From 378c18e5f024ac5a8aef4cb40d7c9aa9633d144c Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 16:30:35 +0200 Subject: Adding upstream version 2.38.1. Signed-off-by: Daniel Baumann --- libmount/src/fuzz.c | 35 +++++++++++++++++++++++++++++++++++ 1 file changed, 35 insertions(+) create mode 100644 libmount/src/fuzz.c (limited to 'libmount/src/fuzz.c') diff --git a/libmount/src/fuzz.c b/libmount/src/fuzz.c new file mode 100644 index 0000000..2c84714 --- /dev/null +++ b/libmount/src/fuzz.c @@ -0,0 +1,35 @@ +#include "fuzz.h" +#include "xalloc.h" +#include "mountP.h" + +#include +#include +#include + +int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) { + struct libmnt_table *tb = NULL; + FILE *f = NULL; + + if (size == 0) + return 0; + + // 128Kb should be enough to trigger all the issues we're interested in + if (size > 131072) + return 0; + + tb = mnt_new_table(); + if (!tb) + err_oom(); + + f = fmemopen((char*) data, size, "re"); + if (!f) + err(EXIT_FAILURE, "fmemopen() failed"); + + mnt_table_enable_comments(tb, TRUE); + (void) mnt_table_parse_stream(tb, f, "mountinfo"); + + mnt_unref_table(tb); + fclose(f); + + return 0; +} -- cgit v1.2.3