From b750101eb236130cf056c675997decbac904cc49 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 17:35:18 +0200 Subject: Adding upstream version 252.22. Signed-off-by: Daniel Baumann --- src/udev/net/fuzz-link-parser.c | 28 ++++++++++++++++++++++++++++ 1 file changed, 28 insertions(+) create mode 100644 src/udev/net/fuzz-link-parser.c (limited to 'src/udev/net/fuzz-link-parser.c') diff --git a/src/udev/net/fuzz-link-parser.c b/src/udev/net/fuzz-link-parser.c new file mode 100644 index 0000000..c809791 --- /dev/null +++ b/src/udev/net/fuzz-link-parser.c @@ -0,0 +1,28 @@ +/* SPDX-License-Identifier: LGPL-2.1-or-later */ + +#include "fd-util.h" +#include "fs-util.h" +#include "fuzz.h" +#include "link-config.h" +#include "tmpfile-util.h" + +int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) { + _cleanup_(link_config_ctx_freep) LinkConfigContext *ctx = NULL; + _cleanup_(unlink_tempfilep) char filename[] = "/tmp/fuzz-link-config.XXXXXX"; + _cleanup_fclose_ FILE *f = NULL; + + if (outside_size_range(size, 0, 65536)) + return 0; + + if (!getenv("SYSTEMD_LOG_LEVEL")) + log_set_max_level(LOG_CRIT); + + assert_se(fmkostemp_safe(filename, "r+", &f) == 0); + if (size != 0) + assert_se(fwrite(data, size, 1, f) == 1); + + fflush(f); + assert_se(link_config_ctx_new(&ctx) >= 0); + (void) link_load_one(ctx, filename); + return 0; +} -- cgit v1.2.3