1 files changed, 34 insertions, 0 deletions
diff --git a/security/nss/fuzz/tls_socket.cc b/security/nss/fuzz/tls_socket.cc
new file mode 100644
index 0000000000..05aed34267
--- /dev/null
+++ b/security/nss/fuzz/tls_socket.cc
@@ -0,0 +1,34 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include <assert.h>
+#include <string.h>
+#include <algorithm>
+
+#include "prerror.h"
+#include "prio.h"
+
+#include "tls_socket.h"
+
+int32_t DummyPrSocket::Read(PRFileDesc *f, void *data, int32_t len) {
+  assert(data && len > 0);
+
+  int32_t amount = std::min(len, static_cast<int32_t>(len_));
+  memcpy(data, buf_, amount);
+
+  buf_ += amount;
+  len_ -= amount;
+
+  return amount;
+}
+
+int32_t DummyPrSocket::Write(PRFileDesc *f, const void *buf, int32_t length) {
+  return length;
+}
+
+int32_t DummyPrSocket::Recv(PRFileDesc *f, void *buf, int32_t buflen,
+                            int32_t flags, PRIntervalTime to) {
+  assert(flags == 0);
+  return Read(f, buf, buflen);
+}