mbed TLS v2.16.5

arc4.h
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1
9 /*
10 * Copyright (C) 2006-2015, ARM Limited, All Rights Reserved
11 * SPDX-License-Identifier: Apache-2.0
12 *
13 * Licensed under the Apache License, Version 2.0 (the "License"); you may
14 * not use this file except in compliance with the License.
15 * You may obtain a copy of the License at
16 *
17 * http://www.apache.org/licenses/LICENSE-2.0
18 *
19 * Unless required by applicable law or agreed to in writing, software
20 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
21 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
22 * See the License for the specific language governing permissions and
23 * limitations under the License.
24 *
25 * This file is part of mbed TLS (https://tls.mbed.org)
26 *
27 */
28 #ifndef MBEDTLS_ARC4_H
29 #define MBEDTLS_ARC4_H
30
31 #if !defined(MBEDTLS_CONFIG_FILE)
32 #include "config.h"
33 #else
34 #include MBEDTLS_CONFIG_FILE
35 #endif
36
37 #include <stddef.h>
38
39 /* MBEDTLS_ERR_ARC4_HW_ACCEL_FAILED is deprecated and should not be used. */
40 #define MBEDTLS_ERR_ARC4_HW_ACCEL_FAILED -0x0019
42 #ifdef __cplusplus
43 extern "C" {
44 #endif
45
46 #if !defined(MBEDTLS_ARC4_ALT)
47 // Regular implementation
48 //
49
57 typedef struct mbedtls_arc4_context
58 {
59 int x;
60 int y;
61 unsigned char m[256];
62 }
63 mbedtls_arc4_context;
64
65 #else /* MBEDTLS_ARC4_ALT */
66 #include "arc4_alt.h"
67 #endif /* MBEDTLS_ARC4_ALT */
68
79 void mbedtls_arc4_init( mbedtls_arc4_context *ctx );
80
91 void mbedtls_arc4_free( mbedtls_arc4_context *ctx );
92
105 void mbedtls_arc4_setup( mbedtls_arc4_context *ctx, const unsigned char *key,
106 unsigned int keylen );
107
123 int mbedtls_arc4_crypt( mbedtls_arc4_context *ctx, size_t length, const unsigned char *input,
124 unsigned char *output );
125
126 #if defined(MBEDTLS_SELF_TEST)
127
138 int mbedtls_arc4_self_test( int verbose );
139
140 #endif /* MBEDTLS_SELF_TEST */
141
142 #ifdef __cplusplus
143 }
144 #endif
145
146 #endif /* arc4.h */
mbedtls_arc4_self_test
int mbedtls_arc4_self_test(int verbose)
Checkup routine.
mbedtls_arc4_free
void mbedtls_arc4_free(mbedtls_arc4_context *ctx)
Clear ARC4 context.
mbedtls_arc4_context
ARC4 context structure.
Definition: arc4.h:57
mbedtls_arc4_context::m
unsigned char m[256]
Definition: arc4.h:61
mbedtls_arc4_crypt
int mbedtls_arc4_crypt(mbedtls_arc4_context *ctx, size_t length, const unsigned char *input, unsigned char *output)
ARC4 cipher function.
mbedtls_arc4_context
struct mbedtls_arc4_context mbedtls_arc4_context
ARC4 context structure.
mbedtls_arc4_setup
void mbedtls_arc4_setup(mbedtls_arc4_context *ctx, const unsigned char *key, unsigned int keylen)
ARC4 key schedule.
mbedtls_arc4_context::x
int x
Definition: arc4.h:59
config.h
Configuration options (set of defines)
mbedtls_arc4_init
void mbedtls_arc4_init(mbedtls_arc4_context *ctx)
Initialize ARC4 context.
mbedtls_arc4_context::y
int y
Definition: arc4.h:60