use local library source instead to correct some black-box issue for aliyuniot

lib/Crypto/Crypto.h

@@ -0,0 +1,46 @@
+/*
+ * Copyright (C) 2015 Southern Storm Software, Pty Ltd.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ */
+
+#ifndef CRYPTO_h
+#define CRYPTO_h
+
+#include <inttypes.h>
+#include <stddef.h>
+
+void clean(void *dest, size_t size);
+
+template <typename T>
+inline void clean(T &var)
+{
+    clean(&var, sizeof(T));
+}
+
+bool secure_compare(const void *data1, const void *data2, size_t len);
+
+#if defined(ESP8266)
+extern "C" void system_soft_wdt_feed(void);
+#define crypto_feed_watchdog() system_soft_wdt_feed()
+#else
+#define crypto_feed_watchdog() do { ; } while (0)
+#endif
+
+#endif