58 lines
2.6 KiB
C
58 lines
2.6 KiB
C
/*
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* Copyright (c) 2017, 2022-2023 Apple Inc. All rights reserved.
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*
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* @APPLE_OSREFERENCE_LICENSE_HEADER_START@
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*
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* This file contains Original Code and/or Modifications of Original Code
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* as defined in and that are subject to the Apple Public Source License
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* Version 2.0 (the 'License'). You may not use this file except in
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* compliance with the License. The rights granted to you under the License
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* may not be used to create, or enable the creation or redistribution of,
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* unlawful or unlicensed copies of an Apple operating system, or to
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* circumvent, violate, or enable the circumvention or violation of, any
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* terms of an Apple operating system software license agreement.
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*
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* Please obtain a copy of the License at
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* http://www.opensource.apple.com/apsl/ and read it before using this file.
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*
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* The Original Code and all software distributed under the License are
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* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
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* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
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* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
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* Please see the License for the specific language governing rights and
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* limitations under the License.
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*
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* @APPLE_OSREFERENCE_LICENSE_HEADER_END@
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*/
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#include <sys/appleapiopts.h>
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#ifdef BSD_KERNEL_PRIVATE
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#ifndef _ESP_CHACHA_POLY_H_
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#define _ESP_CHACHA_POLY_H_
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#define ESP_CHACHAPOLY_PAD_BOUND 1
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#define ESP_CHACHAPOLY_IV_LEN 8
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#define ESP_CHACHAPOLY_ICV_LEN 16
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#define ESP_CHACHAPOLY_KEYBITS_WITH_SALT 288 /* 32 bytes key + 4 bytes salt */
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size_t esp_chachapoly_schedlen(const struct esp_algorithm *);
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int esp_chachapoly_schedule(const struct esp_algorithm *,
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struct secasvar *);
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int esp_chachapoly_encrypt(struct mbuf *, size_t, size_t, struct secasvar *,
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const struct esp_algorithm *, int);
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int esp_chachapoly_decrypt(struct mbuf *, size_t, struct secasvar *,
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const struct esp_algorithm *, int);
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int esp_chachapoly_encrypt_data(struct secasvar *, uint8_t *, size_t,
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struct newesp *, uint8_t *, size_t, uint8_t *, size_t);
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int esp_chachapoly_decrypt_data(struct secasvar *, uint8_t *, size_t,
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struct newesp *, uint8_t *, size_t, uint8_t *, size_t);
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int esp_chachapoly_encrypt_finalize(struct secasvar *, unsigned char *, size_t);
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int esp_chachapoly_decrypt_finalize(struct secasvar *, unsigned char *, size_t);
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int esp_chachapoly_mature(struct secasvar *);
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int esp_chachapoly_ivlen(const struct esp_algorithm *, struct secasvar *);
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#endif /* _ESP_CHACHA_POLY_H_ */
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#endif /* BSD_KERNEL_PRIVATE */
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