Adding upstream version 2:4.20.0+dfsg.upstream/2%4.20.0+dfsg

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 66 insertions, 0 deletions

diff --git a/lib/fuzzing/afl-fuzz-main.c b/lib/fuzzing/afl-fuzz-main.c
new file mode 100644
index 0000000..e0a1d26
--- /dev/null
+++ b/lib/fuzzing/afl-fuzz-main.c
@@ -0,0 +1,66 @@
+/*
+   Unix SMB/CIFS implementation.
+
+   Fuzz driver (AFL style)
+
+   Copyright (C) Andrew Bartlett 2019
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 3 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include "includes.h"
+#include "lib/util/samba_util.h"
+#include "fuzzing.h"
+
+int main(int argc, char *argv[]) {
+	int ret;
+	size_t size = 0;
+	int i;
+
+	ret = LLVMFuzzerInitialize(&argc, &argv);
+	if (ret != 0) {
+		printf("LLVMFuzzerInitialize returned %d\n", ret);
+		return ret;
+	}
+
+
+#ifdef __AFL_LOOP
+	while (__AFL_LOOP(1000))
+#else
+	for (i = 1; i < argc; i++) {
+		uint8_t *buf = (uint8_t *)file_load(argv[i],
+						    &size,
+						    0,
+						    NULL);
+		ret = LLVMFuzzerTestOneInput(buf, size);
+		TALLOC_FREE(buf);
+		if (ret != 0) {
+			printf("LLVMFuzzerTestOneInput returned %d on argument %d\n",
+			       ret, i);
+			return ret;
+		}
+	}
+	if (i == 1)
+#endif
+	{
+		uint8_t *buf = (uint8_t *)fd_load(0, &size, 0, NULL);
+		if (buf == NULL) {
+			exit(1);
+		}
+
+		ret = LLVMFuzzerTestOneInput(buf, size);
+		TALLOC_FREE(buf);
+	}
+	return ret;
+}