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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 15:35:18 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 15:35:18 +0000
commitb750101eb236130cf056c675997decbac904cc49 (patch)
treea5df1a06754bdd014cb975c051c83b01c9a97532 /src/network/fuzz-network-parser.c
parentInitial commit. (diff)
downloadsystemd-b750101eb236130cf056c675997decbac904cc49.tar.xz
systemd-b750101eb236130cf056c675997decbac904cc49.zip
Adding upstream version 252.22.upstream/252.22
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/network/fuzz-network-parser.c')
-rw-r--r--src/network/fuzz-network-parser.c28
1 files changed, 28 insertions, 0 deletions
diff --git a/src/network/fuzz-network-parser.c b/src/network/fuzz-network-parser.c
new file mode 100644
index 0000000..0c9d6d2
--- /dev/null
+++ b/src/network/fuzz-network-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 "networkd-manager.h"
+#include "tmpfile-util.h"
+
+int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
+ _cleanup_(manager_freep) Manager *manager = NULL;
+ _cleanup_fclose_ FILE *f = NULL;
+ _cleanup_(unlink_tempfilep) char network_config[] = "/tmp/fuzz-networkd.XXXXXX";
+
+ if (outside_size_range(size, 0, 65536))
+ return 0;
+
+ if (!getenv("SYSTEMD_LOG_LEVEL"))
+ log_set_max_level(LOG_CRIT);
+
+ assert_se(fmkostemp_safe(network_config, "r+", &f) == 0);
+ if (size != 0)
+ assert_se(fwrite(data, size, 1, f) == 1);
+
+ fflush(f);
+ assert_se(manager_new(&manager, /* test_mode = */ true) >= 0);
+ (void) network_load_one(manager, &manager->networks, network_config);
+ return 0;
+}