ReactOS 0.4.16-dev-297-gc569aee
chacha20.h
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1
15/*
16 * Copyright The Mbed TLS Contributors
17 * SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
18 *
19 * This file is provided under the Apache License 2.0, or the
20 * GNU General Public License v2.0 or later.
21 *
22 * **********
23 * Apache License 2.0:
24 *
25 * Licensed under the Apache License, Version 2.0 (the "License"); you may
26 * not use this file except in compliance with the License.
27 * You may obtain a copy of the License at
28 *
29 * http://www.apache.org/licenses/LICENSE-2.0
30 *
31 * Unless required by applicable law or agreed to in writing, software
32 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
33 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
34 * See the License for the specific language governing permissions and
35 * limitations under the License.
36 *
37 * **********
38 *
39 * **********
40 * GNU General Public License v2.0 or later:
41 *
42 * This program is free software; you can redistribute it and/or modify
43 * it under the terms of the GNU General Public License as published by
44 * the Free Software Foundation; either version 2 of the License, or
45 * (at your option) any later version.
46 *
47 * This program is distributed in the hope that it will be useful,
48 * but WITHOUT ANY WARRANTY; without even the implied warranty of
49 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
50 * GNU General Public License for more details.
51 *
52 * You should have received a copy of the GNU General Public License along
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57 */
58
59#ifndef MBEDTLS_CHACHA20_H
60#define MBEDTLS_CHACHA20_H
61
62#if !defined(MBEDTLS_CONFIG_FILE)
63#include "config.h"
64#else
65#include MBEDTLS_CONFIG_FILE
66#endif
67
68#include <stdint.h>
69#include <stddef.h>
70
71#define MBEDTLS_ERR_CHACHA20_BAD_INPUT_DATA -0x0051
73/* MBEDTLS_ERR_CHACHA20_FEATURE_UNAVAILABLE is deprecated and should not be
74 * used. */
75#define MBEDTLS_ERR_CHACHA20_FEATURE_UNAVAILABLE -0x0053
77/* MBEDTLS_ERR_CHACHA20_HW_ACCEL_FAILED is deprecated and should not be used.
78 */
79#define MBEDTLS_ERR_CHACHA20_HW_ACCEL_FAILED -0x0055
81#ifdef __cplusplus
82extern "C" {
83#endif
84
85#if !defined(MBEDTLS_CHACHA20_ALT)
86
88{
92}
94
95#else /* MBEDTLS_CHACHA20_ALT */
96#include "chacha20_alt.h"
97#endif /* MBEDTLS_CHACHA20_ALT */
98
115
126
144 const unsigned char key[32] );
145
166 const unsigned char nonce[12],
168
199 size_t size,
200 const unsigned char *input,
201 unsigned char *output );
202
231int mbedtls_chacha20_crypt( const unsigned char key[32],
232 const unsigned char nonce[12],
234 size_t size,
235 const unsigned char* input,
236 unsigned char* output );
237
238#if defined(MBEDTLS_SELF_TEST)
245int mbedtls_chacha20_self_test( int verbose );
246#endif /* MBEDTLS_SELF_TEST */
247
248#ifdef __cplusplus
249}
250#endif
251
252#endif /* MBEDTLS_CHACHA20_H */
void mbedtls_chacha20_free(mbedtls_chacha20_context *ctx)
This function releases and clears the specified ChaCha20 context.
int mbedtls_chacha20_crypt(const unsigned char key[32], const unsigned char nonce[12], uint32_t counter, size_t size, const unsigned char *input, unsigned char *output)
This function encrypts or decrypts data with ChaCha20 and the given key and nonce.
int mbedtls_chacha20_setkey(mbedtls_chacha20_context *ctx, const unsigned char key[32])
This function sets the encryption/decryption key.
void mbedtls_chacha20_init(mbedtls_chacha20_context *ctx)
This function initializes the specified ChaCha20 context.
int mbedtls_chacha20_starts(mbedtls_chacha20_context *ctx, const unsigned char nonce[12], uint32_t counter)
This function sets the nonce and initial counter value.
int mbedtls_chacha20_update(mbedtls_chacha20_context *ctx, size_t size, const unsigned char *input, unsigned char *output)
This function encrypts or decrypts data.
UINT32 uint32_t
Definition: types.h:75
GLsizeiptr size
Definition: glext.h:5919
GLenum GLenum GLenum input
Definition: glext.h:9031
BYTE uint8_t
Definition: msvideo1.c:66
#define verbose
Definition: rosglue.h:36
Definition: copy.c:22
uint8_t keystream8[64]
Definition: chacha20.h:90
uint32_t state[16]
Definition: chacha20.h:89