early-access version 1255

externals/libressl/include/openssl/poly1305.h

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+/* $OpenBSD: poly1305.h,v 1.3 2014/07/25 14:04:51 jsing Exp $ */
+/*
+ * Copyright (c) 2014 Joel Sing <jsing@openbsd.org>
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifndef HEADER_POLY1305_H
+#define HEADER_POLY1305_H
+
+#include <openssl/opensslconf.h>
+
+#if defined(OPENSSL_NO_POLY1305)
+#error Poly1305 is disabled.
+#endif
+
+#include <stddef.h>
+
+#ifdef  __cplusplus
+extern "C" {
+#endif
+
+typedef struct poly1305_context {
+	size_t aligner;
+	unsigned char opaque[136];
+} poly1305_context;
+
+typedef struct poly1305_context poly1305_state;
+
+void CRYPTO_poly1305_init(poly1305_context *ctx, const unsigned char key[32]);
+void CRYPTO_poly1305_update(poly1305_context *ctx, const unsigned char *in,
+    size_t len);
+void CRYPTO_poly1305_finish(poly1305_context *ctx, unsigned char mac[16]);
+
+#ifdef  __cplusplus
+}
+#endif
+
+#endif /* HEADER_POLY1305_H */