Make the random number generator predictable when fuzzing.

[openssl.git] / fuzz / cms.c

diff --git a/fuzz/cms.c b/fuzz/cms.c
index 7b4fc3d319fcf1023c0e85752380c2637d96b8a7..c4477efa8fd00f1e92d717ddf3b8fcaa1652084c 100644 (file)
--- a/fuzz/cms.c
+++ b/fuzz/cms.c
@@ -16,11 +16,27 @@
 #include <openssl/cms.h>
 #include "fuzzer.h"
 
-int LLVMFuzzerTestOneInput(const uint8_t *buf, size_t len) {
-    BIO *in = BIO_new(BIO_s_mem());
+int FuzzerInitialize(int *argc, char ***argv)
+{
+    return 1;
+}
+
+int FuzzerTestOneInput(const uint8_t *buf, size_t len)
+{
+    CMS_ContentInfo *i;
+    BIO *in;
+    if (!len) {
+        return 0;
+    }
+
+    in = BIO_new(BIO_s_mem());
     OPENSSL_assert((size_t)BIO_write(in, buf, len) == len);
-    CMS_ContentInfo *i = d2i_CMS_bio(in, NULL);
+    i = d2i_CMS_bio(in, NULL);
     CMS_ContentInfo_free(i);
     BIO_free(in);
     return 0;
 }
+
+void FuzzerCleanup(void)
+{
+}