Replaced system SQLite with SQLCipher to support encrypted database

Sources/DataLiteC/libtomcrypt/encauth/chachapoly/chacha20poly1305_init.c

@@ -0,0 +1,21 @@
+/* LibTomCrypt, modular cryptographic library -- Tom St Denis */
+/* SPDX-License-Identifier: Unlicense */
+
+#include "tomcrypt_private.h"
+
+#ifdef LTC_CHACHA20POLY1305_MODE
+
+/**
+   Initialize an ChaCha20Poly1305 context (only the key)
+   @param st        [out] The destination of the ChaCha20Poly1305 state
+   @param key       The secret key
+   @param keylen    The length of the secret key (octets)
+   @return CRYPT_OK if successful
+*/
+int chacha20poly1305_init(chacha20poly1305_state *st, const unsigned char *key, unsigned long keylen)
+{
+   XMEMSET(st, 0, sizeof(*st));
+   return chacha_setup(&st->chacha, key, keylen, 20);
+}
+
+#endif