1 files changed, 30 insertions, 0 deletions
diff --git a/libtomcrypt/src/stream/chacha/chacha_done.c b/libtomcrypt/src/stream/chacha/chacha_done.c
new file mode 100644
index 0000000..9f0196e
--- /dev/null
+++ b/libtomcrypt/src/stream/chacha/chacha_done.c
@@ -0,0 +1,30 @@
+/* LibTomCrypt, modular cryptographic library -- Tom St Denis
+ *
+ * LibTomCrypt is a library that provides various cryptographic
+ * algorithms in a highly modular and flexible manner.
+ *
+ * The library is free for all purposes without any express
+ * guarantee it works.
+ */
+
+#include "tomcrypt.h"
+
+#ifdef LTC_CHACHA
+
+/**
+  Terminate and clear ChaCha state
+  @param st      The ChaCha state
+  @return CRYPT_OK on success
+*/
+int chacha_done(chacha_state *st)
+{
+   LTC_ARGCHK(st != NULL);
+   XMEMSET(st, 0, sizeof(chacha_state));
+   return CRYPT_OK;
+}
+
+#endif
+
+/* ref:         $Format:%D$ */
+/* git commit:  $Format:%H$ */
+/* commit time: $Format:%ai$ */