ZeroTierOne/node/Poly1305.hpp
2019-08-23 09:27:13 -07:00

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C++

/*
* Copyright (c)2019 ZeroTier, Inc.
*
* Use of this software is governed by the Business Source License included
* in the LICENSE.TXT file in the project's root directory.
*
* Change Date: 2023-01-01
*
* On the date above, in accordance with the Business Source License, use
* of this software will be governed by version 2.0 of the Apache License.
*/
/****/
#ifndef ZT_POLY1305_HPP
#define ZT_POLY1305_HPP
namespace ZeroTier {
#define ZT_POLY1305_KEY_LEN 32
#define ZT_POLY1305_MAC_LEN 16
/**
* Compute a one-time authentication code
*
* @param auth Buffer to receive code -- MUST be 16 bytes in length
* @param data Data to authenticate
* @param len Length of data to authenticate in bytes
* @param key 32-byte one-time use key to authenticate data (must not be reused)
*/
void poly1305(void *auth,const void *data,unsigned int len,const void *key);
} // namespace ZeroTier
#endif