tree-wide: drop 'This file is part of systemd' blurb

[thirdparty/systemd.git] / src / resolve / resolved-dns-question.h

diff --git a/src/resolve/resolved-dns-question.h b/src/resolve/resolved-dns-question.h
index 98e1f0e366dcdc7132efe09a612cb0467fb4fbfd..0feb7b601e6ff3ad0a72cc6b774b17cb003be4c5 100644 (file)
--- a/src/resolve/resolved-dns-question.h
+++ b/src/resolve/resolved-dns-question.h
@@ -1,24 +1,8 @@
-/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
-
+/* SPDX-License-Identifier: LGPL-2.1+ */
 #pragma once
 
 /***
-  This file is part of systemd.
-
   Copyright 2014 Lennart Poettering
-
-  systemd is free software; you can redistribute it and/or modify it
-  under the terms of the GNU Lesser General Public License as published by
-  the Free Software Foundation; either version 2.1 of the License, or
-  (at your option) any later version.
-
-  systemd is distributed in the hope that it will be useful, but
-  WITHOUT ANY WARRANTY; without even the implied warranty of
-  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
-  Lesser General Public License for more details.
-
-  You should have received a copy of the GNU Lesser General Public License
-  along with systemd; If not, see <http://www.gnu.org/licenses/>.
 ***/
 
 typedef struct DnsQuestion DnsQuestion;
@@ -30,11 +14,11 @@ typedef struct DnsQuestion DnsQuestion;
 
 struct DnsQuestion {
         unsigned n_ref;
-        unsigned n_keys, n_allocated;
+        size_t n_keys, n_allocated;
         DnsResourceKey* keys[0];
 };
 
-DnsQuestion *dns_question_new(unsigned n);
+DnsQuestion *dns_question_new(size_t n);
 DnsQuestion *dns_question_ref(DnsQuestion *q);
 DnsQuestion *dns_question_unref(DnsQuestion *q);
 
@@ -54,14 +38,18 @@ int dns_question_cname_redirect(DnsQuestion *q, const DnsResourceRecord *cname,
 
 const char *dns_question_first_name(DnsQuestion *q);
 
-static inline unsigned dns_question_size(DnsQuestion *q) {
+static inline size_t dns_question_size(DnsQuestion *q) {
         return q ? q->n_keys : 0;
 }
 
+static inline bool dns_question_isempty(DnsQuestion *q) {
+        return dns_question_size(q) <= 0;
+}
+
 DEFINE_TRIVIAL_CLEANUP_FUNC(DnsQuestion*, dns_question_unref);
 
 #define _DNS_QUESTION_FOREACH(u, key, q)                                \
-        for (unsigned UNIQ_T(i, u) = ({                                 \
+        for (size_t UNIQ_T(i, u) = ({                                 \
                                 (key) = ((q) && (q)->n_keys > 0) ? (q)->keys[0] : NULL; \
                                 0;                                      \
                         });                                             \