src/session/subscription.c

@@ -192,7 +192,7 @@ int8_t _z_trigger_subscriptions(_z_session_t *zn, const _z_keyexpr_t keyexpr, co
             sub->in->val._callback(&s, sub->in->val._arg);
             xs = _z_subscription_rc_list_tail(xs);
         }
-        z_attachment_drop(&s.attachment);
+        _z_attachment_drop(&s.attachment);
         _z_keyexpr_clear(&key);
         _z_subscription_rc_list_free(&subs);
     } else {