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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 00:53:35 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 00:53:35 +0000
commit69c6a41ffb878ef98c9378ed4b1634a404cfaa7f (patch)
treeb2a4f704565d62fbb129ab9dc3b35977c50e6e7f /tests-fuzz/fuzz_dname_to_str.c
parentInitial commit. (diff)
downloadknot-69c6a41ffb878ef98c9378ed4b1634a404cfaa7f.tar.xz
knot-69c6a41ffb878ef98c9378ed4b1634a404cfaa7f.zip
Adding upstream version 2.7.6.upstream/2.7.6upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests-fuzz/fuzz_dname_to_str.c')
-rw-r--r--tests-fuzz/fuzz_dname_to_str.c31
1 files changed, 31 insertions, 0 deletions
diff --git a/tests-fuzz/fuzz_dname_to_str.c b/tests-fuzz/fuzz_dname_to_str.c
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+++ b/tests-fuzz/fuzz_dname_to_str.c
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+/* Copyright (C) 2018 CZ.NIC, z.s.p.o. <knot-dns@labs.nic.cz>
+
+ This program is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation, either version 3 of the License, or
+ (at your option) any later version.
+
+ This program 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 General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "libknot/dname.h"
+
+int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
+{
+ // Skip invalid dnames.
+ if (knot_dname_wire_check(data, data + size, NULL) <= 0) {
+ return 0;
+ }
+
+ // Transform the input.
+ char txt[KNOT_DNAME_TXT_MAXLEN + 1];
+ (void)knot_dname_to_str(txt, (const knot_dname_t *)data, sizeof(txt));
+
+ return 0;
+}