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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/udev/fuzz-udev-rule-parse-value.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/udev/fuzz-udev-rule-parse-value.c')
-rw-r--r--src/udev/fuzz-udev-rule-parse-value.c31
1 files changed, 31 insertions, 0 deletions
diff --git a/src/udev/fuzz-udev-rule-parse-value.c b/src/udev/fuzz-udev-rule-parse-value.c
new file mode 100644
index 0000000..404d0cd
--- /dev/null
+++ b/src/udev/fuzz-udev-rule-parse-value.c
@@ -0,0 +1,31 @@
+/* SPDX-License-Identifier: LGPL-2.1-or-later */
+
+#include <string.h>
+
+#include "alloc-util.h"
+#include "fuzz.h"
+#include "udev-util.h"
+
+int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
+ _cleanup_free_ char *str = NULL;
+ int r;
+ char *value = UINT_TO_PTR(0x12345678U);
+ char *endpos = UINT_TO_PTR(0x87654321U);
+
+ assert_se(str = malloc(size + 1));
+ memcpy(str, data, size);
+ str[size] = '\0';
+
+ r = udev_rule_parse_value(str, &value, &endpos);
+
+ if (r < 0) {
+ /* not modified on failure */
+ assert_se(value == UINT_TO_PTR(0x12345678U));
+ assert_se(endpos == UINT_TO_PTR(0x87654321U));
+ } else {
+ assert_se(endpos <= str + size);
+ assert_se(endpos > str + 1);
+ }
+
+ return 0;
+}