Differential D28754 Diff 85089 sys/crypto/openssl/ossl_poly1305.h

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				/*
				* Copyright 2015-2016 The OpenSSL Project Authors. All Rights Reserved.
				*
				* Licensed under the OpenSSL license (the "License"). You may not use
				* this file except in compliance with the License. You can obtain a copy
				* in the file LICENSE in the source distribution or at
				* https://www.openssl.org/source/license.html
				*/

				/* From include/crypto/poly1305.h */

				#define POLY1305_BLOCK_SIZE 16

				typedef struct poly1305_context POLY1305;

				/* From crypto/poly1305/poly1305_local.h */

				typedef void (poly1305_blocks_f) (void ctx, const unsigned char *inp,
				size_t len, unsigned int padbit);
				typedef void (poly1305_emit_f) (void ctx, unsigned char mac[16],
				const unsigned int nonce[4]);

				struct poly1305_context {
				double opaque[24]; /* large enough to hold internal state, declared
				* 'double' to ensure at least 64-bit invariant
				* alignment across all platforms and
				* configurations */
				unsigned int nonce[4];
				unsigned char data[POLY1305_BLOCK_SIZE];
				size_t num;
				struct {
				poly1305_blocks_f blocks;
				poly1305_emit_f emit;
				} func;
				};