Add minimal test program for fuzzing the fstree_from_file parser

Signed-off-by: David Oberhollenzer <david.oberhollenzer@sigma-star.at>

1 files changed, 43 insertions, 0 deletions

diff --git a/tests/fstree_fuzz.c b/tests/fstree_fuzz.c
new file mode 100644
index 0000000..a9df1ab
--- /dev/null
+++ b/tests/fstree_fuzz.c
@@ -0,0 +1,43 @@
+/* SPDX-License-Identifier: GPL-3.0-or-later */
+/*
+ * fstree_fuzz.c
+ *
+ * Copyright (C) 2019 David Oberhollenzer <goliath@infraroot.at>
+ */
+#include "config.h"
+
+#include "fstree.h"
+
+#include <stdlib.h>
+#include <stdio.h>
+
+int main(int argc, char **argv)
+{
+	int ret = EXIT_FAILURE;
+	fstree_t fs;
+	FILE *fp;
+
+	if (argc != 2) {
+		fputs("Usage: fstree_fuzz <input_file>\n", stderr);
+		return EXIT_FAILURE;
+	}
+
+	fp = fopen(argv[1], "r");
+	if (fp == NULL) {
+		perror(argv[1]);
+		return EXIT_FAILURE;
+	}
+
+	if (fstree_init(&fs, 512, NULL))
+		goto out_fp;
+
+	if (fstree_from_file(&fs, argv[1], fp))
+		goto out_fs;
+
+	ret = EXIT_SUCCESS;
+out_fs:
+	fstree_cleanup(&fs);
+out_fp:
+	fclose(fp);
+	return ret;
+}