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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-06 00:53:35 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-06 00:53:35 +0000 |
commit | 69c6a41ffb878ef98c9378ed4b1634a404cfaa7f (patch) | |
tree | b2a4f704565d62fbb129ab9dc3b35977c50e6e7f /tests-fuzz/fuzz_dname_to_str.c | |
parent | Initial commit. (diff) | |
download | knot-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.c | 31 |
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 new file mode 100644 index 0000000..1cf7fc0 --- /dev/null +++ b/tests-fuzz/fuzz_dname_to_str.c @@ -0,0 +1,31 @@ +/* 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; +} |