summaryrefslogtreecommitdiffstats
path: root/src/fuzz/fuzz-journald-stream.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/fuzz/fuzz-journald-stream.c')
-rw-r--r--src/fuzz/fuzz-journald-stream.c36
1 files changed, 36 insertions, 0 deletions
diff --git a/src/fuzz/fuzz-journald-stream.c b/src/fuzz/fuzz-journald-stream.c
new file mode 100644
index 0000000..5d6c8eb
--- /dev/null
+++ b/src/fuzz/fuzz-journald-stream.c
@@ -0,0 +1,36 @@
+/* SPDX-License-Identifier: LGPL-2.1+ */
+
+#include <linux/sockios.h>
+#include <sys/ioctl.h>
+
+#include "fd-util.h"
+#include "fuzz.h"
+#include "fuzz-journald.h"
+#include "journald-stream.h"
+
+static int stream_fds[2] = { -1, -1 };
+
+int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
+ Server s;
+ StdoutStream *stream;
+ int v;
+
+ if (size == 0)
+ return 0;
+
+ if (!getenv("SYSTEMD_LOG_LEVEL"))
+ log_set_max_level(LOG_CRIT);
+
+ assert_se(socketpair(AF_UNIX, SOCK_STREAM|SOCK_CLOEXEC|SOCK_NONBLOCK, 0, stream_fds) >= 0);
+ dummy_server_init(&s, NULL, 0);
+ assert_se(stdout_stream_install(&s, stream_fds[0], &stream) >= 0);
+ assert_se(write(stream_fds[1], data, size) == (ssize_t) size);
+ while (ioctl(stream_fds[0], SIOCINQ, &v) == 0 && v)
+ sd_event_run(s.event, (uint64_t) -1);
+ if (s.n_stdout_streams)
+ stdout_stream_destroy(stream);
+ server_done(&s);
+ stream_fds[1] = safe_close(stream_fds[1]);
+
+ return 0;
+}