lib/rplan: stringified query flags

lib/rplan.c

@@ -28,6 +28,13 @@
 #define QUERY_PROVIDES(q, name, cls, type) \
     ((q)->sclass == (cls) && (q)->stype == type && knot_dname_is_equal((q)->sname, name))
 
+/** @internal LUT of query flag names. */
+const lookup_table_t query_flag_names[] = {
+	#define X(flag, _) { QUERY_ ## flag, #flag },
+	QUERY_FLAGS(X)
+	#undef X
+};
+
 static struct kr_query *query_create(mm_ctx_t *pool, const knot_dname_t *name)
 {
 	if (name == NULL) {

lib/rplan.h

@@ -26,19 +26,27 @@
 #include "lib/zonecut.h"
 #include "lib/nsrep.h"
 
+#define QUERY_FLAGS(X) \
+	X(NO_MINIMIZE, 1 << 0) /**< Don't minimize QNAME. */ \
+	X(NO_THROTTLE, 1 << 1) /**< No query/slow NS throttling. */ \
+	X(TCP        , 1 << 2) /**< Use TCP for this query. */ \
+	X(RESOLVED   , 1 << 3) /**< Query is resolved. */ \
+	X(AWAIT_IPV4 , 1 << 4) /**< Query is waiting for A address. */ \
+	X(AWAIT_IPV6 , 1 << 5) /**< Query is waiting for AAAA address. */ \
+	X(AWAIT_CUT  , 1 << 6) /**< Query is waiting for zone cut lookup */ \
+	X(SAFEMODE   , 1 << 7) /**< Don't use fancy stuff (EDNS...) */ \
+	X(CACHED     , 1 << 8) /**< Query response is cached. */
+
 /** Query flags */
 enum kr_query_flag {
-	QUERY_NO_MINIMIZE = 1 << 0, /**< Don't minimize QNAME. */
-	QUERY_NO_THROTTLE = 1 << 1, /**< No query/slow NS throttling. */
-	QUERY_TCP         = 1 << 2, /**< Use TCP for this query. */
-	QUERY_RESOLVED    = 1 << 3, /**< Query is resolved. */
-	QUERY_AWAIT_IPV4  = 1 << 4, /**< Query is waiting for A address. */
-	QUERY_AWAIT_IPV6  = 1 << 5, /**< Query is waiting for AAAA address. */
-	QUERY_AWAIT_CUT   = 1 << 6, /**< Query is waiting for zone cut lookup */
-	QUERY_SAFEMODE    = 1 << 7, /**< Don't use fancy stuff (EDNS...) */
-	QUERY_CACHED      = 1 << 8  /**< Query response is cached. */
+	#define X(flag, val) QUERY_ ## flag = val,
+	QUERY_FLAGS(X)
+	#undef X
 };
 
+/** Query flag names table */
+extern const lookup_table_t query_flag_names[];
+
 /**
  * Single query representation.
  */