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User/lib/cifra/chash.c

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+/*
+ * cifra - embedded cryptography library
+ * Written in 2014 by Joseph Birr-Pixton <jpixton@gmail.com>
+ *
+ * To the extent possible under law, the author(s) have dedicated all
+ * copyright and related and neighboring rights to this software to the
+ * public domain worldwide. This software is distributed without any
+ * warranty.
+ *
+ * You should have received a copy of the CC0 Public Domain Dedication
+ * along with this software. If not, see
+ * <http://creativecommons.org/publicdomain/zero/1.0/>.
+ */
+
+#include "chash.h"
+#include "handy.h"
+#include "tassert.h"
+
+void cf_hash(const cf_chash *h, const void *m, size_t nm, uint8_t *out)
+{
+  cf_chash_ctx ctx;
+  assert(h);
+  h->init(&ctx);
+  h->update(&ctx, m, nm);
+  h->digest(&ctx, out);
+  mem_clean(&ctx, sizeof ctx);
+}
+