1 files changed, 14 insertions, 2 deletions
diff --git a/security/nss/fuzz/shared.h b/security/nss/fuzz/shared.h
index 09d805ed85..35621eb9de 100644
--- a/security/nss/fuzz/shared.h
+++ b/security/nss/fuzz/shared.h
@@ -7,12 +7,24 @@
 #ifndef shared_h__
 #define shared_h__
 
+#include <assert.h>
+#include <random>
+#include "cert.h"
 #include "nss.h"
 
+extern "C" size_t LLVMFuzzerMutate(uint8_t *Data, size_t Size, size_t MaxSize);
+extern "C" size_t LLVMFuzzerCustomMutator(uint8_t *Data, size_t Size,
+                                          size_t MaxSize, unsigned int Seed);
+
 class NSSDatabase {
  public:
-  NSSDatabase() { NSS_NoDB_Init(nullptr); }
-  ~NSSDatabase() { NSS_Shutdown(); }
+  NSSDatabase() { assert(NSS_NoDB_Init(nullptr) == SECSuccess); }
+  ~NSSDatabase() { assert(NSS_Shutdown() == SECSuccess); }
 };
 
+typedef std::vector<decltype(LLVMFuzzerCustomMutator) *> Mutators;
+
+size_t CustomMutate(Mutators mutators, uint8_t *data, size_t size,
+                    size_t max_size, unsigned int seed);
+
 #endif  // shared_h__