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authorFrantisek Sumsal <frantisek@sumsal.cz>2019-03-11 19:57:09 +0100
committerFrantisek Sumsal <frantisek@sumsal.cz>2019-03-12 12:04:25 +0100
commit55a365cb7457835b99fc68a8b495776f5e5c0c0f (patch)
treedf3eb2153280ac264661c7bda1d38739f3b3f1a4 /src/fuzz
parent415b3f0bb298e9903125f505a9063057471fa574 (diff)
downloadsystemd-55a365cb7457835b99fc68a8b495776f5e5c0c0f.tar.gz
fuzz: add a fuzzer for time utils
Diffstat (limited to 'src/fuzz')
-rw-r--r--src/fuzz/fuzz-time-util.c28
-rw-r--r--src/fuzz/meson.build4
2 files changed, 32 insertions, 0 deletions
diff --git a/src/fuzz/fuzz-time-util.c b/src/fuzz/fuzz-time-util.c
new file mode 100644
index 0000000000..22b2496fcb
--- /dev/null
+++ b/src/fuzz/fuzz-time-util.c
@@ -0,0 +1,28 @@
+/* SPDX-License-Identifier: LGPL-2.1+ */
+
+#include "alloc-util.h"
+#include "fd-util.h"
+#include "fuzz.h"
+#include "time-util.h"
+#include "util.h"
+
+int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
+ _cleanup_free_ char *str = NULL;
+ usec_t usec;
+
+ if (!getenv("SYSTEMD_LOG_LEVEL"))
+ log_set_max_level(LOG_CRIT);
+
+ str = memdup_suffix0(data, size);
+
+ (void) parse_timestamp(str, &usec);
+ (void) parse_sec(str, &usec);
+ (void) parse_sec_fix_0(str, &usec);
+ (void) parse_sec_def_infinity(str, &usec);
+ (void) parse_time(str, &usec, USEC_PER_SEC);
+ (void) parse_nsec(str, &usec);
+
+ (void) timezone_is_valid(str, LOG_DEBUG);
+
+ return 0;
+}
diff --git a/src/fuzz/meson.build b/src/fuzz/meson.build
index 99d7e06deb..241fe02edb 100644
--- a/src/fuzz/meson.build
+++ b/src/fuzz/meson.build
@@ -133,4 +133,8 @@ fuzzers += [
[['src/fuzz/fuzz-calendarspec.c'],
[libshared],
[]],
+
+ [['src/fuzz/fuzz-time-util.c'],
+ [libshared],
+ []],
]