- Fix function type cast warning in libunbound context callback type.

git-svn-id: file:///svn/unbound/trunk@4676 be551aaa-1e26-0410-a405-d3ace91eadb9

doc/Changelog

@@ -1,6 +1,7 @@
 3 May 2018: Wouter
 	- Fix that configure --with-libhiredis also turns on cachedb.
 	- Fix gcc 8 buffer warning in testcode.
+	- Fix function type cast warning in libunbound context callback type.
 
 2 May 2018: Wouter
 	- Fix fail to reject dead peers in forward-zone, with ssl-upstream.

libunbound/context.c

@@ -130,7 +130,7 @@ find_id(struct ub_ctx* ctx, int* id)
 
 struct ctx_query* 
 context_new(struct ub_ctx* ctx, const char* name, int rrtype, int rrclass, 
-	ub_callback_type cb, void* cbarg)
+	void* cb, void* cbarg)
 {
 	struct ctx_query* q = (struct ctx_query*)calloc(1, sizeof(*q));
 	if(!q) return NULL;

libunbound/context.h

@@ -148,8 +148,9 @@ struct ctx_query {
 	/** was this query cancelled (for bg worker) */
 	int cancelled;
 
-	/** for async query, the callback function */
-	ub_callback_type cb;
+	/** for async query, the callback function of type ub_callback_type
+	 * for event callbacks the type is ub_event_callback_type */
+	void* cb;
 	/** for async query, the callback user arg */
 	void* cb_arg;
 
@@ -242,7 +243,7 @@ void context_query_delete(struct ctx_query* q);
  * @return new ctx_query or NULL for malloc failure.
  */
 struct ctx_query* context_new(struct ub_ctx* ctx, const char* name, int rrtype,
-        int rrclass, ub_callback_type cb, void* cbarg);
+        int rrclass, void* cb, void* cbarg);
 
 /**
  * Get a new alloc. Creates a new one or uses a cached one.

libunbound/libunbound.c

@@ -747,8 +747,7 @@ ub_resolve_event(struct ub_ctx* ctx, const char* name, int rrtype,
 	ub_comm_base_now(ctx->event_worker->base);
 
 	/* create new ctx_query and attempt to add to the list */
-	q = context_new(ctx, name, rrtype, rrclass, (ub_callback_type)callback,
-		mydata);
+	q = context_new(ctx, name, rrtype, rrclass, callback, mydata);
 	if(!q)
 		return UB_NOMEM;